X-Git-Url: https://scripts.mit.edu/gitweb/autoinstallsdev/mediawiki.git/blobdiff_plain/19e297c21b10b1b8a3acad5e73fc71dcb35db44a..6932310fd58ebef145fa01eb76edf7150284d8ea:/maintenance/lag.php

diff --git a/maintenance/lag.php b/maintenance/lag.php
index fdc74293..fa2bd54e 100644
--- a/maintenance/lag.php
+++ b/maintenance/lag.php
@@ -1,17 +1,37 @@
 <?php
-
 /**
  * Shows database lag
  *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
  * @ingroup Maintenance
  */
 
-require_once( dirname( __FILE__ ) . '/Maintenance.php' );
+require_once __DIR__ . '/Maintenance.php';
 
+/**
+ * Maintenance script to show database lag.
+ *
+ * @ingroup Maintenance
+ */
 class DatabaseLag extends Maintenance {
 	public function __construct() {
 		parent::__construct();
-		$this->mDescription = "Shows database lag";
+		$this->addDescription( 'Shows database lag' );
 		$this->addOption( 'r', "Don't exit immediately, but show the lag every 5 seconds" );
 	}
 
@@ -19,19 +39,20 @@ class DatabaseLag extends Maintenance {
 		if ( $this->hasOption( 'r' ) ) {
 			$lb = wfGetLB();
 			echo 'time     ';
-			for ( $i = 1; $i < $lb->getServerCount(); $i++ ) {
+
+			$serverCount = $lb->getServerCount();
+			for ( $i = 1; $i < $serverCount; $i++ ) {
 				$hostname = $lb->getServerName( $i );
 				printf( "%-12s ", $hostname );
 			}
 			echo "\n";
 
 			while ( 1 ) {
-				$lb->clearLagTimeCache();
 				$lags = $lb->getLagTimes();
 				unset( $lags[0] );
 				echo gmdate( 'H:i:s' ) . ' ';
 				foreach ( $lags as $lag ) {
-					printf( "%-12s " , $lag === false ? 'false' : $lag );
+					printf( "%-12s ", $lag === false ? 'false' : $lag );
 				}
 				echo "\n";
 				sleep( 5 );
@@ -41,11 +62,11 @@ class DatabaseLag extends Maintenance {
 			$lags = $lb->getLagTimes();
 			foreach ( $lags as $i => $lag ) {
 				$name = $lb->getServerName( $i );
-				$this->output( sprintf( "%-20s %s\n" , $name, $lag === false ? 'false' : $lag ) );
+				$this->output( sprintf( "%-20s %s\n", $name, $lag === false ? 'false' : $lag ) );
 			}
 		}
 	}
 }
 
 $maintClass = "DatabaseLag";
-require_once( RUN_MAINTENANCE_IF_MAIN );
+require_once RUN_MAINTENANCE_IF_MAIN;