mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/Scribunto
synced 2024-12-11 16:06:02 +00:00
114 lines
2.8 KiB
PHP
114 lines
2.8 KiB
PHP
<?php
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use MediaWiki\Logger\LoggerFactory;
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use Wikimedia\AtEase\AtEase;
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class Scribunto_LuaStandaloneEngine extends Scribunto_LuaEngine {
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/** @var int|null */
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protected static $clockTick;
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/** @var array|false */
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public $initialStatus;
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/**
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* @var Scribunto_LuaStandaloneInterpreter
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*/
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protected $interpreter;
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public function load() {
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parent::load();
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if ( php_uname( 's' ) === 'Linux' ) {
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$this->initialStatus = $this->interpreter->getStatus();
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} else {
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$this->initialStatus = false;
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}
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}
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/** @inheritDoc */
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public function getPerformanceCharacteristics() {
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return [
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'phpCallsRequireSerialization' => true,
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];
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}
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/** @inheritDoc */
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public function reportLimitData( ParserOutput $parserOutput ) {
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try {
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$this->load();
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} catch ( Exception $e ) {
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return;
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}
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if ( $this->initialStatus ) {
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$status = $this->interpreter->getStatus();
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$parserOutput->setLimitReportData( 'scribunto-limitreport-timeusage',
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[
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sprintf( "%.3f", $status['time'] / $this->getClockTick() ),
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// Strip trailing .0s
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rtrim( rtrim( sprintf( "%.3f", $this->options['cpuLimit'] ), '0' ), '.' )
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]
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);
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$parserOutput->setLimitReportData( 'scribunto-limitreport-virtmemusage',
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[
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$status['vsize'],
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$this->options['memoryLimit']
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]
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);
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$parserOutput->setLimitReportData( 'scribunto-limitreport-estmemusage',
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$status['vsize'] - $this->initialStatus['vsize']
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);
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}
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$logs = $this->getLogBuffer();
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if ( $logs !== '' ) {
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$parserOutput->addModules( [ 'ext.scribunto.logs' ] );
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$parserOutput->setLimitReportData( 'scribunto-limitreport-logs', $logs );
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}
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}
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/** @inheritDoc */
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public function formatLimitData( $key, &$value, &$report, $isHTML, $localize ) {
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switch ( $key ) {
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case 'scribunto-limitreport-logs':
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if ( $isHTML ) {
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$report .= $this->formatHtmlLogs( $value, $localize );
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}
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return false;
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}
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return true;
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}
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/**
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* @return int
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*/
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protected function getClockTick() {
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if ( self::$clockTick === null ) {
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AtEase::suppressWarnings();
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self::$clockTick = intval( shell_exec( 'getconf CLK_TCK' ) );
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AtEase::restoreWarnings();
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if ( !self::$clockTick ) {
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self::$clockTick = 100;
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}
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}
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return self::$clockTick;
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}
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/**
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* @return Scribunto_LuaStandaloneInterpreter
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*/
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protected function newInterpreter() {
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return new Scribunto_LuaStandaloneInterpreter( $this, $this->options + [
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'logger' => LoggerFactory::getInstance( 'Scribunto' )
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] );
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}
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/** @inheritDoc */
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public function getSoftwareInfo( array &$software ) {
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$ver = Scribunto_LuaStandaloneInterpreter::getLuaVersion( $this->options );
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if ( $ver !== null ) {
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if ( substr( $ver, 0, 6 ) === 'LuaJIT' ) {
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$software['[http://luajit.org/ LuaJIT]'] = str_replace( 'LuaJIT ', '', $ver );
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} else {
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$software['[http://www.lua.org/ Lua]'] = str_replace( 'Lua ', '', $ver );
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}
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}
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}
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}
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