mirror of
https://github.com/gotoeasy/glogcenter.git
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49 lines
853 B
Go
49 lines
853 B
Go
package onstart
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import (
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"flag"
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"fmt"
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"log"
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"os"
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"os/exec"
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"runtime"
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)
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func init() {
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// 仅支持linux
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if runtime.GOOS != "linux" {
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return
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}
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// pid
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pidfile := NewPid("~/.gologcenter/glc.pid")
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if pidfile.Err != nil {
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os.Exit(1) // 创建或保存pid文件失败
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}
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if !pidfile.IsNew {
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log.Println(pidfile.Pid)
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os.Exit(0) // 进程已存在，不重复启动
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}
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// 操作系统是linux时，支持以命令行参数【-d】后台方式启动
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daemon := false
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for index, arg := range os.Args {
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if index > 0 && arg == "-d" {
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daemon = true
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break
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}
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}
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if daemon {
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cmd := exec.Command(os.Args[0], flag.Args()...)
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if err := cmd.Start(); err != nil {
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fmt.Printf("start %s failed, error: %v\n", os.Args[0], err)
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os.Exit(1)
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}
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fmt.Printf("%s [PID] %d running\n", os.Args[0], cmd.Process.Pid)
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os.Exit(0)
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}
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}
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