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Fix CEL validation on older k8s versions #3219

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Merged
merged 2 commits into from
May 31, 2024
Merged

Fix CEL validation on older k8s versions #3219

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ab3f336
Fix CEL validation on older k8s versions
howardjohn May 30, 2024
de3e3a6
actually keep it
howardjohn May 30, 2024
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78 changes: 52 additions & 26 deletions kubernetes/customresourcedefinitions.gen.yaml
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8 changes: 8 additions & 0 deletions tests/go.mod
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Original file line number Diff line number Diff line change
Expand Up @@ -14,10 +14,13 @@ require (
github.com/asaskevich/govalidator v0.0.0-20230301143203-a9d515a09cc2 // indirect
github.com/beorn7/perks v1.0.1 // indirect
github.com/blang/semver/v4 v4.0.0 // indirect
github.com/cenkalti/backoff/v4 v4.2.1 // indirect
github.com/cespare/xxhash/v2 v2.2.0 // indirect
github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
github.com/emicklei/go-restful/v3 v3.11.0 // indirect
github.com/felixge/httpsnoop v1.0.4 // indirect
github.com/go-logr/logr v1.3.0 // indirect
github.com/go-logr/stdr v1.2.2 // indirect
github.com/go-openapi/jsonpointer v0.20.0 // indirect
github.com/go-openapi/jsonreference v0.20.2 // indirect
github.com/go-openapi/swag v0.22.4 // indirect
Expand All @@ -29,6 +32,7 @@ require (
github.com/google/pprof v0.0.0-20230705174524-200ffdc848b8 // indirect
github.com/google/uuid v1.5.0 // indirect
github.com/grpc-ecosystem/grpc-gateway/v2 v2.18.1 // indirect
github.com/imdario/mergo v0.3.6 // indirect
github.com/josharian/intern v1.0.0 // indirect
github.com/json-iterator/go v1.1.12 // indirect
github.com/mailru/easyjson v0.7.7 // indirect
Expand All @@ -48,9 +52,12 @@ require (
go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.46.1 // indirect
go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.46.1 // indirect
go.opentelemetry.io/otel v1.21.0 // indirect
go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.21.0 // indirect
go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.21.0 // indirect
go.opentelemetry.io/otel/metric v1.21.0 // indirect
go.opentelemetry.io/otel/sdk v1.21.0 // indirect
go.opentelemetry.io/otel/trace v1.21.0 // indirect
go.opentelemetry.io/proto/otlp v1.0.0 // indirect
go.uber.org/zap v1.26.0 // indirect
golang.org/x/exp v0.0.0-20231214170342-aacd6d4b4611 // indirect
golang.org/x/net v0.23.0 // indirect
Expand All @@ -64,6 +71,7 @@ require (
google.golang.org/genproto v0.0.0-20231212172506-995d672761c0 // indirect
google.golang.org/genproto/googleapis/api v0.0.0-20231212172506-995d672761c0 // indirect
google.golang.org/genproto/googleapis/rpc v0.0.0-20231212172506-995d672761c0 // indirect
google.golang.org/grpc v1.60.0 // indirect
google.golang.org/protobuf v1.33.0 // indirect
gopkg.in/inf.v0 v0.9.1 // indirect
gopkg.in/yaml.v2 v2.4.0 // indirect
Expand Down
5 changes: 5 additions & 0 deletions tests/go.sum
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Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,7 @@ github.com/emicklei/go-restful/v3 v3.11.0 h1:rAQeMHw1c7zTmncogyy8VvRZwtkmkZ4FxER
github.com/emicklei/go-restful/v3 v3.11.0/go.mod h1:6n3XBCmQQb25CM2LCACGz8ukIrRry+4bhvbpWn3mrbc=
github.com/felixge/httpsnoop v1.0.4 h1:NFTV2Zj1bL4mc9sqWACXbQFVBBg2W3GPvqp8/ESS2Wg=
github.com/felixge/httpsnoop v1.0.4/go.mod h1:m8KPJKqk1gH5J9DgRY2ASl2lWCfGKXixSwevea8zH2U=
github.com/go-logr/logr v1.2.2/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A=
github.com/go-logr/logr v1.3.0 h1:2y3SDp0ZXuc6/cjLSZ+Q3ir+QB9T/iG5yYRXqsagWSY=
github.com/go-logr/logr v1.3.0/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY=
github.com/go-logr/stdr v1.2.2 h1:hSWxHoqTgW2S2qGc0LTAI563KZ5YKYRhT3MFKZMbjag=
Expand Down Expand Up @@ -62,6 +63,8 @@ github.com/grpc-ecosystem/go-grpc-prometheus v1.2.0 h1:Ovs26xHkKqVztRpIrF/92Bcuy
github.com/grpc-ecosystem/go-grpc-prometheus v1.2.0/go.mod h1:8NvIoxWQoOIhqOTXgfV/d3M/q6VIi02HzZEHgUlZvzk=
github.com/grpc-ecosystem/grpc-gateway/v2 v2.18.1 h1:6UKoz5ujsI55KNpsJH3UwCq3T8kKbZwNZBNPuTTje8U=
github.com/grpc-ecosystem/grpc-gateway/v2 v2.18.1/go.mod h1:YvJ2f6MplWDhfxiUC3KpyTy76kYUZA4W3pTv/wdKQ9Y=
github.com/imdario/mergo v0.3.5 h1:JboBksRwiiAJWvIYJVo46AfV+IAIKZpfrSzVKj42R4Q=
github.com/imdario/mergo v0.3.5/go.mod h1:2EnlNZ0deacrJVfApfmtdGgDfMuh/nq6Ok1EcJh5FfA=
github.com/josharian/intern v1.0.0 h1:vlS4z54oSdjm0bgjRigI+G1HpF+tI+9rE5LLzOg8HmY=
github.com/josharian/intern v1.0.0/go.mod h1:5DoeVV0s6jJacbCEi61lwdGj/aVlrQvzHFFd8Hwg//Y=
github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM=
Expand Down Expand Up @@ -143,6 +146,8 @@ go.opentelemetry.io/otel/trace v1.21.0 h1:WD9i5gzvoUPuXIXH24ZNBudiarZDKuekPqi/E8
go.opentelemetry.io/otel/trace v1.21.0/go.mod h1:LGbsEB0f9LGjN+OZaQQ26sohbOmiMR+BaslueVtS/qQ=
go.opentelemetry.io/proto/otlp v1.0.0 h1:T0TX0tmXU8a3CbNXzEKGeU5mIVOdf0oykP+u2lIVU/I=
go.opentelemetry.io/proto/otlp v1.0.0/go.mod h1:Sy6pihPLfYHkr3NkUbEhGHFhINUSI/v80hjKIs5JXpM=
go.uber.org/goleak v1.3.0 h1:2K3zAYmnTNqV73imy9J1T3WC+gmCePx2hEGkimedGto=
go.uber.org/goleak v1.3.0/go.mod h1:CoHD4mav9JJNrW/WLlf7HGZPjdw8EucARQHekz1X6bE=
go.uber.org/multierr v1.11.0 h1:blXXJkSxSSfBVBlC76pxqeO+LN3aDfLQo+309xJstO0=
go.uber.org/multierr v1.11.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y=
go.uber.org/zap v1.26.0 h1:sI7k6L95XOKS281NhVKOFCUNIvv9e0w4BF8N3u+tCRo=
Expand Down
21 changes: 21 additions & 0 deletions tests/validator.go
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Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,7 @@ import (
"k8s.io/apiextensions-apiserver/pkg/apis/apiextensions"
apiextensionsv1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1"
apiextensionsv1beta1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1beta1"
apiextval "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/validation"
structuralschema "k8s.io/apiextensions-apiserver/pkg/apiserver/schema"
"k8s.io/apiextensions-apiserver/pkg/apiserver/schema/cel"
structuraldefaulting "k8s.io/apiextensions-apiserver/pkg/apiserver/schema/defaulting"
Expand All @@ -36,6 +37,7 @@ import (
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/runtime/schema"
"k8s.io/apimachinery/pkg/util/validation/field"
kubeyaml "k8s.io/apimachinery/pkg/util/yaml"
celconfig "k8s.io/apiserver/pkg/apis/cel"
)
Expand Down Expand Up @@ -176,6 +178,13 @@ func NewValidatorFromCRDs(crds ...apiextensions.CustomResourceDefinition) (*Vali
if len(versions) == 0 {
versions = []apiextensions.CustomResourceDefinitionVersion{{Name: crd.Spec.Version}} // nolint: staticcheck
}
for _, v := range versions {
crd.Status.StoredVersions = append(crd.Status.StoredVersions, v.Name)
}
errs := apiextval.ValidateCustomResourceDefinition(context.Background(), &crd)
if len(errs) > 0 {
return nil, fmt.Errorf("CRD %v is not valid: %v", crd.Name, formatError(errs))
}
for _, ver := range versions {
gvk := schema.GroupVersionKind{
Group: crd.Spec.Group,
Expand Down Expand Up @@ -212,6 +221,18 @@ func NewValidatorFromCRDs(crds ...apiextensions.CustomResourceDefinition) (*Vali
return v, nil
}

func formatError(errs field.ErrorList) error {
if len(errs) == 0 {
return nil
}
s := strings.Builder{}
s.WriteString("\n")
for _, e := range errs.ToAggregate().Errors() {
s.WriteString(fmt.Sprintf("- %v\n", strings.TrimPrefix(e.Error(), "spec.validation.openAPIV3Schema")))
}
return fmt.Errorf(s.String())
}

func NewIstioValidator(t *testing.T) *Validator {
v, err := NewValidatorFromFiles(filepath.Join("../kubernetes/customresourcedefinitions.gen.yaml"))
if err != nil {
Expand Down
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