kubernetes/test
Patrick Ohly 501a7678b3 test/utils: avoid data race during parallel create
The client-go Create call writes into the object that it gets passed. Each call
therefore needs its own copy when invoked in parallel.

Seen in

   go test -v -timeout=0 -bench=.*/SchedulingBasic/5000Nodes -race ./test/integration/scheduler_perf

WARNING: DATA RACE
Read at 0x00c003fa5b00 by goroutine 45227:
  k8s.io/apimachinery/pkg/apis/meta/v1.(*TypeMeta).GroupVersionKind()
      /nvme/gopath/src/k8s.io/kubernetes/vendor/k8s.io/apimachinery/pkg/apis/meta/v1/meta.go:126 +0x84
  k8s.io/apimachinery/pkg/runtime.WithVersionEncoder.Encode()
      /nvme/gopath/src/k8s.io/kubernetes/vendor/k8s.io/apimachinery/pkg/runtime/helper.go:231 +0x176
  k8s.io/apimachinery/pkg/runtime.(*WithVersionEncoder).Encode()
      <autogenerated>:1 +0xfb
  k8s.io/apimachinery/pkg/runtime.Encode()
      /nvme/gopath/src/k8s.io/kubernetes/vendor/k8s.io/apimachinery/pkg/runtime/codec.go:50 +0xb3
  k8s.io/client-go/rest.(*Request).Body()
      /nvme/gopath/src/k8s.io/kubernetes/vendor/k8s.io/client-go/rest/request.go:469 +0x884
  k8s.io/client-go/kubernetes/typed/core/v1.(*pods).Create()
      /nvme/gopath/src/k8s.io/kubernetes/vendor/k8s.io/client-go/kubernetes/typed/core/v1/pod.go:126 +0x264
  k8s.io/kubernetes/test/utils.CreatePodWithRetries.func1()
      /nvme/gopath/src/k8s.io/kubernetes/test/utils/create_resources.go:61 +0x111
  k8s.io/apimachinery/pkg/util/wait.ConditionFunc.WithContext.func1()
      /nvme/gopath/src/k8s.io/kubernetes/vendor/k8s.io/apimachinery/pkg/util/wait/wait.go:222 +0x30
  k8s.io/apimachinery/pkg/util/wait.runConditionWithCrashProtectionWithContext()
      /nvme/gopath/src/k8s.io/kubernetes/vendor/k8s.io/apimachinery/pkg/util/wait/wait.go:262 +0x7b
  k8s.io/apimachinery/pkg/util/wait.runConditionWithCrashProtection()
      /nvme/gopath/src/k8s.io/kubernetes/vendor/k8s.io/apimachinery/pkg/util/wait/wait.go:255 +0x5c
  k8s.io/apimachinery/pkg/util/wait.ExponentialBackoff()
      /nvme/gopath/src/k8s.io/kubernetes/vendor/k8s.io/apimachinery/pkg/util/wait/wait.go:431 +0x67
  k8s.io/kubernetes/test/utils.RetryWithExponentialBackOff()
      /nvme/gopath/src/k8s.io/kubernetes/test/utils/create_resources.go:53 +0x1be
  k8s.io/kubernetes/test/utils.CreatePodWithRetries()
      /nvme/gopath/src/k8s.io/kubernetes/test/utils/create_resources.go:70 +0x1bf
  k8s.io/kubernetes/test/utils.makeCreatePod()
      /nvme/gopath/src/k8s.io/kubernetes/test/utils/runners.go:1339 +0x68
  k8s.io/kubernetes/test/utils.CreatePod.func1()
      /nvme/gopath/src/k8s.io/kubernetes/test/utils/runners.go:1349 +0xab
  k8s.io/client-go/util/workqueue.ParallelizeUntil.func1()
      /nvme/gopath/src/k8s.io/kubernetes/vendor/k8s.io/client-go/util/workqueue/parallelizer.go:90 +0x1c1

Previous write at 0x00c003fa5b00 by goroutine 45250:
  k8s.io/apimachinery/pkg/apis/meta/v1.(*TypeMeta).SetGroupVersionKind()
      /nvme/gopath/src/k8s.io/kubernetes/vendor/k8s.io/apimachinery/pkg/apis/meta/v1/meta.go:121 +0x1cc
  k8s.io/apimachinery/pkg/runtime.WithVersionEncoder.Encode()
      /nvme/gopath/src/k8s.io/kubernetes/vendor/k8s.io/apimachinery/pkg/runtime/helper.go:241 +0x408
  k8s.io/apimachinery/pkg/runtime.(*WithVersionEncoder).Encode()
      <autogenerated>:1 +0xfb
  k8s.io/apimachinery/pkg/runtime.Encode()
      /nvme/gopath/src/k8s.io/kubernetes/vendor/k8s.io/apimachinery/pkg/runtime/codec.go:50 +0xb3
  k8s.io/client-go/rest.(*Request).Body()
      /nvme/gopath/src/k8s.io/kubernetes/vendor/k8s.io/client-go/rest/request.go:469 +0x884
  k8s.io/client-go/kubernetes/typed/core/v1.(*pods).Create()
      /nvme/gopath/src/k8s.io/kubernetes/vendor/k8s.io/client-go/kubernetes/typed/core/v1/pod.go:126 +0x264
  k8s.io/kubernetes/test/utils.CreatePodWithRetries.func1()
      /nvme/gopath/src/k8s.io/kubernetes/test/utils/create_resources.go:61 +0x111
  k8s.io/apimachinery/pkg/util/wait.ConditionFunc.WithContext.func1()
      /nvme/gopath/src/k8s.io/kubernetes/vendor/k8s.io/apimachinery/pkg/util/wait/wait.go:222 +0x30
  k8s.io/apimachinery/pkg/util/wait.runConditionWithCrashProtectionWithContext()
      /nvme/gopath/src/k8s.io/kubernetes/vendor/k8s.io/apimachinery/pkg/util/wait/wait.go:262 +0x7b
  k8s.io/apimachinery/pkg/util/wait.runConditionWithCrashProtection()
      /nvme/gopath/src/k8s.io/kubernetes/vendor/k8s.io/apimachinery/pkg/util/wait/wait.go:255 +0x5c
  k8s.io/apimachinery/pkg/util/wait.ExponentialBackoff()
      /nvme/gopath/src/k8s.io/kubernetes/vendor/k8s.io/apimachinery/pkg/util/wait/wait.go:431 +0x67
  k8s.io/kubernetes/test/utils.RetryWithExponentialBackOff()
      /nvme/gopath/src/k8s.io/kubernetes/test/utils/create_resources.go:53 +0x1be
  k8s.io/kubernetes/test/utils.CreatePodWithRetries()
      /nvme/gopath/src/k8s.io/kubernetes/test/utils/create_resources.go:70 +0x1bf
  k8s.io/kubernetes/test/utils.makeCreatePod()
      /nvme/gopath/src/k8s.io/kubernetes/test/utils/runners.go:1339 +0x68
  k8s.io/kubernetes/test/utils.CreatePod.func1()
      /nvme/gopath/src/k8s.io/kubernetes/test/utils/runners.go:1349 +0xab
  k8s.io/client-go/util/workqueue.ParallelizeUntil.func1()
      /nvme/gopath/src/k8s.io/kubernetes/vendor/k8s.io/client-go/util/workqueue/parallelizer.go:90 +0x1c1
2023-02-16 08:44:42 +01:00
..
cmd Merge pull request #115579 from ardaguclu/fix-wait-sh-timeout 2023-02-10 13:59:29 -08:00
conformance Update ineligible endpoints yaml 2023-02-14 09:00:44 +13:00
e2e chore: Update hostpath driver to v1.11.0 2023-02-14 10:09:58 -08:00
e2e_kubeadm e2e: use Ginkgo context 2022-12-16 20:14:04 +01:00
e2e_node Remove cgo dependency 2023-02-13 11:16:39 -05:00
fixtures Updating pause image refernces to 3.9 2022-11-14 10:24:54 -08:00
fuzz
images [go] Bump images, dependencies and versions to go 1.20 2023-02-03 22:55:24 +01:00
instrumentation scheduler: promote pod resource metrics to stable 2023-02-09 20:30:45 +01:00
integration Merge pull request #115456 from pohly/goroutine-leak-check 2023-02-14 08:31:31 -08:00
kubemark Drop unsupported iks configuration for kubemark 2022-09-25 17:33:22 -04:00
list
soak/serve_hostnames fix typos 2022-06-15 13:38:48 +09:00
typecheck Avoid typechecking stdlib 2023-01-28 23:32:50 -05:00
utils test/utils: avoid data race during parallel create 2023-02-16 08:44:42 +01:00
OWNERS test/OWNERS: add pohly as approver 2023-01-09 09:54:10 +01:00