本文整理汇总了Golang中github.com/GoogleCloudPlatform/kubernetes/pkg/api.PodState类的典型用法代码示例。如果您正苦于以下问题：Golang PodState类的具体用法？Golang PodState怎么用？Golang PodState使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了PodState类的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Golang代码示例。
示例1: syncPod
func (kl *Kubelet) syncPod(pod *Pod, dockerContainers DockerContainers) error {
podFullName := GetPodFullName(pod)
containersToKeep := make(map[DockerID]empty)
killedContainers := make(map[DockerID]empty)
// Make sure we have a network container
var netID DockerID
if networkDockerContainer, found, _ := dockerContainers.FindPodContainer(podFullName, networkContainerName); found {
netID = DockerID(networkDockerContainer.ID)
} else {
glog.Infof("Network container doesn't exist, creating")
count, err := kl.deleteAllContainers(pod, podFullName, dockerContainers)
if err != nil {
return err
}
dockerNetworkID, err := kl.createNetworkContainer(pod)
if err != nil {
glog.Errorf("Failed to introspect network container. (%v) Skipping pod %s", err, podFullName)
return err
}
netID = dockerNetworkID
if count > 0 {
// relist everything, otherwise we'll think we're ok
dockerContainers, err = getKubeletDockerContainers(kl.dockerClient)
if err != nil {
glog.Errorf("Error listing containers %#v", dockerContainers)
return err
}
}
}
containersToKeep[netID] = empty{}
podVolumes, err := kl.mountExternalVolumes(&pod.Manifest)
if err != nil {
glog.Errorf("Unable to mount volumes for pod %s: (%v) Skipping pod.", podFullName, err)
return err
}
podState := api.PodState{}
info, err := kl.GetPodInfo(podFullName)
if err != nil {
glog.Errorf("Unable to get pod info, health checks may be invalid.")
}
netInfo, found := info[networkContainerName]
if found && netInfo.NetworkSettings != nil {
podState.PodIP = netInfo.NetworkSettings.IPAddress
}
for _, container := range pod.Manifest.Containers {
expectedHash := hashContainer(&container)
if dockerContainer, found, hash := dockerContainers.FindPodContainer(podFullName, container.Name); found {
containerID := DockerID(dockerContainer.ID)
glog.Infof("pod %s container %s exists as %v", podFullName, container.Name, containerID)
glog.V(1).Infof("pod %s container %s exists as %v", podFullName, container.Name, containerID)
// look for changes in the container.
if hash == 0 || hash == expectedHash {
// TODO: This should probably be separated out into a separate goroutine.
healthy, err := kl.healthy(podFullName, podState, container, dockerContainer)
if err != nil {
glog.V(1).Infof("health check errored: %v", err)
containersToKeep[containerID] = empty{}
continue
}
if healthy == health.Healthy {
containersToKeep[containerID] = empty{}
continue
}
glog.V(1).Infof("pod %s container %s is unhealthy.", podFullName, container.Name, healthy)
} else {
glog.V(1).Infof("container hash changed %d vs %d.", hash, expectedHash)
}
if err := kl.killContainer(dockerContainer); err != nil {
glog.V(1).Infof("Failed to kill container %s: %v", dockerContainer.ID, err)
continue
}
killedContainers[containerID] = empty{}
}
glog.Infof("Container doesn't exist, creating %#v", container)
if err := kl.dockerPuller.Pull(container.Image); err != nil {
glog.Errorf("Failed to pull image: %v skipping pod %s container %s.", err, podFullName, container.Name)
continue
}
containerID, err := kl.runContainer(pod, &container, podVolumes, "container:"+string(netID))
if err != nil {
// TODO(bburns) : Perhaps blacklist a container after N failures?
glog.Errorf("Error running pod %s container %s: %v", podFullName, container.Name, err)
continue
}
containersToKeep[containerID] = empty{}
}
// Kill any containers in this pod which were not identified above (guards against duplicates).
for id, container := range dockerContainers {
curPodFullName, _, _ := parseDockerName(container.Names[0])
if curPodFullName == podFullName {
// Don't kill containers we want to keep or those we already killed.
_, keep := containersToKeep[id]
_, killed := killedContainers[id]
//.........这里部分代码省略.........
开发者ID:kunallimaye，项目名称:kubernetes，代码行数:101，代码来源:kubelet.go
示例2: syncPod
func (kl *Kubelet) syncPod(pod *Pod, dockerContainers dockertools.DockerContainers) error {
podFullName := GetPodFullName(pod)
uuid := pod.Manifest.UUID
containersToKeep := make(map[dockertools.DockerID]empty)
killedContainers := make(map[dockertools.DockerID]empty)
// Make sure we have a network container
var netID dockertools.DockerID
if networkDockerContainer, found, _ := dockerContainers.FindPodContainer(podFullName, uuid, networkContainerName); found {
netID = dockertools.DockerID(networkDockerContainer.ID)
} else {
glog.Infof("Network container doesn't exist, creating")
count, err := kl.deleteAllContainers(pod, podFullName, dockerContainers)
if err != nil {
return err
}
dockerNetworkID, err := kl.createNetworkContainer(pod)
if err != nil {
glog.Errorf("Failed to introspect network container. (%v) Skipping pod %s", err, podFullName)
return err
}
netID = dockerNetworkID
if count > 0 {
// relist everything, otherwise we'll think we're ok
dockerContainers, err = dockertools.GetKubeletDockerContainers(kl.dockerClient)
if err != nil {
glog.Errorf("Error listing containers %#v", dockerContainers)
return err
}
}
}
containersToKeep[netID] = empty{}
podVolumes, err := kl.mountExternalVolumes(&pod.Manifest)
if err != nil {
glog.Errorf("Unable to mount volumes for pod %s: (%v) Skipping pod.", podFullName, err)
return err
}
podState := api.PodState{Manifest: api.ContainerManifest{UUID: uuid}}
info, err := kl.GetPodInfo(podFullName, uuid)
if err != nil {
glog.Errorf("Unable to get pod with name %s and uuid %s info, health checks may be invalid.",
podFullName, uuid)
}
netInfo, found := info[networkContainerName]
if found && netInfo.NetworkSettings != nil {
podState.PodIP = netInfo.NetworkSettings.IPAddress
}
for _, container := range pod.Manifest.Containers {
expectedHash := dockertools.HashContainer(&container)
if dockerContainer, found, hash := dockerContainers.FindPodContainer(podFullName, uuid, container.Name); found {
containerID := dockertools.DockerID(dockerContainer.ID)
glog.V(1).Infof("pod %s container %s exists as %v", podFullName, container.Name, containerID)
// look for changes in the container.
if hash == 0 || hash == expectedHash {
// TODO: This should probably be separated out into a separate goroutine.
healthy, err := kl.healthy(podFullName, podState, container, dockerContainer)
if err != nil {
glog.V(1).Infof("health check errored: %v", err)
containersToKeep[containerID] = empty{}
continue
}
if healthy == health.Healthy {
containersToKeep[containerID] = empty{}
continue
}
glog.V(1).Infof("pod %s container %s is unhealthy.", podFullName, container.Name, healthy)
} else {
glog.V(1).Infof("container hash changed %d vs %d.", hash, expectedHash)
}
if err := kl.killContainer(dockerContainer); err != nil {
glog.V(1).Infof("Failed to kill container %s: %v", dockerContainer.ID, err)
continue
}
killedContainers[containerID] = empty{}
}
// Check RestartPolicy for container
recentContainers, err := dockertools.GetRecentDockerContainersWithNameAndUUID(kl.dockerClient, podFullName, uuid, container.Name)
if err != nil {
glog.Errorf("Error listing recent containers with name and uuid:%s--%s--%s", podFullName, uuid, container.Name)
// TODO(dawnchen): error handling here?
}
if len(recentContainers) > 0 && pod.Manifest.RestartPolicy.Always == nil {
if pod.Manifest.RestartPolicy.Never != nil {
glog.Infof("Already ran container with name %s--%s--%s, do nothing",
podFullName, uuid, container.Name)
continue
}
if pod.Manifest.RestartPolicy.OnFailure != nil {
// Check the exit code of last run
if recentContainers[0].State.ExitCode == 0 {
glog.Infof("Already successfully ran container with name %s--%s--%s, do nothing",
podFullName, uuid, container.Name)
continue
}
//.........这里部分代码省略.........
开发者ID:asim，项目名称:kubernetes，代码行数:101，代码来源:kubelet.go
注：本文中的github.com/GoogleCloudPlatform/kubernetes/pkg/api.PodState类示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。 |
客服电话
APP下载
官方微信
请发表评论