func main() {
svcFlag := flag.String("service", "", "Control the system service.")
flag.Parse()
configPath, err := getConfigPath()
if err != nil {
log.Fatal(err)
}
config, err := getConfig(configPath)
if err != nil {
log.Fatal(err)
}
svcConfig := &service.Config{
Name: config.Name,
DisplayName: config.DisplayName,
Description: config.Description,
}
prg := &program{
exit: make(chan struct{}),
Config: config,
}
s, err := service.New(prg, svcConfig)
if err != nil {
log.Fatal(err)
}
prg.service = s
errs := make(chan error, 5)
logger, err = s.Logger(errs)
if err != nil {
log.Fatal(err)
}
go func() {
for {
err := <-errs
if err != nil {
log.Print(err)
}
}
}()
if len(*svcFlag) != 0 {
err := service.Control(s, *svcFlag)
if err != nil {
log.Printf("Valid actions: %q\n", service.ControlAction)
log.Fatal(err)
}
return
}
err = s.Run()
if err != nil {
logger.Error(err)
}
}
// Service setup.
// Define service config.
// Create the service.
// Setup the logger.
// Handle service controls (optional).
// Run the service.
func main() {
svcFlag := flag.String("service", "", "Control the system service.")
flag.Parse()
svcConfig := &service.Config{
Name: "GoServiceExampleLogging",
DisplayName: "Go Service Example for Logging",
Description: "This is an example Go service that outputs log messages.",
}
prg := &program{}
s, err := service.New(prg, svcConfig)
if err != nil {
log.Fatal(err)
}
errs := make(chan error, 5)
logger, err = s.Logger(errs)
if err != nil {
log.Fatal(err)
}
go func() {
for {
err := <-errs
if err != nil {
log.Print(err)
}
}
}()
if len(*svcFlag) != 0 {
err := service.Control(s, *svcFlag)
if err != nil {
log.Printf("Valid actions: %q\n", service.ControlAction)
log.Fatal(err)
}
return
}
err = s.Run()
if err != nil {
logger.Error(err)
}
}
func main() {
flag.Parse()
//setup logging to a file
l, err := NewLogger(os.Stderr)
if err != nil {
log.Fatalf("Failed to create logger: %s", err)
}
log.SetOutput(l)
defer l.Close()
//initialize service
conf := &service.Config{
Name: "timeglass",
DisplayName: "Timeglass",
Description: "Automated time tracking daemon that monitors file changes",
Option: map[string]interface{}{},
}
if runtime.GOOS == "darwin" {
conf.Name = "com.timeglass.glass-daemon"
// @todo technically this is possible but
// results in a automated installer that
// has some serious usability issues
// conf.Option["UserService"] = true
} else if runtime.GOOS == "windows" {
//WATCH OUT: timeglass has a windows installer
//that takes care of installing and starting services
//in addition to the command line
conf.Name = "Timeglass" //windows style
}
d := &daemon{}
s, err := service.New(d, conf)
if err != nil {
log.Fatal(err)
}
//handle service controls
if len(flag.Args()) > 0 {
err = service.Control(s, flag.Args()[0])
if err != nil {
ReportServiceControlErrors(err)
}
return
}
//start daemon
log.Printf("Daemon launched, writing logs to '%s'", l.Path())
defer func() {
log.Printf("Daemon terminated\n\n")
}()
err = s.Run()
if err != nil {
log.Fatal(err)
}
}