本文整理汇总了Python中pandac.PandaModules.QueuedConnectionReader.addConnection方法的典型用法代码示例。如果您正苦于以下问题:Python QueuedConnectionReader.addConnection方法的具体用法?Python QueuedConnectionReader.addConnection怎么用?Python QueuedConnectionReader.addConnection使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类pandac.PandaModules.QueuedConnectionReader
的用法示例。
在下文中一共展示了QueuedConnectionReader.addConnection方法的15个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: Client
# 需要导入模块: from pandac.PandaModules import QueuedConnectionReader [as 别名]
# 或者: from pandac.PandaModules.QueuedConnectionReader import addConnection [as 别名]
class Client(DirectObject):
def __init__(self):
self.cManager = QueuedConnectionManager()
self.cReader = QueuedConnectionReader(self.cManager, 0)
self.cWriter = ConnectionWriter(self.cManager,0)
self.connection = None #Connection with the server
def connectToServer(self, ip_address="192.168.1.110", port_address=9099):
#How long to wait until we give up connecting
timeout = 3000 # 3 seconds
self.connection = self.cManager.openTCPClientConnection(ip_address,port_address,timeout)
if self.connection:
self.cReader.addConnection(self.connection) #Retrieve message from Server
return True #We connected
return False #We couldn't succeed
def processMsgData(self, dataGram):
iterator = PyDatagramIterator(dataGram)
msgID = iterator.getUint8()
if msgID == PRINT_MESSAGE:
msg = iterator.getString()
print msg
def recieveMessage(self):
datagram = NetDatagram() #Needed to store the message or data recieved
if self.cReader.getData(datagram):
self.processMsgData(datagram)
'''
Closes the connection with the server
'''
def disconnectServer(self):
self.cManager.closeConnection(self.connection)
示例2: Client
# 需要导入模块: from pandac.PandaModules import QueuedConnectionReader [as 别名]
# 或者: from pandac.PandaModules.QueuedConnectionReader import addConnection [as 别名]
class Client():
def __init__(self):
self.cManager = QueuedConnectionManager()
self.tcpWriter = ConnectionWriter(self.cManager,0)
self.tcpReader = QueuedConnectionReader(self.cManager, 0)
taskMgr.add(self.tskReaderPolling,"Poll the connection reader",-40)
# This fails
self.conn = self.cManager.openTCPClientConnection(IP_ADDR, PORT, 1000)
if self.conn:
print 'Successful connection to', IP_ADDR, ':', PORT
self.tcpReader.addConnection(self.conn)
self.SendPacket()
def SendPacket(self):
dg = PyDatagram()
dg.addUint8(5)
self.tcpWriter.send(dg, self.conn)
def tskReaderPolling(self, task):
if self.tcpReader.dataAvailable():
datagram = NetDatagram()
if self.tcpReader.getData(datagram):
print 'client got data'
return task.cont
示例3: Client
# 需要导入模块: from pandac.PandaModules import QueuedConnectionReader [as 别名]
# 或者: from pandac.PandaModules.QueuedConnectionReader import addConnection [as 别名]
class Client(DirectObject):
def __init__( self ):
print "Initializing client test"
self.port = 9099
self.ip_address = "142.157.150.72"
self.timeout = 3000 # 3 seconds to timeout
self.cManager = QueuedConnectionManager()
self.cListener = QueuedConnectionListener(self.cManager, 0)
self.cReader = QueuedConnectionReader(self.cManager, 0)
self.cWriter = ConnectionWriter(self.cManager,0)
self.Connection = self.cManager.openTCPClientConnection(self.ip_address, self.port, self.timeout)
if self.Connection:
taskMgr.add(self.tskReaderPolling,"read the connection listener",-40)
# this tells the client to listen for datagrams sent by the server
print "Connected to Server"
self.cReader.addConnection(self.Connection)
PRINT_MESSAGE = 1
myPyDatagram = PyDatagram()
myPyDatagram.addUint8(100)
# adds an unsigned integer to your datagram
myPyDatagram.addString("first string of text")
# adds a string to your datagram
myPyDatagram.addString("second string of text")
# adds a second string to your datagram
self.cWriter.send(myPyDatagram, self.Connection)
# fires it off to the server
#self.cManager.closeConnection(self.Connection)
#print "Disconnected from Server"
# uncomment the above 2 lines if you want the client to
# automatically disconnect. Or you can just
# hit CTRL-C twice when it's running to kill it
# in windows, I don't know how to kill it in linux
else:
print "Not connected to Server"
def tskReaderPolling(self, task):
if self.cReader.dataAvailable():
datagram=PyDatagram()
if self.cReader.getData(datagram):
self.processServerMessage(datagram)
return Task.cont
def processServerMessage(self, netDatagram):
myIterator = PyDatagramIterator(netDatagram)
print myIterator.getString()
示例4: Server
# 需要导入模块: from pandac.PandaModules import QueuedConnectionReader [as 别名]
# 或者: from pandac.PandaModules.QueuedConnectionReader import addConnection [as 别名]
class Server():
def __init__(self):
self.cManager = QueuedConnectionManager()
self.tcpSocket = self.cManager.openTCPServerRendezvous(PORT, 1000)
self.tcpWriter = ConnectionWriter(self.cManager,0)
self.tcpListener = QueuedConnectionListener(self.cManager, 0)
self.tcpListener.addConnection(self.tcpSocket)
self.tcpReader = QueuedConnectionReader(self.cManager, 0)
taskMgr.add(self.tskListenerPolling,"Poll the connection listener",-39)
taskMgr.add(self.tskReaderPolling,"Poll the connection reader",-40)
def SendPacket(self):
dg = PyDatagram()
dg.addUint8(5)
self.tcpWriter.send(dg, self.conn)
def tskReaderPolling(self, task):
if self.tcpReader.dataAvailable():
datagram = NetDatagram()
if self.tcpReader.getData(datagram):
print 'server got data'
self.SendPacket()
return task.cont
def tskListenerPolling(self, task):
if self.tcpListener.newConnectionAvailable():
rendezvous = PointerToConnection()
netAddress = NetAddress()
newConnection = PointerToConnection()
if self.tcpListener.getNewConnection(rendezvous, netAddress, newConnection):
newConnection = newConnection.p()
self.tcpReader.addConnection(newConnection)
self.conn = newConnection
print self.conn.getAddress().getPort()
return task.cont
示例5: __init__
# 需要导入模块: from pandac.PandaModules import QueuedConnectionReader [as 别名]
# 或者: from pandac.PandaModules.QueuedConnectionReader import addConnection [as 别名]
class LoginServer:
def __init__(self, port, backlog=1000, compress=False):
self.port = port
self.backlog = backlog
self.compress = compress
self.cManager = QueuedConnectionManager()
self.cListener = QueuedConnectionListener(self.cManager, 0)
self.cReader = QueuedConnectionReader(self.cManager, 0)
self.cWriter = ConnectionWriter(self.cManager, 0)
self.db = DataBase()
# This is for pre-login
self.tempConnections = []
# This is for authed clients
self.activeConnections = []
# Temp user dict
self.clients = {}
self.connect(self.port, self.backlog)
self.startPolling()
def connect(self, port, backlog=1000):
# Bind to our socket
tcpSocket = self.cManager.openTCPServerRendezvous(port, backlog)
self.cListener.addConnection(tcpSocket)
def startPolling(self):
taskMgr.add(self.tskListenerPolling, "serverListenTask", -40)
taskMgr.add(self.tskDisconnectPolling, "serverDisconnectTask", -39)
def tskListenerPolling(self, task):
if self.cListener.newConnectionAvailable():
rendezvous = PointerToConnection()
netAddress = NetAddress()
newConnection = PointerToConnection()
if self.cListener.getNewConnection(rendezvous, netAddress, newConnection):
newConnection = newConnection.p()
self.tempConnections.append(newConnection) # Lets add it to a temp list first.
self.cReader.addConnection(newConnection) # Begin reading connection
# Make the temp place holder then add to temp, under dataget check the temp list, if something ther do
# auth and then add to the active
return Task.cont
def tskDisconnectPolling(self, task):
while self.cManager.resetConnectionAvailable() == True:
print "disconnect"
connPointer = PointerToConnection()
self.cManager.getResetConnection(connPointer)
connection = connPointer.p()
# Remove the connection we just found to be "reset" or "disconnected"
self.cReader.removeConnection(connection)
# Remove the connection we just found to be "reset" or "disconnected"
self.cReader.removeConnection(connection)
for u in range(len(self.clients)):
if self.clients[u]["connection"] == connection:
del self.clients[u]
break
# Loop through the activeConnections till we find the connection we just deleted
# and remove it from our activeConnections list
for c in range(0, len(self.activeConnections)):
if self.activeConnections[c] == connection:
del self.activeConnections[c]
break
return Task.cont
def broadcastData(self, data):
# Broadcast data out to all activeConnections
for con in self.activeConnections:
self.sendData(data, con)
def processData(self, netDatagram):
myIterator = PyDatagramIterator(netDatagram)
return self.decode(myIterator.getString())
def getClients(self):
# return a list of all activeConnections
return self.activeConnections
def encode(self, data, compress=False):
# encode(and possibly compress) the data with rencode
return rencode.dumps(data, compress)
def decode(self, data):
# decode(and possibly decompress) the data with rencode
return rencode.loads(data)
def sendData(self, data, con):
myPyDatagram = PyDatagram()
myPyDatagram.addString(self.encode(data, self.compress))
self.cWriter.send(myPyDatagram, con)
# This will check and do the logins.
#.........这里部分代码省略.........
示例6: Server
# 需要导入模块: from pandac.PandaModules import QueuedConnectionReader [as 别名]
# 或者: from pandac.PandaModules.QueuedConnectionReader import addConnection [as 别名]
class Server(DirectObject):
def __init__( self ):
self.port = 9099
self.portStatus = "Closed"
self.host = "localhost"
self.backlog = 1000
self.Connections = {}
# basic configuration variables that are used by most of the
# other functions in this class
self.StartConnectionManager()
# manages the connection manager
self.DisplayServerStatus()
# output a status box to the console which tells you the port
# and any connections currently connected to your server
def DisplayServerStatusTASK(self, task):
# all this does is periodically load the status function below
# add a task to display it every 30 seconds while you are doing
# any new coding
self.DisplayServerStatus()
return Task.again
def DisplayServerStatus(self):
print "\n----------------------------------------------------------------------------\n"
print "SERVER STATUS:\n\n"
print "Connection Manager Port: " + str(self.port) + " [" + str(self.portStatus) + "]"
for k, v in self.Connections.iteritems():
print "Connection " + k
##################################################################
# TCP Networking Functions and Tasks
##################################################################
def StartConnectionManager(self):
# this function creates a connection manager, and then
# creates a bunch of tasks to handle connections
# that connect to the server
self.cManager = QueuedConnectionManager()
self.cListener = QueuedConnectionListener(self.cManager, 0)
self.cReader = QueuedConnectionReader(self.cManager, 0)
self.cWriter = ConnectionWriter(self.cManager,0)
self.tcpSocket = self.cManager.openTCPServerRendezvous(self.port,self.backlog)
self.cListener.addConnection(self.tcpSocket)
self.portStatus = "Open"
taskMgr.add(self.ConnectionManagerTASK_Listen_For_Connections,"Listening for Connections",-39)
# This task listens for new connections
taskMgr.add(self.ConnectionManagerTASK_Listen_For_Datagrams,"Listening for Datagrams",-40)
# This task listens for new datagrams
taskMgr.add(self.ConnectionManagerTASK_Check_For_Dropped_Connections,"Listening for Disconnections",-41)
# This task listens for disconnections
def ConnectionManagerTASK_Listen_For_Connections(self, task):
if(self.portStatus == "Open"):
# This exists in case you want to add a feature to disable your
# login server for some reason. You can just put code in somewhere
# to set portStatus = 'closed' and your server will not
# accept any new connections
if self.cListener.newConnectionAvailable():
print "CONNECTION"
rendezvous = PointerToConnection()
netAddress = NetAddress()
newConnection = PointerToConnection()
if self.cListener.getNewConnection(rendezvous,netAddress,newConnection):
newConnection = newConnection.p()
self.Connections[str(newConnection.this)] = rendezvous
# all connections are stored in the self.Connections
# dictionary, which you can use as a way to assign
# unique identifiers to each connection, making
# it easy to send messages out
self.cReader.addConnection(newConnection)
print "\nSOMEBODY CONNECTED"
print "IP Address: " + str(newConnection.getAddress())
print "Connection ID: " + str(newConnection.this)
print "\n"
# you can delete this, I've left it in for debugging
# purposes
self.DisplayServerStatus()
# this fucntion just outputs the port and
# current connections, useful for debugging purposes
return Task.cont
def ConnectionManagerTASK_Listen_For_Datagrams(self, task):
if self.cReader.dataAvailable():
datagram=NetDatagram()
if self.cReader.getData(datagram):
print "\nDatagram received, sending response"
myResponse = PyDatagram()
myResponse.addString("GOT YER MESSAGE")
self.cWriter.send(myResponse, datagram.getConnection())
# this was just testing some code, but the server will
# automatically return a 'GOT YER MESSAGE' datagram
# to any connection that sends a datagram to it
# this is where you add a processing function here
#myProcessDataFunction(datagram)
return Task.cont
def ConnectionManagerTASK_Check_For_Dropped_Connections(self, task):
# if a connection has disappeared, this just does some house
#.........这里部分代码省略.........
示例7: ClientConnection
# 需要导入模块: from pandac.PandaModules import QueuedConnectionReader [as 别名]
# 或者: from pandac.PandaModules.QueuedConnectionReader import addConnection [as 别名]
class ClientConnection(object):
''' This class creates the communication links to a game server and
presents an interface for communication.'''
__metaclass__ = Singleton
address = 'chadrempp.com'
port = '9091'
timeout = '3000'
_callback = None
_connected = False
_authorized = False
_connectedGame = None
_respCallback = {MSG_AUTH_RES: None,
MSG_MAPLIST_RES: None,
MSG_GAMELIST_RES: None,
MSG_NEWGAME_RES: None,
MSG_JOINGAME_RES: None}
def __init__(self):
''' ClientConnection constructor.'''
self._cManager = QueuedConnectionManager()
self._cListener = QueuedConnectionListener(self._cManager, 0)
self._cReader = QueuedConnectionReader(self._cManager, 0)
self._cWriter = ConnectionWriter(self._cManager,0)
def isConnected(self):
''' Return True if a connection is established, otherwise False.'''
return self._connected
def isAuthorized(self):
''' Return True if the connection is authorized, otherwise False.'''
return self._authorized
def authenticate(self, username, password, callback):
''' Send authentication request.
username (string): Username for authentication
password (string): Password for authentication
callback (function): Funtion that will be called when a response is
received. Callback will be passed one parameter (status)
status = 0 if authorization failed
status = 1 if the user is already authenticated
status = 2 if an invalid password is supplied
status = 3 if authentication succeeded
'''
self.__sendAuthReq(username, password)
self._respCallback[MSG_AUTH_RES] = callback
def connect(self, address, port, timeout, callback=None):
''' Try to connect to the server.
address (String): address for the server
port (Int): port to connect to
timeout (Int): how long to wait before giving up (milliseconds)
callback (function): Funtion that will be called when a response is
received. Callback will be passed one parameter (status)
status = True if connection succeeded
status = False if connection failed
'''
if self._connected:
LOG.notice("Already Connected!")
else:
self._connected = False
try:
LOG.notice('connecting to %s'%address)
self._tcpSocket = self._cManager.openTCPClientConnection(address, port, timeout)
if self._tcpSocket:
LOG.notice("Opened socket.")
self._cReader.addConnection(self._tcpSocket) # receive messages from server
if self._cReader:
taskMgr.add(self.__readTask,"Poll the connection reader",-40)
taskMgr.doMethodLater(PING_DELAY, self.__pingTask, 'serverPingTask', sort=-41)
self._connected = True
LOG.notice("Created listener")
else:
LOG.error("Couldn't connect to server")
else:
LOG.error("Couldn't connect to server")
except Exception:
LOG.error("Couldn't connect to server")
if callback:
callback(self._connected)
def disconnect(self, callback):
''' Disconnect from the server.
callback (function): Funtion that will be called when a response is
received. Callback will be passed one parameter (status)
status = 1 if connection succeeded
status = 0 if connection failed
'''
if self._connected:
LOG.notice('Disconnecting...')
pkg = NetDatagram()
pkg.addUint16(MSG_DISCONNECT_REQ)
self._cWriter.send(pkg, self._tcpSocket)
self._cManager.closeConnection(self._tcpSocket)
self._connected = False
if callback != None: callback(1)
else:
#.........这里部分代码省略.........
示例8: LoginServer
# 需要导入模块: from pandac.PandaModules import QueuedConnectionReader [as 别名]
# 或者: from pandac.PandaModules.QueuedConnectionReader import addConnection [as 别名]
class LoginServer(ShowBase):
def __init__(self, port, backlog = 1000, compress = False):
ShowBase.__init__(self)
self.compress = compress
self.cManager = QueuedConnectionManager()
self.cListener = QueuedConnectionListener(self.cManager, 0)
self.cReader = QueuedConnectionReader(self.cManager, 0)
self.cWriter = ConnectionWriter(self.cManager,0)
self.clientdb = ClientDataBase()
if not self.clientdb.connected:
self.clientdb = None
print 'Login Server failed to start...'
else:
# This is for pre-login
self.tempConnections = []
# This is for authed clients
self.activeClients = []
# This is for authed servers
self.activeServers = []
# This is for authed chat servers
self.activeChats = []
self.connect(port, backlog)
self.startPolling()
self.taskMgr.doMethodLater(0.5, self.lobbyLoop, 'Lobby Loop')
print 'Login Server operating...'
def connect(self, port, backlog = 1000):
# Bind to our socket
tcpSocket = self.cManager.openTCPServerRendezvous(port, backlog)
self.cListener.addConnection(tcpSocket)
def startPolling(self):
self.taskMgr.add(self.tskListenerPolling, "serverListenTask", -40)
self.taskMgr.add(self.tskDisconnectPolling, "serverDisconnectTask", -39)
def tskListenerPolling(self, task):
if self.cListener.newConnectionAvailable():
rendezvous = PointerToConnection()
netAddress = NetAddress()
newConnection = PointerToConnection()
if self.cListener.getNewConnection(rendezvous, netAddress, newConnection):
newConnection = newConnection.p()
self.tempConnections.append(newConnection)
self.cReader.addConnection(newConnection)
return Task.cont
def tskDisconnectPolling(self, task):
while self.cManager.resetConnectionAvailable() == True:
connPointer = PointerToConnection()
self.cManager.getResetConnection(connPointer)
connection = connPointer.p()
# Remove the connection
self.cReader.removeConnection(connection)
# Check for if it was a client
for client in self.activeClients:
if client.connection == connection:
print 'removing client'
self.activeClients.remove(client)
break
# then check servers
for server in self.activeServers:
if server.connection == connection:
self.activeServers.remove(server)
break
# then check servers
for chat in self.activeChats:
if chat.connection == connection:
self.activeChats.remove(chat)
break
return Task.cont
def processData(self, netDatagram):
myIterator = PyDatagramIterator(netDatagram)
return self.decode(myIterator.getString())
def encode(self, data, compress = False):
# encode(and possibly compress) the data with rencode
return rencode.dumps(data, compress)
def decode(self, data):
# decode(and possibly decompress) the data with rencode
return rencode.loads(data)
def sendData(self, data, con):
myPyDatagram = PyDatagram()
myPyDatagram.addString(self.encode(data, self.compress))
self.cWriter.send(myPyDatagram, con)
# This will check and do the logins.
def auth(self, datagram):
# If in login state.
#.........这里部分代码省略.........
示例9: __init__
# 需要导入模块: from pandac.PandaModules import QueuedConnectionReader [as 别名]
# 或者: from pandac.PandaModules.QueuedConnectionReader import addConnection [as 别名]
class Client:
def __init__(self, host, port, timeout=3000, compress=False):
self.host = host
self.port = port
self.timeout = timeout
self.compress = compress
self.cManager = QueuedConnectionManager()
self.cReader = QueuedConnectionReader(self.cManager, 0)
self.cWriter = ConnectionWriter(self.cManager, 0)
# By default, we are not connected
self.connected = False
self.connect(self.host, self.port, self.timeout)
self.startPolling()
def connect(self, host, port, timeout=3000):
# Connect to our host's socket
self.myConnection = self.cManager.openTCPClientConnection(host, port, timeout)
if self.myConnection:
self.cReader.addConnection(self.myConnection) # receive messages from server
self.connected = True # Let us know that we're connected
def startPolling(self):
taskMgr.add(self.tskDisconnectPolling, "clientDisconnectTask", -39)
def tskDisconnectPolling(self, task):
while self.cManager.resetConnectionAvailable() == True:
connPointer = PointerToConnection()
self.cManager.getResetConnection(connPointer)
connection = connPointer.p()
# Remove the connection we just found to be "reset" or "disconnected"
self.cReader.removeConnection(connection)
# Let us know that we are not connected
self.connected = False
return Task.cont
def processData(self, netDatagram):
myIterator = PyDatagramIterator(netDatagram)
return self.decode(myIterator.getString())
def getConnected(self):
# Check whether we are connected or not
return self.connected
def encode(self, data, compress=False):
# encode(and possibly compress) the data with rencode
return rencode.dumps(data, compress)
def decode(self, data):
# decode(and possibly decompress) the data with rencode
return rencode.loads(data)
def sendData(self, data):
myPyDatagram = PyDatagram()
myPyDatagram.addString(self.encode(data, self.compress))
self.cWriter.send(myPyDatagram, self.myConnection)
def getData(self):
data = []
while self.cReader.dataAvailable():
datagram = NetDatagram() # catch the incoming data in this instance
# Check the return value; if we were threaded, someone else could have
# snagged this data before we did
if self.cReader.getData(datagram):
data.append(self.processData(datagram))
return data
示例10: __init__
# 需要导入模块: from pandac.PandaModules import QueuedConnectionReader [as 别名]
# 或者: from pandac.PandaModules.QueuedConnectionReader import addConnection [as 别名]
class Server:
def __init__(self, port, backlog=1000, compress=False):
self.port = port
self.backlog = backlog
self.compress = compress
self.cManager = QueuedConnectionManager()
self.cListener = QueuedConnectionListener(self.cManager, 0)
self.cReader = QueuedConnectionReader(self.cManager, 0)
self.cWriter = ConnectionWriter(self.cManager,0)
self.activeConnections = [] # We'll want to keep track of these later
self.connect(self.port, self.backlog)
self.startPolling()
def connect(self, port, backlog=1000):
# Bind to our socket
tcpSocket = self.cManager.openTCPServerRendezvous(port, backlog)
self.cListener.addConnection(tcpSocket)
def startPolling(self):
taskMgr.add(self.tskListenerPolling, "serverListenTask", -40)
taskMgr.add(self.tskDisconnectPolling, "serverDisconnectTask", -39)
def tskListenerPolling(self, task):
if self.cListener.newConnectionAvailable():
rendezvous = PointerToConnection()
netAddress = NetAddress()
newConnection = PointerToConnection()
if self.cListener.getNewConnection(rendezvous, netAddress, newConnection):
newConnection = newConnection.p()
self.activeConnections.append(newConnection) # Remember connection
self.cReader.addConnection(newConnection) # Begin reading connection
return Task.cont
def tskDisconnectPolling(self, task):
while self.cManager.resetConnectionAvailable() == True:
connPointer = PointerToConnection()
self.cManager.getResetConnection(connPointer)
connection = connPointer.p()
# Remove the connection we just found to be "reset" or "disconnected"
self.cReader.removeConnection(connection)
# Loop through the activeConnections till we find the connection we just deleted
# and remove it from our activeConnections list
for c in range(0, len(self.activeConnections)):
if self.activeConnections[c] == connection:
del self.activeConnections[c]
break
return Task.cont
def broadcastData(self, data):
# Broadcast data out to all activeConnections
for con in self.activeConnections:
self.sendData(data, con)
def processData(self, netDatagram):
myIterator = PyDatagramIterator(netDatagram)
return self.decode(myIterator.getString())
def getClients(self):
# return a list of all activeConnections
return self.activeConnections
def encode(self, data, compress=False):
# encode(and possibly compress) the data with rencode
return rencode.dumps(data, compress)
def decode(self, data):
# decode(and possibly decompress) the data with rencode
return rencode.loads(data)
def sendData(self, data, con):
myPyDatagram = PyDatagram()
myPyDatagram.addString(self.encode(data, self.compress))
self.cWriter.send(myPyDatagram, con)
def getData(self):
data = []
while self.cReader.dataAvailable():
datagram = NetDatagram() # catch the incoming data in this instance
# Check the return value; if we were threaded, someone else could have
# snagged this data before we did
if self.cReader.getData(datagram):
data.append(self.processData(datagram))
return data
示例11: SocketServer
# 需要导入模块: from pandac.PandaModules import QueuedConnectionReader [as 别名]
# 或者: from pandac.PandaModules.QueuedConnectionReader import addConnection [as 别名]
class SocketServer():
def __init__(self, port, virtual_world, camera_mgr, sync_session):
self.port = port
self.virtual_world = virtual_world
self.cam_mgr = camera_mgr
self.task_mgr = virtual_world.taskMgr
self.cManager = QueuedConnectionManager()
self.cListener = QueuedConnectionListener(self.cManager, 0)
self.cReader = QueuedConnectionReader(self.cManager, 0)
self.cReader.setRawMode(True)
self.cWriter = ConnectionWriter(self.cManager, 1)
self.cWriter.setRawMode(True)
self.tcpSocket = self.cManager.openTCPServerRendezvous(port, BACKLOG)
self.cListener.addConnection(self.tcpSocket)
self.activeSessions = {}
self.connection_map = {}
self.set_handlers()
hostname = socket.gethostname()
a, b, address_list = socket.gethostbyname_ex(hostname)
self.ip = address_list[0]
logging.info("Addresses %s" % address_list)
logging.info("Server is running on ip: %s, port: %s"
%(self.ip, self.port))
self.client_counter = 0
self.read_buffer = ''
self.read_state = 0
self.read_body_length = 0
self.packet = SocketPacket()
controller = virtual_world.getController()
self.sync = Sync(self.task_mgr, controller, camera_mgr, sync_session)
self.vv_id = None
if sync_session:
logging.info("Waiting for Sync Client!")
self.showing_info = False
virtual_world.accept("i", self.toggleInfo)
self.sync_session = sync_session
self.createInfoLabel()
atexit.register(self.exit)
def createInfoLabel(self):
string = self.generateInfoString()
self.info_label = OST(string,
pos=(-1.3, -0.5),
fg=(1,1,1,1),
bg=(0,0,0,0.7),
scale=0.05,
align=TextNode.ALeft)
self.info_label.hide()
def generateInfoString(self,):
string = " IP:\t%s \n" % self.ip
string += " PORT:\t%s \n" % self.port
if self.sync_session:
string += " MODE:\tSync Client\n"
string += " VV ID:\t%s\n" % self.vv_id
else:
string += " MODE:\tAutomatic\n"
cameras = self.cam_mgr.getCameras()
num_cameras = len(cameras)
for camera in cameras:
id = camera.getId()
type = camera.getTypeString()
string += " Cam%s:\t%s\n" %(id, type)
string += "\n"
return string
def set_handlers(self):
self.task_mgr.add(self.connection_polling, "Poll new connections", -39)
self.task_mgr.add(self.reader_polling, "Poll reader", -40)
self.task_mgr.add(self.disconnection_polling, "PollDisconnections", -41)
def connection_polling(self, taskdata):
if self.cListener.newConnectionAvailable():
rendezvous = PointerToConnection()
netAddress = NetAddress()
newConn = PointerToConnection()
if self.cListener.getNewConnection(rendezvous,netAddress, newConn):
conn = newConn.p()
self.cReader.addConnection(conn) # Begin reading connection
conn_id = self.client_counter
logging.info("New Connection from ip:%s, conn:%s"
% (conn.getAddress(), conn_id))
self.connection_map[conn_id] = conn
self.client_counter += 1
message = eVV_ACK_OK(self.ip, self.port, conn_id)
self.sendMessage(message, conn)
#.........这里部分代码省略.........
示例12: UDPconnection
# 需要导入模块: from pandac.PandaModules import QueuedConnectionReader [as 别名]
# 或者: from pandac.PandaModules.QueuedConnectionReader import addConnection [as 别名]
class UDPconnection():
"""
base class for UDP server and client, handles basic communication (decoding/encoding), buffering and resending
"""
def __init__(self, port='9099', timeout=3.0, commTicks=50, resendTime=0.33, reliable=0, concurrent=10, maxlength=480):
self.logger = logging.getLogger('UDPcon')
self.port = port
# Start the UDP Connection
self.cManager = QueuedConnectionManager()
self.cReader = QueuedConnectionReader(self.cManager, 0)
self.cWriter = ConnectionWriter(self.cManager, 0)
self.conn = self.cManager.openUDPConnection(self.port)
self.cReader.addConnection(self.conn)
self.handlers = {}
self.nextID = 1
self.commBuffer = []
self.conAddresses = []
self.conIDs = []
self.timeout = timeout
self.commTicks = commTicks
self.commTime = 1.0 / self.commTicks
self.time = ClockObject()
self.resendTime = resendTime
self.reliable = reliable
self.concurrent = concurrent
self.maxlength = maxlength
self.multMsgID = 0
# receive data
# taskMgr.add(self.listendata, "Incoming Data Listener", -40)
self.running = True
self.threadLock = threading.Lock()
self.listenThread = threading.Thread(target=self.listendata)
self.batchThread = threading.Thread(target=self.batch)
for thread in [self.listenThread, self.batchThread]:
thread.daemon = True
thread.start()
self.handlers[KEEP_ALIVE] = self.reply
self.handlers[CONFIRM] = self.sync
# logging.debug('UDPconnection created')
self.logger.debug('UDPconnection created')
def batch(self):
# recurring tasks
while self.running:
self.threadLock.acquire()
self.timenow = self.time.getFrameTime()
self.sendDataBuffer()
self.chkCommBuffers()
self.threadLock.release()
time.sleep(self.commTime)
def listendata(self):
# function that listens for incoming data, updating communication clock and calling handler-functions, should be added to taskMgr
time.sleep(0.02)
while self.running:
time.sleep(0.005)
# time.sleep(0.1)
self.time.tick()
data = self.getData()
if data:
self.threadLock.acquire()
self.timenow = self.time.getFrameTime()
# we only accept authentication requests from not-connected remote machines, all other incomming data is discarded
for d in data:
# print "incoming: ", d[MSG_TYPE], d[SEQN]
if d[MSG_TYPE] == CMSG_AUTH or d[MSG_TYPE] == SMSG_AUTH_RESPONSE:
# if d[MSG_TYPE] == CMSG_AUTH:
if d[MSG_TYPE] in self.handlers:
self.handlers[d[MSG_TYPE]](d[DATA], d[ADDR])
continue
ind = self.getCommBufferByAddr(d[ADDR])
if ind < 0:
continue
self.commBuffer[ind].lastRecv = self.timenow
# remove confirmed messages
self.commBuffer[ind].confirm(d[AKN], time=self.timenow)
if d[MSG_TYPE] == MULT:
if d[SEQN] > 0 and d[SEQN] <= self.commBuffer[ind].rseqNumber:
continue
d = self.commBuffer[ind].addPartialMsg(d, time=self.timenow)
else:
if d[OAKN]:
self.commBuffer[ind].remove(d[OAKN])
# discard message if already received
if d[SEQN] > 0 and d[SEQN] <= self.commBuffer[ind].rseqNumber:
continue
execute = []
# unreliable messages are always executed when they are received without sending a confirmation
if d[SEQN] < 0:
execute = [d]
else:
# if received message is the next in line or can be executed out of line -> execute=1, otherwise store in recvBuffer
if d[SEQN] == self.commBuffer[ind].rseqNumber + 1:
self.commBuffer[ind].rseqNumber += 1
execute = [d]
else:
#.........这里部分代码省略.........
示例13: PSGServer
# 需要导入模块: from pandac.PandaModules import QueuedConnectionReader [as 别名]
# 或者: from pandac.PandaModules.QueuedConnectionReader import addConnection [as 别名]
class PSGServer(object):
''' The main server that listens for connections and manages active games.
This also runs the console which can interact with the server.'''
# registeredUsers is a list of User objects of registered users
registeredUsers = []
# connectedUsers is a list of User objects of currently connected users
connectedUsers = []
# connections is a list of Connection objects
connections =[]
# Connections that have not responded to their keepalive request.
# A dictionary of the form (Connection, pingtime)
pingNonResponders = {}
# games is a list of active GameStateServer objects
games = []
def __init__(self):
''' Initialize the server.'''
import __builtin__
__builtin__.LOG = LogConsole()
print('Starting PSG Server ...')
self._cManager = QueuedConnectionManager()
self._cListener = QueuedConnectionListener(self._cManager, 0)
self._cReader = QueuedConnectionReader(self._cManager, 0)
self._cWriter = ConnectionWriter(self._cManager,0)
#TODO - Load user file (DB)
self.registeredUsers =[ServerPlayer('chad','password1'),
ServerPlayer('josh','password2'),
ServerPlayer('james','password3')]
# Map store
self._mapStore = MapStore()
# Open socket
self._tcpSocket = self._cManager.openTCPServerRendezvous(PORT,BACKLOG)
self._cListener.addConnection(self._tcpSocket)
# Setup interfaces
self._console = InterfaceConsole(self)
# Setup system tasks
taskMgr.add(self.__listenTask, 'serverListenTask', -40)
taskMgr.add(self.__readTask, 'serverReadTask', -39)
taskMgr.doMethodLater(PING_DELAY, self.__pingTask, 'serverPingTask', sort=-41)
taskMgr.doMethodLater(1, self.__checkPingRespTask, 'serverCheckPingRespTask', sort=-10)
print('Server initialized')
def __listenTask(self, Task):
''' This task listens for connections. When a connection is made it
adds the connection to the clients list and begins listening to
that connection.'''
if self._cListener.newConnectionAvailable():
rendezvous = PointerToConnection()
netAddress = NetAddress()
newConnection = PointerToConnection()
if self._cListener.getNewConnection(rendezvous,netAddress,newConnection):
newConnection = newConnection.p()
if newConnection not in self.connections:
self.connections.append(newConnection)
self._cReader.addConnection(newConnection) # Begin reading connection
self._console.printNotice('Connection from %s'%netAddress.getIpString())
else:
self._console.printNotice('%s: already connected'%(newConnection.getAddress().getIpString()))
return Task.cont
def __readTask(self, Task):
''' This task listens for any messages coming in over any connections.
If we get a connection passes it to the datagram handler.'''
if self._cReader.dataAvailable():
datagram=NetDatagram()
if self._cReader.getData(datagram):
data = PyDatagramIterator(datagram)
msgID = data.getUint16()
else:
data = None
msgID = MSG_NONE
else:
datagram = None
data = None
msgID = MSG_NONE
if msgID is not MSG_NONE:
self.__handleDatagram(data, msgID, datagram.getConnection())
return Task.cont
def __pingTask(self, Task):
''' Ping all clients every PING_DELAY seconds to check for those who
have dropped their connection.'''
notice = 'Pinging: '
for c in self.connections:
# Don't ping connections we're still waiting on
if c not in self.pingNonResponders.keys():
notice = '%s%s '%(notice, c.getAddress().getIpString())
#.........这里部分代码省略.........
示例14: Server
# 需要导入模块: from pandac.PandaModules import QueuedConnectionReader [as 别名]
# 或者: from pandac.PandaModules.QueuedConnectionReader import addConnection [as 别名]
class Server(ShowBase):
def __init__(self):
ShowBase.__init__(self)
# Server Networking handling stuff
self.compress = False
self.cManager = QueuedConnectionManager()
self.cListener = QueuedConnectionListener(self.cManager, 0)
self.cReader = QueuedConnectionReader(self.cManager, 0)
self.cWriter = ConnectionWriter(self.cManager, 0)
self.tempConnections = []
self.unauthenticatedUsers = []
self.users = []
self.passedData = []
self.connect(9099, 1000)
self.startPolling()
self.attemptAuthentication()
self.taskMgr.doMethodLater(0.5, self.lobbyLoop, 'Lobby Loop')
def connect(self, port, backlog = 1000):
# Bind to our socket
tcpSocket = self.cManager.openTCPServerRendezvous(port, backlog)
self.cListener.addConnection(tcpSocket)
def startPolling(self):
self.taskMgr.add(self.tskListenerPolling, "serverListenTask", -40)
self.taskMgr.add(self.tskDisconnectPolling, "serverDisconnectTask", -39)
def tskListenerPolling(self, task):
if self.cListener.newConnectionAvailable():
rendezvous = PointerToConnection()
netAddress = NetAddress()
newConnection = PointerToConnection()
if self.cListener.getNewConnection(rendezvous, netAddress, newConnection):
newConnection = newConnection.p()
newConnection.setNoDelay(True)
self.tempConnections.append(newConnection) # Remember connection
self.cReader.addConnection(newConnection) # Begin reading connection
return Task.cont
def tskDisconnectPolling(self, task):
while self.cManager.resetConnectionAvailable() == True:
connPointer = PointerToConnection()
self.cManager.getResetConnection(connPointer)
connection = connPointer.p()
# Remove the connection we just found to be "reset" or "disconnected"
self.cReader.removeConnection(connection)
# remove from our activeConnections list
if connection in self.tempConnections:
self.tempConnections.remove(connection)
for user in self.unauthenticatedUsers:
if connection == user.connection:
self.unauthenticatedUsers.remove(user)
for user in self.users:
if connection == user.connection:
user.connection = None
self.passData(('disconnect', user.name), None)
return Task.cont
def broadcastData(self, data):
# Broadcast data out to all users
for user in self.users:
if user.connection:
self.sendData(data, user.connection)
def processData(self, netDatagram):
myIterator = PyDatagramIterator(netDatagram)
return self.decode(myIterator.getString())
def getUsers(self):
# return a list of all users
return self.users
def encode(self, data, compress = False):
# encode(and possibly compress) the data with rencode
return rencode.dumps(data, compress)
def decode(self, data):
# decode(and possibly decompress) the data with rencode
return rencode.loads(data)
def sendData(self, data, con):
myPyDatagram = PyDatagram()
myPyDatagram.addString(self.encode(data, self.compress))
self.cWriter.send(myPyDatagram, con)
def passData(self, data, connection):
self.passedData.append((data, connection))
def getData(self):
#.........这里部分代码省略.........
示例15: Client
# 需要导入模块: from pandac.PandaModules import QueuedConnectionReader [as 别名]
# 或者: from pandac.PandaModules.QueuedConnectionReader import addConnection [as 别名]
class Client(DirectObject):
#-----------------
# Initialization
#-----------------
def __init__(self):
self.log = Log()
self.log.Open('client.txt')
self.clientSnapshotHandler = ClientSnapshotHandler()
self.accept(EngineLoadedEvent.EventName, self.OnEngineLoadedEvent)
self.fsm = ClientFSM(self)
self.fsm.request('CreateNetworkObjects')
self.lastServerPacketTimestamp = 0
def CreateNetworkObjects(self):
if(self.CreateUDPConnection() and self.CreateTCPConnection()):
self.dataHandler = ClientDataHandler(self)
self.reliablePacketController = ReliablePacketController(self.cWriter, self.conn, self.dataHandler)
self.unreliablePacketController = UnreliablePacketController(self.cWriter, self.conn, self.dataHandler)
self.tcpPacketController = TCPPacketController(self.tcpWriter, self.tcpReader, self.cManager, self.dataHandler)
self.dataHandler.SetPacketControllers(self.reliablePacketController, self.unreliablePacketController, self.tcpPacketController)
self.ListenForIncomingTraffic()
return True
return False
def CreateUDPConnection(self):
self.cManager = QueuedConnectionManager()
self.cReader = QueuedConnectionReader(self.cManager, 0)
self.cWriter = ConnectionWriter(self.cManager,0)
self.conn = self.cManager.openUDPConnection(Globals.PORT_CLIENT_LISTENER)
if(self.conn):
self.log.WriteLine('Connection on %s okay.' % (Globals.PORT_CLIENT_LISTENER))
else:
self.log.WriteError('Connection on %s failed.' % (Globals.PORT_CLIENT_LISTENER))
Globals.PORT_CLIENT_LISTENER += 1
self.log.WriteError('Retrying on %s .' % (Globals.PORT_CLIENT_LISTENER))
self.conn = self.cManager.openUDPConnection(Globals.PORT_CLIENT_LISTENER)
if(self.conn):
self.log.WriteLine('Connection on %s okay.' % (Globals.PORT_CLIENT_LISTENER))
else:
self.log.WriteError('Connection on %s failed.' % (Globals.PORT_CLIENT_LISTENER))
self.log.WriteError('Connection unsuccessful, exiting Client')
return False
self.cReader.addConnection(self.conn)
return True
def CreateTCPConnection(self):
self.tcpWriter = ConnectionWriter(self.cManager,0)
self.tcpReader = QueuedConnectionReader(self.cManager, 0)
return True
#---------------------
# Listening for data
#---------------------
def ListenForIncomingTraffic(self):
taskMgr.add(self.UDPPacketListenTask, "UDPPacketListenTask")
taskMgr.add(self.TCPPacketListenTask, "TCPPacketListenTask", -40)
def UDPPacketListenTask(self, task):
while self.cReader.dataAvailable():
datagram = NetDatagram()
if self.cReader.getData(datagram):
#print 'PACKET', datagram
data = PyDatagramIterator(datagram)
ip = datagram.getAddress().getIpString()
port = datagram.getAddress().getPort()
peerAddr = NetAddress()
peerAddr.setHost(ip, port)
packetType = data.getUint8()
if(packetType == Packet.PC_RELIABLE_PACKET):
self.reliablePacketController.OnPacketReceived(data, peerAddr)
elif(packetType == Packet.PC_UNRELIABLE_PACKET):
self.unreliablePacketController.OnPacketReceived(data, peerAddr)
elif(packetType == Packet.PC_ENVIRONMENT_PACKET):
self.dataHandler.OnDataReceived(data, peerAddr, Packet.PC_ENVIRONMENT_PACKET)
return Task.cont
def TCPPacketListenTask(self, task):
if self.tcpReader.dataAvailable():
datagram = NetDatagram()
if self.tcpReader.getData(datagram):
data = PyDatagramIterator(datagram)
ip = datagram.getAddress().getIpString()
port = datagram.getAddress().getPort()
peerAddr = NetAddress()
peerAddr.setHost(ip, port)
#.........这里部分代码省略.........