97 lines
3.1 KiB
PHP
97 lines
3.1 KiB
PHP
<?php
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// This file is part of GNU social - https://www.gnu.org/software/social
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//
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// GNU social is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// GNU social is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with GNU social. If not, see <http://www.gnu.org/licenses/>.
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/*
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* Check DB queries for filesorts and such and log em.
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*
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* @package SQLStatsPlugin
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* @author Evan Prodromou <evan@status.net>
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* @copyright 2011 StatusNet, Inc.
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* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
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*/
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defined('GNUSOCIAL') || die();
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/**
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* Check DB queries for filesorts and such and log em.
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*
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* @package SQLStatsPlugin
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* @author Evan Prodromou <evan@status.net>
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* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
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*/
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class SQLStatsPlugin extends Plugin
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{
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const PLUGIN_VERSION = '2.0.0';
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protected $queryCount = 0;
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protected $queryStart = 0;
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protected $queryTimes = array();
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protected $queries = array();
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public function onPluginVersion(array &$versions): bool
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{
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$versions[] = array('name' => 'SQLStats',
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'version' => self::PLUGIN_VERSION,
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'author' => 'Evan Prodromou',
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'homepage' => GNUSOCIAL_ENGINE_REPO_URL . 'tree/master/plugins/SQLStats',
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'rawdescription' =>
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// TRANS: Plugin decription.
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_m('Debug tool to watch for poorly indexed DB queries.'));
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return true;
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}
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public function onStartDBQuery($obj, $query, &$result)
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{
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$this->queryStart = hrtime(true);
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return true;
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}
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public function onEndDBQuery($obj, $query, &$result)
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{
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$endTime = hrtime(true);
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$this->queryTimes[] = round(($endTime - $this->queryStart) / 1000000);
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$this->queries[] = trim(preg_replace('/\s/', ' ', $query));
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$this->queryStart = 0;
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return true;
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}
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public function cleanup()
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{
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if (count($this->queryTimes) == 0) {
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$this->log(LOG_INFO, sprintf('0 queries this hit.'));
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} else {
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$this->log(LOG_INFO, sprintf(
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'%d queries this hit (total = %d, avg = %d, max = %d, min = %d)',
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count($this->queryTimes),
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array_sum($this->queryTimes),
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array_sum($this->queryTimes) / count($this->queryTimes),
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max($this->queryTimes),
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min($this->queryTimes)
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));
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}
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$verbose = common_config('sqlstats', 'verbose');
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if ($verbose) {
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foreach ($this->queries as $query) {
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$this->log(LOG_INFO, $query);
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}
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}
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}
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}
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