我应该能够将moto SNS通知订阅到moto SQS队列吗?



我使用的是python 2.7,boto(2(和moto服务器,我使用BOTO_CONFIG环境变量指向我的本地moto服务器。 我可以正确地模拟所有内容,直到发布方法。

我创建了 2 个单独的进程,一个用于 sqs,一个用于 sns 使用

moto_server sqs -p5001
moto_server sns -p5002

我创建了我的队列、主题和订阅,效果很好

127.0.0.1 - - [21/Jun/2018 19:19:05] "GET http://queue.amazonaws.com/?Action=CreateQueue&QueueName=my_local_queue&Version=2012-11-05 HTTP/1.1" 200 -
127.0.0.1 - - [21/Jun/2018 19:19:05] "GET http://sns.us-east-1.amazonaws.com/?Action=CreateTopic&ContentType=JSON&Name=my_local_topic&Version=2010-03-31 HTTP/1.1" 200 -
127.0.0.1 - - [21/Jun/2018 19:19:05] "GET http://sns.us-east-1.amazonaws.com/?Action=Subscribe&ContentType=JSON&Endpoint=arn%3Aaws%3Asqs%3Aus-east-1%3A123456789012%3Amy_local_queue&Protocol=sqs&TopicArn=arn%3Aaws%3Asns%3Aus-east-1%3A123456789012%3Amy_local_topic&Version=2010-03-31 HTTP/1.1" 200 -
127.0.0.1 - - [21/Jun/2018 19:19:05] "GET http://queue.amazonaws.com/123456789012/my_local_queue?Action=GetQueueAttributes&AttributeName=Policy&Version=2012-11-05 HTTP/1.1" 200 -
127.0.0.1 - - [21/Jun/2018 19:19:05] "GET http://queue.amazonaws.com/123456789012/my_local_queue?Action=SetQueueAttributes&Attribute.Name=Policy&Attribute.Value=%7B%22Version%22%3A%20%222008-10-17%22%2C%20%22Statement%22%3A%20%5B%7B%22Resource%22%3A%20%22arn%3Aaws%3Asqs%3Aus-east-1%3A123456789012%3Amy_local_queue%22%2C%20%22Effect%22%3A%20%22Allow%22%2C%20%22Sid%22%3A%20%223ca50596674e991d6a8a04932ab998ac%22%2C%20%22Action%22%3A%20%22SQS%3ASendMessage%22%2C%20%22Condition%22%3A%20%7B%22StringLike%22%3A%20%7B%22aws%3ASourceArn%22%3A%20%22arn%3Aaws%3Asns%3Aus-east-1%3A123456789012%3Amy_local_topic%22%7D%7D%2C%20%22Principal%22%3A%20%7B%22AWS%22%3A%20%22%2A%22%7D%7D%5D%7D&Version=2012-11-05 HTTP/1.1" 200 -

但是当我向SNS发布消息时,出现此错误

127.0.0.1 - - [21/Jun/2018 19:22:08] "POST http://sns.us-east-1.amazonaws.com/ HTTP/1.1" 500 -
Error on request:
Traceback (most recent call last):
File "/_venv/lib/python2.7/site-packages/werkzeug/serving.py", line 270, in run_wsgi
execute(self.server.app)
File "/_venv/lib/python2.7/site-packages/werkzeug/serving.py", line 258, in execute
application_iter = app(environ, start_response)
File "/_venv/lib/python2.7/site-packages/moto/server.py", line 93, in __call__
return backend_app(environ, start_response)
File "/_venv/lib/python2.7/site-packages/flask/app.py", line 2309, in __call__
return self.wsgi_app(environ, start_response)
File "/_venv/lib/python2.7/site-packages/flask/app.py", line 2295, in wsgi_app
response = self.handle_exception(e)
File "/_venv/lib/python2.7/site-packages/flask/app.py", line 1741, in handle_exception
reraise(exc_type, exc_value, tb)
File "/_venv/lib/python2.7/site-packages/flask/app.py", line 2292, in wsgi_app
response = self.full_dispatch_request()
File "/_venv/lib/python2.7/site-packages/flask/app.py", line 1815, in full_dispatch_request
rv = self.handle_user_exception(e)
File "/_venv/lib/python2.7/site-packages/flask/app.py", line 1718, in handle_user_exception
reraise(exc_type, exc_value, tb)
File "/_venv/lib/python2.7/site-packages/flask/app.py", line 1813, in full_dispatch_request
rv = self.dispatch_request()
File "/_venv/lib/python2.7/site-packages/flask/app.py", line 1799, in dispatch_request
return self.view_functions[rule.endpoint](**req.view_args)
File "/_venv/lib/python2.7/site-packages/moto/core/utils.py", line 139, in __call__
result = self.callback(request, request.url, {})
File "/_venv/lib/python2.7/site-packages/moto/core/responses.py", line 116, in dispatch
return cls()._dispatch(*args, **kwargs)
File "/_venv/lib/python2.7/site-packages/moto/core/responses.py", line 199, in _dispatch
return self.call_action()
File "/_venv/lib/python2.7/site-packages/moto/core/responses.py", line 273, in call_action
response = method()
File "/_venv/lib/python2.7/site-packages/moto/sns/responses.py", line 274, in publish
message_attributes=message_attributes)
File "/_venv/lib/python2.7/site-packages/moto/sns/models.py", line 325, in publish
message_attributes=message_attributes)
File "/_venv/lib/python2.7/site-packages/moto/sns/models.py", line 50, in publish
message_attributes=message_attributes)
File "/_venv/lib/python2.7/site-packages/moto/sns/models.py", line 97, in publish
sqs_backends[region].send_message(queue_name, enveloped_message)
File "/_venv/lib/python2.7/site-packages/moto/sqs/models.py", line 405, in send_message
queue = self.get_queue(queue_name)
File "/_venv/lib/python2.7/site-packages/moto/sqs/models.py", line 390, in get_queue
raise QueueDoesNotExist()
QueueDoesNotExist

我迷路了,我觉得我错过了一些明显的东西,但找不到它,我检查了BOTO_CONFIG是否被复制到 SNS 子流程中(我假设它也使用 boto,并且也会指向我当地的 moto SQS,但也许这是我对情况的误解(

任何指示或想法将不胜感激!

这是我用来设置所有内容的代码片段,发布调用是微不足道的,因此不包括在内

# (...)
self.__events_queue = self.get_queue()
SNSConnection.get_instance().get_sns_connection().create_topic(topic=conf.aws.sns_topic_arn.split(':')[5])
SNSConnection.get_instance().get_sns_connection().subscribe_sqs_queue(conf.aws.sns_topic_arn, self.__events_queue)
def get_queue(self):
conf = config.Config.get_instance()
conn = boto.sqs.connect_to_region(
conf.aws.region,
aws_access_key_id=conf.aws.access_key_id,
aws_secret_access_key=conf.aws.secret_access_key
)
q = conn.get_queue(conf.aws.sqs_queue_name)
if not q:
q = conn.create_queue(conf.aws.sqs_queue_name)
return q

我也把它发布到项目的github上,但我在这里可能有更多的运气

我一直怀疑问题是有两个不同的 moto 进程,但不知道您可以在同一进程中运行两个不同的 moto 服务。
显然这是可能的!

如果您像 moto docker 文件一样启动该过程,则一切按预期工作

moto_server -H 0.0.0.0

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