Add generated file
This PR adds generated files under pkg/client and vendor folder.
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xing-yang
382
vendor/k8s.io/kubernetes/test/e2e/common/downward_api.go
generated
vendored
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382
vendor/k8s.io/kubernetes/test/e2e/common/downward_api.go
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vendored
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/*
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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 common
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import (
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"fmt"
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"k8s.io/api/core/v1"
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"k8s.io/apimachinery/pkg/api/resource"
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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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utilversion "k8s.io/kubernetes/pkg/util/version"
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"k8s.io/kubernetes/test/e2e/framework"
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. "github.com/onsi/ginkgo"
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)
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var (
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hostIPVersion = utilversion.MustParseSemantic("v1.8.0")
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podUIDVersion = utilversion.MustParseSemantic("v1.8.0")
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)
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var _ = Describe("[sig-api-machinery] Downward API", func() {
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f := framework.NewDefaultFramework("downward-api")
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/*
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Testname: downwardapi-env-name-namespace-podip
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Description: Ensure that downward API can provide pod's name, namespace
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and IP address as environment variables.
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*/
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framework.ConformanceIt("should provide pod name, namespace and IP address as env vars [NodeConformance]", func() {
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podName := "downward-api-" + string(uuid.NewUUID())
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env := []v1.EnvVar{
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{
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Name: "POD_NAME",
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ValueFrom: &v1.EnvVarSource{
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FieldRef: &v1.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: &v1.EnvVarSource{
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FieldRef: &v1.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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Name: "POD_IP",
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ValueFrom: &v1.EnvVarSource{
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FieldRef: &v1.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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fmt.Sprintf("POD_NAME=%v", podName),
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fmt.Sprintf("POD_NAMESPACE=%v", f.Namespace.Name),
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"POD_IP=(?:\\d+)\\.(?:\\d+)\\.(?:\\d+)\\.(?:\\d+)",
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}
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testDownwardAPI(f, podName, env, expectations)
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})
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/*
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Testname: downwardapi-env-host-ip
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Description: Ensure that downward API can provide an IP address for
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host node as an environment variable.
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*/
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framework.ConformanceIt("should provide host IP as an env var [NodeConformance]", func() {
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framework.SkipUnlessServerVersionGTE(hostIPVersion, f.ClientSet.Discovery())
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podName := "downward-api-" + string(uuid.NewUUID())
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env := []v1.EnvVar{
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{
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Name: "HOST_IP",
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ValueFrom: &v1.EnvVarSource{
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FieldRef: &v1.ObjectFieldSelector{
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APIVersion: "v1",
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FieldPath: "status.hostIP",
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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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"HOST_IP=(?:\\d+)\\.(?:\\d+)\\.(?:\\d+)\\.(?:\\d+)",
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}
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testDownwardAPI(f, podName, env, expectations)
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})
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/*
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Testname: downwardapi-env-limits-requests
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Description: Ensure that downward API can provide CPU/memory limit
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and CPU/memory request as environment variables.
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*/
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framework.ConformanceIt("should provide container's limits.cpu/memory and requests.cpu/memory as env vars [NodeConformance]", func() {
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podName := "downward-api-" + string(uuid.NewUUID())
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env := []v1.EnvVar{
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{
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Name: "CPU_LIMIT",
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ValueFrom: &v1.EnvVarSource{
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ResourceFieldRef: &v1.ResourceFieldSelector{
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Resource: "limits.cpu",
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},
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},
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},
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{
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Name: "MEMORY_LIMIT",
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ValueFrom: &v1.EnvVarSource{
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ResourceFieldRef: &v1.ResourceFieldSelector{
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Resource: "limits.memory",
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},
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},
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},
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{
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Name: "CPU_REQUEST",
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ValueFrom: &v1.EnvVarSource{
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ResourceFieldRef: &v1.ResourceFieldSelector{
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Resource: "requests.cpu",
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},
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},
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},
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{
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Name: "MEMORY_REQUEST",
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ValueFrom: &v1.EnvVarSource{
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ResourceFieldRef: &v1.ResourceFieldSelector{
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Resource: "requests.memory",
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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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"CPU_LIMIT=2",
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"MEMORY_LIMIT=67108864",
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"CPU_REQUEST=1",
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"MEMORY_REQUEST=33554432",
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}
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testDownwardAPI(f, podName, env, expectations)
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})
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/*
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Testname: downwardapi-env-default-allocatable
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Description: Ensure that downward API can provide default node
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allocatable values for CPU and memory as environment variables if CPU
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and memory limits are not specified for a container.
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*/
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framework.ConformanceIt("should provide default limits.cpu/memory from node allocatable [NodeConformance]", func() {
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podName := "downward-api-" + string(uuid.NewUUID())
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env := []v1.EnvVar{
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{
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Name: "CPU_LIMIT",
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ValueFrom: &v1.EnvVarSource{
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ResourceFieldRef: &v1.ResourceFieldSelector{
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Resource: "limits.cpu",
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},
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},
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},
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{
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Name: "MEMORY_LIMIT",
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ValueFrom: &v1.EnvVarSource{
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ResourceFieldRef: &v1.ResourceFieldSelector{
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Resource: "limits.memory",
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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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"CPU_LIMIT=[1-9]",
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"MEMORY_LIMIT=[1-9]",
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}
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pod := &v1.Pod{
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ObjectMeta: metav1.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: v1.PodSpec{
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Containers: []v1.Container{
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{
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Name: "dapi-container",
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Image: busyboxImage,
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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: v1.RestartPolicyNever,
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},
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}
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testDownwardAPIUsingPod(f, pod, env, expectations)
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})
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/*
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Testname: downwardapi-env-pod-uid
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Description: Ensure that downward API can provide pod UID as an
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environment variable.
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*/
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framework.ConformanceIt("should provide pod UID as env vars [NodeConformance]", func() {
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framework.SkipUnlessServerVersionGTE(podUIDVersion, f.ClientSet.Discovery())
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podName := "downward-api-" + string(uuid.NewUUID())
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env := []v1.EnvVar{
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{
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Name: "POD_UID",
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ValueFrom: &v1.EnvVarSource{
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FieldRef: &v1.ObjectFieldSelector{
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APIVersion: "v1",
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FieldPath: "metadata.uid",
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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_UID=[a-z0-9]{8}-[a-z0-9]{4}-[a-z0-9]{4}-[a-z0-9]{4}-[a-z0-9]{12}",
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}
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testDownwardAPI(f, podName, env, expectations)
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})
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})
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var _ = framework.KubeDescribe("Downward API [Serial] [Disruptive] [NodeFeature:EphemeralStorage]", func() {
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f := framework.NewDefaultFramework("downward-api")
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Context("Downward API tests for local ephemeral storage", func() {
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BeforeEach(func() {
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framework.SkipUnlessLocalEphemeralStorageEnabled()
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})
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It("should provide container's limits.ephemeral-storage and requests.ephemeral-storage as env vars", func() {
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podName := "downward-api-" + string(uuid.NewUUID())
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env := []v1.EnvVar{
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{
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Name: "EPHEMERAL_STORAGE_LIMIT",
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ValueFrom: &v1.EnvVarSource{
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ResourceFieldRef: &v1.ResourceFieldSelector{
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Resource: "limits.ephemeral-storage",
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},
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},
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},
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{
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Name: "EPHEMERAL_STORAGE_REQUEST",
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ValueFrom: &v1.EnvVarSource{
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ResourceFieldRef: &v1.ResourceFieldSelector{
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Resource: "requests.ephemeral-storage",
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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("EPHEMERAL_STORAGE_LIMIT=%d", 64*1024*1024),
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fmt.Sprintf("EPHEMERAL_STORAGE_REQUEST=%d", 32*1024*1024),
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}
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testDownwardAPIForEphemeralStorage(f, podName, env, expectations)
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})
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It("should provide default limits.ephemeral-storage from node allocatable", func() {
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podName := "downward-api-" + string(uuid.NewUUID())
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env := []v1.EnvVar{
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{
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Name: "EPHEMERAL_STORAGE_LIMIT",
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ValueFrom: &v1.EnvVarSource{
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ResourceFieldRef: &v1.ResourceFieldSelector{
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Resource: "limits.ephemeral-storage",
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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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"EPHEMERAL_STORAGE_LIMIT=[1-9]",
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}
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pod := &v1.Pod{
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ObjectMeta: metav1.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: v1.PodSpec{
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Containers: []v1.Container{
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{
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Name: "dapi-container",
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Image: busyboxImage,
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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: v1.RestartPolicyNever,
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},
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}
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testDownwardAPIUsingPod(f, pod, env, expectations)
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})
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})
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})
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func testDownwardAPI(f *framework.Framework, podName string, env []v1.EnvVar, expectations []string) {
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pod := &v1.Pod{
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ObjectMeta: metav1.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: v1.PodSpec{
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Containers: []v1.Container{
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{
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Name: "dapi-container",
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Image: busyboxImage,
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Command: []string{"sh", "-c", "env"},
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Resources: v1.ResourceRequirements{
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Requests: v1.ResourceList{
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v1.ResourceCPU: resource.MustParse("250m"),
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v1.ResourceMemory: resource.MustParse("32Mi"),
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},
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Limits: v1.ResourceList{
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v1.ResourceCPU: resource.MustParse("1250m"),
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v1.ResourceMemory: resource.MustParse("64Mi"),
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},
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},
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Env: env,
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},
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},
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RestartPolicy: v1.RestartPolicyNever,
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},
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}
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testDownwardAPIUsingPod(f, pod, env, expectations)
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}
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func testDownwardAPIForEphemeralStorage(f *framework.Framework, podName string, env []v1.EnvVar, expectations []string) {
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pod := &v1.Pod{
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ObjectMeta: metav1.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: v1.PodSpec{
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Containers: []v1.Container{
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{
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Name: "dapi-container",
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Image: busyboxImage,
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Command: []string{"sh", "-c", "env"},
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Resources: v1.ResourceRequirements{
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Requests: v1.ResourceList{
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v1.ResourceEphemeralStorage: resource.MustParse("32Mi"),
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},
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Limits: v1.ResourceList{
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v1.ResourceEphemeralStorage: resource.MustParse("64Mi"),
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},
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},
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Env: env,
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},
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},
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RestartPolicy: v1.RestartPolicyNever,
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},
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}
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testDownwardAPIUsingPod(f, pod, env, expectations)
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}
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func testDownwardAPIUsingPod(f *framework.Framework, pod *v1.Pod, env []v1.EnvVar, expectations []string) {
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f.TestContainerOutputRegexp("downward api env vars", pod, 0, expectations)
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}
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