#!/usr/local/bin/php-cgi -f
<?php
/*
 * rc.initial.store_config_to_removable_device
 *
 * part of pfSense (https://www.pfsense.org)
 * Copyright (c) 2004-2016 Electric Sheep Fencing, LLC
 * All rights reserved.
 *
 * originally part of m0n0wall (http://m0n0.ch/wall)
 * Copyright (c) 2003-2004 Manuel Kasper <mk@neon1.net>.
 * All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* parse the configuration and include all functions used below */
require_once("config.inc");
require_once("functions.inc");
require_once("util.inc");

$fp = fopen('php://stdin', 'r');

do {
	$dirs = array();
	$dirs = return_dir_as_array("/var/db/pfi/");
	if (!is_array($dirs)) {
		echo "\nNo capable storage devices detected.\n";
		fclose($fp);
		return;
	}
	echo "\nDevices capable of config.xml storage:\n";
	foreach ($dirs as $dir) {
		preg_match_all("/capable\_(.*)/", $dir, $match_array);
		echo $match_array[1][0] . " ";
	}
	echo "\n\n";
	echo "Enter the device that you wish the";
	echo "\n";
	echo "{$g['product_name']} configuration file to reside on: ";
	$move_config_to_device = chop(fgets($fp));
	if ($move_config_to_device == "") {
		fclose($fp);
		return 0;
	}
} while (!$move_config_to_device);

mwexec("/bin/mkdir -p /tmp/mnt/cf");

$status = mwexec("/sbin/mount -w -t msdosfs /dev/{$move_config_to_device} /tmp/mnt/cf");
if (!$status) {
	echo "Error while mounting {$move_config_to_device}.\n";
	fclose($fp);
	return;
}

echo "\n\nProcessing: ";
$lockkey = lock('config');
echo "moving...";
mwexec("mkdir -p /tmp/mnt/cf/conf/");
mwexec("/bin/mv /cf/conf/config.xml /tmp/mnt/cf/conf/");
echo "removing old...";
echo " nullfs... ";
system("/sbin/umount /cf/conf");
system("/sbin/umount /conf");
mwexec("/bin/rm -rf /conf/*.*");
/* use nullfs to mount */
system("/sbin/mount_nullfs /tmp/mnt/cf/conf /conf");
system("/sbin/mount_nullfs /tmp/mnt/cf /cf");
echo "linking...";
mwexec("/bin/rm -rf /var/db/pfi");
unlock($lockkey);
echo "done.\n";
echo "\nYour configuration has been moved to {$move_config_to_device}\n";
touch("/tmp/config_moved");
fclose($fp);
?>