diff --git a/.idea/.gitignore b/.idea/.gitignore deleted file mode 100644 index 608d685..0000000 --- a/.idea/.gitignore +++ /dev/null @@ -1,6 +0,0 @@ -# Default ignored files -/shelf/ -/workspace.xml -/DAS_2024_1.iml -/modules.xml -/vcs.xml diff --git a/.idea/.name b/.idea/.name deleted file mode 100644 index 11a5d8e..0000000 --- a/.idea/.name +++ /dev/null @@ -1 +0,0 @@ -main.py \ No newline at end of file diff --git a/.idea/inspectionProfiles/Project_Default.xml b/.idea/inspectionProfiles/Project_Default.xml deleted file mode 100644 index 74ac817..0000000 --- a/.idea/inspectionProfiles/Project_Default.xml +++ /dev/null @@ -1,12 +0,0 @@ - - - - \ No newline at end of file diff --git a/.idea/inspectionProfiles/profiles_settings.xml b/.idea/inspectionProfiles/profiles_settings.xml deleted file mode 100644 index 105ce2d..0000000 --- a/.idea/inspectionProfiles/profiles_settings.xml +++ /dev/null @@ -1,6 +0,0 @@ - - - - \ No newline at end of file diff --git a/.idea/misc.xml b/.idea/misc.xml deleted file mode 100644 index ae8ddd2..0000000 --- a/.idea/misc.xml +++ /dev/null @@ -1,4 +0,0 @@ - - - - \ No newline at end of file diff --git a/melnikov_igor_lab_4/Consumer_1.py b/melnikov_igor_lab_4/Consumer_1.py new file mode 100644 index 0000000..0f3c984 --- /dev/null +++ b/melnikov_igor_lab_4/Consumer_1.py @@ -0,0 +1,31 @@ + +import time +import pika + + +def callback(ch, method, properties, body): + print(f'Consumer 1 получил сообщение: {body.decode()}') + + # Время задержки по условию + time.sleep(2) + + 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/melnikov_igor_lab_4/Consumer_2.py b/melnikov_igor_lab_4/Consumer_2.py new file mode 100644 index 0000000..df4f950 --- /dev/null +++ b/melnikov_igor_lab_4/Consumer_2.py @@ -0,0 +1,28 @@ +import pika + + +def callback(ch, method, properties, body): + print(f'Consumer 2 получил сообщение: {body.decode()}') + + # Обработка "нон-стопом" + print('Consumer 2 закончил обработку') + + +def consume_events_2(): + connection = pika.BlockingConnection(pika.ConnectionParameters(host='localhost')) + channel = connection.channel() + + # Создание очереди + channel.queue_declare(queue='consumer2_queue') + + # Привязка очереди + 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() diff --git a/melnikov_igor_lab_4/README.md b/melnikov_igor_lab_4/README.md new file mode 100644 index 0000000..11b4953 --- /dev/null +++ b/melnikov_igor_lab_4/README.md @@ -0,0 +1,51 @@ +### 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** осуществляет отправку сообщений своим клиентам. + +- **Класс Consumer1** принимает и обрабатывает сообщения с задержкой в 3 секунды. + +- **Класс Consumer2** мгновенно принимает и обрабатывает сообщения. + +#### Tutorials + +1. tutorial_1 + +![tutorial_1.png](tutorial_1.png) + +2. tutorial_2 + +![tutorial_2.png](tutorial_2.png) + +3. tutorial_3 + +![tutorial_3.png](tutorial_3.png) + +## Работа с RabbitMQ + +![rabbitMQ.png](rabbitMQ.png) + +## Показания очереди queue_1 при одном запущенном экземпляре Consumer_1 + +![queue_1_1.png](queue_1_1.png) + +## Показания очереди queue_2 + +![queue_2_1.png](queue_2_1.png) + +## Показания очереди queue_1 при двух запущенных экземплярах Consumer_1 +![queue_1_2.png](queue_1_2.png) + +## Показания очереди queue_1 при трех запущенных экземплярах Consumer_1 + +![queue_1_3.png](queue_1_3.png) + +## Видео работы программы +https://disk.yandex.ru/i/sfSwbQ3GYpy3FQ \ No newline at end of file diff --git a/melnikov_igor_lab_4/publisher.py b/melnikov_igor_lab_4/publisher.py new file mode 100644 index 0000000..9d53bb2 --- /dev/null +++ b/melnikov_igor_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 = [ + "Test1", + "Test2", + "Test3", + "Test4", + "Test5" + ] + + 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() diff --git a/melnikov_igor_lab_4/queue_1_1.png b/melnikov_igor_lab_4/queue_1_1.png new file mode 100644 index 0000000..0644a69 Binary files /dev/null and b/melnikov_igor_lab_4/queue_1_1.png differ diff --git a/melnikov_igor_lab_4/queue_1_2.png b/melnikov_igor_lab_4/queue_1_2.png new file mode 100644 index 0000000..662209a Binary files /dev/null and b/melnikov_igor_lab_4/queue_1_2.png differ diff --git a/melnikov_igor_lab_4/queue_1_3.png b/melnikov_igor_lab_4/queue_1_3.png new file mode 100644 index 0000000..f63fa64 Binary files /dev/null and b/melnikov_igor_lab_4/queue_1_3.png differ diff --git a/melnikov_igor_lab_4/queue_2_1.png b/melnikov_igor_lab_4/queue_2_1.png new file mode 100644 index 0000000..d3ab00b Binary files /dev/null and b/melnikov_igor_lab_4/queue_2_1.png differ diff --git a/melnikov_igor_lab_4/rabbitMQ.png b/melnikov_igor_lab_4/rabbitMQ.png new file mode 100644 index 0000000..32a4367 Binary files /dev/null and b/melnikov_igor_lab_4/rabbitMQ.png differ diff --git a/melnikov_igor_lab_4/tutorial_1.png b/melnikov_igor_lab_4/tutorial_1.png new file mode 100644 index 0000000..c78ca12 Binary files /dev/null and b/melnikov_igor_lab_4/tutorial_1.png differ diff --git a/melnikov_igor_lab_4/tutorial_1/receive.py b/melnikov_igor_lab_4/tutorial_1/receive.py new file mode 100644 index 0000000..f118e0a --- /dev/null +++ b/melnikov_igor_lab_4/tutorial_1/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/melnikov_igor_lab_4/tutorial_1/send.py b/melnikov_igor_lab_4/tutorial_1/send.py new file mode 100644 index 0000000..41cfff2 --- /dev/null +++ b/melnikov_igor_lab_4/tutorial_1/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/melnikov_igor_lab_4/tutorial_2.png b/melnikov_igor_lab_4/tutorial_2.png new file mode 100644 index 0000000..ebddcb0 Binary files /dev/null and b/melnikov_igor_lab_4/tutorial_2.png differ diff --git a/melnikov_igor_lab_4/tutorial_2/new_task.py b/melnikov_igor_lab_4/tutorial_2/new_task.py new file mode 100644 index 0000000..a2444e0 --- /dev/null +++ b/melnikov_igor_lab_4/tutorial_2/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/melnikov_igor_lab_4/tutorial_2/worker.py b/melnikov_igor_lab_4/tutorial_2/worker.py new file mode 100644 index 0000000..34cb8f7 --- /dev/null +++ b/melnikov_igor_lab_4/tutorial_2/worker.py @@ -0,0 +1,23 @@ +#!/usr/bin/env python +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/melnikov_igor_lab_4/tutorial_3.png b/melnikov_igor_lab_4/tutorial_3.png new file mode 100644 index 0000000..3386b1f Binary files /dev/null and b/melnikov_igor_lab_4/tutorial_3.png differ diff --git a/melnikov_igor_lab_4/tutorial_3/emit_log.py b/melnikov_igor_lab_4/tutorial_3/emit_log.py new file mode 100644 index 0000000..45b6989 --- /dev/null +++ b/melnikov_igor_lab_4/tutorial_3/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/melnikov_igor_lab_4/tutorial_3/queue_1_1.png b/melnikov_igor_lab_4/tutorial_3/queue_1_1.png new file mode 100644 index 0000000..f890c40 Binary files /dev/null and b/melnikov_igor_lab_4/tutorial_3/queue_1_1.png differ diff --git a/melnikov_igor_lab_4/tutorial_3/receive_logs.py b/melnikov_igor_lab_4/tutorial_3/receive_logs.py new file mode 100644 index 0000000..60d881d --- /dev/null +++ b/melnikov_igor_lab_4/tutorial_3/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() \ No newline at end of file