rhymix/common/scripts/common.php
2017-01-26 21:29:22 +09:00

42 lines
1.3 KiB
PHP

<?php
/**
* This file must be included at the top of all shell scripts (cron jobs).
*
* HERE BE DRAGONS.
*
* Failure to perform the checks listed in this file at the top of a cron job,
* or any attempt to work around the limitations deliberately placed in this
* file, may result in errors or degradation of service.
*
* Please be warned that errors may not show up immediately, especially if you
* screw up the permissions inside deeply nested directory trees. You may find
* it difficult and/or costly to undo the damages when errors begin to show up
* several months later.
*/
// Abort if not CLI.
if (PHP_SAPI !== 'cli')
{
echo "This script must be executed on the command line interface.\n";
exit(1);
}
// Load Rhymix.
chdir(dirname(dirname(__DIR__)));
require_once dirname(__DIR__) . '/autoload.php';
// Abort if the UID does not match.
$uid = Rhymix\Framework\Storage::getServerUID();
if ($uid === 0)
{
echo "This script must not be executed by the root user.\n";
exit(2);
}
$web_server_uid = fileowner(RX_BASEDIR . 'files/config/config.php');
if ($uid !== $web_server_uid)
{
$web_server_uid = posix_getpwuid($web_server_uid);
echo "This script must be executed by the same user as the usual web server process ({$web_server_uid['name']}).\n";
exit(3);
}