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import { prometheus } from "@hono/prometheus";
import { Counter, Histogram, Registry } from "prom-client";
export const registry = new Registry();
export const { printMetrics } = prometheus({
registry: registry,
prefix: "karakeep_",
collectDefaultMetrics: true,
});
export const workerStatsCounter = new Counter({
name: "karakeep_worker_stats",
help: "Stats for each worker",
labelNames: ["worker_name", "status"],
});
export const crawlerStatusCodeCounter = new Counter({
name: "karakeep_crawler_status_codes_total",
help: "HTTP status codes encountered during crawling",
labelNames: ["status_code"],
});
export const bookmarkCrawlLatencyHistogram = new Histogram({
name: "karakeep_bookmark_crawl_latency_seconds",
help: "Latency from bookmark creation to crawl completion (excludes recrawls and imports)",
buckets: [
0.1, 0.25, 0.5, 1, 2.5, 5, 7.5, 10, 15, 20, 30, 45, 60, 90, 120, 180, 300,
600, 900, 1200,
],
});
registry.registerMetric(workerStatsCounter);
registry.registerMetric(crawlerStatusCodeCounter);
registry.registerMetric(bookmarkCrawlLatencyHistogram);
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