forked from TrueCloudLab/distribution
62 lines
1,004 B
Go
62 lines
1,004 B
Go
// +build !windows
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package panicwrap
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import (
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"github.com/bugsnag/osext"
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"os"
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"os/exec"
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)
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func monitor(c *WrapConfig) (int, error) {
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// If we're the child process, absorb panics.
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if Wrapped(c) {
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panicCh := make(chan string)
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go trackPanic(os.Stdin, os.Stderr, c.DetectDuration, panicCh)
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// Wait on the panic data
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panicTxt := <-panicCh
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if panicTxt != "" {
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if !c.HidePanic {
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os.Stderr.Write([]byte(panicTxt))
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}
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c.Handler(panicTxt)
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}
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os.Exit(0)
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}
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exePath, err := osext.Executable()
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if err != nil {
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return -1, err
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}
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cmd := exec.Command(exePath, os.Args[1:]...)
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read, write, err := os.Pipe()
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if err != nil {
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return -1, err
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}
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cmd.Stdin = read
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cmd.Stdout = os.Stdout
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cmd.Stderr = os.Stderr
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cmd.Env = append(os.Environ(), c.CookieKey+"="+c.CookieValue)
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if err != nil {
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return -1, err
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}
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err = cmd.Start()
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if err != nil {
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return -1, err
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}
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err = dup2(int(write.Fd()), int(os.Stderr.Fd()))
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if err != nil {
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return -1, err
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}
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return -1, nil
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}
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