Better bug reference for r114231.

[lhc/web/wiklou.git] / maintenance / purgeStaleMemcachedText.php

diff --git a/maintenance/purgeStaleMemcachedText.php b/maintenance/purgeStaleMemcachedText.php
index f5a8825..fc9a6a8 100644 (file)
--- a/maintenance/purgeStaleMemcachedText.php
+++ b/maintenance/purgeStaleMemcachedText.php
@@ -1,17 +1,36 @@
 <?php
+/**
+ * @ingroup Maintenance Memcached
+ * @file
+ */
 
 require_once( dirname( __FILE__ ) . '/commandLine.inc' );
 
 function purgeStaleMemcachedText() {
-       global $wgMemc;
+       global $wgMemc, $wgDBname;
        $db = wfGetDB( DB_MASTER );
        $maxTextId = $db->selectField( 'text', 'max(old_id)' );
-       $latestReplicatedTextId = $db->selectField( array( 'revision','recentchanges'), 'rev_text_id', array( 'rev_id = rc_this_oldid', "rc_timestamp < '20101225063000'" ) );
+       $latestReplicatedTextId = $db->selectField( array( 'recentchanges', 'revision' ), 'rev_text_id', 
+               array( 'rev_id = rc_this_oldid', "rc_timestamp < '20101225183000'"),  'purgeStaleMemcachedText', 
+               array( 'ORDER BY' => 'rc_timestamp DESC' ) );
        $latestReplicatedTextId -= 100; # A bit of paranoia
 
+       echo "Going to purge text entries from $latestReplicatedTextId to $maxTextId in $wgDBname\n";
+
        for ( $i = $latestReplicatedTextId; $i < $maxTextId; $i++ ) {
-               $key = wfMemcKey( 'revisiontext', 'textid', $i++ );
-               $wgMemc->delete( $key );
+               $key = wfMemcKey( 'revisiontext', 'textid', $i );
+               
+               while (1) {
+                       if (! $wgMemc->delete( $key ) ) {
+                               echo "Memcache delete for $key returned false\n";
+                       }
+                       if ( $wgMemc->get( $key ) ) {
+                               echo "There's still content in $key!\n";
+                       } else {
+                               break;
+                       }
+               }
+               
        }
 }