<?php
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/*
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Copyright (c) 2007, Till Brehm, projektfarm Gmbh
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All rights reserved.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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* Neither the name of ISPConfig nor the names of its contributors
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may be used to endorse or promote products derived from this software without
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specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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class postfix_server_plugin {
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var $plugin_name = 'postfix_server_plugin';
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var $class_name = 'postfix_server_plugin';
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var $postfix_config_dir = '/etc/postfix';
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//* This function is called during ispconfig installation to determine
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// if a symlink shall be created for this plugin.
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function onInstall() {
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global $conf;
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if($conf['services']['mail'] == true) {
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return true;
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} else {
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return false;
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}
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}
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/*
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This function is called when the plugin is loaded
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*/
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function onLoad() {
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global $app;
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/*
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Register for the events
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*/
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$app->plugins->registerEvent('server_insert', 'postfix_server_plugin', 'insert');
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$app->plugins->registerEvent('server_update', 'postfix_server_plugin', 'update');
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}
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function insert($event_name, $data) {
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global $app, $conf;
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$this->update($event_name, $data);
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}
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// The purpose of this plugin is to rewrite the main.cf file
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function update($event_name, $data) {
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global $app, $conf;
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// get the config
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$app->uses("getconf,system");
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$old_ini_data = $app->ini_parser->parse_ini_string($data['old']['config']);
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$mail_config = $app->getconf->get_server_config($conf['server_id'], 'mail');
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copy('/etc/postfix/main.cf', '/etc/postfix/main.cf~');
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if ($mail_config['relayhost'].$mail_config['relayhost_user'].$mail_config['relayhost_password'] != $old_ini_data['mail']['relayhost'].$old_ini_data['mail']['relayhost_user'].$old_ini_data['mail']['relayhost_password']) {
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$content = file_exists('/etc/postfix/sasl_passwd') ? file_get_contents('/etc/postfix/sasl_passwd') : '';
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$content = preg_replace('/^'.preg_quote($old_ini_data['email']['relayhost']).'\s+[^\n]*(:?\n|)/m','',$content);
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if (!empty($mail_config['relayhost']) || !empty($mail_config['relayhost_user']) || !empty($mail_config['relayhost_password'])) {
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$content .= "\n".$mail_config['relayhost'].' '.$mail_config['relayhost_user'].':'.$mail_config['relayhost_password'];
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}
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if (preg_replace('/^(#[^\n]*|\s+)(:?\n+|)/m','',$content) != '') {
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exec("postconf -e 'smtp_sasl_auth_enable = yes'");
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} else {
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exec("postconf -e 'smtp_sasl_auth_enable = no'");
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}
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exec("postconf -e 'relayhost = ".$mail_config['relayhost']."'");
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file_put_contents('/etc/postfix/sasl_passwd', $content);
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chmod('/etc/postfix/sasl_passwd', 0600);
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chown('/etc/postfix/sasl_passwd', 'root');
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chgrp('/etc/postfix/sasl_passwd', 'root');
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exec("postconf -e 'smtp_sasl_password_maps = hash:/etc/postfix/sasl_passwd'");
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exec("postconf -e 'smtp_sasl_security_options ='");
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exec('postmap /etc/postfix/sasl_passwd');
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exec($conf['init_scripts'] . '/' . 'postfix restart');
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}
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if($mail_config['realtime_blackhole_list'] != $old_ini_data['mail']['realtime_blackhole_list']) {
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$rbl_updated = false;
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$rbl_hosts = trim(preg_replace('/\s+/', '', $mail_config['realtime_blackhole_list']));
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if($rbl_hosts != ''){
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$rbl_hosts = explode(",", $rbl_hosts);
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}
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$options = explode(", ", exec("postconf -h smtpd_recipient_restrictions"));
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$new_options = array();
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foreach ($options as $key => $value) {
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if (!preg_match('/reject_rbl_client/', $value)) {
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$new_options[] = $value;
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} else {
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if(is_array($rbl_hosts) && !empty($rbl_hosts) && !$rbl_updated){
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$rbl_updated = true;
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foreach ($rbl_hosts as $key => $value) {
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$value = trim($value);
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if($value != '') $new_options[] = "reject_rbl_client ".$value;
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}
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}
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}
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}
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//* first time add rbl-list
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if (!$rbl_updated && is_array($rbl_hosts) && !empty($rbl_hosts)) {
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foreach ($rbl_hosts as $key => $value) {
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$value = trim($value);
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if($value != '') $new_options[] = "reject_rbl_client ".$value;
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}
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}
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exec("postconf -e 'smtpd_recipient_restrictions = ".implode(", ", $new_options)."'");
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exec('postfix reload');
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}
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if($mail_config['reject_sender_login_mismatch'] != $old_ini_data['mail']['reject_sender_login_mismatch']) {
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$options = explode(", ", exec("postconf -h smtpd_sender_restrictions"));
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$new_options = array();
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foreach ($options as $key => $value) {
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if (!preg_match('/reject_authenticated_sender_login_mismatch/', $value)) {
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$new_options[] = $value;
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}
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}
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if ($mail_config['reject_sender_login_mismatch'] == 'y') {
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reset($new_options); $i = 0;
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// insert after check_sender_access but before permit_...
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while (isset($new_options[$i]) && substr($new_options[$i], 0, 19) == 'check_sender_access') ++$i;
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array_splice($new_options, $i, 0, array('reject_authenticated_sender_login_mismatch'));
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}
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exec("postconf -e 'smtpd_sender_restrictions = ".implode(", ", $new_options)."'");
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exec('postfix reload');
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}
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if($app->system->is_installed('dovecot')) {
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$temp = exec("postconf -n virtual_transport", $out);
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if ($mail_config["mailbox_virtual_uidgid_maps"] == 'y') {
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// If dovecot switch to lmtp
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if($out[0] != "virtual_transport = lmtp:unix:private/dovecot-lmtp") {
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exec("postconf -e 'virtual_transport = lmtp:unix:private/dovecot-lmtp'");
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exec('postfix reload');
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$app->system->replaceLine("/etc/dovecot/dovecot.conf", "protocols = imap pop3", "protocols = imap pop3 lmtp");
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exec($conf['init_scripts'] . '/' . 'dovecot restart');
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}
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} else {
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// If dovecot switch to dovecot
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if($out[0] != "virtual_transport = dovecot") {
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exec("postconf -e 'virtual_transport = dovecot'");
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exec('postfix reload');
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$app->system->replaceLine("/etc/dovecot/dovecot.conf", "protocols = imap pop3 lmtp", "protocols = imap pop3");
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exec($conf['init_scripts'] . '/' . 'dovecot restart');
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}
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}
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}
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exec("postconf -e 'mailbox_size_limit = ".intval($mail_config['mailbox_size_limit']*1024*1024)."'"); //TODO : no reload?
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exec("postconf -e 'message_size_limit = ".intval($mail_config['message_size_limit']*1024*1024)."'"); //TODO : no reload?
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}
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} // end class
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?>
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