Function sanitizeRedirectionTarget

src/cmd/initContainer.go:1119–1165

(target string)

}

func sanitizeRedirectionTarget(target string) string {
	if !filepath.IsAbs(target) {
		panic("target must be an absolute path")
	}

	fileInfo, err := os.Lstat(target)
	if err != nil {
		if os.IsNotExist(err) {
			logrus.Warnf("%s not found", target)
		} else {
			logrus.Warnf("Failed to lstat %s: %v", target, err)
		}

		return target
	}

	fileMode := fileInfo.Mode()
	if fileMode&os.ModeSymlink == 0 {
		logrus.Debugf("%s isn't a symbolic link", target)
		return target
	}

	logrus.Debugf("%s is a symbolic link", target)

	_, err = filepath.EvalSymlinks(target)
	if err == nil {
		return target
	}

	logrus.Warnf("Failed to resolve %s: %v", target, err)

	targetDestination, err := os.Readlink(target)
	if err != nil {
		logrus.Warnf("Failed to get the destination of %s: %v", target, err)
		return target
	}

	logrus.Debugf("%s points to %s", target, targetDestination)

	if filepath.IsAbs(targetDestination) {
		logrus.Debugf("Prepending /run/host to %s", targetDestination)
		targetGuess := filepath.Join("/run/host", targetDestination)
		return targetGuess
	}

	return target
}

func extractTimeZoneFromLocalTimeSymLink(path string) (string, error) {
	zoneInfoRoots := []string{