pyinfra/pyinfra/rabbitmq.py
2022-03-15 13:29:19 +01:00

32 lines
994 B
Python

import pika
from pyinfra.config import CONFIG
def make_channel(connection) -> pika.adapters.blocking_connection.BlockingChannel:
channel = connection.channel()
channel.basic_qos(prefetch_count=CONFIG.rabbitmq.prefetch_count)
return channel
def declare_queue(channel, queue: str):
args = {"x-dead-letter-exchange": "", "x-dead-letter-routing-key": CONFIG.rabbitmq.queues.dead_letter}
return channel.queue_declare(queue=queue, auto_delete=False, arguments=args)
def read_connection_params():
credentials = pika.PlainCredentials(CONFIG.rabbitmq.user, CONFIG.rabbitmq.password)
parameters = pika.ConnectionParameters(
host=CONFIG.rabbitmq.host,
port=CONFIG.rabbitmq.port,
heartbeat=CONFIG.rabbitmq.heartbeat,
credentials=credentials,
)
return parameters
def make_connection() -> pika.BlockingConnection:
parameters = read_connection_params()
connection = pika.BlockingConnection(parameters)
return connection