Merge pull request #67108 from yujuhong/crictl-test

Automatic merge from submit-queue. 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>.

GCE: add a crictl test

This verifies that crictl is available on the node.



**What this PR does / why we need it**:

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

**Special notes for your reviewer**:

**Release note**:

```release-note
NONE
```
This commit is contained in:
Kubernetes Submit Queue 2018-08-08 13:22:17 -07:00 committed by GitHub
commit 06bac1880d
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2 changed files with 74 additions and 0 deletions

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@ -4,6 +4,7 @@ go_library(
name = "go_default_library",
srcs = [
"apparmor.go",
"crictl.go",
"events.go",
"framework.go",
"kubelet.go",

73
test/e2e/node/crictl.go Normal file
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@ -0,0 +1,73 @@
/*
Copyright 2018 The Kubernetes 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 node
import (
"fmt"
"strings"
"k8s.io/kubernetes/test/e2e/framework"
. "github.com/onsi/ginkgo"
)
var _ = SIGDescribe("crictl", func() {
f := framework.NewDefaultFramework("crictl")
BeforeEach(func() {
// `crictl` is not available on all cloud providers.
framework.SkipUnlessProviderIs("gce", "gke")
// The test requires $HOME/.ssh/id_rsa key to be present.
framework.SkipUnlessSSHKeyPresent()
})
It("should be able to run crictl on the node", func() {
// Get all nodes' external IPs.
By("Getting all nodes' SSH-able IP addresses")
hosts, err := framework.NodeSSHHosts(f.ClientSet)
if err != nil {
framework.Failf("Error getting node hostnames: %v", err)
}
testCases := []struct {
cmd string
}{
{`sudo crictl version`},
{`sudo crictl info`},
}
for _, testCase := range testCases {
// Choose an arbitrary node to test.
host := hosts[0]
By(fmt.Sprintf("SSH'ing to node %q to run %q", host, testCase.cmd))
result, err := framework.SSH(testCase.cmd, host, framework.TestContext.Provider)
stdout, stderr := strings.TrimSpace(result.Stdout), strings.TrimSpace(result.Stderr)
if err != nil {
framework.Failf("Ran %q on %q, got error %v", testCase.cmd, host, err)
}
// Log the stdout/stderr output.
// TODO: Verify the output.
if len(stdout) > 0 {
framework.Logf("Got stdout from %q:\n %s\n", host, strings.TrimSpace(stdout))
}
if len(stderr) > 0 {
framework.Logf("Got stderr from %q:\n %s\n", host, strings.TrimSpace(stderr))
}
}
})
})