github.com/zhongdalu/gf@v1.0.0/g/net/ghttp/ghttp_server_admin_unix.go (about)

     1  // Copyright 2017 gf Author(https://github.com/zhongdalu/gf). All Rights Reserved.
     2  //
     3  // This Source Code Form is subject to the terms of the MIT License.
     4  // If a copy of the MIT was not distributed with this file,
     5  // You can obtain one at https://github.com/zhongdalu/gf.
     6  
     7  // +build !windows
     8  
     9  package ghttp
    10  
    11  import (
    12  	"os"
    13  	"os/signal"
    14  	"syscall"
    15  )
    16  
    17  // 进程信号量监听消息队列
    18  var procSignalChan = make(chan os.Signal)
    19  
    20  // 信号量处理
    21  func handleProcessSignal() {
    22  	var sig os.Signal
    23  	signal.Notify(
    24  		procSignalChan,
    25  		syscall.SIGINT,
    26  		syscall.SIGQUIT,
    27  		syscall.SIGKILL,
    28  		syscall.SIGTERM,
    29  		syscall.SIGUSR1,
    30  		syscall.SIGUSR2,
    31  	)
    32  	for {
    33  		sig = <-procSignalChan
    34  		switch sig {
    35  		// 进程终止，停止所有子进程运行
    36  		case syscall.SIGINT, syscall.SIGQUIT, syscall.SIGKILL, syscall.SIGTERM:
    37  			shutdownWebServers(sig.String())
    38  			return
    39  
    40  		// 用户信号，重启服务
    41  		case syscall.SIGUSR1:
    42  			restartWebServers(sig.String())
    43  			return
    44  
    45  		default:
    46  		}
    47  	}
    48  }