// Run runs the specified KubeletExecutorServer.
func (s *KubeletExecutorServer) Run(hks hyperkube.Interface, _ []string) error {
// create shared channels
kubeletFinished := make(chan struct{})
nodeInfos := make(chan executor.NodeInfo, 1)
// create static pods directory
staticPodsConfigPath := filepath.Join(s.RootDirectory, "static-pods")
err := os.Mkdir(staticPodsConfigPath, 0750)
if err != nil {
return err
}
// we're expecting that either Mesos or the minion process will set this for us
s.containerID = os.Getenv(envContainerID)
if s.containerID == "" {
log.Warningf("missing expected environment variable %q", envContainerID)
}
// create apiserver client
var apiclient *clientset.Clientset
clientConfig, err := kubeletapp.CreateAPIServerClientConfig(s.KubeletServer)
if err == nil {
apiclient, err = clientset.NewForConfig(clientConfig)
}
if err != nil {
// required for k8sm since we need to send api.Binding information back to the apiserver
return fmt.Errorf("cannot create API client: %v", err)
}
var (
pw = cache.NewListWatchFromClient(apiclient.CoreClient, "pods", api.NamespaceAll,
fields.OneTermEqualSelector(client.PodHost, s.HostnameOverride),
)
reg = executor.NewRegistry(apiclient)
)
// start executor
var executorDone <-chan struct{}
executorDone, err = s.runExecutor(nodeInfos, kubeletFinished, staticPodsConfigPath, apiclient, reg)
if err != nil {
return err
}
// start kubelet, blocking
return s.runKubelet(nodeInfos, kubeletFinished, staticPodsConfigPath, apiclient, pw, reg, executorDone)
}
// Run runs the specified KubeletExecutorServer.
func (s *KubeletExecutorServer) Run(hks hyperkube.Interface, _ []string) error {
// create shared channels
kubeletFinished := make(chan struct{})
nodeInfos := make(chan executor.NodeInfo, 1)
// create static pods directory
staticPodsConfigPath := filepath.Join(s.RootDirectory, "static-pods")
err := os.Mkdir(staticPodsConfigPath, 0750)
if err != nil {
return err
}
// create apiserver client
var apiclient *client.Client
clientConfig, err := kubeletapp.CreateAPIServerClientConfig(s.KubeletServer)
if err == nil {
apiclient, err = client.New(clientConfig)
}
if err != nil {
// required for k8sm since we need to send api.Binding information back to the apiserver
return fmt.Errorf("cannot create API client: %v", err)
}
var (
pw = cache.NewListWatchFromClient(apiclient, "pods", api.NamespaceAll,
fields.OneTermEqualSelector(client.PodHost, s.HostnameOverride),
)
reg = executor.NewRegistry(apiclient)
)
// start executor
var executorDone <-chan struct{}
executorDone, err = s.runExecutor(nodeInfos, kubeletFinished, staticPodsConfigPath, apiclient, reg)
if err != nil {
return err
}
// start kubelet, blocking
return s.runKubelet(nodeInfos, kubeletFinished, staticPodsConfigPath, apiclient, pw, reg, executorDone)
}
