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134 lines
4.2 KiB
PHP
134 lines
4.2 KiB
PHP
<?php
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/**
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* Postfix Admin
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*
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* LICENSE
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* This source file is subject to the GPL license that is bundled with
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* this package in the file LICENSE.TXT.
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*
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* Further details on the project are available at http://postfixadmin.sf.net
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*
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* @version $Id$
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* @license GNU GPL v2 or later.
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*
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* File: backup.php
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* Used to save all settings - but only works for MySQL databases.
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* Template File: -none-
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*
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* Template Variables: -none-
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*
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* Form POST \ GET Variables: -none-
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*/
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require_once('common.php');
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authentication_require_role('global-admin');
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(($CONF['backup'] == 'NO') ? header("Location: main.php") && exit : '1');
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// TODO: make backup supported for postgres
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if (db_pgsql()) {
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flash_error('Sorry: Backup is currently not supported for your DBMS ('.$CONF['database_type'].').');
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$smarty->assign('smarty_template', 'message');
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$smarty->display('index.tpl');
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die;
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}
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if (safeget('download') == "") {
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$smarty->assign('smarty_template', 'backupwarning');
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$smarty->display('index.tpl');
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die;
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}
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# Still here? Then let's create the database dump...
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/*
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SELECT attnum,attname,typname,atttypmod-4,attnotnull,atthasdef,adsrc
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AS def FROM pg_attribute,pg_class,pg_type,pg_attrdef
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WHERE pg_class.oid=attrelid AND pg_type.oid=atttypid
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AND attnum>0 AND pg_class.oid=adrelid AND adnum=attnum AND atthasdef='t' AND lower(relname)='admin'
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UNION SELECT attnum,attname,typname,atttypmod-4,attnotnull,atthasdef,''
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AS def FROM pg_attribute,pg_class,pg_type
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WHERE pg_class.oid=attrelid
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AND pg_type.oid=atttypid
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AND attnum>0
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AND atthasdef='f'
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AND lower(relname)='admin'
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$db = $_GET['db'];
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$cmd = "pg_dump -c -D -f /tix/miner/miner.sql -F p -N -U postgres $db";
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$res = `$cmd`;
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// Alternate: $res = shell_exec($cmd);
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echo $res;
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*/
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if ($_SERVER['REQUEST_METHOD'] == "GET") {
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umask(077);
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$path = (ini_get('upload_tmp_dir') != '') ? ini_get('upload_tmp_dir') : '/tmp';
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date_default_timezone_set(@date_default_timezone_get()); # Suppress date.timezone warnings
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// Should use mktemp() or similar.
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$backup = tempnam($path, 'postfixadmin-' . date('Ymd'));
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$filename = basename($backup) . '.sql';
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$header = "#\n# Postfix Admin $version\n# Date: " . date("D M j G:i:s T Y") . "\n#\n";
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if (!$fh = fopen($backup, 'w')) {
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flash_error("<div class=\"error_msg\">Cannot open file ($backup)</div>");
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$smarty->assign('smarty_template', 'message');
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$smarty->display('index.tpl');
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} else {
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fwrite($fh, $header);
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$tables = array(
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'admin',
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'alias',
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'alias_domain',
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'config',
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'domain',
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'domain_admins',
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'fetchmail',
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'log',
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'mailbox',
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'quota',
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'quota2',
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'vacation',
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'vacation_notification'
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);
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for ($i = 0 ; $i < sizeof($tables) ; ++$i) {
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$result = db_query_all("SHOW CREATE TABLE " . table_by_key($tables[$i]));
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foreach ($result as $row) {
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fwrite($fh, array_pop($row));
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}
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}
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for ($i = 0 ; $i < sizeof($tables) ; ++$i) {
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// may be a large resultset?
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$pdo = db_connect();
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$stmt = $pdo->prepare('SELECT * FROM ' . table_by_key($tables[$i]));
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$stmt->execute();
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while ($row = $stmt->fetch(PDO::FETCH_ASSOC)) {
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$fields = array_keys($row);
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$values = array_values($row);
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$values = array_map(function ($str) {
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return escape_string($str);
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}, $values);
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fwrite($fh, "INSERT INTO ". $tables[$i] . " (". implode(',', $fields) . ") VALUES ('" . implode('\',\'', $values) . "');\n");
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$fields = "";
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$values = "";
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}
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}
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}
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header("Content-Type: text/plain");
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header("Content-Disposition: attachment; filename=\"$filename\"");
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header("Content-Transfer-Encoding: binary");
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header("Content-Length: " . filesize($backup));
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header("Content-Description: Postfix Admin");
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$download_backup = fopen($backup, "r");
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unlink($backup);
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fpassthru($download_backup);
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}
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/* vim: set expandtab softtabstop=3 tabstop=3 shiftwidth=3: */
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