ceph-csi/vendor/k8s.io/kubernetes/test/e2e_node/container.go
Serguei Bezverkhi e9033989a0 vendor updates
2018-03-07 11:43:06 -05:00

129 lines
3.4 KiB
Go

/*
Copyright 2016 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 e2e_node
import (
"fmt"
"k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/util/uuid"
podutil "k8s.io/kubernetes/pkg/api/v1/pod"
"k8s.io/kubernetes/test/e2e/framework"
)
// One pod one container
type ConformanceContainer struct {
Container v1.Container
RestartPolicy v1.RestartPolicy
Volumes []v1.Volume
ImagePullSecrets []string
PodClient *framework.PodClient
podName string
PodSecurityContext *v1.PodSecurityContext
}
func (cc *ConformanceContainer) Create() {
cc.podName = cc.Container.Name + string(uuid.NewUUID())
imagePullSecrets := []v1.LocalObjectReference{}
for _, s := range cc.ImagePullSecrets {
imagePullSecrets = append(imagePullSecrets, v1.LocalObjectReference{Name: s})
}
pod := &v1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: cc.podName,
},
Spec: v1.PodSpec{
RestartPolicy: cc.RestartPolicy,
Containers: []v1.Container{
cc.Container,
},
SecurityContext: cc.PodSecurityContext,
Volumes: cc.Volumes,
ImagePullSecrets: imagePullSecrets,
},
}
cc.PodClient.Create(pod)
}
func (cc *ConformanceContainer) Delete() error {
return cc.PodClient.Delete(cc.podName, metav1.NewDeleteOptions(0))
}
func (cc *ConformanceContainer) IsReady() (bool, error) {
pod, err := cc.PodClient.Get(cc.podName, metav1.GetOptions{})
if err != nil {
return false, err
}
return podutil.IsPodReady(pod), nil
}
func (cc *ConformanceContainer) GetPhase() (v1.PodPhase, error) {
pod, err := cc.PodClient.Get(cc.podName, metav1.GetOptions{})
if err != nil {
return v1.PodUnknown, err
}
return pod.Status.Phase, nil
}
func (cc *ConformanceContainer) GetStatus() (v1.ContainerStatus, error) {
pod, err := cc.PodClient.Get(cc.podName, metav1.GetOptions{})
if err != nil {
return v1.ContainerStatus{}, err
}
statuses := pod.Status.ContainerStatuses
if len(statuses) != 1 || statuses[0].Name != cc.Container.Name {
return v1.ContainerStatus{}, fmt.Errorf("unexpected container statuses %v", statuses)
}
return statuses[0], nil
}
func (cc *ConformanceContainer) Present() (bool, error) {
_, err := cc.PodClient.Get(cc.podName, metav1.GetOptions{})
if err == nil {
return true, nil
}
if errors.IsNotFound(err) {
return false, nil
}
return false, err
}
type ContainerState string
const (
ContainerStateWaiting ContainerState = "Waiting"
ContainerStateRunning ContainerState = "Running"
ContainerStateTerminated ContainerState = "Terminated"
ContainerStateUnknown ContainerState = "Unknown"
)
func GetContainerState(state v1.ContainerState) ContainerState {
if state.Waiting != nil {
return ContainerStateWaiting
}
if state.Running != nil {
return ContainerStateRunning
}
if state.Terminated != nil {
return ContainerStateTerminated
}
return ContainerStateUnknown
}