Initial commit

blog/event-bus/.gitignore

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+node_modules/

blog/event-bus/index.js

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+const express = require('express');
+const bodyParser = require('body-parser');
+const axios = require('axios');
+
+const app = express();
+app.use(bodyParser.json());
+
+const events = [];
+
+app.post('/events', (req, res) => {
+  const event = req.body;
+
+  events.push(event);
+
+  axios.post('http://localhost:4000/events', event).catch(error => console.log(error));
+  axios.post('http://localhost:4001/events', event).catch(error => console.log(error));
+  axios.post('http://localhost:4002/events', event).catch(error => console.log(error));
+  axios.post('http://localhost:4003/events', event).catch(error => console.log(error));
+
+  res.send({status: 'OK'});
+});
+
+app.get('/events', (req, res) => {
+  res.send(events);
+});
+
+
+app.listen(4005, () => {
+  console.log('Listening on 4005');
+});

blog/event-bus/package.json

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+{
+  "name": "event-bus",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "start": "nodemon index.js"
+  },
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "axios": "^0.21.1",
+    "express": "^4.17.1",
+    "nodemon": "^2.0.9"
+  }
+}