include source port in X-Forwarded-For

config/default.json.example

@@ -17,7 +17,7 @@
     "database": "jambones"
   },
   "trunks": {
-    "appserver": ["sip:172.38.0.11"]
+    "appserver": ["172.38.0.11"]
   },
   "transcoding": {
     "rtpCharacteristics" : {

lib/call-session.js

@@ -49,7 +49,7 @@ class CallSession extends Emitter {
       }
 
       // now send the INVITE in towards the feature servers
-      const headers = {'X-Forwarded-For': this.req.source_address};
+      const headers = {'X-Forwarded-For': `${this.req.source_address}:${this.req.source_port}`};
       if (this.req.locals.carrier) Object.assign(headers, {'X-Originating-Carrier': this.req.locals.carrier});
 
       debug(`sending INVITE to ${proxy} with ${uri}`);

lib/middleware.js

@@ -9,6 +9,7 @@ module.exports = function(srf, logger) {
     try {
       const gateway = await lookupSipGatewayBySignalingAddress(req.source_address, req.source_port);
       if (!gateway) {
+        // TODO: if uri.host is not a domain, just reject
         req.locals.originator = 'device';
         return authenticator(req, res, next);
       }

package.json

@@ -1,6 +1,6 @@
 {
   "name": "sbc-inbound",
-  "version": "0.1.0",
+  "version": "0.1.1",
   "main": "app.js",
   "engines": {
     "node": ">= 10.16.0"