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Merge pull request #53794 from xiangpengzhao/poduid-e2e-dapi

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Automatic merge from submit-queue (batch tested with PRs 53575, 53794). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

Add e2e test case for downward API exposing pod UID

**What this PR does / why we need it**:
Pod UID is added to downward API env var in #48125 for 1.8. This PR adds a e2e test case for it.

**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes #
ref: #48125

**Special notes for your reviewer**:

**Release note**:

```release-note
NONE
```
This commit is contained in:
Kubernetes Submit Queue 2017-10-16 19:36:15 -07:00 committed by GitHub
commit d7e56d5330
1 changed files with 26 additions and 1 deletions
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27
test/e2e/common/downward_api.go
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@ -29,7 +29,10 @@ import (
. "github.com/onsi/ginkgo"
)
var hostIPVersion = utilversion.MustParseSemantic("v1.8.0")
var (
hostIPVersion = utilversion.MustParseSemantic("v1.8.0")
podUIDVersion = utilversion.MustParseSemantic("v1.8.0")
)
var _ = Describe("[sig-api-machinery] Downward API", func() {
f := framework.NewDefaultFramework("downward-api")
@ -198,6 +201,28 @@ var _ = Describe("[sig-api-machinery] Downward API", func() {
testDownwardAPIUsingPod(f, pod, env, expectations)
})
It("should provide pod UID as env vars [Conformance]", func() {
framework.SkipUnlessServerVersionGTE(podUIDVersion, f.ClientSet.Discovery())
podName := "downward-api-" + string(uuid.NewUUID())
env := []v1.EnvVar{
{
Name: "POD_UID",
ValueFrom: &v1.EnvVarSource{
FieldRef: &v1.ObjectFieldSelector{
APIVersion: "v1",
FieldPath: "metadata.uid",
},
},
},
}
expectations := []string{
fmt.Sprintf("POD_UID=[a-z0-9]{8}-[a-z0-9]{4}-[a-z0-9]{4}-[a-z0-9]{4}-[a-z0-9]{12}"),
}
testDownwardAPI(f, podName, env, expectations)
})
})
func testDownwardAPI(f *framework.Framework, podName string, env []v1.EnvVar, expectations []string) {