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12df7edc
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Erik
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<?php
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/****h* pfSense/config
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* NAME
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032c40c7
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Scott Ullrich
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* config.lib.inc - Functions to manipulate config.xml
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12df7edc
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Erik
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* DESCRIPTION
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* This include contains various config.xml specific functions.
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* HISTORY
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* $Id$
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******
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config.lib.inc
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Ported from config.inc by Erik Kristensen
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032c40c7
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Scott Ullrich
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Copyright (C) 2004-2010 Scott Ullrich
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12df7edc
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Erik
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All rights reserved.
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originally part of m0n0wall (http://m0n0.ch/wall)
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Copyright (C) 2003-2004 Manuel Kasper <mk@neon1.net>.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
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AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
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OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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pfSense_BUILDER_BINARIES: /sbin/mount /sbin/sysctl /sbin/umount /sbin/halt /sbin/fsck /bin/sync
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pfSense_MODULE: config
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*/
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/****f* config/encrypted_configxml
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* NAME
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* encrypted_configxml - Checks to see if config.xml is encrypted and if so, prompts to unlock.
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* INPUTS
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* None
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* RESULT
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* $config - rewrites config.xml without encryption
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******/
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function encrypted_configxml() {
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global $g, $config;
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if(file_exists($g['conf_path'] . "/config.xml")) {
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if($g['booting']) {
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$configtxt = file_get_contents($g['conf_path'] . "/config.xml");
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if(tagfile_deformat($configtxt, $configtxt, "config.xml")) {
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$fp = fopen('php://stdin', 'r');
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$data = "";
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echo "\n\n*** Encrypted config.xml detected ***\n";
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while($data == "") {
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echo "\nEnter the password to decrypt config.xml: ";
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$decrypt_password = chop(fgets($fp));
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$data = decrypt_data($configtxt, $decrypt_password);
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if(!strstr($data, "<pfsense>"))
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$data = "";
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if($data) {
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e5977136
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Scott Ullrich
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$fd = fopen($g['conf_path'] . "/config.xml.tmp", "w");
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12df7edc
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Erik
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fwrite($fd, $data);
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fclose($fd);
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e5977136
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Scott Ullrich
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exec("/bin/mv {$g['conf_path']}/config.xml.tmp {$g['conf_path']}/config.xml");
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12df7edc
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Erik
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echo "\nConfig.xml unlocked.\n";
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fclose($fp);
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} else {
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echo "\nInvalid password entered. Please try again.\n";
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}
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}
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}
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}
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}
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}
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/****f* config/parse_config
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* NAME
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* parse_config - Read in config.cache or config.xml if needed and return $config array
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* INPUTS
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* $parse - boolean to force parse_config() to read config.xml and generate config.cache
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* RESULT
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* $config - array containing all configuration variables
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******/
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1295e769
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Scott Ullrich
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function parse_config($parse = false) {
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4e9a3392
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Scott Ullrich
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global $g, $config_parsed, $config_extra;
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12df7edc
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Erik
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$lockkey = lock('config');
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0af381c2
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Scott Ullrich
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$config_parsed = false;
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12df7edc
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Erik
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if (!file_exists("{$g['conf_path']}/config.xml") || filesize("{$g['conf_path']}/config.xml") == 0) {
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$last_backup = discover_last_backup();
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if($last_backup) {
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log_error("No config.xml found, attempting last known config restore.");
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file_notice("config.xml", "No config.xml found, attempting last known config restore.", "pfSenseConfigurator", "");
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restore_backup("{$g['conf_path']}/backup/{$last_backup}");
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} else {
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unlock($lockkey);
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die("Config.xml is corrupted and is 0 bytes. Could not restore a previous backup.");
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}
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}
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if($g['booting']) echo ".";
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// Check for encrypted config.xml
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encrypted_configxml();
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if(!$parse) {
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if(file_exists($g['tmp_path'] . '/config.cache')) {
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$config = unserialize(file_get_contents($g['tmp_path'] . '/config.cache'));
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if(is_null($config)) {
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unlock($lockkey);
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parse_config(true);
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$lockkey = lock('config');
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}
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} else {
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if(!file_exists($g['conf_path'] . "/config.xml")) {
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log_error("No config.xml found, attempting last known config restore.");
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file_notice("config.xml", "No config.xml found, attempting last known config restore.", "pfSenseConfigurator", "");
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$last_backup = discover_last_backup();
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if ($last_backup)
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restore_backup("/cf/conf/backup/{$last_backup}");
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else
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log_error("Could not restore config.xml.");
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}
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unlock($lockkey);
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$config = parse_config(true);
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$lockkey = lock('config');
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}
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} else {
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if(!file_exists($g['conf_path'] . "/config.xml")) {
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if($g['booting']) echo ".";
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log_error("No config.xml found, attempting last known config restore.");
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file_notice("config.xml", "No config.xml found, attempting last known config restore.", "pfSenseConfigurator", "");
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$last_backup = discover_last_backup();
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if ($last_backup)
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restore_backup("/cf/conf/backup/{$last_backup}");
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else
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log_error("Could not restore config.xml.");
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}
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$config = parse_xml_config($g['conf_path'] . '/config.xml', $g['xml_rootobj']);
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if($config == "-1") {
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$last_backup = discover_last_backup();
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if ($last_backup)
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restore_backup("/cf/conf/backup/{$last_backup}");
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else
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log_error(gettext("Could not restore config.xml."));
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}
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generate_config_cache($config);
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}
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if($g['booting']) echo ".";
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alias_make_table($config);
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$config_parsed = true;
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unlock($lockkey);
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return $config;
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}
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/****f* config/generate_config_cache
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* NAME
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* generate_config_cache - Write serialized configuration to cache.
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* INPUTS
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* $config - array containing current firewall configuration
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* RESULT
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* boolean - true on completion
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******/
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function generate_config_cache($config) {
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4e9a3392
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Scott Ullrich
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global $g, $config_extra;
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12df7edc
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Erik
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$configcache = fopen($g['tmp_path'] . '/config.cache', "w");
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fwrite($configcache, serialize($config));
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fclose($configcache);
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4e9a3392
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Scott Ullrich
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unset($configcache);
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/* Used for config.extra.xml */
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if(file_exists($g['tmp_path'] . '/config.extra.cache') && $config_extra) {
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$configcacheextra = fopen($g['tmp_path'] . '/config.extra.cache', "w");
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fwrite($configcacheextra, serialize($config_extra));
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fclose($configcacheextra);
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unset($configcacheextra);
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}
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12df7edc
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Erik
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}
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function discover_last_backup() {
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$backups = split("\n", `cd /cf/conf/backup && ls -ltr *.xml | awk '{print \$9}'`);
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$last_backup = "";
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foreach($backups as $backup)
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if($backup)
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$last_backup = $backup;
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return $last_backup;
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}
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function restore_backup($file) {
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global $g;
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if (file_exists($file)) {
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conf_mount_rw();
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unlink_if_exists("{$g['tmp_path']}/config.cache");
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e490f995
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Ermal
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copy("$file","/cf/conf/config.xml");
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12df7edc
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Erik
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log_error("{$g['product_name']} is restoring the configuration $file");
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file_notice("config.xml", "{$g['product_name']} is restoring the configuration $file", "pfSenseConfigurator", "");
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conf_mount_ro();
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}
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}
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/****f* config/parse_config_bootup
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* NAME
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* parse_config_bootup - Bootup-specific configuration checks.
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* RESULT
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* null
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******/
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function parse_config_bootup() {
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global $config, $g, $noparseconfig;
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if($g['booting']) echo ".";
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$lockkey = lock('config');
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if (!$noparseconfig) {
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if (!file_exists("{$g['conf_path']}/config.xml")) {
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if ($g['booting']) {
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if (strstr($g['platform'], "cdrom")) {
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/* try copying the default config. to the floppy */
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echo "Resetting factory defaults...\n";
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reset_factory_defaults(true);
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if (file_exists("{$g['conf_path']}/config.xml")) {
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/* do nothing, we have a file. */
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} else {
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| 232 |
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echo "No XML configuration file found - using factory defaults.\n";
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echo "Make sure that the configuration floppy disk with the conf/config.xml\n";
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| 234 |
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echo "file is inserted. If it isn't, your configuration changes will be lost\n";
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echo "on reboot.\n";
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| 236 |
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}
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| 237 |
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} else {
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| 238 |
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$last_backup = discover_last_backup();
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| 239 |
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if($last_backup) {
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| 240 |
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log_error("No config.xml found, attempting last known config restore.");
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| 241 |
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file_notice("config.xml", "No config.xml found, attempting last known config restore.", "pfSenseConfigurator", "");
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| 242 |
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restore_backup("/cf/conf/backup/{$last_backup}");
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| 243 |
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}
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| 244 |
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if(!file_exists("{$g['conf_path']}/config.xml")) {
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| 245 |
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echo "XML configuration file not found. {$g['product_name']} cannot continue booting.\n";
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| 246 |
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mwexec("/sbin/halt");
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| 247 |
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exit;
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| 248 |
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}
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| 249 |
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log_error("Last known config found and restored. Please double check your configuration file for accuracy.");
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| 250 |
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file_notice("config.xml", "Last known config found and restored. Please double check your configuration file for accuracy.", "pfSenseConfigurator", "");
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| 251 |
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}
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| 252 |
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} else {
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| 253 |
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unlock($lockkey);
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| 254 |
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exit(0);
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| 255 |
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}
|
| 256 |
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}
|
| 257 |
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}
|
| 258 |
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if (filesize("{$g['conf_path']}/config.xml") == 0) {
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| 259 |
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$last_backup = discover_last_backup();
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| 260 |
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if($last_backup) {
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| 261 |
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log_error("No config.xml found, attempting last known config restore.");
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| 262 |
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file_notice("config.xml", "No config.xml found, attempting last known config restore.", "pfSenseConfigurator", "");
|
| 263 |
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restore_backup("{$g['conf_path']}/backup/{$last_backup}");
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| 264 |
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} else {
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| 265 |
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unlock($lockkey);
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| 266 |
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die("Config.xml is corrupted and is 0 bytes. Could not restore a previous backup.");
|
| 267 |
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}
|
| 268 |
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}
|
| 269 |
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unlock($lockkey);
|
| 270 |
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parse_config(true);
|
| 271 |
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| 272 |
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if ((float)$config['version'] > (float)$g['latest_config']) {
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| 273 |
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echo <<<EOD
|
| 274 |
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|
| 275 |
|
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|
| 276 |
|
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*******************************************************************************
|
| 277 |
|
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* WARNING! *
|
| 278 |
|
|
* The current configuration has been created with a newer version of {$g['product_name']} *
|
| 279 |
|
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* than this one! This can lead to serious misbehavior and even security *
|
| 280 |
|
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* holes! You are urged to either upgrade to a newer version of {$g['product_name']} or *
|
| 281 |
|
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* revert to the default configuration immediately! *
|
| 282 |
|
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*******************************************************************************
|
| 283 |
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|
| 284 |
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|
| 285 |
|
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EOD;
|
| 286 |
|
|
}
|
| 287 |
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|
| 288 |
|
|
/* make alias table (for faster lookups) */
|
| 289 |
|
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alias_make_table($config);
|
| 290 |
|
|
}
|
| 291 |
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|
| 292 |
|
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/****f* config/conf_mount_rw
|
| 293 |
|
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* NAME
|
| 294 |
|
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* conf_mount_rw - Mount filesystems read/write.
|
| 295 |
|
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* RESULT
|
| 296 |
|
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* null
|
| 297 |
|
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******/
|
| 298 |
|
|
/* mount flash card read/write */
|
| 299 |
|
|
function conf_mount_rw() {
|
| 300 |
|
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global $g;
|
| 301 |
|
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|
| 302 |
|
|
/* do not mount on cdrom platform */
|
| 303 |
|
|
if($g['platform'] == "cdrom" or $g['platform'] == "pfSense")
|
| 304 |
|
|
return;
|
| 305 |
a45e27ba
|
Ermal
|
|
| 306 |
|
|
if (refcount_reference(1000) > 1)
|
| 307 |
12df7edc
|
Erik
|
return;
|
| 308 |
|
|
|
| 309 |
|
|
$status = mwexec("/sbin/mount -u -w {$g['cf_path']}");
|
| 310 |
|
|
if($status <> 0) {
|
| 311 |
|
|
if($g['booting'])
|
| 312 |
|
|
echo "Disk is dirty. Running fsck -y\n";
|
| 313 |
|
|
mwexec("/sbin/fsck -y {$g['cf_path']}");
|
| 314 |
|
|
$status = mwexec("/sbin/mount -u -w {$g['cf_path']}");
|
| 315 |
|
|
}
|
| 316 |
|
|
|
| 317 |
|
|
/* if the platform is soekris or wrap or pfSense, lets mount the
|
| 318 |
|
|
* compact flash cards root.
|
| 319 |
|
|
*/
|
| 320 |
a45e27ba
|
Ermal
|
$status = mwexec("/sbin/mount -u -w /");
|
| 321 |
|
|
/* we could not mount this correctly. kick off fsck */
|
| 322 |
|
|
if($status <> 0) {
|
| 323 |
|
|
log_error("File system is dirty. Launching FSCK for /");
|
| 324 |
|
|
mwexec("/sbin/fsck -y /");
|
| 325 |
12df7edc
|
Erik
|
$status = mwexec("/sbin/mount -u -w /");
|
| 326 |
|
|
}
|
| 327 |
|
|
|
| 328 |
|
|
mark_subsystem_dirty('mount');
|
| 329 |
|
|
}
|
| 330 |
|
|
|
| 331 |
|
|
/****f* config/conf_mount_ro
|
| 332 |
|
|
* NAME
|
| 333 |
|
|
* conf_mount_ro - Mount filesystems readonly.
|
| 334 |
|
|
* RESULT
|
| 335 |
|
|
* null
|
| 336 |
|
|
******/
|
| 337 |
|
|
function conf_mount_ro() {
|
| 338 |
|
|
global $g;
|
| 339 |
|
|
|
| 340 |
23f0ca50
|
Ermal Lu?i
|
/* do not umount on cdrom or pfSense platforms */
|
| 341 |
|
|
if($g['platform'] == "cdrom" or $g['platform'] == "pfSense")
|
| 342 |
|
|
return;
|
| 343 |
|
|
|
| 344 |
a45e27ba
|
Ermal
|
if (refcount_unreference(1000) > 0)
|
| 345 |
12df7edc
|
Erik
|
return;
|
| 346 |
|
|
|
| 347 |
|
|
clear_subsystem_dirty('mount');
|
| 348 |
|
|
/* sync data, then force a remount of /cf */
|
| 349 |
b6c34bfc
|
Ermal
|
mwexec("/bin/sync; /bin/sync");
|
| 350 |
12df7edc
|
Erik
|
mwexec("/sbin/mount -u -r -f {$g['cf_path']}");
|
| 351 |
|
|
mwexec("/sbin/mount -u -r -f /");
|
| 352 |
|
|
}
|
| 353 |
|
|
|
| 354 |
|
|
/****f* config/convert_config
|
| 355 |
|
|
* NAME
|
| 356 |
|
|
* convert_config - Attempt to update config.xml.
|
| 357 |
|
|
* DESCRIPTION
|
| 358 |
|
|
* convert_config() reads the current global configuration
|
| 359 |
|
|
* and attempts to convert it to conform to the latest
|
| 360 |
|
|
* config.xml version. This allows major formatting changes
|
| 361 |
|
|
* to be made with a minimum of breakage.
|
| 362 |
|
|
* RESULT
|
| 363 |
|
|
* null
|
| 364 |
|
|
******/
|
| 365 |
|
|
/* convert configuration, if necessary */
|
| 366 |
|
|
function convert_config() {
|
| 367 |
|
|
global $config, $g;
|
| 368 |
|
|
$now = date("H:i:s");
|
| 369 |
|
|
log_error("Start Configuration upgrade at $now, set execution timeout to 15 minutes");
|
| 370 |
59cfe65d
|
Ermal
|
//ini_set("max_execution_time", "900");
|
| 371 |
12df7edc
|
Erik
|
|
| 372 |
|
|
/* special case upgrades */
|
| 373 |
|
|
/* fix every minute crontab bogons entry */
|
| 374 |
|
|
$cron_item_count = count($config['cron']['item']);
|
| 375 |
|
|
for($x=0; $x<$cron_item_count; $x++) {
|
| 376 |
|
|
if(stristr($config['cron']['item'][$x]['command'], "rc.update_bogons.sh")) {
|
| 377 |
|
|
if($config['cron']['item'][$x]['hour'] == "*" ) {
|
| 378 |
|
|
$config['cron']['item'][$x]['hour'] = "3";
|
| 379 |
|
|
write_config("Updated bogon update frequency to 3am");
|
| 380 |
|
|
log_error("Updated bogon update frequency to 3am");
|
| 381 |
|
|
}
|
| 382 |
|
|
}
|
| 383 |
|
|
}
|
| 384 |
|
|
if ($config['version'] == $g['latest_config'])
|
| 385 |
|
|
return; /* already at latest version */
|
| 386 |
|
|
|
| 387 |
|
|
// Save off config version
|
| 388 |
|
|
$prev_version = $config['version'];
|
| 389 |
|
|
|
| 390 |
b96cad97
|
Seth Mos
|
include_once('auth.inc');
|
| 391 |
12df7edc
|
Erik
|
include_once('upgrade_config.inc');
|
| 392 |
|
|
/* Loop and run upgrade_VER_to_VER() until we're at current version */
|
| 393 |
|
|
while ($config['version'] < $g['latest_config']) {
|
| 394 |
|
|
$cur = $config['version'] * 10;
|
| 395 |
|
|
$next = $cur + 1;
|
| 396 |
|
|
$migration_function = sprintf('upgrade_%03d_to_%03d', $cur, $next);
|
| 397 |
|
|
$migration_function();
|
| 398 |
|
|
$config['version'] = sprintf('%.1f', $next / 10);
|
| 399 |
92cf9fcd
|
sullrich
|
if($g['booting'])
|
| 400 |
|
|
echo ".";
|
| 401 |
12df7edc
|
Erik
|
}
|
| 402 |
|
|
|
| 403 |
|
|
$now = date("H:i:s");
|
| 404 |
|
|
log_error("Ended Configuration upgrade at $now");
|
| 405 |
|
|
|
| 406 |
|
|
if ($prev_version != $config['version'])
|
| 407 |
|
|
write_config("Upgraded config version level from {$prev_version} to {$config['version']}");
|
| 408 |
92cf9fcd
|
sullrich
|
|
| 409 |
|
|
if($g['booting'])
|
| 410 |
|
|
echo "Loading new configuration...";
|
| 411 |
12df7edc
|
Erik
|
}
|
| 412 |
|
|
|
| 413 |
ddd42db3
|
Ermal Lu?i
|
/****f* config/safe_write_file
|
| 414 |
|
|
* NAME
|
| 415 |
|
|
* safe_write_file - Write a file out atomically
|
| 416 |
|
|
* DESCRIPTION
|
| 417 |
|
|
* safe_write_file() Writes a file out atomically by first writing to a
|
| 418 |
|
|
* temporary file of the same name but ending with the pid of the current
|
| 419 |
|
|
* process, them renaming the temporary file over the original.
|
| 420 |
|
|
* INPUTS
|
| 421 |
|
|
* $filename - string containing the filename of the file to write
|
| 422 |
|
|
* $content - string containing the file content to write to file
|
| 423 |
|
|
* $force_binary - boolean denoting whether we should force binary
|
| 424 |
|
|
* mode writing.
|
| 425 |
|
|
* RESULT
|
| 426 |
|
|
* boolean - true if successful, false if not
|
| 427 |
|
|
******/
|
| 428 |
|
|
function safe_write_file($file, $content, $force_binary) {
|
| 429 |
|
|
$tmp_file = $file . "." . getmypid();
|
| 430 |
|
|
$write_mode = $force_binary ? "wb" : "w";
|
| 431 |
|
|
|
| 432 |
|
|
$fd = fopen($tmp_file, $write_mode);
|
| 433 |
|
|
if (!$fd) {
|
| 434 |
|
|
// Unable to open temporary file for writing
|
| 435 |
|
|
return false;
|
| 436 |
|
|
}
|
| 437 |
|
|
if (!fwrite($fd, $content)) {
|
| 438 |
|
|
// Unable to write to temporary file
|
| 439 |
|
|
fclose($fd);
|
| 440 |
|
|
return false;
|
| 441 |
|
|
}
|
| 442 |
|
|
fclose($fd);
|
| 443 |
|
|
|
| 444 |
|
|
if (!rename($tmp_file, $file)) {
|
| 445 |
|
|
// Unable to move temporary file to original
|
| 446 |
|
|
unlink($tmp_file);
|
| 447 |
|
|
return false;
|
| 448 |
|
|
}
|
| 449 |
|
|
return true;
|
| 450 |
|
|
}
|
| 451 |
|
|
|
| 452 |
12df7edc
|
Erik
|
/****f* config/write_config
|
| 453 |
|
|
* NAME
|
| 454 |
|
|
* write_config - Backup and write the firewall configuration.
|
| 455 |
|
|
* DESCRIPTION
|
| 456 |
|
|
* write_config() handles backing up the current configuration,
|
| 457 |
|
|
* applying changes, and regenerating the configuration cache.
|
| 458 |
|
|
* INPUTS
|
| 459 |
|
|
* $desc - string containing the a description of configuration changes
|
| 460 |
|
|
* $backup - boolean: do not back up current configuration if false.
|
| 461 |
|
|
* RESULT
|
| 462 |
|
|
* null
|
| 463 |
|
|
******/
|
| 464 |
|
|
/* save the system configuration */
|
| 465 |
|
|
function write_config($desc="Unknown", $backup = true) {
|
| 466 |
|
|
global $config, $g;
|
| 467 |
|
|
|
| 468 |
027b8057
|
Erik Fonnesbeck
|
/* TODO: Not sure what this was added for; commenting out
|
| 469 |
|
|
* for now, since it was preventing config saving. */
|
| 470 |
|
|
// $config = parse_config(true, false, false);
|
| 471 |
4e9a3392
|
Scott Ullrich
|
|
| 472 |
12df7edc
|
Erik
|
if($g['bootup'])
|
| 473 |
|
|
log_error("WARNING! Configuration written on bootup. This can cause stray openvpn and load balancing items in config.xml");
|
| 474 |
|
|
|
| 475 |
|
|
if($backup)
|
| 476 |
|
|
backup_config();
|
| 477 |
|
|
|
| 478 |
|
|
if (time() > mktime(0, 0, 0, 9, 1, 2004)) /* make sure the clock settings are plausible */
|
| 479 |
541989d5
|
Ermal
|
$config['revision']['time'] = time();
|
| 480 |
12df7edc
|
Erik
|
|
| 481 |
|
|
/* Log the running script so it's not entirely unlogged what changed */
|
| 482 |
42739c1c
|
Ermal Lu?i
|
if ($desc == "Unknown")
|
| 483 |
4d52a9b9
|
jim-p
|
$desc = "{$_SERVER['SCRIPT_NAME']} made unknown change";
|
| 484 |
12df7edc
|
Erik
|
|
| 485 |
4d52a9b9
|
jim-p
|
$config['revision']['description'] = "{$_SESSION['Username']}: " . $desc;
|
| 486 |
362b8147
|
jim-p
|
$config['revision']['username'] = $_SESSION["Username"];
|
| 487 |
12df7edc
|
Erik
|
|
| 488 |
b6c34bfc
|
Ermal
|
conf_mount_rw();
|
| 489 |
|
|
$lockkey = lock('config', LOCK_EX);
|
| 490 |
12df7edc
|
Erik
|
|
| 491 |
|
|
/* generate configuration XML */
|
| 492 |
|
|
$xmlconfig = dump_xml_config($config, $g['xml_rootobj']);
|
| 493 |
|
|
|
| 494 |
41bf8e8e
|
Scott Ullrich
|
/* write new configuration */
|
| 495 |
|
|
if (!safe_write_file("{$g['cf_conf_path']}/config.xml", $xmlconfig, false)) {
|
| 496 |
12df7edc
|
Erik
|
log_error("WARNING: Config contents could not be save. Could not open file!");
|
| 497 |
|
|
unlock($lockkey);
|
| 498 |
07f1ca1d
|
Ermal
|
file_notice("config.xml", "Unable to open {$g['cf_conf_path']}/config.xml for writing in write_config()\n");
|
| 499 |
541989d5
|
Ermal
|
return -1;
|
| 500 |
e5977136
|
Scott Ullrich
|
}
|
| 501 |
41bf8e8e
|
Scott Ullrich
|
|
| 502 |
12df7edc
|
Erik
|
if($g['platform'] == "embedded" or $g['platform'] == "nanobsd") {
|
| 503 |
|
|
cleanup_backupcache(5, true);
|
| 504 |
|
|
} else {
|
| 505 |
|
|
cleanup_backupcache(30, true);
|
| 506 |
|
|
}
|
| 507 |
|
|
|
| 508 |
|
|
/* re-read configuration */
|
| 509 |
541989d5
|
Ermal
|
/* NOTE: We assume that the file can be parsed since we wrote it. */
|
| 510 |
12df7edc
|
Erik
|
$config = parse_xml_config("{$g['conf_path']}/config.xml", $g['xml_rootobj']);
|
| 511 |
e490f995
|
Ermal
|
if ($config == -1) {
|
| 512 |
|
|
$last_backup = discover_last_backup();
|
| 513 |
|
|
if ($last_backup)
|
| 514 |
|
|
restore_backup("/cf/conf/backup/{$last_backup}");
|
| 515 |
|
|
else
|
| 516 |
|
|
log_error(gettext("Could not restore config.xml."));
|
| 517 |
|
|
} else
|
| 518 |
|
|
generate_config_cache($config);
|
| 519 |
12df7edc
|
Erik
|
|
| 520 |
|
|
unlock($lockkey);
|
| 521 |
|
|
|
| 522 |
|
|
unlink_if_exists("/usr/local/pkg/pf/carp_sync_client.php");
|
| 523 |
16b96ea6
|
Scott Ullrich
|
|
| 524 |
b6c34bfc
|
Ermal
|
/* tell kernel to sync fs data */
|
| 525 |
|
|
conf_mount_ro();
|
| 526 |
|
|
|
| 527 |
12df7edc
|
Erik
|
/* sync carp entries to other firewalls */
|
| 528 |
16b96ea6
|
Scott Ullrich
|
carp_sync_client();
|
| 529 |
12df7edc
|
Erik
|
|
| 530 |
|
|
if(is_dir("/usr/local/pkg/write_config")) {
|
| 531 |
|
|
/* process packager manager custom rules */
|
| 532 |
|
|
run_plugins("/usr/local/pkg/write_config/");
|
| 533 |
|
|
}
|
| 534 |
|
|
|
| 535 |
|
|
return $config;
|
| 536 |
|
|
}
|
| 537 |
|
|
|
| 538 |
|
|
/****f* config/reset_factory_defaults
|
| 539 |
|
|
* NAME
|
| 540 |
|
|
* reset_factory_defaults - Reset the system to its default configuration.
|
| 541 |
|
|
* RESULT
|
| 542 |
|
|
* integer - indicates completion
|
| 543 |
|
|
******/
|
| 544 |
|
|
function reset_factory_defaults($lock = false) {
|
| 545 |
|
|
global $g;
|
| 546 |
|
|
|
| 547 |
|
|
conf_mount_rw();
|
| 548 |
b6c34bfc
|
Ermal
|
if (!$lock)
|
| 549 |
|
|
$lockkey = lock('config', LOCK_EX);
|
| 550 |
12df7edc
|
Erik
|
|
| 551 |
|
|
/* create conf directory, if necessary */
|
| 552 |
|
|
safe_mkdir("{$g['cf_conf_path']}");
|
| 553 |
|
|
|
| 554 |
|
|
/* clear out /conf */
|
| 555 |
|
|
$dh = opendir($g['conf_path']);
|
| 556 |
|
|
while ($filename = readdir($dh)) {
|
| 557 |
|
|
if (($filename != ".") && ($filename != "..")) {
|
| 558 |
|
|
unlink_if_exists($g['conf_path'] . "/" . $filename);
|
| 559 |
|
|
}
|
| 560 |
|
|
}
|
| 561 |
|
|
closedir($dh);
|
| 562 |
|
|
|
| 563 |
|
|
/* copy default configuration */
|
| 564 |
|
|
copy("{$g['conf_default_path']}/config.xml", "{$g['conf_path']}/config.xml");
|
| 565 |
|
|
|
| 566 |
|
|
/* call the wizard */
|
| 567 |
|
|
touch("/conf/trigger_initial_wizard");
|
| 568 |
|
|
if (!$lock)
|
| 569 |
|
|
unlock($lockkey);
|
| 570 |
b6c34bfc
|
Ermal
|
conf_mount_ro();
|
| 571 |
12df7edc
|
Erik
|
|
| 572 |
|
|
return 0;
|
| 573 |
|
|
}
|
| 574 |
|
|
|
| 575 |
|
|
function config_restore($conffile) {
|
| 576 |
|
|
global $config, $g;
|
| 577 |
|
|
|
| 578 |
|
|
if (!file_exists($conffile))
|
| 579 |
|
|
return 1;
|
| 580 |
|
|
|
| 581 |
|
|
backup_config();
|
| 582 |
|
|
|
| 583 |
f2087c85
|
Scott Ullrich
|
conf_mount_rw();
|
| 584 |
|
|
|
| 585 |
b6c34bfc
|
Ermal
|
$lockkey = lock('config', LOCK_EX);
|
| 586 |
12df7edc
|
Erik
|
|
| 587 |
|
|
unlink_if_exists("{$g['tmp_path']}/config.cache");
|
| 588 |
e490f995
|
Ermal
|
copy($conffile, "{$g['cf_conf_path']}/config.xml");
|
| 589 |
12df7edc
|
Erik
|
|
| 590 |
|
|
unlock($lockkey);
|
| 591 |
|
|
|
| 592 |
|
|
$config = parse_config(true);
|
| 593 |
|
|
|
| 594 |
|
|
conf_mount_ro();
|
| 595 |
|
|
|
| 596 |
e296b183
|
Ermal Lu?i
|
write_config("Reverted to " . array_pop(explode("/", $conffile)) . ".", false);
|
| 597 |
|
|
|
| 598 |
12df7edc
|
Erik
|
return 0;
|
| 599 |
|
|
}
|
| 600 |
|
|
|
| 601 |
|
|
function config_install($conffile) {
|
| 602 |
|
|
global $config, $g;
|
| 603 |
|
|
|
| 604 |
|
|
if (!file_exists($conffile))
|
| 605 |
|
|
return 1;
|
| 606 |
|
|
|
| 607 |
|
|
if (!config_validate("{$conffile}"))
|
| 608 |
|
|
return 1;
|
| 609 |
|
|
|
| 610 |
|
|
if($g['booting'] == true)
|
| 611 |
|
|
echo "Installing configuration...\n";
|
| 612 |
|
|
else
|
| 613 |
|
|
log_error("Installing configuration ....");
|
| 614 |
|
|
|
| 615 |
|
|
conf_mount_rw();
|
| 616 |
b6c34bfc
|
Ermal
|
$lockkey = lock('config', LOCK_EX);
|
| 617 |
12df7edc
|
Erik
|
|
| 618 |
|
|
copy($conffile, "{$g['conf_path']}/config.xml");
|
| 619 |
|
|
|
| 620 |
|
|
/* unlink cache file if it exists */
|
| 621 |
|
|
if(file_exists("{$g['tmp_path']}/config.cache"))
|
| 622 |
|
|
unlink("{$g['tmp_path']}/config.cache");
|
| 623 |
|
|
|
| 624 |
|
|
unlock($lockkey);
|
| 625 |
|
|
conf_mount_ro();
|
| 626 |
|
|
|
| 627 |
|
|
return 0;
|
| 628 |
|
|
}
|
| 629 |
|
|
|
| 630 |
|
|
function config_validate($conffile) {
|
| 631 |
|
|
|
| 632 |
|
|
global $g, $xmlerr;
|
| 633 |
|
|
|
| 634 |
|
|
$xml_parser = xml_parser_create();
|
| 635 |
|
|
|
| 636 |
|
|
if (!($fp = fopen($conffile, "r"))) {
|
| 637 |
|
|
$xmlerr = "XML error: unable to open file";
|
| 638 |
|
|
return false;
|
| 639 |
|
|
}
|
| 640 |
|
|
|
| 641 |
|
|
while ($data = fread($fp, 4096)) {
|
| 642 |
|
|
if (!xml_parse($xml_parser, $data, feof($fp))) {
|
| 643 |
|
|
$xmlerr = sprintf("%s at line %d",
|
| 644 |
|
|
xml_error_string(xml_get_error_code($xml_parser)),
|
| 645 |
|
|
xml_get_current_line_number($xml_parser));
|
| 646 |
|
|
return false;
|
| 647 |
|
|
}
|
| 648 |
|
|
}
|
| 649 |
|
|
xml_parser_free($xml_parser);
|
| 650 |
|
|
|
| 651 |
|
|
fclose($fp);
|
| 652 |
|
|
|
| 653 |
|
|
return true;
|
| 654 |
|
|
}
|
| 655 |
|
|
|
| 656 |
|
|
function cleanup_backupcache($revisions = 30, $lock = false) {
|
| 657 |
|
|
global $g;
|
| 658 |
|
|
$i = false;
|
| 659 |
|
|
|
| 660 |
|
|
if (!$lock)
|
| 661 |
|
|
$lockkey = lock('config');
|
| 662 |
cd25a2b2
|
jim-p
|
|
| 663 |
|
|
conf_mount_rw();
|
| 664 |
|
|
|
| 665 |
|
|
$backups = get_backups();
|
| 666 |
|
|
if ($backups) {
|
| 667 |
12df7edc
|
Erik
|
$baktimes = $backups['versions'];
|
| 668 |
|
|
unset($backups['versions']);
|
| 669 |
cd25a2b2
|
jim-p
|
} else {
|
| 670 |
|
|
$backups = array();
|
| 671 |
|
|
$baktimes = array();
|
| 672 |
|
|
}
|
| 673 |
|
|
$newbaks = array();
|
| 674 |
|
|
$bakfiles = glob($g['cf_conf_path'] . "/backup/config-*");
|
| 675 |
|
|
$tocache = array();
|
| 676 |
12df7edc
|
Erik
|
|
| 677 |
cd25a2b2
|
jim-p
|
foreach($bakfiles as $backup) { // Check for backups in the directory not represented in the cache.
|
| 678 |
|
|
if(filesize($backup) == 0) {
|
| 679 |
|
|
unlink($backup);
|
| 680 |
|
|
continue;
|
| 681 |
|
|
}
|
| 682 |
|
|
$tocheck = array_shift(explode('.', array_pop(explode('-', $backup))));
|
| 683 |
|
|
if(!in_array($tocheck, $baktimes)) {
|
| 684 |
|
|
$i = true;
|
| 685 |
|
|
if($g['booting'])
|
| 686 |
|
|
echo ".";
|
| 687 |
|
|
$newxml = parse_xml_config($backup, $g['xml_rootobj']);
|
| 688 |
|
|
if($newxml == "-1") {
|
| 689 |
|
|
log_error("The backup cache file $backup is corrupted. Unlinking.");
|
| 690 |
|
|
unlink($backup);
|
| 691 |
|
|
log_error("The backup cache file $backup is corrupted. Unlinking.");
|
| 692 |
|
|
continue;
|
| 693 |
12df7edc
|
Erik
|
}
|
| 694 |
cd25a2b2
|
jim-p
|
if($newxml['revision']['description'] == "")
|
| 695 |
|
|
$newxml['revision']['description'] = "Unknown";
|
| 696 |
|
|
$tocache[$tocheck] = array('description' => $newxml['revision']['description']);
|
| 697 |
12df7edc
|
Erik
|
}
|
| 698 |
cd25a2b2
|
jim-p
|
}
|
| 699 |
|
|
foreach($backups as $checkbak) {
|
| 700 |
|
|
if(count(preg_grep('/' . $checkbak['time'] . '/i', $bakfiles)) != 0) {
|
| 701 |
|
|
$newbaks[] = $checkbak;
|
| 702 |
|
|
} else {
|
| 703 |
|
|
$i = true;
|
| 704 |
|
|
if($g['booting']) print " " . $tocheck . "r";
|
| 705 |
|
|
}
|
| 706 |
|
|
}
|
| 707 |
|
|
foreach($newbaks as $todo) $tocache[$todo['time']] = array('description' => $todo['description']);
|
| 708 |
|
|
if(is_int($revisions) and (count($tocache) > $revisions)) {
|
| 709 |
|
|
$toslice = array_slice(array_keys($tocache), 0, $revisions);
|
| 710 |
|
|
foreach($toslice as $sliced)
|
| 711 |
|
|
$newcache[$sliced] = $tocache[$sliced];
|
| 712 |
|
|
foreach($tocache as $version => $versioninfo) {
|
| 713 |
|
|
if(!in_array($version, array_keys($newcache))) {
|
| 714 |
|
|
unlink_if_exists($g['conf_path'] . '/backup/config-' . $version . '.xml');
|
| 715 |
|
|
if($g['booting']) print " " . $tocheck . "d";
|
| 716 |
12df7edc
|
Erik
|
}
|
| 717 |
|
|
}
|
| 718 |
cd25a2b2
|
jim-p
|
$tocache = $newcache;
|
| 719 |
12df7edc
|
Erik
|
}
|
| 720 |
cd25a2b2
|
jim-p
|
$bakout = fopen($g['cf_conf_path'] . '/backup/backup.cache', "w");
|
| 721 |
|
|
fwrite($bakout, serialize($tocache));
|
| 722 |
|
|
fclose($bakout);
|
| 723 |
|
|
conf_mount_ro();
|
| 724 |
|
|
|
| 725 |
12df7edc
|
Erik
|
if($g['booting'] && $i)
|
| 726 |
|
|
print "done.\n";
|
| 727 |
|
|
if (!$lock)
|
| 728 |
|
|
unlock($lockkey);
|
| 729 |
|
|
}
|
| 730 |
|
|
|
| 731 |
|
|
function get_backups() {
|
| 732 |
|
|
global $g;
|
| 733 |
|
|
if(file_exists("{$g['cf_conf_path']}/backup/backup.cache")) {
|
| 734 |
|
|
$confvers = unserialize(file_get_contents("{$g['cf_conf_path']}/backup/backup.cache"));
|
| 735 |
|
|
$bakvers = array_keys($confvers);
|
| 736 |
|
|
$toreturn = array();
|
| 737 |
|
|
sort($bakvers);
|
| 738 |
|
|
// $bakvers = array_reverse($bakvers);
|
| 739 |
|
|
foreach(array_reverse($bakvers) as $bakver)
|
| 740 |
|
|
$toreturn[] = array('time' => $bakver, 'description' => $confvers[$bakver]['description']);
|
| 741 |
|
|
} else {
|
| 742 |
|
|
return false;
|
| 743 |
|
|
}
|
| 744 |
|
|
$toreturn['versions'] = $bakvers;
|
| 745 |
|
|
return $toreturn;
|
| 746 |
|
|
}
|
| 747 |
|
|
|
| 748 |
|
|
function backup_config() {
|
| 749 |
|
|
global $config, $g;
|
| 750 |
|
|
|
| 751 |
|
|
if($g['platform'] == "cdrom")
|
| 752 |
|
|
return;
|
| 753 |
|
|
|
| 754 |
|
|
conf_mount_rw();
|
| 755 |
|
|
|
| 756 |
|
|
/* Create backup directory if needed */
|
| 757 |
|
|
safe_mkdir("{$g['cf_conf_path']}/backup");
|
| 758 |
|
|
|
| 759 |
|
|
if($config['revision']['time'] == "") {
|
| 760 |
|
|
$baktime = 0;
|
| 761 |
|
|
} else {
|
| 762 |
|
|
$baktime = $config['revision']['time'];
|
| 763 |
|
|
}
|
| 764 |
|
|
if($config['revision']['description'] == "") {
|
| 765 |
|
|
$bakdesc = "Unknown";
|
| 766 |
|
|
} else {
|
| 767 |
|
|
$bakdesc = $config['revision']['description'];
|
| 768 |
|
|
}
|
| 769 |
|
|
copy($g['cf_conf_path'] . '/config.xml', $g['cf_conf_path'] . '/backup/config-' . $baktime . '.xml');
|
| 770 |
|
|
if(file_exists($g['cf_conf_path'] . '/backup/backup.cache')) {
|
| 771 |
|
|
$backupcache = unserialize(file_get_contents($g['cf_conf_path'] . '/backup/backup.cache'));
|
| 772 |
|
|
} else {
|
| 773 |
|
|
$backupcache = array();
|
| 774 |
|
|
}
|
| 775 |
|
|
$backupcache[$baktime] = array('description' => $bakdesc);
|
| 776 |
|
|
$bakout = fopen($g['cf_conf_path'] . '/backup/backup.cache', "w");
|
| 777 |
|
|
fwrite($bakout, serialize($backupcache));
|
| 778 |
|
|
fclose($bakout);
|
| 779 |
|
|
|
| 780 |
|
|
conf_mount_ro();
|
| 781 |
|
|
|
| 782 |
|
|
return true;
|
| 783 |
|
|
}
|
| 784 |
|
|
|
| 785 |
|
|
function set_device_perms() {
|
| 786 |
|
|
$devices = array(
|
| 787 |
573c9548
|
Ermal
|
'pf' => array( 'user' => 'root',
|
| 788 |
12df7edc
|
Erik
|
'group' => 'proxy',
|
| 789 |
|
|
'mode' => 0660),
|
| 790 |
|
|
);
|
| 791 |
|
|
|
| 792 |
|
|
foreach ($devices as $name => $attr) {
|
| 793 |
|
|
$path = "/dev/$name";
|
| 794 |
|
|
if (file_exists($path)) {
|
| 795 |
|
|
chown($path, $attr['user']);
|
| 796 |
|
|
chgrp($path, $attr['group']);
|
| 797 |
|
|
chmod($path, $attr['mode']);
|
| 798 |
|
|
}
|
| 799 |
|
|
}
|
| 800 |
|
|
}
|
| 801 |
|
|
|
| 802 |
4e9a3392
|
Scott Ullrich
|
?>
|