func installSignalHandler(containerManager manager.Manager) {
c := make(chan os.Signal, 1)
signal.Notify(c, os.Interrupt, os.Kill, syscall.SIGTERM)
// Block until a signal is received.
go func() {
sig := <-c
if err := containerManager.Stop(); err != nil {
glog.Errorf("Failed to stop container manager: %v", err)
}
glog.Infof("Exiting given signal: %v", sig)
os.Exit(0)
}()
}