provide easy example for rabbitMQ

components/msg_broker_rabbit_mq_example/README.md

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+# Python Pika RabbitMQ example
+* Get rabbitmq docker container <br>
+  `docker pull rabbitmq`
+  
+* Install requirements <br> 
+  `pip install requirements.txt`
+
+* Run rabbitmq container detached and expose port 5672 <br>
+  `docker run docker run -d --hostname my-rabbit --name some-rabbit -p 5672:5672 rabbitmq`
+  
+* Run <br>
+  `python exampleReceiver.py` <br> 
+  `[*] Waiting for messages. To exit press CTRL+C`
+
+* Run <br>
+  `python exampleSender.py` <br>
+  `[x] Sent 'Hello World!'`
+
+* exampleReceiver shows <br> 
+  `[x] Received b'Hello World!'`

components/msg_broker_rabbit_mq_example/exampleReceiver.py

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+import pika, sys, os
+
+
+def main():
+    connection = pika.BlockingConnection(pika.ConnectionParameters(host='localhost'))
+    channel = connection.channel()
+
+    channel.queue_declare(queue='hello')
+
+    def callback(ch, method, properties, body):
+        print(" [x] Received %r" % body)
+
+    channel.basic_consume(queue='hello', on_message_callback=callback, auto_ack=True)
+
+    print(' [*] Waiting for messages. To exit press CTRL+C')
+    channel.start_consuming()
+
+
+if __name__ == '__main__':
+    try:
+        main()
+    except KeyboardInterrupt:
+        print('Interrupted')
+        try:
+            sys.exit(0)
+        except SystemExit:
+            os._exit(0)

components/msg_broker_rabbit_mq_example/exampleSender.py

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+import pika
+
+connection = pika.BlockingConnection(
+    pika.ConnectionParameters(host='localhost'))
+channel = connection.channel()
+
+channel.queue_declare(queue='hello')
+
+channel.basic_publish(exchange='', routing_key='hello', body=b'Hello World!')
+print(" [x] Sent 'Hello World!'")
+connection.close()

components/msg_broker_rabbit_mq_example/requirements.txt

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+pika    # rabbit mq client