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<?php
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/*
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* config.lib.inc
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*
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* part of pfSense (https://www.pfsense.org)
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* Copyright (c) 2004-2020 Rubicon Communications, LLC (Netgate)
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* Copyright (c) 2009 Erik Kristensen
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* All rights reserved.
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*
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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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*
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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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/****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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return;
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}
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if (!platform_booting()) {
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return;
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}
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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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$data = "";
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}
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if ($data) {
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$fd = fopen($g['conf_path'] . "/config.xml.tmp", "w");
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fwrite($fd, $data);
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fclose($fd);
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exec("/bin/mv {$g['conf_path']}/config.xml.tmp {$g['conf_path']}/config.xml");
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echo "\n" . gettext("Config.xml unlocked.") . "\n";
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fclose($fp);
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pfSense_fsync("{$g['conf_path']}/config.xml");
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} else {
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echo "\n" . gettext("Invalid 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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/****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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* $config - array containing all configuration variables
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******/
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function parse_config($parse = false) {
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global $g, $config_parsed, $config_extra;
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$lockkey = lock('config');
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$config_parsed = false;
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if (!file_exists("{$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 ($last_backup) {
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log_error(gettext("No config.xml found, attempting last known config restore."));
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file_notice("config.xml", gettext("No config.xml found, attempting last known config restore."), "pfSenseConfigurator", "");
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restore_backup("{$g['conf_path']}/backup/{$last_backup}");
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} else {
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unlock($lockkey);
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die(gettext("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 (platform_booting(true)) {
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echo ".";
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}
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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_array($config)) {
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$parse = true;
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}
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} else {
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$parse = true;
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}
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}
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if ($parse == true) {
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if (!file_exists($g['conf_path'] . "/config.xml")) {
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if (platform_booting(true)) {
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echo ".";
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}
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log_error("No config.xml found, attempting last known config restore.");
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file_notice("config.xml", "No config.xml found, attempting last known config restore.", "pfSenseConfigurator", "");
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$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(gettext("Could not restore config.xml."));
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unlock($lockkey);
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die(gettext("Config.xml is corrupted and is 0 bytes. Could not restore a previous backup."));
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}
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}
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$config = parse_xml_config($g['conf_path'] . '/config.xml', array($g['xml_rootobj'], 'pfsense'));
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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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unlock($lockkey);
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die("Config.xml is corrupted and is 0 bytes. Could not restore a previous backup.");
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}
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}
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generate_config_cache($config);
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}
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if (platform_booting(true)) {
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echo ".";
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}
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$config_parsed = true;
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unlock($lockkey);
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alias_make_table($config);
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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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global $g, $config_extra;
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$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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pfSense_fsync("{$g['tmp_path']}/config.cache");
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unset($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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pfSense_fsync("{$g['tmp_path']}/config.extra.cache");
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unset($configcacheextra);
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}
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}
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function discover_last_backup() {
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$backups = glob('/cf/conf/backup/*.xml');
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$last_backup = "";
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$last_mtime = 0;
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foreach ($backups as $backup) {
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if (filemtime($backup) > $last_mtime) {
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$last_mtime = filemtime($backup);
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$last_backup = $backup;
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}
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}
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return basename($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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unlink_if_exists("{$g['tmp_path']}/config.cache");
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copy("$file", "/cf/conf/config.xml");
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pfSense_fsync("/cf/conf/config.xml");
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pfSense_fsync($g['conf_path']);
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disable_security_checks();
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log_error(sprintf(gettext('%1$s is restoring the configuration %2$s'), $g['product_name'], $file));
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file_notice("config.xml", sprintf(gettext('%1$s is restoring the configuration %2$s'), $g['product_name'], $file), "pfSenseConfigurator", "");
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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, $g;
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if (platform_booting()) {
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echo ".";
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}
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$lockkey = lock('config');
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if (!file_exists("{$g['conf_path']}/config.xml")) {
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if (platform_booting()) {
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$last_backup = discover_last_backup();
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if ($last_backup) {
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log_error("No config.xml found, attempting last known config restore.");
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file_notice("config.xml", gettext("No config.xml found, attempting last known config restore."), "pfSenseConfigurator", "");
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restore_backup("/cf/conf/backup/{$last_backup}");
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}
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if (!file_exists("{$g['conf_path']}/config.xml")) {
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echo sprintf(gettext("XML configuration file not found. %s cannot continue booting."), $g['product_name']) . "\n";
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unlock($lockkey);
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mwexec("/sbin/halt");
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exit;
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}
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log_error("Last known config found and restored. Please double check the configuration file for accuracy.");
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file_notice("config.xml", gettext("Last known config found and restored. Please double check the configuration file for accuracy."), "pfSenseConfigurator", "");
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} else {
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unlock($lockkey);
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log_error(gettext("Could not find a usable configuration file! Exiting...."));
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exit(0);
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}
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}
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if (filesize("{$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(gettext("No config.xml found, attempting last known config restore."));
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file_notice("config.xml", gettext("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($lockkey);
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die(gettext("Config.xml is corrupted and is 0 bytes. Could not restore a previous backup."));
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}
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}
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unlock($lockkey);
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262
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263
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$config = parse_config(true);
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if ((float)$config['version'] > (float)$g['latest_config']) {
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echo <<<EOD
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268
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*******************************************************************************
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* WARNING! *
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* The current configuration has been created with a newer version of {$g['product_name']} *
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* than this one! This can lead to serious misbehavior and even security *
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* holes! You are urged to either upgrade to a newer version of {$g['product_name']} or *
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* revert to the default configuration immediately! *
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*******************************************************************************
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276
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277
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278
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EOD;
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}
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280
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281
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/* make alias table (for faster lookups) */
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282
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alias_make_table($config);
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}
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284
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285
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/****f* config/conf_mount_rw
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286
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* NAME
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287
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* conf_mount_rw - Mount filesystems read/write.
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288
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* RESULT
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289
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* null
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290
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******/
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291
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/* mount flash card read/write */
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292
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function conf_mount_rw() {
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293
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/* Obsoleted. Keep it here untill all calls are removed */
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294
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return;
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295
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}
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296
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297
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/****f* config/conf_mount_ro
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298
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* NAME
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299
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* conf_mount_ro - Mount filesystems readonly.
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300
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* RESULT
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301
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* null
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302
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******/
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303
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function conf_mount_ro() {
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304
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/* Obsoleted. Keep it here untill all calls are removed */
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305
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return;
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306
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}
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|
307
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308
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/****f* config/convert_config
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309
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* NAME
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310
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* convert_config - Attempt to update config.xml.
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311
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* DESCRIPTION
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312
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* convert_config() reads the current global configuration
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313
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* and attempts to convert it to conform to the latest
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314
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* config.xml version. This allows major formatting changes
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315
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* to be made with a minimum of breakage.
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316
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* RESULT
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317
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* null
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318
|
******/
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319
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/* convert configuration, if necessary */
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320
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function convert_config() {
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321
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global $config, $g;
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322
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$now = date("H:i:s");
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323
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log_error(sprintf(gettext("Start Configuration upgrade at %s, set execution timeout to 15 minutes"), $now));
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324
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//ini_set("max_execution_time", "900");
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325
|
|
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326
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/* special case upgrades */
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327
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/* fix every minute crontab bogons entry */
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328
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if (is_array($config['cron'])) {
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329
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$cron_item_count = count($config['cron']['item']);
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330
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for ($x = 0; $x < $cron_item_count; $x++) {
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331
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if (stristr($config['cron']['item'][$x]['command'], "rc.update_bogons.sh")) {
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332
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if ($config['cron']['item'][$x]['hour'] == "*") {
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333
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$config['cron']['item'][$x]['hour'] = "3";
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334
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write_config(gettext("Updated bogon update frequency to 3am"));
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335
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log_error(gettext("Updated bogon update frequency to 3am"));
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336
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}
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337
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}
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338
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}
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339
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}
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|
340
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|
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341
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// Save off config version
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342
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$prev_version = $config['version'];
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|
343
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|
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344
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include_once('auth.inc');
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345
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include_once('upgrade_config.inc');
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346
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if (file_exists("/etc/inc/upgrade_config_custom.inc")) {
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347
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include_once("upgrade_config_custom.inc");
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348
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}
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|
349
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|
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350
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if ($config['version'] == $g['latest_config']) {
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351
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additional_config_upgrade();
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352
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return; /* already at latest version */
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|
353
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}
|
|
354
|
|
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355
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if (!is_array($config['system']['already_run_config_upgrade'])) {
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356
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$config['system']['already_run_config_upgrade'] = array();
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357
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}
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|
358
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$already_run = $config['system']['already_run_config_upgrade'];
|
|
359
|
|
|
360
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/* Loop and run upgrade_VER_to_VER() until we're at current version */
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|
361
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while ($config['version'] < $g['latest_config']) {
|
|
362
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$cur = $config['version'] * 10;
|
|
363
|
$next = $cur + 1;
|
|
364
|
$migration_function = sprintf('upgrade_%03d_to_%03d', $cur,
|
|
365
|
$next);
|
|
366
|
|
|
367
|
foreach (array("", "_custom") as $suffix) {
|
|
368
|
$migration_function .= $suffix;
|
|
369
|
if (!function_exists($migration_function)) {
|
|
370
|
continue;
|
|
371
|
}
|
|
372
|
if (isset($already_run[$migration_function])) {
|
|
373
|
/* Already executed, skip now */
|
|
374
|
unset($config['system']
|
|
375
|
['already_run_config_upgrade']
|
|
376
|
[$migration_function]);
|
|
377
|
} else {
|
|
378
|
$migration_function();
|
|
379
|
}
|
|
380
|
}
|
|
381
|
$config['version'] = sprintf('%.1f', $next / 10);
|
|
382
|
if (platform_booting()) {
|
|
383
|
echo ".";
|
|
384
|
}
|
|
385
|
}
|
|
386
|
|
|
387
|
if ($prev_version != $config['version']) {
|
|
388
|
$now = date("H:i:s");
|
|
389
|
log_error(sprintf(gettext("Ended Configuration upgrade at %s"), $now));
|
|
390
|
|
|
391
|
write_config(sprintf(gettext('Upgraded config version level from %1$s to %2$s'), $prev_version, $config['version']));
|
|
392
|
}
|
|
393
|
|
|
394
|
additional_config_upgrade();
|
|
395
|
}
|
|
396
|
|
|
397
|
/****f* config/safe_write_file
|
|
398
|
* NAME
|
|
399
|
* safe_write_file - Write a file out atomically
|
|
400
|
* DESCRIPTION
|
|
401
|
* safe_write_file() Writes a file out atomically by first writing to a
|
|
402
|
* temporary file of the same name but ending with the pid of the current
|
|
403
|
* process, them renaming the temporary file over the original.
|
|
404
|
* INPUTS
|
|
405
|
* $filename - string containing the filename of the file to write
|
|
406
|
* $content - string or array containing the file content to write to file
|
|
407
|
* $force_binary - boolean denoting whether we should force binary
|
|
408
|
* mode writing.
|
|
409
|
* RESULT
|
|
410
|
* boolean - true if successful, false if not
|
|
411
|
******/
|
|
412
|
function safe_write_file($file, $content, $force_binary = false) {
|
|
413
|
$tmp_file = $file . "." . getmypid();
|
|
414
|
$write_mode = $force_binary ? "wb" : "w";
|
|
415
|
|
|
416
|
$fd = fopen($tmp_file, $write_mode);
|
|
417
|
if (!$fd) {
|
|
418
|
// Unable to open temporary file for writing
|
|
419
|
return false;
|
|
420
|
}
|
|
421
|
if (is_array($content)) {
|
|
422
|
foreach ($content as $line) {
|
|
423
|
if (!fwrite($fd, $line . "\n")) {
|
|
424
|
// Unable to write to temporary file
|
|
425
|
fclose($fd);
|
|
426
|
return false;
|
|
427
|
}
|
|
428
|
}
|
|
429
|
} elseif (!fwrite($fd, $content)) {
|
|
430
|
// Unable to write to temporary file
|
|
431
|
fclose($fd);
|
|
432
|
return false;
|
|
433
|
}
|
|
434
|
fflush($fd);
|
|
435
|
fclose($fd);
|
|
436
|
|
|
437
|
if (!pfSense_fsync($tmp_file) || !rename($tmp_file, $file)) {
|
|
438
|
// Unable to move temporary file to original
|
|
439
|
@unlink($tmp_file);
|
|
440
|
return false;
|
|
441
|
}
|
|
442
|
|
|
443
|
// Sync file before returning
|
|
444
|
return pfSense_fsync($file);
|
|
445
|
}
|
|
446
|
|
|
447
|
/****f* config/write_config
|
|
448
|
* NAME
|
|
449
|
* write_config - Backup and write the firewall configuration.
|
|
450
|
* DESCRIPTION
|
|
451
|
* write_config() handles backing up the current configuration,
|
|
452
|
* applying changes, and regenerating the configuration cache.
|
|
453
|
* INPUTS
|
|
454
|
* $desc - string containing the a description of configuration changes
|
|
455
|
* $backup - boolean: do not back up current configuration if false.
|
|
456
|
* $write_config_only - boolean: do not sync or reload anything; just save the configuration if true.
|
|
457
|
* RESULT
|
|
458
|
* null
|
|
459
|
******/
|
|
460
|
/* save the system configuration */
|
|
461
|
function write_config($desc="Unknown", $backup = true, $write_config_only = false) {
|
|
462
|
global $config, $g;
|
|
463
|
|
|
464
|
// Certain strings may be embedded in the $desc (reason) parameter to trigger certain behavior.
|
|
465
|
// If detected, those strings are reomved and a variable set.
|
|
466
|
$doacb = true;
|
|
467
|
$manual_acb = false;
|
|
468
|
$rcnt = 0;
|
|
469
|
|
|
470
|
$desc = str_replace("-MaNuAlBaCkUp", "", $desc, $rcnt);
|
|
471
|
if ($rcnt > 0) {
|
|
472
|
$manual_acb = true; // Manual backups require special processing on the server
|
|
473
|
}
|
|
474
|
|
|
475
|
$rcnt = 0;
|
|
476
|
$desc = str_replace("-NoReMoTeBaCkUp", "", $desc, $rcnt);
|
|
477
|
if ($rcnt > 0) {
|
|
478
|
$doacb = false; // No ACB will be performed if this string is detected
|
|
479
|
}
|
|
480
|
|
|
481
|
/*
|
|
482
|
* Syncing vouchers happens every minute and sometimes multiple times. We don't
|
|
483
|
* want to fill up our db with a lot of the same config so just ignore that case.
|
|
484
|
*/
|
|
485
|
if((strpos($desc, 'Syncing vouchers') !== false ||
|
|
486
|
strpos($desc, 'Captive Portal Voucher database synchronized') !== false) ) {
|
|
487
|
$doacb = false;
|
|
488
|
}
|
|
489
|
|
|
490
|
if (!empty($_SERVER['REMOTE_ADDR'])) {
|
|
491
|
@phpsession_begin();
|
|
492
|
if (!empty($_SESSION['Username']) && ($_SESSION['Username'] != "admin")) {
|
|
493
|
$user = getUserEntry($_SESSION['Username']);
|
|
494
|
if (is_array($user) && userHasPrivilege($user, "user-config-readonly")) {
|
|
495
|
syslog(LOG_AUTHPRIV, sprintf(gettext("Save config permission denied by the 'User - Config: Deny Config Write' permission for user '%s'."), get_config_user()));
|
|
496
|
phpsession_end(true);
|
|
497
|
return false;
|
|
498
|
}
|
|
499
|
}
|
|
500
|
if (!isset($argc)) {
|
|
501
|
phpsession_end(true);
|
|
502
|
}
|
|
503
|
}
|
|
504
|
|
|
505
|
if (isset($config['reset_factory_defaults'])) {
|
|
506
|
/*
|
|
507
|
We have put a default config.xml on disk and are about to reboot
|
|
508
|
or reload it. Do not let any system or package code try to save
|
|
509
|
state to config because that would overwrite the default config
|
|
510
|
with the running config.
|
|
511
|
*/
|
|
512
|
return false;
|
|
513
|
}
|
|
514
|
|
|
515
|
if ($backup) {
|
|
516
|
backup_config();
|
|
517
|
}
|
|
518
|
|
|
519
|
$config['revision'] = make_config_revision_entry($desc);
|
|
520
|
|
|
521
|
$lockkey = lock('config', LOCK_EX);
|
|
522
|
|
|
523
|
/* generate configuration XML */
|
|
524
|
$xmlconfig = dump_xml_config($config, $g['xml_rootobj']);
|
|
525
|
|
|
526
|
/* write new configuration */
|
|
527
|
if (!safe_write_file("{$g['cf_conf_path']}/config.xml", $xmlconfig)) {
|
|
528
|
log_error(gettext("WARNING: Config contents could not be saved. Could not open file!"));
|
|
529
|
unlock($lockkey);
|
|
530
|
file_notice("config.xml", sprintf(gettext('Unable to open %1$s/config.xml for writing in write_config()%2$s'), $g['cf_conf_path'], "\n"));
|
|
531
|
return -1;
|
|
532
|
}
|
|
533
|
|
|
534
|
cleanup_backupcache(true);
|
|
535
|
|
|
536
|
/* re-read configuration */
|
|
537
|
/* NOTE: We assume that the file can be parsed since we wrote it. */
|
|
538
|
$config = parse_xml_config("{$g['conf_path']}/config.xml", $g['xml_rootobj']);
|
|
539
|
if ($config == -1) {
|
|
540
|
copy("{$g['conf_path']}/config.xml", "{$g['conf_path']}/config.xml.bad");
|
|
541
|
$last_backup = discover_last_backup();
|
|
542
|
if ($last_backup) {
|
|
543
|
restore_backup("/cf/conf/backup/{$last_backup}");
|
|
544
|
$config = parse_xml_config("{$g['conf_path']}/config.xml", $g['xml_rootobj']);
|
|
545
|
if (platform_booting()) {
|
|
546
|
echo "\n\n ************** WARNING **************";
|
|
547
|
echo "\n\n Configuration could not be validated. A previous configuration was restored. \n";
|
|
548
|
echo "\n The failed configuration file has been saved as {$g['conf_path']}/config.xml.bad \n\n";
|
|
549
|
}
|
|
550
|
} else {
|
|
551
|
log_error(gettext("Could not restore config.xml."));
|
|
552
|
}
|
|
553
|
} else {
|
|
554
|
generate_config_cache($config);
|
|
555
|
}
|
|
556
|
|
|
557
|
unlock($lockkey);
|
|
558
|
|
|
559
|
if ($write_config_only) {
|
|
560
|
return $config;
|
|
561
|
}
|
|
562
|
|
|
563
|
unlink_if_exists("/usr/local/pkg/pf/carp_sync_client.php");
|
|
564
|
|
|
565
|
/* sync carp entries to other firewalls */
|
|
566
|
carp_sync_client();
|
|
567
|
|
|
568
|
if (is_dir("/usr/local/pkg/write_config")) {
|
|
569
|
/* process packager manager custom rules */
|
|
570
|
run_plugins("/usr/local/pkg/write_config/");
|
|
571
|
}
|
|
572
|
|
|
573
|
// Try the core AutoConfigBackup system
|
|
574
|
if (is_array($config['system']['acb']) && $config['system']['acb']['enable'] == "yes" &&
|
|
575
|
(!isset($config['system']['acb']['frequency']) || $config['system']['acb']['frequency'] == "every") || file_exists("/tmp/forceacb")) {
|
|
576
|
if ($doacb) {
|
|
577
|
require_once("acb.inc");
|
|
578
|
upload_config($manual_acb);
|
|
579
|
}
|
|
580
|
|
|
581
|
if (file_exists("/tmp/forceacb")) {
|
|
582
|
unlink("/tmp/forceacb");
|
|
583
|
}
|
|
584
|
}
|
|
585
|
|
|
586
|
return $config;
|
|
587
|
}
|
|
588
|
|
|
589
|
/****f* config/reset_factory_defaults
|
|
590
|
* NAME
|
|
591
|
* reset_factory_defaults - Reset the system to its default configuration.
|
|
592
|
* RESULT
|
|
593
|
* integer - indicates completion
|
|
594
|
******/
|
|
595
|
function reset_factory_defaults($lock = false, $reboot_required = true) {
|
|
596
|
global $config, $g;
|
|
597
|
|
|
598
|
/* Remove all additional packages */
|
|
599
|
mwexec("/bin/sh /usr/local/sbin/{$g['product_name']}-upgrade " .
|
|
600
|
"-r ALL_PACKAGES -f");
|
|
601
|
|
|
602
|
if (!$lock) {
|
|
603
|
$lockkey = lock('config', LOCK_EX);
|
|
604
|
}
|
|
605
|
|
|
606
|
/* create conf directory, if necessary */
|
|
607
|
safe_mkdir($g['cf_conf_path']);
|
|
608
|
|
|
609
|
/* clear out /conf */
|
|
610
|
$dh = opendir($g['conf_path']);
|
|
611
|
while ($filename = readdir($dh)) {
|
|
612
|
if (($filename != ".") && ($filename != "..") &&
|
|
613
|
(!is_dir($g['conf_path'] . "/" . $filename))) {
|
|
614
|
unlink_if_exists($g['conf_path'] . "/" . $filename);
|
|
615
|
}
|
|
616
|
}
|
|
617
|
closedir($dh);
|
|
618
|
unlink_if_exists($g['tmp_path'] . "/config.cache");
|
|
619
|
|
|
620
|
/* copy default configuration */
|
|
621
|
copy("{$g['conf_default_path']}/config.xml",
|
|
622
|
"{$g['cf_conf_path']}/config.xml");
|
|
623
|
|
|
624
|
disable_security_checks();
|
|
625
|
|
|
626
|
/*
|
|
627
|
Let write_config know that we are awaiting reload of the current config
|
|
628
|
to factory defaults. Either the system is about to reboot, throwing away
|
|
629
|
the current in-memory config as it shuts down, or the in-memory config
|
|
630
|
is about to be reloaded on-the-fly by parse_config.
|
|
631
|
|
|
632
|
In both cases, we want to ensure that write_config does not flush the
|
|
633
|
in-memory config back to disk.
|
|
634
|
*/
|
|
635
|
$config['reset_factory_defaults'] = true;
|
|
636
|
|
|
637
|
/* call the wizard */
|
|
638
|
if ($reboot_required) {
|
|
639
|
// If we need a reboot first then touch a different trigger file.
|
|
640
|
touch("/conf/trigger_initial_wizard_after_reboot");
|
|
641
|
} else {
|
|
642
|
touch("/conf/trigger_initial_wizard");
|
|
643
|
}
|
|
644
|
if (!$lock) {
|
|
645
|
unlock($lockkey);
|
|
646
|
}
|
|
647
|
setup_serial_port();
|
|
648
|
return 0;
|
|
649
|
}
|
|
650
|
|
|
651
|
function config_restore($conffile) {
|
|
652
|
global $config, $g;
|
|
653
|
|
|
654
|
if (!file_exists($conffile)) {
|
|
655
|
return 1;
|
|
656
|
}
|
|
657
|
|
|
658
|
backup_config();
|
|
659
|
|
|
660
|
|
|
661
|
$lockkey = lock('config', LOCK_EX);
|
|
662
|
|
|
663
|
unlink_if_exists("{$g['tmp_path']}/config.cache");
|
|
664
|
copy($conffile, "{$g['cf_conf_path']}/config.xml");
|
|
665
|
|
|
666
|
disable_security_checks();
|
|
667
|
|
|
668
|
unlock($lockkey);
|
|
669
|
|
|
670
|
$config = parse_config(true);
|
|
671
|
|
|
672
|
|
|
673
|
write_config(sprintf(gettext("Reverted to %s."), array_pop(explode("/", $conffile))), false);
|
|
674
|
|
|
675
|
return 0;
|
|
676
|
}
|
|
677
|
|
|
678
|
function config_install($conffile) {
|
|
679
|
global $config, $g;
|
|
680
|
|
|
681
|
if (!file_exists($conffile)) {
|
|
682
|
return 1;
|
|
683
|
}
|
|
684
|
|
|
685
|
if (!config_validate("{$conffile}")) {
|
|
686
|
return 1;
|
|
687
|
}
|
|
688
|
|
|
689
|
if (platform_booting()) {
|
|
690
|
echo gettext("Installing configuration...") . "\n";
|
|
691
|
} else {
|
|
692
|
log_error(gettext("Installing configuration ...."));
|
|
693
|
}
|
|
694
|
|
|
695
|
$lockkey = lock('config', LOCK_EX);
|
|
696
|
|
|
697
|
copy($conffile, "{$g['conf_path']}/config.xml");
|
|
698
|
|
|
699
|
disable_security_checks();
|
|
700
|
|
|
701
|
/* unlink cache file if it exists */
|
|
702
|
if (file_exists("{$g['tmp_path']}/config.cache")) {
|
|
703
|
unlink("{$g['tmp_path']}/config.cache");
|
|
704
|
}
|
|
705
|
|
|
706
|
unlock($lockkey);
|
|
707
|
|
|
708
|
return 0;
|
|
709
|
}
|
|
710
|
|
|
711
|
/*
|
|
712
|
* Disable security checks for DNS rebind and HTTP referrer until next time
|
|
713
|
* they pass (or reboot), to aid in preventing accidental lockout when
|
|
714
|
* restoring settings like hostname, domain, IP addresses, and settings
|
|
715
|
* related to the DNS rebind and HTTP referrer checks.
|
|
716
|
* Intended for use when restoring a configuration or directly
|
|
717
|
* modifying config.xml without an unconditional reboot.
|
|
718
|
*/
|
|
719
|
function disable_security_checks() {
|
|
720
|
global $g;
|
|
721
|
touch("{$g['tmp_path']}/disable_security_checks");
|
|
722
|
}
|
|
723
|
|
|
724
|
/* Restores security checks. Should be called after all succeed. */
|
|
725
|
function restore_security_checks() {
|
|
726
|
global $g;
|
|
727
|
unlink_if_exists("{$g['tmp_path']}/disable_security_checks");
|
|
728
|
}
|
|
729
|
|
|
730
|
/* Returns status of security check temporary disable. */
|
|
731
|
function security_checks_disabled() {
|
|
732
|
global $g;
|
|
733
|
return file_exists("{$g['tmp_path']}/disable_security_checks");
|
|
734
|
}
|
|
735
|
|
|
736
|
function config_validate($conffile) {
|
|
737
|
|
|
738
|
global $g, $xmlerr;
|
|
739
|
|
|
740
|
$xml_parser = xml_parser_create();
|
|
741
|
|
|
742
|
if (!($fp = fopen($conffile, "r"))) {
|
|
743
|
$xmlerr = gettext("XML error: unable to open file");
|
|
744
|
return false;
|
|
745
|
}
|
|
746
|
|
|
747
|
while ($data = fread($fp, 4096)) {
|
|
748
|
if (!xml_parse($xml_parser, $data, feof($fp))) {
|
|
749
|
$xmlerr = sprintf(gettext('%1$s at line %2$d'),
|
|
750
|
xml_error_string(xml_get_error_code($xml_parser)),
|
|
751
|
xml_get_current_line_number($xml_parser));
|
|
752
|
return false;
|
|
753
|
}
|
|
754
|
}
|
|
755
|
xml_parser_free($xml_parser);
|
|
756
|
|
|
757
|
fclose($fp);
|
|
758
|
|
|
759
|
return true;
|
|
760
|
}
|
|
761
|
|
|
762
|
function cleanup_backupcache($lock = false) {
|
|
763
|
global $config, $g;
|
|
764
|
$i = false;
|
|
765
|
|
|
766
|
$revisions = intval(is_numericint($config['system']['backupcount']) ? $config['system']['backupcount'] : $g['default_config_backup_count']);
|
|
767
|
|
|
768
|
if (!$lock) {
|
|
769
|
$lockkey = lock('config');
|
|
770
|
}
|
|
771
|
|
|
772
|
|
|
773
|
$backups = get_backups();
|
|
774
|
if ($backups) {
|
|
775
|
$baktimes = $backups['versions'];
|
|
776
|
unset($backups['versions']);
|
|
777
|
} else {
|
|
778
|
$backups = array();
|
|
779
|
$baktimes = array();
|
|
780
|
}
|
|
781
|
$newbaks = array();
|
|
782
|
$bakfiles = glob($g['cf_conf_path'] . "/backup/config-*");
|
|
783
|
$tocache = array();
|
|
784
|
|
|
785
|
foreach ($bakfiles as $backup) { // Check for backups in the directory not represented in the cache.
|
|
786
|
$backupsize = filesize($backup);
|
|
787
|
if ($backupsize == 0) {
|
|
788
|
unlink($backup);
|
|
789
|
continue;
|
|
790
|
}
|
|
791
|
$backupexp = explode('-', $backup);
|
|
792
|
$backupexp = explode('.', array_pop($backupexp));
|
|
793
|
$tocheck = array_shift($backupexp);
|
|
794
|
unset($backupexp);
|
|
795
|
if (!in_array($tocheck, $baktimes)) {
|
|
796
|
$i = true;
|
|
797
|
if (platform_booting()) {
|
|
798
|
echo ".";
|
|
799
|
}
|
|
800
|
try {
|
|
801
|
$newxml = parse_xml_config($backup, array($g['xml_rootobj'], 'pfsense'));
|
|
802
|
} catch (Exception $exc) {
|
|
803
|
log_error(sprintf(gettext("The backup cache file %s is corrupted. Parser error message: %s"), $backup, $exc->getMessage()));
|
|
804
|
$newxml = "-1";
|
|
805
|
}
|
|
806
|
|
|
807
|
if ($newxml == "-1") {
|
|
808
|
log_error(sprintf(gettext("The backup cache file %s is corrupted. Unlinking."), $backup));
|
|
809
|
unlink($backup);
|
|
810
|
continue;
|
|
811
|
}
|
|
812
|
if ($newxml['revision']['description'] == "") {
|
|
813
|
$newxml['revision']['description'] = "Unknown";
|
|
814
|
}
|
|
815
|
if ($newxml['version'] == "") {
|
|
816
|
$newxml['version'] = "?";
|
|
817
|
}
|
|
818
|
$tocache[$tocheck] = array('description' => $newxml['revision']['description'], 'version' => $newxml['version'], 'filesize' => $backupsize);
|
|
819
|
}
|
|
820
|
}
|
|
821
|
foreach ($backups as $checkbak) {
|
|
822
|
if (count(preg_grep('/' . $checkbak['time'] . '/i', $bakfiles)) != 0) {
|
|
823
|
$newbaks[] = $checkbak;
|
|
824
|
} else {
|
|
825
|
$i = true;
|
|
826
|
if (platform_booting()) print " " . $tocheck . "r";
|
|
827
|
}
|
|
828
|
}
|
|
829
|
foreach ($newbaks as $todo) {
|
|
830
|
$tocache[$todo['time']] = array('description' => $todo['description'], 'version' => $todo['version'], 'filesize' => $todo['filesize']);
|
|
831
|
}
|
|
832
|
if (is_int($revisions) and (count($tocache) > $revisions)) {
|
|
833
|
$toslice = array_slice(array_keys($tocache), 0, $revisions);
|
|
834
|
$newcache = array();
|
|
835
|
foreach ($toslice as $sliced) {
|
|
836
|
$newcache[$sliced] = $tocache[$sliced];
|
|
837
|
}
|
|
838
|
foreach ($tocache as $version => $versioninfo) {
|
|
839
|
if (!in_array($version, array_keys($newcache))) {
|
|
840
|
unlink_if_exists($g['conf_path'] . '/backup/config-' . $version . '.xml');
|
|
841
|
}
|
|
842
|
}
|
|
843
|
$tocache = $newcache;
|
|
844
|
}
|
|
845
|
$bakout = fopen($g['cf_conf_path'] . '/backup/backup.cache', "w");
|
|
846
|
fwrite($bakout, serialize($tocache));
|
|
847
|
fclose($bakout);
|
|
848
|
pfSense_fsync("{$g['cf_conf_path']}/backup/backup.cache");
|
|
849
|
|
|
850
|
if (!$lock) {
|
|
851
|
unlock($lockkey);
|
|
852
|
}
|
|
853
|
}
|
|
854
|
|
|
855
|
function get_backups() {
|
|
856
|
global $g;
|
|
857
|
if (file_exists("{$g['cf_conf_path']}/backup/backup.cache")) {
|
|
858
|
$confvers = unserialize(file_get_contents("{$g['cf_conf_path']}/backup/backup.cache"));
|
|
859
|
$bakvers = array_keys($confvers);
|
|
860
|
$toreturn = array();
|
|
861
|
sort($bakvers);
|
|
862
|
// $bakvers = array_reverse($bakvers);
|
|
863
|
foreach (array_reverse($bakvers) as $bakver) {
|
|
864
|
$toreturn[] = array('time' => $bakver, 'description' => $confvers[$bakver]['description'], 'version' => $confvers[$bakver]['version'], 'filesize' => $confvers[$bakver]['filesize']);
|
|
865
|
}
|
|
866
|
} else {
|
|
867
|
return false;
|
|
868
|
}
|
|
869
|
$toreturn['versions'] = $bakvers;
|
|
870
|
return $toreturn;
|
|
871
|
}
|
|
872
|
|
|
873
|
function backup_config() {
|
|
874
|
global $config, $g;
|
|
875
|
|
|
876
|
|
|
877
|
/* Create backup directory if needed */
|
|
878
|
safe_mkdir("{$g['cf_conf_path']}/backup");
|
|
879
|
if ($config['revision']['time'] == "") {
|
|
880
|
$baktime = 0;
|
|
881
|
} else {
|
|
882
|
$baktime = $config['revision']['time'];
|
|
883
|
}
|
|
884
|
|
|
885
|
if ($config['revision']['description'] == "") {
|
|
886
|
$bakdesc = "Unknown";
|
|
887
|
} else {
|
|
888
|
$bakdesc = $config['revision']['description'];
|
|
889
|
}
|
|
890
|
|
|
891
|
$bakver = ($config['version'] == "") ? "?" : $config['version'];
|
|
892
|
$bakfilename = $g['cf_conf_path'] . '/backup/config-' . $baktime . '.xml';
|
|
893
|
copy($g['cf_conf_path'] . '/config.xml', $bakfilename);
|
|
894
|
|
|
895
|
if (file_exists($g['cf_conf_path'] . '/backup/backup.cache')) {
|
|
896
|
$backupcache = unserialize(file_get_contents($g['cf_conf_path'] . '/backup/backup.cache'));
|
|
897
|
} else {
|
|
898
|
$backupcache = array();
|
|
899
|
}
|
|
900
|
$backupcache[$baktime] = array('description' => $bakdesc, 'version' => $bakver, 'filesize' => filesize($bakfilename));
|
|
901
|
$bakout = fopen($g['cf_conf_path'] . '/backup/backup.cache', "w");
|
|
902
|
fwrite($bakout, serialize($backupcache));
|
|
903
|
fclose($bakout);
|
|
904
|
pfSense_fsync("{$g['cf_conf_path']}/backup/backup.cache");
|
|
905
|
|
|
906
|
|
|
907
|
return true;
|
|
908
|
}
|
|
909
|
|
|
910
|
function set_device_perms() {
|
|
911
|
$devices = array(
|
|
912
|
'pf' => array(
|
|
913
|
'user' => 'root',
|
|
914
|
'group' => 'proxy',
|
|
915
|
'mode' => 0660),
|
|
916
|
);
|
|
917
|
|
|
918
|
foreach ($devices as $name => $attr) {
|
|
919
|
$path = "/dev/$name";
|
|
920
|
if (file_exists($path)) {
|
|
921
|
chown($path, $attr['user']);
|
|
922
|
chgrp($path, $attr['group']);
|
|
923
|
chmod($path, $attr['mode']);
|
|
924
|
}
|
|
925
|
}
|
|
926
|
}
|
|
927
|
|
|
928
|
function get_config_user() {
|
|
929
|
if (empty($_SESSION["Username"])) {
|
|
930
|
$username = getenv("USER");
|
|
931
|
if (empty($conuser) || $conuser == "root") {
|
|
932
|
$username = "(system)";
|
|
933
|
}
|
|
934
|
} else {
|
|
935
|
$username = $_SESSION["Username"];
|
|
936
|
}
|
|
937
|
|
|
938
|
if (!empty($_SERVER['REMOTE_ADDR'])) {
|
|
939
|
$username .= '@' . get_user_remote_address() . get_user_remote_authsource();
|
|
940
|
}
|
|
941
|
|
|
942
|
return $username;
|
|
943
|
}
|
|
944
|
|
|
945
|
function make_config_revision_entry($desc = null, $override_user = null) {
|
|
946
|
if (empty($override_user)) {
|
|
947
|
$username = get_config_user();
|
|
948
|
} else {
|
|
949
|
$username = $override_user;
|
|
950
|
}
|
|
951
|
|
|
952
|
$revision = array();
|
|
953
|
|
|
954
|
if (time() > mktime(0, 0, 0, 9, 1, 2004)) { /* make sure the clock settings are plausible */
|
|
955
|
$revision['time'] = time();
|
|
956
|
}
|
|
957
|
|
|
958
|
/* Log the running script so it's not entirely unlogged what changed */
|
|
959
|
if ($desc == "Unknown") {
|
|
960
|
$desc = sprintf(gettext("%s made unknown change"), $_SERVER['SCRIPT_NAME']);
|
|
961
|
}
|
|
962
|
if (!empty($desc)) {
|
|
963
|
$revision['description'] = "{$username}: " . $desc;
|
|
964
|
}
|
|
965
|
$revision['username'] = $username;
|
|
966
|
return $revision;
|
|
967
|
}
|
|
968
|
|
|
969
|
function pfSense_clear_globals() {
|
|
970
|
global $config, $FilterIfList, $GatewaysList, $filterdns, $aliases, $aliastable;
|
|
971
|
|
|
972
|
$error = error_get_last();
|
|
973
|
|
|
974
|
// Errors generated by user code (diag_commands.php) are identified by path and not added to notices
|
|
975
|
if ($error !== NULL && !preg_match('|^' . preg_quote($g['tmp_path_user_code']) . '/[^/]{1,16}$|', $error['file'])) {
|
|
976
|
if (in_array($error['type'], array(E_ERROR, E_COMPILE_ERROR, E_CORE_ERROR, E_RECOVERABLE_ERROR))) {
|
|
977
|
$errorstr = "PHP ERROR: Type: {$error['type']}, File: {$error['file']}, Line: {$error['line']}, Message: {$error['message']}";
|
|
978
|
print($errorstr);
|
|
979
|
log_error($errorstr);
|
|
980
|
file_notice("phperror", $errorstr, 'PHP errors');
|
|
981
|
} else if ($error['type'] != E_NOTICE) {
|
|
982
|
$errorstr = "PHP WARNING: Type: {$error['type']}, File: {$error['file']}, Line: {$error['line']}, Message: {$error['message']}";
|
|
983
|
// XXX: comment out for now, should re-enable post-2.2
|
|
984
|
//print($errorstr);
|
|
985
|
//log_error($errorstr);
|
|
986
|
//file_notice("phpwarning", $errorstr, 'PHP warning');
|
|
987
|
}
|
|
988
|
}
|
|
989
|
|
|
990
|
if (isset($FilterIfList)) {
|
|
991
|
unset($FilterIfList);
|
|
992
|
}
|
|
993
|
|
|
994
|
if (isset($GatewaysList)) {
|
|
995
|
unset($GatewaysList);
|
|
996
|
}
|
|
997
|
|
|
998
|
/* Used for the hostname dns resolver */
|
|
999
|
if (isset($filterdns)) {
|
|
1000
|
unset($filterdns);
|
|
1001
|
}
|
|
1002
|
|
|
1003
|
/* Used for aliases and interface macros */
|
|
1004
|
if (isset($aliases)) {
|
|
1005
|
unset($aliases);
|
|
1006
|
}
|
|
1007
|
if (isset($aliastable)) {
|
|
1008
|
unset($aliastable);
|
|
1009
|
}
|
|
1010
|
|
|
1011
|
unset($config);
|
|
1012
|
}
|
|
1013
|
|
|
1014
|
/* Initialize a config array multiple levels deep only if unset
|
|
1015
|
* Pass it an array of keys to test and create
|
|
1016
|
* init_config_arr(array('virtualip', 'vip'));
|
|
1017
|
*/
|
|
1018
|
function init_config_arr($keys) {
|
|
1019
|
global $config;
|
|
1020
|
$c = &$config;
|
|
1021
|
if (!is_array($keys)) {
|
|
1022
|
return null;
|
|
1023
|
}
|
|
1024
|
foreach ($keys as $k) {
|
|
1025
|
if (!is_array($c[$k])) {
|
|
1026
|
$c[$k] = array();
|
|
1027
|
}
|
|
1028
|
$c = &$c[$k];
|
|
1029
|
}
|
|
1030
|
}
|
|
1031
|
|
|
1032
|
register_shutdown_function('pfSense_clear_globals');
|
|
1033
|
|
|
1034
|
?>
|