<? 



/*///////////////////////// 

#FileName: mysql_backup.php 

#Author: faisun 

#Website: http://www.XXX.com 

////////////////////////*/ 



//保存目录,路径要用反斜杠.您需要手动建立它. 

$store_folder = 'e:\databse_backup'; 



//用户名和密码 

//该帐号须有操作的数据库及FILE的权限 

//否则有些数据库不能备份. 

$db_username = "root"; 

$db_password = "XXXXXXX"; 



$time=time(); 



$nowdir = "$store_folder\\".date("Ymd",$time).""; 

if(file_exists("$nowdir.rar")) die("File exists.\r\n"); 

@mkdir($nowdir); 



mysql_connect("localhost","$db_username","$db_password"); 

$query=mysql_list_dbs(); 





$command = ''; 

while($result=mysql_fetch_array($query)){ 

    $command .= dirname(__FILE__).'\..\mysql\bin\mysqldump --default-character-set=gbk '."$result -u{$db_username} ".($db_password?"-p{$db_password}":"")." > $nowdir\\$result.sql \r\n"; 

    $command .= "echo dumping database `$result`... \r\n"; 

} 

    $command .= "echo Winrar loading...\r\n"; 



$command .= dirname(__FILE__)."\\WinRAR\\WinRAR.exe a -ep1 -r -o+ -m5 -df \"$nowdir.rar\" \"$nowdir\" \r\n"; 



$command .= "echo OK!\r\n"; 



$command .= "del mysqldumping_temp.bat\r\n"; 



$fp = fopen('mysqldumping_temp.bat','w'); 

fwrite($fp,$command); 

fclose($fp); 





//删除 5 天前的文件 

@unlink("$store_folder\\".date("Ymd",$time-86400*5).".rar"); 



?>