/
server.py
executable file
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server.py
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#!/usr/bin/python
import socket
import Queue
import time
import Protical
import cPickle
import threading
import sys
import os
#from panda3d.bullet import BulletWorld
#from direct.showbase.ShowBase import ShowBase
'''class App(ShowBase):
def __init__(self):
ShowBase.__init__(self)
return'''
port_address = 2000
backLog = 1000
toWriteQueueSize = 1000
class ServerGame :
def __init__(self, levelName):
self.port_address = 2000
host = ''
self.socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
self.levelName = levelName
worked = False
while not worked:
try:
self.socket.bind((host, self.port_address ))
except socket.error as ex:
self.port_address=self.port_address + 1
else:
worked=True
print "listening on port ", self.port_address
port_address = self.port_address
del self.port_address
self.socket.listen(backLog)
self.connections=[]
self.toProcess = Queue.Queue(toWriteQueueSize)
self.toWrite = Queue.Queue(toWriteQueueSize)
self.socket.setblocking(False)
def gameLoop(self):
toRun = True
while toRun:
self.newClients()
self.readClients()
self.processRequests()
self.writeClients()
time.sleep(.2)
if len( self.connections ) == 0 :
time.sleep(.1)
def processRequests(self):
done = False
while not done:
try:
data=self.toProcess.get(False)
except Queue.Empty:
done = True
continue
if len( data[1]) > 0 :
msg = cPickle.loads(data[1] )#repace msg with unpickled msg
else :
continue # try next message
data = ( data[0], msg )
msgType = data[1][0]
'''find out what message this was and take the proper action'''
print "data: ",data
#print "msgType",msgType
if ( Protical.names[msgType]=="chatSend" ):
self.sendChatServer(data)
elif ( Protical.names[msgType]=="requestLevel"):
self.sendLevelToLoad(data)
elif ( Protical.names[msgType]=="quiting"):
self.clientQuiting( data )
def clientQuiting( self, data ):
if data[0] in self.connections :
self.connections.remove( data[0] )
print data[0]," quiting Num left: ", len( self.connections)
def sendChatServer(self,data):
'''send the chat message to everyone but the sender'''
for client in self.connections:
if client != data[0]:
#send the chat message everywhere
stringOut=Protical.chatSend(data[1][1][0])#the string to send out
self.toWrite.put( (client,stringOut) )
return
def sendLevelToLoad( self, data ):
client = data [0]
payload = Protical.sendLevelToLoad( self.levelName )
self.toWrite.put( (client, payload) )
return
def readClients(self):
for c in self.connections:
try:
data = c.recv(1024)
self.toProcess.put( (c,data) )
except socket.error as ex:
if ex[0]!=104 and ex[0] != 11 :
print "reading : bye world [", ex[0], "] ",ex[1]
return
def writeClients(self):
done = False
while not done :
try :
item = self.toWrite.get(False)
except Queue.Empty :
done = True
continue
try:
item[0].sendall(item[1]) # send the message
print "sent:",item[0],",",item[1]
except socket.error as ex:
print "server.py: writeClient: error caught"
if ex[0]==104 or 1 :
print " writing : ",ex[0]," ",ex[1]
if item[0] in self.connections:
self.connections.remove( item[0] )
self.toWrite.task_done()
return
def newClients(self):
try:
conn, addr = self.socket.accept()
conn.setblocking(False)
print 'Connected by', addr
self.connections.append(conn)
except socket.error as ex:
if ex[0]==11:
pass
else:
'''windows fix'''
#raise ex
return
def getLevelName( self ):
return self.levelName
def setLevel ( self, levelName):
self.levelName=levelName
self.loadLevel( self.levelName )
def loadLevel(self, levelName):
pass
server = ServerGame("levels/level3.lvl")
class ServerThread( threading.Thread):
def __init__( self, server):
threading.Thread.__init__(self)
self.server=server
return
def run(self):
self.server.gameLoop()
runServer = ServerThread( server )
runServer.daemon=True
runServer.start()
''' set up an interactive editor for the server'''
while True:
print "choose one"
print "1) change level"
print "2) getPort"
print "q) quit"
val = raw_input()
if val == '1':
os.system("dir levels/")
print "current level", server.getLevelName()
string = raw_input()
if len( string ) > 1:
server.setLevel( "levels/"+string)
elif val== 'q':
sys.exit()
elif val=='2':
print port_address