feat: auto choose speech synthezier from account/service level for createCall (#60)

* feat: auto choose speech synthezier from account/service level

* wip: add integration test

* fix: review comment

* fix: review comment

lib/routes/api/accounts.js

@@ -20,7 +20,10 @@ const translator = short();
 let idx = 0;
 
 const getFsUrl = async(logger, retrieveSet, setName) => {
-  if (process.env.K8S) return `http://${process.env.K8S_FEATURE_SERVER_SERVICE_NAME}:3000/v1/createCall`;
+  if (process.env.K8S) {
+    const port = process.env.K8S_FEATURE_SERVER_SERVICE_PORT || 3000;
+    return `http://${process.env.K8S_FEATURE_SERVER_SERVICE_NAME}:${port}/v1/createCall`;
+  }
 
   try {
     const fs = await retrieveSet(setName);
@@ -213,15 +216,14 @@ async function validateCreateCall(logger, sid, req) {
   }
   else {
     delete obj.application_sid;
-
-    // TODO: these should be retrieved from account, using account_sid if provided
-    Object.assign(obj, {
-      speech_synthesis_vendor: 'google',
-      speech_synthesis_voice: 'en-US-Wavenet-C',
-      speech_synthesis_language: 'en-US',
-      speech_recognizer_vendor: 'google',
-      speech_recognizer_language: 'en-US'
-    });
+    if (!obj.speech_synthesis_vendor ||
+      !obj.speech_synthesis_language ||
+      !obj.speech_synthesis_voice ||
+      !obj.speech_recognizer_vendor ||
+      !obj.speech_recognizer_language)
+      throw new DbErrorBadRequest('either application_sid or set of' +
+        ' speech_synthesis_vendor, speech_synthesis_language, speech_synthesis_voice,' +
+        ' speech_recognizer_vendor, speech_recognizer_language required');
   }
 
   if (!obj.call_hook && !obj.application_sid) {
@@ -607,29 +609,31 @@ router.post('/:sid/Calls', async(req, res) => {
   const {retrieveSet, logger} = req.app.locals;
 
   const serviceUrl = await getFsUrl(logger, retrieveSet, setName);
-  if (!serviceUrl) res.json({msg: 'no available feature servers at this time'}).status(480);
-  try {
-    await validateCreateCall(logger, sid, req);
-
-    updateLastUsed(logger, sid, req).catch((err) => {});
-    request({
-      url: serviceUrl,
-      method: 'POST',
-      json: true,
-      body: Object.assign(req.body, {account_sid: sid})
-    }, (err, response, body) => {
-      if (err) {
-        logger.error(err, `Error sending createCall POST to ${serviceUrl}`);
-        return res.sendStatus(500);
-      }
-      if (response.statusCode !== 201) {
-        logger.error({statusCode: response.statusCode}, `Non-success response returned by createCall ${serviceUrl}`);
-        return res.sendStatus(500);
-      }
-      res.status(201).json(body);
-    });
-  } catch (err) {
-    sysError(logger, res, err);
+  if (!serviceUrl) {
+    res.status(480).json({msg: 'no available feature servers at this time'});
+  } else {
+    try {
+      await validateCreateCall(logger, sid, req);
+      updateLastUsed(logger, sid, req).catch((err) => {});
+      request({
+        url: serviceUrl,
+        method: 'POST',
+        json: true,
+        body: Object.assign(req.body, {account_sid: sid})
+      }, (err, response, body) => {
+        if (err) {
+          logger.error(err, `Error sending createCall POST to ${serviceUrl}`);
+          return res.sendStatus(500);
+        }
+        if (response.statusCode !== 201) {
+          logger.error({statusCode: response.statusCode}, `Non-success response returned by createCall ${serviceUrl}`);
+          return res.sendStatus(500);
+        }
+        res.status(201).json(body);
+      });
+    } catch (err) {
+      sysError(logger, res, err);
+    }
   }
 });
 

package.json

@@ -5,7 +5,7 @@
   "main": "app.js",
   "scripts": {
     "start": "node app.js",
-    "test": "NODE_ENV=test APPLY_JAMBONZ_DB_LIMITS=1 JWT_SECRET=foobarbazzle JAMBONES_MYSQL_HOST=127.0.0.1 JAMBONES_MYSQL_PORT=3360 JAMBONES_MYSQL_USER=jambones_test JAMBONES_MYSQL_PASSWORD=jambones_test JAMBONES_MYSQL_DATABASE=jambones_test JAMBONES_REDIS_HOST=localhost JAMBONES_REDIS_PORT=16379 JAMBONES_TIME_SERIES_HOST=127.0.0.1 JAMBONES_LOGLEVEL=error JAMBONES_CREATE_CALL_URL=http://localhost/v1/createCall node test/ ",
+    "test": "NODE_ENV=test APPLY_JAMBONZ_DB_LIMITS=1 JWT_SECRET=foobarbazzle JAMBONES_MYSQL_HOST=127.0.0.1 JAMBONES_MYSQL_PORT=3360 JAMBONES_MYSQL_USER=jambones_test JAMBONES_MYSQL_PASSWORD=jambones_test JAMBONES_MYSQL_DATABASE=jambones_test JAMBONES_REDIS_HOST=localhost JAMBONES_REDIS_PORT=16379 JAMBONES_TIME_SERIES_HOST=127.0.0.1 JAMBONES_LOGLEVEL=error JAMBONES_CREATE_CALL_URL=http://localhost/v1/createCall K8S=true K8S_FEATURE_SERVER_SERVICE_NAME=127.0.0.1 K8S_FEATURE_SERVER_SERVICE_PORT=3100 node test/ ",
     "integration-test": "NODE_ENV=test JAMBONES_TIME_SERIES_HOST=127.0.0.1 AWS_REGION='us-east-1' JAMBONES_CURRENCY=USD JWT_SECRET=foobarbazzle JAMBONES_MYSQL_HOST=127.0.0.1 JAMBONES_MYSQL_PORT=3360 JAMBONES_MYSQL_USER=jambones_test JAMBONES_MYSQL_PASSWORD=jambones_test JAMBONES_MYSQL_DATABASE=jambones_test JAMBONES_REDIS_HOST=localhost JAMBONES_REDIS_PORT=16379 JAMBONES_LOGLEVEL=debug JAMBONES_CREATE_CALL_URL=http://localhost/v1/createCall node test/serve-integration.js",
     "upgrade-db": "node ./db/upgrade-jambonz-db.js",
     "coverage": "./node_modules/.bin/nyc --reporter html --report-dir ./coverage npm run test",

test/call-test.js

@@ -0,0 +1,82 @@
+const test = require('tape');
+const jwt = require('jsonwebtoken');
+const request = require('request-promise-native').defaults({
+  baseUrl: 'http://127.0.0.1:3000/v1'
+});
+const consoleLogger = { debug: console.log, info: console.log, error: console.error }
+const {
+  createServiceProvider,
+  createAccount,
+  createGoogleSpeechCredentials,
+  getLastRequestFromFeatureServer
+} = require('./utils');
+
+test('Create Call Success With Synthesizer in Payload', async (t) => {
+  // GIVEN
+  const app = require('../app');
+  let result;
+  const service_provider_sid = await createServiceProvider(request, 'account_has_synthesizer');
+  const account_sid = await createAccount(request, service_provider_sid, 'account_has_synthesizer');
+  const token = jwt.sign({
+    account_sid
+  }, process.env.JWT_SECRET, { expiresIn: '1h' });
+  const authUser = { bearer: token };
+  const speech_sid = await createGoogleSpeechCredentials(request, account_sid, null, authUser, true, true)
+
+  // WHEN
+  result = await request.post(`/Accounts/${account_sid}/Calls`, {
+    resolveWithFullResponse: true,
+    auth: authUser,
+    json: true,
+    body: {
+      call_hook: "https://public-apps.jambonz.us/hello-world",
+      call_status_hook: "https://public-apps.jambonz.us/call-status",
+      from: "15083778299",
+      to: {
+        type: "phone",
+        number: "15089084809"
+      },
+      speech_synthesis_vendor: "google",
+      speech_synthesis_language: "en-US",
+      speech_synthesis_voice: "en-US-Standard-C",
+      speech_recognizer_vendor: "google",
+      speech_recognizer_language: "en-US"
+    }
+  });
+  // THEN
+  t.ok(result.statusCode === 201, 'successfully created Call without Synthesizer && application_sid');
+  const fs_request = await getLastRequestFromFeatureServer('15083778299_createCall');
+  const obj = JSON.parse(fs_request);
+  t.ok(obj.body.speech_synthesis_vendor == 'google', 'speech synthesizer successfully added')
+  t.ok(obj.body.speech_recognizer_vendor == 'google', 'speech recognizer successfully added')
+});
+
+test('Create Call Success Without Synthesizer in Payload', async (t) => {
+  // GIVEN
+  const app = require('../app');
+  let result;
+  const service_provider_sid = await createServiceProvider(request, 'account2_has_synthesizer');
+  const account_sid = await createAccount(request, service_provider_sid, 'account2_has_synthesizer');
+  const token = jwt.sign({
+    account_sid
+  }, process.env.JWT_SECRET, { expiresIn: '1h' });
+  const authUser = { bearer: token };
+  const speech_sid = await createGoogleSpeechCredentials(request, account_sid, null, authUser, true, true)
+
+  // WHEN
+  result = await request.post(`/Accounts/${account_sid}/Calls`, {
+    resolveWithFullResponse: true,
+    auth: authUser,
+    json: true,
+    body: {
+      call_hook: "https://public-apps.jambonz.us/hello-world",
+      call_status_hook: "https://public-apps.jambonz.us/call-status",
+      from: "15083778299",
+      to: {
+        type: "phone",
+        number: "15089084809"
+      }
+    }
+  }).then(data => { t.ok(false, 'Create Call should not be success') })
+    .catch(error => { t.ok(error.response.statusCode === 400, 'Call failed for no synthesizer') });
+});

test/docker-compose-testbed.yaml

@@ -46,7 +46,6 @@ services:
   
   db:
     image: postgres:11-alpine
-    restart: always
     environment:
       POSTGRES_PASSWORD: homerSeven
       POSTGRES_USER: root
@@ -127,6 +126,11 @@ services:
     depends_on:
       db:
         condition: service_healthy
-          
-      
-      
+  
+  feature-server-test-scaffold:
+    image: jambonz/feature-server-test-scaffold:latest
+    ports:
+      - "3100:3000/tcp"
+    networks:
+      jambonz-api:
+        ipv4_address: 172.58.0.9

test/feature-server-test-scaffold/Dockerfile

@@ -0,0 +1,23 @@
+FROM --platform=linux/amd64 node:18.6.0-alpine as base
+
+RUN apk --update --no-cache add --virtual .builds-deps build-base python3
+
+WORKDIR /opt/app/
+
+FROM base as build
+
+COPY package.json package-lock.json ./
+
+RUN npm ci
+
+COPY . .
+
+FROM base
+
+COPY --from=build /opt/app /opt/app/
+
+ARG NODE_ENV
+
+ENV NODE_ENV $NODE_ENV
+
+CMD [ "node", "app.js" ]

test/feature-server-test-scaffold/app.js

@@ -0,0 +1,72 @@
+const assert = require('assert');
+const fs = require('fs');
+const express = require('express');
+const app = express();
+const listenPort = process.env.HTTP_PORT || 3000;
+const { v4: uuidv4 } = require('uuid');
+let hook_mapping = new Map();
+
+app.listen(listenPort, () => {
+  console.log(`sample jambones app server listening on ${listenPort}`);
+});
+
+app.use(express.urlencoded({ extended: true }));
+app.use(express.json());
+
+/*
+ * CreateCall
+ */
+
+app.all('/v1/createCall', (req, res) => {
+  console.log(req.body, 'POST /v1/createCall');
+  const key = req.body.from + '_createCall'
+  addRequestToMap(key, req, hook_mapping);
+  res.status(201).json({
+    sid: uuidv4(),
+    callId: uuidv4()
+  });
+});
+
+// Fetch Requests
+app.get('/requests/:key', (req, res) => {
+  let key = req.params.key;
+  if (hook_mapping.has(key)) {
+    return res.json(hook_mapping.get(key));
+  } else {
+    return res.sendStatus(404);
+  }
+
+})
+
+app.get('/lastRequest/:key', (req, res) => {
+  let key = req.params.key;
+  if (hook_mapping.has(key)) {
+    let requests = hook_mapping.get(key);
+    return res.json(requests[requests.length - 1]);
+  } else {
+    return res.sendStatus(404);
+  }
+})
+
+/*
+ * private function
+ */
+
+function addRequestToMap(key, req, map) {
+  let headers = new Map()
+  for(let i = 0; i < req.rawHeaders.length; i++) {
+    if (i % 2 === 0) {
+      headers.set(req.rawHeaders[i], req.rawHeaders[i + 1])
+    }
+  }
+  let request = {
+    'url': req.url,
+    'headers': Object.fromEntries(headers),
+    'body': req.body
+  }
+  if (map.has(key)) {
+    map.get(key).push(request);
+  } else {
+    map.set(key, [request]);
+  }
+}

test/feature-server-test-scaffold/package-lock.json

@@ -0,0 +1,873 @@
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+  "version": "1.0.0",
+  "lockfileVersion": 2,
+  "requires": true,
+  "packages": {
+    "": {
+      "name": "webhook",
+      "version": "1.0.0",
+      "license": "MIT",
+      "dependencies": {
+        "express": "^4.17.1",
+        "uuid": "^8.3.2"
+      }
+    },
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+      "dependencies": {
+        "mime-types": "~2.1.24",
+        "negotiator": "0.6.2"
+      },
+      "engines": {
+        "node": ">= 0.6"
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+    },
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+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz",
+      "integrity": "sha1-ml9pkFGx5wczKPKgCJaLZOopVdI="
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+    "uuid": {
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+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-8.3.2.tgz",
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+      "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
+      "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw="
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+  }
+}

test/feature-server-test-scaffold/package.json

@@ -0,0 +1,15 @@
+{
+  "name": "webhook",
+  "version": "1.0.0",
+  "description": "simple webhook app for test purposes",
+  "main": "app.js",
+  "scripts": {
+    "start": "node app"
+  },
+  "author": "Dave Horton",
+  "license": "MIT",
+  "dependencies": {
+    "express": "^4.17.1",
+    "uuid": "^8.3.2"
+  }
+}

test/index.js

@@ -13,5 +13,6 @@ require('./ms-teams');
 require('./speech-credentials');
 require('./recent-calls');
 require('./webapp_tests');
-//require('./homer');
+// require('./homer');
+require('./call-test');
 require('./docker_stop');

test/utils.js

@@ -1,4 +1,8 @@
 const { v4: uuid } = require('uuid');
+const fs = require('fs');
+const request_fs_mock = require('request-promise-native').defaults({
+  baseUrl: 'http://127.0.0.1:3100'
+});
 
 const ADMIN_TOKEN = '38700987-c7a4-4685-a5bb-af378f9734de';
 const authAdmin = {bearer: ADMIN_TOKEN};
@@ -87,6 +91,42 @@ async function deleteObjectBySid(request, path, sid) {
   return result;
 }
 
+async function createGoogleSpeechCredentials(request, account_sid, service_provider_sid,token, use_tts, use_stt) {
+  const jsonKey = fs.readFileSync(`${__dirname}/data/test.json`, {encoding: 'utf8'});
+  if(account_sid) {
+    const result = await request.post(`/Accounts/${account_sid}/SpeechCredentials`, {
+      auth: token ? token : authAdmin,
+      json: true,
+      body: {
+        vendor: 'google',
+        service_key: jsonKey,
+        use_for_tts: use_tts,
+        use_for_stt: use_stt
+      }
+    });
+    return result.sid;
+  } else if(service_provider_sid) {
+    const result = await request.post(`/ServiceProviders/${service_provider_sid}/SpeechCredentials`, {
+      auth: token ? token : authAdmin,
+      json: true,
+      body: {
+        vendor: 'google',
+        service_key: jsonKey,
+        use_for_tts: use_tts,
+        use_for_stt: use_stt
+      }
+    });
+    return result.sid;
+  }
+  
+  
+}
+
+async function getLastRequestFromFeatureServer(key) {
+  const result = await request_fs_mock.get(`/lastRequest/${key}`);
+  return result;
+}
+
 module.exports = {
   createServiceProvider,
   createVoipCarrier,
@@ -94,5 +134,7 @@ module.exports = {
   createAccount,
   createApplication,
   createApiKey,
-  deleteObjectBySid
+  deleteObjectBySid,
+  createGoogleSpeechCredentials,
+  getLastRequestFromFeatureServer
 };