helmet, external_ip, emergency_shutdown added

source/coordinator/controller/session.js

@@ -33,6 +33,7 @@ module.exports.create_session = async (req, res, next) => {
             throw new Error('session limit reached')
         
         var session_id = crypto.randomBytes(16).toString('hex')
+        
     
         // create session on session server
         http_client.get({
@@ -59,7 +60,8 @@ module.exports.create_session = async (req, res, next) => {
                 connection_link:answer.link,
                 connection_code:code
             })
-            res.json({msg:'SESSION_CREATED', link:answer.link})
+            // SHALL REMOVE CONNECTION CODE BECAUSE IN WEB WE DO NOT NEED IT
+            res.json({msg:'SESSION_CREATED', link:answer.link, connection_code:code})
         }, function(err) {
             next(Error('session server not working'))
         })
@@ -69,7 +71,15 @@ module.exports.create_session = async (req, res, next) => {
 }
 
 module.exports.connect_session = async (req, res, next) => {
-    
+    try {
+        const db = await db_connection.get_db()
+        var session = await db.collection('session_active').findOne({connection_code:parseInt(req.query.connection_code)})
+        if (!session)
+            throw new Error('sessions not found')
+        res.json({connection_link:session.connection_link})
+    } catch (e) {
+        next (e)
+    }
 }
 
 module.exports.close_session = async (req, res, next) => {

source/coordinator/controller/session_server.js

@@ -0,0 +1,10 @@
+const db_connection = require('../database/connection.js')
+const crypto = require('crypto')
+
+module.exports.emergency_shutdown = async (req, res, next) => {
+    const db = await db_connection.get_db()
+    var id = crypto.createHash('md5').update(req.query.ip+req.query.port).digest('hex')
+    var query = {server_id:{$in:[id]}}
+    await db.collection('session_active').deleteMany(query)
+    res.json({msg:'SESSIONS_CLOSED'})
+}