mirror of
https://github.com/wahyd4/kt-connect.git
synced 2026-08-27 14:25:54 +10:00
48 lines
916 B
Go
48 lines
916 B
Go
package util
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import (
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"bytes"
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"io"
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"os"
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"os/exec"
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"time"
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"github.com/rs/zerolog/log"
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)
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// BackgroundRun run cmd in background
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func BackgroundRun(cmd *exec.Cmd, name string, debug bool) (err error) {
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log.Debug().Msgf("Child, os.Args = %+v", os.Args)
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log.Debug().Msgf("Child, cmd.Args = %+v", cmd.Args)
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var stdoutBuf, stderrBuf bytes.Buffer
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stdoutIn, _ := cmd.StdoutPipe()
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stderrIn, _ := cmd.StderrPipe()
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var errStdout, errStderr error
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stdout := io.MultiWriter(os.Stdout, &stdoutBuf)
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stderr := io.MultiWriter(os.Stderr, &stderrBuf)
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go func() {
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_, errStdout = io.Copy(stdout, stdoutIn)
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}()
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go func() {
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_, errStderr = io.Copy(stderr, stderrIn)
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}()
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err = cmd.Start()
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if err != nil {
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return
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}
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go func() {
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err = cmd.Wait()
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log.Printf("%s exited", name)
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}()
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time.Sleep(time.Duration(2) * time.Second)
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pid := cmd.Process.Pid
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log.Printf("%s start at pid: %d", name, pid)
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return
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}
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