def sb_00respgen(self, fields):
#keysheader
r = ''
r += byteencode.ipaddr(self.host)
r += byteencode.uint16(self.port)
r += byteencode.uint8(len(fields))
for field in fields:
r += '\x00' + field + '\x00'
r += '\x00'
#list of hosts
for key, host in self.server.hosts.items():
if host.lastheard + 360 < time.time(
): #deleting old servers here so we dont need a timer for that
del self.server.hosts[key]
#print "deleting old gamehost"
else:
flags = 0
flags_buffer = ''
#setting flags - this part has potential to be improved
if len(host.data) != 0:
flags |= UNSOLICITED_UDP_FLAG
flags |= HAS_KEYS_FLAG
if "natneg" in host.data:
flags |= CONNECT_NEGOTIATE_FLAG
flags |= NONSTANDARD_PORT_FLAG
flags |= PRIVATE_IP_FLAG #?
flags |= NONSTANDARD_PRIVATE_PORT_FLAG #?
flags_buffer += byteencode.ipaddr(host.ip)
flags_buffer += byteencode.uint16(host.port)
#adding 1 of local ip's :localport
#for now server sends a random localip from all supplied
lips = []
for key1, value1 in host.data.items():
if key1.startswith('localip') == True:
lips.append(value1)
for x1 in lips[random.randrange(0, len(lips))].split(
'.'): #value.data['localip0'].split('.'):
flags_buffer += chr(int(x1))
flags_buffer += byteencode.uint16(
host.data.get('localport', 6500))
r += byteencode.uint8(flags)
r += flags_buffer
#adding fields
if len(host.data) != 0:
for field in fields:
r += '\xff' + str(host.data.get(field, '0')) + '\x00'
#ending symbols
r += '\x00'
r += '\xff' * 4
return r
def sb_00respgen(self, fields):
#keysheader
r = ''
r += byteencode.ipaddr(self.host)
r += byteencode.uint16(self.port)
r += byteencode.uint8(len(fields))
for field in fields:
r += '\x00' + field + '\x00'
r += '\x00'
#list of hosts
for key, host in self.server.hosts.items():
if host.lastheard + 360 < time.time(): #deleting old servers here so we dont need a timer for that
del self.server.hosts[key]
else:
flags = 0
flags_buffer = ''
#setting flags - this part has potential to be improved
if len(host.data) != 0:
flags |= UNSOLICITED_UDP_FLAG
flags |= HAS_KEYS_FLAG
if "natneg" in host.data:
flags |= CONNECT_NEGOTIATE_FLAG
flags |= NONSTANDARD_PORT_FLAG
flags |= PRIVATE_IP_FLAG #?
flags |= NONSTANDARD_PRIVATE_PORT_FLAG #?
flags_buffer += byteencode.ipaddr(host.ip)
flags_buffer += byteencode.uint16(host.port)
#adding 1 of local ip's :localport
#for now server sends a random localip from all supplied
lips = []
for key1, value1 in host.data.items():
if key1.startswith('localip') == True:
lips.append(value1)
if not lips:
lips.append('127.0.0.1')
for x1 in lips[random.randrange(0, len(lips))].split('.'): #value.data['localip0'].split('.'):
flags_buffer += chr(int(x1))
flags_buffer += byteencode.uint16(host.data.get('localport', 6500))
r += byteencode.uint8(flags)
r += flags_buffer
#adding fields
if len(host.data) != 0:
for field in fields:
r += '\xff' + str(host.data.get(field, '0')) + '\x00'
#ending symbols
r += '\x00'
r += '\xff' * 4
return r
def sb_sendpush02(self, host):
msg = '\x02'
flags = 0
flags_buffer = ''
if len(host.data) != 0:
flags |= UNSOLICITED_UDP_FLAG
flags |= HAS_KEYS_FLAG
if "natneg" in host.data:
flags |= CONNECT_NEGOTIATE_FLAG
flags |= NONSTANDARD_PORT_FLAG
flags |= PRIVATE_IP_FLAG #?
flags |= NONSTANDARD_PRIVATE_PORT_FLAG #?
msg += byteencode.uint8(flags)
flags_buffer += byteencode.ipaddr(host.ip)
flags_buffer += byteencode.uint16(host.port)
localips = []
for key1, value1 in host.data.items():
if key1.startswith('localip'):
localips.append(value1)
if len(localips) == 1:
localip = localips[0]
logging.info('sb_sendpush02, single localip: %s', localip)
elif not localips:
logging.warning('sb_sendpush02: Missing localips, using fake')
localip = '127.0.0.1'
else:
localip = random.choice(localips)
logging.info(
'sb_sendpush02: Multiple localips: %s, using random one: %s',
localips, localip)
flags_buffer += byteencode.ipaddr(localip)
flags_buffer += byteencode.uint16(host.data.get('localport', 6500))
msg += flags_buffer
for field in defaultfields:
msg += host.data[field] + '\x00'
msg += '\x01'
l = byteencode.uint16(len(msg) + 2)
msg = l + msg
# iterate through SBClients and make a message for each
logging.info('Sending info about host %s to %d clients', host,
len(self._clients_by_socket))
for client in self._clients_by_socket.values():
client.write(msg)
def sb_sendpush02(self, host):
msg = '\x02'
flags = 0
flags_buffer = ''
if len(host.data) != 0:
flags |= UNSOLICITED_UDP_FLAG
flags |= HAS_KEYS_FLAG
if "natneg" in host.data:
flags |= CONNECT_NEGOTIATE_FLAG
flags |= NONSTANDARD_PORT_FLAG
flags |= PRIVATE_IP_FLAG #?
flags |= NONSTANDARD_PRIVATE_PORT_FLAG #?
msg += byteencode.uint8(flags)
flags_buffer += byteencode.ipaddr(host.ip)
flags_buffer += byteencode.uint16(host.port)
localips = []
for key1, value1 in host.data.items():
if key1.startswith('localip'):
localips.append(value1)
if len(localips) == 1:
localip = localips[0]
logging.info('sb_sendpush02, single localip: %s', localip)
elif not localips:
logging.warning('sb_sendpush02: Missing localips, using fake')
localip = '127.0.0.1'
else:
localip = random.choice(localips)
logging.info('sb_sendpush02: Multiple localips: %s, using random one: %s', localips, localip)
flags_buffer += byteencode.ipaddr(localip)
flags_buffer += byteencode.uint16(host.data.get('localport', 6500))
msg += flags_buffer
for field in defaultfields:
msg += host.data[field] + '\x00'
msg += '\x01'
l = byteencode.uint16(len(msg) + 2)
msg = l + msg
# iterate through SBClients and make a message for each
logging.info('Sending info about host %s to %d clients', host, len(self._clients_by_socket))
for client in self._clients_by_socket.values():
client.write(msg)