server = $GLOBALS['L_MYSQL_HOST'];
$this->client = $GLOBALS['L_MYSQL_CLIENT'];
}
/* ----------------------------------------------------------------- */
/** Hook called by m_quota to obtain the quota managed by this class.
* Quota name
*/
function alternc_quota_names() {
return array("mysql","mysql_users");
}
/*---------------------------------------------------------------------------*/
/** Get the list of the database for the current user.
* @return array returns an associative array as follow :
* "db" => database name "bck" => backup mode for this db
* "dir" => Backup folder.
* "size" => Size of the database (in bytes)
* Returns FALSE if the user has no database.
*/
function get_dblist() {
global $db,$err,$bro,$cuid;
$err->log("mysql","get_dblist");
$db->query("SELECT login,pass,db, bck_mode, bck_dir FROM db WHERE uid='$cuid';");
if (!$db->num_rows()) {
$err->raise("mysql",11);
return false;
}
$c=array();
while ($db->next_record()) {
list($dbu,$dbn)=split_mysql_database_name($db->f("db"));
$c[]=array("db"=>$db->f("db"), "name"=>$dbn,"bck"=>$db->f("bck_mode"), "dir"=>$db->f("bck_dir"), "login"=>$db->f("login"), "pass"=>$db->f("pass"));
}
/* find the size of each database */
foreach ($c as $key => $val) {
$c[$key]['size'] = $this->get_db_size($c[$key]['db']);
}
return $c;
}
/*---------------------------------------------------------------------------*/
/** Returns the details of a user's database.
* $dbn is the name of the database (after the _) or nothing for the database "$user"
* @return array returns an associative array as follow :
* "db" => Name of the database
* "bck" => Current bckup mode
* "dir" => Backup directory
* "size" => Size of the database (in bytes)
* "pass" => Password of the user
* "history" => Number of backup we keep
* "gzip" => Does we compress the dumps ?
* Returns FALSE if the user has no database of if the database does not exist.
*/
function get_mysql_details($dbn) {
global $db,$err,$bro,$mem,$cuid;
$root="/var/alternc/html/".substr($mem->user["login"],0,1)."/".$mem->user["login"];
$err->log("mysql","get_mysql_details");
$dbname=$mem->user["login"].($dbn?"_":"").$dbn;
$size=$this->get_db_size($dbname);
$db->query("SELECT login,pass,db, bck_mode, bck_gzip, bck_dir, bck_history FROM db WHERE uid='$cuid' AND db='$dbname';");
if (!$db->num_rows()) {
$err->raise("mysql",4);
return array("enabled"=>false);
}
$c=array();
$db->next_record();
list($dbu,$dbn)=split_mysql_database_name($db->f("db"));
return array("enabled"=>true,"login"=>$db->f("login"),"db"=>$db->f("db"), "name"=>$dbn,"bck"=>$db->f("bck_mode"), "dir"=>substr($db->f("bck_dir"),strlen($root)), "size"=>$size, "pass"=>$db->f("pass"), "history"=>$db->f("bck_history"), "gzip"=>$db->f("bck_gzip"));
}
/*---------------------------------------------------------------------------*/
/** Create a new database for the current user.
* @param $dbn string Database name ($user_$dbn is the mysql db name)
* @return TRUE if the database $user_$db has been successfully created, or FALSE if
* an error occured, such as over quota user.
*/
function add_db($dbn) {
global $db,$err,$quota,$mem,$cuid;
$err->log("mysql","add_db",$dbn);
if (!$quota->cancreate("mysql")) {
$err->raise("mysql",1);
return false;
}
if (!ereg("^[0-9a-z]*$",$dbn)) {
$err->raise("mysql",2);
return false;
}
$dbname=$mem->user["login"].($dbn?"_":"").$dbn;
if (strlen($dbname) > 64) {
$err->raise("mysql",12);
return false;
}
$db->query("SELECT * FROM db WHERE db='$dbname';");
if ($db->num_rows()) {
$err->raise("mysql",3);
return false;
}
// find the login/pass for this user :
$db->query("SELECT login,pass FROM db WHERE uid='$cuid' LIMIT 0,1;");
if (!$db->num_rows()) {
$lo=$mem->user["login"];
$pa="";
} else {
$db->next_record();
$lo=addslashes($db->f("login"));
$pa=addslashes($db->f("pass"));
}
// Ok, database does not exist, quota is ok and dbname is compliant. Let's proceed
$db->query("INSERT INTO db (uid,login,pass,db,bck_mode) VALUES ('$cuid','$lo','$pa','$dbname',0);");
// give everything but GRANT on db.*
// we assume there's already a user
$db->query("GRANT ALL PRIVILEGES ON `".$dbname."`.* TO '".$lo."'@'$this->client'");
$db->query("CREATE DATABASE $dbname;");
return true;
}
/*---------------------------------------------------------------------------*/
/** Delete a database for the current user.
* @param $dbn string Name of the database to delete. The db name is $user_$dbn
* @return TRUE if the database $user_$db has been successfully deleted, or FALSE if
* an error occured, such as db does not exist.
*/
function del_db($dbn) {
global $db,$err,$mem,$cuid;
$err->log("mysql","del_db",$dbn);
if (!ereg("^[0-9a-z]*$",$dbn)) {
$err->raise("mysql",2);
return false;
}
$dbname=$mem->user["login"].($dbn?"_":"").$dbn;
$db->query("SELECT login FROM db WHERE db='$dbname';");
if (!$db->num_rows()) {
$err->raise("mysql",4);
return false;
}
$db->next_record();
$login=$db->f("login");
// Ok, database exists and dbname is compliant. Let's proceed
$db->query("DELETE FROM db WHERE uid='$cuid' AND db='$dbname';");
$db->query("DROP DATABASE $dbname;");
$db->query("SELECT COUNT(*) AS cnt FROM db WHERE uid='$cuid';");
$db->next_record();
$db->query("REVOKE ALL PRIVILEGES ON `".$dbname."`.* FROM '".$login."'@'$this->client'");
if ($db->f("cnt")==0) {
$db->query("DELETE FROM mysql.user WHERE User='".$login."';");
$db->query("FLUSH PRIVILEGES;");
}
return true;
}
/*---------------------------------------------------------------------------*/
/** Set the backup parameters for the database $db
* @param $db string database name
* @param $bck_mode integer Backup mode (0 = none 1 = daily 2 = weekly)
* @param $bck_history integer How many backup should we keep ?
* @param $bck_gzip boolean shall we compress the backup ?
* @param $bck_dir string Directory relative to the user account where the backup will be stored
* @return boolean true if the backup parameters has been successfully changed, false if not.
*/
function put_mysql_backup($dbn,$bck_mode,$bck_history,$bck_gzip,$bck_dir) {
global $db,$err,$mem,$bro,$cuid;
$err->log("mysql","put_mysql_backup");
if (!ereg("^[0-9a-z]*$",$dbn)) {
$err->raise("mysql",2);
return false;
}
$dbname=$mem->user["login"].($dbn?"_":"").$dbn;
$db->query("SELECT * FROM db WHERE uid='$cuid' AND db='$dbname';");
if (!$db->num_rows()) {
$err->raise("mysql",4);
return false;
}
$db->next_record();
$bck_mode=intval($bck_mode);
$bck_history=intval($bck_history);
if ($bck_gzip)
$bck_gzip="1";
else
$bck_gzip="0";
if (!$bck_mode)
$bck_mode="0";
if (!$bck_history) {
$err->raise("mysql",5);
return false;
}
if (($bck_dir=$bro->convertabsolute($bck_dir,0))===false) { // return a full path or FALSE
$err->raise("mysql",6);
return false;
}
$db->query("UPDATE db SET bck_mode='$bck_mode', bck_history='$bck_history', bck_gzip='$bck_gzip', bck_dir='$bck_dir' WHERE uid='$cuid' AND db='$dbname';");
return true;
}
/*---------------------------------------------------------------------------*/
/** Change the password of the user in MySQL
* @param $password string new password (cleartext)
* @return boolean TRUE if the password has been successfully changed, FALSE else.
*/
function put_mysql_details($password) {
global $db,$err,$mem,$cuid;
$err->log("mysql","put_mysql_details");
$db->query("SELECT * FROM db WHERE uid='$cuid';");
if (!$db->num_rows()) {
$err->raise("mysql",7);
return false;
}
$db->next_record();
$login=$db->f("login");
if (strlen($password)>16) {
$err->raise("mysql",8);
return false;
}
// Update all the "pass" fields for this user :
$db->query("UPDATE db SET pass='$password' WHERE uid='$cuid';");
$db->query("SET PASSWORD FOR '$login'@'$this->client' = PASSWORD('$password')");
return true;
}
/* ----------------------------------------------------------------- */
/** Create a new mysql account for this user
* @param string cleartext password for the new account
* It also create the first database.
*/
function new_mysql($password) {
global $db,$err,$mem,$cuid;
$err->log("mysql","new_mysql");
if (strlen($password)>16) {
$err->raise("mysql",8);
return false;
}
$db->query("SELECT * FROM db WHERE uid='$cuid';");
if ($db->num_rows()) {
$err->raise("mysql",10);
return false;
}
$login=$mem->user["login"];
$dbname=$mem->user["login"];
// OK, creation now...
$db->query("INSERT INTO db (uid,login,pass,db) VALUES ('$cuid','".$login."','$password','".$dbname."');");
// give everything but GRANT on $user.*
$db->query("GRANT ALL PRIVILEGES ON `".$dbname."`.* TO '".$login."'@'$this->client' IDENTIFIED BY '".$password."'");
$db->query("CREATE DATABASE ".$dbname.";");
return true;
}
/* ----------------------------------------------------------------- */
/** Restore a sql backup script on a user's database.
*/
function restore($file,$stdout,$id) {
global $err,$bro,$mem,$L_MYSQL_HOST;
if (!$r=$this->get_mysql_details($id)) {
return false;
}
if (!($fi=$bro->convertabsolute($file,0))) {
$err->raise("mysql",9);
return false;
}
if (substr($fi,-3)==".gz") {
$exe="/bin/gzip -d -c <".escapeshellarg($fi)." | /usr/bin/mysql -h".escapeshellarg($L_MYSQL_HOST)." -u".escapeshellarg($r["login"])." -p".escapeshellarg($r["pass"])." ".escapeshellarg($r["db"]);
} elseif (substr($fi,-4)==".bz2") {
$exe="/bin/bunzip2 -d -c <".escapeshellarg($fi)." | /usr/bin/mysql -h".escapeshellarg($L_MYSQL_HOST)." -u".escapeshellarg($r["login"])." -p".escapeshellarg($r["pass"])." ".escapeshellarg($r["db"]);
} else {
$exe="/usr/bin/mysql -h".escapeshellarg($L_MYSQL_HOST)." -u".escapeshellarg($r["login"])." -p".escapeshellarg($r["pass"])." ".escapeshellarg($r["db"])." <".escapeshellarg($fi);
}
$exe .= " 2>&1";
echo "" ;
if ($stdout) {
passthru($exe,$ret);
} else {
exec ($exe,$ret);
}
echo "