mirror of
https://github.com/ptitSeb/Serious-Engine
synced 2024-12-26 23:54:50 +01:00
108 lines
2.8 KiB
Python
108 lines
2.8 KiB
Python
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#!/usr/bin/python -u
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# GameAgent
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import socket
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import random
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import struct
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import time
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import re
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# global user/server arrays
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servers = {}
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players = {}
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# load user thread
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execfile("user.py")
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execfile("server.py")
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# listen on socket
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sockListen = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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sockListen.bind(("0.0.0.0", 9005))
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print("Listening on UDP port 9005.")
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def sendto(data, addr):
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sockListen.sendto(data, addr)
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# format address
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def fmta(addr):
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return addr[0] + ":" + str(addr[1])
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def server_join(data, addr):
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if(servers.has_key(fmta(addr))):
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print("Join request from server already joined!")
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print("Server join from " + fmta(addr))
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s = Server()
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s.addr = addr
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s.join()
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servers[fmta(addr)] = s
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def server_challengeresponse(data, addr):
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if(servers.has_key(fmta(addr))):
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servers[fmta(addr)].challengeresponse(data)
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else:
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# server didn't join yet, make server join
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server_join(data, addr)
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def server_statechanged(data, addr):
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if(servers.has_key(fmta(addr))):
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if(servers[fmta(addr)].visible):
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servers[fmta(addr)].statechanged(data)
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else:
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if(servers[fmta(addr)].prejoinactions > 5):
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servers.pop(fmta(addr))
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print("Server sent too many pre join actions, removing!")
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else:
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servers[fmta(addr)].prejoinactions += 1
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else:
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print("State change from server who didn't join yet!")
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# server didn't join yet, make server join
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server_join(data, addr)
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def enum_trigger(data, addr):
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p = Player()
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p.addr = addr
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buffer = "s"
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topop = ""
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for key in servers:
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server = servers[key]
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if(time.time() - server.lastheartbeat > 300):
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# 5m have passed since last heartbeat
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# server sends a heartbeat every 2.5 minutes
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# we'll kick the server out because he's not doing this
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print("Server " + fmta(server.addr) + " hasn't given a heartbeat since " + time.strftime("%c", time.gmtime(server.lastheartbeat)) + ", kicking!")
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topop += key + ","
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continue
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if(not server.visible):
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continue
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if(len(buffer) + 6 > 1024):
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sendto(buffer, addr)
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buffer = "s"
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parse = server.addr[0].split(".")
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buffer += struct.pack("BBBBH", int(parse[0]), int(parse[1]), int(parse[2]), int(parse[3]), server.port)
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sendto(buffer, addr)
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for key in topop.split(","):
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if(servers.has_key(key)):
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servers.pop(key)
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# masterserver main loop
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while True:
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data, addr = sockListen.recvfrom(1024)
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packets = {
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'q': server_join,
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'0': server_challengeresponse,
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'u': server_statechanged,
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'e': enum_trigger,
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}
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packetID = data[0]
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if(packets.has_key(packetID)):
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packets[packetID](data[1:], addr)
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else:
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print("Packet from " + addr[0] + " denied because of unknown packet " + str(ord(packetID)))
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# server died
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print("Server shutting down.")
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