Release 0.20.5

Release 0.20.5

CHANGELOG.md

@@ -4,7 +4,11 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
-## [0.20.3] - 2023-12-27
+## [0.20.5] - 2024-1-19
+- Update Lamdba functions using Node to version 18. This required upgrading the Lambda code to use the JS SDK v3 as well.
+- Dependency upgrades to fix critical vulnerabilities.
+
+## [0.20.4] - 2023-12-27
 - Add support for file attachments. See new File Uploads README for full details.
 - Clean-up & fix issues related to webpack 5 and `npm run` related errors for some build types.
 

lex-web-ui/package.json

@@ -1,6 +1,6 @@
 {
   "name": "lex-web-ui",
-  "version": "0.20.4",
+  "version": "0.20.5",
   "description": "Amazon Lex Web Interface",
   "author": "AWS",
   "license": "Amazon Software License",

package.json

@@ -1,6 +1,6 @@
 {
   "name": "aws-lex-web-ui",
-  "version": "0.20.4",
+  "version": "0.20.5",
   "description": "Sample Amazon Lex Web Interface",
   "main": "dist/lex-web-ui.min.js",
   "repository": {

src/initiate-chat-lambda/index.js

@@ -1,6 +1,5 @@
-const AWS = require('aws-sdk');
-AWS.config.update({ region: process.env.REGION });
-const connect = new AWS.Connect();
+const { ConnectClient, StartChatContactCommand } = require("@aws-sdk/client-connect");
+const client = new ConnectClient({ region: process.env.REGION });
 const parentOrigin = process.env.PARENT_ORIGIN;
 
 exports.handler = (event, context, callback) => {
@@ -16,7 +15,7 @@ exports.handler = (event, context, callback) => {
     });
 };
 
-function startChatContact(body) {
+async function startChatContact(body) {
     let contactFlowId = "";
     if (body.hasOwnProperty('ContactFlowId')) {
         contactFlowId = body["ContactFlowId"];
@@ -46,38 +45,33 @@ function startChatContact(body) {
         attributes = body["Attributes"];
     }
 
-    return new Promise(function(resolve, reject) {
-        const startChat = {
-            "InstanceId": instanceId == "" ? process.env.INSTANCE_ID : instanceId,
-            "ContactFlowId": contactFlowId == "" ? process.env.CONTACT_FLOW_ID : contactFlowId,
-            "Attributes": attributes,
-            "ChatDurationInMinutes": 60,
-            "ParticipantDetails": {
-                "DisplayName": body["ParticipantDetails"]["DisplayName"]
-            }
-        };
-
-        if (initialMsgContent && initialMsgContentType != "" ){
-            startChat.InitialMessage = {
-                "Content": initialMsgContent,
-                "ContentType": initialMsgContentType
-            };
+    const startChat = {
+        "InstanceId": instanceId == "" ? process.env.INSTANCE_ID : instanceId,
+        "ContactFlowId": contactFlowId == "" ? process.env.CONTACT_FLOW_ID : contactFlowId,
+        "Attributes": attributes,
+        "ChatDurationInMinutes": 60,
+        "ParticipantDetails": {
+            "DisplayName": body["ParticipantDetails"]["DisplayName"]
+        }
+    };
+
+    if (initialMsgContent && initialMsgContentType != "" ){
+        startChat.InitialMessage = {
+            "Content": initialMsgContent,
+            "ContentType": initialMsgContentType
         };
-
-        console.log('startChat params', startChat);
-        connect.startChatContact(startChat, function(err, data) {
-            if (err) {
-                console.log("Error starting the chat.");
-                console.log(err, err.stack);
-                reject(err);
-            }
-            else {
-                console.log("Start chat succeeded with the response: " + JSON.stringify(data));
-                resolve(data);
-            }
-        });
-
-    });
+    };
+
+    console.log('startChat params', startChat);
+    const command = new StartChatContactCommand(startChat);
+    try {
+        const response = await client.send(command);
+        return response;
+    } catch (error) {
+        console.log("Error starting the chat.");
+        console.log(error, error.stack);
+        return response;
+    }
 }
 
 function buildSuccessfulResponse(result) {

src/streaming-lambda/index.js

@@ -1,24 +1,26 @@
-const AWS = require('aws-sdk');
-const ddb = new AWS.DynamoDB.DocumentClient({ apiVersion: '2012-08-10', region: process.env.AWS_REGION });
+const { PutCommand, DynamoDBDocumentClient } = require('@aws-sdk/lib-dynamodb');
+const { DynamoDBClient } = require('@aws-sdk/client-dynamodb');
+
+const client = new DynamoDBClient({ apiVersion: '2012-08-10', region: process.env.AWS_REGION });
+const docClient = DynamoDBDocumentClient.from(client);
 
 exports.handler = async event => {
     console.log("Received event: " + JSON.stringify(event));
     const ttlTime = Date.now() / 1000 + 86400; //One day later in epoch time for TTL
 
-    const putParams = {
+    const command = new PutCommand({
         TableName: process.env.TABLE_NAME,
         Item: {
             connectionId: event.requestContext.connectionId,
             sessionId: event.queryStringParameters.sessionId,
             ttl: ttlTime
         }
-    };
-
+    });
+    
     try {
-        await ddb.put(putParams).promise();
+        await docClient.send(command);
+        return { statusCode: 200, body: 'Connected.' };
     } catch (err) {
         return { statusCode: 500, body: 'Failed to connect: ' + JSON.stringify(err) };
     }
-
-    return { statusCode: 200, body: 'Connected.' };
 };

templates/cognito.yaml

@@ -417,7 +417,7 @@ Resources:
     Condition: ShouldAllowSignUpEmailDomain
     Properties:
       Handler: index.handler
-      Runtime: nodejs14.x
+      Runtime: nodejs18.x
       Timeout: 3
       Environment:
         Variables:

templates/restapi.yaml

@@ -45,7 +45,7 @@ Resources:
         Description:  AWS Lambda Function to initiate the chat with the end user
         Handler: "index.handler"
         Role: !GetAtt InitiateChatLambdaExecutionRole.Arn
-        Runtime: "nodejs14.x"
+        Runtime: "nodejs18.x"
         MemorySize: 128
         Timeout: 30
         Environment:

templates/streaming-support.yaml

@@ -41,7 +41,7 @@ Resources:
       Description:  AWS Lambda Function to initiate web socket connection for streaming
       Handler: "index.handler"
       Role: !GetAtt StreamingLambdaExecutionRole.Arn
-      Runtime: "nodejs14.x"
+      Runtime: "nodejs18.x"
       MemorySize: 128
       Timeout: 30
       Environment: