def _process_message():
if not g.sitemap_sqs_queue:
return
sqs = SQSConnection()
sqs_q = sqs.get_queue(g.sitemap_sqs_queue)
messages = sqs.receive_message(sqs_q, number_messages=1)
if not messages:
return
message, = messages
js = json.loads(message.get_body())
s3path = parse_s3_path(js['location'])
# There are some error cases that allow us to get messages
# for sitemap creation that are now out of date.
timestamp = js.get('timestamp')
if timestamp is not None and _before_last_sitemap(timestamp):
sqs_q.delete_message(message)
return
g.log.info("Got import job %r", js)
subreddits = find_all_subreddits(s3path)
store_sitemaps_in_s3(subreddits)
sqs_q.delete_message(message)
def _normalize_sqs_message(message):
"""Simplifies raw SQS messages to make them easier to work with.
We currently work on two types of keys:
location: This is expected to be a string in the form s3://bucket/key.
If this exists we add a new key called s3path that is an S3Path
version of the original location.
locations: This is expected to be an array of s3path strings.
Similarly we create a new key called s3paths, which are an array
of S3Path objects that represent the old locations.
"""
if 'location' in message:
s3path = parse_s3_path(message['location'])
message = dict(s3path=s3path, **message)
if 'locations' in message:
s3paths = [parse_s3_path(loc) for loc in message['locations']]
message = dict(s3paths=s3paths, **message)
return message
def _normalize_sqs_message(message):
"""Simplifies raw SQS messages to make them easier to work with.
We currently work on two types of keys:
location: This is expected to be a string in the form s3://bucket/key.
If this exists we add a new key called s3path that is an S3Path
version of the original location.
locations: This is expected to be an array of s3path strings.
Similarly we create a new key called s3paths, which are an array
of S3Path objects that represent the old locations.
"""
if 'location' in message:
s3path = parse_s3_path(message['location'])
message = dict(s3path=s3path, **message)
if 'locations' in message:
s3paths = [parse_s3_path(loc) for loc in message['locations']]
message = dict(s3paths=s3paths, **message)
return message