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Merge pull request #59211 from vmware/fix-node-lables-for-e2e-tests
Automatic merge from submit-queue (batch tested with PRs 58645, 59211). 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>.

Fixing node labels assignment for random order tests execution

**What this PR does / why we need it**:
For some vsphere cloud provider e2e test cases, we are setting node labels to control pod scheduling on specific node.

When these e2e tests are executed in random order from testsuite, they are overwriting node labels, so some tests were failing to schedule pod on desired node. Tests are failing with following error.

```
“FailedScheduling: No nodes are available that match all of the predicates: MatchNodeSelector (5), NodeUnschedulable (1).
```

This PR is fixing the above issue with setting distinct node label key for each test group within test suite.



**Which issue(s) this PR fixes**
Fixes #

**Special notes for your reviewer**:
Executed testsuites containing tests from both files using following script.

```
GINKGO_FOCUS[0]="Volume\sPlacement"
GINKGO_FOCUS[1]="Volume\sDisk\sFormat"
REGEX="--ginkgo.focus="$(IFS='|' ; echo "${GINKGO_FOCUS[*]}")
go run hack/e2e.go --check-version-skew=false --v --test --test_args="${REGEX}"
```

All test passed.


**Release note**:

```release-note
NONE
```
2018-02-02 20:47:29 -08:00
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api Merge pull request #58990 from bsalamat/nominated_node 2018-02-02 07:26:16 -08:00
build Update etcd server version to 3.2.13 2018-02-02 17:25:13 -08:00
cluster Update etcd server version to 3.2.13 2018-02-02 17:25:13 -08:00
cmd Merge pull request #58645 from jpbetz/etcd-server-3.2-upgrade 2018-02-02 20:27:29 -08:00
docs Merge pull request #58990 from bsalamat/nominated_node 2018-02-02 07:26:16 -08:00
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hack Update etcd server version to 3.2.13 2018-02-02 17:25:13 -08:00
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pkg Merge pull request #59295 from nicksardo/sort-firewall 2018-02-02 19:37:41 -08:00
plugin Merge pull request #58743 from NickrenREN/pv-protection 2018-02-01 19:39:52 -08:00
staging Update etcd server version to 3.2.13 2018-02-02 17:25:13 -08:00
test Merge pull request #59211 from vmware/fix-node-lables-for-e2e-tests 2018-02-02 20:47:29 -08:00
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