Michael Schiemer
36ef2a1e2c
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- Remove middleware reference from Gitea Traefik labels (caused routing issues) - Optimize Gitea connection pool settings (MAX_IDLE_CONNS=30, authentication_timeout=180s) - Add explicit service reference in Traefik labels - Fix intermittent 504 timeouts by improving PostgreSQL connection handling Fixes Gitea unreachability via git.michaelschiemer.de
70 lines
1.7 KiB
PHP
70 lines
1.7 KiB
PHP
<?php
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declare(strict_types=1);
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namespace App\Framework\ExceptionHandling\Metrics;
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/**
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* Prometheus Exporter
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*
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* Exports exception metrics in Prometheus format.
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*/
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final readonly class PrometheusExporter
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{
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/**
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* Export metrics in Prometheus format
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*
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* @param ExceptionMetrics $metrics Metrics to export
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* @return string Prometheus-formatted metrics
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*/
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public function export(ExceptionMetrics $metrics): string
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{
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$lines = [];
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// Total exception count
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$lines[] = sprintf(
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'exception_total %d',
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$metrics->totalCount
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);
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// Exceptions by class
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foreach ($metrics->byClass as $class => $count) {
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$sanitizedClass = $this->sanitizeMetricName($class);
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$lines[] = sprintf(
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'exception_by_class{exception_class="%s"} %d',
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$sanitizedClass,
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$count
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);
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}
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// Exceptions by component
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foreach ($metrics->byComponent as $component => $count) {
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$sanitizedComponent = $this->sanitizeMetricName($component);
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$lines[] = sprintf(
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'exception_by_component{component="%s"} %d',
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$sanitizedComponent,
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$count
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);
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}
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// Average execution time
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$lines[] = sprintf(
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'exception_average_execution_time_ms %.2f',
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$metrics->averageExecutionTimeMs
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);
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return implode("\n", $lines);
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}
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/**
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* Sanitize metric name for Prometheus
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*/
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private function sanitizeMetricName(string $name): string
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{
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// Replace invalid characters
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$sanitized = preg_replace('/[^a-zA-Z0-9_:]/', '_', $name);
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return $sanitized;
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}
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}
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