def _createConnectionList(self):
game_server = Gamer(self.server_socket, self.server_address)
game_server.name = "Game Server"
self.gameList = GameList(game_server)
class EchoGameServer:
def __init__(self, address, port, recv_buffer, messageHandler, maxNumberOfGamer, timeout=2):
self.recv_buffer=recv_buffer
self.messageHandler=messageHandler
self.maxNumberOfGamers=maxNumberOfGamer
self._setLogger()
self._createTcpIpSocket(timeout)
self._bindSocketToThePort(address,port)
self._createConnectionList()
self._setListenForConnection(2)
self.logger.info("Server: Chat server named %s started on port %s"%(self.gameList.serverName(),str(port)))
print("Server: Chat server named %s started on port %s"%(self.gameList.serverName(),str(port)))
def _createTcpIpSocket(self, timeout):
self.server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
self.server_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
self.server_socket.settimeout(timeout)
def _createConnectionList(self):
game_server = Gamer(self.server_socket, self.server_address)
game_server.name = "Game Server"
self.gameList = GameList(game_server)
def _bindSocketToThePort(self, address, port):
self.server_address = (address, port)
self.server_socket.bind(self.server_address)
def _setListenForConnection(self, backlog):
self.server_socket.listen(backlog)
def _setLogger(self):
self.fh_serv = logging.FileHandler('EchoServer.log')
self.fh_serv.setLevel(logging.DEBUG)
self.fh_serv.setFormatter(logging.Formatter('%(asctime)s - %(name)s - %(message)s'))
self.logger = logging.getLogger('EchoServer_log')
self.logger.addHandler(self.fh_serv)
self.logger.setLevel(logging.DEBUG)
def handle_connection(self,info=""):
read_sockets,write_sockets,error_sockets = select.select(self.gameList.connectedGamersSockets(),[],[])
for socket in read_sockets:
if self.gameList.isServerSocket(socket):
if self.gameList.gamersNamedNumber() + self.gameList.gamersUnnamedNumber() < self.maxNumberOfGamers:
self._newConnection()
return 1
else:
self._deinedConnection()
return -1
elif self.gameList.unnamedGamer(socket):
self._addNameToConnection(socket)
if info:
self._send_data("_info",info, socket, True)
return 2
elif self.gameList.namedGamer(socket):
data = self._receive_data(socket)
if data:
gamName = self.gameList.gamerName(socket)
gamCurNumbers = self.gameList.gamersNamedNumber()
return gamCurNumbers,gamName,data[0],data[1]
return 0
def _newConnection(self):
(socketNew, addresNew) = self.server_socket.accept()
self.gameList.addGamer(socketNew,addresNew)
print("Client (%s, %s) connected" % addresNew)
self._send_data("_name_request","Send your name", socketNew, True)
self.logger.info("Server - Client (%s, %s) connected"% addresNew)
def _deinedConnection(self):
(socketNew, addresNew) = self.server_socket.accept()
self._send_data("_error","There is too many players on serwer", socketNew, True)
self.logger.info("Deined acces to client (%s, %s)"% addresNew)
def _addNameToConnection(self, socket):
data = self._receive_data(socket)
if data:
if data[0] == "_name":
resp = self.gameList.addGamerName(socket,data[1])
add = self.gameList.gamerAddress(socket)
if resp == 1:
print("Client (%s, %s) use name <%s>" %(add[0], add[1], data[1]) )
self._send_data("_name_accepted","Your name <%s> is accepted" %data[1], socket, True)
self.broadcast_data("_info","Player <%s> has joined the game"%data[1],socket, addServerPromt=True)
self.logger.info("Server - Client (%s, %s) use name <%s> - socket : %s"%(add[0], add[1], data[1], socket))
elif resp == -1:
self._send_data("_name_request","Name <%s> is already used" %data[1], socket, True)
self.logger.info("Server - Unnamed client wanted use name which is already used - socket : %s" %socket)
else:
self._send_data("_name_request","Send your name first", socket, True)
self.logger.info("Server - Unnamed client send message without name - socket : %s" %socket)
def _receive_data(self, socket):
try:
data = socket.recv(self.recv_buffer)
if data:
msg = self.messageHandler.decodeMessage(data)
self.logger.info("Server - receive message - socket : %s\n\tType: %s \tMessage: %s\n"%(socket, msg[0], msg[1]))
return msg
else:
self._removeGamer(socket)
self.logger.info("Server - message receiving interuppted - socket : %s" %socket)
return 0
except (InterruptedError,ConnectionResetError):
self._removeGamer(socket)
self.logger.info("Server - message receiving interuppted - socket : %s" %socket)
return 0
def _send_data(self, type, message, socket, addServerPromt):
if addServerPromt:
mesg = "\\%s\\ %s"%(self.gameList.serverName(),message)
else:
mesg = "%s"%message
msg = self.messageHandler.encodeMessage(type, mesg)
try :
socket.send(msg)
self.logger.info("Server - Send message to client - socket : %s\n\tType: %s \tMessage: %s\n"%(socket, type, message))
except (InterruptedError,ConnectionResetError):
self._removeGamer(socket)
self.logger.info("Server - message sending interuppted - socket : %s" %socket)
def sendMessage(self,type, message, gamerName, addServerPromt = True):
self._send_data(type,message,self.gameList.gamerSocket(gamerName), addServerPromt)
def serverPromt(self):
return "\\%s\\ "%self.gameList.serverName()
def broadcast_data(self, type, message, exceptionSocket = 0, exceptionName = 0, addServerPromt = True):
otherException = self.gameList.gamerSocket(exceptionName)
for socket in self.gameList.broadcastedGamersSockets():
if socket != exceptionSocket and socket != otherException:
self._send_data(type, message,socket, addServerPromt)
def _removeGamer(self,socket):
name = self.gameList.gamerName(socket)
add = self.gameList.gamerAddress(socket)
msg = "<%s> - (%s, %s) is offline" %( name, add[0], add[1])
print("Client ",msg)
msg = "Player " + msg
if self.gameList.namedGamer(socket):
self.broadcast_data("_info", msg, socket, addServerPromt = True)
self.logger.info("Server - Client dissconected - socket : %s" %socket)
self.gameList.removeGamer(socket)
socket.close()
def closeSocket(self):
self.server_socket.shutdown(socket.SHUT_RDWR)
self.server_socket.close()
print("Server closed")
self.logger.info("Server closed")
def gamersNumber(self):
return self.gameList.gamersNamedNumber()
def gamersList(self):
return self.gameList.gameNamedList()
