func main() {
var err error
flags.Parse(os.Args[1:])
conf, err := server.NewConfigFromFile(*confFile, os.Getenv("CONFIG"))
if err != nil {
log.Fatal(err)
}
srv := server.New(conf)
if err := srv.Configure(); err != nil {
log.Fatal(err)
}
lg.Infof("** Imgry Server v%s at %s **", imgry.VERSION, srv.Config.Bind)
lg.Infof("** Engine: %s", srv.ImageEngine.Version())
graceful.AddSignal(syscall.SIGINT, syscall.SIGTERM)
graceful.Timeout(30 * time.Second)
graceful.PreHook(srv.Close)
graceful.PostHook(srv.Shutdown)
err = graceful.ListenAndServe(srv.Config.Bind, srv.NewRouter())
if err != nil {
lg.Fatal(err.Error())
}
graceful.Wait()
}
func main() {
appCfg, srvCfg, err := readConfiguration()
if err != nil {
log.Fatalf("Error parsing configuration. event=config_error error=%q", err)
}
a, err := app.New(appCfg)
if err != nil {
log.Fatalf("Error initializing app event=init_error error=%q", err)
}
defer a.Close()
listener, err := net.Listen("tcp", srvCfg.HTTPAddr)
if err != nil {
log.Fatalf("Error attempting to listen on port, event=listen_error address=%q error=%q", err, srvCfg.HTTPAddr)
}
graceful.Timeout(httpGrace)
graceful.HandleSignals()
graceful.PreHook(func() {
log.Print("Shutting down. event=app_stop")
})
log.Printf("Starting. event=app_start address=%q", listener.Addr())
bind.Ready()
err = graceful.Serve(listener, a)
if err != nil {
log.Fatalf("Shutting down after a fatal error. event=fatal_error error=%q", err)
}
}
func (s *Server) HTTPServe() {
httpSocket := bind.Socket(s.HTTPAddr)
graceful.Timeout(10 * time.Second)
graceful.PreHook(func() {
s.logger.Info("Terminating HTTP listener")
})
graceful.HandleSignals()
s.logger.WithField("address", s.HTTPAddr).Info("HTTP server listening")
bind.Ready()
if err := graceful.Serve(httpSocket, s.Handler()); err != nil {
s.logger.WithError(err).Error("HTTP server shut down due to error")
}
graceful.Wait()
}