def _transmit(self,uri,confirmable,code,options=[],payload=[]):
assert code in d.METHOD_ALL
if code in [d.METHOD_GET,d.METHOD_DELETE]:
assert payload==[]
assert type(uri)==str
(destIp,destPort,uriOptions) = coapUri.uri2options(uri)
with self.transmittersLock:
self._cleanupTransmitter()
messageId = self._getMessageID(destIp,destPort)
token = self._getToken(destIp,destPort)
newTransmitter = coapTransmitter.coapTransmitter(
sendFunc = self.socketUdp.sendUdp,
srcIp = self.ipAddress,
srcPort = self.udpPort,
destIp = destIp,
destPort = destPort,
confirmable = confirmable,
messageId = messageId,
code = code,
token = token,
options = uriOptions+options,
payload = payload,
ackTimeout = self.ackTimeout,
respTimeout = self.respTimeout,
)
key = (destIp,destPort,token,messageId)
assert key not in self.transmitters.keys()
self.transmitters[key] = newTransmitter
return newTransmitter.transmit()
def _transmit(self, uri, confirmable, code, options=[], payload=None):
assert code in d.METHOD_ALL
if code in [d.METHOD_GET, d.METHOD_DELETE]:
assert payload == None
assert type(uri) == str
(destIp, destPort, uriOptions) = coapUri.uri2options(uri)
with self.transmittersLock:
self._cleanupTransmitter()
messageId = self._getMessageID(destIp, destPort)
token = self._getToken(destIp, destPort)
newTransmitter = coapTransmitter.coapTransmitter(
sendFunc=self.socketUdp.sendUdp,
srcIp=self.ipAddress,
srcPort=self.udpPort,
destIp=destIp,
destPort=destPort,
confirmable=confirmable,
messageId=messageId,
code=code,
token=token,
options=uriOptions + options,
payload=payload,
respTimeout=self.respTimeout,
)
key = (destIp, destPort, token, messageId)
assert key not in self.transmitters.keys()
self.transmitters[key] = newTransmitter
return newTransmitter.transmit()
def _transmit(self, uri, confirmable, code, options=[], payload=[]):
assert code in d.METHOD_ALL
if code in [d.METHOD_GET, d.METHOD_DELETE]:
assert payload == []
assert type(uri) == str
(host, destPort, uriOptions) = coapUri.uri2options(uri)
destIp = socket.getaddrinfo(host, destPort)[0][4][0]
(securityContext, sequenceNumber) = oscoap.getRequestSecurityParams(
oscoap.objectSecurityOptionLookUp(options))
with self.transmittersLock:
self._cleanupTransmitter()
messageId = self._getMessageID(destIp, destPort)
token = self._getToken(destIp, destPort)
newTransmitter = coapTransmitter.coapTransmitter(
sendFunc=self.socketUdp.sendUdp,
srcIp=self.ipAddress,
srcPort=self.udpPort,
destIp=destIp,
destPort=destPort,
confirmable=confirmable,
messageId=messageId,
code=code,
token=token,
options=uriOptions + options,
payload=payload,
securityContext=securityContext,
requestSeq=sequenceNumber,
ackTimeout=self.ackTimeout,
respTimeout=self.respTimeout,
maxRetransmit=self.maxRetransmit)
key = (destIp, destPort, token, messageId)
assert key not in self.transmitters.keys()
self.transmitters[key] = newTransmitter
response = newTransmitter.transmit()
if securityContext:
try:
(innerOptions, plaintext) = oscoap.unprotectMessage(
securityContext,
version=response['version'],
code=response['code'],
options=response['options'],
ciphertext=response['ciphertext'],
partialIV=sequenceNumber,
)
response['options'] = response['options'] + innerOptions
response['payload'] = plaintext
except e.oscoapError:
raise
return response