24 lines
890 B
TypeScript
24 lines
890 B
TypeScript
import { App } from "../Server/sifrr.server";
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import { HttpRequest, HttpResponse } from "uWebSockets.js";
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import { register, collectDefaultMetrics } from "prom-client";
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export class PrometheusController {
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constructor(private App: App) {
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collectDefaultMetrics({
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gcDurationBuckets: [0.001, 0.01, 0.1, 1, 2, 5], // These are the default buckets.
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});
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this.App.get("/metrics", this.metrics.bind(this));
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this.App.get("/metrics.json", this.metricsAsJSON.bind(this));
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}
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private metrics(res: HttpResponse, req: HttpRequest): void {
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res.writeHeader("Content-Type", register.contentType);
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res.end(register.metrics());
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}
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private metricsAsJSON(res: HttpResponse, req: HttpRequest): void {
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res.writeHeader('Content-Type', 'application/json');
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res.end(JSON.stringify(register.getMetricsAsJSON()));
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}
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}
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