def tryconnect(self, dialtone_check):
"""Use pppd to connect to the network."""
try:
# Modem is not connected if _pppd_pid is set to None.
if not self._pppd_pid:
data_port = self.data_port
#log( "Openind data")
data_port.open()
#log( "Opened")
data_port.write('ATZ\r\n')
print data_port.return_data()
data_port.write('ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0\r\n')
print data_port.return_data()
data_port.write('AT+CGDCONT=1,"IP","internet.wind",,\r\n')
print data_port.return_data()
if not dialtone_check:
data_port.write('ATX3\r\n')
print data_port.return_data()
data_port.write('ATDT%s\r\n' % self._dial_num)
print data_port.readline()
status = data_port.readline()
print status
if status.startswith('CONNECT'):
# pppd_args = [defaults.PPPD_PATH, self.baudrate, self.data_port.port] + self.pppd_params
pppd_args = [
self.pppd_path, self.data_port.port, self.baudrate
] + self.pppd_params
pid = os.fork()
if pid:
self._pppd_pid = pid
else:
try:
os.execv(self.pppd_path, pppd_args)
except:
raise errors.PppdError(
'An error while starting pppd.')
else:
last_pppd_result = os.waitpid(self._pppd_pid, os.WNOHANG)
if last_pppd_result != (0, 0):
# Reconnect.
self._pppd_pid = None
self.connect(dialtone_check)
else:
# Modem already connected.
raise errors.HumodUsageError('Modem already connected.')
return True
except:
return False
def connectwvdial(self):
if ( self._pppd_pid != None ) :
self.disconnectwvdial()
if os.name != 'nt':
pid = os.fork()
else:
pid = 0
if pid:
self._pppd_pid = pid
else:
try:
logFile = datetime.datetime.now().strftime("log/wvdial_%d%m%Y.log")
os.system("wvdial -C " + self.cfg.operator + ".conf 2>> " + logFile)
except:
raise errors.PppdError('An error while starting wvdial.')