mirror of
https://github.com/optim-enterprises-bv/kubernetes.git
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3dd9b0e582
and assign SIG ownership of sig-storage Signed-off-by: Navid Shaikh <shaikhnavid14@gmail.com>
113 lines
3.1 KiB
Go
113 lines
3.1 KiB
Go
/*
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Copyright 2016 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package storage
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import (
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"fmt"
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"os/exec"
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"k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/util/uuid"
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"k8s.io/kubernetes/test/e2e/framework"
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e2eskipper "k8s.io/kubernetes/test/e2e/framework/skipper"
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"k8s.io/kubernetes/test/e2e/storage/utils"
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"github.com/onsi/ginkgo"
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)
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var _ = utils.SIGDescribe("GKE local SSD [Feature:GKELocalSSD]", func() {
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f := framework.NewDefaultFramework("localssd")
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ginkgo.BeforeEach(func() {
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e2eskipper.SkipUnlessProviderIs("gke")
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})
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ginkgo.It("should write and read from node local SSD [Feature:GKELocalSSD]", func() {
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framework.Logf("Start local SSD test")
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createNodePoolWithLocalSsds("np-ssd")
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doTestWriteAndReadToLocalSsd(f)
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})
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})
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func createNodePoolWithLocalSsds(nodePoolName string) {
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framework.Logf("Create node pool: %s with local SSDs in cluster: %s ",
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nodePoolName, framework.TestContext.CloudConfig.Cluster)
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out, err := exec.Command("gcloud", "alpha", "container", "node-pools", "create",
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nodePoolName,
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fmt.Sprintf("--cluster=%s", framework.TestContext.CloudConfig.Cluster),
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"--local-ssd-count=1").CombinedOutput()
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if err != nil {
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framework.Failf("Failed to create node pool %s: Err: %v\n%v", nodePoolName, err, string(out))
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}
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framework.Logf("Successfully created node pool %s:\n%v", nodePoolName, string(out))
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}
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func doTestWriteAndReadToLocalSsd(f *framework.Framework) {
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var pod = testPodWithSsd("echo 'hello world' > /mnt/disks/ssd0/data && sleep 1 && cat /mnt/disks/ssd0/data")
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var msg string
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var out = []string{"hello world"}
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f.TestContainerOutput(msg, pod, 0, out)
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}
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func testPodWithSsd(command string) *v1.Pod {
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containerName := "test-container"
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volumeName := "test-ssd-volume"
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path := "/mnt/disks/ssd0"
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podName := "pod-" + string(uuid.NewUUID())
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image := "ubuntu:14.04"
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return &v1.Pod{
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TypeMeta: metav1.TypeMeta{
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Kind: "Pod",
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APIVersion: "v1",
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},
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ObjectMeta: metav1.ObjectMeta{
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Name: podName,
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},
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Spec: v1.PodSpec{
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Containers: []v1.Container{
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{
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Name: containerName,
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Image: image,
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Command: []string{"/bin/sh"},
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Args: []string{"-c", command},
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VolumeMounts: []v1.VolumeMount{
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{
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Name: volumeName,
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MountPath: path,
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},
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},
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},
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},
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RestartPolicy: v1.RestartPolicyNever,
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Volumes: []v1.Volume{
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{
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Name: volumeName,
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VolumeSource: v1.VolumeSource{
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HostPath: &v1.HostPathVolumeSource{
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Path: path,
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},
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},
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},
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},
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NodeSelector: map[string]string{"cloud.google.com/gke-local-ssd": "true"},
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},
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}
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}
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