<?php
+/**
+ * This script starts pending jobs.
+ *
+ * Usage:
+ * --maxjobs <num> (default 10000)
+ * --type <job_cmd>
+ *
+ * @file
+ * @ingroup Maintenance
+ */
-$optionsWithArgs = array( 'maxjobs' );
+$optionsWithArgs = array( 'maxjobs', 'type', 'procs' );
$wgUseNormalUser = true;
require_once( 'commandLine.inc' );
-require_once( "$IP/includes/JobQueue.php" );
-require_once( "$IP/includes/FakeTitle.php" );
+
+if ( isset( $options['procs'] ) ) {
+ $procs = intval( $options['procs'] );
+ if ( $procs < 1 || $procs > 1000 ) {
+ echo "Invalid argument to --procs\n";
+ exit( 1 );
+ }
+
+ // Don't share DB or memcached connections
+ $lb = wfGetLB();
+ $lb->closeAll();
+ $wgCaches = array();
+ unset( $wgMemc );
+
+ // Create the child processes
+ $children = array();
+ for ( $childId = 0; $childId < $procs; $childId++ ) {
+ $pid = pcntl_fork();
+ if ( $pid === -1 || $pid === false ) {
+ echo "Error creating child processes\n";
+ exit( 1 );
+ }
+ if ( !$pid ) {
+ break;
+ }
+
+ $children[$pid] = true;
+ }
+ if ( $pid ) {
+ // Parent process
+ // Trap SIGTERM
+ pcntl_signal( SIGTERM, 'handleTermSignal', false );
+ // Wait for a child to exit
+ $status = false;
+ $termReceived = false;
+ do {
+ $deadPid = pcntl_wait( $status );
+ // Run signal handlers
+ if ( function_exists( 'pcntl_signal_dispatch' ) ) {
+ pcntl_signal_dispatch();
+ } else {
+ declare (ticks=1) { $status = $status; }
+ }
+ if ( $deadPid > 0 ) {
+ unset( $children[$deadPid] );
+ }
+ // Respond to TERM signal
+ if ( $termReceived ) {
+ foreach ( $children as $childPid => $unused ) {
+ posix_kill( $childPid, SIGTERM );
+ }
+ $termReceived = false;
+ }
+ } while ( count( $children ) );
+ // All done
+ exit( 0 );
+ }
+
+ // Set up this child
+ $wgMemc = wfGetCache( $wgMainCacheType );
+}
if ( isset( $options['maxjobs'] ) ) {
$maxJobs = $options['maxjobs'];
$dbw = wfGetDB( DB_MASTER );
$n = 0;
-$conds = array();
+$conds = '';
if ($type !== false)
- $conds = array('job_cmd' => $type);
+ $conds = "job_cmd = " . $dbw->addQuotes($type);
-while ( $dbw->selectField( 'job', 'count(*)', $conds, 'runJobs.php' ) ) {
+while ( $dbw->selectField( 'job', 'job_id', $conds, 'runJobs.php' ) ) {
$offset=0;
for (;;) {
$job = ($type == false) ?
- Job::pop($offset, $type)
+ Job::pop($offset)
: Job::pop_type($type);
if ($job == false)
break;
wfWaitForSlaves( 5 );
- print $job->id . " " . $job->toString() . "\n";
+ $t = microtime( true );
$offset=$job->id;
+ $status = $job->run();
+ $t = microtime( true ) - $t;
+ $timeMs = intval( $t * 1000 );
if ( !$job->run() ) {
- print "Error: {$job->error}\n";
+ runJobsLog( $job->toString() . " t=$timeMs error={$job->error}" );
+ } else {
+ runJobsLog( $job->toString() . " t=$timeMs good" );
}
if ( $maxJobs && ++$n > $maxJobs ) {
break 2;
}
}
+
+function runJobsLog( $msg ) {
+ print wfTimestamp( TS_DB ) . " $msg\n";
+ wfDebugLog( 'runJobs', $msg );
+}
+
+function handleTermSignal( $signal ) {
+ $GLOBALS['termReceived'] = true;
+}
+