def _get(self, queue, message_id, project, count=False):
if project is None:
project = ''
mid = utils.msgid_decode(message_id)
if mid is None:
raise errors.MessageDoesNotExist(message_id, queue, project)
try:
j = sa.join(tables.Messages, tables.Queues,
tables.Messages.c.qid == tables.Queues.c.id)
sel = sa.sql.select([
tables.Messages.c.body, tables.Messages.c.ttl,
tables.Messages.c.created, tables.Messages.c.cid
])
if count:
sel = sa.sql.select([sfunc.count(tables.Messages.c.id)])
sel = sel.select_from(j)
and_stmt = [tables.Messages.c.id == mid]
and_stmt.extend(self._and_stmt_with_ttl(queue, project))
sel = sel.where(sa.and_(*and_stmt))
return self.driver.get(sel)
except utils.NoResult:
raise errors.MessageDoesNotExist(message_id, queue, project)
def _find_message(self, queue, message_id, project):
try:
return self._client.get_object(
utils._message_container(queue, project), message_id)
except swiftclient.ClientException as exc:
if exc.http_status == 404:
raise errors.MessageDoesNotExist(message_id, queue, project)
else:
raise
def get(self, queue, message_id, project=None):
if not self._queue_ctrl.exists(queue, project):
raise errors.QueueDoesNotExist(queue, project)
message = Message.from_redis(message_id, self._client)
now = timeutils.utcnow_ts()
if message and not utils.msg_expired_filter(message, now):
return message.to_basic(now)
else:
raise errors.MessageDoesNotExist(message_id, queue, project)