feat sip indialog actionHook (#477)

* feat sip indialog actionHook

* feat sip indialog actionHook

* feat sip indialog actionHook

* feat sip indialog actionHook

* update verb spec

* fix

* fix

* rename function as required _onRequestWithinDialog

lib/session/call-session.js

@@ -414,6 +414,14 @@ class CallSession extends Emitter {
     this._onHoldMusic = url;
   }
 
+  get sipRequestWithinDialogHook() {
+    return this._sipRequestWithinDialogHook;
+  }
+
+  set sipRequestWithinDialogHook(url) {
+    this._sipRequestWithinDialogHook = url;
+  }
+
   hasGlobalSttPunctuation() {
     return this._globalSttPunctuation !== undefined;
   }
@@ -1646,10 +1654,32 @@ class CallSession extends Emitter {
       }
       this.dlg.on('modify', this._onReinvite.bind(this));
       this.dlg.on('refer', this._onRefer.bind(this));
+      if (this.sipRequestWithinDialogHook) {
+        this.dlg.on('info', this._onRequestWithinDialog.bind(this));
+        this.dlg.on('message', this._onRequestWithinDialog.bind(this));
+      }
       this.logger.debug(`CallSession:propagateAnswer - answered callSid ${this.callSid}`);
     }
   }
 
+  async _onRequestWithinDialog(req, res) {
+    if (!this.sipRequestWithinDialogHook) {
+      return;
+    }
+    const sip_method = req.method;
+    if (sip_method === 'INFO') {
+      res.send(200);
+    } else if (sip_method === 'MESSAGE') {
+      res.send(202);
+    } else {
+      this.logger.info(`CallSession:_onRequestWithinDialog unsported method: ${req.method}`);
+      res.send(501);
+      return;
+    }
+    const params = {sip_method, sip_body: req.body};
+    this.currentTask.performHook(this, this.sipRequestWithinDialogHook, params);
+  }
+
   async _onReinvite(req, res) {
     try {
       if (this.ep) {

lib/tasks/config.js

@@ -216,6 +216,9 @@ class TaskConfig extends Task {
         cs.stopBackgroundListen();
       }
     }
+    if (this.data.sipRequestWithinDialogHook) {
+      cs.sipRequestWithinDialogHook = this.data.sipRequestWithinDialogHook;
+    }
   }
 
   async kill(cs) {

lib/tasks/dial.js

@@ -204,6 +204,7 @@ class TaskDial extends Task {
       await this.performAction(this.results, this.killReason !== KillReason.Replaced);
       this._removeDtmfDetection(cs.dlg);
       this._removeDtmfDetection(this.dlg);
+      this._removeSipIndialogRequestListener(this.dlg);
     } catch (err) {
       this.logger.error({err}, 'TaskDial:exec terminating with error');
       this.kill(cs);
@@ -375,8 +376,14 @@ class TaskDial extends Task {
   }
 
   _onInfo(cs, dlg, req, res) {
+    // SIP Indialog will be handled by another handler
+    if (cs.sipRequestWithinDialogHook) {
+      return;
+    }
     res.send(200);
-    if (req.get('Content-Type') !== 'application/dtmf-relay') return;
+    if (req.get('Content-Type') !== 'application/dtmf-relay') {
+      return;
+    }
 
     const dtmfDetector = dlg === cs.dlg ? this.parentDtmfCollector : this.childDtmfCollector;
     if (!dtmfDetector) return;
@@ -405,6 +412,20 @@ class TaskDial extends Task {
     }
   }
 
+  _initSipIndialogRequestListener(cs, dlg) {
+    dlg.on('info', this._onRequestWithinDialog.bind(this, cs));
+    dlg.on('message', this._onRequestWithinDialog.bind(this, cs));
+  }
+
+  _removeSipIndialogRequestListener(dlg) {
+    dlg && dlg.removeAllListeners('message');
+    dlg && dlg.removeAllListeners('info');
+  }
+
+  async _onRequestWithinDialog(cs, req, res) {
+    cs._onRequestWithinDialog(req, res);
+  }
+
   async _initializeInbound(cs) {
     const {ep} = await cs._evalEndpointPrecondition(this);
     this.epOther = ep;
@@ -712,6 +733,7 @@ class TaskDial extends Task {
 
     if (this.parentDtmfCollector) this._installDtmfDetection(cs, cs.dlg);
     if (this.childDtmfCollector) this._installDtmfDetection(cs, this.dlg);
+    if (cs.sipRequestWithinDialogHook) this._initSipIndialogRequestListener(cs, this.dlg);
 
     if (this.transcribeTask) this.transcribeTask.exec(cs, {ep: this.epOther, ep2:this.ep});
     if (this.listenTask) this.listenTask.exec(cs, {ep: this.epOther});

package-lock.json

@@ -17,7 +17,7 @@
         "@jambonz/speech-utils": "^0.0.21",
         "@jambonz/stats-collector": "^0.1.9",
         "@jambonz/time-series": "^0.2.8",
-        "@jambonz/verb-specifications": "^0.0.35",
+        "@jambonz/verb-specifications": "^0.0.37",
         "@opentelemetry/api": "^1.4.0",
         "@opentelemetry/exporter-jaeger": "^1.9.0",
         "@opentelemetry/exporter-trace-otlp-http": "^0.35.0",
@@ -3019,9 +3019,9 @@
       }
     },
     "node_modules/@jambonz/verb-specifications": {
-      "version": "0.0.35",
+      "version": "0.0.37",
-      "resolved": "https://registry.npmjs.org/@jambonz/verb-specifications/-/verb-specifications-0.0.35.tgz",
+      "resolved": "https://registry.npmjs.org/@jambonz/verb-specifications/-/verb-specifications-0.0.37.tgz",
-      "integrity": "sha512-MTdK4zGxE6+lO4Ir0q/q3TjKPOvWIewH6woS2NmDSMqVOdBKmO5lDDDlwutEr689CnVQbSpwiob1Uv42IK12EA==",
+      "integrity": "sha512-iunu0AoholuUlkrRIPgbNFtKj2irlJbkLnZX/ghEAlNQANZOndKnlKUdAmR9Xgrjo3G7Vole/Guu372m1PRCfw==",
       "dependencies": {
         "debug": "^4.3.4",
         "pino": "^8.8.0"
@@ -12985,9 +12985,9 @@
       }
     },
     "@jambonz/verb-specifications": {
-      "version": "0.0.35",
+      "version": "0.0.37",
-      "resolved": "https://registry.npmjs.org/@jambonz/verb-specifications/-/verb-specifications-0.0.35.tgz",
+      "resolved": "https://registry.npmjs.org/@jambonz/verb-specifications/-/verb-specifications-0.0.37.tgz",
-      "integrity": "sha512-MTdK4zGxE6+lO4Ir0q/q3TjKPOvWIewH6woS2NmDSMqVOdBKmO5lDDDlwutEr689CnVQbSpwiob1Uv42IK12EA==",
+      "integrity": "sha512-iunu0AoholuUlkrRIPgbNFtKj2irlJbkLnZX/ghEAlNQANZOndKnlKUdAmR9Xgrjo3G7Vole/Guu372m1PRCfw==",
       "requires": {
         "debug": "^4.3.4",
         "pino": "^8.8.0"

package.json

@@ -33,7 +33,7 @@
     "@jambonz/speech-utils": "^0.0.21",
     "@jambonz/stats-collector": "^0.1.9",
     "@jambonz/time-series": "^0.2.8",
-    "@jambonz/verb-specifications": "^0.0.35",
+    "@jambonz/verb-specifications": "^0.0.37",
     "@opentelemetry/api": "^1.4.0",
     "@opentelemetry/exporter-jaeger": "^1.9.0",
     "@opentelemetry/exporter-trace-otlp-http": "^0.35.0",

test/in-dialog-test.js

@@ -0,0 +1,65 @@
+const test = require('tape');
+const { sippUac } = require('./sipp')('test_fs');
+const clearModule = require('clear-module');
+const {provisionCallHook, provisionCustomHook} = require('./utils')
+const bent = require('bent');
+const getJSON = bent('json')
+
+process.on('unhandledRejection', (reason, p) => {
+  console.log('Unhandled Rejection at: Promise', p, 'reason:', reason);
+});
+
+function connect(connectable) {
+  return new Promise((resolve, reject) => {
+    connectable.on('connect', () => {
+      return resolve();
+    });
+  });
+}
+
+
+test('\'sip Indialog\' test Info', async(t) => {
+  clearModule.all();
+  const {srf, disconnect} = require('../app');
+
+  try {
+    await connect(srf);
+
+    // GIVEN
+    const verbs = [
+      {
+        verb: 'config',
+        sipRequestWithinDialogHook: '/customHook'
+      },
+      {
+        verb: 'play',
+        url: 'silence_stream://5000',
+      }
+    ];
+
+    const waitHookVerbs = [
+      {
+        verb: 'hangup'
+      }
+    ];
+
+    const from = 'sip_indialog_info';
+    await provisionCustomHook(from, waitHookVerbs)
+    await provisionCallHook(from, verbs);
+    
+
+    // THEN
+    await sippUac('uac-success-info-received-bye.xml', '172.38.0.10', from);
+    t.pass('sip Info: success send Info');
+
+    // Make sure that sipRequestWithinDialogHook is called and success
+    const json = await getJSON(`http:127.0.0.1:3100/lastRequest/${from}_customHook`)
+    t.pass(json.body.sip_method === 'INFO', 'sipRequestWithinDialogHook contains sip_method')
+    t.pass(json.body.sip_body === 'hello jambonz\r\n', 'sipRequestWithinDialogHook contains sip_method')
+    disconnect();
+  } catch (err) {
+    console.log(`error received: ${err}`);
+    disconnect();
+    t.error(err);
+  }
+});

test/index.js

@@ -15,5 +15,6 @@ require('./sip-refer-tests');
 require('./listen-tests');
 require('./config-test');
 require('./queue-test');
+require('./in-dialog-test');
 require('./remove-test-db');
 require('./docker_stop');

test/scenarios/uac-success-info-received-bye.xml

@@ -0,0 +1,114 @@
+<?xml version="1.0" encoding="ISO-8859-1" ?>
+<!DOCTYPE scenario SYSTEM "sipp.dtd">
+
+
+<scenario name="Basic Sipstone UAC">
+  <!-- In client mode (sipp placing calls), the Call-ID MUST be         -->
+  <!-- generated by sipp. To do so, use [call_id] keyword.                -->
+  <send retrans="500">
+    <![CDATA[
+
+      INVITE sip:[to]@[remote_ip]:[remote_port] SIP/2.0
+      Via: SIP/2.0/[transport] [local_ip]:[local_port];branch=[branch]
+      From: [from] <sip:[from]@[local_ip]:[local_port]>;tag=[pid]SIPpTag00[call_number]
+      To: <sip:[to]@[remote_ip]:[remote_port]>
+      Call-ID: [call_id]
+      CSeq: 1 INVITE
+      Contact: sip:[from]@[local_ip]:[local_port]
+      Max-Forwards: 70
+      X-Account-Sid: bb845d4b-83a9-4cde-a6e9-50f3743bab3f
+      Subject: uac-say
+      Content-Type: application/sdp
+      Content-Length: [len]
+
+      v=0
+      o=user1 53655765 2353687637 IN IP[local_ip_type] [local_ip]
+      s=-
+      c=IN IP[media_ip_type] [media_ip]
+      t=0 0
+      m=audio [media_port] RTP/AVP 0
+      a=rtpmap:0 PCMU/8000
+
+    ]]>
+  </send>
+
+  <recv response="100"
+        optional="true">
+  </recv>
+
+  <recv response="180" optional="true">
+  </recv>
+
+  <recv response="183" optional="true">
+  </recv>
+
+  <!-- By adding rrs="true" (Record Route Sets), the route sets         -->
+  <!-- are saved and used for following messages sent. Useful to test   -->
+  <!-- against stateful SIP proxies/B2BUAs.                             -->
+  <recv response="200" rtd="true">
+  </recv>
+
+  <!-- Packet lost can be simulated in any send/recv message by         -->
+  <!-- by adding the 'lost = "10"'. Value can be [1-100] percent.       -->
+  <send>
+    <![CDATA[
+
+      ACK sip:[to]@[remote_ip]:[remote_port] SIP/2.0
+      Via: SIP/2.0/[transport] [local_ip]:[local_port];branch=[branch]
+      From: [from] <sip:[from]@[local_ip]:[local_port]>;tag=[pid]SIPpTag00[call_number]
+      To: [to] <sip:[to]@[remote_ip]:[remote_port]>[peer_tag_param]
+      Call-ID: [call_id]
+      CSeq: 1 ACK
+      Contact: sip:[from]@[local_ip]:[local_port]
+      Max-Forwards: 70
+      Subject: uac-say
+      Content-Length: 0
+
+    ]]>
+  </send>
+
+   <pause milliseconds="2000"/>
+
+  <!-- Send an INFO message -->
+  <send>
+    <![CDATA[
+      INFO sip:[service]@[remote_ip]:[remote_port] SIP/2.0
+      Via: SIP/2.0/[transport] [local_ip]:[local_port];branch=[branch]
+      From: [from] <sip:[from]@[local_ip]:[local_port]>;tag=[pid]SIPpTag00[call_number]
+      To: [to] <sip:[to]@[remote_ip]:[remote_port]>[peer_tag_param]
+      Call-ID: [call_id]
+      CSeq: 2 INFO
+      Contact: sip:[from]@[local_ip]:[local_port]
+      Max-Forwards: 70
+      Subject: Performance Test
+      Content-Type: text/plain
+      Content-Length: [len]
+
+      hello jambonz
+    ]]>
+  </send>
+
+  <!-- Receive 200 OK -->
+  <recv response="200">
+  </recv>
+
+  <recv request="BYE">
+  </recv>
+
+  <send>
+    <![CDATA[
+
+      SIP/2.0 200 OK
+      [last_Via:]
+      [last_From:]
+      [last_To:]
+      [last_Call-ID:]
+      [last_CSeq:]
+      Contact: <sip:[local_ip]:[local_port];transport=[transport]>
+      Content-Length: 0
+
+    ]]>
+  </send>
+
+</scenario>
+