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| 1 | <?php |
| 2 | |
| 3 | namespace GrowthExperiments\Maintenance; |
| 4 | |
| 5 | use GrowthExperiments\GrowthExperimentsServices; |
| 6 | use GrowthExperiments\PeriodicMetrics\MetricsFactory; |
| 7 | use GrowthExperiments\Util; |
| 8 | use InvalidArgumentException; |
| 9 | use Liuggio\StatsdClient\Factory\StatsdDataFactoryInterface; |
| 10 | use MediaWiki\Maintenance\Maintenance; |
| 11 | |
| 12 | $IP = getenv( 'MW_INSTALL_PATH' ); |
| 13 | if ( $IP === false ) { |
| 14 | $IP = __DIR__ . '/../../..'; |
| 15 | } |
| 16 | require_once "$IP/maintenance/Maintenance.php"; |
| 17 | |
| 18 | class UpdateMetrics extends Maintenance { |
| 19 | |
| 20 | /** @var StatsdDataFactoryInterface */ |
| 21 | private $statsDataFactory; |
| 22 | |
| 23 | /** @var MetricsFactory */ |
| 24 | private $metricsFactory; |
| 25 | |
| 26 | public function __construct() { |
| 27 | parent::__construct(); |
| 28 | $this->requireExtension( 'GrowthExperiments' ); |
| 29 | |
| 30 | $this->addDescription( 'Push calculated metrics to StatsD' ); |
| 31 | $this->addOption( 'verbose', 'Output values of metrics calculated' ); |
| 32 | } |
| 33 | |
| 34 | /** |
| 35 | * Init all services |
| 36 | */ |
| 37 | private function initServices(): void { |
| 38 | $services = $this->getServiceContainer(); |
| 39 | |
| 40 | $this->statsDataFactory = $services->getPerDbNameStatsdDataFactory(); |
| 41 | $this->metricsFactory = GrowthExperimentsServices::wrap( $services ) |
| 42 | ->getMetricsFactory(); |
| 43 | } |
| 44 | |
| 45 | /** |
| 46 | * @inheritDoc |
| 47 | */ |
| 48 | public function execute() { |
| 49 | $this->initServices(); |
| 50 | |
| 51 | foreach ( MetricsFactory::METRICS as $metricName ) { |
| 52 | try { |
| 53 | $metric = $this->metricsFactory->newMetric( $metricName ); |
| 54 | } catch ( InvalidArgumentException $e ) { |
| 55 | $this->error( 'ERROR: Metric "' . $metricName . '" failed to be constructed' ); |
| 56 | Util::logException( $e ); |
| 57 | continue; |
| 58 | } |
| 59 | |
| 60 | $metricValue = $metric->calculate(); |
| 61 | $this->statsDataFactory->gauge( |
| 62 | $metric->getStatsdKey(), |
| 63 | $metricValue |
| 64 | ); |
| 65 | |
| 66 | if ( $this->hasOption( 'verbose' ) ) { |
| 67 | $this->output( $metricName . ' is ' . $metricValue . '.' . PHP_EOL ); |
| 68 | } |
| 69 | } |
| 70 | } |
| 71 | } |
| 72 | |
| 73 | $maintClass = UpdateMetrics::class; |
| 74 | require_once RUN_MAINTENANCE_IF_MAIN; |