mirror of https://github.com/k3s-io/k3s
105 lines
2.5 KiB
Go
105 lines
2.5 KiB
Go
/*
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Copyright 2015 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
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import (
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"fmt"
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"k8s.io/kubernetes/pkg/api"
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"k8s.io/kubernetes/pkg/util"
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. "github.com/onsi/ginkgo"
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)
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var _ = Describe("Downward API", func() {
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framework := NewFramework("downward-api")
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It("should provide pod name and namespace as env vars [Conformance]", func() {
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podName := "downward-api-" + string(util.NewUUID())
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env := []api.EnvVar{
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{
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Name: "POD_NAME",
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ValueFrom: &api.EnvVarSource{
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FieldRef: &api.ObjectFieldSelector{
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APIVersion: "v1",
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FieldPath: "metadata.name",
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},
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},
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},
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{
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Name: "POD_NAMESPACE",
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ValueFrom: &api.EnvVarSource{
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FieldRef: &api.ObjectFieldSelector{
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APIVersion: "v1",
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FieldPath: "metadata.namespace",
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},
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},
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},
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}
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expectations := []string{
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fmt.Sprintf("POD_NAME=%v", podName),
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fmt.Sprintf("POD_NAMESPACE=%v", framework.Namespace.Name),
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}
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testDownwardAPI(framework, podName, env, expectations)
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})
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It("should provide pod IP as an env var", func() {
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podName := "downward-api-" + string(util.NewUUID())
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env := []api.EnvVar{
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{
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Name: "POD_IP",
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ValueFrom: &api.EnvVarSource{
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FieldRef: &api.ObjectFieldSelector{
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APIVersion: "v1",
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FieldPath: "status.podIP",
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},
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},
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},
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}
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expectations := []string{
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"POD_IP=(?:\\d+)\\.(?:\\d+)\\.(?:\\d+)\\.(?:\\d+)",
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}
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testDownwardAPI(framework, podName, env, expectations)
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})
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})
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func testDownwardAPI(framework *Framework, podName string, env []api.EnvVar, expectations []string) {
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pod := &api.Pod{
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ObjectMeta: api.ObjectMeta{
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Name: podName,
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Labels: map[string]string{"name": podName},
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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: "dapi-container",
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Image: "gcr.io/google_containers/busybox",
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Command: []string{"sh", "-c", "env"},
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Env: env,
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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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framework.TestContainerOutputRegexp("downward api env vars", pod, 0, expectations)
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}
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