maintenance/renamewiki.php

   1 <?php
   2 require_once( "commandLine.inc" );
   3
   4 /**
   5  * Why yes, this *is* another special-purpose Wikimedia maintenance script!
   6  * Should be fixed up and generalized.
   7  */
   8
   9 if ( count( $args ) != 2 ) {
  10         wfDie( "Rename external storage dbs and leave a new one...\n" .
  11                         "Usage: php renamewiki.php <olddb> <newdb>\n" );
  12 }
  13
  14 list( $from, $to ) = $args;
  15
  16 echo "Renaming blob tables in ES from $from to $to...\n";
  17 echo "Sleeping 5 seconds...";
  18 sleep(5);
  19 echo "\n";
  20
  21 $maintenance = "$IP/maintenance";
  22
  23 # Initialise external storage
  24 if ( is_array( $wgDefaultExternalStore ) ) {
  25         $stores = $wgDefaultExternalStore;
  26 } elseif ( $wgDefaultExternalStore ) {
  27         $stores = array( $wgDefaultExternalStore );
  28 } else {
  29         $stores = array();
  30 }
  31 if ( count( $stores ) ) {
  32         require_once( 'ExternalStoreDB.php' );
  33         print "Initialising external storage $store...\n";
  34         global $wgDBuser, $wgDBpassword, $wgExternalServers;
  35         foreach ( $stores as $storeURL ) {
  36                 $m = array();
  37                 if ( !preg_match( '!^DB://(.*)$!', $storeURL, $m ) ) {
  38                         continue;
  39                 }
  40
  41                 $cluster = $m[1];
  42
  43                 # Hack
  44                 $wgExternalServers[$cluster][0]['user'] = $wgDBuser;
  45                 $wgExternalServers[$cluster][0]['password'] = $wgDBpassword;
  46
  47                 $store = new ExternalStoreDB;
  48                 $extdb =& $store->getMaster( $cluster );
  49                 $extdb->query( "SET table_type=InnoDB" );
  50                 $extdb->query( "CREATE DATABASE {$to}" );
  51                 $extdb->query( "ALTER TABLE {$from}.blobs RENAME TO {$to}.blobs" );
  52                 $extdb->selectDB( $from );
  53                 dbsource( "$maintenance/storage/blobs.sql", $extdb );
  54                 $extdb->immediateCommit();
  55         }
  56 }
  57
  58 echo "done.\n";
  59