add new service + fix docs links

producer/src/index.ts

@@ -0,0 +1,69 @@
+import { requireEnv } from "../../shared/utilts/requireEnv";
+import { RedisStreamService } from "@services/RedisStreamService";
+
+import crypto from 'crypto';
+import express from 'express';
+import cors from 'cors';
+
+const app = express();
+app.use(cors());
+
+const allowAnyType = () => true;
+const jsonOptions = { limit: '5mb', type: allowAnyType }
+
+const streamName = requireEnv('STREAM_NAME');
+
+
+function getIPFromRequest(req: express.Request) {
+    const ip = req.header('X-Real-IP') || req.header('X-Forwarded-For') || '0.0.0.0';
+    return ip;
+}
+
+
+export function createSessionHash(website: string, ip: string, userAgent: string) {
+    const dailySalt = new Date().toLocaleDateString('it-IT');
+    const sessionClean = dailySalt + website + ip + userAgent;
+    const sessionHash = crypto.createHash('md5').update(sessionClean).digest("hex");
+    return sessionHash;
+}
+
+app.post('/event', express.json(jsonOptions), async (req, res) => {
+    try {
+        const ip = getIPFromRequest(req);
+        const sessionHash = createSessionHash(req.body.website, ip, req.body.userAgent);
+        await RedisStreamService.addToStream(streamName, { ...req.body, _type: 'event', sessionHash, ip });
+        return res.sendStatus(200);
+    } catch (ex: any) {
+        return res.status(500).json({ error: ex.message });
+    }
+});
+
+app.post('/visit', express.json(jsonOptions), async (req, res) => {
+    try {
+        const ip = getIPFromRequest(req);
+        const sessionHash = createSessionHash(req.body.website, ip, req.body.userAgent);
+        await RedisStreamService.addToStream(streamName, { ...req.body, _type: 'visit', sessionHash, ip });
+        return res.sendStatus(200);
+    } catch (ex: any) {
+        return res.status(500).json({ error: ex.message });
+    }
+});
+
+app.post('/keep_alive', express.json(jsonOptions), async (req, res) => {
+    try {
+        const ip = getIPFromRequest(req);
+        const sessionHash = createSessionHash(req.body.website, ip, req.body.userAgent);
+        await RedisStreamService.addToStream(streamName, { ...req.body, _type: 'keep_alive', sessionHash, ip });
+        return res.sendStatus(200);
+    } catch (ex: any) {
+        return res.status(500).json({ error: ex.message });
+    }
+});
+
+async function main() {
+    await RedisStreamService.connect();
+    app.listen(requireEnv("PORT"), () => console.log(`Listening on port ${requireEnv("PORT")}`));
+}
+
+main();
+