Files
django-q2/django_q/brokers/aws_sqs.py
T

58 lines
1.5 KiB
Python

import os
from django_q.conf import Conf
from django_q.brokers import Broker
import boto.sqs
from boto.sqs.message import Message
class Sqs(Broker):
def __init__(self, list_key=Conf.PREFIX):
super(Sqs, self).__init__(list_key)
self.queue = self.get_queue()
def enqueue(self, task):
m = Message()
m.set_body(task)
self.queue.write(m)
return m.id
def dequeue(self):
rs = self.queue.get_messages(visibility_timeout=Conf.RETRY or 30)
if rs:
m = rs[0]
return m.receipt_handle, m.get_body()
def acknowledge(self, task_id):
return self.delete(task_id)
def queue_size(self):
return self.queue.count()
def delete(self, task_id):
m = Message()
m.receipt_handle = task_id
return self.queue.delete_message(m)
def delete_queue(self):
self.connection.delete_queue(self.queue)
def purge_queue(self):
self.queue.purge()
def ping(self):
try:
self.connection.get_all_queues()
return True
except Exception as e:
raise e
@staticmethod
def get_connection(list_key=Conf.PREFIX):
conn = boto.sqs.connect_to_region(Conf.SQS['region'],
aws_access_key_id=Conf.SQS['aws_access_key_id'],
aws_secret_access_key=Conf.SQS['aws_secret_access_key'])
return conn
def get_queue(self):
return self.connection.create_queue(self.list_key)