def _forward_request(transaction, destination, path):
"""
Forward requests.
:type transaction: Transaction
:param transaction: the transaction that owns the request
:param destination: the destination of the request (IP, port)
:param path: the path of the request.
:rtype : Transaction
:return: the edited transaction
"""
client = HelperClient(destination)
request = Request()
request.options = copy.deepcopy(transaction.request.options)
del request.block2
del request.block1
del request.uri_path
del request.proxy_uri
del request.proxy_schema
# TODO handle observing
del request.observe
# request.observe = transaction.request.observe
request.uri_path = path
request.destination = destination
request.payload = transaction.request.payload
request.code = transaction.request.code
response = client.send_request(request)
client.stop()
transaction.response.payload = response.payload
transaction.response.code = response.code
transaction.response.options = response.options
return transaction
def _test_with_client_delayed(self, message_list): # pragma: no cover
client = HelperClient(self.server_address)
start_etag = None
for message, expected in message_list:
if message is not None:
received_message = client.send_request(message)
time.sleep(5)
if received_message.etag is not None:
if start_etag is None:
start_etag = received_message.etag
if expected is not None:
if expected.etag is not None:
if expected.etag == 1:
self.assertEqual(received_message, start_etag)
else:
self.assertNotEqual(received_message, start_etag)
if expected.type is not None:
self.assertEqual(received_message.type, expected.type)
if expected.mid is not None:
self.assertEqual(received_message.mid, expected.mid)
self.assertEqual(received_message.code, expected.code)
if expected.source is not None:
self.assertEqual(received_message.source,
self.server_address)
client.stop()
def _test_with_client_observe(self, message_list): # pragma: no cover
client = HelperClient(self.server_address)
for message, expected in message_list:
if message is not None:
client.send_request(message, self.client_callback)
if expected is not None:
received_message = self.queue.get()
if expected.type is not None:
self.assertEqual(received_message.type, expected.type)
if expected.mid is not None:
self.assertEqual(received_message.mid, expected.mid)
self.assertEqual(received_message.code, expected.code)
if expected.source is not None:
self.assertEqual(received_message.source,
self.server_address)
if expected.token is not None:
self.assertEqual(received_message.token, expected.token)
if expected.payload is not None:
self.assertEqual(received_message.payload,
expected.payload)
if expected.options:
self.assertEqual(len(received_message.options),
len(expected.options))
for o in expected.options:
assert isinstance(o, Option)
option_value = getattr(
expected,
o.name.lower().replace("-", "_"))
option_value_rec = getattr(
received_message,
o.name.lower().replace("-", "_"))
self.assertEqual(option_value, option_value_rec)
client.stop()
def _test_with_client_delayed(self, message_list): # pragma: no cover
client = HelperClient(self.server_address)
for message, expected in message_list:
if message is not None:
received_message = client.send_request(message)
time.sleep(5)
if expected is not None:
if expected.etag is not None:
self.assertEqual(received_message.etag, expected.etag)
if expected.type is not None:
self.assertEqual(received_message.type, expected.type)
if expected.mid is not None:
self.assertEqual(received_message.mid, expected.mid)
self.assertEqual(received_message.code, expected.code)
if expected.source is not None:
self.assertEqual(received_message.source, self.server_address)
if expected.token is not None:
self.assertEqual(received_message.token, expected.token)
if expected.payload is not None:
self.assertEqual(received_message.payload, expected.payload)
if expected.max_age is not None:
if expected.max_age != 60:
self.assertNotEqual(received_message.max_age, 60)
else:
self.assertEqual(received_message.max_age, expected.max_age)
if expected.options:
self.assertEqual(len(received_message.options), len(expected.options))
for o in expected.options:
assert isinstance(o, Option)
if o.name != defines.OptionRegistry.MAX_AGE.name and o.name != defines.OptionRegistry.ETAG.name:
option_value = getattr(expected, o.name.lower().replace("-", "_"))
option_value_rec = getattr(received_message, o.name.lower().replace("-", "_"))
self.assertEqual(option_value, option_value_rec)
client.stop()
def _test_with_client(self, message_list): # pragma: no cover
client = HelperClient(self.server_address)
for message, expected in message_list:
if message is not None:
received_message = client.send_request(message)
if expected is not None:
# print(received_message.payload)
# print(expected.payload)
if expected.type is not None:
self.assertEqual(received_message.type, expected.type)
if expected.mid is not None:
self.assertEqual(received_message.mid, expected.mid)
self.assertEqual(received_message.code, expected.code)
if expected.source is not None:
self.assertEqual(received_message.source,
self.server_address)
if expected.token is not None:
self.assertEqual(received_message.token, expected.token)
if expected.payload is not None:
self.assertEqual(received_message.payload,
expected.payload)
if expected.options is not None:
self.assertEqual(received_message.options,
expected.options)
for o in expected.options:
option_value = getattr(
expected,
o.name.lower().replace("-", "_"))
option_value_rec = getattr(
received_message,
o.name.lower().replace("-", "_"))
self.assertEqual(option_value, option_value_rec)
client.stop()
def _test_with_client_observe(self, message_list): # pragma: no cover
client = HelperClient(self.server_address)
for message, expected in message_list:
if message is not None:
client.send_request(message, self.client_callback)
if expected is not None:
received_message = self.queue.get()
if expected.type is not None:
self.assertEqual(received_message.type, expected.type)
if expected.mid is not None:
self.assertEqual(received_message.mid, expected.mid)
self.assertEqual(received_message.code, expected.code)
if expected.source is not None:
self.assertEqual(received_message.source, self.server_address)
if expected.token is not None:
self.assertEqual(received_message.token, expected.token)
if expected.payload is not None:
self.assertEqual(received_message.payload, expected.payload)
if expected.options:
self.assertEqual(len(received_message.options), len(expected.options))
for o in expected.options:
assert isinstance(o, Option)
option_value = getattr(expected, o.name.lower().replace("-", "_"))
option_value_rec = getattr(received_message, o.name.lower().replace("-", "_"))
self.assertEqual(option_value, option_value_rec)
client.stop()
def _test_with_client_delayed(self, message_list): # pragma: no cover
client = HelperClient(self.server_address)
for message, expected in message_list:
if message is not None:
received_message = client.send_request(message)
time.sleep(5)
if expected is not None:
if expected.etag is not None:
self.assertEqual(received_message.etag, expected.etag)
if expected.type is not None:
self.assertEqual(received_message.type, expected.type)
if expected.mid is not None:
self.assertEqual(received_message.mid, expected.mid)
self.assertEqual(received_message.code, expected.code)
if expected.source is not None:
self.assertEqual(received_message.source, self.server_address)
if expected.token is not None:
self.assertEqual(received_message.token, expected.token)
if expected.payload is not None:
self.assertEqual(received_message.payload, expected.payload)
if expected.max_age is not None:
if expected.max_age != 60:
self.assertNotEqual(received_message.max_age, 60)
else:
self.assertEqual(received_message.max_age, expected.max_age)
if expected.options:
self.assertEqual(len(received_message.options), len(expected.options))
for o in expected.options:
assert isinstance(o, Option)
if o.name != defines.OptionRegistry.MAX_AGE.name and o.name != defines.OptionRegistry.ETAG.name:
option_value = getattr(expected, o.name.lower().replace("-", "_"))
option_value_rec = getattr(received_message, o.name.lower().replace("-", "_"))
self.assertEqual(option_value, option_value_rec)
client.stop()
def _test_with_client_observe(self, message_list, callback):
client = HelperClient(self.server_address)
token = None
last_mid = 0
for message, expected in message_list:
if message is not None:
token = message.token
client.send_request(message, callback)
received_message = self.queue.get()
if expected is not None:
last_mid = expected.mid
if expected.type is not None:
self.assertEqual(received_message.type, expected.type)
if expected.mid is not None:
self.assertEqual(received_message.mid, expected.mid)
self.assertEqual(received_message.code, expected.code)
if expected.source is not None:
self.assertEqual(received_message.source, self.server_address)
if expected.token is not None:
self.assertEqual(received_message.token, expected.token)
if expected.payload is not None:
self.assertEqual(received_message.payload, expected.payload)
if expected.options is not None:
self.assertEqual(received_message.options, expected.options)
message = Message()
message.type = defines.Types["RST"]
message.token = token
message._mid = last_mid
message.destination = self.server_address
client.send_empty(message)
client.stop()
def _test_with_client_observe(self, message_list,
callback): # pragma: no cover
client = HelperClient(self.server_address)
token = None
last_mid = 0
for message, expected in message_list:
if message is not None:
token = message.token
client.send_request(message, callback)
received_message = self.queue.get()
if expected is not None:
last_mid = expected.mid
if expected.type is not None:
self.assertEqual(received_message.type, expected.type)
if expected.mid is not None:
self.assertEqual(received_message.mid, expected.mid)
self.assertEqual(received_message.code, expected.code)
if expected.source is not None:
self.assertEqual(received_message.source,
self.server_address)
if expected.token is not None:
self.assertEqual(received_message.token, expected.token)
if expected.payload is not None:
self.assertEqual(received_message.payload,
expected.payload)
if expected.options is not None:
self.assertEqual(received_message.options,
expected.options)
message = Message()
message.type = defines.Types["RST"]
message.token = token
message._mid = last_mid
message.destination = self.server_address
client.send_empty(message)
client.stop()
def discover_remote(self, destination, name):
assert (isinstance(destination, str))
split = destination.split(":", 1)
host = split[0]
port = int(split[1])
server = (host, port)
client = HelperClient(server)
response = client.discover()
client.stop()
self.discover_remote_results(response, name)
def discover_remote(self, destination, name):
assert isinstance(destination, str)
split = destination.split(":", 1)
host = split[0]
port = int(split[1])
server = (host, port)
client = HelperClient(server)
response = client.discover()
client.stop()
self.discover_remote_results(response, name)
def _handle_request(self, transaction, new_resource):
"""
Forward requests. Used by reverse proxies to also create new virtual resources on the proxy
in case of created resources
:type new_resource: bool
:type transaction: Transaction
:param transaction: the transaction that owns the request
:rtype : Transaction
:param new_resource: if the request will generate a new resource
:return: the edited transaction
"""
client = HelperClient(transaction.resource.remote_server)
request = Request()
request.options = copy.deepcopy(transaction.request.options)
del request.block2
del request.block1
del request.uri_path
del request.proxy_uri
del request.proxy_schema
# TODO handle observing
del request.observe
# request.observe = transaction.request.observe
request.uri_path = "/".join(
transaction.request.uri_path.split("/")[1:])
request.destination = transaction.resource.remote_server
request.payload = transaction.request.payload
request.code = transaction.request.code
logger.info("forward_request - " + str(request))
response = client.send_request(request)
client.stop()
logger.info("forward_response - " + str(response))
transaction.response.payload = response.payload
transaction.response.code = response.code
transaction.response.options = response.options
if response.code == defines.Codes.CREATED.number:
lp = transaction.response.location_path
del transaction.response.location_path
transaction.response.location_path = transaction.request.uri_path.split(
"/")[0] + "/" + lp
# TODO handle observing
if new_resource:
resource = RemoteResource('server',
transaction.resource.remote_server,
lp,
coap_server=self,
visible=True,
observable=False,
allow_children=True)
self._server.add_resource(transaction.response.location_path,
resource)
if response.code == defines.Codes.DELETED.number:
del self._server.root["/" + transaction.request.uri_path]
return transaction
def _handle_request(self, transaction, new_resource):
"""
Forward requests. Used by reverse proxies to also create new virtual resources on the proxy
in case of created resources
:type new_resource: bool
:type transaction: Transaction
:param transaction: the transaction that owns the request
:rtype : Transaction
:param new_resource: if the request will generate a new resource
:return: the edited transaction
"""
client = HelperClient(transaction.resource.remote_server)
request = Request()
request.options = copy.deepcopy(transaction.request.options)
del request.block2
del request.block1
del request.uri_path
del request.proxy_uri
del request.proxy_schema
# TODO handle observing
del request.observe
# request.observe = transaction.request.observe
request.uri_path = "/".join(transaction.request.uri_path.split("/")[1:])
request.destination = transaction.resource.remote_server
request.payload = transaction.request.payload
request.code = transaction.request.code
response = client.send_request(request)
client.stop()
transaction.response.payload = response.payload
transaction.response.code = response.code
transaction.response.options = response.options
if response.code == defines.Codes.CREATED.number:
lp = transaction.response.location_path
del transaction.response.location_path
transaction.response.location_path = transaction.request.uri_path.split("/")[0] + "/" + lp
# TODO handle observing
if new_resource:
resource = RemoteResource('server', transaction.resource.remote_server, lp, coap_server=self,
visible=True,
observable=False,
allow_children=True)
self._server.add_resource(transaction.response.location_path, resource)
if response.code == defines.Codes.DELETED.number:
del self._server.root["/" + transaction.request.uri_path]
return transaction
def _handle_request(self, transaction, new_resource):
client = HelperClient(transaction.resource.remote_server)
request = Request()
request.options = copy.deepcopy(transaction.request.options)
del request.block2
del request.block1
del request.uri_path
del request.proxy_uri
del request.proxy_schema
# TODO handle observing
del request.observe
# request.observe = transaction.request.observe
request.uri_path = "/".join(
transaction.request.uri_path.split("/")[1:])
request.destination = transaction.resource.remote_server
request.payload = transaction.request.payload
request.code = transaction.request.code
response = client.send_request(request)
client.stop()
transaction.response.payload = response.payload
transaction.response.code = response.code
transaction.response.options = response.options
if response.code == defines.Codes.CREATED.number:
lp = transaction.response.location_path
del transaction.response.location_path
transaction.response.location_path = transaction.request.uri_path.split(
"/")[0] + "/" + lp
# TODO handle observing
if new_resource:
resource = RemoteResource('server',
transaction.resource.remote_server,
lp,
coap_server=self,
visible=True,
observable=False,
allow_children=True)
self._server.add_resource(transaction.response.location_path,
resource)
if response.code == defines.Codes.DELETED.number:
del self._server.root["/" + transaction.request.uri_path]
return transaction
def _test_with_client(self, message_list):
client = HelperClient(self.server_address)
for message, expected in message_list:
if message is not None:
received_message = client.send_request(message)
if expected is not None:
if expected.type is not None:
self.assertEqual(received_message.type, expected.type)
if expected.mid is not None:
self.assertEqual(received_message.mid, expected.mid)
self.assertEqual(received_message.code, expected.code)
if expected.source is not None:
self.assertEqual(received_message.source, self.server_address)
if expected.token is not None:
self.assertEqual(received_message.token, expected.token)
if expected.payload is not None:
self.assertEqual(received_message.payload, expected.payload)
if expected.options is not None:
self.assertEqual(received_message.options, expected.options)
client.stop()
def _forward_request(transaction, destination, path):
client = HelperClient(destination)
request = Request()
request.options = copy.deepcopy(transaction.request.options)
del request.block2
del request.block1
del request.uri_path
del request.proxy_uri
del request.proxy_schema
# TODO handle observing
del request.observe
# request.observe = transaction.request.observe
request.uri_path = path
request.destination = destination
request.payload = transaction.request.payload
request.code = transaction.request.code
response = client.send_request(request)
client.stop()
transaction.response.payload = response.payload
transaction.response.code = response.code
transaction.response.options = response.options
return transaction
def _forward_request(transaction, destination, path):
client = HelperClient(destination)
request = Request()
request.options = copy.deepcopy(transaction.request.options)
del request.block2
del request.block1
del request.uri_path
del request.proxy_uri
del request.proxy_schema
# TODO handle observing
del request.observe
# request.observe = transaction.request.observe
request.uri_path = path
request.destination = destination
request.payload = transaction.request.payload
request.code = transaction.request.code
response = client.send_request(request)
client.stop()
transaction.response.payload = response.payload
transaction.response.code = response.code
transaction.response.options = response.options
return transaction
def _forward_request(transaction, destination, path):
"""
Forward requests.
:type transaction: Transaction
:param transaction: the transaction that owns the request
:param destination: the destination of the request (IP, port)
:param path: the path of the request.
:rtype : Transaction
:return: the edited transaction
"""
client = HelperClient(destination)
request = Request()
request.options = copy.deepcopy(transaction.request.options)
del request.block2
del request.block1
del request.uri_path
del request.proxy_uri
del request.proxy_schema
# TODO handle observing
del request.observe
# request.observe = transaction.request.observe
request.uri_path = path
request.destination = destination
request.payload = transaction.request.payload
request.code = transaction.request.code
response = client.send_request(request)
client.stop()
if response is not None:
transaction.response.payload = response.payload
transaction.response.code = response.code
transaction.response.options = response.options
else:
transaction.response.code = defines.Codes.SERVICE_UNAVAILABLE.number
return transaction
def _handle_request(self, transaction, new_resource):
client = HelperClient(transaction.resource.remote_server)
request = Request()
request.options = copy.deepcopy(transaction.request.options)
del request.block2
del request.block1
del request.uri_path
del request.proxy_uri
del request.proxy_schema
# TODO handle observing
del request.observe
# request.observe = transaction.request.observe
request.uri_path = "/".join(transaction.request.uri_path.split("/")[1:])
request.destination = transaction.resource.remote_server
request.payload = transaction.request.payload
request.code = transaction.request.code
response = client.send_request(request)
client.stop()
transaction.response.payload = response.payload
transaction.response.code = response.code
transaction.response.options = response.options
if response.code == defines.Codes.CREATED.number:
lp = transaction.response.location_path
del transaction.response.location_path
transaction.response.location_path = transaction.request.uri_path.split("/")[0] + "/" + lp
# TODO handle observing
if new_resource:
resource = RemoteResource('server', transaction.resource.remote_server, lp, coap_server=self,
visible=True,
observable=False,
allow_children=True)
self._server.add_resource(transaction.response.location_path, resource)
if response.code == defines.Codes.DELETED.number:
del self._server.root["/" + transaction.request.uri_path]
return transaction