def getEchoe(self, request, socketTCP):
variable = request[Define.variable]
timestamp = request[Define.timestamp]
if not self.shouldEcho(variable, timestamp, request[Define.client_id]):
response = dict(server_id=self.ID,
plataform=Define.plataform,
request_code=request[Define.request_code],
status=Define.error,
msg=Define.timestamp_already_echoed)
responseJSON = json.dumps(response)
else:
data_signature = Signature.signData(
Signature.getPrivateKey(self.ID, -1, self.CERT_PATH),
variable + str(timestamp))
with self.LOCK:
self.ECHOED_VALUES.append(
(timestamp, variable, request[Define.client_id]))
dataDict = dict(data_signature=data_signature)
response = dict(server_id=self.ID,
plataform=Define.plataform,
request_code=request[Define.request_code],
status=Define.success,
msg=Define.get_echoe,
data=dataDict)
responseJSON = json.dumps(response)
socketTCP.send(responseJSON.encode('utf-8'))
if self.VERBOSE == 2:
print('-----REQUEST SAINDO:-----' + responseJSON)
def write(self, value):
timestamp = self.readTimestamp()
timestamp = self.incrementTimestamp(timestamp)
data_signature = Signature.signData(
Signature.getPrivateKey(-1, self.ID, self.CERT_PATH),
value + str(timestamp))
for server in self.SERVERS:
threading.Thread(target=self.writeOnServer,
args=(server, value, timestamp, data_signature,
self.ID, self.REQUEST_CODE)).start()
self.REQUEST_CODE = self.REQUEST_CODE + 1
def write(self, request, socketTCP, type):
variable = request[Define.variable]
timestamp = request[Define.timestamp]
client_id = request[Define.client_id]
echoesArray = request[Define.echoes]
echoes = []
for dictionary in echoesArray:
echoes.append((dictionary[Define.server_id],
dictionary[Define.data_signature]))
self.LOCK.acquire()
if timestamp > self.TIMESTAMP or (timestamp == self.TIMESTAMP
and client_id > self.CLIENT_ID):
if self.isEchoValid(echoes, variable, timestamp, type):
self.VARIABLE = variable
self.TIMESTAMP = timestamp
self.DATA_SIGNATURE = Signature.signData(
Signature.getPrivateKey(self.ID, -1, self.CERT_PATH),
variable + str(timestamp))
self.LOCK.release()
if self.VERBOSE > 0:
print("Recebido variable = " + variable + " e timestamp " +
str(timestamp))
response = dict(server_id=self.ID,
plataform=Define.plataform,
request_code=request[Define.request_code],
status=Define.success,
msg=Define.variable_updated)
responseJSON = json.dumps(response)
socketTCP.send(responseJSON.encode('utf-8'))
if self.VERBOSE == 2:
print('-----REQUEST SAINDO:-----' + responseJSON)
else:
self.LOCK.release()
response = dict(server_id=self.ID,
plataform=Define.plataform,
request_code=request[Define.request_code],
status=Define.error,
msg=Define.invalid_echoes)
responseJSON = json.dumps(response)
socketTCP.send(responseJSON.encode('utf-8'))
if self.VERBOSE == 2:
print('-----REQUEST SAINDO:-----' + responseJSON)
else:
self.LOCK.release()
response = dict(server_id=self.ID,
plataform=Define.plataform,
request_code=request[Define.request_code],
status=Define.error,
msg=Define.outdated_timestamp)
responseJSON = json.dumps(response)
socketTCP.send(responseJSON.encode('utf-8'))
if self.VERBOSE == 2:
print('-----REQUEST SAINDO:-----' + responseJSON)
