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header_integration_test.cc
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header_integration_test.cc
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#include "envoy/api/v2/endpoint.pb.h"
#include "envoy/config/bootstrap/v3/bootstrap.pb.h"
#include "envoy/config/cluster/v3/cluster.pb.h"
#include "envoy/config/core/v3/base.pb.h"
#include "envoy/extensions/filters/http/router/v3/router.pb.h"
#include "envoy/extensions/filters/network/http_connection_manager/v3/http_connection_manager.pb.h"
#include "envoy/service/discovery/v3/discovery.pb.h"
#include "source/common/config/api_version.h"
#include "source/common/config/metadata.h"
#include "source/common/http/exception.h"
#include "source/common/protobuf/protobuf.h"
#include "test/config/v2_link_hacks.h"
#include "test/integration/http_integration.h"
#include "test/integration/http_protocol_integration.h"
#include "test/test_common/network_utility.h"
#include "test/test_common/resources.h"
#include "test/test_common/utility.h"
#include "gtest/gtest.h"
namespace Envoy {
namespace {
std::string ipSuppressEnvoyHeadersTestParamsToString(
const ::testing::TestParamInfo<std::tuple<Network::Address::IpVersion, bool>>& params) {
return fmt::format(
"{}_{}",
TestUtility::ipTestParamsToString(
::testing::TestParamInfo<Network::Address::IpVersion>(std::get<0>(params.param), 0)),
std::get<1>(params.param) ? "with_x_envoy_from_router" : "without_x_envoy_from_router");
}
void disableHeaderValueOptionAppend(
Protobuf::RepeatedPtrField<envoy::config::core::v3::HeaderValueOption>& header_value_options) {
for (auto& i : header_value_options) {
i.set_append_action(envoy::config::core::v3::HeaderValueOption::OVERWRITE_IF_EXISTS_OR_ADD);
}
}
const std::string http_connection_mgr_config = R"EOF(
http_filters:
- name: envoy.filters.http.router
codec_type: HTTP1
use_remote_address: false
xff_num_trusted_hops: 1
stat_prefix: header_test
route_config:
virtual_hosts:
- name: no-headers
domains: ["no-headers.com"]
routes:
- match: { prefix: "/" }
route: { cluster: "cluster_0" }
- name: vhost-headers
domains: ["vhost-headers.com"]
request_headers_to_add:
- header:
key: "x-vhost-request"
value: "vhost"
request_headers_to_remove: ["x-vhost-request-remove"]
response_headers_to_add:
- header:
key: "x-vhost-response"
value: "vhost"
response_headers_to_remove: ["x-vhost-response-remove"]
routes:
- match: { prefix: "/vhost-only" }
route: { cluster: "cluster_0" }
- match: { prefix: "/vhost-and-route" }
request_headers_to_add:
- header:
key: "x-route-request"
value: "route"
request_headers_to_remove: ["x-route-request-remove"]
response_headers_to_add:
- header:
key: "x-route-response"
value: "route"
response_headers_to_remove: ["x-route-response-remove"]
route:
cluster: cluster_0
- match: { prefix: "/vhost-route-and-weighted-clusters" }
request_headers_to_add:
- header:
key: "x-route-request"
value: "route"
request_headers_to_remove: ["x-route-request-remove"]
response_headers_to_add:
- header:
key: "x-route-response"
value: "route"
response_headers_to_remove: ["x-route-response-remove"]
route:
weighted_clusters:
clusters:
- name: cluster_0
weight: 100
request_headers_to_add:
- header:
key: "x-weighted-cluster-request"
value: "weighted-cluster-1"
request_headers_to_remove: ["x-weighted-cluster-request-remove"]
response_headers_to_add:
- header:
key: "x-weighted-cluster-response"
value: "weighted-cluster-1"
response_headers_to_remove: ["x-weighted-cluster-response-remove"]
- name: route-headers
domains: ["route-headers.com"]
routes:
- match: { prefix: "/route-only" }
request_headers_to_add:
- header:
key: "x-route-request"
value: "route"
request_headers_to_remove: ["x-route-request-remove"]
response_headers_to_add:
- header:
key: "x-route-response"
value: "route"
- header:
key: "details"
value: "%RESPONSE_CODE_DETAILS%"
response_headers_to_remove: ["x-route-response-remove"]
route:
cluster: cluster_0
- name: xff-headers
domains: ["xff-headers.com"]
routes:
- match: { prefix: "/test" }
route:
cluster: cluster_0
request_headers_to_add:
- header:
key: "x-real-ip"
value: "%DOWNSTREAM_REMOTE_ADDRESS_WITHOUT_PORT%"
- name: append-same-headers
domains: ["append-same-headers.com"]
request_headers_to_add:
- header:
key: "x-foo"
value: "value1"
- header:
key: "user-agent"
value: "token1"
routes:
- match: { prefix: "/test" }
route:
cluster: cluster_0
request_headers_to_add:
- header:
key: "x-foo"
value: "value2"
- header:
key: "user-agent"
value: "token2"
- name: path-sanitization
domains: ["path-sanitization.com"]
routes:
- match: { prefix: "/private" }
route:
cluster: cluster_0
request_headers_to_add:
- header:
key: "x-site"
value: "private"
- match: { prefix: "/public" }
route:
cluster: cluster_0
request_headers_to_add:
- header:
key: "x-site"
value: "public"
)EOF";
} // namespace
class HeaderIntegrationTest
: public testing::TestWithParam<std::tuple<Network::Address::IpVersion, bool>>,
public HttpIntegrationTest {
public:
HeaderIntegrationTest() : HttpIntegrationTest(Http::CodecType::HTTP1, std::get<0>(GetParam())) {}
bool routerSuppressEnvoyHeaders() const { return std::get<1>(GetParam()); }
enum HeaderMode {
Append = 1,
Replace = 2,
};
void TearDown() override {
if (eds_connection_ != nullptr) {
AssertionResult result = eds_connection_->close();
RELEASE_ASSERT(result, result.message());
result = eds_connection_->waitForDisconnect();
RELEASE_ASSERT(result, result.message());
eds_connection_.reset();
}
}
void addHeader(Protobuf::RepeatedPtrField<envoy::config::core::v3::HeaderValueOption>* field,
const std::string& key, const std::string& value, bool append) {
envoy::config::core::v3::HeaderValueOption* header_value_option = field->Add();
auto* mutable_header = header_value_option->mutable_header();
mutable_header->set_key(key);
mutable_header->set_value(value);
header_value_option->set_append_action(
append ? envoy::config::core::v3::HeaderValueOption::APPEND_IF_EXISTS_OR_ADD
: envoy::config::core::v3::HeaderValueOption::OVERWRITE_IF_EXISTS_OR_ADD);
}
void prepareEDS() {
config_helper_.addConfigModifier([&](envoy::config::bootstrap::v3::Bootstrap& bootstrap) {
auto* static_resources = bootstrap.mutable_static_resources();
ASSERT(static_resources->clusters_size() == 1);
static_resources->mutable_clusters(0)->CopyFrom(
TestUtility::parseYaml<envoy::config::cluster::v3::Cluster>(
R"EOF(
name: cluster_0
type: EDS
eds_cluster_config:
eds_config:
resource_api_version: V3
api_config_source:
api_type: GRPC
transport_api_version: V3
grpc_services:
envoy_grpc:
cluster_name: "eds-cluster"
)EOF"));
// TODO(zuercher): Make ConfigHelper EDS-aware and get rid of this hack:
// ConfigHelper expects the number of ports assigned to upstreams to match the number of
// static hosts assigned ports. So give it a place to put the port for our EDS host. This
// host must come before the eds-cluster's host to keep the upstreams and ports in the same
// order.
static_resources->add_clusters()->CopyFrom(
TestUtility::parseYaml<envoy::config::cluster::v3::Cluster>(fmt::format(
R"EOF(
name: unused-cluster
type: STATIC
lb_policy: ROUND_ROBIN
load_assignment:
cluster_name: unused-cluster
endpoints:
- lb_endpoints:
- endpoint:
address:
socket_address:
address: {}
port_value: 0
)EOF",
Network::Test::getLoopbackAddressString(version_))));
static_resources->add_clusters()->CopyFrom(
TestUtility::parseYaml<envoy::config::cluster::v3::Cluster>(fmt::format(
R"EOF(
name: eds-cluster
type: STATIC
lb_policy: ROUND_ROBIN
typed_extension_protocol_options:
envoy.extensions.upstreams.http.v3.HttpProtocolOptions:
"@type": type.googleapis.com/envoy.extensions.upstreams.http.v3.HttpProtocolOptions
explicit_http_config:
http2_protocol_options: {{}}
connect_timeout: 5s
load_assignment:
cluster_name: eds-cluster
endpoints:
- lb_endpoints:
- endpoint:
address:
socket_address:
address: {}
port_value: 0
)EOF",
Network::Test::getLoopbackAddressString(version_))));
});
use_eds_ = true;
}
void initializeFilter(HeaderMode mode, bool inject_route_config_headers) {
config_helper_.addConfigModifier(
[&](envoy::extensions::filters::network::http_connection_manager::v3::HttpConnectionManager&
hcm) {
// Overwrite default config with our own.
TestUtility::loadFromYaml(http_connection_mgr_config, hcm);
envoy::extensions::filters::http::router::v3::Router router_config;
router_config.set_suppress_envoy_headers(routerSuppressEnvoyHeaders());
hcm.mutable_http_filters(0)->mutable_typed_config()->PackFrom(router_config);
const bool append = mode == HeaderMode::Append;
auto* route_config = hcm.mutable_route_config();
if (inject_route_config_headers) {
// Configure route config level headers.
addHeader(route_config->mutable_response_headers_to_add(), "x-routeconfig-response",
"routeconfig", append);
route_config->add_response_headers_to_remove("x-routeconfig-response-remove");
addHeader(route_config->mutable_request_headers_to_add(), "x-routeconfig-request",
"routeconfig", append);
route_config->add_request_headers_to_remove("x-routeconfig-request-remove");
}
if (use_eds_) {
addHeader(route_config->mutable_response_headers_to_add(), "x-routeconfig-dynamic",
R"(%UPSTREAM_METADATA(["test.namespace", "key"])%)", append);
// Iterate over VirtualHosts, nested Routes and WeightedClusters, adding a dynamic
// response header.
for (auto& vhost : *route_config->mutable_virtual_hosts()) {
addHeader(vhost.mutable_response_headers_to_add(), "x-vhost-dynamic",
R"(vhost:%UPSTREAM_METADATA(["test.namespace", "key"])%)", append);
for (auto& route : *vhost.mutable_routes()) {
addHeader(route.mutable_response_headers_to_add(), "x-route-dynamic",
R"(route:%UPSTREAM_METADATA(["test.namespace", "key"])%)", append);
if (route.has_route()) {
auto* route_action = route.mutable_route();
if (route_action->has_weighted_clusters()) {
for (auto& c : *route_action->mutable_weighted_clusters()->mutable_clusters()) {
addHeader(c.mutable_response_headers_to_add(), "x-weighted-cluster-dynamic",
R"(weighted:%UPSTREAM_METADATA(["test.namespace", "key"])%)",
append);
}
}
}
}
}
}
hcm.mutable_normalize_path()->set_value(normalize_path_);
hcm.set_path_with_escaped_slashes_action(path_with_escaped_slashes_action_);
if (append) {
// The config specifies append by default: no modifications needed.
return;
}
// Iterate over VirtualHosts and nested Routes, disabling header append.
for (auto& vhost : *route_config->mutable_virtual_hosts()) {
disableHeaderValueOptionAppend(*vhost.mutable_request_headers_to_add());
disableHeaderValueOptionAppend(*vhost.mutable_response_headers_to_add());
for (auto& route : *vhost.mutable_routes()) {
disableHeaderValueOptionAppend(*route.mutable_request_headers_to_add());
disableHeaderValueOptionAppend(*route.mutable_response_headers_to_add());
if (route.has_route()) {
auto* route_action = route.mutable_route();
if (route_action->has_weighted_clusters()) {
for (auto& c : *route_action->mutable_weighted_clusters()->mutable_clusters()) {
disableHeaderValueOptionAppend(*c.mutable_request_headers_to_add());
disableHeaderValueOptionAppend(*c.mutable_response_headers_to_add());
}
}
}
}
}
});
initialize();
}
void createUpstreams() override {
HttpIntegrationTest::createUpstreams();
if (use_eds_) {
addFakeUpstream(Http::CodecType::HTTP2);
}
}
void initialize() override {
if (use_eds_) {
on_server_init_function_ = [this]() {
AssertionResult result =
fake_upstreams_[1]->waitForHttpConnection(*dispatcher_, eds_connection_);
RELEASE_ASSERT(result, result.message());
result = eds_connection_->waitForNewStream(*dispatcher_, eds_stream_);
RELEASE_ASSERT(result, result.message());
eds_stream_->startGrpcStream();
envoy::service::discovery::v3::DiscoveryRequest discovery_request;
result = eds_stream_->waitForGrpcMessage(*dispatcher_, discovery_request);
RELEASE_ASSERT(result, result.message());
envoy::service::discovery::v3::DiscoveryResponse discovery_response;
discovery_response.set_version_info("1");
discovery_response.set_type_url(Config::TypeUrl::get().ClusterLoadAssignment);
auto cluster_load_assignment =
TestUtility::parseYaml<envoy::config::endpoint::v3::ClusterLoadAssignment>(fmt::format(
R"EOF(
cluster_name: cluster_0
endpoints:
- lb_endpoints:
- endpoint:
address:
socket_address:
address: {}
port_value: {}
metadata:
filter_metadata:
test.namespace:
key: metadata-value
)EOF",
Network::Test::getLoopbackAddressString(std::get<0>(GetParam())),
fake_upstreams_[0]->localAddress()->ip()->port()));
discovery_response.add_resources()->PackFrom(cluster_load_assignment);
eds_stream_->sendGrpcMessage(discovery_response);
// Wait for the next request to make sure the first response was consumed.
result = eds_stream_->waitForGrpcMessage(*dispatcher_, discovery_request);
RELEASE_ASSERT(result, result.message());
};
}
HttpIntegrationTest::initialize();
}
protected:
void performRequest(Http::TestRequestHeaderMapImpl&& request_headers,
Http::TestRequestHeaderMapImpl&& expected_request_headers,
Http::TestResponseHeaderMapImpl&& response_headers,
Http::TestResponseHeaderMapImpl&& expected_response_headers) {
registerTestServerPorts({"http"});
codec_client_ = makeHttpConnection(makeClientConnection(lookupPort("http")));
auto response = sendRequestAndWaitForResponse(request_headers, 0, response_headers, 0);
compareHeaders(Http::TestRequestHeaderMapImpl(upstream_request_->headers()),
expected_request_headers);
compareHeaders(Http::TestResponseHeaderMapImpl(response->headers()), expected_response_headers);
}
template <class Headers, class ExpectedHeaders>
void compareHeaders(Headers&& headers, const ExpectedHeaders& expected_headers) {
headers.remove(Envoy::Http::LowerCaseString{"content-length"});
headers.remove(Envoy::Http::LowerCaseString{"date"});
if (!routerSuppressEnvoyHeaders()) {
headers.remove(Envoy::Http::LowerCaseString{"x-envoy-expected-rq-timeout-ms"});
headers.remove(Envoy::Http::LowerCaseString{"x-envoy-upstream-service-time"});
}
headers.remove(Envoy::Http::LowerCaseString{"x-forwarded-proto"});
headers.remove(Envoy::Http::LowerCaseString{"x-request-id"});
headers.remove(Envoy::Http::LowerCaseString{"x-envoy-internal"});
EXPECT_THAT(&headers, HeaderMapEqualIgnoreOrder(&expected_headers));
}
bool use_eds_{false};
bool normalize_path_{false};
envoy::extensions::filters::network::http_connection_manager::v3::HttpConnectionManager::
PathWithEscapedSlashesAction path_with_escaped_slashes_action_{
envoy::extensions::filters::network::http_connection_manager::v3::HttpConnectionManager::
KEEP_UNCHANGED};
FakeHttpConnectionPtr eds_connection_;
FakeStreamPtr eds_stream_;
};
INSTANTIATE_TEST_SUITE_P(
IpVersionsSuppressEnvoyHeaders, HeaderIntegrationTest,
testing::Combine(testing::ValuesIn(TestEnvironment::getIpVersionsForTest()), testing::Bool()),
ipSuppressEnvoyHeadersTestParamsToString);
TEST_P(HeaderIntegrationTest, WeightedClusterWithClusterHeader) {
config_helper_.addConfigModifier(
[&](envoy::extensions::filters::network::http_connection_manager::v3::HttpConnectionManager&
hcm) {
// Overwrite default config with our own.
TestUtility::loadFromYaml(R"EOF(
http_filters:
- name: envoy.filters.http.router
codec_type: HTTP1
use_remote_address: false
xff_num_trusted_hops: 1
stat_prefix: header_test
route_config:
name: route-config-1
virtual_hosts:
- name: vhost-headers
domains: ["vhost-headers.com"]
routes:
- match: { prefix: "/vhost-route-and-weighted-clusters" }
name: route-0
route:
weighted_clusters:
clusters:
- cluster_header: x-route-to-this-cluster
weight: 100
request_headers_to_add:
- header:
key: "x-weighted-cluster-request"
value: "weighted-cluster-1"
request_headers_to_remove: ["x-weighted-cluster-request-remove"]
response_headers_to_add:
- header:
key: "x-weighted-cluster-response"
value: "weighted-cluster-1"
response_headers_to_remove: ["x-weighted-cluster-response-remove"]
)EOF",
hcm);
envoy::extensions::filters::http::router::v3::Router router_config;
router_config.set_suppress_envoy_headers(routerSuppressEnvoyHeaders());
hcm.mutable_http_filters(0)->mutable_typed_config()->PackFrom(router_config);
});
initialize();
performRequest(
Http::TestRequestHeaderMapImpl{
{":method", "GET"},
{":path", "/vhost-route-and-weighted-clusters"},
{":scheme", "http"},
{":authority", "vhost-headers.com"},
{"x-weighted-cluster-request-remove", "to-remove"},
{"x-route-to-this-cluster", "cluster_0"},
},
Http::TestRequestHeaderMapImpl{
{":authority", "vhost-headers.com"},
{"x-route-to-this-cluster", "cluster_0"},
{":path", "/vhost-route-and-weighted-clusters"},
{":method", "GET"},
{"x-weighted-cluster-request", "weighted-cluster-1"},
},
Http::TestResponseHeaderMapImpl{
{"server", "envoy"},
{"content-length", "0"},
{":status", "200"},
{"x-weighted-cluster-response-remove", "to-remove"},
},
Http::TestResponseHeaderMapImpl{
{"server", "envoy"},
{":status", "200"},
{"x-weighted-cluster-response", "weighted-cluster-1"},
});
}
// Validate that downstream request headers are passed upstream and upstream response headers are
// passed downstream.
TEST_P(HeaderIntegrationTest, TestRequestAndResponseHeaderPassThrough) {
initializeFilter(HeaderMode::Append, false);
performRequest(
Http::TestRequestHeaderMapImpl{
{":method", "GET"},
{":path", "/"},
{":scheme", "http"},
{":authority", "no-headers.com"},
{"x-request-foo", "downstram"},
},
Http::TestRequestHeaderMapImpl{
{":authority", "no-headers.com"},
{"x-request-foo", "downstram"},
{":path", "/"},
{":method", "GET"},
},
Http::TestResponseHeaderMapImpl{
{"server", "envoy"},
{"content-length", "0"},
{":status", "200"},
{"x-return-foo", "upstream"},
},
Http::TestResponseHeaderMapImpl{
{"server", "envoy"},
{"x-return-foo", "upstream"},
{":status", "200"},
});
}
// Validates the virtual host appends upstream request headers and appends/removes upstream
// response headers.
TEST_P(HeaderIntegrationTest, TestVirtualHostAppendHeaderManipulation) {
initializeFilter(HeaderMode::Append, false);
performRequest(
Http::TestRequestHeaderMapImpl{
{":method", "GET"},
{":path", "/vhost-only"},
{":scheme", "http"},
{":authority", "vhost-headers.com"},
{"x-vhost-request", "downstream"},
{"x-vhost-request-remove", "downstream"},
},
Http::TestRequestHeaderMapImpl{
{":authority", "vhost-headers.com"},
{"x-vhost-request", "downstream"},
{"x-vhost-request", "vhost"},
{":path", "/vhost-only"},
{":method", "GET"},
},
Http::TestResponseHeaderMapImpl{
{"server", "envoy"},
{"content-length", "0"},
{":status", "200"},
{"x-vhost-response", "upstream"},
{"x-vhost-response-remove", "upstream"},
},
Http::TestResponseHeaderMapImpl{
{"server", "envoy"},
{"x-vhost-response", "upstream"},
{"x-vhost-response", "vhost"},
{":status", "200"},
});
}
// Validates the virtual host replaces request headers and replaces upstream response headers.
TEST_P(HeaderIntegrationTest, TestVirtualHostReplaceHeaderManipulation) {
initializeFilter(HeaderMode::Replace, false);
performRequest(
Http::TestRequestHeaderMapImpl{
{":method", "GET"},
{":path", "/vhost-only"},
{":scheme", "http"},
{":authority", "vhost-headers.com"},
{"x-vhost-request", "downstream"},
{"x-unmodified", "downstream"},
},
Http::TestRequestHeaderMapImpl{
{":authority", "vhost-headers.com"},
{"x-unmodified", "downstream"},
{"x-vhost-request", "vhost"},
{":path", "/vhost-only"},
{":method", "GET"},
},
Http::TestResponseHeaderMapImpl{
{"server", "envoy"},
{"content-length", "0"},
{":status", "200"},
{"x-vhost-response", "upstream"},
{"x-unmodified", "upstream"},
},
Http::TestResponseHeaderMapImpl{
{"server", "envoy"},
{"x-unmodified", "upstream"},
{"x-vhost-response", "vhost"},
{":status", "200"},
});
}
// Validates the route appends request headers and appends/removes upstream response headers.
TEST_P(HeaderIntegrationTest, TestRouteAppendHeaderManipulation) {
initializeFilter(HeaderMode::Append, false);
performRequest(
Http::TestRequestHeaderMapImpl{
{":method", "GET"},
{":path", "/route-only"},
{":scheme", "http"},
{":authority", "route-headers.com"},
{"x-route-request", "downstream"},
{"x-route-request-remove", "downstream"},
},
Http::TestRequestHeaderMapImpl{
{":authority", "route-headers.com"},
{"x-route-request", "downstream"},
{"x-route-request", "route"},
{":path", "/route-only"},
{":method", "GET"},
},
Http::TestResponseHeaderMapImpl{
{"server", "envoy"},
{"content-length", "0"},
{":status", "200"},
{"x-route-response", "upstream"},
{"x-route-response-remove", "upstream"},
},
Http::TestResponseHeaderMapImpl{
{"server", "envoy"},
{"x-route-response", "upstream"},
{"x-route-response", "route"},
{"details", "via_upstream"},
{":status", "200"},
});
}
// Validates the route replaces request headers and replaces/removes upstream response headers.
TEST_P(HeaderIntegrationTest, TestRouteReplaceHeaderManipulation) {
initializeFilter(HeaderMode::Replace, false);
performRequest(
Http::TestRequestHeaderMapImpl{
{":method", "GET"},
{":path", "/route-only"},
{":scheme", "http"},
{":authority", "route-headers.com"},
{"x-route-request", "downstream"},
{"x-route-request-remove", "downstream"},
{"x-unmodified", "downstream"},
},
Http::TestRequestHeaderMapImpl{
{":authority", "route-headers.com"},
{"x-unmodified", "downstream"},
{"x-route-request", "route"},
{":path", "/route-only"},
{":method", "GET"},
},
Http::TestResponseHeaderMapImpl{
{"server", "envoy"},
{"content-length", "0"},
{":status", "200"},
{"x-route-response", "upstream"},
{"x-route-response-remove", "upstream"},
{"x-unmodified", "upstream"},
},
Http::TestResponseHeaderMapImpl{
{"server", "envoy"},
{"x-unmodified", "upstream"},
{"x-route-response", "route"},
{"details", "via_upstream"},
{":status", "200"},
});
}
// Validates the relationship between virtual host and route header manipulations when appending.
TEST_P(HeaderIntegrationTest, TestVirtualHostAndRouteAppendHeaderManipulation) {
initializeFilter(HeaderMode::Append, false);
performRequest(
Http::TestRequestHeaderMapImpl{
{":method", "GET"},
{":path", "/vhost-and-route"},
{":scheme", "http"},
{":authority", "vhost-headers.com"},
{"x-vhost-request", "downstream"},
{"x-vhost-request-remove", "downstream"},
{"x-route-request", "downstream"},
{"x-route-request-remove", "downstream"},
},
Http::TestRequestHeaderMapImpl{
{":authority", "vhost-headers.com"},
{"x-vhost-request", "downstream"},
{"x-route-request", "downstream"},
{"x-route-request", "route"},
{"x-vhost-request", "vhost"},
{":path", "/vhost-and-route"},
{":method", "GET"},
},
Http::TestResponseHeaderMapImpl{
{"server", "envoy"},
{"content-length", "0"},
{":status", "200"},
{"x-vhost-response", "upstream"},
{"x-vhost-response-remove", "upstream"},
{"x-route-response", "upstream"},
{"x-route-response-remove", "upstream"},
},
Http::TestResponseHeaderMapImpl{
{"server", "envoy"},
{"x-vhost-response", "upstream"},
{"x-route-response", "upstream"},
{"x-route-response", "route"},
{"x-vhost-response", "vhost"},
{":status", "200"},
});
}
// Validates the relationship between virtual host and route header manipulations when replacing.
TEST_P(HeaderIntegrationTest, TestVirtualHostAndRouteReplaceHeaderManipulation) {
initializeFilter(HeaderMode::Replace, false);
performRequest(
Http::TestRequestHeaderMapImpl{
{":method", "GET"},
{":path", "/vhost-and-route"},
{":scheme", "http"},
{":authority", "vhost-headers.com"},
{"x-vhost-request", "downstream"},
{"x-route-request", "downstream"},
{"x-unmodified", "request"},
},
Http::TestRequestHeaderMapImpl{
{":authority", "vhost-headers.com"},
{"x-unmodified", "request"},
{"x-route-request", "route"},
{"x-vhost-request", "vhost"},
{":path", "/vhost-and-route"},
{":method", "GET"},
},
Http::TestResponseHeaderMapImpl{
{"server", "envoy"},
{"content-length", "0"},
{":status", "200"},
{"x-vhost-response", "upstream"},
{"x-route-response", "upstream"},
{"x-unmodified", "response"},
},
Http::TestResponseHeaderMapImpl{
{"server", "envoy"},
{"x-unmodified", "response"},
{"x-route-response", "route"},
{"x-vhost-response", "vhost"},
{":status", "200"},
});
}
// Validates the relationship between route configuration, virtual host and route header
// manipulations when appending.
TEST_P(HeaderIntegrationTest, TestRouteConfigVirtualHostAndRouteAppendHeaderManipulation) {
initializeFilter(HeaderMode::Append, true);
performRequest(
Http::TestRequestHeaderMapImpl{
{":method", "GET"},
{":path", "/vhost-and-route"},
{":scheme", "http"},
{":authority", "vhost-headers.com"},
{"x-routeconfig-request", "downstream"},
{"x-routeconfig-request-remove", "downstream"},
{"x-vhost-request", "downstream"},
{"x-vhost-request-remove", "downstream"},
{"x-route-request", "downstream"},
{"x-route-request-remove", "downstream"},
},
Http::TestRequestHeaderMapImpl{
{":authority", "vhost-headers.com"},
{"x-routeconfig-request", "downstream"},
{"x-vhost-request", "downstream"},
{"x-route-request", "downstream"},
{"x-route-request", "route"},
{"x-vhost-request", "vhost"},
{"x-routeconfig-request", "routeconfig"},
{":path", "/vhost-and-route"},
{":method", "GET"},
},
Http::TestResponseHeaderMapImpl{
{"server", "envoy"},
{"content-length", "0"},
{":status", "200"},
{"x-routeconfig-response", "upstream"},
{"x-routeconfig-response-remove", "upstream"},
{"x-vhost-response", "upstream"},
{"x-vhost-response-remove", "upstream"},
{"x-route-response", "upstream"},
{"x-route-response-remove", "upstream"},
},
Http::TestResponseHeaderMapImpl{
{"server", "envoy"},
{"x-routeconfig-response", "upstream"},
{"x-vhost-response", "upstream"},
{"x-route-response", "upstream"},
{"x-route-response", "route"},
{"x-vhost-response", "vhost"},
{"x-routeconfig-response", "routeconfig"},
{":status", "200"},
});
}
// Validates the relationship between route configuration, virtual host and route header
// manipulations when replacing.
TEST_P(HeaderIntegrationTest, TestRouteConfigVirtualHostAndRouteReplaceHeaderManipulation) {
initializeFilter(HeaderMode::Replace, true);
performRequest(
Http::TestRequestHeaderMapImpl{
{":method", "GET"},
{":path", "/vhost-and-route"},
{":scheme", "http"},
{":authority", "vhost-headers.com"},
{"x-routeconfig-request", "downstream"},
{"x-vhost-request", "downstream"},
{"x-route-request", "downstream"},
{"x-unmodified", "request"},
},
Http::TestRequestHeaderMapImpl{
{":authority", "vhost-headers.com"},
{"x-unmodified", "request"},
{"x-route-request", "route"},
{"x-vhost-request", "vhost"},
{"x-routeconfig-request", "routeconfig"},
{":path", "/vhost-and-route"},
{":method", "GET"},
},
Http::TestResponseHeaderMapImpl{
{"server", "envoy"},
{"content-length", "0"},
{":status", "200"},
{"x-routeconfig-response", "upstream"},
{"x-vhost-response", "upstream"},
{"x-route-response", "upstream"},
{"x-unmodified", "response"},
},
Http::TestResponseHeaderMapImpl{
{"server", "envoy"},
{"x-unmodified", "response"},
{"x-route-response", "route"},
{"x-vhost-response", "vhost"},
{"x-routeconfig-response", "routeconfig"},
{":status", "200"},
});
}
// Validates the relationship between route configuration, virtual host, route, and weighted
// cluster header manipulations when appending.
TEST_P(HeaderIntegrationTest, TestRouteConfigVirtualHostRouteAndClusterAppendHeaderManipulation) {
initializeFilter(HeaderMode::Append, true);
performRequest(
Http::TestRequestHeaderMapImpl{
{":method", "GET"},
{":path", "/vhost-route-and-weighted-clusters"},
{":scheme", "http"},
{":authority", "vhost-headers.com"},
{"x-routeconfig-request", "downstream"},
{"x-routeconfig-request-remove", "downstream"},
{"x-vhost-request", "downstream"},
{"x-vhost-request-remove", "downstream"},
{"x-route-request", "downstream"},
{"x-route-request-remove", "downstream"},
{"x-weighted-cluster-request", "downstream"},
{"x-weighted-cluster-request-remove", "downstream"},
},
Http::TestRequestHeaderMapImpl{
{":authority", "vhost-headers.com"},
{"x-routeconfig-request", "downstream"},
{"x-vhost-request", "downstream"},
{"x-route-request", "downstream"},
{"x-weighted-cluster-request", "downstream"},
{"x-weighted-cluster-request", "weighted-cluster-1"},
{"x-route-request", "route"},
{"x-vhost-request", "vhost"},
{"x-routeconfig-request", "routeconfig"},
{":path", "/vhost-route-and-weighted-clusters"},
{":method", "GET"},
},
Http::TestResponseHeaderMapImpl{
{"server", "envoy"},
{"content-length", "0"},
{":status", "200"},
{"x-routeconfig-response", "upstream"},
{"x-routeconfig-response-remove", "upstream"},
{"x-vhost-response", "upstream"},
{"x-vhost-response-remove", "upstream"},
{"x-route-response", "upstream"},
{"x-route-response-remove", "upstream"},
{"x-weighted-cluster-response", "upstream"},
{"x-weighted-cluster-response-remove", "upstream"},
},
Http::TestResponseHeaderMapImpl{
{"server", "envoy"},
{"x-routeconfig-response", "upstream"},
{"x-vhost-response", "upstream"},
{"x-route-response", "upstream"},
{"x-weighted-cluster-response", "upstream"},
{"x-weighted-cluster-response", "weighted-cluster-1"},
{"x-route-response", "route"},
{"x-vhost-response", "vhost"},
{"x-routeconfig-response", "routeconfig"},
{":status", "200"},
});
}
// Validates the relationship between route configuration, virtual host, route and weighted cluster
// header manipulations when replacing.
TEST_P(HeaderIntegrationTest, TestRouteConfigVirtualHostRouteAndClusterReplaceHeaderManipulation) {
initializeFilter(HeaderMode::Replace, true);
performRequest(
Http::TestRequestHeaderMapImpl{
{":method", "GET"},
{":path", "/vhost-route-and-weighted-clusters"},
{":scheme", "http"},
{":authority", "vhost-headers.com"},
{"x-routeconfig-request", "downstream"},
{"x-vhost-request", "downstream"},
{"x-route-request", "downstream"},
{"x-weighted-cluster-request", "downstream"},
{"x-unmodified", "request"},
},
Http::TestRequestHeaderMapImpl{
{":authority", "vhost-headers.com"},
{"x-unmodified", "request"},
{"x-weighted-cluster-request", "weighted-cluster-1"},
{"x-route-request", "route"},
{"x-vhost-request", "vhost"},
{"x-routeconfig-request", "routeconfig"},
{":path", "/vhost-route-and-weighted-clusters"},
{":method", "GET"},
},
Http::TestResponseHeaderMapImpl{
{"server", "envoy"},
{"content-length", "0"},
{":status", "200"},
{"x-routeconfig-response", "upstream"},
{"x-vhost-response", "upstream"},
{"x-route-response", "upstream"},
{"x-weighted-cluster-response", "upstream"},
{"x-unmodified", "response"},
},
Http::TestResponseHeaderMapImpl{
{"server", "envoy"},
{"x-unmodified", "response"},
{"x-weighted-cluster-response", "weighted-cluster-1"},
{"x-route-response", "route"},
{"x-vhost-response", "vhost"},
{"x-routeconfig-response", "routeconfig"},
{":status", "200"},
});
}
// Validates that upstream host metadata can be emitted in headers.
TEST_P(HeaderIntegrationTest, TestDynamicHeaders) {
prepareEDS();
initializeFilter(HeaderMode::Replace, true);
performRequest(
Http::TestRequestHeaderMapImpl{
{":method", "GET"},