func handleSigterm(lbc *controller.LoadBalancerController, deleteAll bool) {
// Multiple SIGTERMs will get dropped
signalChan := make(chan os.Signal, 1)
signal.Notify(signalChan, syscall.SIGTERM)
<-signalChan
glog.Infof("Received SIGTERM, shutting down")
// TODO: Better retires than relying on restartPolicy.
exitCode := 0
if err := lbc.Stop(deleteAll); err != nil {
glog.Infof("Error during shutdown %v", err)
exitCode = 1
}
glog.Infof("Exiting with %v", exitCode)
os.Exit(exitCode)
}
func registerHandlers(lbc *controller.LoadBalancerController) {
http.HandleFunc("/healthz", func(w http.ResponseWriter, r *http.Request) {
if err := lbc.CloudClusterManager.IsHealthy(); err != nil {
w.WriteHeader(500)
w.Write([]byte(fmt.Sprintf("Cluster unhealthy: %v", err)))
return
}
w.WriteHeader(200)
w.Write([]byte("ok"))
})
http.HandleFunc("/delete-all-and-quit", func(w http.ResponseWriter, r *http.Request) {
// TODO: Retry failures during shutdown.
lbc.Stop(true)
})
glog.Fatal(http.ListenAndServe(fmt.Sprintf(":%v", lbApiPort), nil))
}
