Neomeng / ruby-mqtt

Pure Ruby gem that implements the MQTT (Message Queue Telemetry Transport) protocol, a lightweight protocol for publish/subscribe messaging.

ruby-mqtt

Pure Ruby gem that implements the MQTT (Message Queue Telemetry Transport) protocol, a lightweight protocol for publish/subscribe messaging.

Installing

You may get the latest stable version from Rubygems:

$ gem install mqtt

Synopsis

require 'rubygems'
require 'mqtt'

# Publish example
MQTT::Client.connect('test.mosquitto.org') do |c|
  c.publish('topic', 'message')
end

# Subscribe example
MQTT::Client.connect('test.mosquitto.org') do |c|
  # If you pass a block to the get method, then it will loop
  c.get('test') do |topic,message|
    puts "#{topic}: #{message}"
  end
end

Limitations

• Only QOS 0 currently supported

Resources

• MQTT Homepage: http://www.mqtt.org/
• GitHub Project: http://github.com/njh/ruby-mqtt
• API Documentation: http://rubydoc.info/gems/mqtt/frames

Contact

• Author: Nicholas J Humfrey
• Email: [e-mail]
• Home Page: http://www.aelius.com/njh/
• License: Distributes under the same terms as Ruby