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Port configmap test to node e2e suite
This commit is contained in:
Marie Shaw
parent
0d02f8c0f6
commit
1cf202a1ff
@ -93,6 +93,7 @@ test/e2e/host_path.go: fmt.Sprintf("--file_content_in_loop=%v", filePath),
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test/e2e/host_path.go: fmt.Sprintf("--file_content_in_loop=%v", filePathInReader),
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test/e2e/host_path.go: fmt.Sprintf("--retry_time=%d", retryDuration),
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test/e2e/host_path.go: fmt.Sprintf("--retry_time=%d", retryDuration),
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test/e2e_node/configmap.go: Command: []string{"/mt", "--break_on_expected_content=false", "--retry_time=120", "--file_content_in_loop=/etc/configmap-volume/data-1"},
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test/images/mount-tester/mt.go: flag.BoolVar(&breakOnExpectedContent, "break_on_expected_content", true, "Break out of loop on expected content, (use with --file_content_in_loop flag only)")
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test/images/mount-tester/mt.go: flag.IntVar(&retryDuration, "retry_time", 180, "Retry time during the loop")
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test/images/mount-tester/mt.go: flag.StringVar(&readFileContentInLoopPath, "file_content_in_loop", "", "Path to read the file content in loop from")
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346
test/e2e_node/configmap.go
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346
test/e2e_node/configmap.go
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@ -0,0 +1,346 @@
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/*
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Copyright 2016 The Kubernetes Authors All rights reserved.
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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 e2e_node
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import (
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"fmt"
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"time"
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"k8s.io/kubernetes/pkg/api"
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"k8s.io/kubernetes/pkg/util"
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"k8s.io/kubernetes/test/e2e/framework"
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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)
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var _ = framework.KubeDescribe("ConfigMap", func() {
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f := NewDefaultFramework("configmap")
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It("should be consumable from pods in volumpe [Conformance]", func() {
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doConfigMapE2EWithoutMappings(f, 0, 0)
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})
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It("should be consumable from pods in volume as non-root [Conformance]", func() {
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doConfigMapE2EWithoutMappings(f, 1000, 0)
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})
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It("should be consumable from pods in volume as non-root with FSGroup [Feature:FSGroup]", func() {
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doConfigMapE2EWithoutMappings(f, 1000, 1001)
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})
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It("should be consumable from pods in volume with mappings [Conformance]", func() {
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doConfigMapE2EWithMappings(f, 0, 0)
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})
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It("should be consumable from pods in volume with mappings as non-root [Conformance]", func() {
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doConfigMapE2EWithMappings(f, 1000, 0)
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})
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It("should be consumable from pods in volume with mappings as non-root with FSGroup [Feature:FSGroup]", func() {
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doConfigMapE2EWithMappings(f, 1000, 1001)
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})
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It("updates should be reflected in volume [Conformance]", func() {
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// We may have to wait or a full sync period to elapse before the
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// Kubelet projects the update into the volume and the container picks
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// it up. This timeout is based on the default Kubelet sync period (1
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// minute) plus additional time for fudge factor.
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const podLogTimeout = 300 * time.Second
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name := "configmap-test-upd-" + string(util.NewUUID())
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volumeName := "configmap-volume"
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volumeMountPath := "/etc/configmap-volume"
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containerName := "configmap-volume-test"
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configMap := &api.ConfigMap{
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ObjectMeta: api.ObjectMeta{
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Namespace: f.Namespace.Name,
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Name: name,
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},
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Data: map[string]string{
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"data-1": "value-1",
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},
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}
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By(fmt.Sprintf("Creating configMap with name %s", configMap.Name))
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var err error
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if configMap, err = f.Client.ConfigMaps(f.Namespace.Name).Create(configMap); err != nil {
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framework.Failf("unable to create test configMap %s: %v", configMap.Name, err)
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}
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pod := &api.Pod{
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ObjectMeta: api.ObjectMeta{
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Name: "pod-configmaps-" + string(util.NewUUID()),
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},
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Spec: api.PodSpec{
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Volumes: []api.Volume{
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{
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Name: volumeName,
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VolumeSource: api.VolumeSource{
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ConfigMap: &api.ConfigMapVolumeSource{
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LocalObjectReference: api.LocalObjectReference{
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Name: name,
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},
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},
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},
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},
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},
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Containers: []api.Container{
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{
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Name: containerName,
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Image: "gcr.io/google_containers/mounttest:0.6",
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Command: []string{"/mt", "--break_on_expected_content=false", "--retry_time=120", "--file_content_in_loop=/etc/configmap-volume/data-1"},
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VolumeMounts: []api.VolumeMount{
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{
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Name: volumeName,
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MountPath: volumeMountPath,
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ReadOnly: true,
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},
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},
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},
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},
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RestartPolicy: api.RestartPolicyNever,
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},
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}
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assignPodToNode(pod)
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By("Creating the pod")
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_, err = f.Client.Pods(f.Namespace.Name).Create(pod)
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Expect(err).NotTo(HaveOccurred())
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framework.ExpectNoError(framework.WaitForPodRunningInNamespace(f.Client, pod.Name, f.Namespace.Name))
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pollLogs := func() (string, error) {
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return framework.GetPodLogs(f.Client, f.Namespace.Name, pod.Name, containerName)
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}
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Eventually(pollLogs, podLogTimeout, framework.Poll).Should(ContainSubstring("value-1"))
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By(fmt.Sprintf("Updating configmap %v", configMap.Name))
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configMap.ResourceVersion = "" // to force update
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configMap.Data["data-1"] = "value-2"
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_, err = f.Client.ConfigMaps(f.Namespace.Name).Update(configMap)
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Expect(err).NotTo(HaveOccurred())
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By("waiting to observe update in volume")
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Eventually(pollLogs, podLogTimeout, framework.Poll).Should(ContainSubstring("value-2"))
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})
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It("should be consumable via environment variable [Conformance]", func() {
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name := "configmap-test-" + string(util.NewUUID())
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configMap := newConfigMap(f, name)
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By(fmt.Sprintf("Creating configMap %v/%v", f.Namespace.Name, configMap.Name))
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var err error
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if configMap, err = f.Client.ConfigMaps(f.Namespace.Name).Create(configMap); err != nil {
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framework.Failf("unable to create test configMap %s: %v", configMap.Name, err)
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}
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pod := &api.Pod{
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ObjectMeta: api.ObjectMeta{
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Name: "pod-configmaps-" + string(util.NewUUID()),
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},
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Spec: api.PodSpec{
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Containers: []api.Container{
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{
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Name: "env-test",
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Image: "gcr.io/google_containers/busybox:1.24",
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Command: []string{"sh", "-c", "env"},
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Env: []api.EnvVar{
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{
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Name: "CONFIG_DATA_1",
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ValueFrom: &api.EnvVarSource{
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ConfigMapKeyRef: &api.ConfigMapKeySelector{
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LocalObjectReference: api.LocalObjectReference{
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Name: name,
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},
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Key: "data-1",
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},
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},
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},
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},
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},
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},
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RestartPolicy: api.RestartPolicyNever,
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},
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}
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assignPodToNode(pod)
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framework.TestContainerOutput("consume configMaps", f.Client, pod, 0, []string{
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"CONFIG_DATA_1=value-1",
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}, f.Namespace.Name)
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})
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})
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func newConfigMap(f *framework.Framework, name string) *api.ConfigMap {
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return &api.ConfigMap{
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ObjectMeta: api.ObjectMeta{
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Namespace: f.Namespace.Name,
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Name: name,
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},
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Data: map[string]string{
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"data-1": "value-1",
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"data-2": "value-2",
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"data-3": "value-3",
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},
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}
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}
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func doConfigMapE2EWithoutMappings(f *framework.Framework, uid, fsGroup int64) {
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var (
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name = "configmap-test-volume-" + string(util.NewUUID())
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volumeName = "configmap-volume"
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volumeMountPath = "/etc/configmap-volume"
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configMap = newConfigMap(f, name)
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)
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By(fmt.Sprintf("Creating configMap with name %s", configMap.Name))
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var err error
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if configMap, err = f.Client.ConfigMaps(f.Namespace.Name).Create(configMap); err != nil {
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framework.Failf("unable to create test configMap %s: %v", configMap.Name, err)
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}
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pod := &api.Pod{
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ObjectMeta: api.ObjectMeta{
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Name: "pod-configmaps-" + string(util.NewUUID()),
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},
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Spec: api.PodSpec{
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SecurityContext: &api.PodSecurityContext{},
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Volumes: []api.Volume{
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{
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Name: volumeName,
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VolumeSource: api.VolumeSource{
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ConfigMap: &api.ConfigMapVolumeSource{
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LocalObjectReference: api.LocalObjectReference{
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Name: name,
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},
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},
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},
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},
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},
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Containers: []api.Container{
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{
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Name: "configmap-volume-test",
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Image: "gcr.io/google_containers/mounttest:0.6",
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Args: []string{"--file_content=/etc/configmap-volume/data-1"},
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VolumeMounts: []api.VolumeMount{
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{
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Name: volumeName,
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MountPath: volumeMountPath,
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ReadOnly: true,
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},
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},
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},
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},
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RestartPolicy: api.RestartPolicyNever,
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},
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}
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if uid != 0 {
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pod.Spec.SecurityContext.RunAsUser = &uid
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}
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if fsGroup != 0 {
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pod.Spec.SecurityContext.FSGroup = &fsGroup
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}
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assignPodToNode(pod)
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framework.TestContainerOutput("consume configMaps", f.Client, pod, 0, []string{
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"content of file \"/etc/configmap-volume/data-1\": value-1",
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}, f.Namespace.Name)
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}
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func doConfigMapE2EWithMappings(f *framework.Framework, uid, fsGroup int64) {
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var (
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name = "configmap-test-volume-map-" + string(util.NewUUID())
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volumeName = "configmap-volume"
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volumeMountPath = "/etc/configmap-volume"
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configMap = newConfigMap(f, name)
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)
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By(fmt.Sprintf("Creating configMap with name %s", configMap.Name))
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var err error
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if configMap, err = f.Client.ConfigMaps(f.Namespace.Name).Create(configMap); err != nil {
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framework.Failf("unable to create test configMap %s: %v", configMap.Name, err)
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}
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pod := &api.Pod{
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ObjectMeta: api.ObjectMeta{
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Name: "pod-configmaps-" + string(util.NewUUID()),
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},
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Spec: api.PodSpec{
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SecurityContext: &api.PodSecurityContext{},
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Volumes: []api.Volume{
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{
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Name: volumeName,
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VolumeSource: api.VolumeSource{
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ConfigMap: &api.ConfigMapVolumeSource{
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LocalObjectReference: api.LocalObjectReference{
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Name: name,
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},
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Items: []api.KeyToPath{
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{
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Key: "data-2",
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Path: "path/to/data-2",
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},
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},
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},
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},
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},
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},
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Containers: []api.Container{
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{
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Name: "configmap-volume-test",
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Image: "gcr.io/google_containers/mounttest:0.6",
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Args: []string{"--file_content=/etc/configmap-volume/path/to/data-2"},
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VolumeMounts: []api.VolumeMount{
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{
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Name: volumeName,
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MountPath: volumeMountPath,
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ReadOnly: true,
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},
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},
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},
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},
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RestartPolicy: api.RestartPolicyNever,
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},
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}
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if uid != 0 {
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pod.Spec.SecurityContext.RunAsUser = &uid
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}
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if fsGroup != 0 {
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pod.Spec.SecurityContext.FSGroup = &fsGroup
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}
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assignPodToNode(pod)
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framework.TestContainerOutput("consume configMaps", f.Client, pod, 0, []string{
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"content of file \"/etc/configmap-volume/path/to/data-2\": value-2",
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}, f.Namespace.Name)
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}
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