func main() {
if reexec.Init() {
return
}
fnd := flag.Bool("nondaemon", false, "Not daemonize")
flDisableIptables := flag.Bool("noniptables", false, "Don't enable iptables rules")
flConfig := flag.String("config", "", "Config file for hyperd")
flHost := flag.String("host", "", "Host for hyperd")
flHelp := flag.Bool("help", false, "Print help message for Hyperd daemon")
glog.Init()
flag.Usage = func() { printHelp() }
flag.Parse()
if *flHelp == true {
printHelp()
return
}
if !*fnd {
cmd, err := exec.LookPath(os.Args[0])
if err != nil {
fmt.Println("cannot find path of arg0 ", os.Args[0])
os.Exit(-1)
}
cmd, err = filepath.Abs(cmd)
if err != nil {
fmt.Println("cannot find absolute path of arg0 ", os.Args[0])
os.Exit(-1)
}
pid, err := utils.Daemonize()
if err != nil {
fmt.Println("faile to daemonize hyperd")
os.Exit(-1)
}
if pid > 0 {
return
}
err = syscall.Exec(cmd, append(os.Args, "--nondaemon"), os.Environ())
if err != nil {
fmt.Println("fail to exec in nondaemon mode: ", err.Error())
os.Exit(-1)
}
return
}
mainDaemon(*flConfig, *flHost, *flDisableIptables)
}
func main() {
if reexec.Init() {
return
}
fnd := flag.Bool("nondaemon", false, "Not daemonize")
flDisableIptables := flag.Bool("noniptables", false, "Don't enable iptables rules")
flConfig := flag.String("config", "", "Config file for hyperd")
flHost := flag.String("host", "", "Host for hyperd")
flHelp := flag.Bool("help", false, "Print help message for Hyperd daemon")
glog.Init()
flag.Usage = func() { printHelp() }
flag.Parse()
if *flHelp == true {
printHelp()
return
}
if !*fnd {
path, err := osext.Executable()
if err != nil {
fmt.Printf("cannot find self executable path for %s: %v\n", os.Args[0], err)
os.Exit(-1)
}
_, err = runvutils.ExecInDaemon(path, append(os.Args, "--nondaemon"))
if err != nil {
fmt.Println("faile to daemonize hyperd")
os.Exit(-1)
}
return
}
mainDaemon(*flConfig, *flHost, *flDisableIptables)
}
func init() {
reexec.Init()
}