<?php /** * StatusNet, the distributed open-source microblogging tool * * Monitoring output helper for IoMaster and IoManager/QueueManager * * PHP version 5 * * LICENCE: This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as published by * the Free Software Foundation, either version 3 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 Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. * * @category QueueManager * @package StatusNet * @author Brion Vibber <brion@status.net> * @copyright 2010 StatusNet, Inc. * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0 * @link http://status.net/ */ class QueueMonitor { protected $monSocket = null; /** * Increment monitoring statistics for a given counter, if configured. * Only explicitly listed thread/site/queue owners will be incremented. * * @param string $key counter name * @param array $owners list of owner keys like 'queue:jabber' or 'site:stat01' */ public function stats($key, $owners=array()) { $this->ping(array('counter' => $key, 'owners' => $owners)); } /** * Send thread state update to the monitoring server, if configured. * * @param string $thread ID (eg 'generic.1') * @param string $state ('init', 'queue', 'shutdown' etc) * @param string $substate (optional, eg queue name 'omb' 'sms' etc) */ public function logState($threadId, $state, $substate='') { $this->ping(array('thread_id' => $threadId, 'state' => $state, 'substate' => $substate, 'ts' => microtime(true))); } /** * General call to the monitoring server */ protected function ping($data) { $target = common_config('queue', 'monitor'); if (empty($target)) { return; } $data = $this->prepMonitorData($data); if (substr($target, 0, 4) == 'udp:') { $this->pingUdp($target, $data); } else if (substr($target, 0, 5) == 'http:') { $this->pingHttp($target, $data); } else { common_log(LOG_ERR, __METHOD__ . ' unknown monitor target type ' . $target); } } protected function pingUdp($target, $data) { if (!$this->monSocket) { $this->monSocket = stream_socket_client($target, $errno, $errstr); } if ($this->monSocket) { $post = http_build_query($data, '', '&'); stream_socket_sendto($this->monSocket, $post); } else { common_log(LOG_ERR, __METHOD__ . " UDP logging fail: $errstr"); } } protected function pingHttp($target, $data) { $client = new HTTPClient(); $result = $client->post($target, array(), $data); if (!$result->isOk()) { common_log(LOG_ERR, __METHOD__ . ' HTTP ' . $result->getStatus() . ': ' . $result->getBody()); } } protected function prepMonitorData($data) { #asort($data); #$macdata = http_build_query($data, '', '&'); #$key = 'This is a nice old key'; #$data['hmac'] = hash_hmac('sha256', $macdata, $key); return $data; } }