def testMasterServerList(IP, port):
message = 'GETSERVERINFO'
response = network.sendAndGetResponseFromIP(IP, port, message)
servers = server.netStringToServerList(response)
assert len(servers) == 4
assert servers[0].role == "master"
print "Master Server List Test Passed"
def testMasterServerList(IP, port):
message = 'GETSERVERINFO'
response = network.sendAndGetResponseFromIP(IP, port, message)
servers = server.netStringToServerList(response)
assert len(servers) == 4
assert servers[0].role == "master"
print "Master Server List Test Passed"
def checkUniquenessOfTask(bloomHash, slaveToContact):
# TODO optimize to aviod network call if server is local
message = HASHCHECK + MESSAGE_DELIMITER + str(bloomHash)
# if slaveToContact is itself
if slaveToContact.ID == HOST_ID:
return not BloomHashFilter.checkAndInsert(bloomHash)
hashCheckResponse = network.sendAndGetResponseFromIP(
slaveToContact.IP, slaveToContact.port, message)
stats.hashCheckQuerySent += 1
# Note : this call will simultaneously put the hash
# into the bloom filter if it was not present already
words = hashCheckResponse.split(MESSAGE_DELIMITER)
return not (words[1] == 'True')
def checkUniquenessOfTask(bloomHash, slaveToContact):
# TODO optimize to aviod network call if server is local
message = HASHCHECK + MESSAGE_DELIMITER + str(bloomHash)
# if slaveToContact is itself
if slaveToContact.ID == HOST_ID:
return not BloomHashFilter.checkAndInsert(bloomHash)
hashCheckResponse = network.sendAndGetResponseFromIP(
slaveToContact.IP,
slaveToContact.port,
message)
stats.hashCheckQuerySent += 1
# Note : this call will simultaneously put the hash
# into the bloom filter if it was not present already
words = hashCheckResponse.split(MESSAGE_DELIMITER)
return not (words[1]=='True')
def getNewTask(main):
if not TaskQueue.empty():
return TaskQueue.get()
else:
randomSlave = main.aliveSlaves[randint(0, main.m - 1)]
newTaskString = network.sendAndGetResponseFromIP(
randomSlave.IP, randomSlave.port, REQUESTTASK)
words = newTaskString.split(MESSAGE_DELIMITER)
messageHead = words[0]
if messageHead == EMPTYTASK:
time.sleep(UNSUCCESSFUL_GET_TASK_WAIT_TIME)
return None
elif messageHead == POPPEDTASK:
return task.toTaskFromNetString(MESSAGE_DELIMITER.join(words[1:]))
else:
main.unrecognizedMessage()
def getNewTask(main):
if not TaskQueue.empty() :
return TaskQueue.get()
else :
randomSlave = main.aliveSlaves[randint(0, main.m - 1)]
newTaskString = network.sendAndGetResponseFromIP(
randomSlave.IP,
randomSlave.port,
REQUESTTASK)
words = newTaskString.split(MESSAGE_DELIMITER)
messageHead = words[0]
if messageHead == EMPTYTASK :
time.sleep(UNSUCCESSFUL_GET_TASK_WAIT_TIME)
return None
elif messageHead == POPPEDTASK :
return task.toTaskFromNetString(MESSAGE_DELIMITER.join(words[1:]))
else :
main.unrecognizedMessage()
def testPingPong(IP, port):
message = "PING"
response = network.sendAndGetResponseFromIP(IP, port, message)
assert response == 'PONG'
print "Ping Test Passed"
def testPingPong(IP, port):
message = "PING"
response = network.sendAndGetResponseFromIP(IP, port, message)
assert response == 'PONG'
print "Ping Test Passed"