From 7c34517e720615982e9b0b8793cf36446bd5a067 Mon Sep 17 00:00:00 2001 From: zhuojie Date: Wed, 13 May 2020 13:52:28 -0700 Subject: [PATCH 01/44] Add more context logging --- demo_templates/kafka.yaml | 32 +++++++++++++++++++++++++-- demo_templates/payload_from_file.yaml | 2 +- handle_actions.go | 18 +++++++++------ http.go | 7 ++++-- kafka.go | 6 +++++ logger.go | 26 ++++++++++++++++++++++ openmock.go | 1 + template.go | 9 +++++--- 8 files changed, 86 insertions(+), 15 deletions(-) create mode 100644 logger.go diff --git a/demo_templates/kafka.yaml b/demo_templates/kafka.yaml index dfaa95ae..1a3d5bcd 100644 --- a/demo_templates/kafka.yaml +++ b/demo_templates/kafka.yaml @@ -2,12 +2,40 @@ kind: Behavior expect: kafka: - topic: hello_kafka_in + topic: hello_kafka_in_1 actions: - publish_kafka: topic: hello_kafka_out payload: > { "kafka": "OK", - "data": {} + "data": 1 + } + +- key: test_kafka_2 + kind: Behavior + expect: + kafka: + topic: hello_kafka_in_2 + actions: + - publish_kafka: + topic: hello_kafka_out + payload: > + { + "kafka": "OK", + "data": 2 + } + +- key: test_kafka_3 + kind: Behavior + expect: + kafka: + topic: hello_kafka_in_3 + actions: + - publish_kafka: + topic: hello_kafka_out + payload: > + { + "kafka": "OK", + "data": 3 } diff --git a/demo_templates/payload_from_file.yaml b/demo_templates/payload_from_file.yaml index 11cd837c..f0b8ae02 100644 --- a/demo_templates/payload_from_file.yaml +++ b/demo_templates/payload_from_file.yaml @@ -1,4 +1,4 @@ -- key: test_kafka_2 +- key: test_kafka_payload_file kind: Behavior expect: kafka: diff --git a/handle_actions.go b/handle_actions.go index 6906a8c1..227e86c8 100644 --- a/handle_actions.go +++ b/handle_actions.go @@ -20,13 +20,16 @@ func (ms MocksArray) DoActions(ctx Context) error { func (m *Mock) DoActions(ctx Context) error { ctx.Values = m.Values + ctx.currentMock = m if !ctx.MatchCondition(m.Expect.Condition) { return nil } + logger := newOmLogger(ctx) + logger.Info("doing actions") for _, actionDispatcher := range m.Actions { actualAction := getActualAction(actionDispatcher) if err := actualAction.Perform(ctx); err != nil { - logrus.WithFields(logrus.Fields{ + logger.WithFields(logrus.Fields{ "err": err, "action": fmt.Sprintf("%T", actualAction), }).Errorf("failed to do action") @@ -47,7 +50,7 @@ func (a ActionSendHTTP) Perform(ctx Context) error { } request := gorequest.New(). - SetDebug(true). + SetLogger(newOmLogger(ctx)). CustomMethod(a.Method, urlStr) a.Headers, err = renderHeaders(ctx, a.Headers) @@ -84,7 +87,7 @@ func (a ActionReplyHTTP) Perform(ctx Context) (err error) { msg, err := ctx.Render(a.Body) if err != nil { - logrus.WithField("err", err).Error("failed to render template for http body") + newOmLogger(ctx).WithField("err", err).Error("failed to render template for http body") return err } @@ -125,15 +128,16 @@ func (a ActionSleep) Perform(ctx Context) error { } func (a ActionPublishKafka) Perform(ctx Context) error { + logger := newOmLogger(ctx) msg := a.Payload msg, err := ctx.Render(msg) if err != nil { - logrus.WithField("err", err).Error("failed to render template for kafka payload") + logger.WithField("err", err).Error("failed to render template for kafka payload") return err } err = ctx.om.kafkaClient.sendMessage(a.Topic, []byte(msg)) if err != nil { - logrus.WithField("err", err).Error("failed to publish to kafka") + logger.WithField("err", err).Error("failed to publish to kafka") } return err } @@ -141,7 +145,7 @@ func (a ActionPublishKafka) Perform(ctx Context) error { func (a ActionPublishAMQP) Perform(ctx Context) error { msg, err := ctx.Render(a.Payload) if err != nil { - logrus.WithField("err", err).Error("failed to render template for amqp") + newOmLogger(ctx).WithField("err", err).Error("failed to render template for amqp") return err } publishToAMQP( @@ -158,7 +162,7 @@ func renderHeaders(ctx Context, headers map[string]string) (map[string]string, e for k, v := range headers { msg, err := ctx.Render(v) if err != nil { - logrus.WithField("err", err).Error("failed to render template for http headers") + newOmLogger(ctx).WithField("err", err).Error("failed to render template for http headers") return nil, err } ret[k] = msg diff --git a/http.go b/http.go index 4d03b626..46748d11 100644 --- a/http.go +++ b/http.go @@ -16,8 +16,11 @@ func (om *OpenMock) startHTTP() { e.Use(em.Logrus()) e.Use(middleware.BodyDump(func(c echo.Context, reqBody, resBody []byte) { logrus.WithFields(logrus.Fields{ - "http_req": string(reqBody), - "http_res": string(resBody), + "http_path": c.Path(), + "http_method": c.Request().Method, + "http_host": c.Request().Host, + "http_req": string(reqBody), + "http_res": string(resBody), }).Info() })) if om.CorsEnabled { diff --git a/kafka.go b/kafka.go index dbf5a767..e66fb8fb 100644 --- a/kafka.go +++ b/kafka.go @@ -134,6 +134,12 @@ func (om *OpenMock) startKafka() { return } c.KafkaPayload = string(payload) + + newOmLogger(c).WithFields(logrus.Fields{ + "topic": msg.Topic, + "payload": c.KafkaPayload, + }).Info("start_consuming_message") + if err := ms.DoActions(c); err != nil { logrus.WithFields(logrus.Fields{ "err": err, diff --git a/logger.go b/logger.go new file mode 100644 index 00000000..f53c29fd --- /dev/null +++ b/logger.go @@ -0,0 +1,26 @@ +package openmock + +import "github.com/sirupsen/logrus" + +type omLogger struct { + *logrus.Entry + ctx Context +} + +func newOmLogger(ctx Context) *omLogger { + currentMock := &Mock{} + if ctx.currentMock != nil { + currentMock = ctx.currentMock + } + entry := logrus.NewEntry(logrus.StandardLogger()).WithFields(logrus.Fields{ + "current_mock_key": currentMock.Key, + }) + return &omLogger{ + Entry: entry, + ctx: ctx, + } +} + +func (l *omLogger) SetPrefix(prefix string) { + l.Entry = l.Entry.WithFields(logrus.Fields{"logger_prefix": prefix}) +} diff --git a/openmock.go b/openmock.go index df9784db..a45fdff8 100644 --- a/openmock.go +++ b/openmock.go @@ -63,6 +63,7 @@ func (om *OpenMock) SetupLogrus() { } logrus.SetLevel(l) logrus.SetOutput(os.Stdout) + logrus.SetReportCaller(true) } func (om *OpenMock) SetupRepo() { diff --git a/template.go b/template.go index 88ed5ff0..7a0651ab 100644 --- a/template.go +++ b/template.go @@ -29,7 +29,8 @@ type Context struct { Values map[string]interface{} - om *OpenMock + om *OpenMock + currentMock *Mock } var globalTemplate = template.New("__global__") @@ -59,9 +60,11 @@ func (c Context) Render(raw string) (out string, err error) { // MatchCondition checks the condition given the context func (c Context) MatchCondition(condition string) (r bool) { + logger := newOmLogger(c) defer func() { if r { - logrus.WithFields(logrus.Fields{ + logger.Info("ok match condition") + logger.WithFields(logrus.Fields{ "HTTPHeader": c.HTTPHeader, "HTTPBody": c.HTTPBody, "KafkaPayload": c.KafkaPayload, @@ -78,7 +81,7 @@ func (c Context) MatchCondition(condition string) (r bool) { result, err := c.Render(condition) if err != nil { - logrus.WithField("err", err).Errorf("failed to render condition: %s", condition) + logger.WithField("err", err).Errorf("failed to render condition: %s", condition) return false } return result == "true" From 481b0c87a51991d19a6b949a34734b3402227f41 Mon Sep 17 00:00:00 2001 From: Patrick Dalton Date: Fri, 24 Apr 2020 17:14:36 -0700 Subject: [PATCH 02/44] Initial GRPC implementation --- .gitignore | 4 +- README.md | 18 + demo_protobuf/example.pb.go | 330 + 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vendor/google.golang.org/protobuf/proto/decode_gen.go create mode 100644 vendor/google.golang.org/protobuf/proto/doc.go create mode 100644 vendor/google.golang.org/protobuf/proto/encode.go create mode 100644 vendor/google.golang.org/protobuf/proto/encode_gen.go create mode 100644 vendor/google.golang.org/protobuf/proto/equal.go create mode 100644 vendor/google.golang.org/protobuf/proto/extension.go create mode 100644 vendor/google.golang.org/protobuf/proto/merge.go create mode 100644 vendor/google.golang.org/protobuf/proto/messageset.go create mode 100644 vendor/google.golang.org/protobuf/proto/proto.go create mode 100644 vendor/google.golang.org/protobuf/proto/proto_methods.go create mode 100644 vendor/google.golang.org/protobuf/proto/proto_reflect.go create mode 100644 vendor/google.golang.org/protobuf/proto/reset.go create mode 100644 vendor/google.golang.org/protobuf/proto/size.go create mode 100644 vendor/google.golang.org/protobuf/proto/size_gen.go create mode 100644 vendor/google.golang.org/protobuf/proto/wrappers.go create mode 100644 vendor/google.golang.org/protobuf/reflect/protoreflect/methods.go create mode 100644 vendor/google.golang.org/protobuf/reflect/protoreflect/proto.go create mode 100644 vendor/google.golang.org/protobuf/reflect/protoreflect/source.go create mode 100644 vendor/google.golang.org/protobuf/reflect/protoreflect/type.go create mode 100644 vendor/google.golang.org/protobuf/reflect/protoreflect/value.go create mode 100644 vendor/google.golang.org/protobuf/reflect/protoreflect/value_pure.go create mode 100644 vendor/google.golang.org/protobuf/reflect/protoreflect/value_union.go create mode 100644 vendor/google.golang.org/protobuf/reflect/protoreflect/value_unsafe.go create mode 100644 vendor/google.golang.org/protobuf/reflect/protoregistry/registry.go create mode 100644 vendor/google.golang.org/protobuf/runtime/protoiface/legacy.go create mode 100644 vendor/google.golang.org/protobuf/runtime/protoiface/methods.go create mode 100644 vendor/google.golang.org/protobuf/runtime/protoimpl/impl.go create mode 100644 vendor/google.golang.org/protobuf/runtime/protoimpl/version.go create mode 100644 vendor/google.golang.org/protobuf/types/known/anypb/any.pb.go create mode 100644 vendor/google.golang.org/protobuf/types/known/durationpb/duration.pb.go create mode 100644 vendor/google.golang.org/protobuf/types/known/timestamppb/timestamp.pb.go diff --git a/.gitignore b/.gitignore index 2bd20403..b59c501d 100644 --- a/.gitignore +++ b/.gitignore @@ -11,4 +11,6 @@ # Output of the go coverage tool, specifically when used with LiteIDE *.out /om -/omctl \ No newline at end of file +/omctl + +.idea/ \ No newline at end of file diff --git a/README.md b/README.md index e76dda57..0c7026b8 100644 --- a/README.md +++ b/README.md @@ -40,6 +40,8 @@ $ curl localhost:9999/ping Dependencies. - HTTP (native supported, thanks to https://echo.labstack.com/) - One can configure HTTP port, set env `OPENMOCK_HTTP_PORT=80` +- GRPC (supported through through HTTP/2 interface) + - One can configure HTTP port, set env `OPENMOCK_GRPC_PORT=50051` - Kafka (optional) - To enable mocking kafka, set env `OPENMOCK_KAFKA_ENABLED=true`. - One can also config `OPENMOCK_KAFKA_CLIENT_ID` and `OPENMOCK_KAFKA_SEED_BROKERS`. @@ -86,6 +88,7 @@ actions of the behavior to be performed. Available channels are: - http - kafka - amqp +- grpc For example, under what condition and from what channel should we proceed with the actions. @@ -116,6 +119,7 @@ Actions are a series of functions to run. Availabe actions are: - redis - reply_http - send_http +- reply_grpc - sleep ```yaml @@ -357,6 +361,20 @@ omctl push --directory ./demo_templates --url http://localhost:9998 ``` +### Example: Mock GRPC +```yaml +# demo_templates/grpc.yaml + +- key: example_grpc + expect: + grpc: + service: demo_protobuf.ExampleService + method: ExampleMethod + actions: + - reply_grpc: + payload_from_file: './files/example_grpc_response.json' +``` + ### Example: Mock Kafka ```yaml # demo_templates/kafka.yaml diff --git a/demo_protobuf/example.pb.go b/demo_protobuf/example.pb.go new file mode 100644 index 00000000..6c6247f9 --- /dev/null +++ b/demo_protobuf/example.pb.go @@ -0,0 +1,330 @@ +// Code generated by protoc-gen-go. DO NOT EDIT. +// versions: +// protoc-gen-go v1.20.1 +// protoc v3.11.4 +// source: example.proto + +package demo_protobuf + +import ( + context "context" + proto "github.com/golang/protobuf/proto" + grpc "google.golang.org/grpc" + codes "google.golang.org/grpc/codes" + status "google.golang.org/grpc/status" + protoreflect "google.golang.org/protobuf/reflect/protoreflect" + protoimpl "google.golang.org/protobuf/runtime/protoimpl" + reflect "reflect" + sync "sync" +) + +const ( + // Verify that this generated code is sufficiently up-to-date. + _ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion) + // Verify that runtime/protoimpl is sufficiently up-to-date. + _ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20) +) + +// This is a compile-time assertion that a sufficiently up-to-date version +// of the legacy proto package is being used. +const _ = proto.ProtoPackageIsVersion4 + +type ExampleRequest struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + One uint32 `protobuf:"varint,1,opt,name=one,proto3" json:"one,omitempty"` + Two string `protobuf:"bytes,2,opt,name=two,proto3" json:"two,omitempty"` + Three []uint32 `protobuf:"varint,3,rep,packed,name=three,proto3" json:"three,omitempty"` +} + +func (x *ExampleRequest) Reset() { + *x = ExampleRequest{} + if protoimpl.UnsafeEnabled { + mi := &file_example_proto_msgTypes[0] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *ExampleRequest) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*ExampleRequest) ProtoMessage() {} + +func (x *ExampleRequest) ProtoReflect() protoreflect.Message { + mi := &file_example_proto_msgTypes[0] + if protoimpl.UnsafeEnabled && x != nil { + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + if ms.LoadMessageInfo() == nil { + ms.StoreMessageInfo(mi) + } + return ms + } + return mi.MessageOf(x) +} + +// Deprecated: Use ExampleRequest.ProtoReflect.Descriptor instead. +func (*ExampleRequest) Descriptor() ([]byte, []int) { + return file_example_proto_rawDescGZIP(), []int{0} +} + +func (x *ExampleRequest) GetOne() uint32 { + if x != nil { + return x.One + } + return 0 +} + +func (x *ExampleRequest) GetTwo() string { + if x != nil { + return x.Two + } + return "" +} + +func (x *ExampleRequest) GetThree() []uint32 { + if x != nil { + return x.Three + } + return nil +} + +type ExampleResponse struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + Message string `protobuf:"bytes,1,opt,name=message,proto3" json:"message,omitempty"` + Code uint32 `protobuf:"varint,2,opt,name=code,proto3" json:"code,omitempty"` +} + +func (x *ExampleResponse) Reset() { + *x = ExampleResponse{} + if protoimpl.UnsafeEnabled { + mi := &file_example_proto_msgTypes[1] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *ExampleResponse) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*ExampleResponse) ProtoMessage() {} + +func (x *ExampleResponse) ProtoReflect() protoreflect.Message { + mi := &file_example_proto_msgTypes[1] + if protoimpl.UnsafeEnabled && x != nil { + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + if ms.LoadMessageInfo() == nil { + ms.StoreMessageInfo(mi) + } + return ms + } + return mi.MessageOf(x) +} + +// Deprecated: Use ExampleResponse.ProtoReflect.Descriptor instead. +func (*ExampleResponse) Descriptor() ([]byte, []int) { + return file_example_proto_rawDescGZIP(), []int{1} +} + +func (x *ExampleResponse) GetMessage() string { + if x != nil { + return x.Message + } + return "" +} + +func (x *ExampleResponse) GetCode() uint32 { + if x != nil { + return x.Code + } + return 0 +} + +var File_example_proto protoreflect.FileDescriptor + +var file_example_proto_rawDesc = []byte{ + 0x0a, 0x0d, 0x65, 0x78, 0x61, 0x6d, 0x70, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, + 0x0d, 0x64, 0x65, 0x6d, 0x6f, 0x5f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x22, 0x4a, + 0x0a, 0x0e, 0x45, 0x78, 0x61, 0x6d, 0x70, 0x6c, 0x65, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, + 0x12, 0x10, 0x0a, 0x03, 0x6f, 0x6e, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0d, 0x52, 0x03, 0x6f, + 0x6e, 0x65, 0x12, 0x10, 0x0a, 0x03, 0x74, 0x77, 0x6f, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52, + 0x03, 0x74, 0x77, 0x6f, 0x12, 0x14, 0x0a, 0x05, 0x74, 0x68, 0x72, 0x65, 0x65, 0x18, 0x03, 0x20, + 0x03, 0x28, 0x0d, 0x52, 0x05, 0x74, 0x68, 0x72, 0x65, 0x65, 0x22, 0x3f, 0x0a, 0x0f, 0x45, 0x78, + 0x61, 0x6d, 0x70, 0x6c, 0x65, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x12, 0x18, 0x0a, + 0x07, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x07, + 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x12, 0x12, 0x0a, 0x04, 0x63, 0x6f, 0x64, 0x65, 0x18, + 0x02, 0x20, 0x01, 0x28, 0x0d, 0x52, 0x04, 0x63, 0x6f, 0x64, 0x65, 0x32, 0x62, 0x0a, 0x0e, 0x45, + 0x78, 0x61, 0x6d, 0x70, 0x6c, 0x65, 0x53, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x12, 0x50, 0x0a, + 0x0d, 0x45, 0x78, 0x61, 0x6d, 0x70, 0x6c, 0x65, 0x4d, 0x65, 0x74, 0x68, 0x6f, 0x64, 0x12, 0x1d, + 0x2e, 0x64, 0x65, 0x6d, 0x6f, 0x5f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x45, + 0x78, 0x61, 0x6d, 0x70, 0x6c, 0x65, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x1e, 0x2e, + 0x64, 0x65, 0x6d, 0x6f, 0x5f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x45, 0x78, + 0x61, 0x6d, 0x70, 0x6c, 0x65, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00, 0x42, + 0x11, 0x5a, 0x0f, 0x2e, 0x3b, 0x64, 0x65, 0x6d, 0x6f, 0x5f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, + 0x75, 0x66, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33, +} + +var ( + file_example_proto_rawDescOnce sync.Once + file_example_proto_rawDescData = file_example_proto_rawDesc +) + +func file_example_proto_rawDescGZIP() []byte { + file_example_proto_rawDescOnce.Do(func() { + file_example_proto_rawDescData = protoimpl.X.CompressGZIP(file_example_proto_rawDescData) + }) + return file_example_proto_rawDescData +} + +var file_example_proto_msgTypes = make([]protoimpl.MessageInfo, 2) +var file_example_proto_goTypes = []interface{}{ + (*ExampleRequest)(nil), // 0: demo_protobuf.ExampleRequest + (*ExampleResponse)(nil), // 1: demo_protobuf.ExampleResponse +} +var file_example_proto_depIdxs = []int32{ + 0, // 0: demo_protobuf.ExampleService.ExampleMethod:input_type -> demo_protobuf.ExampleRequest + 1, // 1: demo_protobuf.ExampleService.ExampleMethod:output_type -> demo_protobuf.ExampleResponse + 1, // [1:2] is the sub-list for method output_type + 0, // [0:1] is the sub-list for method input_type + 0, // [0:0] is the sub-list for extension type_name + 0, // [0:0] is the sub-list for extension extendee + 0, // [0:0] is the sub-list for field type_name +} + +func init() { file_example_proto_init() } +func file_example_proto_init() { + if File_example_proto != nil { + return + } + if !protoimpl.UnsafeEnabled { + file_example_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*ExampleRequest); i { + case 0: + return &v.state + case 1: + return &v.sizeCache + case 2: + return &v.unknownFields + default: + return nil + } + } + file_example_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*ExampleResponse); i { + case 0: + return &v.state + case 1: + return &v.sizeCache + case 2: + return &v.unknownFields + default: + return nil + } + } + } + type x struct{} + out := protoimpl.TypeBuilder{ + File: protoimpl.DescBuilder{ + GoPackagePath: reflect.TypeOf(x{}).PkgPath(), + RawDescriptor: file_example_proto_rawDesc, + NumEnums: 0, + NumMessages: 2, + NumExtensions: 0, + NumServices: 1, + }, + GoTypes: file_example_proto_goTypes, + DependencyIndexes: file_example_proto_depIdxs, + MessageInfos: file_example_proto_msgTypes, + }.Build() + File_example_proto = out.File + file_example_proto_rawDesc = nil + file_example_proto_goTypes = nil + file_example_proto_depIdxs = nil +} + +// Reference imports to suppress errors if they are not otherwise used. +var _ context.Context +var _ grpc.ClientConnInterface + +// This is a compile-time assertion to ensure that this generated file +// is compatible with the grpc package it is being compiled against. +const _ = grpc.SupportPackageIsVersion6 + +// ExampleServiceClient is the client API for ExampleService service. +// +// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream. +type ExampleServiceClient interface { + ExampleMethod(ctx context.Context, in *ExampleRequest, opts ...grpc.CallOption) (*ExampleResponse, error) +} + +type exampleServiceClient struct { + cc grpc.ClientConnInterface +} + +func NewExampleServiceClient(cc grpc.ClientConnInterface) ExampleServiceClient { + return &exampleServiceClient{cc} +} + +func (c *exampleServiceClient) ExampleMethod(ctx context.Context, in *ExampleRequest, opts ...grpc.CallOption) (*ExampleResponse, error) { + out := new(ExampleResponse) + err := c.cc.Invoke(ctx, "/demo_protobuf.ExampleService/ExampleMethod", in, out, opts...) + if err != nil { + return nil, err + } + return out, nil +} + +// ExampleServiceServer is the server API for ExampleService service. +type ExampleServiceServer interface { + ExampleMethod(context.Context, *ExampleRequest) (*ExampleResponse, error) +} + +// UnimplementedExampleServiceServer can be embedded to have forward compatible implementations. +type UnimplementedExampleServiceServer struct { +} + +func (*UnimplementedExampleServiceServer) ExampleMethod(context.Context, *ExampleRequest) (*ExampleResponse, error) { + return nil, status.Errorf(codes.Unimplemented, "method ExampleMethod not implemented") +} + +func RegisterExampleServiceServer(s *grpc.Server, srv ExampleServiceServer) { + s.RegisterService(&_ExampleService_serviceDesc, srv) +} + +func _ExampleService_ExampleMethod_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) { + in := new(ExampleRequest) + if err := dec(in); err != nil { + return nil, err + } + if interceptor == nil { + return srv.(ExampleServiceServer).ExampleMethod(ctx, in) + } + info := &grpc.UnaryServerInfo{ + Server: srv, + FullMethod: "/demo_protobuf.ExampleService/ExampleMethod", + } + handler := func(ctx context.Context, req interface{}) (interface{}, error) { + return srv.(ExampleServiceServer).ExampleMethod(ctx, req.(*ExampleRequest)) + } + return interceptor(ctx, in, info, handler) +} + +var _ExampleService_serviceDesc = grpc.ServiceDesc{ + ServiceName: "demo_protobuf.ExampleService", + HandlerType: (*ExampleServiceServer)(nil), + Methods: []grpc.MethodDesc{ + { + MethodName: "ExampleMethod", + Handler: _ExampleService_ExampleMethod_Handler, + }, + }, + Streams: []grpc.StreamDesc{}, + Metadata: "example.proto", +} diff --git a/demo_protobuf/example.proto b/demo_protobuf/example.proto new file mode 100644 index 00000000..6146f5fc --- /dev/null +++ b/demo_protobuf/example.proto @@ -0,0 +1,20 @@ +syntax = "proto3"; + +package demo_protobuf; +// to compile 'protoc -I=demo_protobuf --go_out=plugins=grpc:. demo_protobuf/example.proto' +option go_package = ".;demo_protobuf"; + +service ExampleService { + rpc ExampleMethod (ExampleRequest) returns (ExampleResponse) {}; +} + +message ExampleRequest { + uint32 one = 1; + string two = 2; + repeated uint32 three = 3; +} + +message ExampleResponse { + string message = 1; + uint32 code = 2; +} \ No newline at end of file diff --git a/demo_templates/files/example_grpc_response.json b/demo_templates/files/example_grpc_response.json new file mode 100644 index 00000000..23ae7cd5 --- /dev/null +++ b/demo_templates/files/example_grpc_response.json @@ -0,0 +1 @@ +{"message": "success", "code": 227} \ No newline at end of file diff --git a/demo_templates/grpc.yaml b/demo_templates/grpc.yaml new file mode 100644 index 00000000..621e432f --- /dev/null +++ b/demo_templates/grpc.yaml @@ -0,0 +1,8 @@ +- key: example_grpc + expect: + grpc: + service: demo_protobuf.ExampleService + method: ExampleMethod + actions: + - reply_grpc: + payload_from_file: './files/example_grpc_response.json' diff --git a/go.mod b/go.mod index ce1bf171..8390320d 100644 --- a/go.mod +++ b/go.mod @@ -16,7 +16,6 @@ require ( github.com/bsm/sarama-cluster v2.1.15+incompatible github.com/caarlos0/env v3.3.0+incompatible github.com/dafiti/echo-middleware v0.0.0-20180423194757-e57a87d075ea - github.com/dgrijalva/jwt-go v3.2.0+incompatible // indirect github.com/eapache/go-resiliency v1.1.0 // indirect github.com/eapache/go-xerial-snappy v0.0.0-20180814174437-776d5712da21 // indirect github.com/eapache/queue v1.1.0 // indirect @@ -31,36 +30,39 @@ require ( github.com/go-openapi/strfmt v0.19.4 github.com/go-openapi/swag v0.19.6 github.com/go-openapi/validate v0.19.5 - github.com/golang/protobuf v1.3.1 // indirect + github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0 github.com/golang/snappy v0.0.0-20180518054509-2e65f85255db // indirect github.com/gomodule/redigo v2.0.0+incompatible github.com/google/uuid v1.1.1 github.com/huandu/xstrings v1.0.0 // indirect github.com/imdario/mergo v0.3.6 // indirect github.com/jessevdk/go-flags v1.4.0 + github.com/kr/text v0.2.0 // indirect github.com/labstack/echo v3.3.5+incompatible - github.com/labstack/gommon v0.0.0-20180613044413-d6898124de91 // indirect - github.com/mattn/go-colorable v0.0.9 // indirect - github.com/mattn/go-isatty v0.0.3 // indirect + github.com/labstack/echo/v4 v4.1.16 github.com/moul/http2curl v1.0.0 // indirect github.com/newrelic/go-agent v2.1.0+incompatible // indirect - github.com/onsi/ginkgo v1.8.0 // indirect - github.com/onsi/gomega v1.5.0 // indirect + github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e // indirect + github.com/onsi/ginkgo v1.11.0 // indirect + github.com/onsi/gomega v1.8.1 // indirect github.com/parnurzeal/gorequest v0.0.0-20171015110455-8e3aed27fe49 github.com/pierrec/lz4 v2.0.5+incompatible // indirect github.com/pkg/errors v0.8.1 github.com/prashantv/gostub v1.0.0 github.com/rcrowley/go-metrics v0.0.0-20181016184325-3113b8401b8a // indirect - github.com/sirupsen/logrus v1.2.0 - github.com/smartystreets/goconvey v0.0.0-20190330032615-68dc04aab96a // indirect + github.com/sirupsen/logrus v1.4.2 + github.com/smartystreets/goconvey v1.6.4 // indirect github.com/spf13/cast v1.3.0 github.com/spf13/cobra v0.0.5 + github.com/spf13/pflag v1.0.5 // indirect github.com/streadway/amqp v0.0.0-20180806233856-70e15c650864 - github.com/stretchr/testify v1.4.0 + github.com/stretchr/testify v1.5.1 github.com/teamwork/reload v1.3.0 - github.com/valyala/bytebufferpool v1.0.0 // indirect - github.com/valyala/fasttemplate v0.0.0-20170224212429-dcecefd839c4 // indirect github.com/yuin/gopher-lua v0.0.0-20180827083657-b942cacc89fe // indirect - golang.org/x/net v0.0.0-20190827160401-ba9fcec4b297 - gopkg.in/yaml.v2 v2.2.4 + golang.org/x/net v0.0.0-20200226121028-0de0cce0169b + google.golang.org/genproto v0.0.0-20200224152610-e50cd9704f63 // indirect + google.golang.org/grpc v1.28.1 + google.golang.org/protobuf v1.21.0 + gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f // indirect + gopkg.in/yaml.v2 v2.2.8 ) diff --git a/go.sum b/go.sum index 482fc0e4..5a661f6d 100644 --- a/go.sum +++ b/go.sum @@ -1,3 +1,4 @@ +cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ= github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU= github.com/Masterminds/semver v1.4.2 h1:WBLTQ37jOCzSLtXNdoo8bNM8876KhNqOKvrlGITgsTc= @@ -35,10 +36,14 @@ github.com/bsm/sarama-cluster v2.1.15+incompatible h1:RkV6WiNRnqEEbp81druK8zYhmn github.com/bsm/sarama-cluster v2.1.15+incompatible/go.mod h1:r7ao+4tTNXvWm+VRpRJchr2kQhqxgmAp2iEX5W96gMM= github.com/caarlos0/env v3.3.0+incompatible h1:jCfY0ilpzC2FFViyZyDKCxKybDESTwaR+ebh8zm6AOE= github.com/caarlos0/env v3.3.0+incompatible/go.mod h1:tdCsowwCzMLdkqRYDlHpZCp2UooDD3MspDBjZ2AD02Y= +github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU= +github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw= +github.com/cncf/udpa/go v0.0.0-20191209042840-269d4d468f6f/go.mod h1:M8M6+tZqaGXZJjfX53e64911xZQV5JYwmTeXPW+k8Sc= github.com/coreos/etcd v3.3.10+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE= github.com/coreos/go-etcd v2.0.0+incompatible/go.mod h1:Jez6KQU2B/sWsbdaef3ED8NzMklzPG4d5KIOhIy30Tk= github.com/coreos/go-semver v0.2.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3EedlOD2RNk= github.com/cpuguy83/go-md2man v1.0.10/go.mod h1:SmD6nW6nTyfqj6ABTjUi3V3JVMnlJmwcJI5acqYI6dE= +github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E= github.com/dafiti/echo-middleware v0.0.0-20180423194757-e57a87d075ea h1:v4z3/022CYpUTXPePGjVsqr1rx3dEEpdEWcTqUtXbv8= github.com/dafiti/echo-middleware v0.0.0-20180423194757-e57a87d075ea/go.mod h1:essEU8/iGS5w4Ih9lxX073dNv9nxoWTlHX1Zi4I4q6g= github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= @@ -59,6 +64,10 @@ github.com/elazarl/goproxy v0.0.0-20190421051319-9d40249d3c2f h1:8GDPb0tCY8LQ+OJ github.com/elazarl/goproxy v0.0.0-20190421051319-9d40249d3c2f/go.mod h1:/Zj4wYkgs4iZTTu3o/KG3Itv/qCCa8VVMlb3i9OVuzc= github.com/elazarl/goproxy/ext v0.0.0-20190421051319-9d40249d3c2f h1:AUj1VoZUfhPhOPHULCQQDnGhRelpFWHMLhQVWDsS0v4= github.com/elazarl/goproxy/ext v0.0.0-20190421051319-9d40249d3c2f/go.mod h1:gNh8nYJoAm43RfaxurUnxr+N1PwuFV3ZMl/efxlIlY8= +github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4= +github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4= +github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1mIlRU8Am5FuJP05cCM98= +github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c= github.com/fatih/structs v1.0.0 h1:BrX964Rv5uQ3wwS+KRUAJCBBw5PQmgJfJ6v4yly5QwU= github.com/fatih/structs v1.0.0/go.mod h1:9NiDSp5zOcgEDl+j00MP/WkGVPOlPRLejGD8Ga6PJ7M= github.com/fsnotify/fsnotify v1.4.7 h1:IXs+QLmnXW2CcXuY+8Mzv/fWEsPGWxqefPtCP5CnV9I= @@ -127,16 +136,27 @@ github.com/go-openapi/validate v0.19.5 h1:QhCBKRYqZR+SKo4gl1lPhPahope8/RLt6EVgY8 github.com/go-openapi/validate v0.19.5/go.mod h1:8DJv2CVJQ6kGNpFW6eV9N3JviE1C85nY1c2z52x1Gk4= github.com/go-stack/stack v1.8.0 h1:5SgMzNM5HxrEjV0ww2lTmX6E2Izsfxas4+YHWRs3Lsk= github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY= +github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q= +github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A= github.com/golang/protobuf v1.2.0 h1:P3YflyNX/ehuJFLhxviNdFxQPkGK5cDcApsge1SqnvM= github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U= -github.com/golang/protobuf v1.3.1 h1:YF8+flBXS5eO826T4nzqPrxfhQThhXl0YzfuUPu4SBg= -github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U= +github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U= +github.com/golang/protobuf v1.3.3/go.mod h1:vzj43D7+SQXF/4pzW/hwtAqwc6iTitCiVSaWz5lYuqw= +github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8= +github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA= +github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrUpVNzEA03Pprs= +github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0 h1:aRz0NBceriICVtjhCgKkDvl+RudKu1CT6h0ZvUTrNfE= +github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:WU3c8KckQ9AFe+yFwt9sWVRKCVIyN9cPHBJSNnbL67w= github.com/golang/snappy v0.0.0-20180518054509-2e65f85255db h1:woRePGFeVFfLKN/pOkfl+p/TAqKOfFu+7KPlMVpok/w= github.com/golang/snappy v0.0.0-20180518054509-2e65f85255db/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q= github.com/gomodule/redigo v2.0.0+incompatible h1:K/R+8tc58AaqLkqG2Ol3Qk+DR/TlNuhuh457pBFPtt0= github.com/gomodule/redigo v2.0.0+incompatible/go.mod h1:B4C85qUVwatsJoIUNIfCRsp7qO0iAmpGFZ4EELWSbC4= +github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M= github.com/google/go-cmp v0.3.0 h1:crn/baboCvb5fXaQ0IJ1SGTsTVrWpDsCWC8EGETZijY= github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU= +github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU= +github.com/google/go-cmp v0.4.0 h1:xsAVV57WRhGj6kEIi8ReJzQlHHqcBYCElAvkovg3B/4= +github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= github.com/google/uuid v1.0.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo= github.com/google/uuid v1.1.1 h1:Gkbcsh/GbpXz7lPftLA3P6TYMwjCLYm83jiFQZF/3gY= github.com/google/uuid v1.1.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo= @@ -164,10 +184,14 @@ github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ= github.com/kr/pty v1.1.5/go.mod h1:9r2w37qlBe7rQ6e1fg1S/9xpWHSnaqNdHD3WcMdbPDA= github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE= github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI= +github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY= +github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE= github.com/labstack/echo v3.3.5+incompatible h1:9PfxPUmasKzeJor9uQTaXLT6WUG/r+vSTmvXxvv3JO4= github.com/labstack/echo v3.3.5+incompatible/go.mod h1:0INS7j/VjnFxD4E2wkz67b8cVwCLbBmJyDaka6Cmk1s= -github.com/labstack/gommon v0.0.0-20180613044413-d6898124de91 h1:6R2WAx0PYNGtK2ZED9xKlTGEha51GsCFZijom+NMGEk= -github.com/labstack/gommon v0.0.0-20180613044413-d6898124de91/go.mod h1:/tj9csK2iPSBvn+3NLM9e52usepMtrd5ilFYA+wQNJ4= +github.com/labstack/echo/v4 v4.1.16 h1:8swiwjE5Jkai3RPfZoahp8kjVCRNq+y7Q0hPji2Kz0o= +github.com/labstack/echo/v4 v4.1.16/go.mod h1:awO+5TzAjvL8XpibdsfXxPgHr+orhtXZJZIQCVjogKI= +github.com/labstack/gommon v0.3.0 h1:JEeO0bvc78PKdyHxloTKiF8BD5iGrH8T6MSeGvSgob0= +github.com/labstack/gommon v0.3.0/go.mod h1:MULnywXg0yavhxWKc+lOruYdAhDwPK9wf0OL7NoOu+k= github.com/magiconair/properties v1.8.0/go.mod h1:PppfXfuXeibc/6YijjN8zIbojt8czPbwD3XqdrwzmxQ= github.com/mailru/easyjson v0.0.0-20180823135443-60711f1a8329/go.mod h1:C1wdFJiN94OJF2b5HbByQZoLdCWB1Yqtg26g4irojpc= github.com/mailru/easyjson v0.0.0-20190312143242-1de009706dbe/go.mod h1:C1wdFJiN94OJF2b5HbByQZoLdCWB1Yqtg26g4irojpc= @@ -175,10 +199,13 @@ github.com/mailru/easyjson v0.0.0-20190614124828-94de47d64c63/go.mod h1:C1wdFJiN github.com/mailru/easyjson v0.0.0-20190626092158-b2ccc519800e/go.mod h1:C1wdFJiN94OJF2b5HbByQZoLdCWB1Yqtg26g4irojpc= github.com/mailru/easyjson v0.7.0 h1:aizVhC/NAAcKWb+5QsU1iNOZb4Yws5UO2I+aIprQITM= github.com/mailru/easyjson v0.7.0/go.mod h1:KAzv3t3aY1NaHWoQz1+4F1ccyAH66Jk7yos7ldAVICs= -github.com/mattn/go-colorable v0.0.9 h1:UVL0vNpWh04HeJXV0KLcaT7r06gOH2l4OW6ddYRUIY4= -github.com/mattn/go-colorable v0.0.9/go.mod h1:9vuHe8Xs5qXnSaW/c/ABM9alt+Vo+STaOChaDxuIBZU= -github.com/mattn/go-isatty v0.0.3 h1:ns/ykhmWi7G9O+8a448SecJU3nSMBXJfqQkl0upE1jI= -github.com/mattn/go-isatty v0.0.3/go.mod h1:M+lRXTBqGeGNdLjl/ufCoiOlB5xdOkqRJdNxMWT7Zi4= +github.com/mattn/go-colorable v0.1.2/go.mod h1:U0ppj6V5qS13XJ6of8GYAs25YV2eR4EVcfRqFIhoBtE= +github.com/mattn/go-colorable v0.1.6 h1:6Su7aK7lXmJ/U79bYtBjLNaha4Fs1Rg9plHpcH+vvnE= +github.com/mattn/go-colorable v0.1.6/go.mod h1:u6P/XSegPjTcexA+o6vUJrdnUu04hMope9wVRipJSqc= +github.com/mattn/go-isatty v0.0.8/go.mod h1:Iq45c/XA43vh69/j3iqttzPXn0bhXyGjM0Hdxcsrc5s= +github.com/mattn/go-isatty v0.0.9/go.mod h1:YNRxwqDuOph6SZLI9vUUz6OYw3QyUt7WiY2yME+cCiQ= +github.com/mattn/go-isatty v0.0.12 h1:wuysRhFDzyxgEmMf5xjvJ2M9dZoWAXNNr5LSBS7uHXY= +github.com/mattn/go-isatty v0.0.12/go.mod h1:cbi8OIDigv2wuxKPP5vlRcQ1OAZbq2CE4Kysco4FUpU= github.com/mitchellh/go-homedir v1.1.0/go.mod h1:SfyaCUpYCn1Vlf4IUYiD9fPX4A5wJrkLzIz1N1q0pr0= github.com/mitchellh/mapstructure v1.1.2 h1:fmNYVwqnSfB9mZU6OS2O6GsXM+wcskZDuKQzvN1EDeE= github.com/mitchellh/mapstructure v1.1.2/go.mod h1:FVVH3fgwuzCH5S8UJGiWEs2h04kUh9fWfEaFds41c1Y= @@ -186,11 +213,13 @@ github.com/moul/http2curl v1.0.0 h1:dRMWoAtb+ePxMlLkrCbAqh4TlPHXvoGUSQ323/9Zahs= github.com/moul/http2curl v1.0.0/go.mod h1:8UbvGypXm98wA/IqH45anm5Y2Z6ep6O31QGOAZ3H0fQ= github.com/newrelic/go-agent v2.1.0+incompatible h1:fCuxXeM4eeIKPbzffOWW6y2Dj+eYfc3yylgNZACZqkM= github.com/newrelic/go-agent v2.1.0+incompatible/go.mod h1:a8Fv1b/fYhFSReoTU6HDkTYIMZeSVNffmoS726Y0LzQ= +github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e h1:fD57ERR4JtEqsWbfPhv4DMiApHyliiK5xCTNVSPiaAs= +github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e/go.mod h1:zD1mROLANZcx1PVRCS0qkT7pwLkGfwJo4zjcN/Tysno= github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE= -github.com/onsi/ginkgo v1.8.0 h1:VkHVNpR4iVnU8XQR6DBm8BqYjN7CRzw+xKUbVVbbW9w= -github.com/onsi/ginkgo v1.8.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE= -github.com/onsi/gomega v1.5.0 h1:izbySO9zDPmjJ8rDjLvkA2zJHIo+HkYXHnf7eN7SSyo= -github.com/onsi/gomega v1.5.0/go.mod h1:ex+gbHU/CVuBBDIJjb2X0qEXbFg53c61hWP/1CpauHY= +github.com/onsi/ginkgo v1.11.0 h1:JAKSXpt1YjtLA7YpPiqO9ss6sNXEsPfSGdwN0UHqzrw= +github.com/onsi/ginkgo v1.11.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE= +github.com/onsi/gomega v1.8.1 h1:C5Dqfs/LeauYDX0jJXIe2SWmwCbGzx9yF8C8xy3Lh34= +github.com/onsi/gomega v1.8.1/go.mod h1:Ho0h+IUsWyvy1OpqCwxlQ/21gkhVunqlU8fDGcoTdcA= github.com/parnurzeal/gorequest v0.0.0-20171015110455-8e3aed27fe49 h1:Wulxt7DxVjKuIanwIu89CITdKexBcmvOvLLC+Ej1+pk= github.com/parnurzeal/gorequest v0.0.0-20171015110455-8e3aed27fe49/go.mod h1:3Kh2QUMJoqw3icWAecsyzkpY7UzRfDhbRdTjtNwNiUE= github.com/pborman/uuid v1.2.0/go.mod h1:X/NO0urCmaxf9VXbdlT7C2Yzkj2IKimNn4k+gtPdI/k= @@ -204,17 +233,18 @@ github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZb github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= github.com/prashantv/gostub v1.0.0 h1:wTzvgO04xSS3gHuz6Vhuo0/kvWelyJxwNS0IRBPAwGY= github.com/prashantv/gostub v1.0.0/go.mod h1:dP1v6T1QzyGJJKFocwAU0lSZKpfjstjH8TlhkEU0on0= +github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA= 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v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4= +github.com/stretchr/testify v1.5.1 h1:nOGnQDM7FYENwehXlg/kFVnos3rEvtKTjRvOWSzb6H4= +github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA= github.com/teamwork/reload v1.3.0 h1:ElBaBhtRwVRxsPRGK1wYugr2knciOXFMZT5ltPpEwAI= github.com/teamwork/reload v1.3.0/go.mod h1:kHdVPdfdmA+ygkBbigWUeerpy6EK4Kcukx1TNyePXHA= github.com/tidwall/pretty v1.0.0 h1:HsD+QiTn7sK6flMKIvNmpqz1qrpP3Ps6jOKIKMooyg4= @@ -245,8 +279,9 @@ github.com/tidwall/pretty v1.0.0/go.mod h1:XNkn88O1ChpSDQmQeStsy+sBenx6DDtFZJxhV github.com/ugorji/go/codec v0.0.0-20181204163529-d75b2dcb6bc8/go.mod h1:VFNgLljTbGfSG7qAOspJ7OScBnGdDN/yBr0sguwnwf0= github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw= github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc= -github.com/valyala/fasttemplate v0.0.0-20170224212429-dcecefd839c4 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h1:jxcFYjlkl8xaERsgLo+RNquI0epW6zuy/ZRQs6jnrFA= go.mongodb.org/mongo-driver v1.1.2/go.mod h1:u7ryQJ+DOzQmeO7zB6MHyr8jkEQvC8vH7qLUO4lqsUM= -golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4= golang.org/x/crypto v0.0.0-20181203042331-505ab145d0a9/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4= golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2 h1:VklqNMn3ovrHsnt90PveolxSbWFaJdECFbxSq0Mqo2M= golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= @@ -263,8 +297,17 @@ golang.org/x/crypto v0.0.0-20190320223903-b7391e95e576/go.mod h1:djNgcEr1/C05ACk golang.org/x/crypto v0.0.0-20190611184440-5c40567a22f8/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI= golang.org/x/crypto v0.0.0-20190617133340-57b3e21c3d56 h1:ZpKuNIejY8P0ExLOVyKhb0WsgG8UdvHXe6TWjY7eL6k= golang.org/x/crypto v0.0.0-20190617133340-57b3e21c3d56/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI= 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v0.0.0-20181005035420-146acd28ed58/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4= +golang.org/x/net v0.0.0-20190213061140-3a22650c66bd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4= golang.org/x/net v0.0.0-20190311183353-d8887717615a h1:oWX7TPOiFAMXLq8o0ikBYfCJVlRHBcsciT5bXOrH628= golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg= golang.org/x/net v0.0.0-20190320064053-1272bf9dcd53/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg= @@ -272,33 +315,71 @@ golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn golang.org/x/net v0.0.0-20190613194153-d28f0bde5980/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= golang.org/x/net v0.0.0-20190827160401-ba9fcec4b297 h1:k7pJ2yAPLPgbskkFdhRCsA77k2fySZ1zf2zCjvQCiIM= golang.org/x/net v0.0.0-20190827160401-ba9fcec4b297/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= +golang.org/x/net v0.0.0-20200226121028-0de0cce0169b 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golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= +golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= golang.org/x/tools v0.0.0-20190125232054-d66bd3c5d5a6/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= +golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY= +golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs= golang.org/x/tools v0.0.0-20190328211700-ab21143f2384/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs= +golang.org/x/tools v0.0.0-20190524140312-2c0ae7006135/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q= golang.org/x/tools v0.0.0-20190614205625-5aca471b1d59/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc= golang.org/x/tools v0.0.0-20190617190820-da514acc4774/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc= +golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= +golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4= +golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= +google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM= +google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4= +google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc= +google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55 h1:gSJIx1SDwno+2ElGhA4+qG2zF97qiUzTM+rQ0klBOcE= +google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc= +google.golang.org/genproto v0.0.0-20200224152610-e50cd9704f63 h1:YzfoEYWbODU5Fbt37+h7X16BWQbad7Q4S6gclTKFXM8= +google.golang.org/genproto v0.0.0-20200224152610-e50cd9704f63/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c= +google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c= +google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg= +google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY= +google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk= +google.golang.org/grpc v1.28.1 h1:C1QC6KzgSiLyBabDi87BbjaGreoRgGUF5nOyvfrAZ1k= +google.golang.org/grpc v1.28.1/go.mod h1:rpkK4SK4GF4Ach/+MFLZUBavHOvF2JJB5uozKKal+60= +google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8= +google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0= +google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM= +google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miEFZTKqfCUM6K7xSMQL9OKL/b6hQv+e19PK+JZNE= +google.golang.org/protobuf v1.21.0 h1:qdOKuR/EIArgaWNjetjgTzgVTAZ+S/WXVrq9HW9zimw= +google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo= gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM= gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY= gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= +gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f h1:BLraFXnmrev5lT+xlilqcH8XK9/i0At2xKjWk4p6zsU= +gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= gopkg.in/fsnotify.v1 v1.4.7 h1:xOHLXZwVvI9hhs+cLKq5+I5onOuwQLhQwiu63xxlHs4= gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys= gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ= @@ -308,3 +389,7 @@ gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= gopkg.in/yaml.v2 v2.2.4 h1:/eiJrUcujPVeJ3xlSWaiNi3uSVmDGBK1pDHUHAnao1I= gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= +gopkg.in/yaml.v2 v2.2.8 h1:obN1ZagJSUGI0Ek/LBmuj4SNLPfIny3KsKFopxRdj10= +gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= +honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4= +honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4= diff --git a/grpc.go b/grpc.go new file mode 100644 index 00000000..459ed4ed --- /dev/null +++ b/grpc.go @@ -0,0 +1,76 @@ +package openmock + +import ( + "fmt" + "github.com/checkr/openmock/demo_protobuf" + "io/ioutil" + "time" + + "github.com/labstack/echo/v4/middleware" + "github.com/labstack/echo/v4" + "golang.org/x/net/http2" + "github.com/sirupsen/logrus" + "google.golang.org/protobuf/runtime/protoiface" +) + +// Map of services, methods with the response protobuf they expect. +// This is needed to give a proper response to the GRPC client. +var ServiceMethodResponseMap = map[string]map[string]protoiface.MessageV1{ + "demo_protobuf.ExampleService": + { + "ExampleMethod": &demo_protobuf.ExampleResponse{}, + }, +} + +func (om *OpenMock) startGRPC() { + e := echo.New() + e.HideBanner = true + e.Use(middleware.Logger()) + e.Use(middleware.BodyDump(func(c echo.Context, reqBody, resBody []byte) { + logrus.WithFields(logrus.Fields{ + "http_req": string(reqBody), + "http_res": string(resBody), + }).Info() + })) + if om.CorsEnabled { + e.Use(middleware.CORSWithConfig(middleware.CORSConfig{ + AllowOrigins: []string{"*"}, + AllowCredentials: true, + AllowHeaders: []string{"*"}, + AllowMethods: []string{"*"}, + })) + } + mocks := om.repo.GRPCMocks + for h, ms := range mocks { + func(h ExpectGRPC, ms MocksArray) { + e.Match( + []string{"POST"}, + fmt.Sprintf("/%s/%s", h.Service, h.Method), + func(ec echo.Context) error { + body, _ := ioutil.ReadAll(ec.Request().Body) + c := Context{ + GRPCContext: ec, + GRPCHeader: ec.Request().Header, + GRPCPayload: string(body), + GRPCMethod: h.Method, + GRPCService: h.Service, + om: om, + } + + return ms.DoActions(c) + }, + ) + }(h, ms) + } + + s := &http2.Server{ + MaxConcurrentStreams: 250, + MaxReadFrameSize: 1048576, + IdleTimeout: 10 * time.Second, + } + e.Logger.Fatal(e.StartH2CServer(fmt.Sprintf("%s:%d", om.GRPCHost, om.GRPCPort), s)) + + e.Logger.Fatal( + e.Start(fmt.Sprintf("%s:%d", om.GRPCHost, om.GRPCPort)), + ) +} diff --git a/grpc_test.go b/grpc_test.go new file mode 100644 index 00000000..ebd8e336 --- /dev/null +++ b/grpc_test.go @@ -0,0 +1,34 @@ +package openmock + +import ( + "context" + "log" + "testing" + "time" + + "google.golang.org/grpc" + pb "github.com/checkr/openmock/demo_protobuf" +) + +const ( + grpcaddress = "localhost:50051" +) + +// need to have a running grpc server on openmock to run this test +func Test(t *testing.T) { + // Set up a connection to the server. + conn, err := grpc.Dial(grpcaddress, grpc.WithInsecure(), grpc.WithBlock()) + if err != nil { + log.Fatalf("did not connect: %v", err) + } + defer conn.Close() + c := pb.NewExampleServiceClient(conn) + + ctx, cancel := context.WithTimeout(context.Background(), time.Second) + defer cancel() + r, err := c.ExampleMethod(ctx, &pb.ExampleRequest{}) + if err != nil { + log.Fatalf("could not greet: %v, return %v", err, r) + } + log.Fatalf("Greeting: %d, %s", r.GetCode(), r.GetMessage()) +} \ No newline at end of file diff --git a/handle_actions.go b/handle_actions.go index 227e86c8..fc9e6a1a 100644 --- a/handle_actions.go +++ b/handle_actions.go @@ -1,12 +1,15 @@ package openmock import ( + "encoding/binary" "fmt" "time" "github.com/labstack/echo" "github.com/parnurzeal/gorequest" "github.com/sirupsen/logrus" + "github.com/golang/protobuf/proto" + "github.com/golang/protobuf/jsonpb" ) func (ms MocksArray) DoActions(ctx Context) error { @@ -112,6 +115,61 @@ func (a ActionReplyHTTP) Perform(ctx Context) (err error) { return nil } +func (a ActionReplyGRPC) Perform(context Context) error { + ec := context.GRPCContext + + msg, err := context.Render(a.Payload) + if err != nil { + logrus.WithField("err", err).Error("failed to render template for grpc") + return err + } + + ec.Response().Header().Set("Content-Type", "application/grpc") + ec.Response().Header().Set("Trailer", "grpc-status, grpc-message") + //ec.Response().WriteHeader(200) + + responseStruct := ServiceMethodResponseMap[context.GRPCService][context.GRPCMethod] + jsonpb.UnmarshalString(msg, responseStruct) + b, err := proto.Marshal(responseStruct) + hdr, data := msgHeader(b) + + // length-prefixed message, see https://github.com/grpc/grpc/blob/master/doc/PROTOCOL-HTTP2.md + _, err = ec.Response().Write(hdr) + _, err = ec.Response().Write(data) + + ec.Response().Header().Set("grpc-status", "0") + ec.Response().Header().Set("grpc-message", "OK") + + + if err != nil { + return err + } + + ec.Response().Flush() + + if err != nil { + return nil + } + + return nil +} + +const ( + payloadLen = 1 + sizeLen = 4 + headerLen = payloadLen + sizeLen +) + +func msgHeader(data []byte) (hdr []byte, payload []byte) { + hdr = make([]byte, headerLen) + + hdr[0] = byte(0) + + // Write length of payload into buf + binary.BigEndian.PutUint32(hdr[payloadLen:], uint32(len(data))) + return hdr, data +} + func (a ActionRedis) Perform(ctx Context) error { for _, cmd := range a { _, err := ctx.Render(cmd) diff --git a/load.go b/load.go index 98207333..7e3a2ba7 100644 --- a/load.go +++ b/load.go @@ -103,6 +103,14 @@ func (om *OpenMock) populateBehaviors(mocks []*Mock) { r.HTTPMocks[m.Expect.HTTP] = append(r.HTTPMocks[m.Expect.HTTP], m) } } + if !structs.IsZero(m.Expect.GRPC) { + _, ok := r.GRPCMocks[m.Expect.GRPC] + if !ok { + r.GRPCMocks[m.Expect.GRPC] = []*Mock{m} + } else { + r.GRPCMocks[m.Expect.GRPC] = append(r.GRPCMocks[m.Expect.GRPC], m) + } + } if !structs.IsZero(m.Expect.Kafka) { _, ok := r.KafkaMocks[m.Expect.Kafka] if !ok { @@ -226,6 +234,13 @@ func (m *Mock) loadFile(baseDir string) { h.BodyFromFile = "" } } + if !structs.IsZero(a.ActionReplyGRPC) { + grpc := &a.ActionReplyGRPC + if grpc.PayloadFromFile != "" && grpc.Payload == "" { + grpc.Payload = readFile(m.Key, baseDir, grpc.PayloadFromFile) + grpc.PayloadFromFile = "" + } + } } logrus.Infof("template with key:%s loaded.", m.Key) } diff --git a/load_test.go b/load_test.go index 0114d88d..b9b3b421 100644 --- a/load_test.go +++ b/load_test.go @@ -87,6 +87,20 @@ func TestLoadFile(t *testing.T) { assert.NotZero(t, m.Actions[0].ActionReplyHTTP.Body) }) + t.Run("reply_grpc body", func(t *testing.T) { + m := &Mock{ + Actions: []ActionDispatcher{ + { + ActionReplyGRPC: ActionReplyGRPC{ + PayloadFromFile: "./files/example_grpc_response.json", + }, + }, + }, + } + m.loadFile("demo_templates") + assert.NotZero(t, m.Actions[0].ActionReplyGRPC.Payload) + }) + t.Run("send_http body", func(t *testing.T) { m := &Mock{ Actions: []ActionDispatcher{ diff --git a/model.go b/model.go index fffd5803..5ff75bf9 100644 --- a/model.go +++ b/model.go @@ -82,12 +82,16 @@ type ( // KafkaMocks is keyed by Topic KafkaMocks map[ExpectKafka]MocksArray + // KafkaMocks is keyed by Service? Endpoint? + GRPCMocks map[ExpectGRPC]MocksArray + // AMQPMocks is keyed by Queue name AMQPMocks map[ExpectAMQP]MocksArray // MockRepo stores a repository of Mocks MockRepo struct { HTTPMocks HTTPMocks + GRPCMocks GRPCMocks KafkaMocks KafkaMocks AMQPMocks AMQPMocks Templates MocksArray @@ -102,6 +106,7 @@ type ( HTTP ExpectHTTP `yaml:"http,omitempty"` Kafka ExpectKafka `yaml:"kafka,omitempty"` AMQP ExpectAMQP `yaml:"amqp,omitempty"` + GRPC ExpectGRPC `yaml:"grpc,omitempty"` } // ExpectKafka represents kafka expectation @@ -121,6 +126,12 @@ type ( Method string `yaml:"method,omitempty"` Path string `yaml:"path,omitempty"` } + + // ExpectGRPC represents grpc expectation + ExpectGRPC struct { + Service string `yaml:"service,omitempty"` + Method string `yaml:"method,omitempty"` + } ) // Action represents actions @@ -131,6 +142,7 @@ type ActionDispatcher struct { ActionRedis ActionRedis `yaml:"redis,omitempty"` ActionReplyHTTP ActionReplyHTTP `yaml:"reply_http,omitempty"` ActionSendHTTP ActionSendHTTP `yaml:"send_http,omitempty"` + ActionReplyGRPC ActionReplyGRPC `yaml:"reply_grpc,omitempty"` ActionSleep ActionSleep `yaml:"sleep,omitempty"` } @@ -158,6 +170,12 @@ type ActionReplyHTTP struct { BodyFromFile string `yaml:"body_from_file,omitempty"` } +// ActionReplyGRPC represents reply grpc action +type ActionReplyGRPC struct { + Payload string `yaml:"payload,omitempty"` + PayloadFromFile string `yaml:"payload_from_file,omitempty"` +} + // ActionPublishAMQP represents publish AMQP action type ActionPublishAMQP struct { Exchange string `yaml:"exchange,omitempty"` @@ -198,6 +216,11 @@ func (repo *MockRepo) AsArray() (ret []*Mock) { ret = append(ret, m) } } + for _, arr := range repo.GRPCMocks { + for _, m := range arr { + ret = append(ret, m) + } + } return ret } @@ -219,6 +242,9 @@ var getActualAction = func(action ActionDispatcher) Action { if !structs.IsZero(action.ActionReplyHTTP) { return action.ActionReplyHTTP } + if !structs.IsZero(action.ActionReplyGRPC) { + return action.ActionReplyGRPC + } if len(action.ActionRedis) > 0 { return action.ActionRedis } diff --git a/model_test.go b/model_test.go index 8bc83001..362995e8 100644 --- a/model_test.go +++ b/model_test.go @@ -138,6 +138,13 @@ func TestActionDispatch(t *testing.T) { } assert.Equal(t, getActualAction(a), expectedAction) }) + t.Run("resolves to ActionReplyGRPC", func(t *testing.T) { + expectedAction := ActionReplyGRPC{Payload: "success"} + a := ActionDispatcher{ + ActionReplyGRPC: expectedAction, + } + assert.Equal(t, getActualAction(a), expectedAction) + }) t.Run("resolves to ActionRedis", func(t *testing.T) { expectedAction := ActionRedis{"potato", "potato"} a := ActionDispatcher{ diff --git a/openmock.go b/openmock.go index a45fdff8..1053b796 100644 --- a/openmock.go +++ b/openmock.go @@ -29,12 +29,15 @@ type OpenMock struct { RedisType string `env:"OPENMOCK_REDIS_TYPE" envDefault:"memory"` RedisURL string `env:"OPENMOCK_REDIS_URL" envDefault:"redis://redis:6379"` CorsEnabled bool `env:"OPENMOCK_CORS_ENABLED" envDefault:"false"` + GRPCEnabled bool `env:"OPENMOCK_GRPC_ENABLED" envDefault:"true"` + GRPCPort int `env:"OPENMOCK_GRPC_PORT" envDefault:"50051"` + GRPCHost string `env:"OPENMOCK_GRPC_HOST" envDefault:"0.0.0.0"` // Customized pipeline functions KafkaConsumePipelineFunc KafkaPipelineFunc KafkaPublishPipelineFunc KafkaPipelineFunc - // Prviates + // Privates repo *MockRepo kafkaClient *kafkaClient redis RedisDoer @@ -71,6 +74,7 @@ func (om *OpenMock) SetupRepo() { HTTPMocks: HTTPMocks{}, KafkaMocks: KafkaMocks{}, AMQPMocks: AMQPMocks{}, + GRPCMocks: GRPCMocks{}, Templates: MocksArray{}, Behaviors: map[string]*Mock{}, } @@ -97,6 +101,9 @@ func (om *OpenMock) Start() { if om.AMQPEnabled { go om.startAMQP() } + if om.GRPCEnabled { + go om.startGRPC() + } if om.TemplatesDirHotReload { go func() { diff --git a/template.go b/template.go index 7a0651ab..21fb0991 100644 --- a/template.go +++ b/template.go @@ -8,6 +8,7 @@ import ( "github.com/Masterminds/sprig" "github.com/labstack/echo" + grpc_echo "github.com/labstack/echo/v4" "github.com/sirupsen/logrus" ) @@ -19,6 +20,14 @@ type Context struct { HTTPPath string HTTPQueryString string + GRPCService string + GRPCMethod string + GRPCResponse string + GRPCContext grpc_echo.Context + GRPCHeader http.Header + GRPCPayload string + + KafkaTopic string KafkaPayload string @@ -67,6 +76,8 @@ func (c Context) MatchCondition(condition string) (r bool) { logger.WithFields(logrus.Fields{ "HTTPHeader": c.HTTPHeader, "HTTPBody": c.HTTPBody, + "GRPCHeader": c.GRPCHeader, + "GRPCPayload": c.GRPCPayload, "KafkaPayload": c.KafkaPayload, "AMQPPayload": c.AMQPPayload, "condition": condition, diff --git a/vendor/github.com/golang/protobuf/AUTHORS b/vendor/github.com/golang/protobuf/AUTHORS new file mode 100644 index 00000000..15167cd7 --- /dev/null +++ b/vendor/github.com/golang/protobuf/AUTHORS @@ -0,0 +1,3 @@ +# This source code refers to The Go Authors for copyright purposes. +# The master list of authors is in the main Go distribution, +# visible at http://tip.golang.org/AUTHORS. diff --git a/vendor/github.com/golang/protobuf/CONTRIBUTORS b/vendor/github.com/golang/protobuf/CONTRIBUTORS new file mode 100644 index 00000000..1c4577e9 --- /dev/null +++ b/vendor/github.com/golang/protobuf/CONTRIBUTORS @@ -0,0 +1,3 @@ +# This source code was written by the Go contributors. +# The master list of contributors is in the main Go distribution, +# visible at http://tip.golang.org/CONTRIBUTORS. diff --git a/vendor/github.com/golang/protobuf/LICENSE b/vendor/github.com/golang/protobuf/LICENSE new file mode 100644 index 00000000..0f646931 --- /dev/null +++ b/vendor/github.com/golang/protobuf/LICENSE @@ -0,0 +1,28 @@ +Copyright 2010 The Go Authors. All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + + * Redistributions of source code must retain the above copyright +notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above +copyright notice, this list of conditions and the following disclaimer +in the documentation and/or other materials provided with the +distribution. + * Neither the name of Google Inc. nor the names of its +contributors may be used to endorse or promote products derived from +this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + diff --git a/vendor/github.com/golang/protobuf/internal/wire/wire.go b/vendor/github.com/golang/protobuf/internal/wire/wire.go new file mode 100644 index 00000000..ee993de8 --- /dev/null +++ b/vendor/github.com/golang/protobuf/internal/wire/wire.go @@ -0,0 +1,526 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Package wire parses and formats the protobuf wire encoding. +// +// See https://developers.google.com/protocol-buffers/docs/encoding. +package wire + +import ( + "errors" + "io" + "math" + "math/bits" + + "google.golang.org/protobuf/reflect/protoreflect" +) + +// Number represents the field number. +type Number = protoreflect.FieldNumber + +const ( + MinValidNumber Number = 1 + FirstReservedNumber Number = 19000 + LastReservedNumber Number = 19999 + MaxValidNumber Number = 1<<29 - 1 +) + +// Type represents the wire type. +type Type int8 + +const ( + VarintType Type = 0 + Fixed32Type Type = 5 + Fixed64Type Type = 1 + BytesType Type = 2 + StartGroupType Type = 3 + EndGroupType Type = 4 +) + +const ( + _ = -iota + errCodeTruncated + errCodeFieldNumber + errCodeOverflow + errCodeReserved + errCodeEndGroup +) + +var ( + errFieldNumber = errors.New("invalid field number") + errOverflow = errors.New("variable length integer overflow") + errReserved = errors.New("cannot parse reserved wire type") + errEndGroup = errors.New("mismatching end group marker") + errParse = errors.New("parse error") +) + +// ParseError converts an error code into an error value. +// This returns nil if n is a non-negative number. +func ParseError(n int) error { + if n >= 0 { + return nil + } + switch n { + case errCodeTruncated: + return io.ErrUnexpectedEOF + case errCodeFieldNumber: + return errFieldNumber + case errCodeOverflow: + return errOverflow + case errCodeReserved: + return errReserved + case errCodeEndGroup: + return errEndGroup + default: + return errParse + } +} + +// ConsumeField parses an entire field record (both tag and value) and returns +// the field number, the wire type, and the total length. +// This returns a negative length upon an error (see ParseError). +// +// The total length includes the tag header and the end group marker (if the +// field is a group). +func ConsumeField(b []byte) (Number, Type, int) { + num, typ, n := ConsumeTag(b) + if n < 0 { + return 0, 0, n // forward error code + } + m := ConsumeFieldValue(num, typ, b[n:]) + if m < 0 { + return 0, 0, m // forward error code + } + return num, typ, n + m +} + +// ConsumeFieldValue parses a field value and returns its length. +// This assumes that the field Number and wire Type have already been parsed. +// This returns a negative length upon an error (see ParseError). +// +// When parsing a group, the length includes the end group marker and +// the end group is verified to match the starting field number. +func ConsumeFieldValue(num Number, typ Type, b []byte) (n int) { + switch typ { + case VarintType: + _, n = ConsumeVarint(b) + return n + case Fixed32Type: + _, n = ConsumeFixed32(b) + return n + case Fixed64Type: + _, n = ConsumeFixed64(b) + return n + case BytesType: + _, n = ConsumeBytes(b) + return n + case StartGroupType: + n0 := len(b) + for { + num2, typ2, n := ConsumeTag(b) + if n < 0 { + return n // forward error code + } + b = b[n:] + if typ2 == EndGroupType { + if num != num2 { + return errCodeEndGroup + } + return n0 - len(b) + } + + n = ConsumeFieldValue(num2, typ2, b) + if n < 0 { + return n // forward error code + } + b = b[n:] + } + case EndGroupType: + return errCodeEndGroup + default: + return errCodeReserved + } +} + +// AppendTag encodes num and typ as a varint-encoded tag and appends it to b. +func AppendTag(b []byte, num Number, typ Type) []byte { + return AppendVarint(b, EncodeTag(num, typ)) +} + +// ConsumeTag parses b as a varint-encoded tag, reporting its length. +// This returns a negative length upon an error (see ParseError). +func ConsumeTag(b []byte) (Number, Type, int) { + v, n := ConsumeVarint(b) + if n < 0 { + return 0, 0, n // forward error code + } + num, typ := DecodeTag(v) + if num < MinValidNumber { + return 0, 0, errCodeFieldNumber + } + return num, typ, n +} + +func SizeTag(num Number) int { + return SizeVarint(EncodeTag(num, 0)) // wire type has no effect on size +} + +// AppendVarint appends v to b as a varint-encoded uint64. +func AppendVarint(b []byte, v uint64) []byte { + switch { + case v < 1<<7: + b = append(b, byte(v)) + case v < 1<<14: + b = append(b, + byte((v>>0)&0x7f|0x80), + byte(v>>7)) + case v < 1<<21: + b = append(b, + byte((v>>0)&0x7f|0x80), + byte((v>>7)&0x7f|0x80), + byte(v>>14)) + case v < 1<<28: + b = append(b, + byte((v>>0)&0x7f|0x80), + byte((v>>7)&0x7f|0x80), + byte((v>>14)&0x7f|0x80), + byte(v>>21)) + case v < 1<<35: + b = append(b, + byte((v>>0)&0x7f|0x80), + byte((v>>7)&0x7f|0x80), + byte((v>>14)&0x7f|0x80), + byte((v>>21)&0x7f|0x80), + byte(v>>28)) + case v < 1<<42: + b = append(b, + byte((v>>0)&0x7f|0x80), + byte((v>>7)&0x7f|0x80), + byte((v>>14)&0x7f|0x80), + byte((v>>21)&0x7f|0x80), + byte((v>>28)&0x7f|0x80), + byte(v>>35)) + case v < 1<<49: + b = append(b, + byte((v>>0)&0x7f|0x80), + byte((v>>7)&0x7f|0x80), + byte((v>>14)&0x7f|0x80), + byte((v>>21)&0x7f|0x80), + byte((v>>28)&0x7f|0x80), + byte((v>>35)&0x7f|0x80), + byte(v>>42)) + case v < 1<<56: + b = append(b, + byte((v>>0)&0x7f|0x80), + byte((v>>7)&0x7f|0x80), + byte((v>>14)&0x7f|0x80), + byte((v>>21)&0x7f|0x80), + byte((v>>28)&0x7f|0x80), + byte((v>>35)&0x7f|0x80), + byte((v>>42)&0x7f|0x80), + byte(v>>49)) + case v < 1<<63: + b = append(b, + byte((v>>0)&0x7f|0x80), + byte((v>>7)&0x7f|0x80), + byte((v>>14)&0x7f|0x80), + byte((v>>21)&0x7f|0x80), + byte((v>>28)&0x7f|0x80), + byte((v>>35)&0x7f|0x80), + byte((v>>42)&0x7f|0x80), + byte((v>>49)&0x7f|0x80), + byte(v>>56)) + default: + b = append(b, + byte((v>>0)&0x7f|0x80), + byte((v>>7)&0x7f|0x80), + byte((v>>14)&0x7f|0x80), + byte((v>>21)&0x7f|0x80), + byte((v>>28)&0x7f|0x80), + byte((v>>35)&0x7f|0x80), + byte((v>>42)&0x7f|0x80), + byte((v>>49)&0x7f|0x80), + byte((v>>56)&0x7f|0x80), + 1) + } + return b +} + +// ConsumeVarint parses b as a varint-encoded uint64, reporting its length. +// This returns a negative length upon an error (see ParseError). +func ConsumeVarint(b []byte) (v uint64, n int) { + var y uint64 + if len(b) <= 0 { + return 0, errCodeTruncated + } + v = uint64(b[0]) + if v < 0x80 { + return v, 1 + } + v -= 0x80 + + if len(b) <= 1 { + return 0, errCodeTruncated + } + y = uint64(b[1]) + v += y << 7 + if y < 0x80 { + return v, 2 + } + v -= 0x80 << 7 + + if len(b) <= 2 { + return 0, errCodeTruncated + } + y = uint64(b[2]) + v += y << 14 + if y < 0x80 { + return v, 3 + } + v -= 0x80 << 14 + + if len(b) <= 3 { + return 0, errCodeTruncated + } + y = uint64(b[3]) + v += y << 21 + if y < 0x80 { + return v, 4 + } + v -= 0x80 << 21 + + if len(b) <= 4 { + return 0, errCodeTruncated + } + y = uint64(b[4]) + v += y << 28 + if y < 0x80 { + return v, 5 + } + v -= 0x80 << 28 + + if len(b) <= 5 { + return 0, errCodeTruncated + } + y = uint64(b[5]) + v += y << 35 + if y < 0x80 { + return v, 6 + } + v -= 0x80 << 35 + + if len(b) <= 6 { + return 0, errCodeTruncated + } + y = uint64(b[6]) + v += y << 42 + if y < 0x80 { + return v, 7 + } + v -= 0x80 << 42 + + if len(b) <= 7 { + return 0, errCodeTruncated + } + y = uint64(b[7]) + v += y << 49 + if y < 0x80 { + return v, 8 + } + v -= 0x80 << 49 + + if len(b) <= 8 { + return 0, errCodeTruncated + } + y = uint64(b[8]) + v += y << 56 + if y < 0x80 { + return v, 9 + } + v -= 0x80 << 56 + + if len(b) <= 9 { + return 0, errCodeTruncated + } + y = uint64(b[9]) + v += y << 63 + if y < 2 { + return v, 10 + } + return 0, errCodeOverflow +} + +// SizeVarint returns the encoded size of a varint. +// The size is guaranteed to be within 1 and 10, inclusive. +func SizeVarint(v uint64) int { + return 1 + (bits.Len64(v)-1)/7 +} + +// AppendFixed32 appends v to b as a little-endian uint32. +func AppendFixed32(b []byte, v uint32) []byte { + return append(b, + byte(v>>0), + byte(v>>8), + byte(v>>16), + byte(v>>24)) +} + +// ConsumeFixed32 parses b as a little-endian uint32, reporting its length. +// This returns a negative length upon an error (see ParseError). +func ConsumeFixed32(b []byte) (v uint32, n int) { + if len(b) < 4 { + return 0, errCodeTruncated + } + v = uint32(b[0])<<0 | uint32(b[1])<<8 | uint32(b[2])<<16 | uint32(b[3])<<24 + return v, 4 +} + +// SizeFixed32 returns the encoded size of a fixed32; which is always 4. +func SizeFixed32() int { + return 4 +} + +// AppendFixed64 appends v to b as a little-endian uint64. +func AppendFixed64(b []byte, v uint64) []byte { + return append(b, + byte(v>>0), + byte(v>>8), + byte(v>>16), + byte(v>>24), + byte(v>>32), + byte(v>>40), + byte(v>>48), + byte(v>>56)) +} + +// ConsumeFixed64 parses b as a little-endian uint64, reporting its length. +// This returns a negative length upon an error (see ParseError). +func ConsumeFixed64(b []byte) (v uint64, n int) { + if len(b) < 8 { + return 0, errCodeTruncated + } + v = uint64(b[0])<<0 | uint64(b[1])<<8 | uint64(b[2])<<16 | uint64(b[3])<<24 | uint64(b[4])<<32 | uint64(b[5])<<40 | uint64(b[6])<<48 | uint64(b[7])<<56 + return v, 8 +} + +// SizeFixed64 returns the encoded size of a fixed64; which is always 8. +func SizeFixed64() int { + return 8 +} + +// AppendBytes appends v to b as a length-prefixed bytes value. +func AppendBytes(b []byte, v []byte) []byte { + return append(AppendVarint(b, uint64(len(v))), v...) +} + +// ConsumeBytes parses b as a length-prefixed bytes value, reporting its length. +// This returns a negative length upon an error (see ParseError). +func ConsumeBytes(b []byte) (v []byte, n int) { + m, n := ConsumeVarint(b) + if n < 0 { + return nil, n // forward error code + } + if m > uint64(len(b[n:])) { + return nil, errCodeTruncated + } + return b[n:][:m], n + int(m) +} + +// SizeBytes returns the encoded size of a length-prefixed bytes value, +// given only the length. +func SizeBytes(n int) int { + return SizeVarint(uint64(n)) + n +} + +// AppendString appends v to b as a length-prefixed bytes value. +func AppendString(b []byte, v string) []byte { + return append(AppendVarint(b, uint64(len(v))), v...) +} + +// ConsumeString parses b as a length-prefixed bytes value, reporting its length. +// This returns a negative length upon an error (see ParseError). +func ConsumeString(b []byte) (v string, n int) { + bb, n := ConsumeBytes(b) + return string(bb), n +} + +// AppendGroup appends v to b as group value, with a trailing end group marker. +// The value v must not contain the end marker. +func AppendGroup(b []byte, num Number, v []byte) []byte { + return AppendVarint(append(b, v...), EncodeTag(num, EndGroupType)) +} + +// ConsumeGroup parses b as a group value until the trailing end group marker, +// and verifies that the end marker matches the provided num. The value v +// does not contain the end marker, while the length does contain the end marker. +// This returns a negative length upon an error (see ParseError). +func ConsumeGroup(num Number, b []byte) (v []byte, n int) { + n = ConsumeFieldValue(num, StartGroupType, b) + if n < 0 { + return nil, n // forward error code + } + b = b[:n] + + // Truncate off end group marker, but need to handle denormalized varints. + // Assuming end marker is never 0 (which is always the case since + // EndGroupType is non-zero), we can truncate all trailing bytes where the + // lower 7 bits are all zero (implying that the varint is denormalized). + for len(b) > 0 && b[len(b)-1]&0x7f == 0 { + b = b[:len(b)-1] + } + b = b[:len(b)-SizeTag(num)] + return b, n +} + +// SizeGroup returns the encoded size of a group, given only the length. +func SizeGroup(num Number, n int) int { + return n + SizeTag(num) +} + +// DecodeTag decodes the field Number and wire Type from its unified form. +// The Number is -1 if the decoded field number overflows int32. +// Other than overflow, this does not check for field number validity. +func DecodeTag(x uint64) (Number, Type) { + // NOTE: MessageSet allows for larger field numbers than normal. + if x>>3 > uint64(math.MaxInt32) { + return -1, 0 + } + return Number(x >> 3), Type(x & 7) +} + +// EncodeTag encodes the field Number and wire Type into its unified form. +func EncodeTag(num Number, typ Type) uint64 { + return uint64(num)<<3 | uint64(typ&7) +} + +// DecodeZigZag decodes a zig-zag-encoded uint64 as an int64. +// Input: {…, 5, 3, 1, 0, 2, 4, 6, …} +// Output: {…, -3, -2, -1, 0, +1, +2, +3, …} +func DecodeZigZag(x uint64) int64 { + return int64(x>>1) ^ int64(x)<<63>>63 +} + +// EncodeZigZag encodes an int64 as a zig-zag-encoded uint64. +// Input: {…, -3, -2, -1, 0, +1, +2, +3, …} +// Output: {…, 5, 3, 1, 0, 2, 4, 6, …} +func EncodeZigZag(x int64) uint64 { + return uint64(x<<1) ^ uint64(x>>63) +} + +// DecodeBool decodes a uint64 as a bool. +// Input: { 0, 1, 2, …} +// Output: {false, true, true, …} +func DecodeBool(x uint64) bool { + return x != 0 +} + +// EncodeBool encodes a bool as a uint64. +// Input: {false, true} +// Output: { 0, 1} +func EncodeBool(x bool) uint64 { + if x { + return 1 + } + return 0 +} diff --git a/vendor/github.com/golang/protobuf/jsonpb/decode.go b/vendor/github.com/golang/protobuf/jsonpb/decode.go new file mode 100644 index 00000000..6faa5fe5 --- /dev/null +++ b/vendor/github.com/golang/protobuf/jsonpb/decode.go @@ -0,0 +1,514 @@ +// Copyright 2015 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package jsonpb + +import ( + "encoding/json" + "errors" + "fmt" + "io" + "math" + "reflect" + "strconv" + "strings" + "time" + + "github.com/golang/protobuf/proto" + "google.golang.org/protobuf/encoding/protojson" + protoV2 "google.golang.org/protobuf/proto" + "google.golang.org/protobuf/reflect/protoreflect" + "google.golang.org/protobuf/reflect/protoregistry" +) + +const wrapJSONUnmarshalV2 = false + +// UnmarshalNext unmarshals the next object in a JSON object stream into m. +func UnmarshalNext(d *json.Decoder, m proto.Message) error { + return new(Unmarshaler).UnmarshalNext(d, m) +} + +// Unmarshal unmarshals a JSON object from r into m. +func Unmarshal(r io.Reader, m proto.Message) error { + return new(Unmarshaler).Unmarshal(r, m) +} + +// UnmarshalString unmarshals a JSON object from s into m. +func UnmarshalString(s string, m proto.Message) error { + return new(Unmarshaler).Unmarshal(strings.NewReader(s), m) +} + +// Unmarshaler is a configurable object for converting from a JSON +// representation to a protocol buffer object. +type Unmarshaler struct { + // AllowUnknownFields specifies whether to allow messages to contain + // unknown JSON fields, as opposed to failing to unmarshal. + AllowUnknownFields bool + + // AnyResolver is used to resolve the google.protobuf.Any well-known type. + // If unset, the global registry is used by default. + AnyResolver AnyResolver +} + +// JSONPBUnmarshaler is implemented by protobuf messages that customize the way +// they are unmarshaled from JSON. Messages that implement this should also +// implement JSONPBMarshaler so that the custom format can be produced. +// +// The JSON unmarshaling must follow the JSON to proto specification: +// https://developers.google.com/protocol-buffers/docs/proto3#json +// +// Deprecated: Custom types should implement protobuf reflection instead. +type JSONPBUnmarshaler interface { + UnmarshalJSONPB(*Unmarshaler, []byte) error +} + +// Unmarshal unmarshals a JSON object from r into m. +func (u *Unmarshaler) Unmarshal(r io.Reader, m proto.Message) error { + return u.UnmarshalNext(json.NewDecoder(r), m) +} + +// UnmarshalNext unmarshals the next object in a JSON object stream into m. +func (u *Unmarshaler) UnmarshalNext(d *json.Decoder, m proto.Message) error { + if m == nil { + return errors.New("invalid nil message") + } + + // Parse the next JSON object from the stream. + raw := json.RawMessage{} + if err := d.Decode(&raw); err != nil { + return err + } + + // Check for custom unmarshalers first since they may not properly + // implement protobuf reflection that the logic below relies on. + if jsu, ok := m.(JSONPBUnmarshaler); ok { + return jsu.UnmarshalJSONPB(u, raw) + } + + mr := proto.MessageReflect(m) + + // NOTE: For historical reasons, a top-level null is treated as a noop. + // This is incorrect, but kept for compatibility. + if string(raw) == "null" && mr.Descriptor().FullName() != "google.protobuf.Value" { + return nil + } + + if wrapJSONUnmarshalV2 { + // NOTE: If input message is non-empty, we need to preserve merge semantics + // of the old jsonpb implementation. These semantics are not supported by + // the protobuf JSON specification. + isEmpty := true + mr.Range(func(protoreflect.FieldDescriptor, protoreflect.Value) bool { + isEmpty = false // at least one iteration implies non-empty + return false + }) + if !isEmpty { + // Perform unmarshaling into a newly allocated, empty message. + mr = mr.New() + + // Use a defer to copy all unmarshaled fields into the original message. + dst := proto.MessageReflect(m) + defer mr.Range(func(fd protoreflect.FieldDescriptor, v protoreflect.Value) bool { + dst.Set(fd, v) + return true + }) + } + + // Unmarshal using the v2 JSON unmarshaler. + opts := protojson.UnmarshalOptions{ + DiscardUnknown: u.AllowUnknownFields, + } + if u.AnyResolver != nil { + opts.Resolver = anyResolver{u.AnyResolver} + } + return opts.Unmarshal(raw, mr.Interface()) + } else { + if err := u.unmarshalMessage(mr, raw); err != nil { + return err + } + return protoV2.CheckInitialized(mr.Interface()) + } +} + +func (u *Unmarshaler) unmarshalMessage(m protoreflect.Message, in []byte) error { + md := m.Descriptor() + fds := md.Fields() + + if string(in) == "null" && md.FullName() != "google.protobuf.Value" { + return nil + } + + if jsu, ok := proto.MessageV1(m.Interface()).(JSONPBUnmarshaler); ok { + return jsu.UnmarshalJSONPB(u, in) + } + + switch wellKnownType(md.FullName()) { + case "Any": + var jsonObject map[string]json.RawMessage + if err := json.Unmarshal(in, &jsonObject); err != nil { + return err + } + + rawTypeURL, ok := jsonObject["@type"] + if !ok { + return errors.New("Any JSON doesn't have '@type'") + } + typeURL, err := unquoteString(string(rawTypeURL)) + if err != nil { + return fmt.Errorf("can't unmarshal Any's '@type': %q", rawTypeURL) + } + m.Set(fds.ByNumber(1), protoreflect.ValueOfString(typeURL)) + + var m2 protoreflect.Message + if u.AnyResolver != nil { + mi, err := u.AnyResolver.Resolve(typeURL) + if err != nil { + return err + } + m2 = proto.MessageReflect(mi) + } else { + mt, err := protoregistry.GlobalTypes.FindMessageByURL(typeURL) + if err != nil { + if err == protoregistry.NotFound { + return fmt.Errorf("could not resolve Any message type: %v", typeURL) + } + return err + } + m2 = mt.New() + } + + if wellKnownType(m2.Descriptor().FullName()) != "" { + rawValue, ok := jsonObject["value"] + if !ok { + return errors.New("Any JSON doesn't have 'value'") + } + if err := u.unmarshalMessage(m2, rawValue); err != nil { + return fmt.Errorf("can't unmarshal Any nested proto %v: %v", typeURL, err) + } + } else { + delete(jsonObject, "@type") + rawJSON, err := json.Marshal(jsonObject) + if err != nil { + return fmt.Errorf("can't generate JSON for Any's nested proto to be unmarshaled: %v", err) + } + if err = u.unmarshalMessage(m2, rawJSON); err != nil { + return fmt.Errorf("can't unmarshal Any nested proto %v: %v", typeURL, err) + } + } + + rawWire, err := protoV2.Marshal(m2.Interface()) + if err != nil { + return fmt.Errorf("can't marshal proto %v into Any.Value: %v", typeURL, err) + } + m.Set(fds.ByNumber(2), protoreflect.ValueOfBytes(rawWire)) + return nil + case "BoolValue", "BytesValue", "StringValue", + "Int32Value", "UInt32Value", "FloatValue", + "Int64Value", "UInt64Value", "DoubleValue": + fd := fds.ByNumber(1) + v, err := u.unmarshalValue(m.NewField(fd), in, fd) + if err != nil { + return err + } + m.Set(fd, v) + return nil + case "Duration": + v, err := unquoteString(string(in)) + if err != nil { + return err + } + d, err := time.ParseDuration(v) + if err != nil { + return fmt.Errorf("bad Duration: %v", err) + } + + sec := d.Nanoseconds() / 1e9 + nsec := d.Nanoseconds() % 1e9 + m.Set(fds.ByNumber(1), protoreflect.ValueOfInt64(int64(sec))) + m.Set(fds.ByNumber(2), protoreflect.ValueOfInt32(int32(nsec))) + return nil + case "Timestamp": + v, err := unquoteString(string(in)) + if err != nil { + return err + } + t, err := time.Parse(time.RFC3339Nano, v) + if err != nil { + return fmt.Errorf("bad Timestamp: %v", err) + } + + sec := t.Unix() + nsec := t.Nanosecond() + m.Set(fds.ByNumber(1), protoreflect.ValueOfInt64(int64(sec))) + m.Set(fds.ByNumber(2), protoreflect.ValueOfInt32(int32(nsec))) + return nil + case "Value": + switch { + case string(in) == "null": + m.Set(fds.ByNumber(1), protoreflect.ValueOfEnum(0)) + case string(in) == "true": + m.Set(fds.ByNumber(4), protoreflect.ValueOfBool(true)) + case string(in) == "false": + m.Set(fds.ByNumber(4), protoreflect.ValueOfBool(false)) + case hasPrefixAndSuffix('"', in, '"'): + s, err := unquoteString(string(in)) + if err != nil { + return fmt.Errorf("unrecognized type for Value %q", in) + } + m.Set(fds.ByNumber(3), protoreflect.ValueOfString(s)) + case hasPrefixAndSuffix('[', in, ']'): + v := m.Mutable(fds.ByNumber(6)) + return u.unmarshalMessage(v.Message(), in) + case hasPrefixAndSuffix('{', in, '}'): + v := m.Mutable(fds.ByNumber(5)) + return u.unmarshalMessage(v.Message(), in) + default: + f, err := strconv.ParseFloat(string(in), 0) + if err != nil { + return fmt.Errorf("unrecognized type for Value %q", in) + } + m.Set(fds.ByNumber(2), protoreflect.ValueOfFloat64(f)) + } + return nil + case "ListValue": + var jsonArray []json.RawMessage + if err := json.Unmarshal(in, &jsonArray); err != nil { + return fmt.Errorf("bad ListValue: %v", err) + } + + lv := m.Mutable(fds.ByNumber(1)).List() + for _, raw := range jsonArray { + ve := lv.NewElement() + if err := u.unmarshalMessage(ve.Message(), raw); err != nil { + return err + } + lv.Append(ve) + } + return nil + case "Struct": + var jsonObject map[string]json.RawMessage + if err := json.Unmarshal(in, &jsonObject); err != nil { + return fmt.Errorf("bad StructValue: %v", err) + } + + mv := m.Mutable(fds.ByNumber(1)).Map() + for key, raw := range jsonObject { + kv := protoreflect.ValueOf(key).MapKey() + vv := mv.NewValue() + if err := u.unmarshalMessage(vv.Message(), raw); err != nil { + return fmt.Errorf("bad value in StructValue for key %q: %v", key, err) + } + mv.Set(kv, vv) + } + return nil + } + + var jsonObject map[string]json.RawMessage + if err := json.Unmarshal(in, &jsonObject); err != nil { + return err + } + + // Handle known fields. + for i := 0; i < fds.Len(); i++ { + fd := fds.Get(i) + if fd.IsWeak() && fd.Message().IsPlaceholder() { + continue // weak reference is not linked in + } + + // Search for any raw JSON value associated with this field. + var raw json.RawMessage + name := string(fd.Name()) + if fd.Kind() == protoreflect.GroupKind { + name = string(fd.Message().Name()) + } + if v, ok := jsonObject[name]; ok { + delete(jsonObject, name) + raw = v + } + name = string(fd.JSONName()) + if v, ok := jsonObject[name]; ok { + delete(jsonObject, name) + raw = v + } + + // Unmarshal the field value. + if raw == nil || (string(raw) == "null" && !isSingularWellKnownValue(fd)) { + continue + } + v, err := u.unmarshalValue(m.NewField(fd), raw, fd) + if err != nil { + return err + } + m.Set(fd, v) + } + + // Handle extension fields. + for name, raw := range jsonObject { + if !strings.HasPrefix(name, "[") || !strings.HasSuffix(name, "]") { + continue + } + + // Resolve the extension field by name. + xname := protoreflect.FullName(name[len("[") : len(name)-len("]")]) + xt, _ := protoregistry.GlobalTypes.FindExtensionByName(xname) + if xt == nil && isMessageSet(md) { + xt, _ = protoregistry.GlobalTypes.FindExtensionByName(xname.Append("message_set_extension")) + } + if xt == nil { + continue + } + delete(jsonObject, name) + fd := xt.TypeDescriptor() + if fd.ContainingMessage().FullName() != m.Descriptor().FullName() { + return fmt.Errorf("extension field %q does not extend message %q", xname, m.Descriptor().FullName()) + } + + // Unmarshal the field value. + if raw == nil || (string(raw) == "null" && !isSingularWellKnownValue(fd)) { + continue + } + v, err := u.unmarshalValue(m.NewField(fd), raw, fd) + if err != nil { + return err + } + m.Set(fd, v) + } + + if !u.AllowUnknownFields && len(jsonObject) > 0 { + for name := range jsonObject { + return fmt.Errorf("unknown field %q in %v", name, md.FullName()) + } + } + return nil +} + +func isSingularWellKnownValue(fd protoreflect.FieldDescriptor) bool { + if md := fd.Message(); md != nil { + return md.FullName() == "google.protobuf.Value" && fd.Cardinality() != protoreflect.Repeated + } + return false +} + +func (u *Unmarshaler) unmarshalValue(v protoreflect.Value, in []byte, fd protoreflect.FieldDescriptor) (protoreflect.Value, error) { + switch { + case fd.IsList(): + var jsonArray []json.RawMessage + if err := json.Unmarshal(in, &jsonArray); err != nil { + return v, err + } + lv := v.List() + for _, raw := range jsonArray { + ve, err := u.unmarshalSingularValue(lv.NewElement(), raw, fd) + if err != nil { + return v, err + } + lv.Append(ve) + } + return v, nil + case fd.IsMap(): + var jsonObject map[string]json.RawMessage + if err := json.Unmarshal(in, &jsonObject); err != nil { + return v, err + } + kfd := fd.MapKey() + vfd := fd.MapValue() + mv := v.Map() + for key, raw := range jsonObject { + var kv protoreflect.MapKey + if kfd.Kind() == protoreflect.StringKind { + kv = protoreflect.ValueOf(key).MapKey() + } else { + v, err := u.unmarshalSingularValue(kfd.Default(), []byte(key), kfd) + if err != nil { + return v, err + } + kv = v.MapKey() + } + + vv, err := u.unmarshalSingularValue(mv.NewValue(), raw, vfd) + if err != nil { + return v, err + } + mv.Set(kv, vv) + } + return v, nil + default: + return u.unmarshalSingularValue(v, in, fd) + } +} + +var nonFinite = map[string]float64{ + `"NaN"`: math.NaN(), + `"Infinity"`: math.Inf(+1), + `"-Infinity"`: math.Inf(-1), +} + +func (u *Unmarshaler) unmarshalSingularValue(v protoreflect.Value, in []byte, fd protoreflect.FieldDescriptor) (protoreflect.Value, error) { + switch fd.Kind() { + case protoreflect.BoolKind: + return unmarshalValue(in, new(bool)) + case protoreflect.Int32Kind, protoreflect.Sint32Kind, protoreflect.Sfixed32Kind: + return unmarshalValue(trimQuote(in), new(int32)) + case protoreflect.Int64Kind, protoreflect.Sint64Kind, protoreflect.Sfixed64Kind: + return unmarshalValue(trimQuote(in), new(int64)) + case protoreflect.Uint32Kind, protoreflect.Fixed32Kind: + return unmarshalValue(trimQuote(in), new(uint32)) + case protoreflect.Uint64Kind, protoreflect.Fixed64Kind: + return unmarshalValue(trimQuote(in), new(uint64)) + case protoreflect.FloatKind: + if f, ok := nonFinite[string(in)]; ok { + return protoreflect.ValueOfFloat32(float32(f)), nil + } + return unmarshalValue(trimQuote(in), new(float32)) + case protoreflect.DoubleKind: + if f, ok := nonFinite[string(in)]; ok { + return protoreflect.ValueOfFloat64(float64(f)), nil + } + return unmarshalValue(trimQuote(in), new(float64)) + case protoreflect.StringKind: + return unmarshalValue(in, new(string)) + case protoreflect.BytesKind: + return unmarshalValue(in, new([]byte)) + case protoreflect.EnumKind: + if hasPrefixAndSuffix('"', in, '"') { + vd := fd.Enum().Values().ByName(protoreflect.Name(trimQuote(in))) + if vd == nil { + return v, fmt.Errorf("unknown value %v for enum %s", in, fd.Enum().FullName()) + } + return protoreflect.ValueOfEnum(vd.Number()), nil + } + return unmarshalValue(in, new(protoreflect.EnumNumber)) + case protoreflect.MessageKind, protoreflect.GroupKind: + err := u.unmarshalMessage(v.Message(), in) + return v, err + default: + panic(fmt.Sprintf("invalid kind %v", fd.Kind())) + } +} + +func unmarshalValue(in []byte, v interface{}) (protoreflect.Value, error) { + err := json.Unmarshal(in, v) + return protoreflect.ValueOf(reflect.ValueOf(v).Elem().Interface()), err +} + +func unquoteString(in string) (out string, err error) { + err = json.Unmarshal([]byte(in), &out) + return out, err +} + +func hasPrefixAndSuffix(prefix byte, in []byte, suffix byte) bool { + if len(in) >= 2 && in[0] == prefix && in[len(in)-1] == suffix { + return true + } + return false +} + +// trimQuote is like unquoteString but simply strips surrounding quotes. +// This is incorrect, but is behavior done by the legacy implementation. +func trimQuote(in []byte) []byte { + if len(in) >= 2 && in[0] == '"' && in[len(in)-1] == '"' { + in = in[1 : len(in)-1] + } + return in +} diff --git a/vendor/github.com/golang/protobuf/jsonpb/encode.go b/vendor/github.com/golang/protobuf/jsonpb/encode.go new file mode 100644 index 00000000..c5b80bc8 --- /dev/null +++ b/vendor/github.com/golang/protobuf/jsonpb/encode.go @@ -0,0 +1,554 @@ +// Copyright 2015 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package jsonpb + +import ( + "encoding/json" + "errors" + "fmt" + "io" + "math" + "reflect" + "sort" + "strconv" + "strings" + "time" + + "github.com/golang/protobuf/proto" + "google.golang.org/protobuf/encoding/protojson" + protoV2 "google.golang.org/protobuf/proto" + "google.golang.org/protobuf/reflect/protoreflect" + "google.golang.org/protobuf/reflect/protoregistry" +) + +const wrapJSONMarshalV2 = false + +// Marshaler is a configurable object for marshaling protocol buffer messages +// to the specified JSON representation. +type Marshaler struct { + // OrigName specifies whether to use the original protobuf name for fields. + OrigName bool + + // EnumsAsInts specifies whether to render enum values as integers, + // as opposed to string values. + EnumsAsInts bool + + // EmitDefaults specifies Whether to render fields with zero values. + EmitDefaults bool + + // Indent controls whether the output is compact or not. + // If empty, the output is compact JSON. If non-empty, every JSON object + // entry and JSON array value will be on its own line. + // Each line will be preceded by repeated copies of Indent, where the + // number of copies is the current indentation depth. + Indent string + + // AnyResolver is used to resolve the google.protobuf.Any well-known type. + // If unset, the global registry is used by default. + AnyResolver AnyResolver +} + +// JSONPBMarshaler is implemented by protobuf messages that customize the +// way they are marshaled to JSON. Messages that implement this should also +// implement JSONPBUnmarshaler so that the custom format can be parsed. +// +// The JSON marshaling must follow the proto to JSON specification: +// https://developers.google.com/protocol-buffers/docs/proto3#json +// +// Deprecated: Custom types should implement protobuf reflection instead. +type JSONPBMarshaler interface { + MarshalJSONPB(*Marshaler) ([]byte, error) +} + +// Marshal marshals a protocol buffer into JSON. +func (jm *Marshaler) Marshal(w io.Writer, m proto.Message) error { + b, err := jm.marshal(m) + if len(b) > 0 { + if _, err := w.Write(b); err != nil { + return err + } + } + return err +} + +// MarshalToString converts a protocol buffer object to JSON string. +func (jm *Marshaler) MarshalToString(m proto.Message) (string, error) { + b, err := jm.marshal(m) + if err != nil { + return "", err + } + return string(b), nil +} + +func (jm *Marshaler) marshal(m proto.Message) ([]byte, error) { + v := reflect.ValueOf(m) + if m == nil || (v.Kind() == reflect.Ptr && v.IsNil()) { + return nil, errors.New("Marshal called with nil") + } + + // Check for custom marshalers first since they may not properly + // implement protobuf reflection that the logic below relies on. + if jsm, ok := m.(JSONPBMarshaler); ok { + return jsm.MarshalJSONPB(jm) + } + + if wrapJSONMarshalV2 { + opts := protojson.MarshalOptions{ + UseProtoNames: jm.OrigName, + UseEnumNumbers: jm.EnumsAsInts, + EmitUnpopulated: jm.EmitDefaults, + Indent: jm.Indent, + } + if jm.AnyResolver != nil { + opts.Resolver = anyResolver{jm.AnyResolver} + } + return opts.Marshal(proto.MessageReflect(m).Interface()) + } else { + // Check for unpopulated required fields first. + m2 := proto.MessageReflect(m) + if err := protoV2.CheckInitialized(m2.Interface()); err != nil { + return nil, err + } + + w := jsonWriter{Marshaler: jm} + err := w.marshalMessage(m2, "", "") + return w.buf, err + } +} + +type jsonWriter struct { + *Marshaler + buf []byte +} + +func (w *jsonWriter) write(s string) { + w.buf = append(w.buf, s...) +} + +func (w *jsonWriter) marshalMessage(m protoreflect.Message, indent, typeURL string) error { + if jsm, ok := proto.MessageV1(m.Interface()).(JSONPBMarshaler); ok { + b, err := jsm.MarshalJSONPB(w.Marshaler) + if err != nil { + return err + } + if typeURL != "" { + // we are marshaling this object to an Any type + var js map[string]*json.RawMessage + if err = json.Unmarshal(b, &js); err != nil { + return fmt.Errorf("type %T produced invalid JSON: %v", m.Interface(), err) + } + turl, err := json.Marshal(typeURL) + if err != nil { + return fmt.Errorf("failed to marshal type URL %q to JSON: %v", typeURL, err) + } + js["@type"] = (*json.RawMessage)(&turl) + if b, err = json.Marshal(js); err != nil { + return err + } + } + w.write(string(b)) + return nil + } + + md := m.Descriptor() + fds := md.Fields() + + // Handle well-known types. + const secondInNanos = int64(time.Second / time.Nanosecond) + switch wellKnownType(md.FullName()) { + case "Any": + return w.marshalAny(m, indent) + case "BoolValue", "BytesValue", "StringValue", + "Int32Value", "UInt32Value", "FloatValue", + "Int64Value", "UInt64Value", "DoubleValue": + fd := fds.ByNumber(1) + return w.marshalValue(fd, m.Get(fd), indent) + case "Duration": + // "Generated output always contains 0, 3, 6, or 9 fractional digits, + // depending on required precision." + s := m.Get(fds.ByNumber(1)).Int() + ns := m.Get(fds.ByNumber(2)).Int() + if ns <= -secondInNanos || ns >= secondInNanos { + return fmt.Errorf("ns out of range (%v, %v)", -secondInNanos, secondInNanos) + } + if (s > 0 && ns < 0) || (s < 0 && ns > 0) { + return errors.New("signs of seconds and nanos do not match") + } + if s < 0 { + ns = -ns + } + x := fmt.Sprintf("%d.%09d", s, ns) + x = strings.TrimSuffix(x, "000") + x = strings.TrimSuffix(x, "000") + x = strings.TrimSuffix(x, ".000") + w.write(fmt.Sprintf(`"%vs"`, x)) + return nil + case "Timestamp": + // "RFC 3339, where generated output will always be Z-normalized + // and uses 0, 3, 6 or 9 fractional digits." + s := m.Get(fds.ByNumber(1)).Int() + ns := m.Get(fds.ByNumber(2)).Int() + if ns < 0 || ns >= secondInNanos { + return fmt.Errorf("ns out of range [0, %v)", secondInNanos) + } + t := time.Unix(s, ns).UTC() + // time.RFC3339Nano isn't exactly right (we need to get 3/6/9 fractional digits). + x := t.Format("2006-01-02T15:04:05.000000000") + x = strings.TrimSuffix(x, "000") + x = strings.TrimSuffix(x, "000") + x = strings.TrimSuffix(x, ".000") + w.write(fmt.Sprintf(`"%vZ"`, x)) + return nil + case "Value": + // JSON value; which is a null, number, string, bool, object, or array. + od := md.Oneofs().Get(0) + fd := m.WhichOneof(od) + if fd == nil { + return errors.New("nil Value") + } + return w.marshalValue(fd, m.Get(fd), indent) + case "Struct", "ListValue": + // JSON object or array. + fd := fds.ByNumber(1) + return w.marshalValue(fd, m.Get(fd), indent) + } + + w.write("{") + if w.Indent != "" { + w.write("\n") + } + + firstField := true + if typeURL != "" { + if err := w.marshalTypeURL(indent, typeURL); err != nil { + return err + } + firstField = false + } + + for i := 0; i < fds.Len(); { + fd := fds.Get(i) + if od := fd.ContainingOneof(); od != nil { + fd = m.WhichOneof(od) + i += od.Fields().Len() + if fd == nil { + continue + } + } else { + i++ + } + + v := m.Get(fd) + + if !m.Has(fd) { + if !w.EmitDefaults || fd.ContainingOneof() != nil { + continue + } + if fd.Cardinality() != protoreflect.Repeated && (fd.Message() != nil || fd.Syntax() == protoreflect.Proto2) { + v = protoreflect.Value{} // use "null" for singular messages or proto2 scalars + } + } + + if !firstField { + w.writeComma() + } + if err := w.marshalField(fd, v, indent); err != nil { + return err + } + firstField = false + } + + // Handle proto2 extensions. + if md.ExtensionRanges().Len() > 0 { + // Collect a sorted list of all extension descriptor and values. + type ext struct { + desc protoreflect.FieldDescriptor + val protoreflect.Value + } + var exts []ext + m.Range(func(fd protoreflect.FieldDescriptor, v protoreflect.Value) bool { + if fd.IsExtension() { + exts = append(exts, ext{fd, v}) + } + return true + }) + sort.Slice(exts, func(i, j int) bool { + return exts[i].desc.Number() < exts[j].desc.Number() + }) + + for _, ext := range exts { + if !firstField { + w.writeComma() + } + if err := w.marshalField(ext.desc, ext.val, indent); err != nil { + return err + } + firstField = false + } + } + + if w.Indent != "" { + w.write("\n") + w.write(indent) + } + w.write("}") + return nil +} + +func (w *jsonWriter) writeComma() { + if w.Indent != "" { + w.write(",\n") + } else { + w.write(",") + } +} + +func (w *jsonWriter) marshalAny(m protoreflect.Message, indent string) error { + // "If the Any contains a value that has a special JSON mapping, + // it will be converted as follows: {"@type": xxx, "value": yyy}. + // Otherwise, the value will be converted into a JSON object, + // and the "@type" field will be inserted to indicate the actual data type." + md := m.Descriptor() + typeURL := m.Get(md.Fields().ByNumber(1)).String() + rawVal := m.Get(md.Fields().ByNumber(2)).Bytes() + + var m2 protoreflect.Message + if w.AnyResolver != nil { + mi, err := w.AnyResolver.Resolve(typeURL) + if err != nil { + return err + } + m2 = proto.MessageReflect(mi) + } else { + mt, err := protoregistry.GlobalTypes.FindMessageByURL(typeURL) + if err != nil { + return err + } + m2 = mt.New() + } + + if err := protoV2.Unmarshal(rawVal, m2.Interface()); err != nil { + return err + } + + if wellKnownType(m2.Descriptor().FullName()) == "" { + return w.marshalMessage(m2, indent, typeURL) + } + + w.write("{") + if w.Indent != "" { + w.write("\n") + } + if err := w.marshalTypeURL(indent, typeURL); err != nil { + return err + } + w.writeComma() + if w.Indent != "" { + w.write(indent) + w.write(w.Indent) + w.write(`"value": `) + } else { + w.write(`"value":`) + } + if err := w.marshalMessage(m2, indent+w.Indent, ""); err != nil { + return err + } + if w.Indent != "" { + w.write("\n") + w.write(indent) + } + w.write("}") + return nil +} + +func (w *jsonWriter) marshalTypeURL(indent, typeURL string) error { + if w.Indent != "" { + w.write(indent) + w.write(w.Indent) + } + w.write(`"@type":`) + if w.Indent != "" { + w.write(" ") + } + b, err := json.Marshal(typeURL) + if err != nil { + return err + } + w.write(string(b)) + return nil +} + +// marshalField writes field description and value to the Writer. +func (w *jsonWriter) marshalField(fd protoreflect.FieldDescriptor, v protoreflect.Value, indent string) error { + if w.Indent != "" { + w.write(indent) + w.write(w.Indent) + } + w.write(`"`) + switch { + case fd.IsExtension(): + // For message set, use the fname of the message as the extension name. + name := string(fd.FullName()) + if isMessageSet(fd.ContainingMessage()) { + name = strings.TrimSuffix(name, ".message_set_extension") + } + + w.write("[" + name + "]") + case w.OrigName: + name := string(fd.Name()) + if fd.Kind() == protoreflect.GroupKind { + name = string(fd.Message().Name()) + } + w.write(name) + default: + w.write(string(fd.JSONName())) + } + w.write(`":`) + if w.Indent != "" { + w.write(" ") + } + return w.marshalValue(fd, v, indent) +} + +func (w *jsonWriter) marshalValue(fd protoreflect.FieldDescriptor, v protoreflect.Value, indent string) error { + switch { + case fd.IsList(): + w.write("[") + comma := "" + lv := v.List() + for i := 0; i < lv.Len(); i++ { + w.write(comma) + if w.Indent != "" { + w.write("\n") + w.write(indent) + w.write(w.Indent) + w.write(w.Indent) + } + if err := w.marshalSingularValue(fd, lv.Get(i), indent+w.Indent); err != nil { + return err + } + comma = "," + } + if w.Indent != "" { + w.write("\n") + w.write(indent) + w.write(w.Indent) + } + w.write("]") + return nil + case fd.IsMap(): + kfd := fd.MapKey() + vfd := fd.MapValue() + mv := v.Map() + + // Collect a sorted list of all map keys and values. + type entry struct{ key, val protoreflect.Value } + var entries []entry + mv.Range(func(k protoreflect.MapKey, v protoreflect.Value) bool { + entries = append(entries, entry{k.Value(), v}) + return true + }) + sort.Slice(entries, func(i, j int) bool { + switch kfd.Kind() { + case protoreflect.BoolKind: + return !entries[i].key.Bool() && entries[j].key.Bool() + case protoreflect.Int32Kind, protoreflect.Sint32Kind, protoreflect.Sfixed32Kind, protoreflect.Int64Kind, protoreflect.Sint64Kind, protoreflect.Sfixed64Kind: + return entries[i].key.Int() < entries[j].key.Int() + case protoreflect.Uint32Kind, protoreflect.Fixed32Kind, protoreflect.Uint64Kind, protoreflect.Fixed64Kind: + return entries[i].key.Uint() < entries[j].key.Uint() + case protoreflect.StringKind: + return entries[i].key.String() < entries[j].key.String() + default: + panic("invalid kind") + } + }) + + w.write(`{`) + comma := "" + for _, entry := range entries { + w.write(comma) + if w.Indent != "" { + w.write("\n") + w.write(indent) + w.write(w.Indent) + w.write(w.Indent) + } + + s := fmt.Sprint(entry.key.Interface()) + b, err := json.Marshal(s) + if err != nil { + return err + } + w.write(string(b)) + + w.write(`:`) + if w.Indent != "" { + w.write(` `) + } + + if err := w.marshalSingularValue(vfd, entry.val, indent+w.Indent); err != nil { + return err + } + comma = "," + } + if w.Indent != "" { + w.write("\n") + w.write(indent) + w.write(w.Indent) + } + w.write(`}`) + return nil + default: + return w.marshalSingularValue(fd, v, indent) + } +} + +func (w *jsonWriter) marshalSingularValue(fd protoreflect.FieldDescriptor, v protoreflect.Value, indent string) error { + switch { + case !v.IsValid(): + w.write("null") + return nil + case fd.Message() != nil: + return w.marshalMessage(v.Message(), indent+w.Indent, "") + case fd.Enum() != nil: + if fd.Enum().FullName() == "google.protobuf.NullValue" { + w.write("null") + return nil + } + + vd := fd.Enum().Values().ByNumber(v.Enum()) + if vd == nil || w.EnumsAsInts { + w.write(strconv.Itoa(int(v.Enum()))) + } else { + w.write(`"` + string(vd.Name()) + `"`) + } + return nil + default: + switch v.Interface().(type) { + case float32, float64: + switch { + case math.IsInf(v.Float(), +1): + w.write(`"Infinity"`) + return nil + case math.IsInf(v.Float(), -1): + w.write(`"-Infinity"`) + return nil + case math.IsNaN(v.Float()): + w.write(`"NaN"`) + return nil + } + case int64, uint64: + w.write(fmt.Sprintf(`"%d"`, v.Interface())) + return nil + } + + b, err := json.Marshal(v.Interface()) + if err != nil { + return err + } + w.write(string(b)) + return nil + } +} diff --git a/vendor/github.com/golang/protobuf/jsonpb/json.go b/vendor/github.com/golang/protobuf/jsonpb/json.go new file mode 100644 index 00000000..6b744104 --- /dev/null +++ b/vendor/github.com/golang/protobuf/jsonpb/json.go @@ -0,0 +1,69 @@ +// Copyright 2015 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Package jsonpb provides marshaling and unmarshaling between a protocol buffer +// message and JSON. It follows the specification at +// https://developers.google.com/protocol-buffers/docs/proto3#json. +// +// Do not rely on the default behavior of the standard encoding/json package +// when called on generated message types as it does not operate correctly. +// +// Deprecated: Use the "google.golang.org/protobuf/encoding/protojson" +// package instead. +package jsonpb + +import ( + "github.com/golang/protobuf/proto" + "google.golang.org/protobuf/reflect/protoreflect" + "google.golang.org/protobuf/reflect/protoregistry" + "google.golang.org/protobuf/runtime/protoimpl" +) + +// AnyResolver takes a type URL, present in an Any message, and resolves it into +// an instance of the associated message. +type AnyResolver interface { + Resolve(typeURL string) (proto.Message, error) +} + +type anyResolver struct{ AnyResolver } + +func (r anyResolver) FindMessageByName(message protoreflect.FullName) (protoreflect.MessageType, error) { + return r.FindMessageByURL(string(message)) +} + +func (r anyResolver) FindMessageByURL(url string) (protoreflect.MessageType, error) { + m, err := r.Resolve(url) + if err != nil { + return nil, err + } + return protoimpl.X.MessageTypeOf(m), nil +} + +func (r anyResolver) FindExtensionByName(field protoreflect.FullName) (protoreflect.ExtensionType, error) { + return protoregistry.GlobalTypes.FindExtensionByName(field) +} + +func (r anyResolver) FindExtensionByNumber(message protoreflect.FullName, field protoreflect.FieldNumber) (protoreflect.ExtensionType, error) { + return protoregistry.GlobalTypes.FindExtensionByNumber(message, field) +} + +func wellKnownType(s protoreflect.FullName) string { + if s.Parent() == "google.protobuf" { + switch s.Name() { + case "Empty", "Any", + "BoolValue", "BytesValue", "StringValue", + "Int32Value", "UInt32Value", "FloatValue", + "Int64Value", "UInt64Value", "DoubleValue", + "Duration", "Timestamp", + "NullValue", "Struct", "Value", "ListValue": + return string(s.Name()) + } + } + return "" +} + +func isMessageSet(md protoreflect.MessageDescriptor) bool { + ms, ok := md.(interface{ IsMessageSet() bool }) + return ok && ms.IsMessageSet() +} diff --git a/vendor/github.com/golang/protobuf/proto/buffer.go b/vendor/github.com/golang/protobuf/proto/buffer.go new file mode 100644 index 00000000..9aae5bcc --- /dev/null +++ b/vendor/github.com/golang/protobuf/proto/buffer.go @@ -0,0 +1,324 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package proto + +import ( + "errors" + "fmt" + + "github.com/golang/protobuf/internal/wire" + "google.golang.org/protobuf/encoding/prototext" + "google.golang.org/protobuf/runtime/protoimpl" +) + +const ( + WireVarint = 0 + WireFixed32 = 5 + WireFixed64 = 1 + WireBytes = 2 + WireStartGroup = 3 + WireEndGroup = 4 +) + +// EncodeVarint returns the varint encoded bytes of v. +func EncodeVarint(v uint64) []byte { + return wire.AppendVarint(nil, v) +} + +// SizeVarint returns the length of the varint encoded bytes of v. +// This is equal to len(EncodeVarint(v)). +func SizeVarint(v uint64) int { + return wire.SizeVarint(v) +} + +// DecodeVarint parses a varint encoded integer from b, returning the +// integer value and the length of the varint. +// It returns (0, 0) if there is a parse error. +func DecodeVarint(b []byte) (uint64, int) { + v, n := wire.ConsumeVarint(b) + if n < 0 { + return 0, 0 + } + return v, n +} + +// Buffer is a buffer for encoding and decoding the protobuf wire format. +// It may be reused between invocations to reduce memory usage. +type Buffer struct { + buf []byte + idx int + deterministic bool +} + +// NewBuffer allocates a new Buffer initialized with buf, +// where the contents of buf are considered the unread portion of the buffer. +func NewBuffer(buf []byte) *Buffer { + return &Buffer{buf: buf} +} + +// SetDeterministic specifies whether to use deterministic serialization. +// +// Deterministic serialization guarantees that for a given binary, equal +// messages will always be serialized to the same bytes. This implies: +// +// - Repeated serialization of a message will return the same bytes. +// - Different processes of the same binary (which may be executing on +// different machines) will serialize equal messages to the same bytes. +// +// Note that the deterministic serialization is NOT canonical across +// languages. It is not guaranteed to remain stable over time. It is unstable +// across different builds with schema changes due to unknown fields. +// Users who need canonical serialization (e.g., persistent storage in a +// canonical form, fingerprinting, etc.) should define their own +// canonicalization specification and implement their own serializer rather +// than relying on this API. +// +// If deterministic serialization is requested, map entries will be sorted +// by keys in lexographical order. This is an implementation detail and +// subject to change. +func (b *Buffer) SetDeterministic(deterministic bool) { + b.deterministic = deterministic +} + +// SetBuf sets buf as the internal buffer, +// where the contents of buf are considered the unread portion of the buffer. +func (b *Buffer) SetBuf(buf []byte) { + b.buf = buf + b.idx = 0 +} + +// Reset clears the internal buffer of all written and unread data. +func (b *Buffer) Reset() { + b.buf = b.buf[:0] + b.idx = 0 +} + +// Bytes returns the internal buffer. +func (b *Buffer) Bytes() []byte { + return b.buf +} + +// Unread returns the unread portion of the buffer. +func (b *Buffer) Unread() []byte { + return b.buf[b.idx:] +} + +// Marshal appends the wire-format encoding of m to the buffer. +func (b *Buffer) Marshal(m Message) error { + var err error + b.buf, err = marshalAppend(b.buf, m, b.deterministic) + return err +} + +// Unmarshal parses the wire-format message in the buffer and places the decoded results in m. +// +// Unlike proto.Unmarshal, this does not reset the message before starting to unmarshal. +func (b *Buffer) Unmarshal(m Message) error { + err := UnmarshalMerge(b.Unread(), m) + b.idx = len(b.buf) + return err +} + +type unknownFields struct{ XXX_unrecognized protoimpl.UnknownFields } + +func (m *unknownFields) String() string { panic("not implemented") } +func (m *unknownFields) Reset() { panic("not implemented") } +func (m *unknownFields) ProtoMessage() { panic("not implemented") } + +// DebugPrint dumps the encoded bytes of b with a header and footer including s +// to stdout. This is only intended for debugging. +func (*Buffer) DebugPrint(s string, b []byte) { + m := MessageReflect(new(unknownFields)) + m.SetUnknown(b) + b, _ = prototext.MarshalOptions{AllowPartial: true, Indent: "\t"}.Marshal(m.Interface()) + fmt.Printf("==== %s ====\n%s==== %s ====\n", s, b, s) +} + +// EncodeVarint appends an unsigned varint encoding to the buffer. +func (b *Buffer) EncodeVarint(v uint64) error { + b.buf = wire.AppendVarint(b.buf, v) + return nil +} + +// EncodeZigzag32 appends a 32-bit zig-zag varint encoding to the buffer. +func (b *Buffer) EncodeZigzag32(v uint64) error { + return b.EncodeVarint(uint64((uint32(v) << 1) ^ uint32((int32(v) >> 31)))) +} + +// EncodeZigzag64 appends a 64-bit zig-zag varint encoding to the buffer. +func (b *Buffer) EncodeZigzag64(v uint64) error { + return b.EncodeVarint(uint64((uint64(v) << 1) ^ uint64((int64(v) >> 63)))) +} + +// EncodeFixed32 appends a 32-bit little-endian integer to the buffer. +func (b *Buffer) EncodeFixed32(v uint64) error { + b.buf = wire.AppendFixed32(b.buf, uint32(v)) + return nil +} + +// EncodeFixed64 appends a 64-bit little-endian integer to the buffer. +func (b *Buffer) EncodeFixed64(v uint64) error { + b.buf = wire.AppendFixed64(b.buf, uint64(v)) + return nil +} + +// EncodeRawBytes appends a length-prefixed raw bytes to the buffer. +func (b *Buffer) EncodeRawBytes(v []byte) error { + b.buf = wire.AppendBytes(b.buf, v) + return nil +} + +// EncodeStringBytes appends a length-prefixed raw bytes to the buffer. +// It does not validate whether v contains valid UTF-8. +func (b *Buffer) EncodeStringBytes(v string) error { + b.buf = wire.AppendString(b.buf, v) + return nil +} + +// EncodeMessage appends a length-prefixed encoded message to the buffer. +func (b *Buffer) EncodeMessage(m Message) error { + var err error + b.buf = wire.AppendVarint(b.buf, uint64(Size(m))) + b.buf, err = marshalAppend(b.buf, m, b.deterministic) + return err +} + +// DecodeVarint consumes an encoded unsigned varint from the buffer. +func (b *Buffer) DecodeVarint() (uint64, error) { + v, n := wire.ConsumeVarint(b.buf[b.idx:]) + if n < 0 { + return 0, wire.ParseError(n) + } + b.idx += n + return uint64(v), nil +} + +// DecodeZigzag32 consumes an encoded 32-bit zig-zag varint from the buffer. +func (b *Buffer) DecodeZigzag32() (uint64, error) { + v, err := b.DecodeVarint() + if err != nil { + return 0, err + } + return uint64((uint32(v) >> 1) ^ uint32((int32(v&1)<<31)>>31)), nil +} + +// DecodeZigzag64 consumes an encoded 64-bit zig-zag varint from the buffer. +func (b *Buffer) DecodeZigzag64() (uint64, error) { + v, err := b.DecodeVarint() + if err != nil { + return 0, err + } + return uint64((uint64(v) >> 1) ^ uint64((int64(v&1)<<63)>>63)), nil +} + +// DecodeFixed32 consumes a 32-bit little-endian integer from the buffer. +func (b *Buffer) DecodeFixed32() (uint64, error) { + v, n := wire.ConsumeFixed32(b.buf[b.idx:]) + if n < 0 { + return 0, wire.ParseError(n) + } + b.idx += n + return uint64(v), nil +} + +// DecodeFixed64 consumes a 64-bit little-endian integer from the buffer. +func (b *Buffer) DecodeFixed64() (uint64, error) { + v, n := wire.ConsumeFixed64(b.buf[b.idx:]) + if n < 0 { + return 0, wire.ParseError(n) + } + b.idx += n + return uint64(v), nil +} + +// DecodeRawBytes consumes a length-prefixed raw bytes from the buffer. +// If alloc is specified, it returns a copy the raw bytes +// rather than a sub-slice of the buffer. +func (b *Buffer) DecodeRawBytes(alloc bool) ([]byte, error) { + v, n := wire.ConsumeBytes(b.buf[b.idx:]) + if n < 0 { + return nil, wire.ParseError(n) + } + b.idx += n + if alloc { + v = append([]byte(nil), v...) + } + return v, nil +} + +// DecodeStringBytes consumes a length-prefixed raw bytes from the buffer. +// It does not validate whether the raw bytes contain valid UTF-8. +func (b *Buffer) DecodeStringBytes() (string, error) { + v, n := wire.ConsumeString(b.buf[b.idx:]) + if n < 0 { + return "", wire.ParseError(n) + } + b.idx += n + return v, nil +} + +// DecodeMessage consumes a length-prefixed message from the buffer. +// It does not reset m. +func (b *Buffer) DecodeMessage(m Message) error { + v, err := b.DecodeRawBytes(false) + if err != nil { + return err + } + return UnmarshalMerge(v, m) +} + +// DecodeGroup consumes a message group from the buffer. +// It assumes that the start group marker has already been consumed and +// consumes all bytes until (and including the end group marker). +// It does not reset m. +func (b *Buffer) DecodeGroup(m Message) error { + v, n, err := consumeGroup(b.buf[b.idx:]) + if err != nil { + return err + } + b.idx += n + return UnmarshalMerge(v, m) +} + +// consumeGroup parses b until it finds an end group marker, returning +// the raw bytes of the message (excluding the end group marker) and the +// the total length of the message (including the end group marker). +func consumeGroup(b []byte) ([]byte, int, error) { + b0 := b + depth := 1 // assume this follows a start group marker + for { + _, wtyp, tagLen := wire.ConsumeTag(b) + if tagLen < 0 { + return nil, 0, wire.ParseError(tagLen) + } + b = b[tagLen:] + + var valLen int + switch wtyp { + case wire.VarintType: + _, valLen = wire.ConsumeVarint(b) + case wire.Fixed32Type: + _, valLen = wire.ConsumeFixed32(b) + case wire.Fixed64Type: + _, valLen = wire.ConsumeFixed64(b) + case wire.BytesType: + _, valLen = wire.ConsumeBytes(b) + case wire.StartGroupType: + depth++ + case wire.EndGroupType: + depth-- + default: + return nil, 0, errors.New("proto: cannot parse reserved wire type") + } + if valLen < 0 { + return nil, 0, wire.ParseError(valLen) + } + b = b[valLen:] + + if depth == 0 { + return b0[:len(b0)-len(b)-tagLen], len(b0) - len(b), nil + } + } +} diff --git a/vendor/github.com/golang/protobuf/proto/defaults.go b/vendor/github.com/golang/protobuf/proto/defaults.go new file mode 100644 index 00000000..d399bf06 --- /dev/null +++ b/vendor/github.com/golang/protobuf/proto/defaults.go @@ -0,0 +1,63 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package proto + +import ( + "google.golang.org/protobuf/reflect/protoreflect" +) + +// SetDefaults sets unpopulated scalar fields to their default values. +// Fields within a oneof are not set even if they have a default value. +// SetDefaults is recursively called upon any populated message fields. +func SetDefaults(m Message) { + if m != nil { + setDefaults(MessageReflect(m)) + } +} + +func setDefaults(m protoreflect.Message) { + fds := m.Descriptor().Fields() + for i := 0; i < fds.Len(); i++ { + fd := fds.Get(i) + if !m.Has(fd) { + if fd.HasDefault() && fd.ContainingOneof() == nil { + v := fd.Default() + if fd.Kind() == protoreflect.BytesKind { + v = protoreflect.ValueOf(append([]byte(nil), v.Bytes()...)) // copy the default bytes + } + m.Set(fd, v) + } + continue + } + } + + m.Range(func(fd protoreflect.FieldDescriptor, v protoreflect.Value) bool { + switch { + // Handle singular message. + case fd.Cardinality() != protoreflect.Repeated: + if fd.Message() != nil { + setDefaults(m.Get(fd).Message()) + } + // Handle list of messages. + case fd.IsList(): + if fd.Message() != nil { + ls := m.Get(fd).List() + for i := 0; i < ls.Len(); i++ { + setDefaults(ls.Get(i).Message()) + } + } + // Handle map of messages. + case fd.IsMap(): + if fd.MapValue().Message() != nil { + ms := m.Get(fd).Map() + ms.Range(func(_ protoreflect.MapKey, v protoreflect.Value) bool { + setDefaults(v.Message()) + return true + }) + } + } + return true + }) +} diff --git a/vendor/github.com/golang/protobuf/proto/deprecated.go b/vendor/github.com/golang/protobuf/proto/deprecated.go new file mode 100644 index 00000000..a205482a --- /dev/null +++ b/vendor/github.com/golang/protobuf/proto/deprecated.go @@ -0,0 +1,92 @@ +// Copyright 2018 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package proto + +import ( + "encoding/json" + "errors" + "fmt" + "strconv" +) + +var ( + // Deprecated: No longer returned. + ErrNil = errors.New("proto: Marshal called with nil") + + // Deprecated: No longer returned. + ErrTooLarge = errors.New("proto: message encodes to over 2 GB") + + // Deprecated: No longer returned. + ErrInternalBadWireType = errors.New("proto: internal error: bad wiretype for oneof") +) + +// Deprecated: Do not use. +type Stats struct{ Emalloc, Dmalloc, Encode, Decode, Chit, Cmiss, Size uint64 } + +// Deprecated: Do not use. +func GetStats() Stats { return Stats{} } + +// Deprecated: Do not use. +func MarshalMessageSet(interface{}) ([]byte, error) { + return nil, errors.New("proto: not implemented") +} + +// Deprecated: Do not use. +func UnmarshalMessageSet([]byte, interface{}) error { + return errors.New("proto: not implemented") +} + +// Deprecated: Do not use. +func MarshalMessageSetJSON(interface{}) ([]byte, error) { + return nil, errors.New("proto: not implemented") +} + +// Deprecated: Do not use. +func UnmarshalMessageSetJSON([]byte, interface{}) error { + return errors.New("proto: not implemented") +} + +// Deprecated: Do not use. +func RegisterMessageSetType(Message, int32, string) {} + +// Deprecated: Do not use. +func EnumName(m map[int32]string, v int32) string { + s, ok := m[v] + if ok { + return s + } + return strconv.Itoa(int(v)) +} + +// Deprecated: Do not use. +func UnmarshalJSONEnum(m map[string]int32, data []byte, enumName string) (int32, error) { + if data[0] == '"' { + // New style: enums are strings. + var repr string + if err := json.Unmarshal(data, &repr); err != nil { + return -1, err + } + val, ok := m[repr] + if !ok { + return 0, fmt.Errorf("unrecognized enum %s value %q", enumName, repr) + } + return val, nil + } + // Old style: enums are ints. + var val int32 + if err := json.Unmarshal(data, &val); err != nil { + return 0, fmt.Errorf("cannot unmarshal %#q into enum %s", data, enumName) + } + return val, nil +} + +// Deprecated: Do not use. +type InternalMessageInfo struct{} + +func (*InternalMessageInfo) DiscardUnknown(Message) { panic("not implemented") } +func (*InternalMessageInfo) Marshal([]byte, Message, bool) ([]byte, error) { panic("not implemented") } +func (*InternalMessageInfo) Merge(Message, Message) { panic("not implemented") } +func (*InternalMessageInfo) Size(Message) int { panic("not implemented") } +func (*InternalMessageInfo) Unmarshal(Message, []byte) error { panic("not implemented") } diff --git a/vendor/github.com/golang/protobuf/proto/discard.go b/vendor/github.com/golang/protobuf/proto/discard.go new file mode 100644 index 00000000..2187e877 --- /dev/null +++ b/vendor/github.com/golang/protobuf/proto/discard.go @@ -0,0 +1,58 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package proto + +import ( + "google.golang.org/protobuf/reflect/protoreflect" +) + +// DiscardUnknown recursively discards all unknown fields from this message +// and all embedded messages. +// +// When unmarshaling a message with unrecognized fields, the tags and values +// of such fields are preserved in the Message. This allows a later call to +// marshal to be able to produce a message that continues to have those +// unrecognized fields. To avoid this, DiscardUnknown is used to +// explicitly clear the unknown fields after unmarshaling. +func DiscardUnknown(m Message) { + if m != nil { + discardUnknown(MessageReflect(m)) + } +} + +func discardUnknown(m protoreflect.Message) { + m.Range(func(fd protoreflect.FieldDescriptor, val protoreflect.Value) bool { + switch { + // Handle singular message. + case fd.Cardinality() != protoreflect.Repeated: + if fd.Message() != nil { + discardUnknown(m.Get(fd).Message()) + } + // Handle list of messages. + case fd.IsList(): + if fd.Message() != nil { + ls := m.Get(fd).List() + for i := 0; i < ls.Len(); i++ { + discardUnknown(ls.Get(i).Message()) + } + } + // Handle map of messages. + case fd.IsMap(): + if fd.MapValue().Message() != nil { + ms := m.Get(fd).Map() + ms.Range(func(_ protoreflect.MapKey, v protoreflect.Value) bool { + discardUnknown(v.Message()) + return true + }) + } + } + return true + }) + + // Discard unknown fields. + if len(m.GetUnknown()) > 0 { + m.SetUnknown(nil) + } +} diff --git a/vendor/github.com/golang/protobuf/proto/extensions.go b/vendor/github.com/golang/protobuf/proto/extensions.go new file mode 100644 index 00000000..65e12951 --- /dev/null +++ b/vendor/github.com/golang/protobuf/proto/extensions.go @@ -0,0 +1,356 @@ +// Copyright 2010 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package proto + +import ( + "errors" + "fmt" + "reflect" + + "github.com/golang/protobuf/internal/wire" + "google.golang.org/protobuf/proto" + "google.golang.org/protobuf/reflect/protoreflect" + "google.golang.org/protobuf/reflect/protoregistry" + "google.golang.org/protobuf/runtime/protoiface" + "google.golang.org/protobuf/runtime/protoimpl" +) + +type ( + // ExtensionDesc represents an extension descriptor and + // is used to interact with an extension field in a message. + // + // Variables of this type are generated in code by protoc-gen-go. + ExtensionDesc = protoimpl.ExtensionInfo + + // ExtensionRange represents a range of message extensions. + // Used in code generated by protoc-gen-go. + ExtensionRange = protoiface.ExtensionRangeV1 + + // Deprecated: Do not use; this is an internal type. + Extension = protoimpl.ExtensionFieldV1 + + // Deprecated: Do not use; this is an internal type. + XXX_InternalExtensions = protoimpl.ExtensionFields +) + +// ErrMissingExtension reports whether the extension was not present. +var ErrMissingExtension = errors.New("proto: missing extension") + +var errNotExtendable = errors.New("proto: not an extendable proto.Message") + +// HasExtension reports whether the extension field is present in m +// either as an explicitly populated field or as an unknown field. +func HasExtension(m Message, xt *ExtensionDesc) (has bool) { + mr := MessageReflect(m) + if mr == nil || !mr.IsValid() { + return false + } + + // Check whether any populated known field matches the field number. + xtd := xt.TypeDescriptor() + if isValidExtension(mr.Descriptor(), xtd) { + has = mr.Has(xtd) + } else { + mr.Range(func(fd protoreflect.FieldDescriptor, _ protoreflect.Value) bool { + has = int32(fd.Number()) == xt.Field + return !has + }) + } + + // Check whether any unknown field matches the field number. + for b := mr.GetUnknown(); !has && len(b) > 0; { + num, _, n := wire.ConsumeField(b) + has = int32(num) == xt.Field + b = b[n:] + } + return has +} + +// ClearExtension removes the the exntesion field from m +// either as an explicitly populated field or as an unknown field. +func ClearExtension(m Message, xt *ExtensionDesc) { + mr := MessageReflect(m) + if mr == nil || !mr.IsValid() { + return + } + + xtd := xt.TypeDescriptor() + if isValidExtension(mr.Descriptor(), xtd) { + mr.Clear(xtd) + } else { + mr.Range(func(fd protoreflect.FieldDescriptor, _ protoreflect.Value) bool { + if int32(fd.Number()) == xt.Field { + mr.Clear(fd) + return false + } + return true + }) + } + clearUnknown(mr, fieldNum(xt.Field)) +} + +// ClearAllExtensions clears all extensions from m. +// This includes populated fields and unknown fields in the extension range. +func ClearAllExtensions(m Message) { + mr := MessageReflect(m) + if mr == nil || !mr.IsValid() { + return + } + + mr.Range(func(fd protoreflect.FieldDescriptor, _ protoreflect.Value) bool { + if fd.IsExtension() { + mr.Clear(fd) + } + return true + }) + clearUnknown(mr, mr.Descriptor().ExtensionRanges()) +} + +// GetExtension retrieves a proto2 extended field from pb. +// +// If the descriptor is type complete (i.e., ExtensionDesc.ExtensionType is non-nil), +// then GetExtension parses the encoded field and returns a Go value of the specified type. +// If the field is not present, then the default value is returned (if one is specified), +// otherwise ErrMissingExtension is reported. +// +// If the descriptor is type incomplete (i.e., ExtensionDesc.ExtensionType is nil), +// then GetExtension returns the raw encoded bytes for the extension field. +func GetExtension(m Message, xt *ExtensionDesc) (interface{}, error) { + mr := MessageReflect(m) + if mr == nil || !mr.IsValid() || mr.Descriptor().ExtensionRanges().Len() == 0 { + return nil, errNotExtendable + } + + // Retrieve the unknown fields for this extension field. + var bo protoreflect.RawFields + for bi := mr.GetUnknown(); len(bi) > 0; { + num, _, n := wire.ConsumeField(bi) + if int32(num) == xt.Field { + bo = append(bo, bi[:n]...) + } + bi = bi[n:] + } + + // For type incomplete descriptors, only retrieve the unknown fields. + if xt.ExtensionType == nil { + return []byte(bo), nil + } + + // If the extension field only exists as unknown fields, unmarshal it. + // This is rarely done since proto.Unmarshal eagerly unmarshals extensions. + xtd := xt.TypeDescriptor() + if !isValidExtension(mr.Descriptor(), xtd) { + return nil, fmt.Errorf("proto: bad extended type; %T does not extend %T", xt.ExtendedType, m) + } + if !mr.Has(xtd) && len(bo) > 0 { + m2 := mr.New() + if err := (proto.UnmarshalOptions{ + Resolver: extensionResolver{xt}, + }.Unmarshal(bo, m2.Interface())); err != nil { + return nil, err + } + if m2.Has(xtd) { + mr.Set(xtd, m2.Get(xtd)) + clearUnknown(mr, fieldNum(xt.Field)) + } + } + + // Check whether the message has the extension field set or a default. + var pv protoreflect.Value + switch { + case mr.Has(xtd): + pv = mr.Get(xtd) + case xtd.HasDefault(): + pv = xtd.Default() + default: + return nil, ErrMissingExtension + } + + v := xt.InterfaceOf(pv) + rv := reflect.ValueOf(v) + if isScalarKind(rv.Kind()) { + rv2 := reflect.New(rv.Type()) + rv2.Elem().Set(rv) + v = rv2.Interface() + } + return v, nil +} + +// extensionResolver is a custom extension resolver that stores a single +// extension type that takes precedence over the global registry. +type extensionResolver struct{ xt protoreflect.ExtensionType } + +func (r extensionResolver) FindExtensionByName(field protoreflect.FullName) (protoreflect.ExtensionType, error) { + if xtd := r.xt.TypeDescriptor(); xtd.FullName() == field { + return r.xt, nil + } + return protoregistry.GlobalTypes.FindExtensionByName(field) +} + +func (r extensionResolver) FindExtensionByNumber(message protoreflect.FullName, field protoreflect.FieldNumber) (protoreflect.ExtensionType, error) { + if xtd := r.xt.TypeDescriptor(); xtd.ContainingMessage().FullName() == message && xtd.Number() == field { + return r.xt, nil + } + return protoregistry.GlobalTypes.FindExtensionByNumber(message, field) +} + +// GetExtensions returns a list of the extensions values present in m, +// corresponding with the provided list of extension descriptors, xts. +// If an extension is missing in m, the corresponding value is nil. +func GetExtensions(m Message, xts []*ExtensionDesc) ([]interface{}, error) { + mr := MessageReflect(m) + if mr == nil || !mr.IsValid() { + return nil, errNotExtendable + } + + vs := make([]interface{}, len(xts)) + for i, xt := range xts { + v, err := GetExtension(m, xt) + if err != nil { + if err == ErrMissingExtension { + continue + } + return vs, err + } + vs[i] = v + } + return vs, nil +} + +// SetExtension sets an extension field in m to the provided value. +func SetExtension(m Message, xt *ExtensionDesc, v interface{}) error { + mr := MessageReflect(m) + if mr == nil || !mr.IsValid() || mr.Descriptor().ExtensionRanges().Len() == 0 { + return errNotExtendable + } + + rv := reflect.ValueOf(v) + if reflect.TypeOf(v) != reflect.TypeOf(xt.ExtensionType) { + return fmt.Errorf("proto: bad extension value type. got: %T, want: %T", v, xt.ExtensionType) + } + if rv.Kind() == reflect.Ptr { + if rv.IsNil() { + return fmt.Errorf("proto: SetExtension called with nil value of type %T", v) + } + if isScalarKind(rv.Elem().Kind()) { + v = rv.Elem().Interface() + } + } + + xtd := xt.TypeDescriptor() + if !isValidExtension(mr.Descriptor(), xtd) { + return fmt.Errorf("proto: bad extended type; %T does not extend %T", xt.ExtendedType, m) + } + mr.Set(xtd, xt.ValueOf(v)) + clearUnknown(mr, fieldNum(xt.Field)) + return nil +} + +// SetRawExtension inserts b into the unknown fields of m. +// +// Deprecated: Use Message.ProtoReflect.SetUnknown instead. +func SetRawExtension(m Message, fnum int32, b []byte) { + mr := MessageReflect(m) + if mr == nil || !mr.IsValid() { + return + } + + // Verify that the raw field is valid. + for b0 := b; len(b0) > 0; { + num, _, n := wire.ConsumeField(b0) + if int32(num) != fnum { + panic(fmt.Sprintf("mismatching field number: got %d, want %d", num, fnum)) + } + b0 = b0[n:] + } + + ClearExtension(m, &ExtensionDesc{Field: fnum}) + mr.SetUnknown(append(mr.GetUnknown(), b...)) +} + +// ExtensionDescs returns a list of extension descriptors found in m, +// containing descriptors for both populated extension fields in m and +// also unknown fields of m that are in the extension range. +// For the later case, an type incomplete descriptor is provided where only +// the ExtensionDesc.Field field is populated. +// The order of the extension descriptors is undefined. +func ExtensionDescs(m Message) ([]*ExtensionDesc, error) { + mr := MessageReflect(m) + if mr == nil || !mr.IsValid() || mr.Descriptor().ExtensionRanges().Len() == 0 { + return nil, errNotExtendable + } + + // Collect a set of known extension descriptors. + extDescs := make(map[protoreflect.FieldNumber]*ExtensionDesc) + mr.Range(func(fd protoreflect.FieldDescriptor, v protoreflect.Value) bool { + if fd.IsExtension() { + xt := fd.(protoreflect.ExtensionTypeDescriptor) + if xd, ok := xt.Type().(*ExtensionDesc); ok { + extDescs[fd.Number()] = xd + } + } + return true + }) + + // Collect a set of unknown extension descriptors. + extRanges := mr.Descriptor().ExtensionRanges() + for b := mr.GetUnknown(); len(b) > 0; { + num, _, n := wire.ConsumeField(b) + if extRanges.Has(num) && extDescs[num] == nil { + extDescs[num] = nil + } + b = b[n:] + } + + // Transpose the set of descriptors into a list. + var xts []*ExtensionDesc + for num, xt := range extDescs { + if xt == nil { + xt = &ExtensionDesc{Field: int32(num)} + } + xts = append(xts, xt) + } + return xts, nil +} + +// isValidExtension reports whether xtd is a valid extension descriptor for md. +func isValidExtension(md protoreflect.MessageDescriptor, xtd protoreflect.ExtensionTypeDescriptor) bool { + return xtd.ContainingMessage() == md && md.ExtensionRanges().Has(xtd.Number()) +} + +// isScalarKind reports whether k is a protobuf scalar kind (except bytes). +// This function exists for historical reasons since the representation of +// scalars differs between v1 and v2, where v1 uses *T and v2 uses T. +func isScalarKind(k reflect.Kind) bool { + switch k { + case reflect.Bool, reflect.Int32, reflect.Int64, reflect.Uint32, reflect.Uint64, reflect.Float32, reflect.Float64, reflect.String: + return true + default: + return false + } +} + +// clearUnknown removes unknown fields from m where remover.Has reports true. +func clearUnknown(m protoreflect.Message, remover interface { + Has(protoreflect.FieldNumber) bool +}) { + var bo protoreflect.RawFields + for bi := m.GetUnknown(); len(bi) > 0; { + num, _, n := wire.ConsumeField(bi) + if !remover.Has(num) { + bo = append(bo, bi[:n]...) + } + bi = bi[n:] + } + if bi := m.GetUnknown(); len(bi) != len(bo) { + m.SetUnknown(bo) + } +} + +type fieldNum protoreflect.FieldNumber + +func (n1 fieldNum) Has(n2 protoreflect.FieldNumber) bool { + return protoreflect.FieldNumber(n1) == n2 +} diff --git a/vendor/github.com/golang/protobuf/proto/properties.go b/vendor/github.com/golang/protobuf/proto/properties.go new file mode 100644 index 00000000..dcdc2202 --- /dev/null +++ b/vendor/github.com/golang/protobuf/proto/properties.go @@ -0,0 +1,306 @@ +// Copyright 2010 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package proto + +import ( + "fmt" + "reflect" + "strconv" + "strings" + "sync" + + "google.golang.org/protobuf/reflect/protoreflect" + "google.golang.org/protobuf/runtime/protoimpl" +) + +// StructProperties represents protocol buffer type information for a +// generated protobuf message in the open-struct API. +// +// Deprecated: Do not use. +type StructProperties struct { + // Prop are the properties for each field. + // + // Fields belonging to a oneof are stored in OneofTypes instead, with a + // single Properties representing the parent oneof held here. + // + // The order of Prop matches the order of fields in the Go struct. + // Struct fields that are not related to protobufs have a "XXX_" prefix + // in the Properties.Name and must be ignored by the user. + Prop []*Properties + + // OneofTypes contains information about the oneof fields in this message. + // It is keyed by the protobuf field name. + OneofTypes map[string]*OneofProperties +} + +// Properties represents the type information for a protobuf message field. +// +// Deprecated: Do not use. +type Properties struct { + // Name is a placeholder name with little meaningful semantic value. + // If the name has an "XXX_" prefix, the entire Properties must be ignored. + Name string + // OrigName is the protobuf field name or oneof name. + OrigName string + // JSONName is the JSON name for the protobuf field. + JSONName string + // Enum is a placeholder name for enums. + // For historical reasons, this is neither the Go name for the enum, + // nor the protobuf name for the enum. + Enum string // Deprecated: Do not use. + // Weak contains the full name of the weakly referenced message. + Weak string + // Wire is a string representation of the wire type. + Wire string + // WireType is the protobuf wire type for the field. + WireType int + // Tag is the protobuf field number. + Tag int + // Required reports whether this is a required field. + Required bool + // Optional reports whether this is a optional field. + Optional bool + // Repeated reports whether this is a repeated field. + Repeated bool + // Packed reports whether this is a packed repeated field of scalars. + Packed bool + // Proto3 reports whether this field operates under the proto3 syntax. + Proto3 bool + // Oneof reports whether this field belongs within a oneof. + Oneof bool + + // Default is the default value in string form. + Default string + // HasDefault reports whether the field has a default value. + HasDefault bool + + // MapKeyProp is the properties for the key field for a map field. + MapKeyProp *Properties + // MapValProp is the properties for the value field for a map field. + MapValProp *Properties +} + +// OneofProperties represents the type information for a protobuf oneof. +// +// Deprecated: Do not use. +type OneofProperties struct { + // Type is a pointer to the generated wrapper type for the field value. + // This is nil for messages that are not in the open-struct API. + Type reflect.Type + // Field is the index into StructProperties.Prop for the containing oneof. + Field int + // Prop is the properties for the field. + Prop *Properties +} + +// String formats the properties in the protobuf struct field tag style. +func (p *Properties) String() string { + s := p.Wire + s += "," + strconv.Itoa(p.Tag) + if p.Required { + s += ",req" + } + if p.Optional { + s += ",opt" + } + if p.Repeated { + s += ",rep" + } + if p.Packed { + s += ",packed" + } + s += ",name=" + p.OrigName + if p.JSONName != "" { + s += ",json=" + p.JSONName + } + if len(p.Enum) > 0 { + s += ",enum=" + p.Enum + } + if len(p.Weak) > 0 { + s += ",weak=" + p.Weak + } + if p.Proto3 { + s += ",proto3" + } + if p.Oneof { + s += ",oneof" + } + if p.HasDefault { + s += ",def=" + p.Default + } + return s +} + +// Parse populates p by parsing a string in the protobuf struct field tag style. +func (p *Properties) Parse(tag string) { + // For example: "bytes,49,opt,name=foo,def=hello!" + for len(tag) > 0 { + i := strings.IndexByte(tag, ',') + if i < 0 { + i = len(tag) + } + switch s := tag[:i]; { + case strings.HasPrefix(s, "name="): + p.OrigName = s[len("name="):] + case strings.HasPrefix(s, "json="): + p.JSONName = s[len("json="):] + case strings.HasPrefix(s, "enum="): + p.Enum = s[len("enum="):] + case strings.HasPrefix(s, "weak="): + p.Weak = s[len("weak="):] + case strings.Trim(s, "0123456789") == "": + n, _ := strconv.ParseUint(s, 10, 32) + p.Tag = int(n) + case s == "opt": + p.Optional = true + case s == "req": + p.Required = true + case s == "rep": + p.Repeated = true + case s == "varint" || s == "zigzag32" || s == "zigzag64": + p.Wire = s + p.WireType = WireVarint + case s == "fixed32": + p.Wire = s + p.WireType = WireFixed32 + case s == "fixed64": + p.Wire = s + p.WireType = WireFixed64 + case s == "bytes": + p.Wire = s + p.WireType = WireBytes + case s == "group": + p.Wire = s + p.WireType = WireStartGroup + case s == "packed": + p.Packed = true + case s == "proto3": + p.Proto3 = true + case s == "oneof": + p.Oneof = true + case strings.HasPrefix(s, "def="): + // The default tag is special in that everything afterwards is the + // default regardless of the presence of commas. + p.HasDefault = true + p.Default, i = tag[len("def="):], len(tag) + } + tag = strings.TrimPrefix(tag[i:], ",") + } +} + +// Init populates the properties from a protocol buffer struct tag. +// +// Deprecated: Do not use. +func (p *Properties) Init(typ reflect.Type, name, tag string, f *reflect.StructField) { + p.Name = name + p.OrigName = name + if tag == "" { + return + } + p.Parse(tag) + + if typ != nil && typ.Kind() == reflect.Map { + p.MapKeyProp = new(Properties) + p.MapKeyProp.Init(nil, "Key", f.Tag.Get("protobuf_key"), nil) + p.MapValProp = new(Properties) + p.MapValProp.Init(nil, "Value", f.Tag.Get("protobuf_val"), nil) + } +} + +var propertiesCache sync.Map // map[reflect.Type]*StructProperties + +// GetProperties returns the list of properties for the type represented by t, +// which must be a generated protocol buffer message in the open-struct API, +// where protobuf message fields are represented by exported Go struct fields. +// +// Deprecated: Use protobuf reflection instead. +func GetProperties(t reflect.Type) *StructProperties { + if p, ok := propertiesCache.Load(t); ok { + return p.(*StructProperties) + } + p, _ := propertiesCache.LoadOrStore(t, newProperties(t)) + return p.(*StructProperties) +} + +func newProperties(t reflect.Type) *StructProperties { + if t.Kind() != reflect.Struct { + panic(fmt.Sprintf("%v is not a generated message in the open-struct API", t)) + } + + var hasOneof bool + prop := new(StructProperties) + + // Construct a list of properties for each field in the struct. + for i := 0; i < t.NumField(); i++ { + p := new(Properties) + f := t.Field(i) + tagField := f.Tag.Get("protobuf") + p.Init(f.Type, f.Name, tagField, &f) + + tagOneof := f.Tag.Get("protobuf_oneof") + if tagOneof != "" { + hasOneof = true + p.OrigName = tagOneof + } + + // Rename unrelated struct fields with the "XXX_" prefix since so much + // user code simply checks for this to exclude special fields. + if tagField == "" && tagOneof == "" && !strings.HasPrefix(p.Name, "XXX_") { + p.Name = "XXX_" + p.Name + p.OrigName = "XXX_" + p.OrigName + } else if p.Weak != "" { + p.Name = p.OrigName // avoid possible "XXX_" prefix on weak field + } + + prop.Prop = append(prop.Prop, p) + } + + // Construct a mapping of oneof field names to properties. + if hasOneof { + var oneofWrappers []interface{} + if fn, ok := reflect.PtrTo(t).MethodByName("XXX_OneofFuncs"); ok { + oneofWrappers = fn.Func.Call([]reflect.Value{reflect.Zero(fn.Type.In(0))})[3].Interface().([]interface{}) + } + if fn, ok := reflect.PtrTo(t).MethodByName("XXX_OneofWrappers"); ok { + oneofWrappers = fn.Func.Call([]reflect.Value{reflect.Zero(fn.Type.In(0))})[0].Interface().([]interface{}) + } + if m, ok := reflect.Zero(reflect.PtrTo(t)).Interface().(protoreflect.ProtoMessage); ok { + if m, ok := m.ProtoReflect().(interface{ ProtoMessageInfo() *protoimpl.MessageInfo }); ok { + oneofWrappers = m.ProtoMessageInfo().OneofWrappers + } + } + + prop.OneofTypes = make(map[string]*OneofProperties) + for _, wrapper := range oneofWrappers { + p := &OneofProperties{ + Type: reflect.ValueOf(wrapper).Type(), // *T + Prop: new(Properties), + } + f := p.Type.Elem().Field(0) + p.Prop.Name = f.Name + p.Prop.Parse(f.Tag.Get("protobuf")) + + // Determine the struct field that contains this oneof. + // Each wrapper is assignable to exactly one parent field. + var foundOneof bool + for i := 0; i < t.NumField() && !foundOneof; i++ { + if p.Type.AssignableTo(t.Field(i).Type) { + p.Field = i + foundOneof = true + } + } + if !foundOneof { + panic(fmt.Sprintf("%v is not a generated message in the open-struct API", t)) + } + prop.OneofTypes[p.Prop.OrigName] = p + } + } + + return prop +} + +func (sp *StructProperties) Len() int { return len(sp.Prop) } +func (sp *StructProperties) Less(i, j int) bool { return false } +func (sp *StructProperties) Swap(i, j int) { return } diff --git a/vendor/github.com/golang/protobuf/proto/proto.go b/vendor/github.com/golang/protobuf/proto/proto.go new file mode 100644 index 00000000..5aee89c3 --- /dev/null +++ b/vendor/github.com/golang/protobuf/proto/proto.go @@ -0,0 +1,167 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Package proto provides functionality for handling protocol buffer messages. +// In particular, it provides marshaling and unmarshaling between a protobuf +// message and the binary wire format. +// +// See https://developers.google.com/protocol-buffers/docs/gotutorial for +// more information. +// +// Deprecated: Use the "google.golang.org/protobuf/proto" package instead. +package proto + +import ( + protoV2 "google.golang.org/protobuf/proto" + "google.golang.org/protobuf/reflect/protoreflect" + "google.golang.org/protobuf/runtime/protoiface" + "google.golang.org/protobuf/runtime/protoimpl" +) + +const ( + ProtoPackageIsVersion1 = true + ProtoPackageIsVersion2 = true + ProtoPackageIsVersion3 = true + ProtoPackageIsVersion4 = true +) + +// GeneratedEnum is any enum type generated by protoc-gen-go +// which is a named int32 kind. +// This type exists for documentation purposes. +type GeneratedEnum interface{} + +// GeneratedMessage is any message type generated by protoc-gen-go +// which is a pointer to a named struct kind. +// This type exists for documentation purposes. +type GeneratedMessage interface{} + +// Message is a protocol buffer message. +// +// This is the v1 version of the message interface and is marginally better +// than an empty interface as it lacks any method to programatically interact +// with the contents of the message. +// +// A v2 message is declared in "google.golang.org/protobuf/proto".Message and +// exposes protobuf reflection as a first-class feature of the interface. +// +// To convert a v1 message to a v2 message, use the MessageV2 function. +// To convert a v2 message to a v1 message, use the MessageV1 function. +type Message = protoiface.MessageV1 + +// MessageV1 converts either a v1 or v2 message to a v1 message. +// It returns nil if m is nil. +func MessageV1(m GeneratedMessage) protoiface.MessageV1 { + return protoimpl.X.ProtoMessageV1Of(m) +} + +// MessageV2 converts either a v1 or v2 message to a v2 message. +// It returns nil if m is nil. +func MessageV2(m GeneratedMessage) protoV2.Message { + return protoimpl.X.ProtoMessageV2Of(m) +} + +// MessageReflect returns a reflective view for a message. +// It returns nil if m is nil. +func MessageReflect(m Message) protoreflect.Message { + return protoimpl.X.MessageOf(m) +} + +// Marshaler is implemented by messages that can marshal themselves. +// This interface is used by the following functions: Size, Marshal, +// Buffer.Marshal, and Buffer.EncodeMessage. +// +// Deprecated: Do not implement. +type Marshaler interface { + // Marshal formats the encoded bytes of the message. + // It should be deterministic and emit valid protobuf wire data. + // The caller takes ownership of the returned buffer. + Marshal() ([]byte, error) +} + +// Unmarshaler is implemented by messages that can unmarshal themselves. +// This interface is used by the following functions: Unmarshal, UnmarshalMerge, +// Buffer.Unmarshal, Buffer.DecodeMessage, and Buffer.DecodeGroup. +// +// Deprecated: Do not implement. +type Unmarshaler interface { + // Unmarshal parses the encoded bytes of the protobuf wire input. + // The provided buffer is only valid for during method call. + // It should not reset the receiver message. + Unmarshal([]byte) error +} + +// Merger is implemented by messages that can merge themselves. +// This interface is used by the following functions: Clone and Merge. +// +// Deprecated: Do not implement. +type Merger interface { + // Merge merges the contents of src into the receiver message. + // It clones all data structures in src such that it aliases no mutable + // memory referenced by src. + Merge(src Message) +} + +// RequiredNotSetError is an error type returned when +// marshaling or unmarshaling a message with missing required fields. +type RequiredNotSetError struct { + err error +} + +func (e *RequiredNotSetError) Error() string { + if e.err != nil { + return e.err.Error() + } + return "proto: required field not set" +} +func (e *RequiredNotSetError) RequiredNotSet() bool { + return true +} + +func checkRequiredNotSet(m protoV2.Message) error { + if err := protoV2.CheckInitialized(m); err != nil { + return &RequiredNotSetError{err: err} + } + return nil +} + +// Clone returns a deep copy of src. +func Clone(src Message) Message { + return MessageV1(protoV2.Clone(MessageV2(src))) +} + +// Merge merges src into dst, which must be messages of the same type. +// +// Populated scalar fields in src are copied to dst, while populated +// singular messages in src are merged into dst by recursively calling Merge. +// The elements of every list field in src is appended to the corresponded +// list fields in dst. The entries of every map field in src is copied into +// the corresponding map field in dst, possibly replacing existing entries. +// The unknown fields of src are appended to the unknown fields of dst. +func Merge(dst, src Message) { + protoV2.Merge(MessageV2(dst), MessageV2(src)) +} + +// Equal reports whether two messages are equal. +// If two messages marshal to the same bytes under deterministic serialization, +// then Equal is guaranteed to report true. +// +// Two messages are equal if they are the same protobuf message type, +// have the same set of populated known and extension field values, +// and the same set of unknown fields values. +// +// Scalar values are compared with the equivalent of the == operator in Go, +// except bytes values which are compared using bytes.Equal and +// floating point values which specially treat NaNs as equal. +// Message values are compared by recursively calling Equal. +// Lists are equal if each element value is also equal. +// Maps are equal if they have the same set of keys, where the pair of values +// for each key is also equal. +func Equal(x, y Message) bool { + return protoV2.Equal(MessageV2(x), MessageV2(y)) +} + +func isMessageSet(md protoreflect.MessageDescriptor) bool { + ms, ok := md.(interface{ IsMessageSet() bool }) + return ok && ms.IsMessageSet() +} diff --git a/vendor/github.com/golang/protobuf/proto/registry.go b/vendor/github.com/golang/protobuf/proto/registry.go new file mode 100644 index 00000000..abab110a --- /dev/null +++ b/vendor/github.com/golang/protobuf/proto/registry.go @@ -0,0 +1,323 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package proto + +import ( + "bytes" + "compress/gzip" + "fmt" + "io/ioutil" + "reflect" + "strings" + "sync" + + "google.golang.org/protobuf/reflect/protoreflect" + "google.golang.org/protobuf/reflect/protoregistry" + "google.golang.org/protobuf/runtime/protoimpl" +) + +// filePath is the path to the proto source file. +type filePath = string // e.g., "google/protobuf/descriptor.proto" + +// fileDescGZIP is the compressed contents of the encoded FileDescriptorProto. +type fileDescGZIP = []byte + +var fileCache sync.Map // map[filePath]fileDescGZIP + +// RegisterFile is called from generated code to register the compressed +// FileDescriptorProto with the file path for a proto source file. +// +// Deprecated: Use protoregistry.GlobalFiles.Register instead. +func RegisterFile(s filePath, d fileDescGZIP) { + // Decompress the descriptor. + zr, err := gzip.NewReader(bytes.NewReader(d)) + if err != nil { + panic(fmt.Sprintf("proto: invalid compressed file descriptor: %v", err)) + } + b, err := ioutil.ReadAll(zr) + if err != nil { + panic(fmt.Sprintf("proto: invalid compressed file descriptor: %v", err)) + } + + // Construct a protoreflect.FileDescriptor from the raw descriptor. + // Note that DescBuilder.Build automatically registers the constructed + // file descriptor with the v2 registry. + protoimpl.DescBuilder{RawDescriptor: b}.Build() + + // Locally cache the raw descriptor form for the file. + fileCache.Store(s, d) +} + +// FileDescriptor returns the compressed FileDescriptorProto given the file path +// for a proto source file. It returns nil if not found. +// +// Deprecated: Use protoregistry.GlobalFiles.RangeFilesByPath instead. +func FileDescriptor(s filePath) fileDescGZIP { + if v, ok := fileCache.Load(s); ok { + return v.(fileDescGZIP) + } + + // Find the descriptor in the v2 registry. + var b []byte + if fd, _ := protoregistry.GlobalFiles.FindFileByPath(s); fd != nil { + if fd, ok := fd.(interface{ ProtoLegacyRawDesc() []byte }); ok { + b = fd.ProtoLegacyRawDesc() + } else { + // TODO: Use protodesc.ToFileDescriptorProto to construct + // a descriptorpb.FileDescriptorProto and marshal it. + // However, doing so causes the proto package to have a dependency + // on descriptorpb, leading to cyclic dependency issues. + } + } + + // Locally cache the raw descriptor form for the file. + if len(b) > 0 { + v, _ := fileCache.LoadOrStore(s, protoimpl.X.CompressGZIP(b)) + return v.(fileDescGZIP) + } + return nil +} + +// enumName is the name of an enum. For historical reasons, the enum name is +// neither the full Go name nor the full protobuf name of the enum. +// The name is the dot-separated combination of just the proto package that the +// enum is declared within followed by the Go type name of the generated enum. +type enumName = string // e.g., "my.proto.package.GoMessage_GoEnum" + +// enumsByName maps enum values by name to their numeric counterpart. +type enumsByName = map[string]int32 + +// enumsByNumber maps enum values by number to their name counterpart. +type enumsByNumber = map[int32]string + +var enumCache sync.Map // map[enumName]enumsByName +var numFilesCache sync.Map // map[protoreflect.FullName]int + +// RegisterEnum is called from the generated code to register the mapping of +// enum value names to enum numbers for the enum identified by s. +// +// Deprecated: Use protoregistry.GlobalTypes.Register instead. +func RegisterEnum(s enumName, _ enumsByNumber, m enumsByName) { + if _, ok := enumCache.Load(s); ok { + panic("proto: duplicate enum registered: " + s) + } + enumCache.Store(s, m) + + // This does not forward registration to the v2 registry since this API + // lacks sufficient information to construct a complete v2 enum descriptor. +} + +// EnumValueMap returns the mapping from enum value names to enum numbers for +// the enum of the given name. It returns nil if not found. +// +// Deprecated: Use protoregistry.GlobalTypes.FindEnumByName instead. +func EnumValueMap(s enumName) enumsByName { + if v, ok := enumCache.Load(s); ok { + return v.(enumsByName) + } + + // Check whether the cache is stale. If the number of files in the current + // package differs, then it means that some enums may have been recently + // registered upstream that we do not know about. + var protoPkg protoreflect.FullName + if i := strings.LastIndexByte(s, '.'); i >= 0 { + protoPkg = protoreflect.FullName(s[:i]) + } + v, _ := numFilesCache.Load(protoPkg) + numFiles, _ := v.(int) + if protoregistry.GlobalFiles.NumFilesByPackage(protoPkg) == numFiles { + return nil // cache is up-to-date; was not found earlier + } + + // Update the enum cache for all enums declared in the given proto package. + numFiles = 0 + protoregistry.GlobalFiles.RangeFilesByPackage(protoPkg, func(fd protoreflect.FileDescriptor) bool { + walkEnums(fd, func(ed protoreflect.EnumDescriptor) { + name := protoimpl.X.LegacyEnumName(ed) + if _, ok := enumCache.Load(name); !ok { + m := make(enumsByName) + evs := ed.Values() + for i := evs.Len() - 1; i >= 0; i-- { + ev := evs.Get(i) + m[string(ev.Name())] = int32(ev.Number()) + } + enumCache.LoadOrStore(name, m) + } + }) + numFiles++ + return true + }) + numFilesCache.Store(protoPkg, numFiles) + + // Check cache again for enum map. + if v, ok := enumCache.Load(s); ok { + return v.(enumsByName) + } + return nil +} + +// walkEnums recursively walks all enums declared in d. +func walkEnums(d interface { + Enums() protoreflect.EnumDescriptors + Messages() protoreflect.MessageDescriptors +}, f func(protoreflect.EnumDescriptor)) { + eds := d.Enums() + for i := eds.Len() - 1; i >= 0; i-- { + f(eds.Get(i)) + } + mds := d.Messages() + for i := mds.Len() - 1; i >= 0; i-- { + walkEnums(mds.Get(i), f) + } +} + +// messageName is the full name of protobuf message. +type messageName = string + +var messageTypeCache sync.Map // map[messageName]reflect.Type + +// RegisterType is called from generated code to register the message Go type +// for a message of the given name. +// +// Deprecated: Use protoregistry.GlobalTypes.Register instead. +func RegisterType(m Message, s messageName) { + mt := protoimpl.X.LegacyMessageTypeOf(m, protoreflect.FullName(s)) + if err := protoregistry.GlobalTypes.RegisterMessage(mt); err != nil { + panic(err) + } + messageTypeCache.Store(s, reflect.TypeOf(m)) +} + +// RegisterMapType is called from generated code to register the Go map type +// for a protobuf message representing a map entry. +// +// Deprecated: Do not use. +func RegisterMapType(m interface{}, s messageName) { + t := reflect.TypeOf(m) + if t.Kind() != reflect.Map { + panic(fmt.Sprintf("invalid map kind: %v", t)) + } + if _, ok := messageTypeCache.Load(s); ok { + panic(fmt.Errorf("proto: duplicate proto message registered: %s", s)) + } + messageTypeCache.Store(s, t) +} + +// MessageType returns the message type for a named message. +// It returns nil if not found. +// +// Deprecated: Use protoregistry.GlobalTypes.FindMessageByName instead. +func MessageType(s messageName) reflect.Type { + if v, ok := messageTypeCache.Load(s); ok { + return v.(reflect.Type) + } + + // Derive the message type from the v2 registry. + var t reflect.Type + if mt, _ := protoregistry.GlobalTypes.FindMessageByName(protoreflect.FullName(s)); mt != nil { + t = messageGoType(mt) + } + + // If we could not get a concrete type, it is possible that it is a + // pseudo-message for a map entry. + if t == nil { + d, _ := protoregistry.GlobalFiles.FindDescriptorByName(protoreflect.FullName(s)) + if md, _ := d.(protoreflect.MessageDescriptor); md != nil && md.IsMapEntry() { + kt := goTypeForField(md.Fields().ByNumber(1)) + vt := goTypeForField(md.Fields().ByNumber(2)) + t = reflect.MapOf(kt, vt) + } + } + + // Locally cache the message type for the given name. + if t != nil { + v, _ := messageTypeCache.LoadOrStore(s, t) + return v.(reflect.Type) + } + return nil +} + +func goTypeForField(fd protoreflect.FieldDescriptor) reflect.Type { + switch k := fd.Kind(); k { + case protoreflect.EnumKind: + if et, _ := protoregistry.GlobalTypes.FindEnumByName(fd.Enum().FullName()); et != nil { + return enumGoType(et) + } + return reflect.TypeOf(protoreflect.EnumNumber(0)) + case protoreflect.MessageKind, protoreflect.GroupKind: + if mt, _ := protoregistry.GlobalTypes.FindMessageByName(fd.Message().FullName()); mt != nil { + return messageGoType(mt) + } + return reflect.TypeOf((*protoreflect.Message)(nil)).Elem() + default: + return reflect.TypeOf(fd.Default().Interface()) + } +} + +func enumGoType(et protoreflect.EnumType) reflect.Type { + return reflect.TypeOf(et.New(0)) +} + +func messageGoType(mt protoreflect.MessageType) reflect.Type { + return reflect.TypeOf(MessageV1(mt.Zero().Interface())) +} + +// MessageName returns the full protobuf name for the given message type. +// +// Deprecated: Use protoreflect.MessageDescriptor.FullName instead. +func MessageName(m Message) messageName { + if m == nil { + return "" + } + if m, ok := m.(interface{ XXX_MessageName() messageName }); ok { + return m.XXX_MessageName() + } + return messageName(protoimpl.X.MessageDescriptorOf(m).FullName()) +} + +// RegisterExtension is called from the generated code to register +// the extension descriptor. +// +// Deprecated: Use protoregistry.GlobalTypes.Register instead. +func RegisterExtension(d *ExtensionDesc) { + if err := protoregistry.GlobalTypes.RegisterExtension(d); err != nil { + panic(err) + } +} + +type extensionsByNumber = map[int32]*ExtensionDesc + +var extensionCache sync.Map // map[messageName]extensionsByNumber + +// RegisteredExtensions returns a map of the registered extensions for the +// provided protobuf message, indexed by the extension field number. +// +// Deprecated: Use protoregistry.GlobalTypes.RangeExtensionsByMessage instead. +func RegisteredExtensions(m Message) extensionsByNumber { + // Check whether the cache is stale. If the number of extensions for + // the given message differs, then it means that some extensions were + // recently registered upstream that we do not know about. + s := MessageName(m) + v, _ := extensionCache.Load(s) + xs, _ := v.(extensionsByNumber) + if protoregistry.GlobalTypes.NumExtensionsByMessage(protoreflect.FullName(s)) == len(xs) { + return xs // cache is up-to-date + } + + // Cache is stale, re-compute the extensions map. + xs = make(extensionsByNumber) + protoregistry.GlobalTypes.RangeExtensionsByMessage(protoreflect.FullName(s), func(xt protoreflect.ExtensionType) bool { + if xd, ok := xt.(*ExtensionDesc); ok { + xs[int32(xt.TypeDescriptor().Number())] = xd + } else { + // TODO: This implies that the protoreflect.ExtensionType is a + // custom type not generated by protoc-gen-go. We could try and + // convert the type to an ExtensionDesc. + } + return true + }) + extensionCache.Store(s, xs) + return xs +} diff --git a/vendor/github.com/golang/protobuf/proto/text_decode.go b/vendor/github.com/golang/protobuf/proto/text_decode.go new file mode 100644 index 00000000..4a593100 --- /dev/null +++ b/vendor/github.com/golang/protobuf/proto/text_decode.go @@ -0,0 +1,801 @@ +// Copyright 2010 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package proto + +import ( + "encoding" + "errors" + "fmt" + "reflect" + "strconv" + "strings" + "unicode/utf8" + + "google.golang.org/protobuf/encoding/prototext" + protoV2 "google.golang.org/protobuf/proto" + "google.golang.org/protobuf/reflect/protoreflect" + "google.golang.org/protobuf/reflect/protoregistry" +) + +const wrapTextUnmarshalV2 = false + +// ParseError is returned by UnmarshalText. +type ParseError struct { + Message string + + // Deprecated: Do not use. + Line, Offset int +} + +func (e *ParseError) Error() string { + if wrapTextUnmarshalV2 { + return e.Message + } + if e.Line == 1 { + return fmt.Sprintf("line 1.%d: %v", e.Offset, e.Message) + } + return fmt.Sprintf("line %d: %v", e.Line, e.Message) +} + +// UnmarshalText parses a proto text formatted string into m. +func UnmarshalText(s string, m Message) error { + if u, ok := m.(encoding.TextUnmarshaler); ok { + return u.UnmarshalText([]byte(s)) + } + + m.Reset() + mi := MessageV2(m) + + if wrapTextUnmarshalV2 { + err := prototext.UnmarshalOptions{ + AllowPartial: true, + }.Unmarshal([]byte(s), mi) + if err != nil { + return &ParseError{Message: err.Error()} + } + return checkRequiredNotSet(mi) + } else { + if err := newTextParser(s).unmarshalMessage(mi.ProtoReflect(), ""); err != nil { + return err + } + return checkRequiredNotSet(mi) + } +} + +type textParser struct { + s string // remaining input + done bool // whether the parsing is finished (success or error) + backed bool // whether back() was called + offset, line int + cur token +} + +type token struct { + value string + err *ParseError + line int // line number + offset int // byte number from start of input, not start of line + unquoted string // the unquoted version of value, if it was a quoted string +} + +func newTextParser(s string) *textParser { + p := new(textParser) + p.s = s + p.line = 1 + p.cur.line = 1 + return p +} + +func (p *textParser) unmarshalMessage(m protoreflect.Message, terminator string) (err error) { + md := m.Descriptor() + fds := md.Fields() + + // A struct is a sequence of "name: value", terminated by one of + // '>' or '}', or the end of the input. A name may also be + // "[extension]" or "[type/url]". + // + // The whole struct can also be an expanded Any message, like: + // [type/url] < ... struct contents ... > + seen := make(map[protoreflect.FieldNumber]bool) + for { + tok := p.next() + if tok.err != nil { + return tok.err + } + if tok.value == terminator { + break + } + if tok.value == "[" { + if err := p.unmarshalExtensionOrAny(m, seen); err != nil { + return err + } + continue + } + + // This is a normal, non-extension field. + name := protoreflect.Name(tok.value) + fd := fds.ByName(name) + switch { + case fd == nil: + gd := fds.ByName(protoreflect.Name(strings.ToLower(string(name)))) + if gd != nil && gd.Kind() == protoreflect.GroupKind && gd.Message().Name() == name { + fd = gd + } + case fd.Kind() == protoreflect.GroupKind && fd.Message().Name() != name: + fd = nil + case fd.IsWeak() && fd.Message().IsPlaceholder(): + fd = nil + } + if fd == nil { + typeName := string(md.FullName()) + if m, ok := m.Interface().(Message); ok { + t := reflect.TypeOf(m) + if t.Kind() == reflect.Ptr { + typeName = t.Elem().String() + } + } + return p.errorf("unknown field name %q in %v", name, typeName) + } + if od := fd.ContainingOneof(); od != nil && m.WhichOneof(od) != nil { + return p.errorf("field '%s' would overwrite already parsed oneof '%s'", name, od.Name()) + } + if fd.Cardinality() != protoreflect.Repeated && seen[fd.Number()] { + return p.errorf("non-repeated field %q was repeated", fd.Name()) + } + seen[fd.Number()] = true + + // Consume any colon. + if err := p.checkForColon(fd); err != nil { + return err + } + + // Parse into the field. + v := m.Get(fd) + if !m.Has(fd) && (fd.IsList() || fd.IsMap() || fd.Message() != nil) { + v = m.Mutable(fd) + } + if v, err = p.unmarshalValue(v, fd); err != nil { + return err + } + m.Set(fd, v) + + if err := p.consumeOptionalSeparator(); err != nil { + return err + } + } + return nil +} + +func (p *textParser) unmarshalExtensionOrAny(m protoreflect.Message, seen map[protoreflect.FieldNumber]bool) error { + name, err := p.consumeExtensionOrAnyName() + if err != nil { + return err + } + + // If it contains a slash, it's an Any type URL. + if slashIdx := strings.LastIndex(name, "/"); slashIdx >= 0 { + tok := p.next() + if tok.err != nil { + return tok.err + } + // consume an optional colon + if tok.value == ":" { + tok = p.next() + if tok.err != nil { + return tok.err + } + } + + var terminator string + switch tok.value { + case "<": + terminator = ">" + case "{": + terminator = "}" + default: + return p.errorf("expected '{' or '<', found %q", tok.value) + } + + mt, err := protoregistry.GlobalTypes.FindMessageByURL(name) + if err != nil { + return p.errorf("unrecognized message %q in google.protobuf.Any", name[slashIdx+len("/"):]) + } + m2 := mt.New() + if err := p.unmarshalMessage(m2, terminator); err != nil { + return err + } + b, err := protoV2.Marshal(m2.Interface()) + if err != nil { + return p.errorf("failed to marshal message of type %q: %v", name[slashIdx+len("/"):], err) + } + + urlFD := m.Descriptor().Fields().ByName("type_url") + valFD := m.Descriptor().Fields().ByName("value") + if seen[urlFD.Number()] { + return p.errorf("Any message unpacked multiple times, or %q already set", urlFD.Name()) + } + if seen[valFD.Number()] { + return p.errorf("Any message unpacked multiple times, or %q already set", valFD.Name()) + } + m.Set(urlFD, protoreflect.ValueOfString(name)) + m.Set(valFD, protoreflect.ValueOfBytes(b)) + seen[urlFD.Number()] = true + seen[valFD.Number()] = true + return nil + } + + xname := protoreflect.FullName(name) + xt, _ := protoregistry.GlobalTypes.FindExtensionByName(xname) + if xt == nil && isMessageSet(m.Descriptor()) { + xt, _ = protoregistry.GlobalTypes.FindExtensionByName(xname.Append("message_set_extension")) + } + if xt == nil { + return p.errorf("unrecognized extension %q", name) + } + fd := xt.TypeDescriptor() + if fd.ContainingMessage().FullName() != m.Descriptor().FullName() { + return p.errorf("extension field %q does not extend message %q", name, m.Descriptor().FullName()) + } + + if err := p.checkForColon(fd); err != nil { + return err + } + + v := m.Get(fd) + if !m.Has(fd) && (fd.IsList() || fd.IsMap() || fd.Message() != nil) { + v = m.Mutable(fd) + } + v, err = p.unmarshalValue(v, fd) + if err != nil { + return err + } + m.Set(fd, v) + return p.consumeOptionalSeparator() +} + +func (p *textParser) unmarshalValue(v protoreflect.Value, fd protoreflect.FieldDescriptor) (protoreflect.Value, error) { + tok := p.next() + if tok.err != nil { + return v, tok.err + } + if tok.value == "" { + return v, p.errorf("unexpected EOF") + } + + switch { + case fd.IsList(): + lv := v.List() + var err error + if tok.value == "[" { + // Repeated field with list notation, like [1,2,3]. + for { + vv := lv.NewElement() + vv, err = p.unmarshalSingularValue(vv, fd) + if err != nil { + return v, err + } + lv.Append(vv) + + tok := p.next() + if tok.err != nil { + return v, tok.err + } + if tok.value == "]" { + break + } + if tok.value != "," { + return v, p.errorf("Expected ']' or ',' found %q", tok.value) + } + } + return v, nil + } + + // One value of the repeated field. + p.back() + vv := lv.NewElement() + vv, err = p.unmarshalSingularValue(vv, fd) + if err != nil { + return v, err + } + lv.Append(vv) + return v, nil + case fd.IsMap(): + // The map entry should be this sequence of tokens: + // < key : KEY value : VALUE > + // However, implementations may omit key or value, and technically + // we should support them in any order. + var terminator string + switch tok.value { + case "<": + terminator = ">" + case "{": + terminator = "}" + default: + return v, p.errorf("expected '{' or '<', found %q", tok.value) + } + + keyFD := fd.MapKey() + valFD := fd.MapValue() + + mv := v.Map() + kv := keyFD.Default() + vv := mv.NewValue() + for { + tok := p.next() + if tok.err != nil { + return v, tok.err + } + if tok.value == terminator { + break + } + var err error + switch tok.value { + case "key": + if err := p.consumeToken(":"); err != nil { + return v, err + } + if kv, err = p.unmarshalSingularValue(kv, keyFD); err != nil { + return v, err + } + if err := p.consumeOptionalSeparator(); err != nil { + return v, err + } + case "value": + if err := p.checkForColon(valFD); err != nil { + return v, err + } + if vv, err = p.unmarshalSingularValue(vv, valFD); err != nil { + return v, err + } + if err := p.consumeOptionalSeparator(); err != nil { + return v, err + } + default: + p.back() + return v, p.errorf(`expected "key", "value", or %q, found %q`, terminator, tok.value) + } + } + mv.Set(kv.MapKey(), vv) + return v, nil + default: + p.back() + return p.unmarshalSingularValue(v, fd) + } +} + +func (p *textParser) unmarshalSingularValue(v protoreflect.Value, fd protoreflect.FieldDescriptor) (protoreflect.Value, error) { + tok := p.next() + if tok.err != nil { + return v, tok.err + } + if tok.value == "" { + return v, p.errorf("unexpected EOF") + } + + switch fd.Kind() { + case protoreflect.BoolKind: + switch tok.value { + case "true", "1", "t", "True": + return protoreflect.ValueOfBool(true), nil + case "false", "0", "f", "False": + return protoreflect.ValueOfBool(false), nil + } + case protoreflect.Int32Kind, protoreflect.Sint32Kind, protoreflect.Sfixed32Kind: + if x, err := strconv.ParseInt(tok.value, 0, 32); err == nil { + return protoreflect.ValueOfInt32(int32(x)), nil + } + + // The C++ parser accepts large positive hex numbers that uses + // two's complement arithmetic to represent negative numbers. + // This feature is here for backwards compatibility with C++. + if strings.HasPrefix(tok.value, "0x") { + if x, err := strconv.ParseUint(tok.value, 0, 32); err == nil { + return protoreflect.ValueOfInt32(int32(-(int64(^x) + 1))), nil + } + } + case protoreflect.Int64Kind, protoreflect.Sint64Kind, protoreflect.Sfixed64Kind: + if x, err := strconv.ParseInt(tok.value, 0, 64); err == nil { + return protoreflect.ValueOfInt64(int64(x)), nil + } + + // The C++ parser accepts large positive hex numbers that uses + // two's complement arithmetic to represent negative numbers. + // This feature is here for backwards compatibility with C++. + if strings.HasPrefix(tok.value, "0x") { + if x, err := strconv.ParseUint(tok.value, 0, 64); err == nil { + return protoreflect.ValueOfInt64(int64(-(int64(^x) + 1))), nil + } + } + case protoreflect.Uint32Kind, protoreflect.Fixed32Kind: + if x, err := strconv.ParseUint(tok.value, 0, 32); err == nil { + return protoreflect.ValueOfUint32(uint32(x)), nil + } + case protoreflect.Uint64Kind, protoreflect.Fixed64Kind: + if x, err := strconv.ParseUint(tok.value, 0, 64); err == nil { + return protoreflect.ValueOfUint64(uint64(x)), nil + } + case protoreflect.FloatKind: + // Ignore 'f' for compatibility with output generated by C++, + // but don't remove 'f' when the value is "-inf" or "inf". + v := tok.value + if strings.HasSuffix(v, "f") && v != "-inf" && v != "inf" { + v = v[:len(v)-len("f")] + } + if x, err := strconv.ParseFloat(v, 32); err == nil { + return protoreflect.ValueOfFloat32(float32(x)), nil + } + case protoreflect.DoubleKind: + // Ignore 'f' for compatibility with output generated by C++, + // but don't remove 'f' when the value is "-inf" or "inf". + v := tok.value + if strings.HasSuffix(v, "f") && v != "-inf" && v != "inf" { + v = v[:len(v)-len("f")] + } + if x, err := strconv.ParseFloat(v, 64); err == nil { + return protoreflect.ValueOfFloat64(float64(x)), nil + } + case protoreflect.StringKind: + if isQuote(tok.value[0]) { + return protoreflect.ValueOfString(tok.unquoted), nil + } + case protoreflect.BytesKind: + if isQuote(tok.value[0]) { + return protoreflect.ValueOfBytes([]byte(tok.unquoted)), nil + } + case protoreflect.EnumKind: + if x, err := strconv.ParseInt(tok.value, 0, 32); err == nil { + return protoreflect.ValueOfEnum(protoreflect.EnumNumber(x)), nil + } + vd := fd.Enum().Values().ByName(protoreflect.Name(tok.value)) + if vd != nil { + return protoreflect.ValueOfEnum(vd.Number()), nil + } + case protoreflect.MessageKind, protoreflect.GroupKind: + var terminator string + switch tok.value { + case "{": + terminator = "}" + case "<": + terminator = ">" + default: + return v, p.errorf("expected '{' or '<', found %q", tok.value) + } + err := p.unmarshalMessage(v.Message(), terminator) + return v, err + default: + panic(fmt.Sprintf("invalid kind %v", fd.Kind())) + } + return v, p.errorf("invalid %v: %v", fd.Kind(), tok.value) +} + +// Consume a ':' from the input stream (if the next token is a colon), +// returning an error if a colon is needed but not present. +func (p *textParser) checkForColon(fd protoreflect.FieldDescriptor) *ParseError { + tok := p.next() + if tok.err != nil { + return tok.err + } + if tok.value != ":" { + if fd.Message() == nil { + return p.errorf("expected ':', found %q", tok.value) + } + p.back() + } + return nil +} + +// consumeExtensionOrAnyName consumes an extension name or an Any type URL and +// the following ']'. It returns the name or URL consumed. +func (p *textParser) consumeExtensionOrAnyName() (string, error) { + tok := p.next() + if tok.err != nil { + return "", tok.err + } + + // If extension name or type url is quoted, it's a single token. + if len(tok.value) > 2 && isQuote(tok.value[0]) && tok.value[len(tok.value)-1] == tok.value[0] { + name, err := unquoteC(tok.value[1:len(tok.value)-1], rune(tok.value[0])) + if err != nil { + return "", err + } + return name, p.consumeToken("]") + } + + // Consume everything up to "]" + var parts []string + for tok.value != "]" { + parts = append(parts, tok.value) + tok = p.next() + if tok.err != nil { + return "", p.errorf("unrecognized type_url or extension name: %s", tok.err) + } + if p.done && tok.value != "]" { + return "", p.errorf("unclosed type_url or extension name") + } + } + return strings.Join(parts, ""), nil +} + +// consumeOptionalSeparator consumes an optional semicolon or comma. +// It is used in unmarshalMessage to provide backward compatibility. +func (p *textParser) consumeOptionalSeparator() error { + tok := p.next() + if tok.err != nil { + return tok.err + } + if tok.value != ";" && tok.value != "," { + p.back() + } + return nil +} + +func (p *textParser) errorf(format string, a ...interface{}) *ParseError { + pe := &ParseError{fmt.Sprintf(format, a...), p.cur.line, p.cur.offset} + p.cur.err = pe + p.done = true + return pe +} + +func (p *textParser) skipWhitespace() { + i := 0 + for i < len(p.s) && (isWhitespace(p.s[i]) || p.s[i] == '#') { + if p.s[i] == '#' { + // comment; skip to end of line or input + for i < len(p.s) && p.s[i] != '\n' { + i++ + } + if i == len(p.s) { + break + } + } + if p.s[i] == '\n' { + p.line++ + } + i++ + } + p.offset += i + p.s = p.s[i:len(p.s)] + if len(p.s) == 0 { + p.done = true + } +} + +func (p *textParser) advance() { + // Skip whitespace + p.skipWhitespace() + if p.done { + return + } + + // Start of non-whitespace + p.cur.err = nil + p.cur.offset, p.cur.line = p.offset, p.line + p.cur.unquoted = "" + switch p.s[0] { + case '<', '>', '{', '}', ':', '[', ']', ';', ',', '/': + // Single symbol + p.cur.value, p.s = p.s[0:1], p.s[1:len(p.s)] + case '"', '\'': + // Quoted string + i := 1 + for i < len(p.s) && p.s[i] != p.s[0] && p.s[i] != '\n' { + if p.s[i] == '\\' && i+1 < len(p.s) { + // skip escaped char + i++ + } + i++ + } + if i >= len(p.s) || p.s[i] != p.s[0] { + p.errorf("unmatched quote") + return + } + unq, err := unquoteC(p.s[1:i], rune(p.s[0])) + if err != nil { + p.errorf("invalid quoted string %s: %v", p.s[0:i+1], err) + return + } + p.cur.value, p.s = p.s[0:i+1], p.s[i+1:len(p.s)] + p.cur.unquoted = unq + default: + i := 0 + for i < len(p.s) && isIdentOrNumberChar(p.s[i]) { + i++ + } + if i == 0 { + p.errorf("unexpected byte %#x", p.s[0]) + return + } + p.cur.value, p.s = p.s[0:i], p.s[i:len(p.s)] + } + p.offset += len(p.cur.value) +} + +// Back off the parser by one token. Can only be done between calls to next(). +// It makes the next advance() a no-op. +func (p *textParser) back() { p.backed = true } + +// Advances the parser and returns the new current token. +func (p *textParser) next() *token { + if p.backed || p.done { + p.backed = false + return &p.cur + } + p.advance() + if p.done { + p.cur.value = "" + } else if len(p.cur.value) > 0 && isQuote(p.cur.value[0]) { + // Look for multiple quoted strings separated by whitespace, + // and concatenate them. + cat := p.cur + for { + p.skipWhitespace() + if p.done || !isQuote(p.s[0]) { + break + } + p.advance() + if p.cur.err != nil { + return &p.cur + } + cat.value += " " + p.cur.value + cat.unquoted += p.cur.unquoted + } + p.done = false // parser may have seen EOF, but we want to return cat + p.cur = cat + } + return &p.cur +} + +func (p *textParser) consumeToken(s string) error { + tok := p.next() + if tok.err != nil { + return tok.err + } + if tok.value != s { + p.back() + return p.errorf("expected %q, found %q", s, tok.value) + } + return nil +} + +var errBadUTF8 = errors.New("proto: bad UTF-8") + +func unquoteC(s string, quote rune) (string, error) { + // This is based on C++'s tokenizer.cc. + // Despite its name, this is *not* parsing C syntax. + // For instance, "\0" is an invalid quoted string. + + // Avoid allocation in trivial cases. + simple := true + for _, r := range s { + if r == '\\' || r == quote { + simple = false + break + } + } + if simple { + return s, nil + } + + buf := make([]byte, 0, 3*len(s)/2) + for len(s) > 0 { + r, n := utf8.DecodeRuneInString(s) + if r == utf8.RuneError && n == 1 { + return "", errBadUTF8 + } + s = s[n:] + if r != '\\' { + if r < utf8.RuneSelf { + buf = append(buf, byte(r)) + } else { + buf = append(buf, string(r)...) + } + continue + } + + ch, tail, err := unescape(s) + if err != nil { + return "", err + } + buf = append(buf, ch...) + s = tail + } + return string(buf), nil +} + +func unescape(s string) (ch string, tail string, err error) { + r, n := utf8.DecodeRuneInString(s) + if r == utf8.RuneError && n == 1 { + return "", "", errBadUTF8 + } + s = s[n:] + switch r { + case 'a': + return "\a", s, nil + case 'b': + return "\b", s, nil + case 'f': + return "\f", s, nil + case 'n': + return "\n", s, nil + case 'r': + return "\r", s, nil + case 't': + return "\t", s, nil + case 'v': + return "\v", s, nil + case '?': + return "?", s, nil // trigraph workaround + case '\'', '"', '\\': + return string(r), s, nil + case '0', '1', '2', '3', '4', '5', '6', '7': + if len(s) < 2 { + return "", "", fmt.Errorf(`\%c requires 2 following digits`, r) + } + ss := string(r) + s[:2] + s = s[2:] + i, err := strconv.ParseUint(ss, 8, 8) + if err != nil { + return "", "", fmt.Errorf(`\%s contains non-octal digits`, ss) + } + return string([]byte{byte(i)}), s, nil + case 'x', 'X', 'u', 'U': + var n int + switch r { + case 'x', 'X': + n = 2 + case 'u': + n = 4 + case 'U': + n = 8 + } + if len(s) < n { + return "", "", fmt.Errorf(`\%c requires %d following digits`, r, n) + } + ss := s[:n] + s = s[n:] + i, err := strconv.ParseUint(ss, 16, 64) + if err != nil { + return "", "", fmt.Errorf(`\%c%s contains non-hexadecimal digits`, r, ss) + } + if r == 'x' || r == 'X' { + return string([]byte{byte(i)}), s, nil + } + if i > utf8.MaxRune { + return "", "", fmt.Errorf(`\%c%s is not a valid Unicode code point`, r, ss) + } + return string(i), s, nil + } + return "", "", fmt.Errorf(`unknown escape \%c`, r) +} + +func isIdentOrNumberChar(c byte) bool { + switch { + case 'A' <= c && c <= 'Z', 'a' <= c && c <= 'z': + return true + case '0' <= c && c <= '9': + return true + } + switch c { + case '-', '+', '.', '_': + return true + } + return false +} + +func isWhitespace(c byte) bool { + switch c { + case ' ', '\t', '\n', '\r': + return true + } + return false +} + +func isQuote(c byte) bool { + switch c { + case '"', '\'': + return true + } + return false +} diff --git a/vendor/github.com/golang/protobuf/proto/text_encode.go b/vendor/github.com/golang/protobuf/proto/text_encode.go new file mode 100644 index 00000000..e2a0ad30 --- /dev/null +++ b/vendor/github.com/golang/protobuf/proto/text_encode.go @@ -0,0 +1,560 @@ +// Copyright 2010 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package proto + +import ( + "bytes" + "encoding" + "fmt" + "io" + "math" + "sort" + "strings" + + "github.com/golang/protobuf/internal/wire" + "google.golang.org/protobuf/encoding/prototext" + "google.golang.org/protobuf/proto" + "google.golang.org/protobuf/reflect/protoreflect" + "google.golang.org/protobuf/reflect/protoregistry" +) + +const wrapTextMarshalV2 = false + +// TextMarshaler is a configurable text format marshaler. +type TextMarshaler struct { + Compact bool // use compact text format (one line) + ExpandAny bool // expand google.protobuf.Any messages of known types +} + +// Marshal writes the proto text format of m to w. +func (tm *TextMarshaler) Marshal(w io.Writer, m Message) error { + b, err := tm.marshal(m) + if len(b) > 0 { + if _, err := w.Write(b); err != nil { + return err + } + } + return err +} + +// Text returns a proto text formatted string of m. +func (tm *TextMarshaler) Text(m Message) string { + b, _ := tm.marshal(m) + return string(b) +} + +func (tm *TextMarshaler) marshal(m Message) ([]byte, error) { + mr := MessageReflect(m) + if mr == nil || !mr.IsValid() { + return []byte(""), nil + } + + if wrapTextMarshalV2 { + if m, ok := m.(encoding.TextMarshaler); ok { + return m.MarshalText() + } + + opts := prototext.MarshalOptions{ + AllowPartial: true, + EmitUnknown: true, + } + if !tm.Compact { + opts.Indent = " " + } + if !tm.ExpandAny { + opts.Resolver = (*protoregistry.Types)(nil) + } + return opts.Marshal(mr.Interface()) + } else { + w := &textWriter{ + compact: tm.Compact, + expandAny: tm.ExpandAny, + complete: true, + } + + if m, ok := m.(encoding.TextMarshaler); ok { + b, err := m.MarshalText() + if err != nil { + return nil, err + } + w.Write(b) + return w.buf, nil + } + + err := w.writeMessage(mr) + return w.buf, err + } +} + +var ( + defaultTextMarshaler = TextMarshaler{} + compactTextMarshaler = TextMarshaler{Compact: true} +) + +// MarshalText writes the proto text format of m to w. +func MarshalText(w io.Writer, pb Message) error { return defaultTextMarshaler.Marshal(w, pb) } + +// MarshalTextString returns a proto text formatted string of m. +func MarshalTextString(pb Message) string { return defaultTextMarshaler.Text(pb) } + +// CompactText writes the compact proto text format of m to w. +func CompactText(w io.Writer, pb Message) error { return compactTextMarshaler.Marshal(w, pb) } + +// CompactTextString returns a compact proto text formatted string of m. +func CompactTextString(pb Message) string { return compactTextMarshaler.Text(pb) } + +var ( + newline = []byte("\n") + endBraceNewline = []byte("}\n") + posInf = []byte("inf") + negInf = []byte("-inf") + nan = []byte("nan") +) + +// textWriter is an io.Writer that tracks its indentation level. +type textWriter struct { + compact bool // same as TextMarshaler.Compact + expandAny bool // same as TextMarshaler.ExpandAny + complete bool // whether the current position is a complete line + indent int // indentation level; never negative + buf []byte +} + +func (w *textWriter) Write(p []byte) (n int, _ error) { + newlines := bytes.Count(p, newline) + if newlines == 0 { + if !w.compact && w.complete { + w.writeIndent() + } + w.buf = append(w.buf, p...) + w.complete = false + return len(p), nil + } + + frags := bytes.SplitN(p, newline, newlines+1) + if w.compact { + for i, frag := range frags { + if i > 0 { + w.buf = append(w.buf, ' ') + n++ + } + w.buf = append(w.buf, frag...) + n += len(frag) + } + return n, nil + } + + for i, frag := range frags { + if w.complete { + w.writeIndent() + } + w.buf = append(w.buf, frag...) + n += len(frag) + if i+1 < len(frags) { + w.buf = append(w.buf, '\n') + n++ + } + } + w.complete = len(frags[len(frags)-1]) == 0 + return n, nil +} + +func (w *textWriter) WriteByte(c byte) error { + if w.compact && c == '\n' { + c = ' ' + } + if !w.compact && w.complete { + w.writeIndent() + } + w.buf = append(w.buf, c) + w.complete = c == '\n' + return nil +} + +func (w *textWriter) writeName(fd protoreflect.FieldDescriptor) { + if !w.compact && w.complete { + w.writeIndent() + } + w.complete = false + + if fd.Kind() != protoreflect.GroupKind { + w.buf = append(w.buf, fd.Name()...) + w.WriteByte(':') + } else { + // Use message type name for group field name. + w.buf = append(w.buf, fd.Message().Name()...) + } + + if !w.compact { + w.WriteByte(' ') + } +} + +func requiresQuotes(u string) bool { + // When type URL contains any characters except [0-9A-Za-z./\-]*, it must be quoted. + for _, ch := range u { + switch { + case ch == '.' || ch == '/' || ch == '_': + continue + case '0' <= ch && ch <= '9': + continue + case 'A' <= ch && ch <= 'Z': + continue + case 'a' <= ch && ch <= 'z': + continue + default: + return true + } + } + return false +} + +// writeProto3Any writes an expanded google.protobuf.Any message. +// +// It returns (false, nil) if sv value can't be unmarshaled (e.g. because +// required messages are not linked in). +// +// It returns (true, error) when sv was written in expanded format or an error +// was encountered. +func (w *textWriter) writeProto3Any(m protoreflect.Message) (bool, error) { + md := m.Descriptor() + fdURL := md.Fields().ByName("type_url") + fdVal := md.Fields().ByName("value") + + url := m.Get(fdURL).String() + mt, err := protoregistry.GlobalTypes.FindMessageByURL(url) + if err != nil { + return false, nil + } + + b := m.Get(fdVal).Bytes() + m2 := mt.New() + if err := proto.Unmarshal(b, m2.Interface()); err != nil { + return false, nil + } + w.Write([]byte("[")) + if requiresQuotes(url) { + w.writeQuotedString(url) + } else { + w.Write([]byte(url)) + } + if w.compact { + w.Write([]byte("]:<")) + } else { + w.Write([]byte("]: <\n")) + w.indent++ + } + if err := w.writeMessage(m2); err != nil { + return true, err + } + if w.compact { + w.Write([]byte("> ")) + } else { + w.indent-- + w.Write([]byte(">\n")) + } + return true, nil +} + +func (w *textWriter) writeMessage(m protoreflect.Message) error { + md := m.Descriptor() + if w.expandAny && md.FullName() == "google.protobuf.Any" { + if canExpand, err := w.writeProto3Any(m); canExpand { + return err + } + } + + fds := md.Fields() + for i := 0; i < fds.Len(); { + fd := fds.Get(i) + if od := fd.ContainingOneof(); od != nil { + fd = m.WhichOneof(od) + i += od.Fields().Len() + } else { + i++ + } + if fd == nil || !m.Has(fd) { + continue + } + + switch { + case fd.IsList(): + lv := m.Get(fd).List() + for j := 0; j < lv.Len(); j++ { + w.writeName(fd) + v := lv.Get(j) + if err := w.writeSingularValue(v, fd); err != nil { + return err + } + w.WriteByte('\n') + } + case fd.IsMap(): + kfd := fd.MapKey() + vfd := fd.MapValue() + mv := m.Get(fd).Map() + + type entry struct{ key, val protoreflect.Value } + var entries []entry + mv.Range(func(k protoreflect.MapKey, v protoreflect.Value) bool { + entries = append(entries, entry{k.Value(), v}) + return true + }) + sort.Slice(entries, func(i, j int) bool { + switch kfd.Kind() { + case protoreflect.BoolKind: + return !entries[i].key.Bool() && entries[j].key.Bool() + case protoreflect.Int32Kind, protoreflect.Sint32Kind, protoreflect.Sfixed32Kind, protoreflect.Int64Kind, protoreflect.Sint64Kind, protoreflect.Sfixed64Kind: + return entries[i].key.Int() < entries[j].key.Int() + case protoreflect.Uint32Kind, protoreflect.Fixed32Kind, protoreflect.Uint64Kind, protoreflect.Fixed64Kind: + return entries[i].key.Uint() < entries[j].key.Uint() + case protoreflect.StringKind: + return entries[i].key.String() < entries[j].key.String() + default: + panic("invalid kind") + } + }) + for _, entry := range entries { + w.writeName(fd) + w.WriteByte('<') + if !w.compact { + w.WriteByte('\n') + } + w.indent++ + w.writeName(kfd) + if err := w.writeSingularValue(entry.key, kfd); err != nil { + return err + } + w.WriteByte('\n') + w.writeName(vfd) + if err := w.writeSingularValue(entry.val, vfd); err != nil { + return err + } + w.WriteByte('\n') + w.indent-- + w.WriteByte('>') + w.WriteByte('\n') + } + default: + w.writeName(fd) + if err := w.writeSingularValue(m.Get(fd), fd); err != nil { + return err + } + w.WriteByte('\n') + } + } + + if b := m.GetUnknown(); len(b) > 0 { + w.writeUnknownFields(b) + } + return w.writeExtensions(m) +} + +func (w *textWriter) writeSingularValue(v protoreflect.Value, fd protoreflect.FieldDescriptor) error { + switch fd.Kind() { + case protoreflect.FloatKind, protoreflect.DoubleKind: + switch vf := v.Float(); { + case math.IsInf(vf, +1): + w.Write(posInf) + case math.IsInf(vf, -1): + w.Write(negInf) + case math.IsNaN(vf): + w.Write(nan) + default: + fmt.Fprint(w, v.Interface()) + } + case protoreflect.StringKind: + // NOTE: This does not validate UTF-8 for historical reasons. + w.writeQuotedString(string(v.String())) + case protoreflect.BytesKind: + w.writeQuotedString(string(v.Bytes())) + case protoreflect.MessageKind, protoreflect.GroupKind: + var bra, ket byte = '<', '>' + if fd.Kind() == protoreflect.GroupKind { + bra, ket = '{', '}' + } + w.WriteByte(bra) + if !w.compact { + w.WriteByte('\n') + } + w.indent++ + m := v.Message() + if m2, ok := m.Interface().(encoding.TextMarshaler); ok { + b, err := m2.MarshalText() + if err != nil { + return err + } + w.Write(b) + } else { + w.writeMessage(m) + } + w.indent-- + w.WriteByte(ket) + case protoreflect.EnumKind: + if ev := fd.Enum().Values().ByNumber(v.Enum()); ev != nil { + fmt.Fprint(w, ev.Name()) + } else { + fmt.Fprint(w, v.Enum()) + } + default: + fmt.Fprint(w, v.Interface()) + } + return nil +} + +// writeQuotedString writes a quoted string in the protocol buffer text format. +func (w *textWriter) writeQuotedString(s string) { + w.WriteByte('"') + for i := 0; i < len(s); i++ { + switch c := s[i]; c { + case '\n': + w.buf = append(w.buf, `\n`...) + case '\r': + w.buf = append(w.buf, `\r`...) + case '\t': + w.buf = append(w.buf, `\t`...) + case '"': + w.buf = append(w.buf, `\"`...) + case '\\': + w.buf = append(w.buf, `\\`...) + default: + if isPrint := c >= 0x20 && c < 0x7f; isPrint { + w.buf = append(w.buf, c) + } else { + w.buf = append(w.buf, fmt.Sprintf(`\%03o`, c)...) + } + } + } + w.WriteByte('"') +} + +func (w *textWriter) writeUnknownFields(b []byte) { + if !w.compact { + fmt.Fprintf(w, "/* %d unknown bytes */\n", len(b)) + } + + for len(b) > 0 { + num, wtyp, n := wire.ConsumeTag(b) + if n < 0 { + return + } + b = b[n:] + + if wtyp == wire.EndGroupType { + w.indent-- + w.Write(endBraceNewline) + continue + } + fmt.Fprint(w, num) + if wtyp != wire.StartGroupType { + w.WriteByte(':') + } + if !w.compact || wtyp == wire.StartGroupType { + w.WriteByte(' ') + } + switch wtyp { + case wire.VarintType: + v, n := wire.ConsumeVarint(b) + if n < 0 { + return + } + b = b[n:] + fmt.Fprint(w, v) + case wire.Fixed32Type: + v, n := wire.ConsumeFixed32(b) + if n < 0 { + return + } + b = b[n:] + fmt.Fprint(w, v) + case wire.Fixed64Type: + v, n := wire.ConsumeFixed64(b) + if n < 0 { + return + } + b = b[n:] + fmt.Fprint(w, v) + case wire.BytesType: + v, n := wire.ConsumeBytes(b) + if n < 0 { + return + } + b = b[n:] + fmt.Fprintf(w, "%q", v) + case wire.StartGroupType: + w.WriteByte('{') + w.indent++ + default: + fmt.Fprintf(w, "/* unknown wire type %d */", wtyp) + } + w.WriteByte('\n') + } +} + +// writeExtensions writes all the extensions in m. +func (w *textWriter) writeExtensions(m protoreflect.Message) error { + md := m.Descriptor() + if md.ExtensionRanges().Len() == 0 { + return nil + } + + type ext struct { + desc protoreflect.FieldDescriptor + val protoreflect.Value + } + var exts []ext + m.Range(func(fd protoreflect.FieldDescriptor, v protoreflect.Value) bool { + if fd.IsExtension() { + exts = append(exts, ext{fd, v}) + } + return true + }) + sort.Slice(exts, func(i, j int) bool { + return exts[i].desc.Number() < exts[j].desc.Number() + }) + + for _, ext := range exts { + // For message set, use the name of the message as the extension name. + name := string(ext.desc.FullName()) + if isMessageSet(ext.desc.ContainingMessage()) { + name = strings.TrimSuffix(name, ".message_set_extension") + } + + if !ext.desc.IsList() { + if err := w.writeSingularExtension(name, ext.val, ext.desc); err != nil { + return err + } + } else { + lv := ext.val.List() + for i := 0; i < lv.Len(); i++ { + if err := w.writeSingularExtension(name, lv.Get(i), ext.desc); err != nil { + return err + } + } + } + } + return nil +} + +func (w *textWriter) writeSingularExtension(name string, v protoreflect.Value, fd protoreflect.FieldDescriptor) error { + fmt.Fprintf(w, "[%s]:", name) + if !w.compact { + w.WriteByte(' ') + } + if err := w.writeSingularValue(v, fd); err != nil { + return err + } + w.WriteByte('\n') + return nil +} + +func (w *textWriter) writeIndent() { + if !w.complete { + return + } + for i := 0; i < w.indent*2; i++ { + w.buf = append(w.buf, ' ') + } + w.complete = false +} diff --git a/vendor/github.com/golang/protobuf/proto/wire.go b/vendor/github.com/golang/protobuf/proto/wire.go new file mode 100644 index 00000000..d7c28da5 --- /dev/null +++ b/vendor/github.com/golang/protobuf/proto/wire.go @@ -0,0 +1,78 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package proto + +import ( + protoV2 "google.golang.org/protobuf/proto" + "google.golang.org/protobuf/runtime/protoiface" +) + +// Size returns the size in bytes of the wire-format encoding of m. +func Size(m Message) int { + if m == nil { + return 0 + } + mi := MessageV2(m) + return protoV2.Size(mi) +} + +// Marshal returns the wire-format encoding of m. +func Marshal(m Message) ([]byte, error) { + b, err := marshalAppend(nil, m, false) + if b == nil { + b = zeroBytes + } + return b, err +} + +var zeroBytes = make([]byte, 0, 0) + +func marshalAppend(buf []byte, m Message, deterministic bool) ([]byte, error) { + if m == nil { + return nil, ErrNil + } + mi := MessageV2(m) + nbuf, err := protoV2.MarshalOptions{ + Deterministic: deterministic, + AllowPartial: true, + }.MarshalAppend(buf, mi) + if err != nil { + return buf, err + } + if len(buf) == len(nbuf) { + if !mi.ProtoReflect().IsValid() { + return buf, ErrNil + } + } + return nbuf, checkRequiredNotSet(mi) +} + +// Unmarshal parses a wire-format message in b and places the decoded results in m. +// +// Unmarshal resets m before starting to unmarshal, so any existing data in m is always +// removed. Use UnmarshalMerge to preserve and append to existing data. +func Unmarshal(b []byte, m Message) error { + m.Reset() + return UnmarshalMerge(b, m) +} + +// UnmarshalMerge parses a wire-format message in b and places the decoded results in m. +func UnmarshalMerge(b []byte, m Message) error { + mi := MessageV2(m) + out, err := protoV2.UnmarshalOptions{ + AllowPartial: true, + Merge: true, + }.UnmarshalState(protoiface.UnmarshalInput{ + Buf: b, + Message: mi.ProtoReflect(), + }) + if err != nil { + return err + } + if out.Flags&protoiface.UnmarshalInitialized > 0 { + return nil + } + return checkRequiredNotSet(mi) +} diff --git a/vendor/github.com/golang/protobuf/proto/wrappers.go b/vendor/github.com/golang/protobuf/proto/wrappers.go new file mode 100644 index 00000000..398e3485 --- /dev/null +++ b/vendor/github.com/golang/protobuf/proto/wrappers.go @@ -0,0 +1,34 @@ +// Copyright 2019 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package proto + +// Bool stores v in a new bool value and returns a pointer to it. +func Bool(v bool) *bool { return &v } + +// Int stores v in a new int32 value and returns a pointer to it. +// +// Deprecated: Use Int32 instead. +func Int(v int) *int32 { return Int32(int32(v)) } + +// Int32 stores v in a new int32 value and returns a pointer to it. +func Int32(v int32) *int32 { return &v } + +// Int64 stores v in a new int64 value and returns a pointer to it. +func Int64(v int64) *int64 { return &v } + +// Uint32 stores v in a new uint32 value and returns a pointer to it. +func Uint32(v uint32) *uint32 { return &v } + +// Uint64 stores v in a new uint64 value and returns a pointer to it. +func Uint64(v uint64) *uint64 { return &v } + +// Float32 stores v in a new float32 value and returns a pointer to it. +func Float32(v float32) *float32 { return &v } + +// Float64 stores v in a new float64 value and returns a pointer to it. +func Float64(v float64) *float64 { return &v } + +// String stores v in a new string value and returns a pointer to it. +func String(v string) *string { return &v } diff --git a/vendor/github.com/golang/protobuf/ptypes/any.go b/vendor/github.com/golang/protobuf/ptypes/any.go new file mode 100644 index 00000000..e729dcff --- /dev/null +++ b/vendor/github.com/golang/protobuf/ptypes/any.go @@ -0,0 +1,165 @@ +// Copyright 2016 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package ptypes + +import ( + "fmt" + "strings" + + "github.com/golang/protobuf/proto" + "google.golang.org/protobuf/reflect/protoreflect" + "google.golang.org/protobuf/reflect/protoregistry" + + anypb "github.com/golang/protobuf/ptypes/any" +) + +const urlPrefix = "type.googleapis.com/" + +// AnyMessageName returns the message name contained in an anypb.Any message. +// Most type assertions should use the Is function instead. +func AnyMessageName(any *anypb.Any) (string, error) { + name, err := anyMessageName(any) + return string(name), err +} +func anyMessageName(any *anypb.Any) (protoreflect.FullName, error) { + if any == nil { + return "", fmt.Errorf("message is nil") + } + name := protoreflect.FullName(any.TypeUrl) + if i := strings.LastIndex(any.TypeUrl, "/"); i >= 0 { + name = name[i+len("/"):] + } + if !name.IsValid() { + return "", fmt.Errorf("message type url %q is invalid", any.TypeUrl) + } + return name, nil +} + +// MarshalAny marshals the given message m into an anypb.Any message. +func MarshalAny(m proto.Message) (*anypb.Any, error) { + switch dm := m.(type) { + case DynamicAny: + m = dm.Message + case *DynamicAny: + if dm == nil { + return nil, proto.ErrNil + } + m = dm.Message + } + b, err := proto.Marshal(m) + if err != nil { + return nil, err + } + return &anypb.Any{TypeUrl: urlPrefix + proto.MessageName(m), Value: b}, nil +} + +// Empty returns a new message of the type specified in an anypb.Any message. +// It returns protoregistry.NotFound if the corresponding message type could not +// be resolved in the global registry. +func Empty(any *anypb.Any) (proto.Message, error) { + name, err := anyMessageName(any) + if err != nil { + return nil, err + } + mt, err := protoregistry.GlobalTypes.FindMessageByName(name) + if err != nil { + return nil, err + } + return proto.MessageV1(mt.New().Interface()), nil +} + +// UnmarshalAny unmarshals the encoded value contained in the anypb.Any message +// into the provided message m. It returns an error if the target message +// does not match the type in the Any message or if an unmarshal error occurs. +// +// The target message m may be a *DynamicAny message. If the underlying message +// type could not be resolved, then this returns protoregistry.NotFound. +func UnmarshalAny(any *anypb.Any, m proto.Message) error { + if dm, ok := m.(*DynamicAny); ok { + if dm.Message == nil { + var err error + dm.Message, err = Empty(any) + if err != nil { + return err + } + } + m = dm.Message + } + + anyName, err := AnyMessageName(any) + if err != nil { + return err + } + msgName := proto.MessageName(m) + if anyName != msgName { + return fmt.Errorf("mismatched message type: got %q want %q", anyName, msgName) + } + return proto.Unmarshal(any.Value, m) +} + +// Is reports whether the Any message contains a message of the specified type. +func Is(any *anypb.Any, m proto.Message) bool { + if any == nil || m == nil { + return false + } + name := proto.MessageName(m) + if !strings.HasSuffix(any.TypeUrl, name) { + return false + } + return len(any.TypeUrl) == len(name) || any.TypeUrl[len(any.TypeUrl)-len(name)-1] == '/' +} + +// DynamicAny is a value that can be passed to UnmarshalAny to automatically +// allocate a proto.Message for the type specified in an anypb.Any message. +// The allocated message is stored in the embedded proto.Message. +// +// Example: +// var x ptypes.DynamicAny +// if err := ptypes.UnmarshalAny(a, &x); err != nil { ... } +// fmt.Printf("unmarshaled message: %v", x.Message) +type DynamicAny struct{ proto.Message } + +func (m DynamicAny) String() string { + if m.Message == nil { + return "" + } + return m.Message.String() +} +func (m DynamicAny) Reset() { + if m.Message == nil { + return + } + m.Message.Reset() +} +func (m DynamicAny) ProtoMessage() { + return +} +func (m DynamicAny) ProtoReflect() protoreflect.Message { + if m.Message == nil { + return nil + } + return dynamicAny{proto.MessageReflect(m.Message)} +} + +type dynamicAny struct{ protoreflect.Message } + +func (m dynamicAny) Type() protoreflect.MessageType { + return dynamicAnyType{m.Message.Type()} +} +func (m dynamicAny) New() protoreflect.Message { + return dynamicAnyType{m.Message.Type()}.New() +} +func (m dynamicAny) Interface() protoreflect.ProtoMessage { + return DynamicAny{proto.MessageV1(m.Message.Interface())} +} + +type dynamicAnyType struct{ protoreflect.MessageType } + +func (t dynamicAnyType) New() protoreflect.Message { + return dynamicAny{t.MessageType.New()} +} +func (t dynamicAnyType) Zero() protoreflect.Message { + return dynamicAny{t.MessageType.Zero()} +} diff --git a/vendor/github.com/golang/protobuf/ptypes/any/any.pb.go b/vendor/github.com/golang/protobuf/ptypes/any/any.pb.go new file mode 100644 index 00000000..0ef27d33 --- /dev/null +++ b/vendor/github.com/golang/protobuf/ptypes/any/any.pb.go @@ -0,0 +1,62 @@ +// Code generated by protoc-gen-go. DO NOT EDIT. +// source: github.com/golang/protobuf/ptypes/any/any.proto + +package any + +import ( + protoreflect "google.golang.org/protobuf/reflect/protoreflect" + protoimpl "google.golang.org/protobuf/runtime/protoimpl" + anypb "google.golang.org/protobuf/types/known/anypb" + reflect "reflect" +) + +// Symbols defined in public import of google/protobuf/any.proto. + +type Any = anypb.Any + +var File_github_com_golang_protobuf_ptypes_any_any_proto protoreflect.FileDescriptor + +var file_github_com_golang_protobuf_ptypes_any_any_proto_rawDesc = []byte{ + 0x0a, 0x2f, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x67, 0x6f, 0x6c, + 0x61, 0x6e, 0x67, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2f, 0x70, 0x74, 0x79, + 0x70, 0x65, 0x73, 0x2f, 0x61, 0x6e, 0x79, 0x2f, 0x61, 0x6e, 0x79, 0x2e, 0x70, 0x72, 0x6f, 0x74, + 0x6f, 0x1a, 0x19, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, + 0x75, 0x66, 0x2f, 0x61, 0x6e, 0x79, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x42, 0x2b, 0x5a, 0x29, + 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x67, 0x6f, 0x6c, 0x61, 0x6e, + 0x67, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2f, 0x70, 0x74, 0x79, 0x70, 0x65, + 0x73, 0x2f, 0x61, 0x6e, 0x79, 0x3b, 0x61, 0x6e, 0x79, 0x50, 0x00, 0x62, 0x06, 0x70, 0x72, 0x6f, + 0x74, 0x6f, 0x33, +} + +var file_github_com_golang_protobuf_ptypes_any_any_proto_goTypes = []interface{}{} +var file_github_com_golang_protobuf_ptypes_any_any_proto_depIdxs = []int32{ + 0, // [0:0] is the sub-list for method output_type + 0, // [0:0] is the sub-list for method input_type + 0, // [0:0] is the sub-list for extension type_name + 0, // [0:0] is the sub-list for extension extendee + 0, // [0:0] is the sub-list for field type_name +} + +func init() { file_github_com_golang_protobuf_ptypes_any_any_proto_init() } +func file_github_com_golang_protobuf_ptypes_any_any_proto_init() { + if File_github_com_golang_protobuf_ptypes_any_any_proto != nil { + return + } + type x struct{} + out := protoimpl.TypeBuilder{ + File: protoimpl.DescBuilder{ + GoPackagePath: reflect.TypeOf(x{}).PkgPath(), + RawDescriptor: file_github_com_golang_protobuf_ptypes_any_any_proto_rawDesc, + NumEnums: 0, + NumMessages: 0, + NumExtensions: 0, + NumServices: 0, + }, + GoTypes: file_github_com_golang_protobuf_ptypes_any_any_proto_goTypes, + DependencyIndexes: file_github_com_golang_protobuf_ptypes_any_any_proto_depIdxs, + }.Build() + File_github_com_golang_protobuf_ptypes_any_any_proto = out.File + file_github_com_golang_protobuf_ptypes_any_any_proto_rawDesc = nil + file_github_com_golang_protobuf_ptypes_any_any_proto_goTypes = nil + file_github_com_golang_protobuf_ptypes_any_any_proto_depIdxs = nil +} diff --git a/vendor/github.com/golang/protobuf/ptypes/doc.go b/vendor/github.com/golang/protobuf/ptypes/doc.go new file mode 100644 index 00000000..fb9edd5c --- /dev/null +++ b/vendor/github.com/golang/protobuf/ptypes/doc.go @@ -0,0 +1,6 @@ +// Copyright 2016 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Package ptypes provides functionality for interacting with well-known types. +package ptypes diff --git a/vendor/github.com/golang/protobuf/ptypes/duration.go b/vendor/github.com/golang/protobuf/ptypes/duration.go new file mode 100644 index 00000000..6110ae8a --- /dev/null +++ b/vendor/github.com/golang/protobuf/ptypes/duration.go @@ -0,0 +1,72 @@ +// Copyright 2016 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package ptypes + +import ( + "errors" + "fmt" + "time" + + durationpb "github.com/golang/protobuf/ptypes/duration" +) + +// Range of google.protobuf.Duration as specified in duration.proto. +// This is about 10,000 years in seconds. +const ( + maxSeconds = int64(10000 * 365.25 * 24 * 60 * 60) + minSeconds = -maxSeconds +) + +// Duration converts a durationpb.Duration to a time.Duration. +// Duration returns an error if dur is invalid or overflows a time.Duration. +func Duration(dur *durationpb.Duration) (time.Duration, error) { + if err := validateDuration(dur); err != nil { + return 0, err + } + d := time.Duration(dur.Seconds) * time.Second + if int64(d/time.Second) != dur.Seconds { + return 0, fmt.Errorf("duration: %v is out of range for time.Duration", dur) + } + if dur.Nanos != 0 { + d += time.Duration(dur.Nanos) * time.Nanosecond + if (d < 0) != (dur.Nanos < 0) { + return 0, fmt.Errorf("duration: %v is out of range for time.Duration", dur) + } + } + return d, nil +} + +// DurationProto converts a time.Duration to a durationpb.Duration. +func DurationProto(d time.Duration) *durationpb.Duration { + nanos := d.Nanoseconds() + secs := nanos / 1e9 + nanos -= secs * 1e9 + return &durationpb.Duration{ + Seconds: int64(secs), + Nanos: int32(nanos), + } +} + +// validateDuration determines whether the durationpb.Duration is valid +// according to the definition in google/protobuf/duration.proto. +// A valid durpb.Duration may still be too large to fit into a time.Duration +// Note that the range of durationpb.Duration is about 10,000 years, +// while the range of time.Duration is about 290 years. +func validateDuration(dur *durationpb.Duration) error { + if dur == nil { + return errors.New("duration: nil Duration") + } + if dur.Seconds < minSeconds || dur.Seconds > maxSeconds { + return fmt.Errorf("duration: %v: seconds out of range", dur) + } + if dur.Nanos <= -1e9 || dur.Nanos >= 1e9 { + return fmt.Errorf("duration: %v: nanos out of range", dur) + } + // Seconds and Nanos must have the same sign, unless d.Nanos is zero. + if (dur.Seconds < 0 && dur.Nanos > 0) || (dur.Seconds > 0 && dur.Nanos < 0) { + return fmt.Errorf("duration: %v: seconds and nanos have different signs", dur) + } + return nil +} diff --git a/vendor/github.com/golang/protobuf/ptypes/duration/duration.pb.go b/vendor/github.com/golang/protobuf/ptypes/duration/duration.pb.go new file mode 100644 index 00000000..d0079ee3 --- /dev/null +++ b/vendor/github.com/golang/protobuf/ptypes/duration/duration.pb.go @@ -0,0 +1,63 @@ +// Code generated by protoc-gen-go. DO NOT EDIT. +// source: github.com/golang/protobuf/ptypes/duration/duration.proto + +package duration + +import ( + protoreflect "google.golang.org/protobuf/reflect/protoreflect" + protoimpl "google.golang.org/protobuf/runtime/protoimpl" + durationpb "google.golang.org/protobuf/types/known/durationpb" + reflect "reflect" +) + +// Symbols defined in public import of google/protobuf/duration.proto. + +type Duration = durationpb.Duration + +var File_github_com_golang_protobuf_ptypes_duration_duration_proto protoreflect.FileDescriptor + +var file_github_com_golang_protobuf_ptypes_duration_duration_proto_rawDesc = []byte{ + 0x0a, 0x39, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x67, 0x6f, 0x6c, + 0x61, 0x6e, 0x67, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2f, 0x70, 0x74, 0x79, + 0x70, 0x65, 0x73, 0x2f, 0x64, 0x75, 0x72, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x2f, 0x64, 0x75, 0x72, + 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x1a, 0x1e, 0x67, 0x6f, 0x6f, + 0x67, 0x6c, 0x65, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2f, 0x64, 0x75, 0x72, + 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x42, 0x35, 0x5a, 0x33, 0x67, + 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x67, 0x6f, 0x6c, 0x61, 0x6e, 0x67, + 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2f, 0x70, 0x74, 0x79, 0x70, 0x65, 0x73, + 0x2f, 0x64, 0x75, 0x72, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x3b, 0x64, 0x75, 0x72, 0x61, 0x74, 0x69, + 0x6f, 0x6e, 0x50, 0x00, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33, +} + +var file_github_com_golang_protobuf_ptypes_duration_duration_proto_goTypes = []interface{}{} +var file_github_com_golang_protobuf_ptypes_duration_duration_proto_depIdxs = []int32{ + 0, // [0:0] is the sub-list for method output_type + 0, // [0:0] is the sub-list for method input_type + 0, // [0:0] is the sub-list for extension type_name + 0, // [0:0] is the sub-list for extension extendee + 0, // [0:0] is the sub-list for field type_name +} + +func init() { file_github_com_golang_protobuf_ptypes_duration_duration_proto_init() } +func file_github_com_golang_protobuf_ptypes_duration_duration_proto_init() { + if File_github_com_golang_protobuf_ptypes_duration_duration_proto != nil { + return + } + type x struct{} + out := protoimpl.TypeBuilder{ + File: protoimpl.DescBuilder{ + GoPackagePath: reflect.TypeOf(x{}).PkgPath(), + RawDescriptor: file_github_com_golang_protobuf_ptypes_duration_duration_proto_rawDesc, + NumEnums: 0, + NumMessages: 0, + NumExtensions: 0, + NumServices: 0, + }, + GoTypes: file_github_com_golang_protobuf_ptypes_duration_duration_proto_goTypes, + DependencyIndexes: file_github_com_golang_protobuf_ptypes_duration_duration_proto_depIdxs, + }.Build() + File_github_com_golang_protobuf_ptypes_duration_duration_proto = out.File + file_github_com_golang_protobuf_ptypes_duration_duration_proto_rawDesc = nil + file_github_com_golang_protobuf_ptypes_duration_duration_proto_goTypes = nil + file_github_com_golang_protobuf_ptypes_duration_duration_proto_depIdxs = nil +} diff --git a/vendor/github.com/golang/protobuf/ptypes/timestamp.go b/vendor/github.com/golang/protobuf/ptypes/timestamp.go new file mode 100644 index 00000000..026d0d49 --- /dev/null +++ b/vendor/github.com/golang/protobuf/ptypes/timestamp.go @@ -0,0 +1,103 @@ +// Copyright 2016 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package ptypes + +import ( + "errors" + "fmt" + "time" + + timestamppb "github.com/golang/protobuf/ptypes/timestamp" +) + +// Range of google.protobuf.Duration as specified in timestamp.proto. +const ( + // Seconds field of the earliest valid Timestamp. + // This is time.Date(1, 1, 1, 0, 0, 0, 0, time.UTC).Unix(). + minValidSeconds = -62135596800 + // Seconds field just after the latest valid Timestamp. + // This is time.Date(10000, 1, 1, 0, 0, 0, 0, time.UTC).Unix(). + maxValidSeconds = 253402300800 +) + +// Timestamp converts a timestamppb.Timestamp to a time.Time. +// It returns an error if the argument is invalid. +// +// Unlike most Go functions, if Timestamp returns an error, the first return +// value is not the zero time.Time. Instead, it is the value obtained from the +// time.Unix function when passed the contents of the Timestamp, in the UTC +// locale. This may or may not be a meaningful time; many invalid Timestamps +// do map to valid time.Times. +// +// A nil Timestamp returns an error. The first return value in that case is +// undefined. +func Timestamp(ts *timestamppb.Timestamp) (time.Time, error) { + // Don't return the zero value on error, because corresponds to a valid + // timestamp. Instead return whatever time.Unix gives us. + var t time.Time + if ts == nil { + t = time.Unix(0, 0).UTC() // treat nil like the empty Timestamp + } else { + t = time.Unix(ts.Seconds, int64(ts.Nanos)).UTC() + } + return t, validateTimestamp(ts) +} + +// TimestampNow returns a google.protobuf.Timestamp for the current time. +func TimestampNow() *timestamppb.Timestamp { + ts, err := TimestampProto(time.Now()) + if err != nil { + panic("ptypes: time.Now() out of Timestamp range") + } + return ts +} + +// TimestampProto converts the time.Time to a google.protobuf.Timestamp proto. +// It returns an error if the resulting Timestamp is invalid. +func TimestampProto(t time.Time) (*timestamppb.Timestamp, error) { + ts := ×tamppb.Timestamp{ + Seconds: t.Unix(), + Nanos: int32(t.Nanosecond()), + } + if err := validateTimestamp(ts); err != nil { + return nil, err + } + return ts, nil +} + +// TimestampString returns the RFC 3339 string for valid Timestamps. +// For invalid Timestamps, it returns an error message in parentheses. +func TimestampString(ts *timestamppb.Timestamp) string { + t, err := Timestamp(ts) + if err != nil { + return fmt.Sprintf("(%v)", err) + } + return t.Format(time.RFC3339Nano) +} + +// validateTimestamp determines whether a Timestamp is valid. +// A valid timestamp represents a time in the range [0001-01-01, 10000-01-01) +// and has a Nanos field in the range [0, 1e9). +// +// If the Timestamp is valid, validateTimestamp returns nil. +// Otherwise, it returns an error that describes the problem. +// +// Every valid Timestamp can be represented by a time.Time, +// but the converse is not true. +func validateTimestamp(ts *timestamppb.Timestamp) error { + if ts == nil { + return errors.New("timestamp: nil Timestamp") + } + if ts.Seconds < minValidSeconds { + return fmt.Errorf("timestamp: %v before 0001-01-01", ts) + } + if ts.Seconds >= maxValidSeconds { + return fmt.Errorf("timestamp: %v after 10000-01-01", ts) + } + if ts.Nanos < 0 || ts.Nanos >= 1e9 { + return fmt.Errorf("timestamp: %v: nanos not in range [0, 1e9)", ts) + } + return nil +} diff --git a/vendor/github.com/golang/protobuf/ptypes/timestamp/timestamp.pb.go b/vendor/github.com/golang/protobuf/ptypes/timestamp/timestamp.pb.go new file mode 100644 index 00000000..a76f8076 --- /dev/null +++ b/vendor/github.com/golang/protobuf/ptypes/timestamp/timestamp.pb.go @@ -0,0 +1,64 @@ +// Code generated by protoc-gen-go. DO NOT EDIT. +// source: github.com/golang/protobuf/ptypes/timestamp/timestamp.proto + +package timestamp + +import ( + protoreflect "google.golang.org/protobuf/reflect/protoreflect" + protoimpl "google.golang.org/protobuf/runtime/protoimpl" + timestamppb "google.golang.org/protobuf/types/known/timestamppb" + reflect "reflect" +) + +// Symbols defined in public import of google/protobuf/timestamp.proto. + +type Timestamp = timestamppb.Timestamp + +var File_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto protoreflect.FileDescriptor + +var file_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto_rawDesc = []byte{ + 0x0a, 0x3b, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x67, 0x6f, 0x6c, + 0x61, 0x6e, 0x67, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2f, 0x70, 0x74, 0x79, + 0x70, 0x65, 0x73, 0x2f, 0x74, 0x69, 0x6d, 0x65, 0x73, 0x74, 0x61, 0x6d, 0x70, 0x2f, 0x74, 0x69, + 0x6d, 0x65, 0x73, 0x74, 0x61, 0x6d, 0x70, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x1a, 0x1f, 0x67, + 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2f, 0x74, + 0x69, 0x6d, 0x65, 0x73, 0x74, 0x61, 0x6d, 0x70, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x42, 0x37, + 0x5a, 0x35, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x67, 0x6f, 0x6c, + 0x61, 0x6e, 0x67, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2f, 0x70, 0x74, 0x79, + 0x70, 0x65, 0x73, 0x2f, 0x74, 0x69, 0x6d, 0x65, 0x73, 0x74, 0x61, 0x6d, 0x70, 0x3b, 0x74, 0x69, + 0x6d, 0x65, 0x73, 0x74, 0x61, 0x6d, 0x70, 0x50, 0x00, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, + 0x33, +} + +var file_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto_goTypes = []interface{}{} +var file_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto_depIdxs = []int32{ + 0, // [0:0] is the sub-list for method output_type + 0, // [0:0] is the sub-list for method input_type + 0, // [0:0] is the sub-list for extension type_name + 0, // [0:0] is the sub-list for extension extendee + 0, // [0:0] is the sub-list for field type_name +} + +func init() { file_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto_init() } +func file_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto_init() { + if File_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto != nil { + return + } + type x struct{} + out := protoimpl.TypeBuilder{ + File: protoimpl.DescBuilder{ + GoPackagePath: reflect.TypeOf(x{}).PkgPath(), + RawDescriptor: file_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto_rawDesc, + NumEnums: 0, + NumMessages: 0, + NumExtensions: 0, + NumServices: 0, + }, + GoTypes: file_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto_goTypes, + DependencyIndexes: file_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto_depIdxs, + }.Build() + File_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto = out.File + file_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto_rawDesc = nil + file_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto_goTypes = nil + file_github_com_golang_protobuf_ptypes_timestamp_timestamp_proto_depIdxs = nil +} diff --git a/vendor/github.com/labstack/echo/v4/.editorconfig b/vendor/github.com/labstack/echo/v4/.editorconfig new file mode 100644 index 00000000..17ae50dd --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/.editorconfig @@ -0,0 +1,25 @@ +# EditorConfig coding styles definitions. For more information about the +# properties used in this file, please see the EditorConfig documentation: +# http://editorconfig.org/ + +# indicate this is the root of the project +root = true + +[*] +charset = utf-8 + +end_of_line = LF +insert_final_newline = true +trim_trailing_whitespace = true + +indent_style = space +indent_size = 2 + +[Makefile] +indent_style = tab + +[*.md] +trim_trailing_whitespace = false + +[*.go] +indent_style = tab diff --git a/vendor/github.com/labstack/echo/v4/.gitattributes b/vendor/github.com/labstack/echo/v4/.gitattributes new file mode 100644 index 00000000..49b63e52 --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/.gitattributes @@ -0,0 +1,20 @@ +# Automatically normalize line endings for all text-based files +# http://git-scm.com/docs/gitattributes#_end_of_line_conversion +* text=auto + +# For the following file types, normalize line endings to LF on checking and +# prevent conversion to CRLF when they are checked out (this is required in +# order to prevent newline related issues) +.* text eol=lf +*.go text eol=lf +*.yml text eol=lf +*.html text eol=lf +*.css text eol=lf +*.js text eol=lf +*.json text eol=lf +LICENSE text eol=lf + +# Exclude `website` and `cookbook` from GitHub's language statistics +# https://github.com/github/linguist#using-gitattributes +cookbook/* linguist-documentation +website/* linguist-documentation diff --git a/vendor/github.com/labstack/echo/v4/.gitignore b/vendor/github.com/labstack/echo/v4/.gitignore new file mode 100644 index 00000000..dd74acca --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/.gitignore @@ -0,0 +1,7 @@ +.DS_Store +coverage.txt +_test +vendor +.idea +*.iml +*.out diff --git a/vendor/github.com/labstack/echo/v4/.travis.yml b/vendor/github.com/labstack/echo/v4/.travis.yml new file mode 100644 index 00000000..a1fc8768 --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/.travis.yml @@ -0,0 +1,17 @@ +language: go +go: + - 1.12.x + - 1.13.x + - tip +env: + - GO111MODULE=on +install: + - go get -v golang.org/x/lint/golint +script: + - golint -set_exit_status ./... + - go test -race -coverprofile=coverage.txt -covermode=atomic ./... +after_success: + - bash <(curl -s https://codecov.io/bash) +matrix: + allow_failures: + - go: tip diff --git a/vendor/github.com/labstack/echo/v4/LICENSE b/vendor/github.com/labstack/echo/v4/LICENSE new file mode 100644 index 00000000..b5b006b4 --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/LICENSE @@ -0,0 +1,21 @@ +The MIT License (MIT) + +Copyright (c) 2017 LabStack + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. diff --git a/vendor/github.com/labstack/echo/v4/Makefile b/vendor/github.com/labstack/echo/v4/Makefile new file mode 100644 index 00000000..dfcb6c02 --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/Makefile @@ -0,0 +1,3 @@ +tag: + @git tag `grep -P '^\tversion = ' echo.go|cut -f2 -d'"'` + @git tag|grep -v ^v diff --git a/vendor/github.com/labstack/echo/v4/README.md b/vendor/github.com/labstack/echo/v4/README.md new file mode 100644 index 00000000..c57d478f --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/README.md @@ -0,0 +1,120 @@ + + +[![Sourcegraph](https://sourcegraph.com/github.com/labstack/echo/-/badge.svg?style=flat-square)](https://sourcegraph.com/github.com/labstack/echo?badge) +[![GoDoc](http://img.shields.io/badge/go-documentation-blue.svg?style=flat-square)](http://godoc.org/github.com/labstack/echo) +[![Go Report Card](https://goreportcard.com/badge/github.com/labstack/echo?style=flat-square)](https://goreportcard.com/report/github.com/labstack/echo) +[![Build Status](http://img.shields.io/travis/labstack/echo.svg?style=flat-square)](https://travis-ci.org/labstack/echo) +[![Codecov](https://img.shields.io/codecov/c/github/labstack/echo.svg?style=flat-square)](https://codecov.io/gh/labstack/echo) +[![Join the chat at https://gitter.im/labstack/echo](https://img.shields.io/badge/gitter-join%20chat-brightgreen.svg?style=flat-square)](https://gitter.im/labstack/echo) +[![Forum](https://img.shields.io/badge/community-forum-00afd1.svg?style=flat-square)](https://forum.labstack.com) +[![Twitter](https://img.shields.io/badge/twitter-@labstack-55acee.svg?style=flat-square)](https://twitter.com/labstack) +[![License](http://img.shields.io/badge/license-mit-blue.svg?style=flat-square)](https://raw.githubusercontent.com/labstack/echo/master/LICENSE) + +## Supported Go versions + +As of version 4.0.0, Echo is available as a [Go module](https://github.com/golang/go/wiki/Modules). +Therefore a Go version capable of understanding /vN suffixed imports is required: + +- 1.9.7+ +- 1.10.3+ +- 1.11+ + +Any of these versions will allow you to import Echo as `github.com/labstack/echo/v4` which is the recommended +way of using Echo going forward. + +For older versions, please use the latest v3 tag. + +## Feature Overview + +- Optimized HTTP router which smartly prioritize routes +- Build robust and scalable RESTful APIs +- Group APIs +- Extensible middleware framework +- Define middleware at root, group or route level +- Data binding for JSON, XML and form payload +- Handy functions to send variety of HTTP responses +- Centralized HTTP error handling +- Template rendering with any template engine +- Define your format for the logger +- Highly customizable +- Automatic TLS via Let’s Encrypt +- HTTP/2 support + +## Benchmarks + +Date: 2018/03/15
+Source: https://github.com/vishr/web-framework-benchmark
+Lower is better! + + + +## [Guide](https://echo.labstack.com/guide) + +### Installation + +```go +// go get github.com/labstack/echo/{version} +go get github.com/labstack/echo/v4 +``` + +### Example + +```go +package main + +import ( + "net/http" + "github.com/labstack/echo/v4" + "github.com/labstack/echo/v4/middleware" +) + +func main() { + // Echo instance + e := echo.New() + + // Middleware + e.Use(middleware.Logger()) + e.Use(middleware.Recover()) + + // Routes + e.GET("/", hello) + + // Start server + e.Logger.Fatal(e.Start(":1323")) +} + +// Handler +func hello(c echo.Context) error { + return c.String(http.StatusOK, "Hello, World!") +} +``` + +## Help + +- [Forum](https://forum.labstack.com) +- [Chat](https://gitter.im/labstack/echo) + +## Contribute + +**Use issues for everything** + +- For a small change, just send a PR. +- For bigger changes open an issue for discussion before sending a PR. +- PR should have: + - Test case + - Documentation + - Example (If it makes sense) +- You can also contribute by: + - Reporting issues + - Suggesting new features or enhancements + - Improve/fix documentation + +## Credits + +- [Vishal Rana](https://github.com/vishr) - Author +- [Nitin Rana](https://github.com/nr17) - Consultant +- [Contributors](https://github.com/labstack/echo/graphs/contributors) + +## License + +[MIT](https://github.com/labstack/echo/blob/master/LICENSE) diff --git a/vendor/github.com/labstack/echo/v4/bind.go b/vendor/github.com/labstack/echo/v4/bind.go new file mode 100644 index 00000000..f8914743 --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/bind.go @@ -0,0 +1,285 @@ +package echo + +import ( + "encoding" + "encoding/json" + "encoding/xml" + "errors" + "fmt" + "net/http" + "reflect" + "strconv" + "strings" +) + +type ( + // Binder is the interface that wraps the Bind method. + Binder interface { + Bind(i interface{}, c Context) error + } + + // DefaultBinder is the default implementation of the Binder interface. + DefaultBinder struct{} + + // BindUnmarshaler is the interface used to wrap the UnmarshalParam method. + // Types that don't implement this, but do implement encoding.TextUnmarshaler + // will use that interface instead. + BindUnmarshaler interface { + // UnmarshalParam decodes and assigns a value from an form or query param. + UnmarshalParam(param string) error + } +) + +// Bind implements the `Binder#Bind` function. +func (b *DefaultBinder) Bind(i interface{}, c Context) (err error) { + req := c.Request() + + names := c.ParamNames() + values := c.ParamValues() + params := map[string][]string{} + for i, name := range names { + params[name] = []string{values[i]} + } + if err := b.bindData(i, params, "param"); err != nil { + return NewHTTPError(http.StatusBadRequest, err.Error()).SetInternal(err) + } + if err = b.bindData(i, c.QueryParams(), "query"); err != nil { + return NewHTTPError(http.StatusBadRequest, err.Error()).SetInternal(err) + } + if req.ContentLength == 0 { + return + } + ctype := req.Header.Get(HeaderContentType) + switch { + case strings.HasPrefix(ctype, MIMEApplicationJSON): + if err = json.NewDecoder(req.Body).Decode(i); err != nil { + if ute, ok := err.(*json.UnmarshalTypeError); ok { + return NewHTTPError(http.StatusBadRequest, fmt.Sprintf("Unmarshal type error: expected=%v, got=%v, field=%v, offset=%v", ute.Type, ute.Value, ute.Field, ute.Offset)).SetInternal(err) + } else if se, ok := err.(*json.SyntaxError); ok { + return NewHTTPError(http.StatusBadRequest, fmt.Sprintf("Syntax error: offset=%v, error=%v", se.Offset, se.Error())).SetInternal(err) + } + return NewHTTPError(http.StatusBadRequest, err.Error()).SetInternal(err) + } + case strings.HasPrefix(ctype, MIMEApplicationXML), strings.HasPrefix(ctype, MIMETextXML): + if err = xml.NewDecoder(req.Body).Decode(i); err != nil { + if ute, ok := err.(*xml.UnsupportedTypeError); ok { + return NewHTTPError(http.StatusBadRequest, fmt.Sprintf("Unsupported type error: type=%v, error=%v", ute.Type, ute.Error())).SetInternal(err) + } else if se, ok := err.(*xml.SyntaxError); ok { + return NewHTTPError(http.StatusBadRequest, fmt.Sprintf("Syntax error: line=%v, error=%v", se.Line, se.Error())).SetInternal(err) + } + return NewHTTPError(http.StatusBadRequest, err.Error()).SetInternal(err) + } + case strings.HasPrefix(ctype, MIMEApplicationForm), strings.HasPrefix(ctype, MIMEMultipartForm): + params, err := c.FormParams() + if err != nil { + return NewHTTPError(http.StatusBadRequest, err.Error()).SetInternal(err) + } + if err = b.bindData(i, params, "form"); err != nil { + return NewHTTPError(http.StatusBadRequest, err.Error()).SetInternal(err) + } + default: + return ErrUnsupportedMediaType + } + return +} + +func (b *DefaultBinder) bindData(ptr interface{}, data map[string][]string, tag string) error { + if ptr == nil || len(data) == 0 { + return nil + } + typ := reflect.TypeOf(ptr).Elem() + val := reflect.ValueOf(ptr).Elem() + + // Map + if typ.Kind() == reflect.Map { + for k, v := range data { + val.SetMapIndex(reflect.ValueOf(k), reflect.ValueOf(v[0])) + } + return nil + } + + // !struct + if typ.Kind() != reflect.Struct { + return errors.New("binding element must be a struct") + } + + for i := 0; i < typ.NumField(); i++ { + typeField := typ.Field(i) + structField := val.Field(i) + if !structField.CanSet() { + continue + } + structFieldKind := structField.Kind() + inputFieldName := typeField.Tag.Get(tag) + + if inputFieldName == "" { + inputFieldName = typeField.Name + // If tag is nil, we inspect if the field is a struct. + if _, ok := structField.Addr().Interface().(BindUnmarshaler); !ok && structFieldKind == reflect.Struct { + if err := b.bindData(structField.Addr().Interface(), data, tag); err != nil { + return err + } + continue + } + } + + inputValue, exists := data[inputFieldName] + if !exists { + // Go json.Unmarshal supports case insensitive binding. However the + // url params are bound case sensitive which is inconsistent. To + // fix this we must check all of the map values in a + // case-insensitive search. + for k, v := range data { + if strings.EqualFold(k, inputFieldName) { + inputValue = v + exists = true + break + } + } + } + + if !exists { + continue + } + + // Call this first, in case we're dealing with an alias to an array type + if ok, err := unmarshalField(typeField.Type.Kind(), inputValue[0], structField); ok { + if err != nil { + return err + } + continue + } + + numElems := len(inputValue) + if structFieldKind == reflect.Slice && numElems > 0 { + sliceOf := structField.Type().Elem().Kind() + slice := reflect.MakeSlice(structField.Type(), numElems, numElems) + for j := 0; j < numElems; j++ { + if err := setWithProperType(sliceOf, inputValue[j], slice.Index(j)); err != nil { + return err + } + } + val.Field(i).Set(slice) + } else if err := setWithProperType(typeField.Type.Kind(), inputValue[0], structField); err != nil { + return err + + } + } + return nil +} + +func setWithProperType(valueKind reflect.Kind, val string, structField reflect.Value) error { + // But also call it here, in case we're dealing with an array of BindUnmarshalers + if ok, err := unmarshalField(valueKind, val, structField); ok { + return err + } + + switch valueKind { + case reflect.Ptr: + return setWithProperType(structField.Elem().Kind(), val, structField.Elem()) + case reflect.Int: + return setIntField(val, 0, structField) + case reflect.Int8: + return setIntField(val, 8, structField) + case reflect.Int16: + return setIntField(val, 16, structField) + case reflect.Int32: + return setIntField(val, 32, structField) + case reflect.Int64: + return setIntField(val, 64, structField) + case reflect.Uint: + return setUintField(val, 0, structField) + case reflect.Uint8: + return setUintField(val, 8, structField) + case reflect.Uint16: + return setUintField(val, 16, structField) + case reflect.Uint32: + return setUintField(val, 32, structField) + case reflect.Uint64: + return setUintField(val, 64, structField) + case reflect.Bool: + return setBoolField(val, structField) + case reflect.Float32: + return setFloatField(val, 32, structField) + case reflect.Float64: + return setFloatField(val, 64, structField) + case reflect.String: + structField.SetString(val) + default: + return errors.New("unknown type") + } + return nil +} + +func unmarshalField(valueKind reflect.Kind, val string, field reflect.Value) (bool, error) { + switch valueKind { + case reflect.Ptr: + return unmarshalFieldPtr(val, field) + default: + return unmarshalFieldNonPtr(val, field) + } +} + +func unmarshalFieldNonPtr(value string, field reflect.Value) (bool, error) { + fieldIValue := field.Addr().Interface() + if unmarshaler, ok := fieldIValue.(BindUnmarshaler); ok { + return true, unmarshaler.UnmarshalParam(value) + } + if unmarshaler, ok := fieldIValue.(encoding.TextUnmarshaler); ok { + return true, unmarshaler.UnmarshalText([]byte(value)) + } + + return false, nil +} + +func unmarshalFieldPtr(value string, field reflect.Value) (bool, error) { + if field.IsNil() { + // Initialize the pointer to a nil value + field.Set(reflect.New(field.Type().Elem())) + } + return unmarshalFieldNonPtr(value, field.Elem()) +} + +func setIntField(value string, bitSize int, field reflect.Value) error { + if value == "" { + value = "0" + } + intVal, err := strconv.ParseInt(value, 10, bitSize) + if err == nil { + field.SetInt(intVal) + } + return err +} + +func setUintField(value string, bitSize int, field reflect.Value) error { + if value == "" { + value = "0" + } + uintVal, err := strconv.ParseUint(value, 10, bitSize) + if err == nil { + field.SetUint(uintVal) + } + return err +} + +func setBoolField(value string, field reflect.Value) error { + if value == "" { + value = "false" + } + boolVal, err := strconv.ParseBool(value) + if err == nil { + field.SetBool(boolVal) + } + return err +} + +func setFloatField(value string, bitSize int, field reflect.Value) error { + if value == "" { + value = "0.0" + } + floatVal, err := strconv.ParseFloat(value, bitSize) + if err == nil { + field.SetFloat(floatVal) + } + return err +} diff --git a/vendor/github.com/labstack/echo/v4/context.go b/vendor/github.com/labstack/echo/v4/context.go new file mode 100644 index 00000000..99ef03bc --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/context.go @@ -0,0 +1,638 @@ +package echo + +import ( + "bytes" + "encoding/json" + "encoding/xml" + "fmt" + "io" + "mime/multipart" + "net" + "net/http" + "net/url" + "os" + "path/filepath" + "strings" + "sync" +) + +type ( + // Context represents the context of the current HTTP request. It holds request and + // response objects, path, path parameters, data and registered handler. + Context interface { + // Request returns `*http.Request`. + Request() *http.Request + + // SetRequest sets `*http.Request`. + SetRequest(r *http.Request) + + // SetResponse sets `*Response`. + SetResponse(r *Response) + + // Response returns `*Response`. + Response() *Response + + // IsTLS returns true if HTTP connection is TLS otherwise false. + IsTLS() bool + + // IsWebSocket returns true if HTTP connection is WebSocket otherwise false. + IsWebSocket() bool + + // Scheme returns the HTTP protocol scheme, `http` or `https`. + Scheme() string + + // RealIP returns the client's network address based on `X-Forwarded-For` + // or `X-Real-IP` request header. + // The behavior can be configured using `Echo#IPExtractor`. + RealIP() string + + // Path returns the registered path for the handler. + Path() string + + // SetPath sets the registered path for the handler. + SetPath(p string) + + // Param returns path parameter by name. + Param(name string) string + + // ParamNames returns path parameter names. + ParamNames() []string + + // SetParamNames sets path parameter names. + SetParamNames(names ...string) + + // ParamValues returns path parameter values. + ParamValues() []string + + // SetParamValues sets path parameter values. + SetParamValues(values ...string) + + // QueryParam returns the query param for the provided name. + QueryParam(name string) string + + // QueryParams returns the query parameters as `url.Values`. + QueryParams() url.Values + + // QueryString returns the URL query string. + QueryString() string + + // FormValue returns the form field value for the provided name. + FormValue(name string) string + + // FormParams returns the form parameters as `url.Values`. + FormParams() (url.Values, error) + + // FormFile returns the multipart form file for the provided name. + FormFile(name string) (*multipart.FileHeader, error) + + // MultipartForm returns the multipart form. + MultipartForm() (*multipart.Form, error) + + // Cookie returns the named cookie provided in the request. + Cookie(name string) (*http.Cookie, error) + + // SetCookie adds a `Set-Cookie` header in HTTP response. + SetCookie(cookie *http.Cookie) + + // Cookies returns the HTTP cookies sent with the request. + Cookies() []*http.Cookie + + // Get retrieves data from the context. + Get(key string) interface{} + + // Set saves data in the context. + Set(key string, val interface{}) + + // Bind binds the request body into provided type `i`. The default binder + // does it based on Content-Type header. + Bind(i interface{}) error + + // Validate validates provided `i`. It is usually called after `Context#Bind()`. + // Validator must be registered using `Echo#Validator`. + Validate(i interface{}) error + + // Render renders a template with data and sends a text/html response with status + // code. Renderer must be registered using `Echo.Renderer`. + Render(code int, name string, data interface{}) error + + // HTML sends an HTTP response with status code. + HTML(code int, html string) error + + // HTMLBlob sends an HTTP blob response with status code. + HTMLBlob(code int, b []byte) error + + // String sends a string response with status code. + String(code int, s string) error + + // JSON sends a JSON response with status code. + JSON(code int, i interface{}) error + + // JSONPretty sends a pretty-print JSON with status code. + JSONPretty(code int, i interface{}, indent string) error + + // JSONBlob sends a JSON blob response with status code. + JSONBlob(code int, b []byte) error + + // JSONP sends a JSONP response with status code. It uses `callback` to construct + // the JSONP payload. + JSONP(code int, callback string, i interface{}) error + + // JSONPBlob sends a JSONP blob response with status code. It uses `callback` + // to construct the JSONP payload. + JSONPBlob(code int, callback string, b []byte) error + + // XML sends an XML response with status code. + XML(code int, i interface{}) error + + // XMLPretty sends a pretty-print XML with status code. + XMLPretty(code int, i interface{}, indent string) error + + // XMLBlob sends an XML blob response with status code. + XMLBlob(code int, b []byte) error + + // Blob sends a blob response with status code and content type. + Blob(code int, contentType string, b []byte) error + + // Stream sends a streaming response with status code and content type. + Stream(code int, contentType string, r io.Reader) error + + // File sends a response with the content of the file. + File(file string) error + + // Attachment sends a response as attachment, prompting client to save the + // file. + Attachment(file string, name string) error + + // Inline sends a response as inline, opening the file in the browser. + Inline(file string, name string) error + + // NoContent sends a response with no body and a status code. + NoContent(code int) error + + // Redirect redirects the request to a provided URL with status code. + Redirect(code int, url string) error + + // Error invokes the registered HTTP error handler. Generally used by middleware. + Error(err error) + + // Handler returns the matched handler by router. + Handler() HandlerFunc + + // SetHandler sets the matched handler by router. + SetHandler(h HandlerFunc) + + // Logger returns the `Logger` instance. + Logger() Logger + + // Set the logger + SetLogger(l Logger) + + // Echo returns the `Echo` instance. + Echo() *Echo + + // Reset resets the context after request completes. It must be called along + // with `Echo#AcquireContext()` and `Echo#ReleaseContext()`. + // See `Echo#ServeHTTP()` + Reset(r *http.Request, w http.ResponseWriter) + } + + context struct { + request *http.Request + response *Response + path string + pnames []string + pvalues []string + query url.Values + handler HandlerFunc + store Map + echo *Echo + logger Logger + lock sync.RWMutex + } +) + +const ( + defaultMemory = 32 << 20 // 32 MB + indexPage = "index.html" + defaultIndent = " " +) + +func (c *context) writeContentType(value string) { + header := c.Response().Header() + if header.Get(HeaderContentType) == "" { + header.Set(HeaderContentType, value) + } +} + +func (c *context) Request() *http.Request { + return c.request +} + +func (c *context) SetRequest(r *http.Request) { + c.request = r +} + +func (c *context) Response() *Response { + return c.response +} + +func (c *context) SetResponse(r *Response) { + c.response = r +} + +func (c *context) IsTLS() bool { + return c.request.TLS != nil +} + +func (c *context) IsWebSocket() bool { + upgrade := c.request.Header.Get(HeaderUpgrade) + return strings.ToLower(upgrade) == "websocket" +} + +func (c *context) Scheme() string { + // Can't use `r.Request.URL.Scheme` + // See: https://groups.google.com/forum/#!topic/golang-nuts/pMUkBlQBDF0 + if c.IsTLS() { + return "https" + } + if scheme := c.request.Header.Get(HeaderXForwardedProto); scheme != "" { + return scheme + } + if scheme := c.request.Header.Get(HeaderXForwardedProtocol); scheme != "" { + return scheme + } + if ssl := c.request.Header.Get(HeaderXForwardedSsl); ssl == "on" { + return "https" + } + if scheme := c.request.Header.Get(HeaderXUrlScheme); scheme != "" { + return scheme + } + return "http" +} + +func (c *context) RealIP() string { + if c.echo != nil && c.echo.IPExtractor != nil { + return c.echo.IPExtractor(c.request) + } + // Fall back to legacy behavior + if ip := c.request.Header.Get(HeaderXForwardedFor); ip != "" { + return strings.Split(ip, ", ")[0] + } + if ip := c.request.Header.Get(HeaderXRealIP); ip != "" { + return ip + } + ra, _, _ := net.SplitHostPort(c.request.RemoteAddr) + return ra +} + +func (c *context) Path() string { + return c.path +} + +func (c *context) SetPath(p string) { + c.path = p +} + +func (c *context) Param(name string) string { + for i, n := range c.pnames { + if i < len(c.pvalues) { + if n == name { + return c.pvalues[i] + } + } + } + return "" +} + +func (c *context) ParamNames() []string { + return c.pnames +} + +func (c *context) SetParamNames(names ...string) { + c.pnames = names + *c.echo.maxParam = len(names) +} + +func (c *context) ParamValues() []string { + return c.pvalues[:len(c.pnames)] +} + +func (c *context) SetParamValues(values ...string) { + c.pvalues = values +} + +func (c *context) QueryParam(name string) string { + if c.query == nil { + c.query = c.request.URL.Query() + } + return c.query.Get(name) +} + +func (c *context) QueryParams() url.Values { + if c.query == nil { + c.query = c.request.URL.Query() + } + return c.query +} + +func (c *context) QueryString() string { + return c.request.URL.RawQuery +} + +func (c *context) FormValue(name string) string { + return c.request.FormValue(name) +} + +func (c *context) FormParams() (url.Values, error) { + if strings.HasPrefix(c.request.Header.Get(HeaderContentType), MIMEMultipartForm) { + if err := c.request.ParseMultipartForm(defaultMemory); err != nil { + return nil, err + } + } else { + if err := c.request.ParseForm(); err != nil { + return nil, err + } + } + return c.request.Form, nil +} + +func (c *context) FormFile(name string) (*multipart.FileHeader, error) { + f, fh, err := c.request.FormFile(name) + if err != nil { + return nil, err + } + defer f.Close() + return fh, nil +} + +func (c *context) MultipartForm() (*multipart.Form, error) { + err := c.request.ParseMultipartForm(defaultMemory) + return c.request.MultipartForm, err +} + +func (c *context) Cookie(name string) (*http.Cookie, error) { + return c.request.Cookie(name) +} + +func (c *context) SetCookie(cookie *http.Cookie) { + http.SetCookie(c.Response(), cookie) +} + +func (c *context) Cookies() []*http.Cookie { + return c.request.Cookies() +} + +func (c *context) Get(key string) interface{} { + c.lock.RLock() + defer c.lock.RUnlock() + return c.store[key] +} + +func (c *context) Set(key string, val interface{}) { + c.lock.Lock() + defer c.lock.Unlock() + + if c.store == nil { + c.store = make(Map) + } + c.store[key] = val +} + +func (c *context) Bind(i interface{}) error { + return c.echo.Binder.Bind(i, c) +} + +func (c *context) Validate(i interface{}) error { + if c.echo.Validator == nil { + return ErrValidatorNotRegistered + } + return c.echo.Validator.Validate(i) +} + +func (c *context) Render(code int, name string, data interface{}) (err error) { + if c.echo.Renderer == nil { + return ErrRendererNotRegistered + } + buf := new(bytes.Buffer) + if err = c.echo.Renderer.Render(buf, name, data, c); err != nil { + return + } + return c.HTMLBlob(code, buf.Bytes()) +} + +func (c *context) HTML(code int, html string) (err error) { + return c.HTMLBlob(code, []byte(html)) +} + +func (c *context) HTMLBlob(code int, b []byte) (err error) { + return c.Blob(code, MIMETextHTMLCharsetUTF8, b) +} + +func (c *context) String(code int, s string) (err error) { + return c.Blob(code, MIMETextPlainCharsetUTF8, []byte(s)) +} + +func (c *context) jsonPBlob(code int, callback string, i interface{}) (err error) { + enc := json.NewEncoder(c.response) + _, pretty := c.QueryParams()["pretty"] + if c.echo.Debug || pretty { + enc.SetIndent("", " ") + } + c.writeContentType(MIMEApplicationJavaScriptCharsetUTF8) + c.response.WriteHeader(code) + if _, err = c.response.Write([]byte(callback + "(")); err != nil { + return + } + if err = enc.Encode(i); err != nil { + return + } + if _, err = c.response.Write([]byte(");")); err != nil { + return + } + return +} + +func (c *context) json(code int, i interface{}, indent string) error { + enc := json.NewEncoder(c.response) + if indent != "" { + enc.SetIndent("", indent) + } + c.writeContentType(MIMEApplicationJSONCharsetUTF8) + c.response.Status = code + return enc.Encode(i) +} + +func (c *context) JSON(code int, i interface{}) (err error) { + indent := "" + if _, pretty := c.QueryParams()["pretty"]; c.echo.Debug || pretty { + indent = defaultIndent + } + return c.json(code, i, indent) +} + +func (c *context) JSONPretty(code int, i interface{}, indent string) (err error) { + return c.json(code, i, indent) +} + +func (c *context) JSONBlob(code int, b []byte) (err error) { + return c.Blob(code, MIMEApplicationJSONCharsetUTF8, b) +} + +func (c *context) JSONP(code int, callback string, i interface{}) (err error) { + return c.jsonPBlob(code, callback, i) +} + +func (c *context) JSONPBlob(code int, callback string, b []byte) (err error) { + c.writeContentType(MIMEApplicationJavaScriptCharsetUTF8) + c.response.WriteHeader(code) + if _, err = c.response.Write([]byte(callback + "(")); err != nil { + return + } + if _, err = c.response.Write(b); err != nil { + return + } + _, err = c.response.Write([]byte(");")) + return +} + +func (c *context) xml(code int, i interface{}, indent string) (err error) { + c.writeContentType(MIMEApplicationXMLCharsetUTF8) + c.response.WriteHeader(code) + enc := xml.NewEncoder(c.response) + if indent != "" { + enc.Indent("", indent) + } + if _, err = c.response.Write([]byte(xml.Header)); err != nil { + return + } + return enc.Encode(i) +} + +func (c *context) XML(code int, i interface{}) (err error) { + indent := "" + if _, pretty := c.QueryParams()["pretty"]; c.echo.Debug || pretty { + indent = defaultIndent + } + return c.xml(code, i, indent) +} + +func (c *context) XMLPretty(code int, i interface{}, indent string) (err error) { + return c.xml(code, i, indent) +} + +func (c *context) XMLBlob(code int, b []byte) (err error) { + c.writeContentType(MIMEApplicationXMLCharsetUTF8) + c.response.WriteHeader(code) + if _, err = c.response.Write([]byte(xml.Header)); err != nil { + return + } + _, err = c.response.Write(b) + return +} + +func (c *context) Blob(code int, contentType string, b []byte) (err error) { + c.writeContentType(contentType) + c.response.WriteHeader(code) + _, err = c.response.Write(b) + return +} + +func (c *context) Stream(code int, contentType string, r io.Reader) (err error) { + c.writeContentType(contentType) + c.response.WriteHeader(code) + _, err = io.Copy(c.response, r) + return +} + +func (c *context) File(file string) (err error) { + f, err := os.Open(file) + if err != nil { + return NotFoundHandler(c) + } + defer f.Close() + + fi, _ := f.Stat() + if fi.IsDir() { + file = filepath.Join(file, indexPage) + f, err = os.Open(file) + if err != nil { + return NotFoundHandler(c) + } + defer f.Close() + if fi, err = f.Stat(); err != nil { + return + } + } + http.ServeContent(c.Response(), c.Request(), fi.Name(), fi.ModTime(), f) + return +} + +func (c *context) Attachment(file, name string) error { + return c.contentDisposition(file, name, "attachment") +} + +func (c *context) Inline(file, name string) error { + return c.contentDisposition(file, name, "inline") +} + +func (c *context) contentDisposition(file, name, dispositionType string) error { + c.response.Header().Set(HeaderContentDisposition, fmt.Sprintf("%s; filename=%q", dispositionType, name)) + return c.File(file) +} + +func (c *context) NoContent(code int) error { + c.response.WriteHeader(code) + return nil +} + +func (c *context) Redirect(code int, url string) error { + if code < 300 || code > 308 { + return ErrInvalidRedirectCode + } + c.response.Header().Set(HeaderLocation, url) + c.response.WriteHeader(code) + return nil +} + +func (c *context) Error(err error) { + c.echo.HTTPErrorHandler(err, c) +} + +func (c *context) Echo() *Echo { + return c.echo +} + +func (c *context) Handler() HandlerFunc { + return c.handler +} + +func (c *context) SetHandler(h HandlerFunc) { + c.handler = h +} + +func (c *context) Logger() Logger { + res := c.logger + if res != nil { + return res + } + return c.echo.Logger +} + +func (c *context) SetLogger(l Logger) { + c.logger = l +} + +func (c *context) Reset(r *http.Request, w http.ResponseWriter) { + c.request = r + c.response.reset(w) + c.query = nil + c.handler = NotFoundHandler + c.store = nil + c.path = "" + c.pnames = nil + c.logger = nil + // NOTE: Don't reset because it has to have length c.echo.maxParam at all times + for i := 0; i < *c.echo.maxParam; i++ { + c.pvalues[i] = "" + } +} diff --git a/vendor/github.com/labstack/echo/v4/echo.go b/vendor/github.com/labstack/echo/v4/echo.go new file mode 100644 index 00000000..511eb43f --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/echo.go @@ -0,0 +1,883 @@ +/* +Package echo implements high performance, minimalist Go web framework. + +Example: + + package main + + import ( + "net/http" + + "github.com/labstack/echo/v4" + "github.com/labstack/echo/v4/middleware" + ) + + // Handler + func hello(c echo.Context) error { + return c.String(http.StatusOK, "Hello, World!") + } + + func main() { + // Echo instance + e := echo.New() + + // Middleware + e.Use(middleware.Logger()) + e.Use(middleware.Recover()) + + // Routes + e.GET("/", hello) + + // Start server + e.Logger.Fatal(e.Start(":1323")) + } + +Learn more at https://echo.labstack.com +*/ +package echo + +import ( + "bytes" + stdContext "context" + "crypto/tls" + "errors" + "fmt" + "io" + "io/ioutil" + stdLog "log" + "net" + "net/http" + "net/url" + "path" + "path/filepath" + "reflect" + "runtime" + "sync" + "time" + + "github.com/labstack/gommon/color" + "github.com/labstack/gommon/log" + "golang.org/x/crypto/acme" + "golang.org/x/crypto/acme/autocert" + "golang.org/x/net/http2" + "golang.org/x/net/http2/h2c" +) + +type ( + // Echo is the top-level framework instance. + Echo struct { + common + StdLogger *stdLog.Logger + colorer *color.Color + premiddleware []MiddlewareFunc + middleware []MiddlewareFunc + maxParam *int + router *Router + routers map[string]*Router + notFoundHandler HandlerFunc + pool sync.Pool + Server *http.Server + TLSServer *http.Server + Listener net.Listener + TLSListener net.Listener + AutoTLSManager autocert.Manager + DisableHTTP2 bool + Debug bool + HideBanner bool + HidePort bool + HTTPErrorHandler HTTPErrorHandler + Binder Binder + Validator Validator + Renderer Renderer + Logger Logger + IPExtractor IPExtractor + } + + // Route contains a handler and information for matching against requests. + Route struct { + Method string `json:"method"` + Path string `json:"path"` + Name string `json:"name"` + } + + // HTTPError represents an error that occurred while handling a request. + HTTPError struct { + Code int `json:"-"` + Message interface{} `json:"message"` + Internal error `json:"-"` // Stores the error returned by an external dependency + } + + // MiddlewareFunc defines a function to process middleware. + MiddlewareFunc func(HandlerFunc) HandlerFunc + + // HandlerFunc defines a function to serve HTTP requests. + HandlerFunc func(Context) error + + // HTTPErrorHandler is a centralized HTTP error handler. + HTTPErrorHandler func(error, Context) + + // Validator is the interface that wraps the Validate function. + Validator interface { + Validate(i interface{}) error + } + + // Renderer is the interface that wraps the Render function. + Renderer interface { + Render(io.Writer, string, interface{}, Context) error + } + + // Map defines a generic map of type `map[string]interface{}`. + Map map[string]interface{} + + // Common struct for Echo & Group. + common struct{} +) + +// HTTP methods +// NOTE: Deprecated, please use the stdlib constants directly instead. +const ( + CONNECT = http.MethodConnect + DELETE = http.MethodDelete + GET = http.MethodGet + HEAD = http.MethodHead + OPTIONS = http.MethodOptions + PATCH = http.MethodPatch + POST = http.MethodPost + // PROPFIND = "PROPFIND" + PUT = http.MethodPut + TRACE = http.MethodTrace +) + +// MIME types +const ( + MIMEApplicationJSON = "application/json" + MIMEApplicationJSONCharsetUTF8 = MIMEApplicationJSON + "; " + charsetUTF8 + MIMEApplicationJavaScript = "application/javascript" + MIMEApplicationJavaScriptCharsetUTF8 = MIMEApplicationJavaScript + "; " + charsetUTF8 + MIMEApplicationXML = "application/xml" + MIMEApplicationXMLCharsetUTF8 = MIMEApplicationXML + "; " + charsetUTF8 + MIMETextXML = "text/xml" + MIMETextXMLCharsetUTF8 = MIMETextXML + "; " + charsetUTF8 + MIMEApplicationForm = "application/x-www-form-urlencoded" + MIMEApplicationProtobuf = "application/protobuf" + MIMEApplicationMsgpack = "application/msgpack" + MIMETextHTML = "text/html" + MIMETextHTMLCharsetUTF8 = MIMETextHTML + "; " + charsetUTF8 + MIMETextPlain = "text/plain" + MIMETextPlainCharsetUTF8 = MIMETextPlain + "; " + charsetUTF8 + MIMEMultipartForm = "multipart/form-data" + MIMEOctetStream = "application/octet-stream" +) + +const ( + charsetUTF8 = "charset=UTF-8" + // PROPFIND Method can be used on collection and property resources. + PROPFIND = "PROPFIND" + // REPORT Method can be used to get information about a resource, see rfc 3253 + REPORT = "REPORT" +) + +// Headers +const ( + HeaderAccept = "Accept" + HeaderAcceptEncoding = "Accept-Encoding" + HeaderAllow = "Allow" + HeaderAuthorization = "Authorization" + HeaderContentDisposition = "Content-Disposition" + HeaderContentEncoding = "Content-Encoding" + HeaderContentLength = "Content-Length" + HeaderContentType = "Content-Type" + HeaderCookie = "Cookie" + HeaderSetCookie = "Set-Cookie" + HeaderIfModifiedSince = "If-Modified-Since" + HeaderLastModified = "Last-Modified" + HeaderLocation = "Location" + HeaderUpgrade = "Upgrade" + HeaderVary = "Vary" + HeaderWWWAuthenticate = "WWW-Authenticate" + HeaderXForwardedFor = "X-Forwarded-For" + HeaderXForwardedProto = "X-Forwarded-Proto" + HeaderXForwardedProtocol = "X-Forwarded-Protocol" + HeaderXForwardedSsl = "X-Forwarded-Ssl" + HeaderXUrlScheme = "X-Url-Scheme" + HeaderXHTTPMethodOverride = "X-HTTP-Method-Override" + HeaderXRealIP = "X-Real-IP" + HeaderXRequestID = "X-Request-ID" + HeaderXRequestedWith = "X-Requested-With" + HeaderServer = "Server" + HeaderOrigin = "Origin" + + // Access control + HeaderAccessControlRequestMethod = "Access-Control-Request-Method" + HeaderAccessControlRequestHeaders = "Access-Control-Request-Headers" + HeaderAccessControlAllowOrigin = "Access-Control-Allow-Origin" + HeaderAccessControlAllowMethods = "Access-Control-Allow-Methods" + HeaderAccessControlAllowHeaders = "Access-Control-Allow-Headers" + HeaderAccessControlAllowCredentials = "Access-Control-Allow-Credentials" + HeaderAccessControlExposeHeaders = "Access-Control-Expose-Headers" + HeaderAccessControlMaxAge = "Access-Control-Max-Age" + + // Security + HeaderStrictTransportSecurity = "Strict-Transport-Security" + HeaderXContentTypeOptions = "X-Content-Type-Options" + HeaderXXSSProtection = "X-XSS-Protection" + HeaderXFrameOptions = "X-Frame-Options" + HeaderContentSecurityPolicy = "Content-Security-Policy" + HeaderContentSecurityPolicyReportOnly = "Content-Security-Policy-Report-Only" + HeaderXCSRFToken = "X-CSRF-Token" + HeaderReferrerPolicy = "Referrer-Policy" +) + +const ( + // Version of Echo + Version = "4.1.16" + website = "https://echo.labstack.com" + // http://patorjk.com/software/taag/#p=display&f=Small%20Slant&t=Echo + banner = ` + ____ __ + / __/___/ / ___ + / _// __/ _ \/ _ \ +/___/\__/_//_/\___/ %s +High performance, minimalist Go web framework +%s +____________________________________O/_______ + O\ +` +) + +var ( + methods = [...]string{ + http.MethodConnect, + http.MethodDelete, + http.MethodGet, + http.MethodHead, + http.MethodOptions, + http.MethodPatch, + http.MethodPost, + PROPFIND, + http.MethodPut, + http.MethodTrace, + REPORT, + } +) + +// Errors +var ( + ErrUnsupportedMediaType = NewHTTPError(http.StatusUnsupportedMediaType) + ErrNotFound = NewHTTPError(http.StatusNotFound) + ErrUnauthorized = NewHTTPError(http.StatusUnauthorized) + ErrForbidden = NewHTTPError(http.StatusForbidden) + ErrMethodNotAllowed = NewHTTPError(http.StatusMethodNotAllowed) + ErrStatusRequestEntityTooLarge = NewHTTPError(http.StatusRequestEntityTooLarge) + ErrTooManyRequests = NewHTTPError(http.StatusTooManyRequests) + ErrBadRequest = NewHTTPError(http.StatusBadRequest) + ErrBadGateway = NewHTTPError(http.StatusBadGateway) + ErrInternalServerError = NewHTTPError(http.StatusInternalServerError) + ErrRequestTimeout = NewHTTPError(http.StatusRequestTimeout) + ErrServiceUnavailable = NewHTTPError(http.StatusServiceUnavailable) + ErrValidatorNotRegistered = errors.New("validator not registered") + ErrRendererNotRegistered = errors.New("renderer not registered") + ErrInvalidRedirectCode = errors.New("invalid redirect status code") + ErrCookieNotFound = errors.New("cookie not found") + ErrInvalidCertOrKeyType = errors.New("invalid cert or key type, must be string or []byte") +) + +// Error handlers +var ( + NotFoundHandler = func(c Context) error { + return ErrNotFound + } + + MethodNotAllowedHandler = func(c Context) error { + return ErrMethodNotAllowed + } +) + +// New creates an instance of Echo. +func New() (e *Echo) { + e = &Echo{ + Server: new(http.Server), + TLSServer: new(http.Server), + AutoTLSManager: autocert.Manager{ + Prompt: autocert.AcceptTOS, + }, + Logger: log.New("echo"), + colorer: color.New(), + maxParam: new(int), + } + e.Server.Handler = e + e.TLSServer.Handler = e + e.HTTPErrorHandler = e.DefaultHTTPErrorHandler + e.Binder = &DefaultBinder{} + e.Logger.SetLevel(log.ERROR) + e.StdLogger = stdLog.New(e.Logger.Output(), e.Logger.Prefix()+": ", 0) + e.pool.New = func() interface{} { + return e.NewContext(nil, nil) + } + e.router = NewRouter(e) + e.routers = map[string]*Router{} + return +} + +// NewContext returns a Context instance. +func (e *Echo) NewContext(r *http.Request, w http.ResponseWriter) Context { + return &context{ + request: r, + response: NewResponse(w, e), + store: make(Map), + echo: e, + pvalues: make([]string, *e.maxParam), + handler: NotFoundHandler, + } +} + +// Router returns the default router. +func (e *Echo) Router() *Router { + return e.router +} + +// Routers returns the map of host => router. +func (e *Echo) Routers() map[string]*Router { + return e.routers +} + +// DefaultHTTPErrorHandler is the default HTTP error handler. It sends a JSON response +// with status code. +func (e *Echo) DefaultHTTPErrorHandler(err error, c Context) { + he, ok := err.(*HTTPError) + if ok { + if he.Internal != nil { + if herr, ok := he.Internal.(*HTTPError); ok { + he = herr + } + } + } else { + he = &HTTPError{ + Code: http.StatusInternalServerError, + Message: http.StatusText(http.StatusInternalServerError), + } + } + + // Issue #1426 + code := he.Code + message := he.Message + if e.Debug { + message = err.Error() + } else if m, ok := message.(string); ok { + message = Map{"message": m} + } + + // Send response + if !c.Response().Committed { + if c.Request().Method == http.MethodHead { // Issue #608 + err = c.NoContent(he.Code) + } else { + err = c.JSON(code, message) + } + if err != nil { + e.Logger.Error(err) + } + } +} + +// Pre adds middleware to the chain which is run before router. +func (e *Echo) Pre(middleware ...MiddlewareFunc) { + e.premiddleware = append(e.premiddleware, middleware...) +} + +// Use adds middleware to the chain which is run after router. +func (e *Echo) Use(middleware ...MiddlewareFunc) { + e.middleware = append(e.middleware, middleware...) +} + +// CONNECT registers a new CONNECT route for a path with matching handler in the +// router with optional route-level middleware. +func (e *Echo) CONNECT(path string, h HandlerFunc, m ...MiddlewareFunc) *Route { + return e.Add(http.MethodConnect, path, h, m...) +} + +// DELETE registers a new DELETE route for a path with matching handler in the router +// with optional route-level middleware. +func (e *Echo) DELETE(path string, h HandlerFunc, m ...MiddlewareFunc) *Route { + return e.Add(http.MethodDelete, path, h, m...) +} + +// GET registers a new GET route for a path with matching handler in the router +// with optional route-level middleware. +func (e *Echo) GET(path string, h HandlerFunc, m ...MiddlewareFunc) *Route { + return e.Add(http.MethodGet, path, h, m...) +} + +// HEAD registers a new HEAD route for a path with matching handler in the +// router with optional route-level middleware. +func (e *Echo) HEAD(path string, h HandlerFunc, m ...MiddlewareFunc) *Route { + return e.Add(http.MethodHead, path, h, m...) +} + +// OPTIONS registers a new OPTIONS route for a path with matching handler in the +// router with optional route-level middleware. +func (e *Echo) OPTIONS(path string, h HandlerFunc, m ...MiddlewareFunc) *Route { + return e.Add(http.MethodOptions, path, h, m...) +} + +// PATCH registers a new PATCH route for a path with matching handler in the +// router with optional route-level middleware. +func (e *Echo) PATCH(path string, h HandlerFunc, m ...MiddlewareFunc) *Route { + return e.Add(http.MethodPatch, path, h, m...) +} + +// POST registers a new POST route for a path with matching handler in the +// router with optional route-level middleware. +func (e *Echo) POST(path string, h HandlerFunc, m ...MiddlewareFunc) *Route { + return e.Add(http.MethodPost, path, h, m...) +} + +// PUT registers a new PUT route for a path with matching handler in the +// router with optional route-level middleware. +func (e *Echo) PUT(path string, h HandlerFunc, m ...MiddlewareFunc) *Route { + return e.Add(http.MethodPut, path, h, m...) +} + +// TRACE registers a new TRACE route for a path with matching handler in the +// router with optional route-level middleware. +func (e *Echo) TRACE(path string, h HandlerFunc, m ...MiddlewareFunc) *Route { + return e.Add(http.MethodTrace, path, h, m...) +} + +// Any registers a new route for all HTTP methods and path with matching handler +// in the router with optional route-level middleware. +func (e *Echo) Any(path string, handler HandlerFunc, middleware ...MiddlewareFunc) []*Route { + routes := make([]*Route, len(methods)) + for i, m := range methods { + routes[i] = e.Add(m, path, handler, middleware...) + } + return routes +} + +// Match registers a new route for multiple HTTP methods and path with matching +// handler in the router with optional route-level middleware. +func (e *Echo) Match(methods []string, path string, handler HandlerFunc, middleware ...MiddlewareFunc) []*Route { + routes := make([]*Route, len(methods)) + for i, m := range methods { + routes[i] = e.Add(m, path, handler, middleware...) + } + return routes +} + +// Static registers a new route with path prefix to serve static files from the +// provided root directory. +func (e *Echo) Static(prefix, root string) *Route { + if root == "" { + root = "." // For security we want to restrict to CWD. + } + return e.static(prefix, root, e.GET) +} + +func (common) static(prefix, root string, get func(string, HandlerFunc, ...MiddlewareFunc) *Route) *Route { + h := func(c Context) error { + p, err := url.PathUnescape(c.Param("*")) + if err != nil { + return err + } + name := filepath.Join(root, path.Clean("/"+p)) // "/"+ for security + return c.File(name) + } + if prefix == "/" { + return get(prefix+"*", h) + } + return get(prefix+"/*", h) +} + +func (common) file(path, file string, get func(string, HandlerFunc, ...MiddlewareFunc) *Route, + m ...MiddlewareFunc) *Route { + return get(path, func(c Context) error { + return c.File(file) + }, m...) +} + +// File registers a new route with path to serve a static file with optional route-level middleware. +func (e *Echo) File(path, file string, m ...MiddlewareFunc) *Route { + return e.file(path, file, e.GET, m...) +} + +func (e *Echo) add(host, method, path string, handler HandlerFunc, middleware ...MiddlewareFunc) *Route { + name := handlerName(handler) + router := e.findRouter(host) + router.Add(method, path, func(c Context) error { + h := handler + // Chain middleware + for i := len(middleware) - 1; i >= 0; i-- { + h = middleware[i](h) + } + return h(c) + }) + r := &Route{ + Method: method, + Path: path, + Name: name, + } + e.router.routes[method+path] = r + return r +} + +// Add registers a new route for an HTTP method and path with matching handler +// in the router with optional route-level middleware. +func (e *Echo) Add(method, path string, handler HandlerFunc, middleware ...MiddlewareFunc) *Route { + return e.add("", method, path, handler, middleware...) +} + +// Host creates a new router group for the provided host and optional host-level middleware. +func (e *Echo) Host(name string, m ...MiddlewareFunc) (g *Group) { + e.routers[name] = NewRouter(e) + g = &Group{host: name, echo: e} + g.Use(m...) + return +} + +// Group creates a new router group with prefix and optional group-level middleware. +func (e *Echo) Group(prefix string, m ...MiddlewareFunc) (g *Group) { + g = &Group{prefix: prefix, echo: e} + g.Use(m...) + return +} + +// URI generates a URI from handler. +func (e *Echo) URI(handler HandlerFunc, params ...interface{}) string { + name := handlerName(handler) + return e.Reverse(name, params...) +} + +// URL is an alias for `URI` function. +func (e *Echo) URL(h HandlerFunc, params ...interface{}) string { + return e.URI(h, params...) +} + +// Reverse generates an URL from route name and provided parameters. +func (e *Echo) Reverse(name string, params ...interface{}) string { + uri := new(bytes.Buffer) + ln := len(params) + n := 0 + for _, r := range e.router.routes { + if r.Name == name { + for i, l := 0, len(r.Path); i < l; i++ { + if r.Path[i] == ':' && n < ln { + for ; i < l && r.Path[i] != '/'; i++ { + } + uri.WriteString(fmt.Sprintf("%v", params[n])) + n++ + } + if i < l { + uri.WriteByte(r.Path[i]) + } + } + break + } + } + return uri.String() +} + +// Routes returns the registered routes. +func (e *Echo) Routes() []*Route { + routes := make([]*Route, 0, len(e.router.routes)) + for _, v := range e.router.routes { + routes = append(routes, v) + } + return routes +} + +// AcquireContext returns an empty `Context` instance from the pool. +// You must return the context by calling `ReleaseContext()`. +func (e *Echo) AcquireContext() Context { + return e.pool.Get().(Context) +} + +// ReleaseContext returns the `Context` instance back to the pool. +// You must call it after `AcquireContext()`. +func (e *Echo) ReleaseContext(c Context) { + e.pool.Put(c) +} + +// ServeHTTP implements `http.Handler` interface, which serves HTTP requests. +func (e *Echo) ServeHTTP(w http.ResponseWriter, r *http.Request) { + // Acquire context + c := e.pool.Get().(*context) + c.Reset(r, w) + + h := NotFoundHandler + + if e.premiddleware == nil { + e.findRouter(r.Host).Find(r.Method, getPath(r), c) + h = c.Handler() + h = applyMiddleware(h, e.middleware...) + } else { + h = func(c Context) error { + e.findRouter(r.Host).Find(r.Method, getPath(r), c) + h := c.Handler() + h = applyMiddleware(h, e.middleware...) + return h(c) + } + h = applyMiddleware(h, e.premiddleware...) + } + + // Execute chain + if err := h(c); err != nil { + e.HTTPErrorHandler(err, c) + } + + // Release context + e.pool.Put(c) +} + +// Start starts an HTTP server. +func (e *Echo) Start(address string) error { + e.Server.Addr = address + return e.StartServer(e.Server) +} + +// StartTLS starts an HTTPS server. +// If `certFile` or `keyFile` is `string` the values are treated as file paths. +// If `certFile` or `keyFile` is `[]byte` the values are treated as the certificate or key as-is. +func (e *Echo) StartTLS(address string, certFile, keyFile interface{}) (err error) { + var cert []byte + if cert, err = filepathOrContent(certFile); err != nil { + return + } + + var key []byte + if key, err = filepathOrContent(keyFile); err != nil { + return + } + + s := e.TLSServer + s.TLSConfig = new(tls.Config) + s.TLSConfig.Certificates = make([]tls.Certificate, 1) + if s.TLSConfig.Certificates[0], err = tls.X509KeyPair(cert, key); err != nil { + return + } + + return e.startTLS(address) +} + +func filepathOrContent(fileOrContent interface{}) (content []byte, err error) { + switch v := fileOrContent.(type) { + case string: + return ioutil.ReadFile(v) + case []byte: + return v, nil + default: + return nil, ErrInvalidCertOrKeyType + } +} + +// StartAutoTLS starts an HTTPS server using certificates automatically installed from https://letsencrypt.org. +func (e *Echo) StartAutoTLS(address string) error { + s := e.TLSServer + s.TLSConfig = new(tls.Config) + s.TLSConfig.GetCertificate = e.AutoTLSManager.GetCertificate + s.TLSConfig.NextProtos = append(s.TLSConfig.NextProtos, acme.ALPNProto) + return e.startTLS(address) +} + +func (e *Echo) startTLS(address string) error { + s := e.TLSServer + s.Addr = address + if !e.DisableHTTP2 { + s.TLSConfig.NextProtos = append(s.TLSConfig.NextProtos, "h2") + } + return e.StartServer(e.TLSServer) +} + +// StartServer starts a custom http server. +func (e *Echo) StartServer(s *http.Server) (err error) { + // Setup + e.colorer.SetOutput(e.Logger.Output()) + s.ErrorLog = e.StdLogger + s.Handler = e + if e.Debug { + e.Logger.SetLevel(log.DEBUG) + } + + if !e.HideBanner { + e.colorer.Printf(banner, e.colorer.Red("v"+Version), e.colorer.Blue(website)) + } + + if s.TLSConfig == nil { + if e.Listener == nil { + e.Listener, err = newListener(s.Addr) + if err != nil { + return err + } + } + if !e.HidePort { + e.colorer.Printf("⇨ http server started on %s\n", e.colorer.Green(e.Listener.Addr())) + } + return s.Serve(e.Listener) + } + if e.TLSListener == nil { + l, err := newListener(s.Addr) + if err != nil { + return err + } + e.TLSListener = tls.NewListener(l, s.TLSConfig) + } + if !e.HidePort { + e.colorer.Printf("⇨ https server started on %s\n", e.colorer.Green(e.TLSListener.Addr())) + } + return s.Serve(e.TLSListener) +} + +// StartH2CServer starts a custom http/2 server with h2c (HTTP/2 Cleartext). +func (e *Echo) StartH2CServer(address string, h2s *http2.Server) (err error) { + // Setup + s := e.Server + s.Addr = address + e.colorer.SetOutput(e.Logger.Output()) + s.ErrorLog = e.StdLogger + s.Handler = h2c.NewHandler(e, h2s) + if e.Debug { + e.Logger.SetLevel(log.DEBUG) + } + + if !e.HideBanner { + e.colorer.Printf(banner, e.colorer.Red("v"+Version), e.colorer.Blue(website)) + } + + if e.Listener == nil { + e.Listener, err = newListener(s.Addr) + if err != nil { + return err + } + } + if !e.HidePort { + e.colorer.Printf("⇨ http server started on %s\n", e.colorer.Green(e.Listener.Addr())) + } + return s.Serve(e.Listener) +} + +// Close immediately stops the server. +// It internally calls `http.Server#Close()`. +func (e *Echo) Close() error { + if err := e.TLSServer.Close(); err != nil { + return err + } + return e.Server.Close() +} + +// Shutdown stops the server gracefully. +// It internally calls `http.Server#Shutdown()`. +func (e *Echo) Shutdown(ctx stdContext.Context) error { + if err := e.TLSServer.Shutdown(ctx); err != nil { + return err + } + return e.Server.Shutdown(ctx) +} + +// NewHTTPError creates a new HTTPError instance. +func NewHTTPError(code int, message ...interface{}) *HTTPError { + he := &HTTPError{Code: code, Message: http.StatusText(code)} + if len(message) > 0 { + he.Message = message[0] + } + return he +} + +// Error makes it compatible with `error` interface. +func (he *HTTPError) Error() string { + if he.Internal == nil { + return fmt.Sprintf("code=%d, message=%v", he.Code, he.Message) + } + return fmt.Sprintf("code=%d, message=%v, internal=%v", he.Code, he.Message, he.Internal) +} + +// SetInternal sets error to HTTPError.Internal +func (he *HTTPError) SetInternal(err error) *HTTPError { + he.Internal = err + return he +} + +// WrapHandler wraps `http.Handler` into `echo.HandlerFunc`. +func WrapHandler(h http.Handler) HandlerFunc { + return func(c Context) error { + h.ServeHTTP(c.Response(), c.Request()) + return nil + } +} + +// WrapMiddleware wraps `func(http.Handler) http.Handler` into `echo.MiddlewareFunc` +func WrapMiddleware(m func(http.Handler) http.Handler) MiddlewareFunc { + return func(next HandlerFunc) HandlerFunc { + return func(c Context) (err error) { + m(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { + c.SetRequest(r) + c.SetResponse(NewResponse(w, c.Echo())) + err = next(c) + })).ServeHTTP(c.Response(), c.Request()) + return + } + } +} + +func getPath(r *http.Request) string { + path := r.URL.RawPath + if path == "" { + path = r.URL.Path + } + return path +} + +func (e *Echo) findRouter(host string) *Router { + if len(e.routers) > 0 { + if r, ok := e.routers[host]; ok { + return r + } + } + return e.router +} + +func handlerName(h HandlerFunc) string { + t := reflect.ValueOf(h).Type() + if t.Kind() == reflect.Func { + return runtime.FuncForPC(reflect.ValueOf(h).Pointer()).Name() + } + return t.String() +} + +// // PathUnescape is wraps `url.PathUnescape` +// func PathUnescape(s string) (string, error) { +// return url.PathUnescape(s) +// } + +// tcpKeepAliveListener sets TCP keep-alive timeouts on accepted +// connections. It's used by ListenAndServe and ListenAndServeTLS so +// dead TCP connections (e.g. closing laptop mid-download) eventually +// go away. +type tcpKeepAliveListener struct { + *net.TCPListener +} + +func (ln tcpKeepAliveListener) Accept() (c net.Conn, err error) { + if c, err = ln.AcceptTCP(); err != nil { + return + } else if err = c.(*net.TCPConn).SetKeepAlive(true); err != nil { + return + } + // Ignore error from setting the KeepAlivePeriod as some systems, such as + // OpenBSD, do not support setting TCP_USER_TIMEOUT on IPPROTO_TCP + _ = c.(*net.TCPConn).SetKeepAlivePeriod(3 * time.Minute) + return +} + +func newListener(address string) (*tcpKeepAliveListener, error) { + l, err := net.Listen("tcp", address) + if err != nil { + return nil, err + } + return &tcpKeepAliveListener{l.(*net.TCPListener)}, nil +} + +func applyMiddleware(h HandlerFunc, middleware ...MiddlewareFunc) HandlerFunc { + for i := len(middleware) - 1; i >= 0; i-- { + h = middleware[i](h) + } + return h +} diff --git a/vendor/github.com/labstack/echo/v4/go.mod b/vendor/github.com/labstack/echo/v4/go.mod new file mode 100644 index 00000000..b3ac0800 --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/go.mod @@ -0,0 +1,14 @@ +module github.com/labstack/echo/v4 + +go 1.14 + +require ( + github.com/dgrijalva/jwt-go v3.2.0+incompatible + github.com/labstack/gommon v0.3.0 + github.com/mattn/go-colorable v0.1.6 // indirect + github.com/stretchr/testify v1.4.0 + github.com/valyala/fasttemplate v1.1.0 + golang.org/x/crypto v0.0.0-20200221231518-2aa609cf4a9d + golang.org/x/net v0.0.0-20200226121028-0de0cce0169b + golang.org/x/text v0.3.2 // indirect +) diff --git a/vendor/github.com/labstack/echo/v4/go.sum b/vendor/github.com/labstack/echo/v4/go.sum new file mode 100644 index 00000000..8e7e54ce --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/go.sum @@ -0,0 +1,49 @@ +github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8= +github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= +github.com/dgrijalva/jwt-go v1.0.2 h1:KPldsxuKGsS2FPWsNeg9ZO18aCrGKujPoWXn2yo+KQM= +github.com/dgrijalva/jwt-go v3.2.0+incompatible h1:7qlOGliEKZXTDg6OTjfoBKDXWrumCAMpl/TFQ4/5kLM= +github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZmtrrCbhqsmaPHjLKYnJCaQ= +github.com/labstack/gommon v0.3.0 h1:JEeO0bvc78PKdyHxloTKiF8BD5iGrH8T6MSeGvSgob0= +github.com/labstack/gommon v0.3.0/go.mod h1:MULnywXg0yavhxWKc+lOruYdAhDwPK9wf0OL7NoOu+k= +github.com/mattn/go-colorable v0.1.2 h1:/bC9yWikZXAL9uJdulbSfyVNIR3n3trXl+v8+1sx8mU= +github.com/mattn/go-colorable v0.1.2/go.mod h1:U0ppj6V5qS13XJ6of8GYAs25YV2eR4EVcfRqFIhoBtE= +github.com/mattn/go-colorable v0.1.6 h1:6Su7aK7lXmJ/U79bYtBjLNaha4Fs1Rg9plHpcH+vvnE= +github.com/mattn/go-colorable v0.1.6/go.mod h1:u6P/XSegPjTcexA+o6vUJrdnUu04hMope9wVRipJSqc= +github.com/mattn/go-isatty v0.0.8/go.mod h1:Iq45c/XA43vh69/j3iqttzPXn0bhXyGjM0Hdxcsrc5s= +github.com/mattn/go-isatty v0.0.9 h1:d5US/mDsogSGW37IV293h//ZFaeajb69h+EHFsv2xGg= +github.com/mattn/go-isatty v0.0.9/go.mod h1:YNRxwqDuOph6SZLI9vUUz6OYw3QyUt7WiY2yME+cCiQ= +github.com/mattn/go-isatty v0.0.12 h1:wuysRhFDzyxgEmMf5xjvJ2M9dZoWAXNNr5LSBS7uHXY= +github.com/mattn/go-isatty v0.0.12/go.mod h1:cbi8OIDigv2wuxKPP5vlRcQ1OAZbq2CE4Kysco4FUpU= +github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= +github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= +github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME= +github.com/stretchr/testify v1.4.0 h1:2E4SXV/wtOkTonXsotYi4li6zVWxYlZuYNCXe9XRJyk= +github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4= +github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw= +github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc= +github.com/valyala/fasttemplate v1.0.1 h1:tY9CJiPnMXf1ERmG2EyK7gNUd+c6RKGD0IfU8WdUSz8= +github.com/valyala/fasttemplate v1.0.1/go.mod h1:UQGH1tvbgY+Nz5t2n7tXsz52dQxojPUpymEIMZ47gx8= +github.com/valyala/fasttemplate v1.1.0 h1:RZqt0yGBsps8NGvLSGW804QQqCUYYLsaOjTVHy1Ocw4= +github.com/valyala/fasttemplate v1.1.0/go.mod h1:UQGH1tvbgY+Nz5t2n7tXsz52dQxojPUpymEIMZ47gx8= +golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= +golang.org/x/crypto v0.0.0-20200221231518-2aa609cf4a9d h1:1ZiEyfaQIg3Qh0EoqpwAakHVhecoE5wlSg5GjnafJGw= +golang.org/x/crypto v0.0.0-20200221231518-2aa609cf4a9d/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto= +golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg= +golang.org/x/net v0.0.0-20200226121028-0de0cce0169b h1:0mm1VjtFUOIlE1SbDlwjYaDxZVDP2S5ou6y0gSgXHu8= +golang.org/x/net v0.0.0-20200226121028-0de0cce0169b/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= +golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= +golang.org/x/sys v0.0.0-20190222072716-a9d3bda3a223/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= +golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= +golang.org/x/sys v0.0.0-20190813064441-fde4db37ae7a h1:aYOabOQFp6Vj6W1F80affTUvO9UxmJRx8K0gsfABByQ= +golang.org/x/sys v0.0.0-20190813064441-fde4db37ae7a/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= +golang.org/x/sys v0.0.0-20200116001909-b77594299b42/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= +golang.org/x/sys v0.0.0-20200223170610-d5e6a3e2c0ae h1:/WDfKMnPU+m5M4xB+6x4kaepxRw6jWvR5iDRdvjHgy8= +golang.org/x/sys v0.0.0-20200223170610-d5e6a3e2c0ae/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= +golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg= +golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= +golang.org/x/text v0.3.2 h1:tW2bmiBqwgJj/UpqtC8EpXEZVYOwU0yG4iWbprSVAcs= +golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk= +golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= +gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= +gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw= +gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= diff --git a/vendor/github.com/labstack/echo/v4/group.go b/vendor/github.com/labstack/echo/v4/group.go new file mode 100644 index 00000000..5d958253 --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/group.go @@ -0,0 +1,124 @@ +package echo + +import ( + "net/http" +) + +type ( + // Group is a set of sub-routes for a specified route. It can be used for inner + // routes that share a common middleware or functionality that should be separate + // from the parent echo instance while still inheriting from it. + Group struct { + common + host string + prefix string + middleware []MiddlewareFunc + echo *Echo + } +) + +// Use implements `Echo#Use()` for sub-routes within the Group. +func (g *Group) Use(middleware ...MiddlewareFunc) { + g.middleware = append(g.middleware, middleware...) + if len(g.middleware) == 0 { + return + } + // Allow all requests to reach the group as they might get dropped if router + // doesn't find a match, making none of the group middleware process. + g.Any("", NotFoundHandler) + g.Any("/*", NotFoundHandler) +} + +// CONNECT implements `Echo#CONNECT()` for sub-routes within the Group. +func (g *Group) CONNECT(path string, h HandlerFunc, m ...MiddlewareFunc) *Route { + return g.Add(http.MethodConnect, path, h, m...) +} + +// DELETE implements `Echo#DELETE()` for sub-routes within the Group. +func (g *Group) DELETE(path string, h HandlerFunc, m ...MiddlewareFunc) *Route { + return g.Add(http.MethodDelete, path, h, m...) +} + +// GET implements `Echo#GET()` for sub-routes within the Group. +func (g *Group) GET(path string, h HandlerFunc, m ...MiddlewareFunc) *Route { + return g.Add(http.MethodGet, path, h, m...) +} + +// HEAD implements `Echo#HEAD()` for sub-routes within the Group. +func (g *Group) HEAD(path string, h HandlerFunc, m ...MiddlewareFunc) *Route { + return g.Add(http.MethodHead, path, h, m...) +} + +// OPTIONS implements `Echo#OPTIONS()` for sub-routes within the Group. +func (g *Group) OPTIONS(path string, h HandlerFunc, m ...MiddlewareFunc) *Route { + return g.Add(http.MethodOptions, path, h, m...) +} + +// PATCH implements `Echo#PATCH()` for sub-routes within the Group. +func (g *Group) PATCH(path string, h HandlerFunc, m ...MiddlewareFunc) *Route { + return g.Add(http.MethodPatch, path, h, m...) +} + +// POST implements `Echo#POST()` for sub-routes within the Group. +func (g *Group) POST(path string, h HandlerFunc, m ...MiddlewareFunc) *Route { + return g.Add(http.MethodPost, path, h, m...) +} + +// PUT implements `Echo#PUT()` for sub-routes within the Group. +func (g *Group) PUT(path string, h HandlerFunc, m ...MiddlewareFunc) *Route { + return g.Add(http.MethodPut, path, h, m...) +} + +// TRACE implements `Echo#TRACE()` for sub-routes within the Group. +func (g *Group) TRACE(path string, h HandlerFunc, m ...MiddlewareFunc) *Route { + return g.Add(http.MethodTrace, path, h, m...) +} + +// Any implements `Echo#Any()` for sub-routes within the Group. +func (g *Group) Any(path string, handler HandlerFunc, middleware ...MiddlewareFunc) []*Route { + routes := make([]*Route, len(methods)) + for i, m := range methods { + routes[i] = g.Add(m, path, handler, middleware...) + } + return routes +} + +// Match implements `Echo#Match()` for sub-routes within the Group. +func (g *Group) Match(methods []string, path string, handler HandlerFunc, middleware ...MiddlewareFunc) []*Route { + routes := make([]*Route, len(methods)) + for i, m := range methods { + routes[i] = g.Add(m, path, handler, middleware...) + } + return routes +} + +// Group creates a new sub-group with prefix and optional sub-group-level middleware. +func (g *Group) Group(prefix string, middleware ...MiddlewareFunc) (sg *Group) { + m := make([]MiddlewareFunc, 0, len(g.middleware)+len(middleware)) + m = append(m, g.middleware...) + m = append(m, middleware...) + sg = g.echo.Group(g.prefix+prefix, m...) + sg.host = g.host + return +} + +// Static implements `Echo#Static()` for sub-routes within the Group. +func (g *Group) Static(prefix, root string) { + g.static(prefix, root, g.GET) +} + +// File implements `Echo#File()` for sub-routes within the Group. +func (g *Group) File(path, file string) { + g.file(g.prefix+path, file, g.GET) +} + +// Add implements `Echo#Add()` for sub-routes within the Group. +func (g *Group) Add(method, path string, handler HandlerFunc, middleware ...MiddlewareFunc) *Route { + // Combine into a new slice to avoid accidentally passing the same slice for + // multiple routes, which would lead to later add() calls overwriting the + // middleware from earlier calls. + m := make([]MiddlewareFunc, 0, len(g.middleware)+len(middleware)) + m = append(m, g.middleware...) + m = append(m, middleware...) + return g.echo.add(g.host, method, g.prefix+path, handler, m...) +} diff --git a/vendor/github.com/labstack/echo/v4/ip.go b/vendor/github.com/labstack/echo/v4/ip.go new file mode 100644 index 00000000..39cb421f --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/ip.go @@ -0,0 +1,137 @@ +package echo + +import ( + "net" + "net/http" + "strings" +) + +type ipChecker struct { + trustLoopback bool + trustLinkLocal bool + trustPrivateNet bool + trustExtraRanges []*net.IPNet +} + +// TrustOption is config for which IP address to trust +type TrustOption func(*ipChecker) + +// TrustLoopback configures if you trust loopback address (default: true). +func TrustLoopback(v bool) TrustOption { + return func(c *ipChecker) { + c.trustLoopback = v + } +} + +// TrustLinkLocal configures if you trust link-local address (default: true). +func TrustLinkLocal(v bool) TrustOption { + return func(c *ipChecker) { + c.trustLinkLocal = v + } +} + +// TrustPrivateNet configures if you trust private network address (default: true). +func TrustPrivateNet(v bool) TrustOption { + return func(c *ipChecker) { + c.trustPrivateNet = v + } +} + +// TrustIPRange add trustable IP ranges using CIDR notation. +func TrustIPRange(ipRange *net.IPNet) TrustOption { + return func(c *ipChecker) { + c.trustExtraRanges = append(c.trustExtraRanges, ipRange) + } +} + +func newIPChecker(configs []TrustOption) *ipChecker { + checker := &ipChecker{trustLoopback: true, trustLinkLocal: true, trustPrivateNet: true} + for _, configure := range configs { + configure(checker) + } + return checker +} + +func isPrivateIPRange(ip net.IP) bool { + if ip4 := ip.To4(); ip4 != nil { + return ip4[0] == 10 || + ip4[0] == 172 && ip4[1]&0xf0 == 16 || + ip4[0] == 192 && ip4[1] == 168 + } + return len(ip) == net.IPv6len && ip[0]&0xfe == 0xfc +} + +func (c *ipChecker) trust(ip net.IP) bool { + if c.trustLoopback && ip.IsLoopback() { + return true + } + if c.trustLinkLocal && ip.IsLinkLocalUnicast() { + return true + } + if c.trustPrivateNet && isPrivateIPRange(ip) { + return true + } + for _, trustedRange := range c.trustExtraRanges { + if trustedRange.Contains(ip) { + return true + } + } + return false +} + +// IPExtractor is a function to extract IP addr from http.Request. +// Set appropriate one to Echo#IPExtractor. +// See https://echo.labstack.com/guide/ip-address for more details. +type IPExtractor func(*http.Request) string + +// ExtractIPDirect extracts IP address using actual IP address. +// Use this if your server faces to internet directory (i.e.: uses no proxy). +func ExtractIPDirect() IPExtractor { + return func(req *http.Request) string { + ra, _, _ := net.SplitHostPort(req.RemoteAddr) + return ra + } +} + +// ExtractIPFromRealIPHeader extracts IP address using x-real-ip header. +// Use this if you put proxy which uses this header. +func ExtractIPFromRealIPHeader(options ...TrustOption) IPExtractor { + checker := newIPChecker(options) + return func(req *http.Request) string { + directIP := ExtractIPDirect()(req) + realIP := req.Header.Get(HeaderXRealIP) + if realIP != "" { + if ip := net.ParseIP(directIP); ip != nil && checker.trust(ip) { + return realIP + } + } + return directIP + } +} + +// ExtractIPFromXFFHeader extracts IP address using x-forwarded-for header. +// Use this if you put proxy which uses this header. +// This returns nearest untrustable IP. If all IPs are trustable, returns furthest one (i.e.: XFF[0]). +func ExtractIPFromXFFHeader(options ...TrustOption) IPExtractor { + checker := newIPChecker(options) + return func(req *http.Request) string { + directIP := ExtractIPDirect()(req) + xffs := req.Header[HeaderXForwardedFor] + if len(xffs) == 0 { + return directIP + } + ips := append(strings.Split(strings.Join(xffs, ","), ","), directIP) + for i := len(ips) - 1; i >= 0; i-- { + ip := net.ParseIP(strings.TrimSpace(ips[i])) + if ip == nil { + // Unable to parse IP; cannot trust entire records + return directIP + } + if !checker.trust(ip) { + return ip.String() + } + } + // All of the IPs are trusted; return first element because it is furthest from server (best effort strategy). + return strings.TrimSpace(ips[0]) + } +} diff --git a/vendor/github.com/labstack/echo/v4/log.go b/vendor/github.com/labstack/echo/v4/log.go new file mode 100644 index 00000000..3f8de590 --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/log.go @@ -0,0 +1,41 @@ +package echo + +import ( + "io" + + "github.com/labstack/gommon/log" +) + +type ( + // Logger defines the logging interface. + Logger interface { + Output() io.Writer + SetOutput(w io.Writer) + Prefix() string + SetPrefix(p string) + Level() log.Lvl + SetLevel(v log.Lvl) + SetHeader(h string) + Print(i ...interface{}) + Printf(format string, args ...interface{}) + Printj(j log.JSON) + Debug(i ...interface{}) + Debugf(format string, args ...interface{}) + Debugj(j log.JSON) + Info(i ...interface{}) + Infof(format string, args ...interface{}) + Infoj(j log.JSON) + Warn(i ...interface{}) + Warnf(format string, args ...interface{}) + Warnj(j log.JSON) + Error(i ...interface{}) + Errorf(format string, args ...interface{}) + Errorj(j log.JSON) + Fatal(i ...interface{}) + Fatalj(j log.JSON) + Fatalf(format string, args ...interface{}) + Panic(i ...interface{}) + Panicj(j log.JSON) + Panicf(format string, args ...interface{}) + } +) diff --git a/vendor/github.com/labstack/echo/v4/middleware/basic_auth.go b/vendor/github.com/labstack/echo/v4/middleware/basic_auth.go new file mode 100644 index 00000000..76ba2420 --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/middleware/basic_auth.go @@ -0,0 +1,106 @@ +package middleware + +import ( + "encoding/base64" + "strconv" + "strings" + + "github.com/labstack/echo/v4" +) + +type ( + // BasicAuthConfig defines the config for BasicAuth middleware. + BasicAuthConfig struct { + // Skipper defines a function to skip middleware. + Skipper Skipper + + // Validator is a function to validate BasicAuth credentials. + // Required. + Validator BasicAuthValidator + + // Realm is a string to define realm attribute of BasicAuth. + // Default value "Restricted". + Realm string + } + + // BasicAuthValidator defines a function to validate BasicAuth credentials. + BasicAuthValidator func(string, string, echo.Context) (bool, error) +) + +const ( + basic = "basic" + defaultRealm = "Restricted" +) + +var ( + // DefaultBasicAuthConfig is the default BasicAuth middleware config. + DefaultBasicAuthConfig = BasicAuthConfig{ + Skipper: DefaultSkipper, + Realm: defaultRealm, + } +) + +// BasicAuth returns an BasicAuth middleware. +// +// For valid credentials it calls the next handler. +// For missing or invalid credentials, it sends "401 - Unauthorized" response. +func BasicAuth(fn BasicAuthValidator) echo.MiddlewareFunc { + c := DefaultBasicAuthConfig + c.Validator = fn + return BasicAuthWithConfig(c) +} + +// BasicAuthWithConfig returns an BasicAuth middleware with config. +// See `BasicAuth()`. +func BasicAuthWithConfig(config BasicAuthConfig) echo.MiddlewareFunc { + // Defaults + if config.Validator == nil { + panic("echo: basic-auth middleware requires a validator function") + } + if config.Skipper == nil { + config.Skipper = DefaultBasicAuthConfig.Skipper + } + if config.Realm == "" { + config.Realm = defaultRealm + } + + return func(next echo.HandlerFunc) echo.HandlerFunc { + return func(c echo.Context) error { + if config.Skipper(c) { + return next(c) + } + + auth := c.Request().Header.Get(echo.HeaderAuthorization) + l := len(basic) + + if len(auth) > l+1 && strings.ToLower(auth[:l]) == basic { + b, err := base64.StdEncoding.DecodeString(auth[l+1:]) + if err != nil { + return err + } + cred := string(b) + for i := 0; i < len(cred); i++ { + if cred[i] == ':' { + // Verify credentials + valid, err := config.Validator(cred[:i], cred[i+1:], c) + if err != nil { + return err + } else if valid { + return next(c) + } + break + } + } + } + + realm := defaultRealm + if config.Realm != defaultRealm { + realm = strconv.Quote(config.Realm) + } + + // Need to return `401` for browsers to pop-up login box. + c.Response().Header().Set(echo.HeaderWWWAuthenticate, basic+" realm="+realm) + return echo.ErrUnauthorized + } + } +} diff --git a/vendor/github.com/labstack/echo/v4/middleware/body_dump.go b/vendor/github.com/labstack/echo/v4/middleware/body_dump.go new file mode 100644 index 00000000..ebd0d0ab --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/middleware/body_dump.go @@ -0,0 +1,107 @@ +package middleware + +import ( + "bufio" + "bytes" + "io" + "io/ioutil" + "net" + "net/http" + + "github.com/labstack/echo/v4" +) + +type ( + // BodyDumpConfig defines the config for BodyDump middleware. + BodyDumpConfig struct { + // Skipper defines a function to skip middleware. + Skipper Skipper + + // Handler receives request and response payload. + // Required. + Handler BodyDumpHandler + } + + // BodyDumpHandler receives the request and response payload. + BodyDumpHandler func(echo.Context, []byte, []byte) + + bodyDumpResponseWriter struct { + io.Writer + http.ResponseWriter + } +) + +var ( + // DefaultBodyDumpConfig is the default BodyDump middleware config. + DefaultBodyDumpConfig = BodyDumpConfig{ + Skipper: DefaultSkipper, + } +) + +// BodyDump returns a BodyDump middleware. +// +// BodyDump middleware captures the request and response payload and calls the +// registered handler. +func BodyDump(handler BodyDumpHandler) echo.MiddlewareFunc { + c := DefaultBodyDumpConfig + c.Handler = handler + return BodyDumpWithConfig(c) +} + +// BodyDumpWithConfig returns a BodyDump middleware with config. +// See: `BodyDump()`. +func BodyDumpWithConfig(config BodyDumpConfig) echo.MiddlewareFunc { + // Defaults + if config.Handler == nil { + panic("echo: body-dump middleware requires a handler function") + } + if config.Skipper == nil { + config.Skipper = DefaultBodyDumpConfig.Skipper + } + + return func(next echo.HandlerFunc) echo.HandlerFunc { + return func(c echo.Context) (err error) { + if config.Skipper(c) { + return next(c) + } + + // Request + reqBody := []byte{} + if c.Request().Body != nil { // Read + reqBody, _ = ioutil.ReadAll(c.Request().Body) + } + c.Request().Body = ioutil.NopCloser(bytes.NewBuffer(reqBody)) // Reset + + // Response + resBody := new(bytes.Buffer) + mw := io.MultiWriter(c.Response().Writer, resBody) + writer := &bodyDumpResponseWriter{Writer: mw, ResponseWriter: c.Response().Writer} + c.Response().Writer = writer + + if err = next(c); err != nil { + c.Error(err) + } + + // Callback + config.Handler(c, reqBody, resBody.Bytes()) + + return + } + } +} + +func (w *bodyDumpResponseWriter) WriteHeader(code int) { + w.ResponseWriter.WriteHeader(code) +} + +func (w *bodyDumpResponseWriter) Write(b []byte) (int, error) { + return w.Writer.Write(b) +} + +func (w *bodyDumpResponseWriter) Flush() { + w.ResponseWriter.(http.Flusher).Flush() +} + +func (w *bodyDumpResponseWriter) Hijack() (net.Conn, *bufio.ReadWriter, error) { + return w.ResponseWriter.(http.Hijacker).Hijack() +} diff --git a/vendor/github.com/labstack/echo/v4/middleware/body_limit.go b/vendor/github.com/labstack/echo/v4/middleware/body_limit.go new file mode 100644 index 00000000..b436bd59 --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/middleware/body_limit.go @@ -0,0 +1,117 @@ +package middleware + +import ( + "fmt" + "io" + "sync" + + "github.com/labstack/echo/v4" + "github.com/labstack/gommon/bytes" +) + +type ( + // BodyLimitConfig defines the config for BodyLimit middleware. + BodyLimitConfig struct { + // Skipper defines a function to skip middleware. + Skipper Skipper + + // Maximum allowed size for a request body, it can be specified + // as `4x` or `4xB`, where x is one of the multiple from K, M, G, T or P. + Limit string `yaml:"limit"` + limit int64 + } + + limitedReader struct { + BodyLimitConfig + reader io.ReadCloser + read int64 + context echo.Context + } +) + +var ( + // DefaultBodyLimitConfig is the default BodyLimit middleware config. + DefaultBodyLimitConfig = BodyLimitConfig{ + Skipper: DefaultSkipper, + } +) + +// BodyLimit returns a BodyLimit middleware. +// +// BodyLimit middleware sets the maximum allowed size for a request body, if the +// size exceeds the configured limit, it sends "413 - Request Entity Too Large" +// response. The BodyLimit is determined based on both `Content-Length` request +// header and actual content read, which makes it super secure. +// Limit can be specified as `4x` or `4xB`, where x is one of the multiple from K, M, +// G, T or P. +func BodyLimit(limit string) echo.MiddlewareFunc { + c := DefaultBodyLimitConfig + c.Limit = limit + return BodyLimitWithConfig(c) +} + +// BodyLimitWithConfig returns a BodyLimit middleware with config. +// See: `BodyLimit()`. +func BodyLimitWithConfig(config BodyLimitConfig) echo.MiddlewareFunc { + // Defaults + if config.Skipper == nil { + config.Skipper = DefaultBodyLimitConfig.Skipper + } + + limit, err := bytes.Parse(config.Limit) + if err != nil { + panic(fmt.Errorf("echo: invalid body-limit=%s", config.Limit)) + } + config.limit = limit + pool := limitedReaderPool(config) + + return func(next echo.HandlerFunc) echo.HandlerFunc { + return func(c echo.Context) error { + if config.Skipper(c) { + return next(c) + } + + req := c.Request() + + // Based on content length + if req.ContentLength > config.limit { + return echo.ErrStatusRequestEntityTooLarge + } + + // Based on content read + r := pool.Get().(*limitedReader) + r.Reset(req.Body, c) + defer pool.Put(r) + req.Body = r + + return next(c) + } + } +} + +func (r *limitedReader) Read(b []byte) (n int, err error) { + n, err = r.reader.Read(b) + r.read += int64(n) + if r.read > r.limit { + return n, echo.ErrStatusRequestEntityTooLarge + } + return +} + +func (r *limitedReader) Close() error { + return r.reader.Close() +} + +func (r *limitedReader) Reset(reader io.ReadCloser, context echo.Context) { + r.reader = reader + r.context = context + r.read = 0 +} + +func limitedReaderPool(c BodyLimitConfig) sync.Pool { + return sync.Pool{ + New: func() interface{} { + return &limitedReader{BodyLimitConfig: c} + }, + } +} diff --git a/vendor/github.com/labstack/echo/v4/middleware/compress.go b/vendor/github.com/labstack/echo/v4/middleware/compress.go new file mode 100644 index 00000000..89da16ef --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/middleware/compress.go @@ -0,0 +1,121 @@ +package middleware + +import ( + "bufio" + "compress/gzip" + "io" + "io/ioutil" + "net" + "net/http" + "strings" + + "github.com/labstack/echo/v4" +) + +type ( + // GzipConfig defines the config for Gzip middleware. + GzipConfig struct { + // Skipper defines a function to skip middleware. + Skipper Skipper + + // Gzip compression level. + // Optional. Default value -1. + Level int `yaml:"level"` + } + + gzipResponseWriter struct { + io.Writer + http.ResponseWriter + } +) + +const ( + gzipScheme = "gzip" +) + +var ( + // DefaultGzipConfig is the default Gzip middleware config. + DefaultGzipConfig = GzipConfig{ + Skipper: DefaultSkipper, + Level: -1, + } +) + +// Gzip returns a middleware which compresses HTTP response using gzip compression +// scheme. +func Gzip() echo.MiddlewareFunc { + return GzipWithConfig(DefaultGzipConfig) +} + +// GzipWithConfig return Gzip middleware with config. +// See: `Gzip()`. +func GzipWithConfig(config GzipConfig) echo.MiddlewareFunc { + // Defaults + if config.Skipper == nil { + config.Skipper = DefaultGzipConfig.Skipper + } + if config.Level == 0 { + config.Level = DefaultGzipConfig.Level + } + + return func(next echo.HandlerFunc) echo.HandlerFunc { + return func(c echo.Context) error { + if config.Skipper(c) { + return next(c) + } + + res := c.Response() + res.Header().Add(echo.HeaderVary, echo.HeaderAcceptEncoding) + if strings.Contains(c.Request().Header.Get(echo.HeaderAcceptEncoding), gzipScheme) { + res.Header().Set(echo.HeaderContentEncoding, gzipScheme) // Issue #806 + rw := res.Writer + w, err := gzip.NewWriterLevel(rw, config.Level) + if err != nil { + return err + } + defer func() { + if res.Size == 0 { + if res.Header().Get(echo.HeaderContentEncoding) == gzipScheme { + res.Header().Del(echo.HeaderContentEncoding) + } + // We have to reset response to it's pristine state when + // nothing is written to body or error is returned. + // See issue #424, #407. + res.Writer = rw + w.Reset(ioutil.Discard) + } + w.Close() + }() + grw := &gzipResponseWriter{Writer: w, ResponseWriter: rw} + res.Writer = grw + } + return next(c) + } + } +} + +func (w *gzipResponseWriter) WriteHeader(code int) { + if code == http.StatusNoContent { // Issue #489 + w.ResponseWriter.Header().Del(echo.HeaderContentEncoding) + } + w.Header().Del(echo.HeaderContentLength) // Issue #444 + w.ResponseWriter.WriteHeader(code) +} + +func (w *gzipResponseWriter) Write(b []byte) (int, error) { + if w.Header().Get(echo.HeaderContentType) == "" { + w.Header().Set(echo.HeaderContentType, http.DetectContentType(b)) + } + return w.Writer.Write(b) +} + +func (w *gzipResponseWriter) Flush() { + w.Writer.(*gzip.Writer).Flush() + if flusher, ok := w.ResponseWriter.(http.Flusher); ok { + flusher.Flush() + } +} + +func (w *gzipResponseWriter) Hijack() (net.Conn, *bufio.ReadWriter, error) { + return w.ResponseWriter.(http.Hijacker).Hijack() +} diff --git a/vendor/github.com/labstack/echo/v4/middleware/cors.go b/vendor/github.com/labstack/echo/v4/middleware/cors.go new file mode 100644 index 00000000..5dfe31f9 --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/middleware/cors.go @@ -0,0 +1,147 @@ +package middleware + +import ( + "net/http" + "strconv" + "strings" + + "github.com/labstack/echo/v4" +) + +type ( + // CORSConfig defines the config for CORS middleware. + CORSConfig struct { + // Skipper defines a function to skip middleware. + Skipper Skipper + + // AllowOrigin defines a list of origins that may access the resource. + // Optional. Default value []string{"*"}. + AllowOrigins []string `yaml:"allow_origins"` + + // AllowMethods defines a list methods allowed when accessing the resource. + // This is used in response to a preflight request. + // Optional. Default value DefaultCORSConfig.AllowMethods. + AllowMethods []string `yaml:"allow_methods"` + + // AllowHeaders defines a list of request headers that can be used when + // making the actual request. This is in response to a preflight request. + // Optional. Default value []string{}. + AllowHeaders []string `yaml:"allow_headers"` + + // AllowCredentials indicates whether or not the response to the request + // can be exposed when the credentials flag is true. When used as part of + // a response to a preflight request, this indicates whether or not the + // actual request can be made using credentials. + // Optional. Default value false. + AllowCredentials bool `yaml:"allow_credentials"` + + // ExposeHeaders defines a whitelist headers that clients are allowed to + // access. + // Optional. Default value []string{}. + ExposeHeaders []string `yaml:"expose_headers"` + + // MaxAge indicates how long (in seconds) the results of a preflight request + // can be cached. + // Optional. Default value 0. + MaxAge int `yaml:"max_age"` + } +) + +var ( + // DefaultCORSConfig is the default CORS middleware config. + DefaultCORSConfig = CORSConfig{ + Skipper: DefaultSkipper, + AllowOrigins: []string{"*"}, + AllowMethods: []string{http.MethodGet, http.MethodHead, http.MethodPut, http.MethodPatch, http.MethodPost, http.MethodDelete}, + } +) + +// CORS returns a Cross-Origin Resource Sharing (CORS) middleware. +// See: https://developer.mozilla.org/en/docs/Web/HTTP/Access_control_CORS +func CORS() echo.MiddlewareFunc { + return CORSWithConfig(DefaultCORSConfig) +} + +// CORSWithConfig returns a CORS middleware with config. +// See: `CORS()`. +func CORSWithConfig(config CORSConfig) echo.MiddlewareFunc { + // Defaults + if config.Skipper == nil { + config.Skipper = DefaultCORSConfig.Skipper + } + if len(config.AllowOrigins) == 0 { + config.AllowOrigins = DefaultCORSConfig.AllowOrigins + } + if len(config.AllowMethods) == 0 { + config.AllowMethods = DefaultCORSConfig.AllowMethods + } + + allowMethods := strings.Join(config.AllowMethods, ",") + allowHeaders := strings.Join(config.AllowHeaders, ",") + exposeHeaders := strings.Join(config.ExposeHeaders, ",") + maxAge := strconv.Itoa(config.MaxAge) + + return func(next echo.HandlerFunc) echo.HandlerFunc { + return func(c echo.Context) error { + if config.Skipper(c) { + return next(c) + } + + req := c.Request() + res := c.Response() + origin := req.Header.Get(echo.HeaderOrigin) + allowOrigin := "" + + // Check allowed origins + for _, o := range config.AllowOrigins { + if o == "*" && config.AllowCredentials { + allowOrigin = origin + break + } + if o == "*" || o == origin { + allowOrigin = o + break + } + if matchSubdomain(origin, o) { + allowOrigin = origin + break + } + } + + // Simple request + if req.Method != http.MethodOptions { + res.Header().Add(echo.HeaderVary, echo.HeaderOrigin) + res.Header().Set(echo.HeaderAccessControlAllowOrigin, allowOrigin) + if config.AllowCredentials { + res.Header().Set(echo.HeaderAccessControlAllowCredentials, "true") + } + if exposeHeaders != "" { + res.Header().Set(echo.HeaderAccessControlExposeHeaders, exposeHeaders) + } + return next(c) + } + + // Preflight request + res.Header().Add(echo.HeaderVary, echo.HeaderOrigin) + res.Header().Add(echo.HeaderVary, echo.HeaderAccessControlRequestMethod) + res.Header().Add(echo.HeaderVary, echo.HeaderAccessControlRequestHeaders) + res.Header().Set(echo.HeaderAccessControlAllowOrigin, allowOrigin) + res.Header().Set(echo.HeaderAccessControlAllowMethods, allowMethods) + if config.AllowCredentials { + res.Header().Set(echo.HeaderAccessControlAllowCredentials, "true") + } + if allowHeaders != "" { + res.Header().Set(echo.HeaderAccessControlAllowHeaders, allowHeaders) + } else { + h := req.Header.Get(echo.HeaderAccessControlRequestHeaders) + if h != "" { + res.Header().Set(echo.HeaderAccessControlAllowHeaders, h) + } + } + if config.MaxAge > 0 { + res.Header().Set(echo.HeaderAccessControlMaxAge, maxAge) + } + return c.NoContent(http.StatusNoContent) + } + } +} diff --git a/vendor/github.com/labstack/echo/v4/middleware/csrf.go b/vendor/github.com/labstack/echo/v4/middleware/csrf.go new file mode 100644 index 00000000..09a66bb6 --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/middleware/csrf.go @@ -0,0 +1,210 @@ +package middleware + +import ( + "crypto/subtle" + "errors" + "net/http" + "strings" + "time" + + "github.com/labstack/echo/v4" + "github.com/labstack/gommon/random" +) + +type ( + // CSRFConfig defines the config for CSRF middleware. + CSRFConfig struct { + // Skipper defines a function to skip middleware. + Skipper Skipper + + // TokenLength is the length of the generated token. + TokenLength uint8 `yaml:"token_length"` + // Optional. Default value 32. + + // TokenLookup is a string in the form of ":" that is used + // to extract token from the request. + // Optional. Default value "header:X-CSRF-Token". + // Possible values: + // - "header:" + // - "form:" + // - "query:" + TokenLookup string `yaml:"token_lookup"` + + // Context key to store generated CSRF token into context. + // Optional. Default value "csrf". + ContextKey string `yaml:"context_key"` + + // Name of the CSRF cookie. This cookie will store CSRF token. + // Optional. Default value "csrf". + CookieName string `yaml:"cookie_name"` + + // Domain of the CSRF cookie. + // Optional. Default value none. + CookieDomain string `yaml:"cookie_domain"` + + // Path of the CSRF cookie. + // Optional. Default value none. + CookiePath string `yaml:"cookie_path"` + + // Max age (in seconds) of the CSRF cookie. + // Optional. Default value 86400 (24hr). + CookieMaxAge int `yaml:"cookie_max_age"` + + // Indicates if CSRF cookie is secure. + // Optional. Default value false. + CookieSecure bool `yaml:"cookie_secure"` + + // Indicates if CSRF cookie is HTTP only. + // Optional. Default value false. + CookieHTTPOnly bool `yaml:"cookie_http_only"` + } + + // csrfTokenExtractor defines a function that takes `echo.Context` and returns + // either a token or an error. + csrfTokenExtractor func(echo.Context) (string, error) +) + +var ( + // DefaultCSRFConfig is the default CSRF middleware config. + DefaultCSRFConfig = CSRFConfig{ + Skipper: DefaultSkipper, + TokenLength: 32, + TokenLookup: "header:" + echo.HeaderXCSRFToken, + ContextKey: "csrf", + CookieName: "_csrf", + CookieMaxAge: 86400, + } +) + +// CSRF returns a Cross-Site Request Forgery (CSRF) middleware. +// See: https://en.wikipedia.org/wiki/Cross-site_request_forgery +func CSRF() echo.MiddlewareFunc { + c := DefaultCSRFConfig + return CSRFWithConfig(c) +} + +// CSRFWithConfig returns a CSRF middleware with config. +// See `CSRF()`. +func CSRFWithConfig(config CSRFConfig) echo.MiddlewareFunc { + // Defaults + if config.Skipper == nil { + config.Skipper = DefaultCSRFConfig.Skipper + } + if config.TokenLength == 0 { + config.TokenLength = DefaultCSRFConfig.TokenLength + } + if config.TokenLookup == "" { + config.TokenLookup = DefaultCSRFConfig.TokenLookup + } + if config.ContextKey == "" { + config.ContextKey = DefaultCSRFConfig.ContextKey + } + if config.CookieName == "" { + config.CookieName = DefaultCSRFConfig.CookieName + } + if config.CookieMaxAge == 0 { + config.CookieMaxAge = DefaultCSRFConfig.CookieMaxAge + } + + // Initialize + parts := strings.Split(config.TokenLookup, ":") + extractor := csrfTokenFromHeader(parts[1]) + switch parts[0] { + case "form": + extractor = csrfTokenFromForm(parts[1]) + case "query": + extractor = csrfTokenFromQuery(parts[1]) + } + + return func(next echo.HandlerFunc) echo.HandlerFunc { + return func(c echo.Context) error { + if config.Skipper(c) { + return next(c) + } + + req := c.Request() + k, err := c.Cookie(config.CookieName) + token := "" + + // Generate token + if err != nil { + token = random.String(config.TokenLength) + } else { + // Reuse token + token = k.Value + } + + switch req.Method { + case http.MethodGet, http.MethodHead, http.MethodOptions, http.MethodTrace: + default: + // Validate token only for requests which are not defined as 'safe' by RFC7231 + clientToken, err := extractor(c) + if err != nil { + return echo.NewHTTPError(http.StatusBadRequest, err.Error()) + } + if !validateCSRFToken(token, clientToken) { + return echo.NewHTTPError(http.StatusForbidden, "invalid csrf token") + } + } + + // Set CSRF cookie + cookie := new(http.Cookie) + cookie.Name = config.CookieName + cookie.Value = token + if config.CookiePath != "" { + cookie.Path = config.CookiePath + } + if config.CookieDomain != "" { + cookie.Domain = config.CookieDomain + } + cookie.Expires = time.Now().Add(time.Duration(config.CookieMaxAge) * time.Second) + cookie.Secure = config.CookieSecure + cookie.HttpOnly = config.CookieHTTPOnly + c.SetCookie(cookie) + + // Store token in the context + c.Set(config.ContextKey, token) + + // Protect clients from caching the response + c.Response().Header().Add(echo.HeaderVary, echo.HeaderCookie) + + return next(c) + } + } +} + +// csrfTokenFromForm returns a `csrfTokenExtractor` that extracts token from the +// provided request header. +func csrfTokenFromHeader(header string) csrfTokenExtractor { + return func(c echo.Context) (string, error) { + return c.Request().Header.Get(header), nil + } +} + +// csrfTokenFromForm returns a `csrfTokenExtractor` that extracts token from the +// provided form parameter. +func csrfTokenFromForm(param string) csrfTokenExtractor { + return func(c echo.Context) (string, error) { + token := c.FormValue(param) + if token == "" { + return "", errors.New("missing csrf token in the form parameter") + } + return token, nil + } +} + +// csrfTokenFromQuery returns a `csrfTokenExtractor` that extracts token from the +// provided query parameter. +func csrfTokenFromQuery(param string) csrfTokenExtractor { + return func(c echo.Context) (string, error) { + token := c.QueryParam(param) + if token == "" { + return "", errors.New("missing csrf token in the query string") + } + return token, nil + } +} + +func validateCSRFToken(token, clientToken string) bool { + return subtle.ConstantTimeCompare([]byte(token), []byte(clientToken)) == 1 +} diff --git a/vendor/github.com/labstack/echo/v4/middleware/jwt.go b/vendor/github.com/labstack/echo/v4/middleware/jwt.go new file mode 100644 index 00000000..3c7c4868 --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/middleware/jwt.go @@ -0,0 +1,267 @@ +package middleware + +import ( + "fmt" + "net/http" + "reflect" + "strings" + + "github.com/dgrijalva/jwt-go" + "github.com/labstack/echo/v4" +) + +type ( + // JWTConfig defines the config for JWT middleware. + JWTConfig struct { + // Skipper defines a function to skip middleware. + Skipper Skipper + + // BeforeFunc defines a function which is executed just before the middleware. + BeforeFunc BeforeFunc + + // SuccessHandler defines a function which is executed for a valid token. + SuccessHandler JWTSuccessHandler + + // ErrorHandler defines a function which is executed for an invalid token. + // It may be used to define a custom JWT error. + ErrorHandler JWTErrorHandler + + // ErrorHandlerWithContext is almost identical to ErrorHandler, but it's passed the current context. + ErrorHandlerWithContext JWTErrorHandlerWithContext + + // Signing key to validate token. Used as fallback if SigningKeys has length 0. + // Required. This or SigningKeys. + SigningKey interface{} + + // Map of signing keys to validate token with kid field usage. + // Required. This or SigningKey. + SigningKeys map[string]interface{} + + // Signing method, used to check token signing method. + // Optional. Default value HS256. + SigningMethod string + + // Context key to store user information from the token into context. + // Optional. Default value "user". + ContextKey string + + // Claims are extendable claims data defining token content. + // Optional. Default value jwt.MapClaims + Claims jwt.Claims + + // TokenLookup is a string in the form of ":" that is used + // to extract token from the request. + // Optional. Default value "header:Authorization". + // Possible values: + // - "header:" + // - "query:" + // - "param:" + // - "cookie:" + TokenLookup string + + // AuthScheme to be used in the Authorization header. + // Optional. Default value "Bearer". + AuthScheme string + + keyFunc jwt.Keyfunc + } + + // JWTSuccessHandler defines a function which is executed for a valid token. + JWTSuccessHandler func(echo.Context) + + // JWTErrorHandler defines a function which is executed for an invalid token. + JWTErrorHandler func(error) error + + // JWTErrorHandlerWithContext is almost identical to JWTErrorHandler, but it's passed the current context. + JWTErrorHandlerWithContext func(error, echo.Context) error + + jwtExtractor func(echo.Context) (string, error) +) + +// Algorithms +const ( + AlgorithmHS256 = "HS256" +) + +// Errors +var ( + ErrJWTMissing = echo.NewHTTPError(http.StatusBadRequest, "missing or malformed jwt") +) + +var ( + // DefaultJWTConfig is the default JWT auth middleware config. + DefaultJWTConfig = JWTConfig{ + Skipper: DefaultSkipper, + SigningMethod: AlgorithmHS256, + ContextKey: "user", + TokenLookup: "header:" + echo.HeaderAuthorization, + AuthScheme: "Bearer", + Claims: jwt.MapClaims{}, + } +) + +// JWT returns a JSON Web Token (JWT) auth middleware. +// +// For valid token, it sets the user in context and calls next handler. +// For invalid token, it returns "401 - Unauthorized" error. +// For missing token, it returns "400 - Bad Request" error. +// +// See: https://jwt.io/introduction +// See `JWTConfig.TokenLookup` +func JWT(key interface{}) echo.MiddlewareFunc { + c := DefaultJWTConfig + c.SigningKey = key + return JWTWithConfig(c) +} + +// JWTWithConfig returns a JWT auth middleware with config. +// See: `JWT()`. +func JWTWithConfig(config JWTConfig) echo.MiddlewareFunc { + // Defaults + if config.Skipper == nil { + config.Skipper = DefaultJWTConfig.Skipper + } + if config.SigningKey == nil && len(config.SigningKeys) == 0 { + panic("echo: jwt middleware requires signing key") + } + if config.SigningMethod == "" { + config.SigningMethod = DefaultJWTConfig.SigningMethod + } + if config.ContextKey == "" { + config.ContextKey = DefaultJWTConfig.ContextKey + } + if config.Claims == nil { + config.Claims = DefaultJWTConfig.Claims + } + if config.TokenLookup == "" { + config.TokenLookup = DefaultJWTConfig.TokenLookup + } + if config.AuthScheme == "" { + config.AuthScheme = DefaultJWTConfig.AuthScheme + } + config.keyFunc = func(t *jwt.Token) (interface{}, error) { + // Check the signing method + if t.Method.Alg() != config.SigningMethod { + return nil, fmt.Errorf("unexpected jwt signing method=%v", t.Header["alg"]) + } + if len(config.SigningKeys) > 0 { + if kid, ok := t.Header["kid"].(string); ok { + if key, ok := config.SigningKeys[kid]; ok { + return key, nil + } + } + return nil, fmt.Errorf("unexpected jwt key id=%v", t.Header["kid"]) + } + + return config.SigningKey, nil + } + + // Initialize + parts := strings.Split(config.TokenLookup, ":") + extractor := jwtFromHeader(parts[1], config.AuthScheme) + switch parts[0] { + case "query": + extractor = jwtFromQuery(parts[1]) + case "param": + extractor = jwtFromParam(parts[1]) + case "cookie": + extractor = jwtFromCookie(parts[1]) + } + + return func(next echo.HandlerFunc) echo.HandlerFunc { + return func(c echo.Context) error { + if config.Skipper(c) { + return next(c) + } + + if config.BeforeFunc != nil { + config.BeforeFunc(c) + } + + auth, err := extractor(c) + if err != nil { + if config.ErrorHandler != nil { + return config.ErrorHandler(err) + } + + if config.ErrorHandlerWithContext != nil { + return config.ErrorHandlerWithContext(err, c) + } + return err + } + token := new(jwt.Token) + // Issue #647, #656 + if _, ok := config.Claims.(jwt.MapClaims); ok { + token, err = jwt.Parse(auth, config.keyFunc) + } else { + t := reflect.ValueOf(config.Claims).Type().Elem() + claims := reflect.New(t).Interface().(jwt.Claims) + token, err = jwt.ParseWithClaims(auth, claims, config.keyFunc) + } + if err == nil && token.Valid { + // Store user information from token into context. + c.Set(config.ContextKey, token) + if config.SuccessHandler != nil { + config.SuccessHandler(c) + } + return next(c) + } + if config.ErrorHandler != nil { + return config.ErrorHandler(err) + } + if config.ErrorHandlerWithContext != nil { + return config.ErrorHandlerWithContext(err, c) + } + return &echo.HTTPError{ + Code: http.StatusUnauthorized, + Message: "invalid or expired jwt", + Internal: err, + } + } + } +} + +// jwtFromHeader returns a `jwtExtractor` that extracts token from the request header. +func jwtFromHeader(header string, authScheme string) jwtExtractor { + return func(c echo.Context) (string, error) { + auth := c.Request().Header.Get(header) + l := len(authScheme) + if len(auth) > l+1 && auth[:l] == authScheme { + return auth[l+1:], nil + } + return "", ErrJWTMissing + } +} + +// jwtFromQuery returns a `jwtExtractor` that extracts token from the query string. +func jwtFromQuery(param string) jwtExtractor { + return func(c echo.Context) (string, error) { + token := c.QueryParam(param) + if token == "" { + return "", ErrJWTMissing + } + return token, nil + } +} + +// jwtFromParam returns a `jwtExtractor` that extracts token from the url param string. +func jwtFromParam(param string) jwtExtractor { + return func(c echo.Context) (string, error) { + token := c.Param(param) + if token == "" { + return "", ErrJWTMissing + } + return token, nil + } +} + +// jwtFromCookie returns a `jwtExtractor` that extracts token from the named cookie. +func jwtFromCookie(name string) jwtExtractor { + return func(c echo.Context) (string, error) { + cookie, err := c.Cookie(name) + if err != nil { + return "", ErrJWTMissing + } + return cookie.Value, nil + } +} diff --git a/vendor/github.com/labstack/echo/v4/middleware/key_auth.go b/vendor/github.com/labstack/echo/v4/middleware/key_auth.go new file mode 100644 index 00000000..94cfd142 --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/middleware/key_auth.go @@ -0,0 +1,153 @@ +package middleware + +import ( + "errors" + "net/http" + "strings" + + "github.com/labstack/echo/v4" +) + +type ( + // KeyAuthConfig defines the config for KeyAuth middleware. + KeyAuthConfig struct { + // Skipper defines a function to skip middleware. + Skipper Skipper + + // KeyLookup is a string in the form of ":" that is used + // to extract key from the request. + // Optional. Default value "header:Authorization". + // Possible values: + // - "header:" + // - "query:" + // - "form:" + KeyLookup string `yaml:"key_lookup"` + + // AuthScheme to be used in the Authorization header. + // Optional. Default value "Bearer". + AuthScheme string + + // Validator is a function to validate key. + // Required. + Validator KeyAuthValidator + } + + // KeyAuthValidator defines a function to validate KeyAuth credentials. + KeyAuthValidator func(string, echo.Context) (bool, error) + + keyExtractor func(echo.Context) (string, error) +) + +var ( + // DefaultKeyAuthConfig is the default KeyAuth middleware config. + DefaultKeyAuthConfig = KeyAuthConfig{ + Skipper: DefaultSkipper, + KeyLookup: "header:" + echo.HeaderAuthorization, + AuthScheme: "Bearer", + } +) + +// KeyAuth returns an KeyAuth middleware. +// +// For valid key it calls the next handler. +// For invalid key, it sends "401 - Unauthorized" response. +// For missing key, it sends "400 - Bad Request" response. +func KeyAuth(fn KeyAuthValidator) echo.MiddlewareFunc { + c := DefaultKeyAuthConfig + c.Validator = fn + return KeyAuthWithConfig(c) +} + +// KeyAuthWithConfig returns an KeyAuth middleware with config. +// See `KeyAuth()`. +func KeyAuthWithConfig(config KeyAuthConfig) echo.MiddlewareFunc { + // Defaults + if config.Skipper == nil { + config.Skipper = DefaultKeyAuthConfig.Skipper + } + // Defaults + if config.AuthScheme == "" { + config.AuthScheme = DefaultKeyAuthConfig.AuthScheme + } + if config.KeyLookup == "" { + config.KeyLookup = DefaultKeyAuthConfig.KeyLookup + } + if config.Validator == nil { + panic("echo: key-auth middleware requires a validator function") + } + + // Initialize + parts := strings.Split(config.KeyLookup, ":") + extractor := keyFromHeader(parts[1], config.AuthScheme) + switch parts[0] { + case "query": + extractor = keyFromQuery(parts[1]) + case "form": + extractor = keyFromForm(parts[1]) + } + + return func(next echo.HandlerFunc) echo.HandlerFunc { + return func(c echo.Context) error { + if config.Skipper(c) { + return next(c) + } + + // Extract and verify key + key, err := extractor(c) + if err != nil { + return echo.NewHTTPError(http.StatusBadRequest, err.Error()) + } + valid, err := config.Validator(key, c) + if err != nil { + return &echo.HTTPError{ + Code: http.StatusUnauthorized, + Message: "invalid key", + Internal: err, + } + } else if valid { + return next(c) + } + return echo.ErrUnauthorized + } + } +} + +// keyFromHeader returns a `keyExtractor` that extracts key from the request header. +func keyFromHeader(header string, authScheme string) keyExtractor { + return func(c echo.Context) (string, error) { + auth := c.Request().Header.Get(header) + if auth == "" { + return "", errors.New("missing key in request header") + } + if header == echo.HeaderAuthorization { + l := len(authScheme) + if len(auth) > l+1 && auth[:l] == authScheme { + return auth[l+1:], nil + } + return "", errors.New("invalid key in the request header") + } + return auth, nil + } +} + +// keyFromQuery returns a `keyExtractor` that extracts key from the query string. +func keyFromQuery(param string) keyExtractor { + return func(c echo.Context) (string, error) { + key := c.QueryParam(param) + if key == "" { + return "", errors.New("missing key in the query string") + } + return key, nil + } +} + +// keyFromForm returns a `keyExtractor` that extracts key from the form. +func keyFromForm(param string) keyExtractor { + return func(c echo.Context) (string, error) { + key := c.FormValue(param) + if key == "" { + return "", errors.New("missing key in the form") + } + return key, nil + } +} diff --git a/vendor/github.com/labstack/echo/v4/middleware/logger.go b/vendor/github.com/labstack/echo/v4/middleware/logger.go new file mode 100644 index 00000000..9baac476 --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/middleware/logger.go @@ -0,0 +1,223 @@ +package middleware + +import ( + "bytes" + "encoding/json" + "io" + "strconv" + "strings" + "sync" + "time" + + "github.com/labstack/echo/v4" + "github.com/labstack/gommon/color" + "github.com/valyala/fasttemplate" +) + +type ( + // LoggerConfig defines the config for Logger middleware. + LoggerConfig struct { + // Skipper defines a function to skip middleware. + Skipper Skipper + + // Tags to construct the logger format. + // + // - time_unix + // - time_unix_nano + // - time_rfc3339 + // - time_rfc3339_nano + // - time_custom + // - id (Request ID) + // - remote_ip + // - uri + // - host + // - method + // - path + // - protocol + // - referer + // - user_agent + // - status + // - error + // - latency (In nanoseconds) + // - latency_human (Human readable) + // - bytes_in (Bytes received) + // - bytes_out (Bytes sent) + // - header: + // - query: + // - form: + // + // Example "${remote_ip} ${status}" + // + // Optional. Default value DefaultLoggerConfig.Format. + Format string `yaml:"format"` + + // Optional. Default value DefaultLoggerConfig.CustomTimeFormat. + CustomTimeFormat string `yaml:"custom_time_format"` + + // Output is a writer where logs in JSON format are written. + // Optional. Default value os.Stdout. + Output io.Writer + + template *fasttemplate.Template + colorer *color.Color + pool *sync.Pool + } +) + +var ( + // DefaultLoggerConfig is the default Logger middleware config. + DefaultLoggerConfig = LoggerConfig{ + Skipper: DefaultSkipper, + Format: `{"time":"${time_rfc3339_nano}","id":"${id}","remote_ip":"${remote_ip}",` + + `"host":"${host}","method":"${method}","uri":"${uri}","user_agent":"${user_agent}",` + + `"status":${status},"error":"${error}","latency":${latency},"latency_human":"${latency_human}"` + + `,"bytes_in":${bytes_in},"bytes_out":${bytes_out}}` + "\n", + CustomTimeFormat: "2006-01-02 15:04:05.00000", + colorer: color.New(), + } +) + +// Logger returns a middleware that logs HTTP requests. +func Logger() echo.MiddlewareFunc { + return LoggerWithConfig(DefaultLoggerConfig) +} + +// LoggerWithConfig returns a Logger middleware with config. +// See: `Logger()`. +func LoggerWithConfig(config LoggerConfig) echo.MiddlewareFunc { + // Defaults + if config.Skipper == nil { + config.Skipper = DefaultLoggerConfig.Skipper + } + if config.Format == "" { + config.Format = DefaultLoggerConfig.Format + } + if config.Output == nil { + config.Output = DefaultLoggerConfig.Output + } + + config.template = fasttemplate.New(config.Format, "${", "}") + config.colorer = color.New() + config.colorer.SetOutput(config.Output) + config.pool = &sync.Pool{ + New: func() interface{} { + return bytes.NewBuffer(make([]byte, 256)) + }, + } + + return func(next echo.HandlerFunc) echo.HandlerFunc { + return func(c echo.Context) (err error) { + if config.Skipper(c) { + return next(c) + } + + req := c.Request() + res := c.Response() + start := time.Now() + if err = next(c); err != nil { + c.Error(err) + } + stop := time.Now() + buf := config.pool.Get().(*bytes.Buffer) + buf.Reset() + defer config.pool.Put(buf) + + if _, err = config.template.ExecuteFunc(buf, func(w io.Writer, tag string) (int, error) { + switch tag { + case "time_unix": + return buf.WriteString(strconv.FormatInt(time.Now().Unix(), 10)) + case "time_unix_nano": + return buf.WriteString(strconv.FormatInt(time.Now().UnixNano(), 10)) + case "time_rfc3339": + return buf.WriteString(time.Now().Format(time.RFC3339)) + case "time_rfc3339_nano": + return buf.WriteString(time.Now().Format(time.RFC3339Nano)) + case "time_custom": + return buf.WriteString(time.Now().Format(config.CustomTimeFormat)) + case "id": + id := req.Header.Get(echo.HeaderXRequestID) + if id == "" { + id = res.Header().Get(echo.HeaderXRequestID) + } + return buf.WriteString(id) + case "remote_ip": + return buf.WriteString(c.RealIP()) + case "host": + return buf.WriteString(req.Host) + case "uri": + return buf.WriteString(req.RequestURI) + case "method": + return buf.WriteString(req.Method) + case "path": + p := req.URL.Path + if p == "" { + p = "/" + } + return buf.WriteString(p) + case "protocol": + return buf.WriteString(req.Proto) + case "referer": + return buf.WriteString(req.Referer()) + case "user_agent": + return buf.WriteString(req.UserAgent()) + case "status": + n := res.Status + s := config.colorer.Green(n) + switch { + case n >= 500: + s = config.colorer.Red(n) + case n >= 400: + s = config.colorer.Yellow(n) + case n >= 300: + s = config.colorer.Cyan(n) + } + return buf.WriteString(s) + case "error": + if err != nil { + // Error may contain invalid JSON e.g. `"` + b, _ := json.Marshal(err.Error()) + b = b[1 : len(b)-1] + return buf.Write(b) + } + case "latency": + l := stop.Sub(start) + return buf.WriteString(strconv.FormatInt(int64(l), 10)) + case "latency_human": + return buf.WriteString(stop.Sub(start).String()) + case "bytes_in": + cl := req.Header.Get(echo.HeaderContentLength) + if cl == "" { + cl = "0" + } + return buf.WriteString(cl) + case "bytes_out": + return buf.WriteString(strconv.FormatInt(res.Size, 10)) + default: + switch { + case strings.HasPrefix(tag, "header:"): + return buf.Write([]byte(c.Request().Header.Get(tag[7:]))) + case strings.HasPrefix(tag, "query:"): + return buf.Write([]byte(c.QueryParam(tag[6:]))) + case strings.HasPrefix(tag, "form:"): + return buf.Write([]byte(c.FormValue(tag[5:]))) + case strings.HasPrefix(tag, "cookie:"): + cookie, err := c.Cookie(tag[7:]) + if err == nil { + return buf.Write([]byte(cookie.Value)) + } + } + } + return 0, nil + }); err != nil { + return + } + + if config.Output == nil { + _, err = c.Logger().Output().Write(buf.Bytes()) + return + } + _, err = config.Output.Write(buf.Bytes()) + return + } + } +} diff --git a/vendor/github.com/labstack/echo/v4/middleware/method_override.go b/vendor/github.com/labstack/echo/v4/middleware/method_override.go new file mode 100644 index 00000000..92b14d2e --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/middleware/method_override.go @@ -0,0 +1,92 @@ +package middleware + +import ( + "net/http" + + "github.com/labstack/echo/v4" +) + +type ( + // MethodOverrideConfig defines the config for MethodOverride middleware. + MethodOverrideConfig struct { + // Skipper defines a function to skip middleware. + Skipper Skipper + + // Getter is a function that gets overridden method from the request. + // Optional. Default values MethodFromHeader(echo.HeaderXHTTPMethodOverride). + Getter MethodOverrideGetter + } + + // MethodOverrideGetter is a function that gets overridden method from the request + MethodOverrideGetter func(echo.Context) string +) + +var ( + // DefaultMethodOverrideConfig is the default MethodOverride middleware config. + DefaultMethodOverrideConfig = MethodOverrideConfig{ + Skipper: DefaultSkipper, + Getter: MethodFromHeader(echo.HeaderXHTTPMethodOverride), + } +) + +// MethodOverride returns a MethodOverride middleware. +// MethodOverride middleware checks for the overridden method from the request and +// uses it instead of the original method. +// +// For security reasons, only `POST` method can be overridden. +func MethodOverride() echo.MiddlewareFunc { + return MethodOverrideWithConfig(DefaultMethodOverrideConfig) +} + +// MethodOverrideWithConfig returns a MethodOverride middleware with config. +// See: `MethodOverride()`. +func MethodOverrideWithConfig(config MethodOverrideConfig) echo.MiddlewareFunc { + // Defaults + if config.Skipper == nil { + config.Skipper = DefaultMethodOverrideConfig.Skipper + } + if config.Getter == nil { + config.Getter = DefaultMethodOverrideConfig.Getter + } + + return func(next echo.HandlerFunc) echo.HandlerFunc { + return func(c echo.Context) error { + if config.Skipper(c) { + return next(c) + } + + req := c.Request() + if req.Method == http.MethodPost { + m := config.Getter(c) + if m != "" { + req.Method = m + } + } + return next(c) + } + } +} + +// MethodFromHeader is a `MethodOverrideGetter` that gets overridden method from +// the request header. +func MethodFromHeader(header string) MethodOverrideGetter { + return func(c echo.Context) string { + return c.Request().Header.Get(header) + } +} + +// MethodFromForm is a `MethodOverrideGetter` that gets overridden method from the +// form parameter. +func MethodFromForm(param string) MethodOverrideGetter { + return func(c echo.Context) string { + return c.FormValue(param) + } +} + +// MethodFromQuery is a `MethodOverrideGetter` that gets overridden method from +// the query parameter. +func MethodFromQuery(param string) MethodOverrideGetter { + return func(c echo.Context) string { + return c.QueryParam(param) + } +} diff --git a/vendor/github.com/labstack/echo/v4/middleware/middleware.go b/vendor/github.com/labstack/echo/v4/middleware/middleware.go new file mode 100644 index 00000000..d0b7153c --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/middleware/middleware.go @@ -0,0 +1,38 @@ +package middleware + +import ( + "regexp" + "strconv" + "strings" + + "github.com/labstack/echo/v4" +) + +type ( + // Skipper defines a function to skip middleware. Returning true skips processing + // the middleware. + Skipper func(echo.Context) bool + + // BeforeFunc defines a function which is executed just before the middleware. + BeforeFunc func(echo.Context) +) + +func captureTokens(pattern *regexp.Regexp, input string) *strings.Replacer { + groups := pattern.FindAllStringSubmatch(input, -1) + if groups == nil { + return nil + } + values := groups[0][1:] + replace := make([]string, 2*len(values)) + for i, v := range values { + j := 2 * i + replace[j] = "$" + strconv.Itoa(i+1) + replace[j+1] = v + } + return strings.NewReplacer(replace...) +} + +// DefaultSkipper returns false which processes the middleware. +func DefaultSkipper(echo.Context) bool { + return false +} diff --git a/vendor/github.com/labstack/echo/v4/middleware/proxy.go b/vendor/github.com/labstack/echo/v4/middleware/proxy.go new file mode 100644 index 00000000..1da370db --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/middleware/proxy.go @@ -0,0 +1,261 @@ +package middleware + +import ( + "fmt" + "io" + "math/rand" + "net" + "net/http" + "net/url" + "regexp" + "strings" + "sync" + "sync/atomic" + "time" + + "github.com/labstack/echo/v4" +) + +// TODO: Handle TLS proxy + +type ( + // ProxyConfig defines the config for Proxy middleware. + ProxyConfig struct { + // Skipper defines a function to skip middleware. + Skipper Skipper + + // Balancer defines a load balancing technique. + // Required. + Balancer ProxyBalancer + + // Rewrite defines URL path rewrite rules. The values captured in asterisk can be + // retrieved by index e.g. $1, $2 and so on. + // Examples: + // "/old": "/new", + // "/api/*": "/$1", + // "/js/*": "/public/javascripts/$1", + // "/users/*/orders/*": "/user/$1/order/$2", + Rewrite map[string]string + + // Context key to store selected ProxyTarget into context. + // Optional. Default value "target". + ContextKey string + + // To customize the transport to remote. + // Examples: If custom TLS certificates are required. + Transport http.RoundTripper + + rewriteRegex map[*regexp.Regexp]string + } + + // ProxyTarget defines the upstream target. + ProxyTarget struct { + Name string + URL *url.URL + Meta echo.Map + } + + // ProxyBalancer defines an interface to implement a load balancing technique. + ProxyBalancer interface { + AddTarget(*ProxyTarget) bool + RemoveTarget(string) bool + Next(echo.Context) *ProxyTarget + } + + commonBalancer struct { + targets []*ProxyTarget + mutex sync.RWMutex + } + + // RandomBalancer implements a random load balancing technique. + randomBalancer struct { + *commonBalancer + random *rand.Rand + } + + // RoundRobinBalancer implements a round-robin load balancing technique. + roundRobinBalancer struct { + *commonBalancer + i uint32 + } +) + +var ( + // DefaultProxyConfig is the default Proxy middleware config. + DefaultProxyConfig = ProxyConfig{ + Skipper: DefaultSkipper, + ContextKey: "target", + } +) + +func proxyRaw(t *ProxyTarget, c echo.Context) http.Handler { + return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { + in, _, err := c.Response().Hijack() + if err != nil { + c.Set("_error", fmt.Sprintf("proxy raw, hijack error=%v, url=%s", t.URL, err)) + return + } + defer in.Close() + + out, err := net.Dial("tcp", t.URL.Host) + if err != nil { + c.Set("_error", echo.NewHTTPError(http.StatusBadGateway, fmt.Sprintf("proxy raw, dial error=%v, url=%s", t.URL, err))) + return + } + defer out.Close() + + // Write header + err = r.Write(out) + if err != nil { + c.Set("_error", echo.NewHTTPError(http.StatusBadGateway, fmt.Sprintf("proxy raw, request header copy error=%v, url=%s", t.URL, err))) + return + } + + errCh := make(chan error, 2) + cp := func(dst io.Writer, src io.Reader) { + _, err = io.Copy(dst, src) + errCh <- err + } + + go cp(out, in) + go cp(in, out) + err = <-errCh + if err != nil && err != io.EOF { + c.Set("_error", fmt.Errorf("proxy raw, copy body error=%v, url=%s", t.URL, err)) + } + }) +} + +// NewRandomBalancer returns a random proxy balancer. +func NewRandomBalancer(targets []*ProxyTarget) ProxyBalancer { + b := &randomBalancer{commonBalancer: new(commonBalancer)} + b.targets = targets + return b +} + +// NewRoundRobinBalancer returns a round-robin proxy balancer. +func NewRoundRobinBalancer(targets []*ProxyTarget) ProxyBalancer { + b := &roundRobinBalancer{commonBalancer: new(commonBalancer)} + b.targets = targets + return b +} + +// AddTarget adds an upstream target to the list. +func (b *commonBalancer) AddTarget(target *ProxyTarget) bool { + for _, t := range b.targets { + if t.Name == target.Name { + return false + } + } + b.mutex.Lock() + defer b.mutex.Unlock() + b.targets = append(b.targets, target) + return true +} + +// RemoveTarget removes an upstream target from the list. +func (b *commonBalancer) RemoveTarget(name string) bool { + b.mutex.Lock() + defer b.mutex.Unlock() + for i, t := range b.targets { + if t.Name == name { + b.targets = append(b.targets[:i], b.targets[i+1:]...) + return true + } + } + return false +} + +// Next randomly returns an upstream target. +func (b *randomBalancer) Next(c echo.Context) *ProxyTarget { + if b.random == nil { + b.random = rand.New(rand.NewSource(int64(time.Now().Nanosecond()))) + } + b.mutex.RLock() + defer b.mutex.RUnlock() + return b.targets[b.random.Intn(len(b.targets))] +} + +// Next returns an upstream target using round-robin technique. +func (b *roundRobinBalancer) Next(c echo.Context) *ProxyTarget { + b.i = b.i % uint32(len(b.targets)) + t := b.targets[b.i] + atomic.AddUint32(&b.i, 1) + return t +} + +// Proxy returns a Proxy middleware. +// +// Proxy middleware forwards the request to upstream server using a configured load balancing technique. +func Proxy(balancer ProxyBalancer) echo.MiddlewareFunc { + c := DefaultProxyConfig + c.Balancer = balancer + return ProxyWithConfig(c) +} + +// ProxyWithConfig returns a Proxy middleware with config. +// See: `Proxy()` +func ProxyWithConfig(config ProxyConfig) echo.MiddlewareFunc { + // Defaults + if config.Skipper == nil { + config.Skipper = DefaultProxyConfig.Skipper + } + if config.Balancer == nil { + panic("echo: proxy middleware requires balancer") + } + config.rewriteRegex = map[*regexp.Regexp]string{} + + // Initialize + for k, v := range config.Rewrite { + k = strings.Replace(k, "*", "(\\S*)", -1) + config.rewriteRegex[regexp.MustCompile(k)] = v + } + + return func(next echo.HandlerFunc) echo.HandlerFunc { + return func(c echo.Context) (err error) { + if config.Skipper(c) { + return next(c) + } + + req := c.Request() + res := c.Response() + tgt := config.Balancer.Next(c) + c.Set(config.ContextKey, tgt) + + // Rewrite + for k, v := range config.rewriteRegex { + replacer := captureTokens(k, req.URL.Path) + if replacer != nil { + req.URL.Path = replacer.Replace(v) + } + } + + // Fix header + // Basically it's not good practice to unconditionally pass incoming x-real-ip header to upstream. + // However, for backward compatibility, legacy behavior is preserved unless you configure Echo#IPExtractor. + if req.Header.Get(echo.HeaderXRealIP) == "" || c.Echo().IPExtractor != nil { + req.Header.Set(echo.HeaderXRealIP, c.RealIP()) + } + if req.Header.Get(echo.HeaderXForwardedProto) == "" { + req.Header.Set(echo.HeaderXForwardedProto, c.Scheme()) + } + if c.IsWebSocket() && req.Header.Get(echo.HeaderXForwardedFor) == "" { // For HTTP, it is automatically set by Go HTTP reverse proxy. + req.Header.Set(echo.HeaderXForwardedFor, c.RealIP()) + } + + // Proxy + switch { + case c.IsWebSocket(): + proxyRaw(tgt, c).ServeHTTP(res, req) + case req.Header.Get(echo.HeaderAccept) == "text/event-stream": + default: + proxyHTTP(tgt, c, config).ServeHTTP(res, req) + } + if e, ok := c.Get("_error").(error); ok { + err = e + } + + return + } + } +} diff --git a/vendor/github.com/labstack/echo/v4/middleware/proxy_1_11.go b/vendor/github.com/labstack/echo/v4/middleware/proxy_1_11.go new file mode 100644 index 00000000..12b7568b --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/middleware/proxy_1_11.go @@ -0,0 +1,24 @@ +// +build go1.11 + +package middleware + +import ( + "fmt" + "net/http" + "net/http/httputil" + + "github.com/labstack/echo/v4" +) + +func proxyHTTP(tgt *ProxyTarget, c echo.Context, config ProxyConfig) http.Handler { + proxy := httputil.NewSingleHostReverseProxy(tgt.URL) + proxy.ErrorHandler = func(resp http.ResponseWriter, req *http.Request, err error) { + desc := tgt.URL.String() + if tgt.Name != "" { + desc = fmt.Sprintf("%s(%s)", tgt.Name, tgt.URL.String()) + } + c.Set("_error", echo.NewHTTPError(http.StatusBadGateway, fmt.Sprintf("remote %s unreachable, could not forward: %v", desc, err))) + } + proxy.Transport = config.Transport + return proxy +} diff --git a/vendor/github.com/labstack/echo/v4/middleware/proxy_1_11_n.go b/vendor/github.com/labstack/echo/v4/middleware/proxy_1_11_n.go new file mode 100644 index 00000000..9a78929f --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/middleware/proxy_1_11_n.go @@ -0,0 +1,14 @@ +// +build !go1.11 + +package middleware + +import ( + "net/http" + "net/http/httputil" + + "github.com/labstack/echo/v4" +) + +func proxyHTTP(t *ProxyTarget, c echo.Context, config ProxyConfig) http.Handler { + return httputil.NewSingleHostReverseProxy(t.URL) +} diff --git a/vendor/github.com/labstack/echo/v4/middleware/recover.go b/vendor/github.com/labstack/echo/v4/middleware/recover.go new file mode 100644 index 00000000..e87aaf32 --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/middleware/recover.go @@ -0,0 +1,81 @@ +package middleware + +import ( + "fmt" + "runtime" + + "github.com/labstack/echo/v4" +) + +type ( + // RecoverConfig defines the config for Recover middleware. + RecoverConfig struct { + // Skipper defines a function to skip middleware. + Skipper Skipper + + // Size of the stack to be printed. + // Optional. Default value 4KB. + StackSize int `yaml:"stack_size"` + + // DisableStackAll disables formatting stack traces of all other goroutines + // into buffer after the trace for the current goroutine. + // Optional. Default value false. + DisableStackAll bool `yaml:"disable_stack_all"` + + // DisablePrintStack disables printing stack trace. + // Optional. Default value as false. + DisablePrintStack bool `yaml:"disable_print_stack"` + } +) + +var ( + // DefaultRecoverConfig is the default Recover middleware config. + DefaultRecoverConfig = RecoverConfig{ + Skipper: DefaultSkipper, + StackSize: 4 << 10, // 4 KB + DisableStackAll: false, + DisablePrintStack: false, + } +) + +// Recover returns a middleware which recovers from panics anywhere in the chain +// and handles the control to the centralized HTTPErrorHandler. +func Recover() echo.MiddlewareFunc { + return RecoverWithConfig(DefaultRecoverConfig) +} + +// RecoverWithConfig returns a Recover middleware with config. +// See: `Recover()`. +func RecoverWithConfig(config RecoverConfig) echo.MiddlewareFunc { + // Defaults + if config.Skipper == nil { + config.Skipper = DefaultRecoverConfig.Skipper + } + if config.StackSize == 0 { + config.StackSize = DefaultRecoverConfig.StackSize + } + + return func(next echo.HandlerFunc) echo.HandlerFunc { + return func(c echo.Context) error { + if config.Skipper(c) { + return next(c) + } + + defer func() { + if r := recover(); r != nil { + err, ok := r.(error) + if !ok { + err = fmt.Errorf("%v", r) + } + stack := make([]byte, config.StackSize) + length := runtime.Stack(stack, !config.DisableStackAll) + if !config.DisablePrintStack { + c.Logger().Printf("[PANIC RECOVER] %v %s\n", err, stack[:length]) + } + c.Error(err) + } + }() + return next(c) + } + } +} diff --git a/vendor/github.com/labstack/echo/v4/middleware/redirect.go b/vendor/github.com/labstack/echo/v4/middleware/redirect.go new file mode 100644 index 00000000..813e5b85 --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/middleware/redirect.go @@ -0,0 +1,153 @@ +package middleware + +import ( + "net/http" + + "github.com/labstack/echo/v4" +) + +// RedirectConfig defines the config for Redirect middleware. +type RedirectConfig struct { + // Skipper defines a function to skip middleware. + Skipper + + // Status code to be used when redirecting the request. + // Optional. Default value http.StatusMovedPermanently. + Code int `yaml:"code"` +} + +// redirectLogic represents a function that given a scheme, host and uri +// can both: 1) determine if redirect is needed (will set ok accordingly) and +// 2) return the appropriate redirect url. +type redirectLogic func(scheme, host, uri string) (ok bool, url string) + +const www = "www." + +// DefaultRedirectConfig is the default Redirect middleware config. +var DefaultRedirectConfig = RedirectConfig{ + Skipper: DefaultSkipper, + Code: http.StatusMovedPermanently, +} + +// HTTPSRedirect redirects http requests to https. +// For example, http://labstack.com will be redirect to https://labstack.com. +// +// Usage `Echo#Pre(HTTPSRedirect())` +func HTTPSRedirect() echo.MiddlewareFunc { + return HTTPSRedirectWithConfig(DefaultRedirectConfig) +} + +// HTTPSRedirectWithConfig returns an HTTPSRedirect middleware with config. +// See `HTTPSRedirect()`. +func HTTPSRedirectWithConfig(config RedirectConfig) echo.MiddlewareFunc { + return redirect(config, func(scheme, host, uri string) (ok bool, url string) { + if ok = scheme != "https"; ok { + url = "https://" + host + uri + } + return + }) +} + +// HTTPSWWWRedirect redirects http requests to https www. +// For example, http://labstack.com will be redirect to https://www.labstack.com. +// +// Usage `Echo#Pre(HTTPSWWWRedirect())` +func HTTPSWWWRedirect() echo.MiddlewareFunc { + return HTTPSWWWRedirectWithConfig(DefaultRedirectConfig) +} + +// HTTPSWWWRedirectWithConfig returns an HTTPSRedirect middleware with config. +// See `HTTPSWWWRedirect()`. +func HTTPSWWWRedirectWithConfig(config RedirectConfig) echo.MiddlewareFunc { + return redirect(config, func(scheme, host, uri string) (ok bool, url string) { + if ok = scheme != "https" && host[:4] != www; ok { + url = "https://www." + host + uri + } + return + }) +} + +// HTTPSNonWWWRedirect redirects http requests to https non www. +// For example, http://www.labstack.com will be redirect to https://labstack.com. +// +// Usage `Echo#Pre(HTTPSNonWWWRedirect())` +func HTTPSNonWWWRedirect() echo.MiddlewareFunc { + return HTTPSNonWWWRedirectWithConfig(DefaultRedirectConfig) +} + +// HTTPSNonWWWRedirectWithConfig returns an HTTPSRedirect middleware with config. +// See `HTTPSNonWWWRedirect()`. +func HTTPSNonWWWRedirectWithConfig(config RedirectConfig) echo.MiddlewareFunc { + return redirect(config, func(scheme, host, uri string) (ok bool, url string) { + if ok = scheme != "https"; ok { + if host[:4] == www { + host = host[4:] + } + url = "https://" + host + uri + } + return + }) +} + +// WWWRedirect redirects non www requests to www. +// For example, http://labstack.com will be redirect to http://www.labstack.com. +// +// Usage `Echo#Pre(WWWRedirect())` +func WWWRedirect() echo.MiddlewareFunc { + return WWWRedirectWithConfig(DefaultRedirectConfig) +} + +// WWWRedirectWithConfig returns an HTTPSRedirect middleware with config. +// See `WWWRedirect()`. +func WWWRedirectWithConfig(config RedirectConfig) echo.MiddlewareFunc { + return redirect(config, func(scheme, host, uri string) (ok bool, url string) { + if ok = host[:4] != www; ok { + url = scheme + "://www." + host + uri + } + return + }) +} + +// NonWWWRedirect redirects www requests to non www. +// For example, http://www.labstack.com will be redirect to http://labstack.com. +// +// Usage `Echo#Pre(NonWWWRedirect())` +func NonWWWRedirect() echo.MiddlewareFunc { + return NonWWWRedirectWithConfig(DefaultRedirectConfig) +} + +// NonWWWRedirectWithConfig returns an HTTPSRedirect middleware with config. +// See `NonWWWRedirect()`. +func NonWWWRedirectWithConfig(config RedirectConfig) echo.MiddlewareFunc { + return redirect(config, func(scheme, host, uri string) (ok bool, url string) { + if ok = host[:4] == www; ok { + url = scheme + "://" + host[4:] + uri + } + return + }) +} + +func redirect(config RedirectConfig, cb redirectLogic) echo.MiddlewareFunc { + if config.Skipper == nil { + config.Skipper = DefaultTrailingSlashConfig.Skipper + } + if config.Code == 0 { + config.Code = DefaultRedirectConfig.Code + } + + return func(next echo.HandlerFunc) echo.HandlerFunc { + return func(c echo.Context) error { + if config.Skipper(c) { + return next(c) + } + + req, scheme := c.Request(), c.Scheme() + host := req.Host + if ok, url := cb(scheme, host, req.RequestURI); ok { + return c.Redirect(config.Code, url) + } + + return next(c) + } + } +} diff --git a/vendor/github.com/labstack/echo/v4/middleware/request_id.go b/vendor/github.com/labstack/echo/v4/middleware/request_id.go new file mode 100644 index 00000000..21f801f3 --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/middleware/request_id.go @@ -0,0 +1,64 @@ +package middleware + +import ( + "github.com/labstack/echo/v4" + "github.com/labstack/gommon/random" +) + +type ( + // RequestIDConfig defines the config for RequestID middleware. + RequestIDConfig struct { + // Skipper defines a function to skip middleware. + Skipper Skipper + + // Generator defines a function to generate an ID. + // Optional. Default value random.String(32). + Generator func() string + } +) + +var ( + // DefaultRequestIDConfig is the default RequestID middleware config. + DefaultRequestIDConfig = RequestIDConfig{ + Skipper: DefaultSkipper, + Generator: generator, + } +) + +// RequestID returns a X-Request-ID middleware. +func RequestID() echo.MiddlewareFunc { + return RequestIDWithConfig(DefaultRequestIDConfig) +} + +// RequestIDWithConfig returns a X-Request-ID middleware with config. +func RequestIDWithConfig(config RequestIDConfig) echo.MiddlewareFunc { + // Defaults + if config.Skipper == nil { + config.Skipper = DefaultRequestIDConfig.Skipper + } + if config.Generator == nil { + config.Generator = generator + } + + return func(next echo.HandlerFunc) echo.HandlerFunc { + return func(c echo.Context) error { + if config.Skipper(c) { + return next(c) + } + + req := c.Request() + res := c.Response() + rid := req.Header.Get(echo.HeaderXRequestID) + if rid == "" { + rid = config.Generator() + } + res.Header().Set(echo.HeaderXRequestID, rid) + + return next(c) + } + } +} + +func generator() string { + return random.String(32) +} diff --git a/vendor/github.com/labstack/echo/v4/middleware/rewrite.go b/vendor/github.com/labstack/echo/v4/middleware/rewrite.go new file mode 100644 index 00000000..d1387af0 --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/middleware/rewrite.go @@ -0,0 +1,85 @@ +package middleware + +import ( + "regexp" + "strings" + + "github.com/labstack/echo/v4" +) + +type ( + // RewriteConfig defines the config for Rewrite middleware. + RewriteConfig struct { + // Skipper defines a function to skip middleware. + Skipper Skipper + + // Rules defines the URL path rewrite rules. The values captured in asterisk can be + // retrieved by index e.g. $1, $2 and so on. + // Example: + // "/old": "/new", + // "/api/*": "/$1", + // "/js/*": "/public/javascripts/$1", + // "/users/*/orders/*": "/user/$1/order/$2", + // Required. + Rules map[string]string `yaml:"rules"` + + rulesRegex map[*regexp.Regexp]string + } +) + +var ( + // DefaultRewriteConfig is the default Rewrite middleware config. + DefaultRewriteConfig = RewriteConfig{ + Skipper: DefaultSkipper, + } +) + +// Rewrite returns a Rewrite middleware. +// +// Rewrite middleware rewrites the URL path based on the provided rules. +func Rewrite(rules map[string]string) echo.MiddlewareFunc { + c := DefaultRewriteConfig + c.Rules = rules + return RewriteWithConfig(c) +} + +// RewriteWithConfig returns a Rewrite middleware with config. +// See: `Rewrite()`. +func RewriteWithConfig(config RewriteConfig) echo.MiddlewareFunc { + // Defaults + if config.Rules == nil { + panic("echo: rewrite middleware requires url path rewrite rules") + } + if config.Skipper == nil { + config.Skipper = DefaultBodyDumpConfig.Skipper + } + config.rulesRegex = map[*regexp.Regexp]string{} + + // Initialize + for k, v := range config.Rules { + k = regexp.QuoteMeta(k) + k = strings.Replace(k, `\*`, "(.*)", -1) + k = k + "$" + config.rulesRegex[regexp.MustCompile(k)] = v + } + + return func(next echo.HandlerFunc) echo.HandlerFunc { + return func(c echo.Context) (err error) { + if config.Skipper(c) { + return next(c) + } + + req := c.Request() + + // Rewrite + for k, v := range config.rulesRegex { + replacer := captureTokens(k, req.URL.Path) + if replacer != nil { + req.URL.Path = replacer.Replace(v) + break + } + } + return next(c) + } + } +} diff --git a/vendor/github.com/labstack/echo/v4/middleware/secure.go b/vendor/github.com/labstack/echo/v4/middleware/secure.go new file mode 100644 index 00000000..6c405172 --- /dev/null +++ b/vendor/github.com/labstack/echo/v4/middleware/secure.go @@ -0,0 +1,145 @@ +package middleware + +import ( + "fmt" + + "github.com/labstack/echo/v4" +) + +type ( + // SecureConfig defines the config for Secure middleware. + SecureConfig struct { + // Skipper defines a function to skip middleware. + Skipper Skipper + + // XSSProtection provides protection against cross-site scripting attack (XSS) + // by setting the `X-XSS-Protection` header. + // Optional. Default value "1; mode=block". + XSSProtection string `yaml:"xss_protection"` + + // ContentTypeNosniff provides protection against overriding Content-Type + // header by setting the `X-Content-Type-Options` header. + // Optional. Default value "nosniff". + ContentTypeNosniff string `yaml:"content_type_nosniff"` + + // XFrameOptions can be used to indicate whether or not a browser should + // be allowed to render a page in a ,