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/*
Copyright 2016 The Kubernetes Authors All rights reserved.
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/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/api/errors"
client "k8s.io/kubernetes/pkg/client/unversioned"
"k8s.io/kubernetes/pkg/util"
)
// One pod one container
type ConformanceContainer struct {
Container api.Container
Client *client.Client
RestartPolicy api.RestartPolicy
Volumes []api.Volume
ImagePullSecrets []string
NodeName string
Namespace string
podName string
}
func (cc *ConformanceContainer) Create() error {
cc.podName = cc.Container.Name + string(util.NewUUID())
imagePullSecrets := []api.LocalObjectReference{}
for _, s := range cc.ImagePullSecrets {
imagePullSecrets = append(imagePullSecrets, api.LocalObjectReference{Name: s})
}
pod := &api.Pod{
ObjectMeta: api.ObjectMeta{
Name: cc.podName,
Namespace: cc.Namespace,
},
Spec: api.PodSpec{
NodeName: cc.NodeName,
RestartPolicy: cc.RestartPolicy,
Containers: []api.Container{
cc.Container,
},
Volumes: cc.Volumes,
ImagePullSecrets: imagePullSecrets,
},
}
_, err := cc.Client.Pods(cc.Namespace).Create(pod)
return err
}
func (cc *ConformanceContainer) Delete() error {
return cc.Client.Pods(cc.Namespace).Delete(cc.podName, api.NewDeleteOptions(0))
}
func (cc *ConformanceContainer) IsReady() (bool, error) {
pod, err := cc.Client.Pods(cc.Namespace).Get(cc.podName)
if err != nil {
return false, err
}
return api.IsPodReady(pod), nil
}
func (cc *ConformanceContainer) GetPhase() (api.PodPhase, error) {
pod, err := cc.Client.Pods(cc.Namespace).Get(cc.podName)
if err != nil {
return api.PodUnknown, err
}
return pod.Status.Phase, nil
}
func (cc *ConformanceContainer) GetStatus() (api.ContainerStatus, error) {
pod, err := cc.Client.Pods(cc.Namespace).Get(cc.podName)
if err != nil {
return api.ContainerStatus{}, err
}
statuses := pod.Status.ContainerStatuses
if len(statuses) != 1 || statuses[0].Name != cc.Container.Name {
return api.ContainerStatus{}, fmt.Errorf("unexpected container statuses %v", statuses)
}
return statuses[0], nil
}
func (cc *ConformanceContainer) Present() (bool, error) {
_, err := cc.Client.Pods(cc.Namespace).Get(cc.podName)
if err == nil {
return true, nil
}
if errors.IsNotFound(err) {
return false, nil
}
return false, err
}
type ContainerState int
const (
ContainerStateWaiting ContainerState = iota
ContainerStateRunning
ContainerStateTerminated
ContainerStateUnknown
)
func GetContainerState(state api.ContainerState) ContainerState {
if state.Waiting != nil {
return ContainerStateWaiting
}
if state.Running != nil {
return ContainerStateRunning
}
if state.Terminated != nil {
return ContainerStateTerminated
}
return ContainerStateUnknown
}
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