def reply_with_item_list(req):
"""
Generates an item list by date range and sends
it as reply to requesting node
:param req: RegistryDateRangeSync already validated
"""
unpack_date = lambda x: [dpn_strptime(i) for i in x]
entries = RegistryEntry.objects.filter(
creation_date__range=unpack_date(req.body['date_range'])
)
headers = {
'correlation_id': req.headers['correlation_id'],
'sequence': 1
}
body = {
'date_range': req.body['date_range'],
'reg_sync_list': [e.to_message_dict() for e in entries]
}
rsp = RegistryListDateRangeReply(headers, body)
rsp.send(req.headers['reply_key'])
def _is_alive(self, msg, current_time):
"""
Check if the message has date and ttl set and returns if still alive
:param msg: kombu.transport.base.Message instance.
:return: Boolean
"""
try:
ttl = dpn_strptime(msg.headers['ttl'])
now = dpn_strptime(dpn_strftime(current_time))
return ttl > now
except KeyError:
msg.ack()
raise DPNMessageError(
"Invalid message received with no 'date' or 'ttl' set!")
def make_registry_base_objects():
"""
This produces a set of rights and brigthening registry entries.
"""
results = []
entries = [
{ # Foward Version Object
"dpn_object_id": "a395e773-668f-4a4d-876e-4a4039d86735",
"object_type": "D"
},
{ # First Version Object
"dpn_object_id": "f47ac10b-58cc-4372-a567-0e02b2c3d479",
"object_type": "D"
},
{ # Brightening Object 1
"dpn_object_id": "a02de3cd-a74b-4cc6-adec-16f1dc65f726",
"object_type": "B"
},
{ # Brightening Object 2
"dpn_object_id": "C92de3cd-a789-4cc6-adec-16a40c65f726",
"object_type": "B"
},
{ # Rights Object 1
"dpn_object_id": "a02de3cd-a789-4cc6-adec-16a40c65f726",
"object_type": "R"
},
{ # Rights Object 2
"dpn_object_id": "0df688d4-8dfb-4768-bee9-639558f40488",
"object_type": "R"
},
]
for data in entries:
base_reg = {
"first_node_name": "aptrust",
"version_number": 1,
"first_version": None,
"fixity_algorithm": "sha256",
"fixity_value": "2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824",
"last_fixity_date": dpn_strptime("2013-01-18T09:49:28Z"),
"creation_date": dpn_strptime("2013-01-05T09:49:28Z"),
"last_modified_date": dpn_strptime("2013-01-05T09:49:28Z"),
"bag_size": 65536,
"object_type": "D"
}
results.append(dict(data.items() | base_reg.items()))
return results
def test_dpn_strptime(self):
self.failUnlessEqual(self.datetime, dpn_strptime(self.timestring))
def validate_date(self, datestring):
try:
return dpn_strptime(datestring)
except ValueError:
raise ValueError("Incorrect date format, should be '%s' (i.e. %s)" % DPN_DATE_FORMAT,
dpn_strftime(datetime.utcnow()))
