pfSense

<?php

/*

	diag_confbak.php

*/

/* ====================================================================

 *	Copyright (c)  2004-2015  Electric Sheep Fencing, LLC. All rights reserved.

 *	Copyright (c)  2005 Colin Smith

 *

 *	Redistribution and use in source and binary forms, with or without modification,

 *	are permitted provided that the following conditions are met:

 *

 *	1. Redistributions of source code must retain the above copyright notice,

 *		this list of conditions and the following disclaimer.

 *

 *	2. Redistributions in binary form must reproduce the above copyright

 *		notice, this list of conditions and the following disclaimer in

 *		the documentation and/or other materials provided with the

 *		distribution.

 *

 *	3. All advertising materials mentioning features or use of this software

 *		must display the following acknowledgment:

 *		"This product includes software developed by the pfSense Project

 *		 for use in the pfSense software distribution. (http://www.pfsense.org/).

 *

 *	4. The names "pfSense" and "pfSense Project" must not be used to

 *		 endorse or promote products derived from this software without

 *		 prior written permission. For written permission, please contact

 *		 coreteam@pfsense.org.

 *

 *	5. Products derived from this software may not be called "pfSense"

 *		nor may "pfSense" appear in their names without prior written

 *		permission of the Electric Sheep Fencing, LLC.

 *

 *	6. Redistributions of any form whatsoever must retain the following

 *		acknowledgment:

 *

 *	"This product includes software developed by the pfSense Project

 *	for use in the pfSense software distribution (http://www.pfsense.org/).

 *

 *	THIS SOFTWARE IS PROVIDED BY THE pfSense PROJECT ``AS IS'' AND ANY

 *	EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

 *	IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

 *	PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE pfSense PROJECT OR

 *	ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

 *	SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT

 *	NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

 *	LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

 *	HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

 *	STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

 *	ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED

 *	OF THE POSSIBILITY OF SUCH DAMAGE.

 *

 *	====================================================================

 *

 */

##|+PRIV

##|*IDENT=page-diagnostics-configurationhistory

##|*NAME=Diagnostics: Configuration History

##|*DESCR=Allow access to the 'Diagnostics: Configuration History' page.

##|*MATCH=diag_confbak.php*

##|-PRIV

require("guiconfig.inc");

if (isset($_POST['backupcount'])) {

	if (is_numeric($_POST['backupcount']) && ($_POST['backupcount'] >= 0)) {

		$config['system']['backupcount'] = $_POST['backupcount'];

		$changedescr = $config['system']['backupcount'];

	} else {

		unset($config['system']['backupcount']);

		$changedescr = gettext("(platform default)");

	}

	write_config(sprintf(gettext("Changed backup revision count to %s"), $changedescr));

} elseif ($_GET) {

	if (!isset($_GET['newver']) && !isset($_GET['rmver']) && !isset($_GET['getcfg']) && !isset($_GET['diff'])) {

		header("Location: diag_confbak.php");

		return;

	}

	conf_mount_rw();

	$confvers = unserialize(file_get_contents($g['cf_conf_path'] . '/backup/backup.cache'));

	if ($_GET['newver'] != "") {

		if (config_restore($g['conf_path'] . '/backup/config-' . $_GET['newver'] . '.xml') == 0) {

			$savemsg = sprintf(gettext('Successfully reverted to timestamp %1$s with description "%2$s".'), date(gettext("n/j/y H:i:s"), $_GET['newver']), htmlspecialchars($confvers[$_GET['newver']]['description']));

		} else {

			$savemsg = gettext("Unable to revert to the selected configuration.");

		}

	}

	if ($_GET['rmver'] != "") {

		unlink_if_exists($g['conf_path'] . '/backup/config-' . $_GET['rmver'] . '.xml');

		$savemsg = sprintf(gettext('Deleted backup with timestamp %1$s and description "%2$s".'), date(gettext("n/j/y H:i:s"), $_GET['rmver']), htmlspecialchars($confvers[$_GET['rmver']]['description']));

	}

	conf_mount_ro();

}

if ($_GET['getcfg'] != "") {

	$_GET['getcfg'] = basename($_GET['getcfg']);

	$file = $g['conf_path'] . '/backup/config-' . $_GET['getcfg'] . '.xml';

	$exp_name = urlencode("config-{$config['system']['hostname']}.{$config['system']['domain']}-{$_GET['getcfg']}.xml");

	$exp_data = file_get_contents($file);

	$exp_size = strlen($exp_data);

	header("Content-Type: application/octet-stream");

	header("Content-Disposition: attachment; filename={$exp_name}");

	header("Content-Length: $exp_size");

	echo $exp_data;

	exit;

}

if (($_GET['diff'] == 'Diff') && isset($_GET['oldtime']) && isset($_GET['newtime']) &&

    (is_numeric($_GET['oldtime'])) &&

    (is_numeric($_GET['newtime']) || ($_GET['newtime'] == 'current'))) {

	$diff = "";

	$oldfile = $g['conf_path'] . '/backup/config-' . $_GET['oldtime'] . '.xml';

	$oldtime = $_GET['oldtime'];

	if ($_GET['newtime'] == 'current') {

		$newfile = $g['conf_path'] . '/config.xml';

		$newtime = $config['revision']['time'];

	} else {

		$newfile = $g['conf_path'] . '/backup/config-' . $_GET['newtime'] . '.xml';

		$newtime = $_GET['newtime'];

	}

	if (file_exists($oldfile) && file_exists($newfile)) {

		exec("/usr/bin/diff -u " . escapeshellarg($oldfile) . " " . escapeshellarg($newfile), $diff);

	}

}

cleanup_backupcache(false);

$confvers = get_backups();

unset($confvers['versions']);

$pgtitle = array(gettext("Diagnostics"), htmlspecialchars(gettext("Backup & Restore")), gettext("Config History"));

include("head.inc");

if ($savemsg) {

	print_info_box($savemsg, 'success');

}

$tab_array = array();

$tab_array[] = array(htmlspecialchars(gettext("Backup & Restore")), false, "diag_backup.php");

$tab_array[] = array(gettext("Config History"), true, "diag_confbak.php");

display_top_tabs($tab_array);

if ($diff) {

?>

<div class="panel panel-default">

	<div class="panel-heading">

		<h2 class="panel-title">

			<?=sprintf(gettext('Configuration Diff from %1$s to %2$s'), date(gettext("n/j/y H:i:s"), $oldtime), date(gettext("n/j/y H:i:s"), $newtime))?>

		</h2>

	</div>

	<div class="panel-body table-responsive">

	<!-- This table is left un-bootstrapped to maintain the original diff format output -->

		<table style="padding-top: 4px; padding-bottom: 4px; vertical-align:middle;">

<?php

	foreach ($diff as $line) {

		switch (substr($line, 0, 1)) {

			case "+":

				$color = "#caffd3";

				break;

			case "-":

				$color = "#ffe8e8";

				break;

			case "@":

				$color = "#a0a0a0";

				break;

			default:

				$color = "#ffffff";

		}

?>

			<tr>

				<td class="diff-text" style="vertical-align:middle; background-color:<?=$color;?>; white-space:pre-wrap;"><?=htmlentities($line)?></td>

			</tr>

<?php

	}

?>

		</table>

	</div>

</div>

<?php

}

$form = new Form(false);

$section = new Form_Section('Saved Configurations', 'savedconfig', COLLAPSIBLE|SEC_CLOSED);

$section->addInput(new Form_Input(

	'backupcount',

	'Backup Count',

	'number',

	$config['system']['backupcount']

))->setHelp('Maximum number of old configurations to keep. By default this is 30 for a full install or 5 on NanoBSD. ');

$space = exec("/usr/bin/du -sh /conf/backup | /usr/bin/awk '{print $1;}'");

$section->addInput(new Form_StaticText(

	'Current space used by backups',

	$space

));

$section->addInput(new Form_Button(

	'Submit',

	gettext("Save"),

	null,

	'fa-save'

))->addClass('btn-primary');

$form->add($section);

print($form);

if (is_array($confvers)) {

?>

<div>

	<div class="infoblock blockopen">

		<?php print_info_box(

			gettext(

				'To view the differences between an older configuration and a newer configuration, ' .

				'select the older configuration using the left column of radio options and select the newer configuration in the right column, ' .

				'then press the "Diff" button.'),

			'info', false); ?>

	</div>

</div>

<?php

}

?>

<form action="diag_confbak.php" method="get">

	<div class="table-responsive">

		<table class="table table-striped table-hover table-condensed">

<?php

if (is_array($confvers)):

?>

			<thead>

				<tr>

					<th colspan="2">

						<button type="submit" name="diff" class="btn btn-info btn-xs" value="<?=gettext("Diff"); ?>">

							<i class="fa fa-exchange icon-embed-btn"></i>

							<?=gettext("Diff"); ?>

						</button>

					</th>

					<th><?=gettext("Date")?></th>

					<th><?=gettext("Version")?></th>

					<th><?=gettext("Size")?></th>

					<th><?=gettext("Configuration Change")?></th>

					<th><?=gettext("Actions")?></th>

				</tr>

			</thead>

			<tbody>

				<!-- First row is the current configuration -->

				<tr style="vertical-align:top;">

					<td></td>

					<td>

						<input type="radio" name="newtime" value="current" />

					</td>

					<td><?= date(gettext("n/j/y H:i:s"), $config['revision']['time']) ?></td>

					<td><?= $config['version'] ?></td>

					<td><?= format_bytes(filesize("/conf/config.xml")) ?></td>

					<td><?= htmlspecialchars($config['revision']['description']) ?></td>

					<td><?=gettext("Current configuration")?></td>

				</tr>

<?php

	// And now for the table of prior backups

	$c = 0;

	foreach ($confvers as $version):

		if ($version['time'] != 0) {

			$date = date(gettext("n/j/y H:i:s"), $version['time']);

		} else {

			$date = gettext("Unknown");

		}

?>

				<tr>

					<td>

						<input type="radio" name="oldtime" value="<?=$version['time']?>" />

					</td>

					<td>

<?php

		if ($c < (count($confvers) - 1)) {

?>

								<input type="radio" name="newtime" value="<?=$version['time']?>" />

<?php

		}

		$c++;

?>

					</td>

					<td><?= $date ?></td>

					<td><?= $version['version'] ?></td>

					<td><?= format_bytes($version['filesize']) ?></td>

					<td><?= htmlspecialchars($version['description']) ?></td>

					<td>

						<a class="fa fa-undo"		title="<?=gettext('Revert config')?>"	href="diag_confbak.php?newver=<?=$version['time']?>"	onclick="return confirm('<?=gettext("Confirmation Required to replace the current configuration with this backup.")?>')"></a>

						<a class="fa fa-download"	title="<?=gettext('Download config')?>"	href="diag_confbak.php?getcfg=<?=$version['time']?>"></a>

						<a class="fa fa-trash"		title="<?=gettext('Delete config')?>"	href="diag_confbak.php?rmver=<?=$version['time']?>"></a>

					</td>

				</tr>

<?php

	endforeach;

?>

				<tr>

					<td colspan="2">

						<button type="submit" name="diff" class="btn btn-info btn-xs" value="<?=gettext("Diff"); ?>">

							<i class="fa fa-exchange icon-embed-btn"></i>

							<?=gettext("Diff"); ?>

						</button>

					</td>

					<td colspan="5"></td>

				</tr>

<?php

else:

	print_info_box(gettext("No backups found."), 'danger');

endif;

?>

			</tbody>

		</table>

	</div>

</form>

<?php include("foot.inc");