[Go] gocron源码阅读-groutine与channel应用到信号捕获

    c = make(chan interface{})
    //开启groutine
    go mySig()
    //主grountine不能断
    for {
        time.Sleep(time.Second)
        c <- "taoshihan"
    }
func mySig() {
    for {
        str := <-c
        fmt.Println(str)
    }
}

func catchSignal() {
    c := make(chan os.Signal, 1)
    signal.Notify(c, syscall.SIGHUP, syscall.SIGINT, syscall.SIGTERM)
    for {
        s := <-c
        logger.Info("收到信号 -- ", s)
        switch s {
        case syscall.SIGHUP:
            logger.Info("收到终端断开信号, 忽略")
        case syscall.SIGINT, syscall.SIGTERM:
            shutdown()
        }
    }
}

package main

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

var c chan interface{}

func main() {
    go catchSignal()

    c = make(chan interface{})
    //开启groutine
    go mySig()
    //主grountine不能断
    for {
        time.Sleep(time.Second)
        c <- "taoshihan"
    }

}
func mySig() {
    for {
        str := <-c
        fmt.Println(str)
    }
}
func catchSignal() {
    d := make(chan os.Signal, 1)
    signal.Notify(d, syscall.SIGHUP, syscall.SIGINT, syscall.SIGTERM)
    for {
        s := <-d
        fmt.Println("收到信号 -- ", s)
        switch s {
        case syscall.SIGHUP:
            fmt.Println("收到终端断开信号, 忽略")
        case syscall.SIGINT, syscall.SIGTERM:
            //这里可以做一些退出动作
            fmt.Println("关闭")
            os.Exit(0)
        }
    }
}