mirror of https://github.com/containers/podman.git
46 lines
1.0 KiB
Go
46 lines
1.0 KiB
Go
//go:build darwin || dragonfly || freebsd || linux || netbsd || openbsd
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// +build darwin dragonfly freebsd linux netbsd openbsd
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package qemu
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import (
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"bytes"
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"fmt"
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"strings"
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"syscall"
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"golang.org/x/sys/unix"
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)
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func isProcessAlive(pid int) bool {
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err := unix.Kill(pid, syscall.Signal(0))
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if err == nil || err == unix.EPERM {
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return true
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}
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return false
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}
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func checkProcessStatus(processHint string, pid int, stderrBuf *bytes.Buffer) error {
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var status syscall.WaitStatus
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pid, err := syscall.Wait4(pid, &status, syscall.WNOHANG, nil)
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if err != nil {
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return fmt.Errorf("failed to read qem%su process status: %w", processHint, err)
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}
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if pid > 0 {
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// child exited
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return fmt.Errorf("%s exited unexpectedly with exit code %d, stderr: %s", processHint, status.ExitStatus(), stderrBuf.String())
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}
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return nil
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}
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func pathsFromVolume(volume string) []string {
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return strings.SplitN(volume, ":", 3)
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}
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func extractTargetPath(paths []string) string {
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if len(paths) > 1 {
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return paths[1]
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}
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return paths[0]
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}
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