// RunKubelet is responsible for setting up and running a kubelet. It is used in three different applications:
// 1 Integration tests
// 2 Kubelet binary
// 3 Standalone 'kubernetes' binary
// Eventually, #2 will be replaced with instances of #3
func RunKubelet(kcfg *KubeletConfig) {
kcfg.Hostname = util.GetHostname(kcfg.HostnameOverride)
if kcfg.KubeClient != nil {
kubelet.SetupEventSending(kcfg.KubeClient, kcfg.Hostname)
} else {
glog.Infof("No api server defined - no events will be sent.")
}
kubelet.SetupLogging()
kubelet.SetupCapabilities(kcfg.AllowPrivileged)
cfg := makePodSourceConfig(kcfg)
k, err := createAndInitKubelet(kcfg, cfg)
if err != nil {
glog.Errorf("Failed to create kubelet: %s", err)
return
}
// process pods and exit.
if kcfg.Runonce {
if _, err := k.RunOnce(cfg.Updates()); err != nil {
glog.Errorf("--runonce failed: %v", err)
}
} else {
startKubelet(k, cfg, kcfg)
}
}
// RunKubelet is responsible for setting up and running a kubelet. It is used in three different applications:
// 1 Integration tests
// 2 Kubelet binary
// 3 Standalone 'kubernetes' binary
// Eventually, #2 will be replaced with instances of #3
func RunKubelet(kcfg *KubeletConfig) {
kcfg.Hostname = util.GetHostname(kcfg.HostnameOverride)
kcfg.Recorder = record.FromSource(api.EventSource{Component: "kubelet", Host: kcfg.Hostname})
if kcfg.KubeClient != nil {
kubelet.SetupEventSending(kcfg.KubeClient, kcfg.Hostname)
} else {
glog.Infof("No api server defined - no events will be sent.")
}
kubelet.SetupLogging()
kubelet.SetupCapabilities(kcfg.AllowPrivileged)
credentialprovider.SetPreferredDockercfgPath(kcfg.RootDirectory)
podCfg := makePodSourceConfig(kcfg)
k, err := createAndInitKubelet(kcfg, podCfg)
if err != nil {
glog.Errorf("Failed to create kubelet: %s", err)
return
}
// process pods and exit.
if kcfg.Runonce {
if _, err := k.RunOnce(podCfg.Updates()); err != nil {
glog.Errorf("--runonce failed: %v", err)
}
} else {
startKubelet(k, podCfg, kcfg)
}
}