Learn how to build your own home alarm system with a Raspberry Pi and Node.js!

1. Michael Dawson
September 2015
Node On Guard !
A Node Based Home Alarm System

2. About Michael Dawson
Loves the web and building software
2
Senior Software Developer @ IBM
22 years development experience
10 years in runtime development
Contact me:
Michael_dawson@ca.ibm.com
Twitter: @mhdawson1
https://www.linkedin.com/pub/michael-dawson/2/128/605

3. 3
• A Personal Project – Alarm for our cottage
• Node Based Customizable IoT Home Alarm
• Make it do what you want !
• Not what somebody else decided for you
• When things go wrong you can fix it !
• Open source: https://github.com/mhdawson/HomeAlarm
• Hardware ($100)
• Raspberry Pi
• 433 MHz receiver/transmitters
• 433 sensors and actuators
• USB webcams
• IR illuminators
Introduction

4. Supporting Technology
4
• Docker
• Raspberry Pi
• Node
• C++
• Bash
• MQTT
• Websockets
• SMS
• TLS/SSL
• HTTP
• SCP
• fswebcam
• WiringPi
Execution Environments
Languages and runtimes
Protocols
Hardware Interface

5. Architecture
5
USB
433 MHz
docker
MQTT(mosquito)
docker
HTTP(apache2)
docker
Alarm(Node)
SCP
Browser
HTTPs
HTTPs
+
Websockets
MQTT
+
SSL/TLS
PI443-TX
PI443-RX
PIWebcam
TwillioSMS

6. Node + MQTT =
6
Receive
Send

7. Interacting with the Physical World
7
RX
TX

8. Interacting with the Physical World
8
zone=house/2262/1:3:front door
zone=house/2262/2:4:patio door
zone=house/2262/3:2:motion living
zone=house/2262/4:1:motion hall
zone=house/2262/5:5:fire

9. Interacting with the Physical World
9

10. Notification and Reporting
10

11. Notifications and Reporting - SMS
11

12. Deploy your own for free
12
• Controller - Bluemix PaaS
• Bluemix container service
• mqtt server
• web server

13. Alarm in Action – Demo if time permits
13

14. Copyrights and Trademarks
© IBM Corporation 2015. All Rights Reserved
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registered in many jurisdictions worldwide. Other product and
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A current list of IBM trademarks is available on the Web at
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Node.js is an official trademark of Joyent. IBM SDK for Node.js is not formally
related to or endorsed by the official Joyent Node.js open source or
commercial project.
Java, JavaScript and all Java-based trademarks and logos are trademarks or
registered trademarks of Oracle and/or its affiliates.