Esempio n. 1
0
func removeCurrentSymlinks(info snap.PlaceInfo) error {
	var err1, err2 error

	// the snap "current" symlink
	currentActiveSymlink := filepath.Join(info.MountDir(), "..", "current")
	err1 = os.Remove(currentActiveSymlink)
	if err1 != nil && !os.IsNotExist(err1) {
		logger.Noticef("Cannot remove %q: %v", currentActiveSymlink, err1)
	} else {
		err1 = nil
	}

	// the data "current" symlink
	currentDataSymlink := filepath.Join(info.DataDir(), "..", "current")
	err2 = os.Remove(currentDataSymlink)
	if err2 != nil && !os.IsNotExist(err2) {
		logger.Noticef("Cannot remove %q: %v", currentDataSymlink, err2)
	} else {
		err2 = nil
	}

	if err1 != nil && err2 != nil {
		return fmt.Errorf("cannot remove snap current symlink: %v and %v", err1, err2)
	} else if err1 != nil {
		return fmt.Errorf("cannot remove snap current symlink: %v", err1)
	} else if err2 != nil {
		return fmt.Errorf("cannot remove snap current symlink: %v", err2)
	}

	return nil
}