def __int_call(self, node_address, packet, conn_timeout, read_timeout=None):
sock = None
try:
address = node_address.split(':')
if len(address) != 2:
raise FriException('Node address %s is invalid! ' \
'Address should be in format <hostname>:<port>'%node_address)
hostname = address[0]
try:
port = int(address[1])
if 0 > port > 65535:
raise ValueError()
except ValueError:
raise FriException('Node address %s is invalid! ' \
'Port should be integer in range 0...65535'%node_address)
if not isinstance(packet, FabnetPacket):
raise Exception('FRI request packet should be an object of FabnetPacket')
packet.session_id = self.session_id
data = packet.dump()
if self.is_ssl:
context = Context()
context.set_verify(0, depth = 0)
sock = Connection(context)
sock.set_post_connection_check_callback(None)
sock.set_socket_read_timeout(M2Crypto.SSL.timeout(sec=conn_timeout))
else:
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.settimeout(conn_timeout)
sock.connect((hostname, port))
sock.sendall(data)
if self.is_ssl:
sock.set_socket_read_timeout(M2Crypto.SSL.timeout(sec=read_timeout))
else:
sock.settimeout(read_timeout)
ret_packet = self.__read_packet(sock)
if ret_packet.get('ret_code', -1) == RC_REQ_CERTIFICATE:
self.__send_cert(sock)
ret_packet = self.__read_packet(sock)
return ret_packet
finally:
if sock:
sock.close()
