Graceful Exit in Go Program

graceful_exit.go

/*
 * Killing a program immediately sometimes leads to corrupted data or files, which brings unexpected result in your system.
 * In Go, you can catch the termination signals and let your program decide the time of exiting.
 */
package main

import (
	"os"
	"os/signal"
	"syscall"
)

func main() {
	println("Notify the signals ...")
	sigs := make(chan os.Signal, 1)
	signal.Notify(sigs, os.Interrupt, syscall.SIGTERM)

	nsig := <-sigs
	println("... Exit with: ", nsig.String())
	signal.Stop(sigs)
}