| #!/bin/bash -p |
| |
| # Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| # Called as root after Keystone ticket promotion to change the owner, group, |
| # and permissions on the application. The application bundle and its contents |
| # are set to owner root, group wheel, and to be writable only by root, but |
| # readable and executable (when appropriate) by everyone. |
| # |
| # Note that this script will be invoked with the real user ID set to the |
| # user's ID, but the effective user ID set to 0 (root). bash -p is used on |
| # the first line to prevent bash from setting the effective user ID to the |
| # real user ID (dropping root privileges). |
| # |
| # WARNING: This script is NOT currently run when the Keystone ticket is |
| # promoted during application installation directly from the disk image, |
| # because the installation process itself handles the same permission fix-ups |
| # that this script normally would. |
| |
| set -e |
| |
| # This script runs as root, so be paranoid about things like ${PATH}. |
| export PATH="/usr/bin:/usr/sbin:/bin:/sbin" |
| |
| # Output the pid to stdout before doing anything else. See |
| # base/mac/authorization_util.h. |
| echo "${$}" |
| |
| if [ ${#} -ne 1 ] ; then |
| echo "usage: ${0} APP" >& 2 |
| exit 2 |
| fi |
| |
| APP="${1}" |
| |
| # Make sure that APP is an absolute path and that it exists. |
| if [ -z "${APP}" ] || [ "${APP:0:1}" != "/" ] || [ ! -d "${APP}" ] ; then |
| echo "${0}: must provide an absolute path naming an extant directory" >& 2 |
| exit 3 |
| fi |
| |
| OWNER_GROUP="root:wheel" |
| chown -Rh "${OWNER_GROUP}" "${APP}" >& /dev/null |
| |
| CHMOD_MODE="a+rX,u+w,go-w" |
| chmod -R "${CHMOD_MODE}" "${APP}" >& /dev/null |
| |
| # On the Mac, or at least on HFS+, symbolic link permissions are significant, |
| # but chmod -R and -h can't be used together. Do another pass to fix the |
| # permissions on any symbolic links. |
| find "${APP}" -type l -exec chmod -h "${CHMOD_MODE}" {} + >& /dev/null |
| |
| exit 0 |