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#!/usr/local/bin/php-cgi -q
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<?php
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/*
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 * rc.update_urltables
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 *
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 * part of pfSense (https://www.pfsense.org)
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 * Copyright (c) 2010-2013 BSD Perimeter
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 * Copyright (c) 2013-2016 Electric Sheep Fencing
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 * Copyright (c) 2014-2024 Rubicon Communications, LLC (Netgate)
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 * All rights reserved.
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 *
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 * Licensed under the Apache License, Version 2.0 (the "License");
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 * you may not use this file except in compliance with the License.
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 * You may obtain a copy of the License at
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 *
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 * http://www.apache.org/licenses/LICENSE-2.0
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 *
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 * Unless required by applicable law or agreed to in writing, software
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 * distributed under the License is distributed on an "AS IS" BASIS,
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 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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 * See the License for the specific language governing permissions and
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 * limitations under the License.
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 */
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require_once("config.inc");
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require_once("config.lib.inc");
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require_once("util.inc");
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require_once("pfsense-utils.inc");
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$aliases = config_get_path('aliases/alias');
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if (!is_array($aliases)) {
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	// No aliases
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	return;
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}
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// Gather list of urltable aliases
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$todo = array();
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foreach ($aliases as $alias) {
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	if (preg_match('/urltable/i', $alias['type'])) {
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		$tmp = array();
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		$tmp['type'] = $alias['type'];
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		$tmp['name'] = $alias['name'];
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		$tmp['url']  = $alias['url'];
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		$tmp['freq'] = $alias['updatefreq'];
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		$todo[] = $tmp;
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	}
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}
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if (count($todo) > 0) {
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	log_error("{$argv[0]}: Starting up.");
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	if ($argv[1] != "now") {
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		// Wait a little before updating.
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		$wait = mt_rand(5, 60);
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		log_error("{$argv[0]}: Sleeping for {$wait} seconds.");
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		sleep($wait);
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	}
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	// Set whether or not to force the table update before it's time.
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	if (!empty($argv[2]) && ($argv[2] == "forceupdate")) {
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		$forceupdate = true;
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	} else {
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		$forceupdate = false;
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	}
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	log_error("{$argv[0]}: Starting URL table alias updates");
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	$filter_reload = false;
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	foreach ($todo as $t) {
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		// Update a specifically named URL table only.
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		if (!empty($argv[3]) && ($argv[3] != $t['name'])) {
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			continue;
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		}
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		$r = process_alias_urltable($t['name'], $t['type'], $t['url'], $t['freq'], $forceupdate);
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		if ($r == 1) {
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			$result = "";
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			// TODO: Change it when pf supports tables with ports
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			if ($t['type'] == "urltable") {
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				exec("/sbin/pfctl -t " . escapeshellarg($t['name']) . " -T replace -f /var/db/aliastables/" . escapeshellarg($t['name']) . ".txt 2>&1", $result);
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			} else {
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				$filter_reload = true;
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			}
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			log_error("{$argv[0]}: Updated {$t['name']} content from {$t['url']}: {$result[0]}");
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		} elseif ($r == -1) {
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			log_error("{$argv[0]}: {$t['name']} does not need updating.");
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		} else {
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			log_error("{$argv[0]}: ERROR: could not update {$t['name']} content from {$t['url']}");
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		}
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	}
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	if ($filter_reload) {
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		send_event("filter reload");
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	}
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}
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?>
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