opensuse.lib.php

<?php

/*
Copyright (c) 2007, Till Brehm, projektfarm Gmbh
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_dist extends installer_base {
	protected $mailman_group = 'mailman';
	
	public function __construct() {
		//** check apache modules */
		$mods = getapachemodules();
		if(in_array('authz_compat', $mods, true)) {
			swriteln($inst->lng('    WARNING! You are using mod_authz_compat.'));
			swriteln($inst->lng('    Please make sure that your apache config uses the new auth syntax:'));
			swriteln($inst->lng('    <Directory />'));
			swriteln($inst->lng('    Options None'));
			swriteln($inst->lng('    AllowOverride None'));
			swriteln($inst->lng('    Require all denied'));
			swriteln($inst->lng('    </Directory>'."\n"));
			
			swriteln($inst->lng('    If it uses the old syntax (deny from all) ISPConfig would fail to work.'));
		}
	}

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

		exec('postconf mail_version', $ret);
		$postfix_version=str_replace('mail_version = ', '', $ret[0]);
		unset($ret);
		exec('openssl version', $ret);
		$openssl_version=$ret[0];
		unset($ret);
		$use_pfs=@(version_compare($openssl_version, 'OpenSSL 0.9', '>=') && version_compare($postfix_version, '2.6', '>='))?true:false;

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

		//* mysql-virtual_domains.cf
		$this->process_postfix_config('mysql-virtual_domains.cf');

		//* mysql-virtual_forwardings.cf
		$this->process_postfix_config('mysql-virtual_forwardings.cf');

		//* mysql-virtual_mailboxes.cf
		$this->process_postfix_config('mysql-virtual_mailboxes.cf');

		//* mysql-virtual_email2email.cf
		$this->process_postfix_config('mysql-virtual_email2email.cf');

		//* mysql-virtual_transports.cf
		$this->process_postfix_config('mysql-virtual_transports.cf');

		//* mysql-virtual_recipient.cf
		$this->process_postfix_config('mysql-virtual_recipient.cf');

		//* mysql-virtual_sender.cf
		$this->process_postfix_config('mysql-virtual_sender.cf');

		//* mysql-virtual_sender_login_maps.cf
		$this->process_postfix_config('mysql-virtual_sender_login_maps.cf');
		
		//* mysql-virtual_client.cf
		$this->process_postfix_config('mysql-virtual_client.cf');

		//* mysql-virtual_relaydomains.cf
		$this->process_postfix_config('mysql-virtual_relaydomains.cf');

		//* mysql-virtual_relayrecipientmaps.cf
		$this->process_postfix_config('mysql-virtual_relayrecipientmaps.cf');

		//* mysql-virtual_policy_greylist.cf
		$this->process_postfix_config('mysql-virtual_policy_greylist.cf');

		//* mysql-virtual_gids.cf.master
		$this->process_postfix_config('mysql-virtual_gids.cf');

		//* mysql-virtual_uids.cf
		$this->process_postfix_config('mysql-virtual_uids.cf');

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

		$filename='tag_as_foreign.re';
		$full_file_name=$config_dir.'/'.$filename;
		if(is_file($full_file_name)) copy($full_file_name, $full_file_name.'~');
		$content = rfsel($conf['ispconfig_install_dir'].'/server/conf-custom/install/postfix-'.$filename.'.master', 'tpl/postfix-'.$filename.'.master');
		wf($full_file_name, $content);

		//* Changing mode and group of the new created config files.
		caselog('chmod o= '.$config_dir.'/mysql-virtual_*.cf* &> /dev/null',
			__FILE__, __LINE__, 'chmod on mysql-virtual_*.cf*', 'chmod on mysql-virtual_*.cf* failed');
		caselog('chgrp '.$cf['group'].' '.$config_dir.'/mysql-virtual_*.cf* &> /dev/null',
			__FILE__, __LINE__, 'chgrp on mysql-virtual_*.cf*', 'chgrp on mysql-virtual_*.cf* failed');

		if(!is_dir($cf['vmail_mailbox_base'])) mkdir($cf['vmail_mailbox_base']);

		//* Creating virtual mail user and group
		if(is_group($cf['vmail_groupname'])) {
			$command = 'groupmod -g '.$cf['vmail_groupid'].' '.$cf['vmail_groupname'];
			caselog($command.' &> /dev/null', __FILE__, __LINE__, "EXECUTED: $command", "Failed to execute the command $command");
		} else {
			$command = 'groupadd -g '.$cf['vmail_groupid'].' '.$cf['vmail_groupname'];
			caselog($command.' &> /dev/null', __FILE__, __LINE__, "EXECUTED: $command", "Failed to execute the command $command");
		}

		if(is_user($cf['vmail_username'])) {
			$command = 'usermod -g '.$cf['vmail_groupname'].' -u '.$cf['vmail_userid'].' -d '.$cf['vmail_mailbox_base'].' -s /bin/bash '.$cf['vmail_username'];
			caselog("$command &> /dev/null", __FILE__, __LINE__, "EXECUTED: $command", "Failed to execute the command $command");
		} else {
			$command = 'useradd -g '.$cf['vmail_groupname'].' -u '.$cf['vmail_userid'].' '.$cf['vmail_username'].' -d '.$cf['vmail_mailbox_base'].' -m';
			caselog("$command &> /dev/null", __FILE__, __LINE__, "EXECUTED: $command", "Failed to execute the command $command");
		}

		if($cf['vmail_mailbox_base'] != '' && strlen($cf['vmail_mailbox_base']) >= 10 && $this->is_update === false) exec('chown -R '.$cf['vmail_username'].':'.$cf['vmail_groupname'].' '.$cf['vmail_mailbox_base']);

		//* These postconf commands will be executed on installation and update
		$server_ini_rec = $this->db->queryOneRecord("SELECT config FROM server WHERE server_id = ?", $conf['server_id']);
		$server_ini_array = ini_to_array(stripslashes($server_ini_rec['config']));
		unset($server_ini_rec);

		//* If there are RBL's defined, format the list and add them to smtp_recipient_restrictions to prevent removeal after an update
		$rbl_list = '';
		if (@isset($server_ini_array['mail']['realtime_blackhole_list']) && $server_ini_array['mail']['realtime_blackhole_list'] != '') {
			$rbl_hosts = explode(",", str_replace(" ", "", $server_ini_array['mail']['realtime_blackhole_list']));
			foreach ($rbl_hosts as $key => $value) {
				$rbl_list .= ", reject_rbl_client ". $value;
			}
		}
		unset($rbl_hosts);

		//* If Postgrey is installed, configure it
		$greylisting = '';
		if($conf['postgrey']['installed'] == true) {
			$greylisting = ', check_recipient_access mysql:/etc/postfix/mysql-virtual_policy_greylist.cf';
		}
		
		$reject_sender_login_mismatch = '';
		if(isset($server_ini_array['mail']['reject_sender_login_mismatch']) && ($server_ini_array['mail']['reject_sender_login_mismatch'] == 'y')) {
			$reject_sender_login_mismatch = ', reject_authenticated_sender_login_mismatch';
		}
		unset($server_ini_array);
		
		$postconf_placeholders = array('{config_dir}' => $config_dir,
			'{vmail_mailbox_base}' => $cf['vmail_mailbox_base'],
			'{vmail_userid}' => $cf['vmail_userid'],
			'{vmail_groupid}' => $cf['vmail_groupid'],
			'{rbl_list}' => $rbl_list,
			'{greylisting}' => $greylisting,
			'{reject_slm}' => $reject_sender_login_mismatch,
		);

		//* If PFS is possible, configure it
		if($use_pfs && !file_exists($config_dir.'/dh_512.pem')) exec('openssl gendh -out '.$config_dir.'/dh_512.pem -2 512');
		if($use_pfs && !file_exists($config_dir.'/dh_2048.pem')) exec('openssl gendh -out '.$config_dir.'/dh_2048.pem -2 2048');
		if($use_pfs && file_exists($config_dir.'/dh_512.pem') && file_exists($config_dir.'/dh_2048.pem')) {
			$postconf_placeholders = array_merge($postconf_placeholders, array(
				'{smtpd_tls_dh512_param_file}' => $config_dir.'/dh_512.pem',
				'{smtpd_tls_dh1024_param_file}' => $config_dir.'/dh_2048.pem' ));
		} else {
			$postconf_placeholders = array_merge($postconf_placeholders, array(
				'{smtpd_tls_dh512_param_file}' => '',
				'{smtpd_tls_dh1024_param_file}' => ''));
		}
		
		$postconf_tpl = rfsel($conf['ispconfig_install_dir'].'/server/conf-custom/install/opensuse_postfix.conf.master', 'tpl/opensuse_postfix.conf.master');
		$postconf_tpl = strtr($postconf_tpl, $postconf_placeholders);