express-prometheus-middleware - npm Package Compare versions

Comparing version 0.1.0 to 0.2.0

CHANGELOG.md

		@@ -5,2 +5,12 @@ # Change Log

		<a name="0.2.0"></a>
		# [0.2.0](https://github.com/joao-fontenele/express-prometheus-middleware/compare/v0.1.0...v0.2.0) (2018-08-14)


		### Features

		* export a middleware factory ([af1acd6](https://github.com/joao-fontenele/express-prometheus-middleware/commit/af1acd6))



		<a name="0.1.0"></a>
		@@ -7,0 +17,0 @@ # 0.1.0 (2018-08-11)

package.json

		{
		"name": "express-prometheus-middleware",
		"version": "0.1.0",
		"version": "0.2.0",
		"description": "red/use metrics for express applications",
		@@ -5,0 +5,0 @@ "main": "src/index.js",

src/index.js

		@@ -15,34 +15,34 @@ const express = require('express');

		const app = express();
		module.exports = () => {
		const app = express();

		/**
		* Corresponds to the R(equest rate), E(error rate), and D(uration of requests),
		* of the RED metrics.
		*/
		const redMiddleware = ResponseTime((req, res, time) => {
		const { path, method } = req;
		/**
		* Corresponds to the R(equest rate), E(error rate), and D(uration of requests),
		* of the RED metrics.
		*/
		const redMiddleware = ResponseTime((req, res, time) => {
		const { path, method } = req;

		if (path !== '/metrics') {
		// will replace ids from the route with `#val` placeholder this serves to
		// measure the same routes, e.g., /image/id1, and /image/id2, will be
		// treated as the same route
		const route = normalizePath(path);
		const status = normalizeStatusCode(res.statusCode);
		if (path !== '/metrics') {
		// will replace ids from the route with `#val` placeholder this serves to
		// measure the same routes, e.g., /image/id1, and /image/id2, will be
		// treated as the same route
		const route = normalizePath(path);
		const status = normalizeStatusCode(res.statusCode);

		requestCount.inc({ route, method, status });
		requestCount.inc({ route, method, status });

		requestDuration.labels(method, route, status).observe(time);
		}
		});
		requestDuration.labels(method, route, status).observe(time);
		}
		});

		// when this file is required, we will start to collect automatically
		Prometheus.collectDefaultMetrics();
		// when this file is required, we will start to collect automatically
		Prometheus.collectDefaultMetrics();

		app.use(redMiddleware);
		app.use(redMiddleware);

		app.get('/metrics', (req, res) => {
		res.set('Content-Type', Prometheus.register.contentType);
		res.end(Prometheus.register.metrics());
		});

		module.exports = app;
		app.get('/metrics', (req, res) => {
		res.set('Content-Type', Prometheus.register.contentType);
		res.end(Prometheus.register.metrics());
		});
		};

express-prometheus-middleware - npm Package Compare versions

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