initial commit

needs work - currently just an api endpoint that will return geolocation data for a given IP.
ToDo:
- Display IP in session-card
- Clicking IP opens modal with geolocation info

backend/routes/utils.js

@@ -0,0 +1,50 @@
+// api.js
+const https = require("https");
+const axios = require("axios");
+const express = require("express");
+
+const router = express.Router();
+
+const geoliteUrlBase = 'https://geolite.info/geoip/v2.1/city';
+
+const geoliteAccountId = process.env.GEOLITE_ACCOUNT_ID;
+const geoliteLicenseKey = process.env.GEOLITE_LICENSE_KEY;
+
+//https://stackoverflow.com/questions/5284147/validating-ipv4-addresses-with-regexp
+const ipRegex = new RegExp(`^((25[0-5]|(2[0-4]|1\\d|[1-9]|)\\d)\\.?\\b){4}$`);
+
+const agent = new https.Agent({
+    rejectUnauthorized: (process.env.REJECT_SELF_SIGNED_CERTIFICATES || 'true').toLowerCase() ==='true'
+});
+
+const axios_instance = axios.create({
+    httpsAgent: agent
+});
+
+router.get("/geolocateIp", async (req, res) => {
+  try {
+    if(!(geoliteAccountId && geoliteLicenseKey)) {
+        return res.status(501).send('GeoLite information missing!');
+    }
+
+    const { ipAddress } = req.body;
+    ipRegex.lastIndex = 0;
+
+    if(!ipAddress || !ipRegex.test(ipAddress)) {
+        return res.status(400).send('Invalid IP address sent!');
+    }
+
+    const response = await axios_instance.get(`${geoliteUrlBase}/${ipAddress}`, {
+        auth: {
+            username: geoliteAccountId,
+            password: geoliteLicenseKey
+        }
+      });
+    return res.send(response.data);
+  } catch (error) {
+    res.status(503);
+    res.send(error);
+  }
+});
+
+module.exports = router;

backend/server.js

@@ -15,6 +15,7 @@ const ActivityMonitor = require('./tasks/ActivityMonitor');
 const SyncTask = require('./tasks/SyncTask');
 const BackupTask = require('./tasks/BackupTask');
 const logRouter = require('./routes/logging');
+const utilsRouter = require('./routes/utils');
 
 const dbInstance = require("./db");
 
@@ -109,6 +110,7 @@ app.use('/sync', authenticate , syncRouter.router,()=>{/*  #swagger.tags = ['Syn
 app.use('/stats', authenticate , statsRouter,()=>{/*  #swagger.tags = ['Stats']*/}); // mount the API router at /stats, with JWT middleware
 app.use('/backup', authenticate , backupRouter.router,()=>{/*  #swagger.tags = ['Backup']*/}); // mount the API router at /backup, with JWT middleware
 app.use('/logs', authenticate , logRouter.router,()=>{/*  #swagger.tags = ['Logs']*/}); // mount the API router at /logs, with JWT middleware
+app.use('/utils', authenticate, utilsRouter, ()=>{/*  #swagger.tags = ['Utils']*/}); // mount the API router at /utils, with JWT middleware
 
 const swaggerUi = require('swagger-ui-express');
 const swaggerDocument = require('./swagger.json');