installer_base.lib.php 182 KB
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<?php

/*
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Copyright (c) 2007-2019, Till Brehm, projektfarm GmbH
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All rights reserved.

Redistribution and use in source and binary forms, with or without modification,
are permitted provided that the following conditions are met:

    * Redistributions of source code must retain the above copyright notice,
      this list of conditions and the following disclaimer.
    * Redistributions in binary form must reproduce the above copyright notice,
      this list of conditions and the following disclaimer in the documentation
      and/or other materials provided with the distribution.
    * Neither the name of ISPConfig nor the names of its contributors
      may be used to endorse or promote products derived from this software without
      specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

class installer_base {

	var $wb = array();
	var $language = 'en';
	var $db;
	public $install_ispconfig_interface = true;
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	public $is_update = false; // true if it is an update, false if it is a new install
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	protected $mailman_group = 'list';
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	public function __construct() {
		global $conf; //TODO: maybe $conf  should be passed to constructor
	}

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	private function install_acme() {
		$install_cmd = 'wget -O -  https://get.acme.sh | sh';
		$ret = null;
		$val = 0;
		exec($install_cmd . ' 2>&1', $ret, $val);

		return ($val == 0 ? true : false);
	}

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	public function update_acme() {
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		$acme = explode("\n", shell_exec('which acme.sh /usr/local/ispconfig/server/scripts/acme.sh /root/.acme.sh/acme.sh'));
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		$acme = reset($acme);
		$val = 0;

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		if($acme && is_executable($acme)) {
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			$cmd = $acme . ' --upgrade --auto-upgrade ; ' . $acme . ' --set-default-ca --server letsencrypt';
			$ret = null;
			$val = 0;
			exec($cmd. ' 2>&1', $ret, $val);
		}

		return ($val == 0 ? true : false);
	}

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	//: TODO  Implement the translation function and language files for the installer.
	public function lng($text) {
		return $text;
	}

	public function error($msg) {
		die('ERROR: '.$msg."\n");
	}

	public function warning($msg) {
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		echo 'WARNING: '.$msg."\n";
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	}
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	public function simple_query($query, $answers, $default, $name = '') {
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		global $autoinstall, $autoupdate;
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		$finished = false;
		do {
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			if($name != '' && $autoinstall[$name] != '') {
				if($autoinstall[$name] == 'default') {
					$input = $default;
				} else {
					$input = $autoinstall[$name];
				}
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			} elseif($name != '' && $autoupdate[$name] != '') {
				if($autoupdate[$name] == 'default') {
					$input = $default;
				} else {
					$input = $autoupdate[$name];
				}
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			} else {
				$answers_str = implode(',', $answers);
				swrite($this->lng($query).' ('.$answers_str.') ['.$default.']: ');
				$input = sread();
			}
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			//* Stop the installation
			if($input == 'quit') {
				swriteln($this->lng("Installation terminated by user.\n"));
				die();
			}

			//* Select the default
			if($input == '') {
				$answer = $default;
				$finished = true;
			}

			//* Set answer id valid
			if(in_array($input, $answers)) {
				$answer = $input;
				$finished = true;
			}

		} while ($finished == false);
		swriteln();
		return $answer;
	}

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	public function free_query($query, $default, $name = '') {
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		global $autoinstall, $autoupdate;
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		if($name != '' && $autoinstall[$name] != '') {
			if($autoinstall[$name] == 'default') {
				$input = $default;
			} else {
				$input = $autoinstall[$name];
			}
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		} elseif($name != '' && $autoupdate[$name] != '') {
			if($autoupdate[$name] == 'default') {
				$input = $default;
			} else {
				$input = $autoupdate[$name];
			}
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		} else {
			swrite($this->lng($query).' ['.$default.']: ');
			$input = sread();
		}
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		//* Stop the installation
		if($input == 'quit') {
			swriteln($this->lng("Installation terminated by user.\n"));
			die();
		}

		$answer =  ($input == '') ? $default : $input;
		swriteln();
		return $answer;
	}

	/*
	// TODO: this function is not used atmo I think - pedro
	function request_language(){
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		swriteln(lng('Enter your language'));
		swriteln(lng('de, en'));
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	}
	*/

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	public function set_immutable($path, $enable = true) {
		if($path != '' && $path != '/' && strlen($path) > 6 && strpos($path, '..') === false && (is_file($path) || is_dir($path))) {
			if($enable) {
				exec('chattr +i ' . escapeshellarg($path));
			} else {
				exec('chattr -i ' . escapeshellarg($path));
			}
		}
	}

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	public function crypt_password($cleartext_password, $charset = 'UTF-8') {
		if($charset != 'UTF-8') {
			$cleartext_password = mb_convert_encoding($cleartext_password, $charset, 'UTF-8');
		}

		if(defined('CRYPT_SHA512') && CRYPT_SHA512 == 1) {
			$salt = '$6$rounds=5000$';
			$salt_length = 16;
		} elseif(defined('CRYPT_SHA256') && CRYPT_SHA256 == 1) {
			$salt = '$5$rounds=5000$';
			$salt_length = 16;
		} else {
			$salt = '$1$';
			$salt_length = 12;
		}

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		// todo: replace the below with password_hash() when we drop php5.4 support
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		if(function_exists('openssl_random_pseudo_bytes')) {
			$salt .= substr(bin2hex(openssl_random_pseudo_bytes($salt_length)), 0, $salt_length);
		} else {
			$base64_alphabet = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789./';
			for($n = 0; $n < $salt_length; $n++) {
				$salt .= $base64_alphabet[mt_rand(0, 63)];
			}
		}
		$salt .= "$";
		return crypt($cleartext_password, $salt);
	}

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	//** Detect installed applications
	public function find_installed_apps() {
		global $conf;

		if(is_installed('mysql') || is_installed('mysqld')) $conf['mysql']['installed'] = true;
		if(is_installed('postfix')) $conf['postfix']['installed'] = true;
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		if(is_installed('postgrey')) $conf['postgrey']['installed'] = true;
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		if(is_installed('mailman') || is_installed('mmsitepass')) $conf['mailman']['installed'] = true;
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		if(is_installed('apache') || is_installed('apache2') || is_installed('httpd') || is_installed('httpd2')) $conf['apache']['installed'] = true;
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		if(is_installed('getmail')) $conf['getmail']['installed'] = true;
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		if(is_installed('courierlogger')) $conf['courier']['installed'] = true;
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		if(is_installed('dovecot')) $conf['dovecot']['installed'] = true;
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		if(is_installed('saslauthd')) $conf['saslauthd']['installed'] = true;
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		if(is_installed('amavisd-new') || is_installed('amavisd')) $conf['amavis']['installed'] = true;
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		if(is_installed('rspamd')) $conf['rspamd']['installed'] = true;
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		if(is_installed('clamdscan')) $conf['clamav']['installed'] = true;
		if(is_installed('pure-ftpd') || is_installed('pure-ftpd-wrapper')) $conf['pureftpd']['installed'] = true;
		if(is_installed('mydns') || is_installed('mydns-ng')) $conf['mydns']['installed'] = true;
		if(is_installed('jk_chrootsh')) $conf['jailkit']['installed'] = true;
		if(is_installed('pdns_server') || is_installed('pdns_control')) $conf['powerdns']['installed'] = true;
		if(is_installed('named') || is_installed('bind') || is_installed('bind9')) $conf['bind']['installed'] = true;
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		if(is_installed('squid')) $conf['squid']['installed'] = true;
		if(is_installed('nginx')) $conf['nginx']['installed'] = true;
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		if(is_installed('apparmor_status')) $conf['apparmor']['installed'] = true;
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		if(is_installed('iptables') && is_installed('ufw')) {
			$conf['ufw']['installed'] = true;
		} elseif(is_installed('iptables')) {
			$conf['firewall']['installed'] = true;
		}
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		if(is_installed('fail2ban-server')) $conf['fail2ban']['installed'] = true;
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		if(is_installed('vzctl')) $conf['openvz']['installed'] = true;
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		if(is_installed('metronome') && is_installed('metronomectl')) $conf['xmpp']['installed'] = true;
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		if(is_installed('spamassassin')) $conf['spamassassin']['installed'] = true;
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		// if(is_installed('vlogger')) $conf['vlogger']['installed'] = true;
		// ISPConfig ships with vlogger, so it is always installed.
		$conf['vlogger']['installed'] = true;
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		if(is_installed('crontab')) $conf['cron']['installed'] = true;
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		if (($conf['apache']['installed'] && is_file($conf['apache']["vhost_conf_enabled_dir"]."/000-ispconfig.vhost")) || ($conf['nginx']['installed'] && is_file($conf['nginx']["vhost_conf_enabled_dir"]."/000-ispconfig.vhost"))) $this->ispconfig_interface_installed = true;
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	}
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	//** Check prerequisites
	public function check_prerequisites() {
		$msg = '';
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		if(version_compare(phpversion(), '5.4', '<')) $msg .= "PHP Version 5.4 or newer is required. The currently used PHP version is ".phpversion().".\n";
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		if(version_compare(phpversion(), '8.0', '>=')) $msg .= "PHP Version 8 is not supported yet. Change PHP version back to the default version of the OS. The currently used PHP version is ".phpversion().".\n";
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		if(!function_exists('curl_init')) $msg .= "PHP Curl Module is missing.\n";
		if(!function_exists('mysqli_connect')) $msg .= "PHP MySQLi Module is nmissing.\n";
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		if(!function_exists('mb_detect_encoding')) $msg .= "PHP Multibyte Module (MB) is missing.\n";
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		if($msg != '') die($msg);
	}
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    public function force_configure_app($service, $enable_force=true) {
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		$force = false;
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		if(AUTOINSTALL == true) return false;
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		if($enable_force == true) {
			swriteln("[WARN] autodetect for $service failed");
		} else {
			swriteln("[INFO] service $service not detected");
		}
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		if($enable_force) {
	        if(strtolower($this->simple_query("Force configure $service", array('y', 'n'), 'n') ) == 'y') {
	            $force = true;
			} else swriteln("Skipping $service\n");
		}
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		return $force;
    }

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	public function reconfigure_app($service, $reconfigure_services_answer) {
		$reconfigure = false;
		if ($reconfigure_services_answer != 'selected') {
			$reconfigure = true;
		} else {
			if(strtolower($this->simple_query("Reconfigure $service", array('y', 'n'), 'y') ) == 'y') {
				$reconfigure = true;
			} else {
				swriteln("Skip reconfigure $service\n");
			}
		}
		return $reconfigure;
	}
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	/** Create the database for ISPConfig */
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	public function configure_database() {
		global $conf;

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		//** Check for unwanted plugins
		if ($this->db->getDatabaseType() == 'mysql' && $this->db->getDatabaseVersion(true) >= 8) {
			// component approach since MySQL 8.0
			$unwanted_components = [
				'file://component_validate_password',
			];
			$sql_components = $this->db->queryAllRecords("SELECT * FROM mysql.component where component_urn IN ?", $unwanted_components);
			if(is_array($sql_components) && !empty($sql_components)) {
				foreach ($sql_components as $component) {
					$component_name = parse_url($component['component_urn'], PHP_URL_HOST);
					echo "Login in to MySQL and disable '{$component_name}' with:\n\n    UNINSTALL COMPONENT '{$component['component_urn']}';\n\n";
				}
				die();
			}
		} else {
			$unwanted_sql_plugins = array('validate_password');
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			$sql_plugins = $this->db->queryAllRecords("SELECT plugin_name FROM information_schema.plugins WHERE plugin_status='ACTIVE' AND plugin_name IN ?", $unwanted_sql_plugins);
			if(is_array($sql_plugins) && !empty($sql_plugins)) {
				foreach ($sql_plugins as $plugin) echo "Login in to MySQL and disable $plugin[plugin_name] with:\n\n    UNINSTALL PLUGIN $plugin[plugin_name];";
				die();
			}
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		}

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		//** Create the database
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		if(!$this->db->query('CREATE DATABASE IF NOT EXISTS ?? DEFAULT CHARACTER SET ?', $conf['mysql']['database'], $conf['mysql']['charset'])) {
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			$this->error('Unable to create MySQL database: '.$conf['mysql']['database'].'.');
		}

		//* Set the database name in the DB library
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		$this->db->setDBName($conf['mysql']['database']);
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		//* Load the database dump into the database, if database contains no tables
		$db_tables = $this->db->getTables();
		if(count($db_tables) > 0) {
			$this->error('Stopped: Database already contains some tables.');
		} else {
			if($conf['mysql']['admin_password'] == '') {
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				caselog("mysql --default-character-set=".escapeshellarg($conf['mysql']['charset'])." -h ".escapeshellarg($conf['mysql']['host'])." -u ".escapeshellarg($conf['mysql']['admin_user'])." -P ".escapeshellarg($conf['mysql']['port'])." ".escapeshellarg($conf['mysql']['database'])." < '".ISPC_INSTALL_ROOT."/install/sql/ispconfig3.sql' &> /dev/null",
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					__FILE__, __LINE__, 'read in ispconfig3.sql', 'could not read in ispconfig3.sql');
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			} else {
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				caselog("mysql --default-character-set=".escapeshellarg($conf['mysql']['charset'])." -h ".escapeshellarg($conf['mysql']['host'])." -u ".escapeshellarg($conf['mysql']['admin_user'])." -p".escapeshellarg($conf['mysql']['admin_password'])." -P ".escapeshellarg($conf['mysql']['port'])." ".escapeshellarg($conf['mysql']['database'])." < '".ISPC_INSTALL_ROOT."/install/sql/ispconfig3.sql' &> /dev/null",
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					__FILE__, __LINE__, 'read in ispconfig3.sql', 'could not read in ispconfig3.sql');
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			}
			$db_tables = $this->db->getTables();
			if(count($db_tables) == 0) {
				$this->error('Unable to load SQL-Dump into database table.');
			}

			//* Load system.ini into the sys_ini table
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			$system_ini = rf('tpl/system.ini.master');
			$this->db->query("UPDATE sys_ini SET config = ? WHERE sysini_id = 1", $system_ini);
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		}
	}

	//** Create the server record in the database
	public function add_database_server_record() {

		global $conf;

		if($conf['mysql']['host'] == 'localhost') {
			$from_host = 'localhost';
		} else {
			$from_host = $conf['hostname'];
		}

		// Delete ISPConfig user in the local database, in case that it exists
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		$this->db->query("DROP USER ?@?", $conf['mysql']['ispconfig_user'], $from_host);
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		$this->db->query("DROP DATABASE IF EXISTS ?", $conf['mysql']['database']);
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		//* Create the ISPConfig database user and grant permissions in the local database
		$query = 'CREATE USER ?@? IDENTIFIED BY ?';
		if(!$this->db->query($query, $conf['mysql']['ispconfig_user'], $from_host, $conf['mysql']['ispconfig_password'])) {
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			$this->error('Unable to create database user: '.$conf['mysql']['ispconfig_user'].' Error: '.$this->db->errorMessage);
		}
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		$query = 'GRANT SELECT, INSERT, UPDATE, DELETE ON ?? TO ?@?';
		if(!$this->db->query($query, $conf['mysql']['database'] . ".*", $conf['mysql']['ispconfig_user'], $from_host)) {
			$this->error('Unable to grant databse permissions to user: '.$conf['mysql']['ispconfig_user'].' Error: '.$this->db->errorMessage);
		}
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		// add correct administrative rights to IPSConfig user (SUPER is deprecated and unnecessarily powerful)
		 if ($this->db->getDatabaseType() == 'mysql' && $this->db->getDatabaseVersion(true) >= 8) {
			// there might be more needed on replicated db environments, this was not tested
			$query = 'GRANT SYSTEM_VARIABLES_ADMIN ON *.* TO ?@?';
			if(!$this->db->query($query, $conf['mysql']['ispconfig_user'], $from_host)) {
				$this->error('Unable to grant administrative permissions to user: '.$conf['mysql']['ispconfig_user'].' Error: '.$this->db->errorMessage);
			}
		}
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		//* Set the database name in the DB library
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		$this->db->setDBName($conf['mysql']['database']);
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		$tpl_ini_array = ini_to_array(rf('tpl/server.ini.master'));

		//* Update further distribution specific parameters for server config here
		//* HINT: Every line added here has to be added in update.lib.php too!!
		$tpl_ini_array['web']['vhost_conf_dir'] = $conf['apache']['vhost_conf_dir'];
		$tpl_ini_array['web']['vhost_conf_enabled_dir'] = $conf['apache']['vhost_conf_enabled_dir'];
		$tpl_ini_array['jailkit']['jailkit_chroot_app_programs'] = $conf['jailkit']['jailkit_chroot_app_programs'];
		$tpl_ini_array['fastcgi']['fastcgi_phpini_path'] = $conf['fastcgi']['fastcgi_phpini_path'];
		$tpl_ini_array['fastcgi']['fastcgi_starter_path'] = $conf['fastcgi']['fastcgi_starter_path'];
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		$tpl_ini_array['fastcgi']['fastcgi_bin'] = $conf['fastcgi']['fastcgi_bin'];
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		$tpl_ini_array['server']['hostname'] = $conf['hostname'];
		$tpl_ini_array['server']['ip_address'] = @gethostbyname($conf['hostname']);
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		$tpl_ini_array['server']['firewall'] = ($conf['ufw']['installed'] == true)?'ufw':'bastille';
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		$tpl_ini_array['web']['website_basedir'] = $conf['web']['website_basedir'];
		$tpl_ini_array['web']['website_path'] = $conf['web']['website_path'];
		$tpl_ini_array['web']['website_symlinks'] = $conf['web']['website_symlinks'];
		$tpl_ini_array['cron']['crontab_dir'] = $conf['cron']['crontab_dir'];
		$tpl_ini_array['web']['security_level'] = 20;
		$tpl_ini_array['web']['user'] = $conf['apache']['user'];
		$tpl_ini_array['web']['group'] = $conf['apache']['group'];
		$tpl_ini_array['web']['php_ini_path_apache'] = $conf['apache']['php_ini_path_apache'];
		$tpl_ini_array['web']['php_ini_path_cgi'] = $conf['apache']['php_ini_path_cgi'];
		$tpl_ini_array['mail']['pop3_imap_daemon'] = ($conf['dovecot']['installed'] == true)?'dovecot':'courier';
		$tpl_ini_array['mail']['mail_filter_syntax'] = ($conf['dovecot']['installed'] == true)?'sieve':'maildrop';
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		$tpl_ini_array['mail']['content_filter'] = @($conf['rspamd']['installed']) ? 'rspamd' : 'amavisd';
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		$tpl_ini_array['mail']['rspamd_available'] = @($conf['rspamd']['installed']) ? 'y' : 'n';
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		$tpl_ini_array['dns']['bind_user'] = $conf['bind']['bind_user'];
		$tpl_ini_array['dns']['bind_group'] = $conf['bind']['bind_group'];
		$tpl_ini_array['dns']['bind_zonefiles_dir'] = $conf['bind']['bind_zonefiles_dir'];
		$tpl_ini_array['dns']['named_conf_path'] = $conf['bind']['named_conf_path'];
		$tpl_ini_array['dns']['named_conf_local_path'] = $conf['bind']['named_conf_local_path'];
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		$tpl_ini_array['web']['nginx_vhost_conf_dir'] = $conf['nginx']['vhost_conf_dir'];
		$tpl_ini_array['web']['nginx_vhost_conf_enabled_dir'] = $conf['nginx']['vhost_conf_enabled_dir'];
		$tpl_ini_array['web']['nginx_user'] = $conf['nginx']['user'];
		$tpl_ini_array['web']['nginx_group'] = $conf['nginx']['group'];
		$tpl_ini_array['web']['nginx_cgi_socket'] = $conf['nginx']['cgi_socket'];
		$tpl_ini_array['web']['php_fpm_init_script'] = $conf['nginx']['php_fpm_init_script'];
		$tpl_ini_array['web']['php_fpm_ini_path'] = $conf['nginx']['php_fpm_ini_path'];
		$tpl_ini_array['web']['php_fpm_pool_dir'] = $conf['nginx']['php_fpm_pool_dir'];
		$tpl_ini_array['web']['php_fpm_start_port'] = $conf['nginx']['php_fpm_start_port'];
		$tpl_ini_array['web']['php_fpm_socket_dir'] = $conf['nginx']['php_fpm_socket_dir'];
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		if ($conf['nginx']['installed'] == true) {
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			$tpl_ini_array['web']['server_type'] = 'nginx';
			$tpl_ini_array['global']['webserver'] = 'nginx';
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		}
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		if (array_key_exists('awstats', $conf)) {
			foreach ($conf['awstats'] as $aw_sett => $aw_value) {
				$tpl_ini_array['web']['awstats_'.$aw_sett] = $aw_value;
			}
		}

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		// preserve needed values in $conf  (should just array_merge $tpl_ini_array into $conf?)
		$conf['mail']['content_filter'] = $tpl_ini_array['mail']['content_filter'];

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		$server_ini_content = array_to_ini($tpl_ini_array);
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		$mail_server_enabled = ($conf['services']['mail'])?1:0;
		$web_server_enabled = ($conf['services']['web'])?1:0;
		$dns_server_enabled = ($conf['services']['dns'])?1:0;
		$file_server_enabled = ($conf['services']['file'])?1:0;
		$db_server_enabled = ($conf['services']['db'])?1:0;
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		$vserver_server_enabled = ($conf['openvz']['installed'])?1:0;
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		$proxy_server_enabled = (isset($conf['services']['proxy']) && $conf['services']['proxy'])?1:0;
		$firewall_server_enabled = (isset($conf['services']['firewall']) && $conf['services']['firewall'])?1:0;
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		//** Get the database version number based on the patchfiles
		$found = true;
		$current_db_version = 1;
		while($found == true) {
			$next_db_version = intval($current_db_version + 1);
			$patch_filename = realpath(dirname(__FILE__).'/../').'/sql/incremental/upd_'.str_pad($next_db_version, 4, '0', STR_PAD_LEFT).'.sql';
			if(is_file($patch_filename)) {
				$current_db_version = $next_db_version;
			} else {
				$found = false;
			}
		}
		$current_db_version = intval($current_db_version);


		if($conf['mysql']['master_slave_setup'] == 'y') {

			//* Insert the server record in master DB
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			$sql = "INSERT INTO `server` (`sys_userid`, `sys_groupid`, `sys_perm_user`, `sys_perm_group`, `sys_perm_other`, `server_name`, `mail_server`, `web_server`, `dns_server`, `file_server`, `db_server`, `vserver_server`, `config`, `updated`, `active`, `dbversion`,`firewall_server`,`proxy_server`) VALUES (1, 1, 'riud', 'riud', 'r', ?, ?, ?, ?, ?, ?, ?, ?, 0, 1, ?, ?, ?);";
			$this->dbmaster->query($sql, $conf['hostname'], $mail_server_enabled, $web_server_enabled, $dns_server_enabled, $file_server_enabled, $db_server_enabled, $vserver_server_enabled, $server_ini_content, $current_db_version, $proxy_server_enabled, $firewall_server_enabled);
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			$conf['server_id'] = $this->dbmaster->insertID();
			$conf['server_id'] = $conf['server_id'];

			//* Insert the same record in the local DB
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			$sql = "INSERT INTO `server` (`server_id`, `sys_userid`, `sys_groupid`, `sys_perm_user`, `sys_perm_group`, `sys_perm_other`, `server_name`, `mail_server`, `web_server`, `dns_server`, `file_server`, `db_server`, `vserver_server`, `config`, `updated`, `active`, `dbversion`,`firewall_server`,`proxy_server`) VALUES (?,1, 1, 'riud', 'riud', 'r', ?, ?, ?, ?, ?, ?, ?, ?, 0, 1, ?, ?, ?);";
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			$this->db->query($sql, $conf['server_id'], $conf['hostname'], $mail_server_enabled, $web_server_enabled, $dns_server_enabled, $file_server_enabled, $db_server_enabled, $vserver_server_enabled, $server_ini_content, $current_db_version, $proxy_server_enabled, $firewall_server_enabled);
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			//* username for the ispconfig user
			$conf['mysql']['master_ispconfig_user'] = 'ispcsrv'.$conf['server_id'];

			$this->grant_master_database_rights();

		} else {
			//* Insert the server, if its not a mster / slave setup
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			$sql = "INSERT INTO `server` (`sys_userid`, `sys_groupid`, `sys_perm_user`, `sys_perm_group`, `sys_perm_other`, `server_name`, `mail_server`, `web_server`, `dns_server`, `file_server`, `db_server`, `vserver_server`, `config`, `updated`, `active`, `dbversion`,`firewall_server`,`proxy_server`) VALUES (1, 1, 'riud', 'riud', 'r', ?, ?, ?, ?, ?, ?, ?, ?, 0, 1, ?, ?, ?);";
			$this->db->query($sql, $conf['hostname'], $mail_server_enabled, $web_server_enabled, $dns_server_enabled, $file_server_enabled, $db_server_enabled, $vserver_server_enabled, $server_ini_content, $current_db_version, $proxy_server_enabled, $firewall_server_enabled);
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			$conf['server_id'] = $this->db->insertID();
			$conf['server_id'] = $conf['server_id'];
		}


	}
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	public function get_host_ips() {
		$out = array();
		exec('hostname --all-ip-addresses', $ret, $val);
		if($val == 0) {
			if(is_array($ret) && !empty($ret)){
				$temp = (explode(' ', $ret[0]));
				foreach($temp as $ip) {
					$out[] = $ip;
				}
			}
		}

		return $out;
	}

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	public function detect_ips(){
		global $conf;
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		$output = $this->get_host_ips();

		if(is_array($output) && !empty($output)){
			foreach($output as $line){
				$ip_type = '';
				if (filter_var($line, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4)) {
					$ip_type = 'IPv4';
				}
				if (filter_var($line, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6)) {
					$ip_type = 'IPv6';
				}
				if($ip_type == '') continue;
				if($this->db->dbHost != $this->dbmaster->dbHost){
					$this->dbmaster->query('INSERT INTO server_ip (
						sys_userid, sys_groupid, sys_perm_user, sys_perm_group,
						sys_perm_other, server_id, client_id, ip_type, ip_address,
						virtualhost, virtualhost_port
					) VALUES (
						1,
						1,
						"riud",
						"riud",
						"",
						?,
						0,
						?,
						?,
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						"n",
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						"80,443"
					)', $conf['server_id'], $ip_type, $line);
					$server_ip_id = $this->dbmaster->insertID();
					$this->db->query('INSERT INTO server_ip (
						server_php_id, sys_userid, sys_groupid, sys_perm_user, sys_perm_group,
						sys_perm_other, server_id, client_id, ip_type, ip_address,
						virtualhost, virtualhost_port
					) VALUES (
						?,
						1,
						1,
						"riud",
						"riud",
						"",
						?,
						0,
						?,
						?,
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						"n",
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						"80,443"
					)', $server_ip_id, $conf['server_id'], $ip_type, $line);
				} else {
					$this->db->query('INSERT INTO server_ip (
						sys_userid, sys_groupid, sys_perm_user, sys_perm_group,
						sys_perm_other, server_id, client_id, ip_type, ip_address,
						virtualhost, virtualhost_port
					) VALUES (
						1,
						1,
						"riud",
						"riud",
						"",
						?,
						0,
						?,
						?,
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						"n",
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						"80,443"
					)', $conf['server_id'], $ip_type, $line);
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				}
			}
		}
	}
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	public function grant_master_database_rights($verbose = false) {
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		global $conf;

		/*
		 * The following code is a little bit tricky:
		 * * If we HAVE a master-slave - Setup then the client has to grant the rights for himself
		 *   at the master.
		 * * If we DO NOT have a master-slave - Setup then we have two possibilities
		 *   1) it is a single server
		 *   2) it is the MASTER of n clients
		*/
		$hosts = array();
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		if($conf['mysql']['master_slave_setup'] == 'y') {
			/*
			 * it is a master-slave - Setup so the slave has to grant its rights in the master
			 * database
			 */

			//* insert the ispconfig user in the remote server
			$from_host = $conf['hostname'];
			$hosts[$from_host]['user'] = $conf['mysql']['master_ispconfig_user'];
			$hosts[$from_host]['db'] = $conf['mysql']['master_database'];
			$hosts[$from_host]['pwd'] = $conf['mysql']['master_ispconfig_password'];

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			$host_ips = $this->get_host_ips();
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			if(is_array($host_ips) && !empty($host_ips)) {
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				foreach($host_ips as $ip) {
					$hosts[$ip]['user'] = $conf['mysql']['master_ispconfig_user'];
					$hosts[$ip]['db'] = $conf['mysql']['master_database'];
					$hosts[$ip]['pwd'] = $conf['mysql']['master_ispconfig_password'];
				}
			} else {
				$from_ip = gethostbyname($conf['hostname']);
				$hosts[$from_ip]['user'] = $conf['mysql']['master_ispconfig_user'];
				$hosts[$from_ip]['db'] = $conf['mysql']['master_database'];
				$hosts[$from_ip]['pwd'] = $conf['mysql']['master_ispconfig_password'];
			}
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		} else{
			/*
			 * it is NOT a master-slave - Setup so we have to find out all clients and their
			 * host
			 */
			$query = "SELECT Host, User FROM mysql.user WHERE User like 'ispcsrv%' ORDER BY User, Host";
			$data = $this->dbmaster->queryAllRecords($query);
			if($data === false) {
				$this->error('Unable to get the user rights: '.$value['db'].' Error: '.$this->dbmaster->errorMessage);
			}
			foreach ($data as $item){
				$hosts[$item['Host']]['user'] = $item['User'];
				$hosts[$item['Host']]['db'] = $conf['mysql']['master_database'];
				$hosts[$item['Host']]['pwd'] = ''; // the user already exists, so we need no pwd!
			}
		}
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		if(count($hosts) > 0) {
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			foreach($hosts as $host => $value) {
				/*
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			 * If a pwd exists, this means, we have to add the new user (and his pwd).
			 * if not, the user already exists and we do not need the pwd
			 */
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				if ($value['pwd'] != ''){
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					$query = "CREATE USER ?@? IDENTIFIED BY ?";
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					if ($verbose){
						echo "\n\n" . $query ."\n";
					}
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					$this->dbmaster->query($query, $value['user'], $host, $value['pwd']); // ignore the error
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				}
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				/*
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			 *  Try to delete all rights of the user in case that it exists.
			 *  In Case that it will not exist, do nothing (ignore the error!)
			 */
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				$query = "REVOKE ALL PRIVILEGES, GRANT OPTION FROM ?@?";
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				if ($verbose){
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					echo "\n\n" . $query ."\n";
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				}
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				$this->dbmaster->query($query, $value['user'], $host); // ignore the error
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				//* Create the ISPConfig database user in the remote database
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				$query = "GRANT SELECT ON ?? TO ?@?";
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				if ($verbose){
					echo $query ."\n";
				}
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				if(!$this->dbmaster->query($query, $value['db'] . '.server', $value['user'], $host)) {
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					$this->warning('Unable to set rights of user in master database: '.$value['db']."\n Query: ".$query."\n Error: ".$this->dbmaster->errorMessage);
				}
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				$query = "GRANT SELECT, INSERT ON ?? TO ?@?";
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				if ($verbose){
					echo $query ."\n";
				}
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				if(!$this->dbmaster->query($query, $value['db'] . '.sys_log', $value['user'], $host)) {
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					$this->warning('Unable to set rights of user in master database: '.$value['db']."\n Query: ".$query."\n Error: ".$this->dbmaster->errorMessage);
				}
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				$query = "GRANT SELECT, UPDATE(`status`, `error`) ON ?? TO ?@?";
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				if ($verbose){
					echo $query ."\n";
				}
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				if(!$this->dbmaster->query($query, $value['db'] . '.sys_datalog', $value['user'], $host)) {
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					$this->warning('Unable to set rights of user in master database: '.$value['db']."\n Query: ".$query."\n Error: ".$this->dbmaster->errorMessage);
				}
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				$query = "GRANT SELECT, UPDATE(`status`) ON ?? TO ?@?";
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				if ($verbose){
					echo $query ."\n";
				}
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				$query = "GRANT SELECT, UPDATE(`updated`) ON ?? TO ?@?";
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				if ($verbose){
					echo $query ."\n";
				}
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				if(!$this->dbmaster->query($query, $value['db'] . '.server', $value['user'], $host)) {
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					$this->warning('Unable to set rights of user in master database: '.$value['db']."\n Query: ".$query."\n Error: ".$this->dbmaster->errorMessage);
				}
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				$query = "GRANT SELECT, UPDATE (`ssl`, `ssl_letsencrypt`, `ssl_request`, `ssl_cert`, `ssl_action`, `ssl_key`) ON ?? TO ?@?";
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				if ($verbose){
					echo $query ."\n";
				}
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				if(!$this->dbmaster->query($query, $value['db'] . '.web_domain', $value['user'], $host)) {
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					$this->warning('Unable to set rights of user in master database: '.$value['db']."\n Query: ".$query."\n Error: ".$this->dbmaster->errorMessage);
				}
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				$query = "GRANT SELECT ON ?? TO ?@?";
				if ($verbose){
					echo $query ."\n";
				}
				if(!$this->dbmaster->query($query, $value['db'] . '.web_database', $value['user'], $host)) {
					$this->warning('Unable to set rights of user in master database: '.$value['db']."\n Query: ".$query."\n Error: ".$this->dbmaster->errorMessage);
				}

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				$query = "GRANT SELECT ON ?? TO ?@?";
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				if ($verbose){
					echo $query ."\n";
				}
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				if(!$this->dbmaster->query($query, $value['db'] . '.sys_group', $value['user'], $host)) {
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					$this->warning('Unable to set rights of user in master database: '.$value['db']."\n Query: ".$query."\n Error: ".$this->dbmaster->errorMessage);
				}
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				$query = "GRANT SELECT, UPDATE (`action_state`, `response`) ON ?? TO ?@?";
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				if ($verbose){
					echo $query ."\n";
				}
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				if(!$this->dbmaster->query($query, $value['db'] . '.sys_remoteaction', $value['user'], $host)) {
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					$this->warning('Unable to set rights of user in master database: '.$value['db']."\n Query: ".$query."\n Error: ".$this->dbmaster->errorMessage);
				}
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				$query = "GRANT SELECT, INSERT , DELETE ON ?? TO ?@?";
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				if ($verbose){
					echo $query ."\n";
				}
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				if(!$this->dbmaster->query($query, $value['db'] . '.monitor_data', $value['user'], $host)) {
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					$this->warning('Unable to set rights of user in master database: '.$value['db']."\n Query: ".$query."\n Error: ".$this->dbmaster->errorMessage);
				}
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				$query = "GRANT SELECT, INSERT, UPDATE ON ?? TO ?@?";
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				if ($verbose){
					echo $query ."\n";
				}
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				if(!$this->dbmaster->query($query, $value['db'] . '.mail_traffic', $value['user'], $host)) {
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					$this->warning('Unable to set rights of user in master database: '.$value['db']."\n Query: ".$query."\n Error: ".$this->dbmaster->errorMessage);
				}
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				$query = "GRANT SELECT, INSERT, UPDATE ON ?? TO ?@?";
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				if ($verbose){
					echo $query ."\n";
				}
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				if(!$this->dbmaster->query($query, $value['db'] . '.web_traffic', $value['user'], $host)) {
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					$this->warning('Unable to set rights of user in master database: '.$value['db']."\n Query: ".$query."\n Error: ".$this->dbmaster->errorMessage);
				}
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				$query = "GRANT SELECT, UPDATE, DELETE ON ?? TO ?@?";
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				if ($verbose){
					echo $query ."\n";
				}
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				if(!$this->dbmaster->query($query, $value['db'] . '.aps_instances', $value['user'], $host)) {
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					$this->warning('Unable to set rights of user in master database: '.$value['db']."\n Query: ".$query."\n Error: ".$this->dbmaster->errorMessage);
				}
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				$query = "GRANT SELECT, DELETE ON ?? TO ?@?";
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				if ($verbose){
					echo $query ."\n";
				}
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				if(!$this->dbmaster->query($query, $value['db'] . '.aps_instances_settings', $value['user'], $host)) {
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					$this->warning('Unable to set rights of user in master database: '.$value['db']."\n Query: ".$query."\n Error: ".$this->dbmaster->errorMessage);
				}
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				$query = "GRANT SELECT, INSERT, DELETE ON ?? TO ?@?";
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				if ($verbose){
					echo $query ."\n";
				}
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				if(!$this->dbmaster->query($query, $value['db'] . '.web_backup', $value['user'], $host)) {
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					$this->warning('Unable to set rights of user in master database: '.$value['db']."\n Query: ".$query."\n Error: ".$this->dbmaster->errorMessage);
				}
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				$query = "GRANT SELECT, INSERT, DELETE ON ?? TO ?@?";
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				if ($verbose){
					echo $query ."\n";
				}
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				if(!$this->dbmaster->query($query, $value['db'] . '.mail_backup', $value['user'], $host)) {
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					$this->warning('Unable to set rights of user in master database: '.$value['db']."\n Query: ".$query."\n Error: ".$this->dbmaster->errorMessage);
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				}
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				$query = "GRANT SELECT, UPDATE(`dnssec_initialized`, `dnssec_info`, `dnssec_last_signed`, `rendered_zone`) ON ?? TO ?@?";
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				if ($verbose){
					echo $query ."\n";
				}
				if(!$this->dbmaster->query($query, $value['db'] . '.dns_soa', $value['user'], $host)) {
					$this->warning('Unable to set rights of user in master database: '.$value['db']."\n Query: ".$query."\n Error: ".$this->dbmaster->errorMessage);
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				}
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				$query = "GRANT SELECT, INSERT, UPDATE ON ?? TO ?@?";
				if ($verbose){
					echo $query ."\n";
				}
				if(!$this->dbmaster->query($query, $value['db'] . '.ftp_traffic', $value['user'], $host)) {
					$this->warning('Unable to set rights of user in master database: '.$value['db']."\n Query: ".$query."\n Error: ".$this->dbmaster->errorMessage);
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				}

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			}

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		}

	}

	//** writes postfix configuration files
	public function process_postfix_config($configfile) {
		global $conf;

		$config_dir = $conf['postfix']['config_dir'].'/';
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		$postfix_group = $conf['postfix']['group'];
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		$full_file_name = $config_dir.$configfile;
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		//* Backup exiting file
		if(is_file($full_file_name)) {
			copy($full_file_name, $config_dir.$configfile.'~');
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			chmod($config_dir.$configfile.'~',0600);
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		}
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		exec('postconf -h recipient_delimiter 2>/dev/null', $out);
		if (strlen($out[0]) > 0) {
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			// build string like:  CONCAT(SUBSTRING_INDEX(SUBSTRING_INDEX('%u', '%%', 1), '+', 1), '@%d')
			$addr_cleanup = "'%u'";
			foreach (str_split($out[0]) as $delim) {
				$recipient_delimiter = $this->db->escape( str_replace('%', '%%', $delim) );
				$addr_cleanup = "SUBSTRING_INDEX(${addr_cleanup}, '${recipient_delimiter}', 1)";
			}
			$no_addr_extension = "CONCAT(${addr_cleanup}, '@%d')";
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		} else {
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			$no_addr_extension = "''";
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		}
		unset($out);

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		//* Replace variables in config file template
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		$content = rfsel($conf['ispconfig_install_dir'].'/server/conf-custom/install/'.$configfile.'.master', 'tpl/'.$configfile.'.master');
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		$content = str_replace('{mysql_server_ispconfig_user}', $conf['mysql']['ispconfig_user'], $content);
		$content = str_replace('{mysql_server_ispconfig_password}', $conf['mysql']['ispconfig_password'], $content);
		$content = str_replace('{mysql_server_database}', $conf['mysql']['database'], $content);
		$content = str_replace('{mysql_server_ip}', $conf['mysql']['ip'], $content);
		$content = str_replace('{server_id}', $conf['server_id'], $content);
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		$content = str_replace('{address_without_extension}', $no_addr_extension, $content);
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		wf($full_file_name, $content);
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		//* Changing mode and group of the new created config file
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		caselog('chmod u=rw,g=r,o= '.escapeshellarg($full_file_name).' &> /dev/null',
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			__FILE__, __LINE__, 'chmod on '.$full_file_name, 'chmod on '.$full_file_name.' failed');
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		caselog('chgrp '.escapeshellarg($postfix_group).' '.escapeshellarg($full_file_name).' &> /dev/null',
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			__FILE__, __LINE__, 'chgrp on '.$full_file_name, 'chgrp on '.$full_file_name.' failed');
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	}

	public function configure_jailkit() {
		global $conf;

		$cf = $conf['jailkit'];
		$config_dir = $cf['config_dir'];
		$jk_init = $cf['jk_init'];
		$jk_chrootsh = $cf['jk_chrootsh'];

		if (is_dir($config_dir)) {
			if(is_file($config_dir.'/'.$jk_init)) copy($config_dir.'/'.$jk_init, $config_dir.'/'.$jk_init.'~');
			if(is_file($config_dir.'/'.$jk_chrootsh.'.master')) copy($config_dir.'/'.$jk_chrootsh.'.master', $config_dir.'/'.$jk_chrootsh.'~');
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			if(is_file($conf['ispconfig_install_dir'].'/server/conf-custom/install/'.$jk_init.'.master')) {
				copy($conf['ispconfig_install_dir'].'/server/conf-custom/install/'.$jk_init.'.master', $config_dir.'/'.$jk_init);
			} else {
				copy('tpl/'.$jk_init.'.master', $config_dir.'/'.$jk_init);
			}
			if(is_file($conf['ispconfig_install_dir'].'/server/conf-custom/install/'.$jk_chrootsh.'.master')) {
				copy($conf['ispconfig_install_dir'].'/server/conf-custom/install/'.$jk_chrootsh.'.master', $config_dir.'/'.$jk_chrootsh);
			} else {
				copy('tpl/'.$jk_chrootsh.'.master', $config_dir.'/'.$jk_chrootsh);
			}
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		}
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		//* help jailkit fo find its ini files
		if(!is_link('/usr/jk_socketd.ini')) exec('ln -s /etc/jailkit/jk_socketd.ini /usr/jk_socketd.ini');
		if(!is_link('/usr/jk_init.ini')) exec('ln -s /etc/jailkit/jk_init.ini /usr/jk_init.ini');
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	}
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	public function configure_mailman($status = 'insert') {
		global $conf;

		$config_dir = $conf['mailman']['config_dir'].'/';
		$full_file_name = $config_dir.'mm_cfg.py';
		//* Backup exiting file
		if(is_file($full_file_name)) {
			copy($full_file_name, $config_dir.'mm_cfg.py~');
		}
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		// load files
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		$content = rfsel($conf['ispconfig_install_dir'].'/server/conf-custom/install/mm_cfg.py.master', 'tpl/mm_cfg.py.master');
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		$old_file = rf($full_file_name);
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		$old_options = array();
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		$lines = explode("\n", $old_file);
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		foreach ($lines as $line)
		{
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			if (trim($line) != '' && substr($line, 0, 1) != '#')
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			{
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				@list($key, $value) = @explode("=", $line);
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				if (isset($value) && $value !== '')
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				{
					$key = rtrim($key);
					$old_options[$key] = trim($value);
				}
			}
		}
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		$virtual_domains = '';
		if($status == 'update')
		{
			// create virtual_domains list
			$domainAll = $this->db->queryAllRecords("SELECT domain FROM mail_mailinglist GROUP BY domain");
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			if(is_array($domainAll)) {
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				foreach($domainAll as $domain)
				{
					if ($domainAll[0]['domain'] == $domain['domain'])
						$virtual_domains .= "'".$domain['domain']."'";
					else
						$virtual_domains .= ", '".$domain['domain']."'";
				}
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			}
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		}
		else
			$virtual_domains = "' '";
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		$content = str_replace('{hostname}', $conf['hostname'], $content);
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		if(!isset($old_options['DEFAULT_SERVER_LANGUAGE']) || $old_options['DEFAULT_SERVER_LANGUAGE'] == '') $old_options['DEFAULT_SERVER_LANGUAGE'] = "'en'";
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		$content = str_replace('{default_language}', $old_options['DEFAULT_SERVER_LANGUAGE'], $content);
		$content = str_replace('{virtual_domains}', $virtual_domains, $content);
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		wf($full_file_name, $content);
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		//* Write virtual_to_transport.sh script
		$config_dir = $conf['mailman']['config_dir'].'/';
		$full_file_name = $config_dir.'virtual_to_transport.sh';
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		//* Backup exiting virtual_to_transport.sh script
		if(is_file($full_file_name)) {
			copy($full_file_name, $config_dir.'virtual_to_transport.sh~');
		}
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		if(is_dir('/etc/mailman')) {
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			if(is_file($conf['ispconfig_install_dir'].'/server/conf-custom/install/mailman-virtual_to_transport.sh')) {
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				copy($conf['ispconfig_install_dir'].'/server/conf-custom/install/mailman-virtual_to_transport.sh', $full_file_name);
			} else {
				copy('tpl/mailman-virtual_to_transport.sh', $full_file_name);
			}
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			chgrp($full_file_name, $this->mailman_group);
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			chmod($full_file_name, 0755);
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		}

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		//* Create aliasaes
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		if($status == 'install') exec('/usr/lib/mailman/bin/genaliases 2>/dev/null');
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		if(!is_file('/var/lib/mailman/data/transport-mailman')) touch('/var/lib/mailman/data/transport-mailman');
		exec('/usr/sbin/postmap /var/lib/mailman/data/transport-mailman');
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	}

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	public function get_postfix_service($service, $type) {
		global $conf;

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		exec("postconf -M 2> /dev/null", $out, $ret);
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		if ($ret === 0) { //* with postfix >= 2.9 we can detect configured services with postconf
			unset($out);
			exec ("postconf -M $service/$type 2> /dev/null", $out, $ret); //* Postfix >= 2.11
			if (!isset($out[0])) { //* try Postfix 2.9
				exec ("postconf -M $service.$type 2> /dev/null", $out, $ret);
			}
			$postfix_service = @($out[0]=='')?false:true;
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		} else { //* fallback - Postfix < 2.9
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			$content = rf($conf['postfix']['config_dir'].'/master.cf');
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			$quoted_regex = "^((?!#)".preg_quote($service, '/').".*".preg_quote($type, '/').".*)$";
			$postfix_service = @(preg_match("/$quoted_regex/m", $content))?true:false;
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		}

		return $postfix_service;
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	}

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	public function remove_postfix_service( $service, $type ) {
		global $conf;

		// nothing to do if the service isn't even defined.
		if (! $this->get_postfix_service( $service, $type ) ) {
			return true;
		}

		$postfix_version = `postconf -d mail_version 2>/dev/null`;
		$postfix_version = preg_replace( '/mail_version\s*=\s*(.*)\s*/', '$1', $postfix_version );

		if ( version_compare( $postfix_version, '2.11', '>=' ) ) {

			exec("postconf -X -M $service/$type 2> /dev/null", $out, $ret);

			# reduce 3 or more newlines to 2
			$content = rf($conf['postfix']['config_dir'].'/master.cf');
			$content = preg_replace( '/(\r?\n){3,}/', '$1$1', $content );
			wf( $conf['postfix']['config_dir'].'/master.cf', $content );

		} else { //* fallback - Postfix < 2.11

			if ( ! $cf = fopen( $conf['postfix']['config_dir'].'/master.cf', 'r' ) ) {
				return false;
			}

			$out = "";
			$reading_service = false;

			while ( !feof( $cf ) ) {
				$line = fgets( $cf );

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				$quoted_regex = '^'.preg_quote($service, '/').'\s+'.preg_quote($type, '/');
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				if ( $reading_service ) {
					# regex matches a new service or "empty" (whitespace) line
					if ( preg_match( '/^([^\s#]+.*|\s*)$/', $line ) &&
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					   ! preg_match( "/$quoted_regex/", $line ) ) {
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						$out .= $line;
						$reading_service = false;
					}

					# $skipped_lines .= $line;

				# regex matches definition matching service to be removed
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				} else if ( preg_match( "/$quoted_regex/", $line ) ) {
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					$reading_service = true;
					# $skipped_lines .= $line;

				} else {
					$out .= $line;
				}
			}
			fclose( $cf );

			$out = preg_replace( '/(\r?\n){3,}/', '$1$1', $out ); # reduce 3 or more newlines to 2

			return wf( $conf['postfix']['config_dir'].'/master.cf', $out );
		}

		return true;
	}

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	public function configure_postfix($options = '') {
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		global $conf,$autoinstall;
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		$cf = $conf['postfix'];
		$config_dir = $cf['config_dir'];

		if(!is_dir($config_dir)) {
			$this->error("The postfix configuration directory '$config_dir' does not exist.");
		}

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		//* Get postfix version
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		exec('postconf -d mail_version 2>&1', $out);
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		$postfix_version = preg_replace('/.*=\s*/', '', $out[0]);
		unset($out);

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		//* Install virtual mappings
		foreach (glob('tpl/mysql-virtual_*.master') as $filename) {
			$this->process_postfix_config( basename($filename, '.master') );
		}
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		//* mysql-verify_recipients.cf
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		$this->process_postfix_config('mysql-verify_recipients.cf');

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		// test if lmtp if available
		$configure_lmtp = $this->get_postfix_service('lmtp','unix');

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		//* postfix-dkim
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		$filename='tag_as_originating.re';
		$full_file_name=$config_dir.'/'.$filename;
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		if(is_file($full_file_name)) copy($full_file_name, $full_file_name.'~');
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		$content = rfsel($conf['ispconfig_install_dir'].'/server/conf-custom/install/postfix-'.$filename.'.master', 'tpl/postfix-'.$filename.'.master');
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		if($configure_lmtp) {
			$content = preg_replace('/amavis:/', 'lmtp:', $content);
		}
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		wf($full_file_name, $content);
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		$filename='tag_as_foreign.re';
		$full_file_name=$config_dir