import json
+import Queue as queue
import socket
import threading
import time
-import Queue as queue
-from processor import Session, Dispatcher, timestr
+from processor import Session, Dispatcher
+from utils import print_log
+
class TcpSession(Session):
- def __init__(self, connection, address):
+ def __init__(self, connection, address, use_ssl, ssl_certfile, ssl_keyfile):
Session.__init__(self)
- self._connection = connection
+ if use_ssl:
+ import ssl
+ self._connection = ssl.wrap_socket(
+ connection,
+ server_side=True,
+ certfile=ssl_certfile,
+ keyfile=ssl_keyfile,
+ ssl_version=ssl.PROTOCOL_SSLv23)
+ else:
+ self._connection = connection
+
self.address = address[0]
- self.name = "TCP session"
+ self.name = "TCP " if not use_ssl else "SSL "
def connection(self):
if self.stopped():
self.stop()
-
class TcpClientRequestor(threading.Thread):
def __init__(self, dispatcher, session):
if not self.update():
break
+ self.session.time = time.time()
+
while self.parse():
pass
raw_command = self.message[0:raw_buffer].strip()
self.message = self.message[raw_buffer + 1:]
- if raw_command == 'quit':
+ if raw_command == 'quit':
self.session.stop()
return False
# Return an error JSON in response.
self.dispatcher.push_response({"error": "syntax error", "request": raw_command})
else:
- self.dispatcher.push_request(self.session,command)
+ self.dispatcher.push_request(self.session, command)
return True
+
class TcpServer(threading.Thread):
- def __init__(self, dispatcher, host, port):
+ def __init__(self, dispatcher, host, port, use_ssl, ssl_certfile, ssl_keyfile):
self.shared = dispatcher.shared
self.dispatcher = dispatcher.request_dispatcher
threading.Thread.__init__(self)
self.host = host
self.port = port
self.lock = threading.Lock()
+ self.use_ssl = use_ssl
+ self.ssl_keyfile = ssl_keyfile
+ self.ssl_certfile = ssl_certfile
def run(self):
- print "TCP server started."
+ if self.use_ssl:
+ print_log("TCP/SSL server started.")
+ else:
+ print_log("TCP server started.")
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
sock.bind((self.host, self.port))
sock.listen(1)
while not self.shared.stopped():
- session = TcpSession(*sock.accept())
+ try:
+ session = TcpSession(*sock.accept(), use_ssl=self.use_ssl, ssl_certfile=self.ssl_certfile, ssl_keyfile=self.ssl_keyfile)
+ except BaseException, e:
+ error = str(e)
+ print_log("cannot start TCP session", error)
+ time.sleep(0.1)
+ continue
self.dispatcher.add_session(session)
self.dispatcher.collect_garbage()
client_req = TcpClientRequestor(self.dispatcher, session)
client_req.start()
-