@sigfox/koa-prometheus

1.1.0 • Public • Published

koa-prometheus

Koa middleware exposing Prometheus metrics.

Features

Mount route providing metrics formatted for Prometheus, as text or JSON. Metrics collection interval is customizable, as well as the endpoint URL and metric attribute name prefix.

Install

npm install @sigfox/koa-prometheus

Usage

const prometheus = require('@sigfox/koa-prometheus');
const Koa = require('koa');

const app = new Koa().use(prometheus());
const server = app.listen();

Response format

Default response format is Prometheus-formatted text.

To receive it as a JSON-formatted response, set request's Accept header to application/json.

Configuration

Type Default Description
interval number 10000 The interval at which metrics are collected
prefix string none Prefix to add to each metric attribute name
url string /metrics API endpoint URL configuration

Test

npm test

Licence

This project is licensed under the MIT License - see the LICENSE file for details.

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Install

npm i @sigfox/koa-prometheus

Weekly Downloads

1

Version

1.1.0

License

MIT

Unpacked Size

5.18 kB

Total Files

5

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Collaborators

  • robnriks
  • cgrimal
  • damien-s
  • lbdremy