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xds/federation: e2e tests #5103
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,139 @@ | ||
| /* | ||
| * | ||
| * Copyright 2021 gRPC authors. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
||
| package xds_test | ||
|
|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
| "testing" | ||
|
|
||
| v3clusterpb "github.com/envoyproxy/go-control-plane/envoy/config/cluster/v3" | ||
| v3endpointpb "github.com/envoyproxy/go-control-plane/envoy/config/endpoint/v3" | ||
| v3listenerpb "github.com/envoyproxy/go-control-plane/envoy/config/listener/v3" | ||
| v3routepb "github.com/envoyproxy/go-control-plane/envoy/config/route/v3" | ||
| "github.com/google/uuid" | ||
| "google.golang.org/grpc" | ||
| "google.golang.org/grpc/credentials/insecure" | ||
| "google.golang.org/grpc/internal/envconfig" | ||
| xdsinternal "google.golang.org/grpc/internal/xds" | ||
| testpb "google.golang.org/grpc/test/grpc_testing" | ||
| "google.golang.org/grpc/xds" | ||
| "google.golang.org/grpc/xds/internal/testutils" | ||
| "google.golang.org/grpc/xds/internal/testutils/e2e" | ||
| "google.golang.org/grpc/xds/internal/xdsclient/xdsresource" | ||
| ) | ||
|
|
||
| // TestClientSideFederation tests that federation is supported. | ||
| // | ||
| // In this test, some xDS responses contain resource names in another authority | ||
| // (in the new resource name style): | ||
| // - LDS: old style, no authority (default authority) | ||
| // - RDS: new style, in a different authority | ||
| // - CDS: old style, no authority (default authority) | ||
| // - EDS: new style, in a different authority | ||
| func (s) TestClientSideFederation(t *testing.T) { | ||
| oldXDSFederation := envconfig.XDSFederation | ||
| envconfig.XDSFederation = true | ||
| defer func() { envconfig.XDSFederation = oldXDSFederation }() | ||
|
|
||
| // Start a management server as the default authority. | ||
| serverDefaultAuth, err := e2e.StartManagementServer() | ||
| if err != nil { | ||
| t.Fatalf("Failed to spin up the xDS management server: %v", err) | ||
| } | ||
| t.Cleanup(serverDefaultAuth.Stop) | ||
|
|
||
| // Start another management server as the other authority. | ||
| const nonDefaultAuth = "non-default-auth" | ||
| serverAnotherAuth, err := e2e.StartManagementServer() | ||
| if err != nil { | ||
| t.Fatalf("Failed to spin up the xDS management server: %v", err) | ||
| } | ||
| t.Cleanup(serverAnotherAuth.Stop) | ||
|
|
||
| // Create a bootstrap file in a temporary directory. | ||
| nodeID := uuid.New().String() | ||
| bootstrapContents, err := xdsinternal.BootstrapContents(xdsinternal.BootstrapOptions{ | ||
| Version: xdsinternal.TransportV3, | ||
| NodeID: nodeID, | ||
| ServerURI: serverDefaultAuth.Address, | ||
| ServerListenerResourceNameTemplate: e2e.ServerListenerResourceNameTemplate, | ||
| // Specify the address of the non-default authority. | ||
| Authorities: map[string]string{nonDefaultAuth: serverAnotherAuth.Address}, | ||
| }) | ||
| if err != nil { | ||
| t.Fatalf("Failed to create bootstrap file: %v", err) | ||
| } | ||
|
|
||
| resolver, err := xds.NewXDSResolverWithConfigForTesting(bootstrapContents) | ||
| if err != nil { | ||
| t.Fatalf("Failed to create xDS resolver for testing: %v", err) | ||
| } | ||
| port, cleanup := clientSetup(t, &testService{}) | ||
| defer cleanup() | ||
|
|
||
| const serviceName = "my-service-client-side-xds" | ||
| // LDS is old style name. | ||
| ldsName := serviceName | ||
| // RDS is new style, with the non default authority. | ||
| rdsName := testutils.BuildResourceName(xdsresource.RouteConfigResource, nonDefaultAuth, "route-"+serviceName, nil) | ||
| // CDS is old style name. | ||
| cdsName := "cluster-" + serviceName | ||
| // EDS is new style, with the non default authority. | ||
| edsName := testutils.BuildResourceName(xdsresource.EndpointsResource, nonDefaultAuth, "endpoints-"+serviceName, nil) | ||
|
|
||
| // Split resources, put LDS/CDS in the default authority, and put RDS/EDS in | ||
| // the other authority. | ||
| resourcesDefault := e2e.UpdateOptions{ | ||
| NodeID: nodeID, | ||
| // This has only LDS and CDS. | ||
| Listeners: []*v3listenerpb.Listener{e2e.DefaultClientListener(ldsName, rdsName)}, | ||
| Clusters: []*v3clusterpb.Cluster{e2e.DefaultCluster(cdsName, edsName, e2e.SecurityLevelNone)}, | ||
| SkipValidation: true, | ||
| } | ||
| resourcesAnother := e2e.UpdateOptions{ | ||
| NodeID: nodeID, | ||
| // This has only RDS and EDS. | ||
| Routes: []*v3routepb.RouteConfiguration{e2e.DefaultRouteConfig(rdsName, ldsName, cdsName)}, | ||
| Endpoints: []*v3endpointpb.ClusterLoadAssignment{e2e.DefaultEndpoint(edsName, "localhost", []uint32{port})}, | ||
| SkipValidation: true, | ||
| } | ||
|
|
||
| ctx, cancel := context.WithTimeout(context.Background(), defaultTestTimeout) | ||
| defer cancel() | ||
| // This has only LDS and CDS. | ||
| if err := serverDefaultAuth.Update(ctx, resourcesDefault); err != nil { | ||
| t.Fatal(err) | ||
| } | ||
| // This has only RDS and EDS. | ||
| if err := serverAnotherAuth.Update(ctx, resourcesAnother); err != nil { | ||
| t.Fatal(err) | ||
| } | ||
|
|
||
| // Create a ClientConn and make a successful RPC. | ||
| cc, err := grpc.Dial(fmt.Sprintf("xds:///%s", serviceName), grpc.WithTransportCredentials(insecure.NewCredentials()), grpc.WithResolvers(resolver)) | ||
| if err != nil { | ||
| t.Fatalf("failed to dial local test server: %v", err) | ||
| } | ||
| defer cc.Close() | ||
|
|
||
| client := testpb.NewTestServiceClient(cc) | ||
| if _, err := client.EmptyCall(ctx, &testpb.Empty{}, grpc.WaitForReady(true)); err != nil { | ||
| t.Fatalf("rpc EmptyCall() failed: %v", err) | ||
| } | ||
| } |
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Needs a comment to make vet happy.
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Done