dwc_network_server_emulator/gamespy_gamestats_server.py

318 lines
10 KiB
Python

import logging
import time
from twisted.internet.protocol import Factory
from twisted.internet.endpoints import serverFromString
from twisted.protocols.basic import LineReceiver
from twisted.internet import reactor
from twisted.internet.error import ReactorAlreadyRunning
import gamespy.gs_database as gs_database
import gamespy.gs_query as gs_query
import gamespy.gs_utility as gs_utils
import other.utils as utils
# Logger settings
logger_output_to_console = True
logger_output_to_file = True
logger_name = "GameSpyGamestatsServer"
logger_filename = "gamespy_gamestats_server.log"
logger = utils.create_logger(logger_name, logger_filename, -1, logger_output_to_console, logger_output_to_file)
address = ("0.0.0.0", 29920)
class GameSpyGamestatsServer(object):
def __init__(self):
pass
def start(self):
endpoint_search = serverFromString(reactor, "tcp:%d:interface=%s" % (address[1], address[0]))
conn_search = endpoint_search.listen(GamestatsFactory())
try:
if reactor.running == False:
reactor.run(installSignalHandlers=0)
except ReactorAlreadyRunning:
pass
class GamestatsFactory(Factory):
def __init__(self):
logger.log(logging.INFO, "Now listening for connections on %s:%d...", address[0], address[1])
self.sessions = {}
def buildProtocol(self, address):
return Gamestats(self.sessions, address)
class Gamestats(LineReceiver):
def __init__(self, sessions, address):
self.setRawMode() # We're dealing with binary data so set to raw mode
self.db = gs_database.GamespyDatabase()
self.sessions = sessions
self.address = address
self.remaining_message = "" # Stores any unparsable/incomplete commands until the next rawDataReceived
self.session = ""
self.gameid = ""
self.lid = "0"
def log(self, level, message):
if self.session == "":
if self.gameid == "":
logger.log(level, "[%s:%d] %s", self.address.host, self.address.port,message)
else:
logger.log(level, "[%s:%d | %s] %s", self.address.host, self.address.port, self.gameid, message)
else:
if self.gameid == "":
logger.log(level, "[%s:%d | %s] %s", self.address.host, self.address.port, self.session, message)
else:
logger.log(level, "[%s:%d | %s | %s] %s", self.address.host, self.address.port, self.session, self.gameid, message)
def connectionMade(self):
self.log(logging.INFO, "Received connection from %s:%d" % (self.address.host, self.address.port))
# Generate a random challenge string
self.challenge = utils.generate_random_str(10)
# The first command sent to the client is always a login challenge containing the server challenge key.
msg_d = []
msg_d.append(('__cmd__', "lc"))
msg_d.append(('__cmd_val__', "1"))
msg_d.append(('challenge', self.challenge))
msg_d.append(('id', "1"))
msg = gs_query.create_gamespy_message(msg_d)
self.log(logging.DEBUG, "SENDING: '%s'..." % msg)
msg = self.crypt(msg)
self.transport.write(bytes(msg))
def connectionLost(self, reason):
return
def rawDataReceived(self, data):
# Decrypt packet
msg = str(self.crypt(data))
logger.log(logging.DEBUG, "STATS RESPONSE: %s" % msg)
#data = self.leftover + data
commands, self.leftover = gs_query.parse_gamespy_message(msg)
print commands
for data_parsed in commands:
print data_parsed
if data_parsed['__cmd__'] == "auth":
self.perform_auth(data_parsed)
elif data_parsed['__cmd__'] == "authp":
self.perform_authp(data_parsed)
elif data_parsed['__cmd__'] == "ka":
self.perform_ka(data_parsed)
elif data_parsed['__cmd__'] == "setpd":
self.perform_setpd(data_parsed, msg)
elif data_parsed['__cmd__'] == "getpd":
self.perform_getpd(data_parsed)
elif data_parsed['__cmd__'] == "newgame":
self.perform_newgame(data_parsed)
elif data_parsed['__cmd__'] == "updgame":
self.perform_updgame(data_parsed)
else:
logger.log(logging.DEBUG, "Found unknown command, don't know how to handle '%s'." % data_parsed['__cmd__'])
def perform_auth(self, data_parsed):
self.log(logging.DEBUG, "Parsing 'auth'...")
if "gamename" in data_parsed:
self.gameid = data_parsed['gamename']
self.session = utils.generate_random_number_str(10)
msg_d = []
msg_d.append(('__cmd__', "lc"))
msg_d.append(('__cmd_val__', "2"))
msg_d.append(('sesskey', self.session))
msg_d.append(('proof', 0))
msg_d.append(('id', "1"))
msg = gs_query.create_gamespy_message(msg_d)
self.log(logging.DEBUG, "SENDING: '%s'..." % msg)
msg = self.crypt(msg)
self.transport.write(bytes(msg))
def perform_authp(self, data_parsed):
authtoken_parsed = gs_utils.parse_authtoken(data_parsed['authtoken'], self.db)
#print authtoken_parsed
if "lid" in data_parsed:
self.lid = data_parsed['lid']
# Track what console is connecting and save it in the database during user creation just in case we can use
# the information in the future.
console = 0 # 0 = NDS, 1 = Wii
# get correct information
userid = authtoken_parsed['userid']
# The Wii does not use passwd, so take another uniquely generated string as the password.
if "passwd" in authtoken_parsed:
password = authtoken_parsed['passwd']
else:
password = authtoken_parsed['gsbrcd']
console = 1
gsbrcd = authtoken_parsed['gsbrcd']
gameid = gsbrcd[:4]
uniquenick = utils.base32_encode(int(userid)) + gsbrcd
email = uniquenick + "@nds" # The Wii also seems to use @nds.
# Wii: Serial number
if "csnum" in authtoken_parsed:
csnum = authtoken_parsed['csnum']
console = 1
else:
csnum = ""
# Wii: Friend code
if "cfc" in authtoken_parsed:
cfc = authtoken_parsed['cfc']
console = 1
else:
cfc = ""
# NDS: Wifi network's BSSID
if "bssid" in authtoken_parsed:
bssid = authtoken_parsed['bssid']
else:
bssid = ""
# NDS: Device name
if "devname" in authtoken_parsed:
devname = authtoken_parsed['devname']
else:
devname = ""
# NDS: User's birthday
if "birth" in authtoken_parsed:
birth = authtoken_parsed['birth']
else:
birth = ""
valid_user = self.db.check_user_exists(userid, gsbrcd)
profileid = None
if valid_user:
profileid = self.db.perform_login(userid, password, gsbrcd)
if profileid == None:
# Handle case where the user is invalid
self.log(logging.ERROR, "Invalid password")
if profileid != None:
# Successfully logged in or created account, continue creating session.
sesskey = self.db.create_session(profileid)
self.sessions[profileid] = self
msg_d = []
msg_d.append(('__cmd__', "pauthr"))
msg_d.append(('__cmd_val__', profileid))
msg_d.append(('lid', self.lid))
msg = gs_query.create_gamespy_message(msg_d)
self.profileid = int(profileid)
self.log(logging.DEBUG, "SENDING: '%s'..." % msg)
msg = self.crypt(msg)
self.transport.write(bytes(msg))
else:
# Return error
pass
def perform_ka(self, data_parsed):
msg_d = []
msg_d.append(('__cmd__', "ka"))
msg_d.append(('__cmd_val__', ""))
msg = gs_query.create_gamespy_message(msg_d)
self.log(logging.DEBUG, "SENDING: '%s'..." % msg)
msg = self.crypt(msg)
self.transport.write(bytes(msg))
return
def perform_setpd(self, data_parsed, data):
msg_d = []
msg_d.append(('__cmd__', "setpdr"))
msg_d.append(('__cmd_val__', 1))
msg_d.append(('lid', self.lid))
msg_d.append(('pid', self.profileid))
msg_d.append(('mod', int(time.time())))
msg = gs_query.create_gamespy_message(msg_d)
self.log(logging.DEBUG, "SENDING: '%s'..." % msg)
msg = self.crypt(msg)
self.transport.write(bytes(msg))
# TODO: Return error message.
if int(data_parsed['pid']) != self.profileid:
logger.log(logging.WARNING, "ERROR: %d tried to update %d's profile" % (int(data_parsed['pid']), self.profileid))
return
data_str = "\\data\\"
length = int(data_parsed['length'])
idx = data.index(data_str) + len(data_str)
data = data[idx:idx+length]
self.db.pd_insert(self.profileid, data_parsed['dindex'], data_parsed['ptype'], data)
def perform_getpd(self, data_parsed):
logger.log(logging.DEBUG, "FIXME: Implement getpd: %s" % data_parsed)
# Return all of the data regardless of whatever the parameters passed to the function are.
# I'll properly implement this once I get a real example of it in action.
data = self.db.pd_get(self.profileid, data_parsed['dindex'], data_parsed['ptype'])
msg_d = []
msg_d.append(('__cmd__', "getpdr"))
msg_d.append(('__cmd_val__', 1))
msg_d.append(('lid', self.lid))
msg_d.append(('pid', self.profileid))
msg_d.append(('length', len(data)))
msg_d.append(('data', data))
msg = gs_query.create_gamespy_message(msg_d)
def perform_newgame(self, data_parsed):
# No op
return
def perform_updgame(self, data_parsed):
# No op
return
def crypt(self, data):
key = "GameSpy3D"
output = bytearray(data)
if "\\final\\" in output:
end = output.index("\\final\\")
else:
end = len(output)
for i in range(end):
output[i] ^= ord(key[i % len(key)])
return output
if __name__ == "__main__":
gsss = GameSpyGamestatsServer()
gsss.start()