add support for X-Override-To

lib/call-session.js

@@ -2,7 +2,7 @@ const Emitter = require('events');
 const {makeRtpEngineOpts} = require('./utils');
 const {forwardInDialogRequests} = require('drachtio-fn-b2b-sugar');
 const {SipError} = require('drachtio-srf');
-const {parseUri} = require('drachtio-srf');
+const {parseUri, stringifyUri} = require('drachtio-srf');
 const debug = require('debug')('jambonz:sbc-outbound');
 
 const makeInviteInProgressKey = (callid) => `sbc-out-iip${callid}`;
@@ -69,14 +69,22 @@ class CallSession extends Emitter {
       };
 
       if (this.req.locals.registration) {
-        debug(`sending call to user ${JSON.stringify(this.req.locals.registration)}`);
+        debug(`sending call to registered user ${JSON.stringify(this.req.locals.registration)}`);
+        let destUri = this.req.uri;
+        if (this.req.has('X-Override-To')) {
+          const dest = this.req.get('X-Override-To');
+          const uri = parseUri(contact);
+          uri.user = dest;
+          destUri = stringifyUri(uri);
+          this.logger.info(`overriding destination user with ${dest}, so final uri is ${destUri}`);
+        }
         const contact = this.req.locals.registration.contact;
         if (contact.includes('transport=ws')) {
           uris = [contact];
         }
         else {
           proxy = this.req.locals.registration.proxy;
-          uris = [this.req.uri];
+          uris = [destUri];
         }
       }
       else if (this.req.locals.target === 'forward') {

package.json

@@ -35,8 +35,7 @@
     "drachtio-fn-b2b-sugar": "^0.0.12",
     "drachtio-srf": "^4.4.46",
     "jambonz-mw-registrar": "^0.1.3",
-    "pino": "^6.11.0",
-    "rtpengine-client": "^0.1.1"
+    "pino": "^6.11.0"
   },
   "devDependencies": {
     "blue-tape": "^1.0.0",