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36 lines
1.1 KiB
Go
36 lines
1.1 KiB
Go
package main
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import (
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"os"
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"time"
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"gitee.com/johng/gf/g/os/glog"
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"gitee.com/johng/gf/g/os/gproc"
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)
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// 父进程销毁后，使用进程管理器查看存活的子进程。
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// 请使用go build编译后运行，不要使用IDE运行，因为IDE大多采用的是子进程方式执行。
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func main () {
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if gproc.IsChild() {
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glog.Printfln("%d: I am child, waiting 10 seconds to die", gproc.Pid())
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//p, err := os.FindProcess(os.Getppid())
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//fmt.Println(err)
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//p.Kill()
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time.Sleep(2*time.Second)
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glog.Printfln("%d: 2", gproc.Pid())
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time.Sleep(2*time.Second)
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glog.Printfln("%d: 4", gproc.Pid())
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time.Sleep(2*time.Second)
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glog.Printfln("%d: 6", gproc.Pid())
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time.Sleep(2*time.Second)
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glog.Printfln("%d: 8", gproc.Pid())
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time.Sleep(2*time.Second)
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glog.Printfln("%d: died", gproc.Pid())
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} else {
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p := gproc.NewProcess(os.Args[0], os.Args, os.Environ())
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p.Start()
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glog.Printfln("%d: I am main, waiting 3 seconds to die", gproc.Pid())
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time.Sleep(3*time.Second)
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glog.Printfln("%d: died", gproc.Pid())
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}
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}
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