Node.js Token Server

token_server.js

/**
 *  Twilio Video Token Generation
 * 
 *  Pre-requisites
 *   - Create an API Key (https://www.twilio.com/console/runtime/api-keys)
 */

exports.handler = function(context, event, callback) {  
  const AccessToken = Twilio.jwt.AccessToken;
  const VideoGrant = AccessToken.VideoGrant;

  // make sure you enable ACCOUNT_SID and AUTH_TOKEN in Functions/Configuration
  const ACCOUNT_SID = context.ACCOUNT_SID;
  const API_KEY = context.TWILIO_API_KEY;
  const API_SECRET = context.TWILIO_API_SECRET;
  const IDENTITY = 'Hacker Owl';

  const accessToken = new AccessToken(
    ACCOUNT_SID,
    API_KEY,
    API_SECRET
  );
  
  const videoGrant = new VideoGrant();

  accessToken.addGrant(videoGrant);
  accessToken.identity = IDENTITY;

  callback(null, { token: accessToken.toJwt() });
}