import json
+import Queue as queue
import socket
import threading
import time
-import Queue as queue
+import traceback, sys
+
+from processor import Session, Dispatcher
+from utils import print_log
-from processor import Session, Dispatcher, print_log
class TcpSession(Session):
return self._connection
def stop(self):
+ if self.stopped():
+ return
+
+ try:
+ self._connection.shutdown(socket.SHUT_RDWR)
+ except:
+ # print_log("problem shutting down", self.address)
+ # traceback.print_exc(file=sys.stdout)
+ pass
+
self._connection.close()
- #print "Terminating connection:", self.address
with self.lock:
self._stopped = True
self.stop()
-
class TcpClientRequestor(threading.Thread):
def __init__(self, dispatcher, session):
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, use_ssl, ssl_certfile, ssl_keyfile):
def run(self):
if self.use_ssl:
- print_log( "TCP/SSL server started.")
+ print_log("TCP/SSL server started.")
else:
- print_log( "TCP server started.")
+ 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)
+ sock.listen(5)
+
while not self.shared.stopped():
+
+ try:
+ connection, address = sock.accept()
+ except:
+ traceback.print_exc(file=sys.stdout)
+ time.sleep(0.1)
+ continue
+
try:
- session = TcpSession(*sock.accept(), use_ssl=self.use_ssl, ssl_certfile=self.ssl_certfile, ssl_keyfile=self.ssl_keyfile)
+ session = TcpSession(connection, address, 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)
+ print_log("cannot start TCP session", error, address)
+ connection.close()
+ time.sleep(0.1)
continue
+
self.dispatcher.add_session(session)
self.dispatcher.collect_garbage()
client_req = TcpClientRequestor(self.dispatcher, session)
client_req.start()
-