// serviceMain checks whether we're being invoked as a service, and if so uses
// the service control manager to start the long-running server. A flag is
// returned to the caller so the application can determine whether to exit (when
// running as a service) or launch in normal interactive mode.
func serviceMain() (bool, error) {
// Don't run as a service if we're running interactively (or that can't
// be determined due to an error).
isInteractive, err := svc.IsAnInteractiveSession()
if err != nil {
return false, err
}
if isInteractive {
return false, nil
}
elog, err = eventlog.Open(svcName)
if err != nil {
return false, err
}
defer elog.Close()
err = svc.Run(svcName, &btcdService{})
if err != nil {
elog.Error(1, fmt.Sprintf("Service start failed: %v", err))
return true, err
}
return true, nil
}
func main() {
const svcName = "myservice"
isIntSess, err := svc.IsAnInteractiveSession()
if err != nil {
log.Fatalf("failed to determine if we are running in an interactive session: %v", err)
}
if !isIntSess {
runService(svcName, false)
return
}
if len(os.Args) < 2 {
usage("no command specified")
}
cmd := strings.ToLower(os.Args[1])
switch cmd {
case "debug":
runService(svcName, true)
return
case "install":
err = installService(svcName, "my service")
case "remove":
err = removeService(svcName)
case "start":
err = startService(svcName)
case "stop":
err = controlService(svcName, svc.Stop, svc.Stopped)
case "pause":
err = controlService(svcName, svc.Pause, svc.Paused)
case "continue":
err = controlService(svcName, svc.Continue, svc.Running)
default:
usage(fmt.Sprintf("invalid command %s", cmd))
}
if err != nil {
log.Fatalf("failed to %s %s: %v", cmd, svcName, err)
}
return
}