def _receiveConsoleOutput(self):
"""
This function receives and prints console output
Input:
Nothing
Returns:
Nothing
"""
import sys
from comm import protocol, sendAndReceive, CommClientException
while True:
if self._exit.is_set(): break
try:
frame = sendAndReceive(self._ip,self._port,protocol.frame(prc.PRC_OUTPUT,self._session_id))
except CommClientException as error:
self._exit.set()
raise PRCClientException("Connection problem: " + str(error))
cmd,data = protocol.analyze(frame)
if cmd == prc.PRC_OUTPUT:
sys.stdout.write(data)
elif cmd == prc.PRC_CONFIRM:
self._synch.release()
elif cmd == prc.PRC_EXIT:
self._synch.release()
self._exit.set()
def _start_session(self):
"""
This function starts PRC session
Input:
Nothing
Returns:
Nothing
"""
from comm import protocol, sendAndReceive, CommClientException
try:
sendAndReceive(self._ip,self._port,protocol.frame(prc.PRC_NEW_SESSION,self._session_id))
except CommClientException as error:
self._exit.set()
raise PRCClientException("Connection problem: " + str(error))
def _prompt(self):
"""
This function gets prompt from server
Input:
Nothing
Returns:
prompt
"""
from comm import protocol, sendAndReceive, CommClientException
try:
frame = sendAndReceive(self._ip,self._port,protocol.frame(prc.PRC_PROMPT,self._session_id))
except CommClientException as error:
self._exit.set()
raise PRCClientException("Connection problem: " + str(error))
cmd,prompt = protocol.analyze(frame)
self._synch.acquire()
return prompt
def _sendConsoleInput(self,data):
"""
This function sends command.
Blocking funnction.
Input:
data - Input python command
Returns:
Nothing
"""
from comm import protocol, sendAndReceive, CommClientException
try:
frame = sendAndReceive(self._ip,self._port,protocol.frame(prc.PRC_CODE,(self._session_id,data)))
except CommClientException as error:
self._exit.set()
raise PRCClientException("Connection problem: " + str(error))
self._synch.acquire()
cmd,data = protocol.analyze(frame)
if cmd == prc.PRC_EXIT: raise SystemExit
from comm import sendAndReceive ip = "127.0.0.1" port = 59899 data = "".join(["a"]*(4096*1000+55)) sendAndReceive(ip,port,data)
