diff --git a/putilin_pavel_lab_4/Consumer_One.py b/putilin_pavel_lab_4/Consumer_One.py new file mode 100644 index 0000000..8373e16 --- /dev/null +++ b/putilin_pavel_lab_4/Consumer_One.py @@ -0,0 +1,29 @@ +import pika +import time + + +def callback(ch, method, properties, body): + print(f'Consumer 1 получил сообщение: {body.decode()}') + + time.sleep(3) + + print('Consumer 1 закончил обработку') + + +def consume_events_1(): + connection = pika.BlockingConnection(pika.ConnectionParameters(host='localhost')) + channel = connection.channel() + + # Создание очереди + channel.queue_declare(queue='consumer1_queue') + # Привязка очереди + channel.queue_bind(exchange='beauty_salon_events', queue='consumer1_queue') + + channel.basic_consume(queue='consumer1_queue', on_message_callback=callback, auto_ack=True) + + print('Consumer 1 начал ожидать сообщения...') + channel.start_consuming() + + +if __name__ == "__main__": + consume_events_1() diff --git a/putilin_pavel_lab_4/Consumer_Two.py b/putilin_pavel_lab_4/Consumer_Two.py new file mode 100644 index 0000000..c71699b --- /dev/null +++ b/putilin_pavel_lab_4/Consumer_Two.py @@ -0,0 +1,25 @@ +import pika + + +def callback(ch, method, properties, body): + print(f'Consumer 2 получил сообщение: {body.decode()}') + + print('Consumer 2 закончил обработку') + + +def consume_events_2(): + connection = pika.BlockingConnection(pika.ConnectionParameters(host='localhost')) + channel = connection.channel() + + channel.queue_declare(queue='consumer2_queue') + + channel.queue_bind(exchange='beauty_salon_events', queue='consumer2_queue') + + channel.basic_consume(queue='consumer2_queue', on_message_callback=callback, auto_ack=True) + + print('Consumer 2 начал ожидать сообщения...') + channel.start_consuming() + + +if __name__ == "__main__": + consume_events_2() \ No newline at end of file diff --git a/putilin_pavel_lab_4/README.txt b/putilin_pavel_lab_4/README.txt new file mode 100644 index 0000000..fc171c8 --- /dev/null +++ b/putilin_pavel_lab_4/README.txt @@ -0,0 +1,48 @@ +### Лабораторная работа №4 - Работа с брокером сообщений + +#### Задание + +1. Установить брокер сообщений RabbitMQ. +2. Пройти уроки 1, 2 и 3 из RabbitMQ Tutorials на любом языке программирования. +3. Продемонстрировать работу брокера сообщений. + +#### Описание работы программы: + +- **Класс Publisher** успешно осуществляет отправку сообщений своим клиентам. + +- **Класс Consumer1** принимает и обрабатывает сообщения с задержкой в 3 секунды, что можно заметить на видео. + +- **Класс Consumer2** мгновенно принимает и обрабатывает сообщения. + +#### Уроки + +1. lesson_1 + +![img_4.png](img_4) + +2. lesson_2 + +![img_5](img_5) + +3. lesson_3 + +![img_6](img_6) + +## Работа с RabbitMQ Management UI + +![img_3](img_3.png) + +## Показания очереди queue_1 при одном запущенном экземпляре Consumer_1 + +![img.png](img.png) + +## Показания очереди queue_2 + +![img_1.png](img_1.png) + +## Показания очереди queue_1 при двух запущенных экземплярах Consumer_1 +![img_2.png](img_2.png) + +## Видео + +https://cloud.mail.ru/public/Q6rM/3EgPUJMDm \ No newline at end of file diff --git a/putilin_pavel_lab_4/img.png b/putilin_pavel_lab_4/img.png new file mode 100644 index 0000000..9e61b80 Binary files /dev/null and b/putilin_pavel_lab_4/img.png differ diff --git a/putilin_pavel_lab_4/img_1.png b/putilin_pavel_lab_4/img_1.png new file mode 100644 index 0000000..845be61 Binary files /dev/null and b/putilin_pavel_lab_4/img_1.png differ diff --git a/putilin_pavel_lab_4/img_2.png b/putilin_pavel_lab_4/img_2.png new file mode 100644 index 0000000..2d44fcd Binary files /dev/null and b/putilin_pavel_lab_4/img_2.png differ diff --git a/putilin_pavel_lab_4/img_3.png b/putilin_pavel_lab_4/img_3.png new file mode 100644 index 0000000..8cfc1c1 Binary files /dev/null and b/putilin_pavel_lab_4/img_3.png differ diff --git a/putilin_pavel_lab_4/img_4.png b/putilin_pavel_lab_4/img_4.png new file mode 100644 index 0000000..ab54432 Binary files /dev/null and b/putilin_pavel_lab_4/img_4.png differ diff --git a/putilin_pavel_lab_4/img_5.png b/putilin_pavel_lab_4/img_5.png new file mode 100644 index 0000000..04cd9bd Binary files /dev/null and b/putilin_pavel_lab_4/img_5.png differ diff --git a/putilin_pavel_lab_4/img_6.png b/putilin_pavel_lab_4/img_6.png new file mode 100644 index 0000000..814da6d Binary files /dev/null and b/putilin_pavel_lab_4/img_6.png differ diff --git a/putilin_pavel_lab_4/lesson1/receive.py b/putilin_pavel_lab_4/lesson1/receive.py new file mode 100644 index 0000000..f118e0a --- /dev/null +++ b/putilin_pavel_lab_4/lesson1/receive.py @@ -0,0 +1,25 @@ +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(f" [x] Received {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) \ No newline at end of file diff --git a/putilin_pavel_lab_4/lesson1/send.py b/putilin_pavel_lab_4/lesson1/send.py new file mode 100644 index 0000000..41cfff2 --- /dev/null +++ b/putilin_pavel_lab_4/lesson1/send.py @@ -0,0 +1,11 @@ +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='Hello World!') +print(" [x] Sent 'Hello World!'") +connection.close() \ No newline at end of file diff --git a/putilin_pavel_lab_4/lesson2/new_task.py b/putilin_pavel_lab_4/lesson2/new_task.py new file mode 100644 index 0000000..a2444e0 --- /dev/null +++ b/putilin_pavel_lab_4/lesson2/new_task.py @@ -0,0 +1,19 @@ +import pika +import sys + +connection = pika.BlockingConnection( + pika.ConnectionParameters(host='localhost')) +channel = connection.channel() + +channel.queue_declare(queue='task_queue', durable=True) + +message = ' '.join(sys.argv[1:]) or "Hello World!" +channel.basic_publish( + exchange='', + routing_key='task_queue', + body=message, + properties=pika.BasicProperties( + delivery_mode=pika.DeliveryMode.Persistent + )) +print(f" [x] Sent {message}") +connection.close() \ No newline at end of file diff --git a/putilin_pavel_lab_4/lesson2/worker.py b/putilin_pavel_lab_4/lesson2/worker.py new file mode 100644 index 0000000..8f8ab64 --- /dev/null +++ b/putilin_pavel_lab_4/lesson2/worker.py @@ -0,0 +1,22 @@ +import pika +import time + +connection = pika.BlockingConnection( + pika.ConnectionParameters(host='localhost')) +channel = connection.channel() + +channel.queue_declare(queue='task_queue', durable=True) +print(' [*] Waiting for messages. To exit press CTRL+C') + + +def callback(ch, method, properties, body): + print(f" [x] Received {body.decode()}") + time.sleep(body.count(b'.')) + print(" [x] Done") + ch.basic_ack(delivery_tag=method.delivery_tag) + + +channel.basic_qos(prefetch_count=1) +channel.basic_consume(queue='task_queue', on_message_callback=callback) + +channel.start_consuming() \ No newline at end of file diff --git a/putilin_pavel_lab_4/lesson3/emit_log.py b/putilin_pavel_lab_4/lesson3/emit_log.py new file mode 100644 index 0000000..45b6989 --- /dev/null +++ b/putilin_pavel_lab_4/lesson3/emit_log.py @@ -0,0 +1,13 @@ +import pika +import sys + +connection = pika.BlockingConnection( + pika.ConnectionParameters(host='localhost')) +channel = connection.channel() + +channel.exchange_declare(exchange='logs', exchange_type='fanout') + +message = ' '.join(sys.argv[1:]) or "info: Hello World!" +channel.basic_publish(exchange='logs', routing_key='', body=message) +print(f" [x] Sent {message}") +connection.close() \ No newline at end of file diff --git a/putilin_pavel_lab_4/lesson3/receive_logs.py b/putilin_pavel_lab_4/lesson3/receive_logs.py new file mode 100644 index 0000000..b4b63bf --- /dev/null +++ b/putilin_pavel_lab_4/lesson3/receive_logs.py @@ -0,0 +1,22 @@ +import pika + +connection = pika.BlockingConnection( + pika.ConnectionParameters(host='localhost')) +channel = connection.channel() + +channel.exchange_declare(exchange='logs', exchange_type='fanout') + +result = channel.queue_declare(queue='', exclusive=True) +queue_name = result.method.queue + +channel.queue_bind(exchange='logs', queue=queue_name) + +print(' [*] Waiting for logs. To exit press CTRL+C') + +def callback(ch, method, properties, body): + print(f" [x] {body}") + +channel.basic_consume( + queue=queue_name, on_message_callback=callback, auto_ack=True) + +channel.start_consuming() diff --git a/putilin_pavel_lab_4/publisher.py b/putilin_pavel_lab_4/publisher.py new file mode 100644 index 0000000..d375c55 --- /dev/null +++ b/putilin_pavel_lab_4/publisher.py @@ -0,0 +1,28 @@ +import pika +import time + + +def publish_events(): + connection = pika.BlockingConnection(pika.ConnectionParameters(host='localhost')) + channel = connection.channel() + + # Создание exchange типа fanout + channel.exchange_declare(exchange='beauty_salon_events', exchange_type='fanout') + + events = [ + "order", + "order_1", + "order_2", + "order_3", + "order_4" + ] + + while True: + event = events[int(time.time()) % len(events)] + channel.basic_publish(exchange='beauty_salon_events', routing_key='', body=event) + print(f'Отправлено: {event}') + time.sleep(1) + + +if __name__ == "__main__": + publish_events()