XXX report broken Squids per mail or log */
static function purge( $urlArr ) {
- global $wgSquidServers, $wgHTCPMulticastAddress, $wgHTCPPort, $wgSquidResponseLimit;
+ global $wgSquidServers, $wgHTCPMulticastAddress, $wgHTCPPort;
/*if ( (@$wgSquidServers[0]) == 'echo' ) {
echo implode("<br />\n", $urlArr) . "<br />\n";
return;
}*/
- if( empty( $urlArr ) ) {
+ if( !$urlArr ) {
return;
}
wfProfileIn( __METHOD__ );
- $maxsocketspersquid = 8; // socket cap per Squid
- $urlspersocket = 400; // 400 seems to be a good tradeoff, opening a socket takes a while
- $firsturl = SquidUpdate::expand( $urlArr[0] );
- unset($urlArr[0]);
- $urlArr = array_values($urlArr);
- $sockspersq = max(ceil(count($urlArr) / $urlspersocket ),1);
- if ($sockspersq == 1) {
- /* the most common case */
- $urlspersocket = count($urlArr);
- } else if ($sockspersq > $maxsocketspersquid ) {
- $urlspersocket = ceil(count($urlArr) / $maxsocketspersquid);
- $sockspersq = $maxsocketspersquid;
+ $maxSocketsPerSquid = 8; // socket cap per Squid
+ $urlsPerSocket = 400; // 400 seems to be a good tradeoff, opening a socket takes a while
+ $socketsPerSquid = ceil( count( $urlArr ) / $urlsPerSocket );
+ if ( $socketsPerSquid > $maxSocketsPerSquid ) {
+ $socketsPerSquid = $maxSocketsPerSquid;
}
- $totalsockets = count($wgSquidServers) * $sockspersq;
- $sockets = Array();
- /* this sets up the sockets and tests the first socket for each server. */
- for ($ss=0;$ss < count($wgSquidServers);$ss++) {
- $failed = false;
- $so = 0;
- while ($so < $sockspersq && !$failed) {
- if ($so == 0) {
- /* first socket for this server, do the tests */
- @list($server, $port) = explode(':', $wgSquidServers[$ss]);
- if(!isset($port)) $port = 80;
- #$this->debug("Opening socket to $server:$port");
- $error = $errstr = false;
- $socket = @fsockopen($server, $port, $error, $errstr, 3);
- #$this->debug("\n");
- if (!$socket) {
- $failed = true;
- $totalsockets -= $sockspersq;
- } else {
- $msg = 'PURGE ' . $firsturl . " HTTP/1.0\r\n".
- "Connection: Keep-Alive\r\n\r\n";
- #$this->debug($msg);
- @fputs($socket,$msg);
- #$this->debug("...");
- $res = @fread($socket,512);
- #$this->debug("\n");
- /* Squid only returns http headers with 200 or 404 status,
- if there's more returned something's wrong */
- if (strlen($res) > $wgSquidResponseLimit) {
- fclose($socket);
- $failed = true;
- $totalsockets -= $sockspersq;
- } else {
- @stream_set_blocking($socket,false);
- $sockets[] = $socket;
- }
- }
- } else {
- /* open the remaining sockets for this server */
- list($server, $port) = explode(':', $wgSquidServers[$ss]);
- if(!isset($port)) $port = 80;
- $socket = @fsockopen($server, $port, $error, $errstr, 2);
- @stream_set_blocking($socket,false);
- $sockets[] = $socket;
+ $pool = new SquidPurgeClientPool;
+ $chunks = array_chunk( $urlArr, ceil( count( $urlArr ) / $socketsPerSquid ) );
+ foreach ( $wgSquidServers as $server ) {
+ foreach ( $chunks as $chunk ) {
+ $client = new SquidPurgeClient( $server );
+ foreach ( $chunk as $url ) {
+ $client->queuePurge( $url );
}
- $so++;
+ $pool->addClient( $client );
}
}
+ $pool->run();
- if ($urlspersocket > 0) {
- /* now do the heavy lifting. The fread() relies on Squid returning only the headers */
- for ($r=0;$r < $urlspersocket;$r++) {
- for ($s=0;$s < $totalsockets;$s++) {
- if($r != 0) {
- $res = '';
- $esc = 0;
- while (strlen($res) < 100 && $esc < 200 ) {
- $res .= @fread($sockets[$s],512);
- $esc++;
- usleep(20);
- }
- }
- $urindex = $r + $urlspersocket * ($s - $sockspersq * floor($s / $sockspersq));
- $url = SquidUpdate::expand( $urlArr[$urindex] );
- $msg = 'PURGE ' . $url . " HTTP/1.0\r\n".
- "Connection: Keep-Alive\r\n\r\n";
- #$this->debug($msg);
- @fputs($sockets[$s],$msg);
- #$this->debug("\n");
- }
- }
- }
- #$this->debug("Reading response...");
- foreach ($sockets as $socket) {
- $res = '';
- $esc = 0;
- while (strlen($res) < 100 && $esc < 200 ) {
- $res .= @fread($socket,1024);
- $esc++;
- usleep(20);
- }
-
- @fclose($socket);
- }
- #$this->debug("\n");
wfProfileOut( __METHOD__ );
}
wfProfileOut( __METHOD__ );
}
- function debug( $text ) {
- global $wgDebugSquid;
- if ( $wgDebugSquid ) {
- wfDebug( $text );
- }
- }
-
/**
* Expand local URLs to fully-qualified URLs using the internal protocol
* and host defined in $wgInternalServer. Input that's already fully-