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kubernetes/test/integration/framework
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Patrick Ohly ea34d03925 integration testing: configure gRPC logging during init 
Doing the initialization once was not good enough because it was not guaranteed
that RunCustomEtcd gets called early enough, before there are other goroutines
which use gRPC. The data race for
test/integration/apiserver.TestWatchCacheUpdatedByEtcd was:

WARNING: DATA RACE
Read at 0x00000cfffb90 by goroutine 140052:
  k8s.io/kubernetes/vendor/google.golang.org/grpc/grpclog.V()
      /home/prow/go/src/k8s.io/kubernetes/_output/local/go/src/k8s.io/kubernetes/vendor/google.golang.org/grpc/grpclog/grpclog.go:41 +0x30
  k8s.io/kubernetes/vendor/google.golang.org/grpc/grpclog.(*componentData).V()
      /home/prow/go/src/k8s.io/kubernetes/_output/local/go/src/k8s.io/kubernetes/vendor/google.golang.org/grpc/grpclog/component.go:103 +0x4e
  k8s.io/kubernetes/vendor/google.golang.org/grpc/internal/transport.(*http2Client).Close()
      /home/prow/go/src/k8s.io/kubernetes/_output/local/go/src/k8s.io/kubernetes/vendor/google.golang.org/grpc/internal/transport/http2_client.go:955 +0xca
  k8s.io/kubernetes/vendor/google.golang.org/grpc/internal/transport.(*http2Client).reader()
      /home/prow/go/src/k8s.io/kubernetes/_output/local/go/src/k8s.io/kubernetes/vendor/google.golang.org/grpc/internal/transport/http2_client.go:1619 +0xbfb
  k8s.io/kubernetes/vendor/google.golang.org/grpc/internal/transport.newHTTP2Client.func11()
      /home/prow/go/src/k8s.io/kubernetes/_output/local/go/src/k8s.io/kubernetes/vendor/google.golang.org/grpc/internal/transport/http2_client.go:394 +0x47

Previous write at 0x00000cfffb90 by goroutine 145643:
  k8s.io/kubernetes/vendor/google.golang.org/grpc/grpclog.SetLoggerV2()
      /home/prow/go/src/k8s.io/kubernetes/_output/local/go/src/k8s.io/kubernetes/vendor/google.golang.org/grpc/grpclog/loggerv2.go:75 +0x104
  k8s.io/kubernetes/test/integration/framework.RunCustomEtcd.func2()
      /home/prow/go/src/k8s.io/kubernetes/_output/local/go/src/k8s.io/kubernetes/test/integration/framework/etcd.go:157 +0x33
  sync.(*Once).doSlow()
      /usr/local/go/src/sync/once.go:74 +0x101
  sync.(*Once).Do()
      /usr/local/go/src/sync/once.go:65 +0x46
  k8s.io/kubernetes/test/integration/framework.RunCustomEtcd()
      /home/prow/go/src/k8s.io/kubernetes/_output/local/go/src/k8s.io/kubernetes/test/integration/framework/etcd.go:156 +0xb97
  k8s.io/kubernetes/test/integration/apiserver.multiEtcdSetup()
      /home/prow/go/src/k8s.io/kubernetes/_output/local/go/src/k8s.io/kubernetes/test/integration/apiserver/watchcache_test.go:41 +0xc4
  k8s.io/kubernetes/test/integration/apiserver.TestWatchCacheUpdatedByEtcd()
      /home/prow/go/src/k8s.io/kubernetes/_output/local/go/src/k8s.io/kubernetes/test/integration/apiserver/watchcache_test.go:92 +0xa9
  testing.tRunner()
      /usr/local/go/src/testing/testing.go:1576 +0x216
  testing.(*T).Run.func1()
      /usr/local/go/src/testing/testing.go:1629 +0x47
2023-06-30 09:52:57 +02:00
..
controlplane_utils.go Remove RunAnAPIServer from integration tests 2022-07-25 17:52:31 +02:00
etcd.go integration testing: configure gRPC logging during init 2023-06-30 09:52:57 +02:00
flags.go initialize logging after flag parsing 2021-09-30 13:46:49 +02:00
goleak.go test/integration: add StartEtcd 2023-02-28 23:05:17 +01:00
logger.go scheduler_perf: add logging flags 2023-02-28 23:08:17 +01:00
OWNERS Add alculquicondor to test/integration/framework OWNERS 2022-11-07 13:13:50 -05:00
perf_utils.go test/integration: create nodes directly with kubernetes.io/hostname label 2023-04-11 16:35:37 +02:00
serializer.go remove unused function of NewSingleContentTypeSerializer 2021-01-04 10:40:37 +08:00
test_server.go FIXUP: cmd/kube-apiserver/app/options: split apart controlplane part 2023-06-26 21:50:38 +02:00
util.go Merge pull request #113615 from kerthcet/feat/add-benchmark-tests 2022-11-07 09:18:28 -08:00