* @param float|null $ifWritesSince Only wait if writes were done since this UNIX timestamp
* @param string|bool $wiki Wiki identifier accepted by wfGetLB
* @param string|bool $cluster Cluster name accepted by LBFactory. Default: false.
+ * @return bool Success (able to connect and no timeouts reached)
*/
function wfWaitForSlaves( $ifWritesSince = false, $wiki = false, $cluster = false ) {
// B/C: first argument used to be "max seconds of lag"; ignore such values
// Prevents permission error when getting master position
if ( $lb->getServerCount() > 1 ) {
if ( $ifWritesSince && !$lb->hasMasterConnection() ) {
- return; // assume no writes done
+ return true; // assume no writes done
}
$dbw = $lb->getConnection( DB_MASTER, array(), $wiki );
if ( $ifWritesSince && $dbw->lastDoneWrites() < $ifWritesSince ) {
- return; // no writes since the last wait
+ return true; // no writes since the last wait
}
$pos = $dbw->getMasterPos();
// The DBMS may not support getMasterPos() or the whole
// load balancer might be fake (e.g. $wgAllDBsAreLocalhost).
if ( $pos !== false ) {
- $lb->waitForAll( $pos );
+ return $lb->waitForAll( $pos, PHP_SAPI === 'cli' ? 86400 : null );
}
}
+
+ return true;
}
/**