LIGHTS CONTROLLER

This repository contains a ROS node for a House lighting control. The aim of this proyect is connect two machines running a roscore each one.

Setup instructions

Install mosquitto (MQTT):

$ sudo apt-get install mosquitto mosquitto-clients

Install the paho library for Python:

$ sudo pip install paho-mqtt

Download this repo in your catkin workspace

Check your MQTT instalation:

Create a local broker:

$ sudo service mosquitto start

Publish in a topic:

$ mosquitto_pub -h [broker's IP] -t [your topic] -m "Hello MQTT!"

Example:

$ mosquitto_pub -h 127.0.0.1 -t msgs -m "Hello MQTT!"

Subscribe to a topic:

$ mosquitto_sub -h [broker's IP] -t [your topic]

For subscribe to all topics:

$ mosquitto_sub -t '#'

How to use this Package:

Compile the package:

$cd ~/catkin_ws && catkin_make --only-pkg-with-deps lights_control

In machine one (M1) run roscore and launch the light control node:

$ roslaunch ligths_control lights_control.launch node_name:=light_controller

You can see the topic /ligth_status

In other terminal of M1 run:

$ rosrun lights_control mqtt_publisher.py

In M2 run roscore:

$ roscore

Still in M2 run in other terminal:

raspy_controller.py

Useful information: