af6924a27c
This commit adds a '/metrics' endpoint in the API that can be exploited by Prometheus. This endpoint returns: - the number of connected sockets - the number of users per room - common NodeJS and system metrics WARNING: this endpoint is public right now and should be protected
56 lines
2.1 KiB
TypeScript
56 lines
2.1 KiB
TypeScript
// lib/app.ts
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import {IoSocketController} from "./Controller/IoSocketController"; //TODO fix import by "_Controller/..."
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import {AuthenticateController} from "./Controller/AuthenticateController"; //TODO fix import by "_Controller/..."
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import express from "express";
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import {Application, Request, Response} from 'express';
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import bodyParser = require('body-parser');
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import * as http from "http";
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import {MapController} from "./Controller/MapController";
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import {PrometheusController} from "./Controller/PrometheusController";
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class App {
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public app: Application;
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public server: http.Server;
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public ioSocketController: IoSocketController;
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public authenticateController: AuthenticateController;
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public mapController: MapController;
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public prometheusController: PrometheusController;
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constructor() {
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this.app = express();
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//config server http
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this.server = http.createServer(this.app);
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this.config();
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this.crossOrigin();
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//TODO add middleware with access token to secure api
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//create socket controllers
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this.ioSocketController = new IoSocketController(this.server);
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this.authenticateController = new AuthenticateController(this.app);
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this.mapController = new MapController(this.app);
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this.prometheusController = new PrometheusController(this.app, this.ioSocketController);
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}
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// TODO add session user
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private config(): void {
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this.app.use(bodyParser.json());
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this.app.use(bodyParser.urlencoded({extended: false}));
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}
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private crossOrigin(){
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this.app.use((req: Request, res: Response, next) => {
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res.setHeader("Access-Control-Allow-Origin", "*"); // update to match the domain you will make the request from
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// Request methods you wish to allow
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res.setHeader('Access-Control-Allow-Methods', 'GET, POST, OPTIONS, PUT, PATCH, DELETE');
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// Request headers you wish to allow
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res.setHeader("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept");
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next();
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});
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}
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}
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export default new App().server;
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