HTML5 WebSocket for the Real-Time Weband the Internet of Things

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HTML5 WebSocket for the Real-Time Web and the Internet of Things

Peter Moskovits Head of Real-Time Solutions

Palo Alto, Aug 20, 2014

About Peter

Peter Moskovits Head of Real-Time Solutions peter.moskovits@kaazing.com @pmoskovi

The Request-Response Web

Browser

Half Duplex Full duplex

Back-end server

Web Tier Middleware

Legacy Web

HTML5 WebSocket: TCP for the Web

§  Standard Protocol (IETF): RFC-6455

§  Standard API (W3C): JavaScript

§  Single socket, full-duplex

Full duplex

§  Low overhead: <1% of HTTP

§  Low latency: low milliseconds

§  SSL support

The Event-Driven Web

Browser

Half Duplex Full duplex

Back-end server

Web Tier Middleware

Legacy Web

Event-Driven Web

Back-end server WebSocket Server

WebSocket Full duplex

How Can I Use?

The WebSocket Handshake

Available in Chrome Developer Tools

Protocol Layering

Your application

XMPP IMAP/SMTP/POP3

Protocol Layering

Your application

XMPP IMAP/SMTP/POP3 HTTP

Protocol Layering

Your application

XMPP IMAP/SMTP/POP3 HTTP

WebSocket

Win a Copy

Chapter 1: Introduction to HTML5 WebSocket Chapter 2: The WebSocket API Chapter 3: The WebSocket Protocol Chapter 4: Building Instant Messaging and Chat over WebSocket with XMPP Chapter 5: Using Messaging over WebSocket with STOMP Chapter 6: VNC with the Remote Framebuffer Protocol Chapter 7: WebSocket Security Chapter 8: Deployment Considerations

http://goo.gl/yrenVT

WebSocket Clients and Server

Enterprise Messaging Extended to the Web

Connected Devices Bridging the Gap Between Hardware and Software

Raspberry Pi

Image source: http://www.oracle.com/technetwork/articles/java/raspberrypi-1704896.html

Demo Setup

Controlling the Light Remotely Using Pub-Sub Over the Web

Light Switch: Range Extended to the Web

Remote Controlling Car Over the Web - The Architecture

Telemetry Data Distributed to the Web Over Satellite Network

Message Broker

JMS WS

Message Broker

JMS WS

Message Broker

JMS WS

Java App

Message Broker

JMS WS

Java App

About the Quadcopter: DJI Phantom 2

The Sensor Stack

Arduino: GPS, thermometer, humidity, compass, accelerometer + Go Pro

Satellite Terminal: InmarSat – Geostationary Satellites

Warning: Microwave radiation Minimum safe distance: 0.6 metres

The Team

End-to-end latency: under 1 second

It’s More Than “Just” the Web

Connected Devices

Connected Devices Communicating with WebSocket

Connected Devices Communicating with Proprietary Protocols over WS

AMQP/WS

MQTT/WS

JMS/WS

STOMP/WS

XMPP/WS

What Does KAAZING do?

Clients disconnect

Network intermediaries

Locked down firewalls

Millions of users

High availability

Disaster recovery

Developer productivity

Integration with existing

security infrastructure

Win a Copy

http://goo.gl/yrenVT

Chapter 1: Introduction to HTML5 WebSocket Chapter 2: The WebSocket API Chapter 3: The WebSocket Protocol Chapter 4: Building Instant Messaging and Chat over WebSocket with XMPP Chapter 5: Using Messaging over WebSocket with STOMP Chapter 6: VNC with the Remote Framebuffer Protocol Chapter 7: WebSocket Security Chapter 8: Deployment Considerations

Learn More

§  http://kaazing.com

§  http://tutorial.kaazing.com

§  http://kaazing.com/telemetry

§  The Definitive Guide to HTML5 WebSocket

About Peter

Peter Moskovits Head of Real-Time Solutions peter.moskovits@kaazing.com @pmoskovi