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| Name | Lines | Functions and Methods | CRAP | Classes and Traits | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| StoreMetricSource | 100.00% | 8 / 8 | 100.00% | 1 / 1 | 3 | 100.00% | 1 / 1 | |||
| collectMetrics | 100.00% | 8 / 8 | 100.00% | 1 / 1 | 3 | |||||
| 1 | <?php | |
| 2 | ||
| 3 | declare(strict_types=1); | |
| 4 | ||
| 5 | namespace Stewart\Runtime\Metrics\Source; | |
| 6 | ||
| 7 | use Stewart\Runtime\Control\Protocol\Status\RuntimeSnapshot; | |
| 8 | use Stewart\Runtime\Metrics\Exposition\MetricFamily; | |
| 9 | use Stewart\Runtime\Metrics\Exposition\MetricLabels; | |
| 10 | use Stewart\Runtime\Metrics\Exposition\MetricType; | |
| 11 | use Stewart\Runtime\Metrics\Exposition\PrometheusNumber; | |
| 12 | use Stewart\Runtime\Metrics\RuntimeMetricSource; | |
| 13 | ||
| 14 | final readonly class StoreMetricSource implements RuntimeMetricSource | |
| 15 | { | |
| 16 | /** @return list<MetricFamily> */ | |
| 17 | public function collectMetrics(RuntimeSnapshot $snapshot): array | |
| 18 | { | |
| 19 | $store = $snapshot->store; | |
| 20 | $available = new MetricFamily('stewart_store_available', 'Whether workers reach the store; 1 or 0.', MetricType::Gauge); | |
| 21 | $lastFailure = new MetricFamily('stewart_store_last_failure_timestamp_seconds', 'Unix time of the last store failure.', MetricType::Gauge); | |
| 22 | ||
| 23 | if ($store !== null) { | |
| 24 | $available->recordSample(MetricLabels::none(), $store->available); | |
| 25 | } | |
| 26 | ||
| 27 | if ($store?->lastFailureAt !== null) { | |
| 28 | $lastFailure->recordSample(MetricLabels::none(), PrometheusNumber::convertToEpochSeconds($store->lastFailureAt)); | |
| 29 | } | |
| 30 | ||
| 31 | return [$available, $lastFailure]; | |
| 32 | } | |
| 33 | } |