def _patch_counter_and_input_krpc(self, krpc, method_name,
num_calls=1, address=None):
if address is None:
address = ("127.0.0.1", 8888)
k_messenger = KRPC_Sender(TreeRoutingTable, 2**50)
# Patch in our counter
counter = Counter()
setattr(k_messenger, method_name, counter)
# Pass in the krpc
k_messenger.datagramReceived(krpc_coder.encode(krpc), address)
self.assertEquals(num_calls, counter.count)
def __init__(self, routing_table_class=TreeRoutingTable,
node_id=None, _reactor=None):
if node_id is None:
node_id = random.getrandbits(constants.id_size)
# Verify the node_id is valid
basic_coder.encode_network_id(node_id)
KRPC_Sender.__init__(self, routing_table_class, node_id, _reactor)
# Datastore is used for storing peers on torrents
self._datastore = defaultdict(set)
self._token_generator = _TokenGenerator()
def _patch_counter_and_input_krpc(self,
krpc,
method_name,
num_calls=1,
address=None):
if address is None:
address = ("127.0.0.1", 8888)
k_messenger = KRPC_Sender(TreeRoutingTable, 2**50)
# Patch in our counter
counter = Counter()
setattr(k_messenger, method_name, counter)
# Pass in the krpc
k_messenger.datagramReceived(krpc_coder.encode(krpc), address)
self.assertEquals(num_calls, counter.count)
def test_responseReceived(self):
# Make a query that we will "send"
query = Query()
query.rpctype = "ping"
# Make the protocol and patch in our counter, transport, and reactor
counter = Counter()
k_messenger = KRPC_Sender(TreeRoutingTable, 2**50)
k_messenger.transport = HollowTransport()
k_messenger.responseReceived = counter
# Send the query and receive the response
k_messenger.sendQuery(query, address, timeout)
self.assertTrue(query._transaction_id in k_messenger._transactions)
# Make a response that we will "receive"
response = query.build_response()
response._from = 9
k_messenger.datagramReceived(krpc_coder.encode(response), address)
_restore_reactor()
self.assertEquals(1, counter.count)
def test_responseReceived(self):
# Make a query that we will "send"
query = Query()
query.rpctype = "ping"
# Make the protocol and patch in our counter, transport, and reactor
counter = Counter()
k_messenger = KRPC_Sender(TreeRoutingTable, 2**50)
k_messenger.transport = HollowTransport()
k_messenger.responseReceived = counter
# Send the query and receive the response
k_messenger.sendQuery(query, address, timeout)
self.assertTrue(query._transaction_id in k_messenger._transactions)
# Make a response that we will "receive"
response = query.build_response()
response._from = 9
k_messenger.datagramReceived(krpc_coder.encode(response), address)
_restore_reactor()
self.assertEquals(1, counter.count)
def setUp(self):
_swap_out_reactor()
self.k_messenger = KRPC_Sender(TreeRoutingTable, 2**50)
self.k_messenger.transport = HollowTransport()
self.query = Query()
self.query.rpctype = "ping"
class KRPC_Sender_DeferredTestCase(unittest.TestCase):
def setUp(self):
_swap_out_reactor()
self.k_messenger = KRPC_Sender(TreeRoutingTable, 2**50)
self.k_messenger.transport = HollowTransport()
self.query = Query()
self.query.rpctype = "ping"
def tearDown(self):
_restore_reactor()
def _response_equality(self, response, expected_response):
self.assertEquals(expected_response._transaction_id,
response._transaction_id)
self.assertEquals(expected_response._from,
response._from)
return response
def test_callback(self):
counter = Counter()
d = self.k_messenger.sendQuery(self.query, address, timeout)
self.assertTrue(self.query._transaction_id in
self.k_messenger._transactions)
# Build the response we will "receive"
response = self.query.build_response()
response._from = 9
d.addCallback(self._response_equality, response)
d.addCallback(counter)
encoded_response = krpc_coder.encode(response)
self.k_messenger.datagramReceived(encoded_response, address)
self.assertEquals(1, counter.count)
self.assertFalse(self.query._transaction_id in
self.k_messenger._transactions)
def _error_equality(self, error, expected_error):
self.assertEquals(expected_error._transaction_id,
error._transaction_id)
self.assertEquals(expected_error.code, error.code)
return error
def test_errback_KRPCError(self):
counter = Counter()
d = self.k_messenger.sendQuery(self.query, address, timeout)
self.assertTrue(self.query._transaction_id in
self.k_messenger._transactions)
# Build the response we will "receive"
error = self.query.build_error()
d.addErrback(self._error_equality, error)
d.addErrback(counter)
encoded_error = krpc_coder.encode(error)
self.k_messenger.datagramReceived(encoded_error, address)
self.assertEquals(1, counter.count)
self.assertFalse(self.query._transaction_id in
self.k_messenger._transactions)
def test_errback_InvalidKRPCError(self):
# Make an invalid query
query = Query()
query.rpctype = "pingpong"
d = self.k_messenger.sendQuery(query, address, timeout)
self.assertFalse(self.query._transaction_id in
self.k_messenger._transactions)
# Cleanup the error
d.addErrback(lambda failure: failure.trap(krpc_coder.InvalidKRPCError))
def test_errback_TimeoutError(self):
d = self.k_messenger.sendQuery(self.query, address, timeout)
self.assertTrue(self.query._transaction_id in
self.k_messenger._transactions)
d.errback(TimeoutError())
self.assertFalse(self.query._transaction_id in
self.k_messenger._transactions)
# Cleanup the error
d.addErrback(lambda failure: failure.trap(TimeoutError))
def setUp(self):
_swap_out_reactor()
self.k_messenger = KRPC_Sender(TreeRoutingTable, 2**50)
self.k_messenger.transport = HollowTransport()
self.query = Query()
self.query.rpctype = "ping"
class KRPC_Sender_DeferredTestCase(unittest.TestCase):
def setUp(self):
_swap_out_reactor()
self.k_messenger = KRPC_Sender(TreeRoutingTable, 2**50)
self.k_messenger.transport = HollowTransport()
self.query = Query()
self.query.rpctype = "ping"
def tearDown(self):
_restore_reactor()
def _response_equality(self, response, expected_response):
self.assertEquals(expected_response._transaction_id,
response._transaction_id)
self.assertEquals(expected_response._from, response._from)
return response
def test_callback(self):
counter = Counter()
d = self.k_messenger.sendQuery(self.query, address, timeout)
self.assertTrue(
self.query._transaction_id in self.k_messenger._transactions)
# Build the response we will "receive"
response = self.query.build_response()
response._from = 9
d.addCallback(self._response_equality, response)
d.addCallback(counter)
encoded_response = krpc_coder.encode(response)
self.k_messenger.datagramReceived(encoded_response, address)
self.assertEquals(1, counter.count)
self.assertFalse(
self.query._transaction_id in self.k_messenger._transactions)
def _error_equality(self, error, expected_error):
self.assertEquals(expected_error._transaction_id,
error._transaction_id)
self.assertEquals(expected_error.code, error.code)
return error
def test_errback_KRPCError(self):
counter = Counter()
d = self.k_messenger.sendQuery(self.query, address, timeout)
self.assertTrue(
self.query._transaction_id in self.k_messenger._transactions)
# Build the response we will "receive"
error = self.query.build_error()
d.addErrback(self._error_equality, error)
d.addErrback(counter)
encoded_error = krpc_coder.encode(error)
self.k_messenger.datagramReceived(encoded_error, address)
self.assertEquals(1, counter.count)
self.assertFalse(
self.query._transaction_id in self.k_messenger._transactions)
def test_errback_InvalidKRPCError(self):
# Make an invalid query
query = Query()
query.rpctype = "pingpong"
d = self.k_messenger.sendQuery(query, address, timeout)
self.assertFalse(
self.query._transaction_id in self.k_messenger._transactions)
# Cleanup the error
d.addErrback(lambda failure: failure.trap(krpc_coder.InvalidKRPCError))
def test_errback_TimeoutError(self):
d = self.k_messenger.sendQuery(self.query, address, timeout)
self.assertTrue(
self.query._transaction_id in self.k_messenger._transactions)
d.errback(TimeoutError())
self.assertFalse(
self.query._transaction_id in self.k_messenger._transactions)
# Cleanup the error
d.addErrback(lambda failure: failure.trap(TimeoutError))