AWS IoT MQTT Device Shadow update Sample(run on raspberry3)

By connecting their devices to AWS IoT, users can securely work with the message broker, rules, and the device shadow (sometimes referred to as a thing shadow) provided by AWS IoT and with other AWS services like AWS Lambda, Amazon Kinesis, Amazon S3, and more.

Prepare

You should be create resource on AWS console.

Register a Device in the Thing Registry

In this demo, your must create Thing that name is “waterflower”
http://docs.aws.amazon.com/iot/latest/developerguide/register-device.html

Create and Activate a Device Certificate

http://docs.aws.amazon.com/iot/latest/developerguide/create-device-certificate.html

Create an AWS IoT Policy

http://docs.aws.amazon.com/iot/latest/developerguide/create-iot-policy.html

Attach an AWS IoT Policy to a Device Certificate

http://docs.aws.amazon.com/iot/latest/developerguide/attach-policy-to-certificate.html

Attach a Certificate to a Thing

http://docs.aws.amazon.com/iot/latest/developerguide/attach-cert-thing.html

Configure Your Device

Install Driver for sensor

sudo curl -kL dexterindustries.com/update_grovepi | bash

pip install AWSIoTPythonSDK

And then reboot the raspberry

git clone git@github.com:cncoder/water-iot.git

Input your credentials for authentication(ThinsShadowEcho.py)

endpoint = "XXXX.iot.XXXX.amazonaws.com" (BJS will be diff)
rootCAPath = "cert/rootCA.cert"
certificatePath = "cert/certificate.pem"
privateKeyPath = "cert/private.pem.key"
thingName = "waterflower"

If your don’t want to report error with wechat, you must set the senderror.py file:

> reporter = true
& change WECHAT_URL with https://sc.ftqq.com/3.version

Main function:

run.sh

Must be change in the code:

sensordata

if your just want to run this demo without sensor, you can return random sensor data in sensordata.py

Device state

if your have LCD , please insert it on the I2C port.

If the LCD show in blue color, it is starting now.

If the LCD show in red color, your must shutdown the raspberry(must be power off), and power on again.

Create a web server on AWS EC2

https://github.com/cncoder/MQTT-IoT-WebServer

Licensed under the Apache License, Version 2.0 (the “License”).