def handle(self):
self.data = self.request.recv(1024)
hello = tcp_node_msgs_pb2.TCPHello()
try:
hello.ParseFromString(self.data[3:-4])
except:
return
# send packet containing UDP server (127.0.0.1)
# (very little investigation done into this packet while creating
# protobuf structures hence the excessive "details" usage)
msg = tcp_node_msgs_pb2.TCPServerInfo()
msg.player_id = hello.player_id
msg.f3 = 0
servers = msg.servers.add()
if self.request.getpeername(
)[0] == '127.0.0.1': # to avoid needing hairpinning
udp_node_ip = "127.0.0.1"
elif os.path.exists(SERVER_IP_FILE):
with open(SERVER_IP_FILE, 'r') as f:
udp_node_ip = f.read().rstrip('\r\n')
else:
udp_node_ip = "127.0.0.1"
details1 = servers.details.add()
details1.f1 = 1
details1.f2 = 6
details1.ip = udp_node_ip
details1.port = 3022
details2 = servers.details.add()
details2.f1 = 0
details2.f2 = 0
details2.ip = udp_node_ip
details2.port = 3022
servers.f2 = 10
servers.f3 = 30
servers.f4 = 3
other_servers = msg.other_servers.add()
wdetails1 = other_servers.details_wrapper.add()
wdetails1.f1 = 1
wdetails1.f2 = 6
details3 = wdetails1.details.add()
details3.CopyFrom(details1)
wdetails2 = other_servers.details_wrapper.add()
wdetails2.f1 = 0
wdetails2.f2 = 0
details4 = wdetails2.details.add()
details4.CopyFrom(details2)
other_servers.port = 3022
payload = msg.SerializeToString()
# Send size of payload as 2 bytes
self.request.sendall(struct.pack('!h', len(payload)))
self.request.sendall(payload)
player_id = hello.player_id
msg = tcp_node_msgs_pb2.RecurringTCPResponse()
msg.player_id = player_id
msg.f3 = 0
msg.f11 = 1
payload = msg.SerializeToString()
last_alive_check = int(zwift_offline.get_utc_time())
while True:
#Check every 5 seconds for new updates
tcpthreadevent.wait(timeout=5)
try:
message = udp_node_msgs_pb2.ServerToClient()
message.f1 = 1
message.player_id = player_id
message.world_time = zwift_offline.world_time()
#PlayerUpdate
if player_id in player_update_queue and len(
player_update_queue[player_id]
) > 0 and player_id in online:
added_player_updates = list()
for player_update_proto in player_update_queue[player_id]:
player_update = message.updates.add()
player_update.ParseFromString(player_update_proto)
#Send if 10 updates has already been added and start a new message
if len(message.updates) > 9:
message_payload = message.SerializeToString()
self.request.sendall(
struct.pack('!h', len(message_payload)))
self.request.sendall(message_payload)
message = udp_node_msgs_pb2.ServerToClient()
message.f1 = 1
message.player_id = player_id
message.world_time = zwift_offline.world_time()
added_player_updates.append(player_update_proto)
for player_update_proto in added_player_updates:
player_update_queue[player_id].remove(
player_update_proto)
t = int(zwift_offline.get_utc_time())
#Check if any updates are added and should be sent to client, otherwise just keep alive every 25 seconds
if len(message.updates) > 0:
last_alive_check = t
message_payload = message.SerializeToString()
self.request.sendall(
struct.pack('!h', len(message_payload)))
self.request.sendall(message_payload)
elif last_alive_check < t - 25:
last_alive_check = t
self.request.sendall(struct.pack('!h', len(payload)))
self.request.sendall(payload)
except:
# Zwift client 1.0.64913 no longer calls '/api/users/logout' or '/api/profiles/0'
zwift_offline.logout(player_id)
break
def handle(self):
self.data = self.request.recv(1024)
if len(self.data) > 3 and self.data[3] != 0:
print("TCPHandler hello(0) expected, got %s" % self.data[3])
return
#print("TCPHandler hello: %s" % self.data.hex())
hello = udp_node_msgs_pb2.ClientToServer()
try:
hello.ParseFromString(
self.data[4:-4]
) #2 bytes: payload length, 1 byte: =0x1 (TcpClient::sendClientToServer) 1 byte: type; payload; 4 bytes: hash
#type: TcpClient::sayHello(=0x0), TcpClient::sendSubscribeToSegment(=0x1), TcpClient::processSegmentUnsubscription(=0x1)
except Exception as exc:
print('TCPHandler ParseFromString exception: %s' % repr(exc))
return
# send packet containing UDP server (127.0.0.1)
# (very little investigation done into this packet while creating
# protobuf structures hence the excessive "details" usage)
msg = udp_node_msgs_pb2.ServerToClient()
msg.player_id = hello.player_id
msg.world_time = 0
if self.request.getpeername(
)[0] == '127.0.0.1': # to avoid needing hairpinning
udp_node_ip = "127.0.0.1"
elif os.path.exists(SERVER_IP_FILE):
with open(SERVER_IP_FILE, 'r') as f:
udp_node_ip = f.read().rstrip('\r\n')
else:
udp_node_ip = "127.0.0.1"
details1 = msg.udp_config.relay_addresses.add()
details1.lb_realm = udp_node_msgs_pb2.ZofflineConstants.RealmID
details1.lb_course = 6 # watopia crowd
details1.ip = udp_node_ip
details1.port = 3022
details2 = msg.udp_config.relay_addresses.add()
details2.lb_realm = 0 #generic load balancing realm
details2.lb_course = 0 #generic load balancing course
details2.ip = udp_node_ip
details2.port = 3022
msg.udp_config.uc_f2 = 10
msg.udp_config.uc_f3 = 30
msg.udp_config.uc_f4 = 3
wdetails1 = msg.udp_config_vod_1.relay_addresses_vod.add()
wdetails1.lb_realm = udp_node_msgs_pb2.ZofflineConstants.RealmID
wdetails1.lb_course = 6 # watopia crowd
details3 = wdetails1.relay_addresses.add()
details3.CopyFrom(details1)
wdetails2 = msg.udp_config_vod_1.relay_addresses_vod.add()
wdetails2.lb_realm = 0 #generic load balancing realm
wdetails2.lb_course = 0 #generic load balancing course
details4 = wdetails2.relay_addresses.add()
details4.CopyFrom(details2)
msg.udp_config_vod_1.port = 3022
payload = msg.SerializeToString()
# Send size of payload as 2 bytes
self.request.sendall(struct.pack('!h', len(payload)))
self.request.sendall(payload)
player_id = hello.player_id
#print("TCPHandler for %d" % player_id)
msg = udp_node_msgs_pb2.ServerToClient()
msg.player_id = player_id
msg.world_time = 0
msg.stc_f11 = True
payload = msg.SerializeToString()
last_alive_check = int(zo.get_utc_time())
self.request.settimeout(1) #make recv non-blocking
while True:
self.data = b''
try:
self.data = self.request.recv(1024)
#print(self.data.hex())
i = 0
while i < len(self.data):
size = int.from_bytes(self.data[i:i + 2], "big")
packet = self.data[i:i + size + 2]
#print(packet.hex())
if len(packet) == size + 2 and packet[3] == 1:
subscr = udp_node_msgs_pb2.ClientToServer()
try:
subscr.ParseFromString(packet[4:-4])
#print(subscr)
except Exception as exc:
print('TCPHandler ParseFromString exception: %s' %
repr(exc))
if subscr.subsSegments:
msg1 = udp_node_msgs_pb2.ServerToClient()
msg1.server_realm = udp_node_msgs_pb2.ZofflineConstants.RealmID
msg1.player_id = subscr.player_id
msg1.world_time = zo.world_time()
msg1.ackSubsSegm.extend(subscr.subsSegments)
payload1 = msg1.SerializeToString()
self.request.sendall(
struct.pack('!h', len(payload1)))
self.request.sendall(payload1)
#print('TCPHandler subscr: %s' % msg1.ackSubsSegm)
i += size + 2
except Exception as exc:
#print('TCPHandler exception: %s' % repr(exc)) #timeout is ok here
pass
#Check every 5 seconds for new updates
#tcpthreadevent.wait(timeout=5) # no more, we will use the request timeout now
try:
t = int(zo.get_utc_time())
#if ZC need to be registered
if player_id in zo.zc_connect_queue: # and player_id in online:
zc_params = udp_node_msgs_pb2.ServerToClient()
zc_params.player_id = player_id
zc_params.world_time = 0
zc_params.zc_local_ip = zo.zc_connect_queue[player_id][0]
zc_params.zc_local_port = zo.zc_connect_queue[player_id][
1] #21587
zc_params.zc_protocol = udp_node_msgs_pb2.IPProtocol.TCP #=2
zc_params_payload = zc_params.SerializeToString()
last_alive_check = t
self.request.sendall(
struct.pack('!h', len(zc_params_payload)))
self.request.sendall(zc_params_payload)
#print("TCPHandler register_zc %d %s" % (player_id, zc_params_payload.hex()))
zo.zc_connect_queue.pop(player_id)
message = udp_node_msgs_pb2.ServerToClient()
message.server_realm = udp_node_msgs_pb2.ZofflineConstants.RealmID
message.player_id = player_id
message.world_time = zo.world_time()
#PlayerUpdate
if player_id in player_update_queue and len(
player_update_queue[player_id]
) > 0 and player_id in online:
added_player_updates = list()
for player_update_proto in player_update_queue[player_id]:
player_update = message.updates.add()
player_update.ParseFromString(player_update_proto)
#Send if 10 updates has already been added and start a new message
if len(message.updates) > 9:
message_payload = message.SerializeToString()
self.request.sendall(
struct.pack('!h', len(message_payload)))
self.request.sendall(message_payload)
message = udp_node_msgs_pb2.ServerToClient()
message.server_realm = udp_node_msgs_pb2.ZofflineConstants.RealmID
message.player_id = player_id
message.world_time = zo.world_time()
added_player_updates.append(player_update_proto)
for player_update_proto in added_player_updates:
player_update_queue[player_id].remove(
player_update_proto)
#Check if any updates are added and should be sent to client, otherwise just keep alive every 25 seconds
if len(message.updates) > 0:
last_alive_check = t
message_payload = message.SerializeToString()
self.request.sendall(
struct.pack('!h', len(message_payload)))
self.request.sendall(message_payload)
elif last_alive_check < t - 25:
last_alive_check = t
self.request.sendall(struct.pack('!h', len(payload)))
self.request.sendall(payload)
except Exception as exc:
print('TCPHandler loop exception: %s' % repr(exc))
break
def handle(self):
data = self.request[0]
socket = self.request[1]
recv = udp_node_msgs_pb2.ClientToServer()
try:
recv.ParseFromString(data[:-4])
except:
try:
#If no sensors connected, first byte must be skipped
recv.ParseFromString(data[1:-4])
except Exception as exc:
print('UDPHandler ParseFromString exception: %s' % repr(exc))
return
client_address = self.client_address
player_id = recv.player_id
state = recv.state
#Add last updates for player if missing
if not player_id in last_pp_updates.keys():
last_pp_updates[player_id] = 0
if not player_id in last_bot_updates.keys():
last_bot_updates[player_id] = 0
t = int(zo.get_utc_time())
#Update player online state
if state.roadTime:
if player_id in online.keys():
if online[player_id].worldTime > state.worldTime:
return #udp is unordered -> drop old state
elif time.time() > start_time + 10:
discord.change_presence(len(online) + 1)
online[player_id] = state
#Add handling of ghosts for player if it's missing
if not player_id in global_ghosts.keys():
global_ghosts[player_id] = GhostsVariables()
ghosts = global_ghosts[player_id]
ghosts.last_package_time = t
if recv.seqno == 1:
ghosts.rec = None
organize_ghosts(player_id)
#Changed course
if zo.get_course(state) and ghosts.course != zo.get_course(state):
ghosts.rec = None
ghosts.course = zo.get_course(state)
if ghosts.rec == None:
ghosts.rec = udp_node_msgs_pb2.Ghost()
ghosts.play = udp_node_msgs_pb2.Ghosts()
ghosts.last_rt = 0
ghosts.play_count = 0
ghosts.loaded = False
ghosts.started = False
ghosts.rec.player_id = player_id
if player_id in ghosts_enabled and ghosts_enabled[player_id]:
#Load ghosts for current course
if not ghosts.loaded and zo.get_course(state):
ghosts.loaded = True
load_ghosts(player_id, state, ghosts)
#Save player state as ghost if moving
if state.roadTime and ghosts.last_rt and state.roadTime != ghosts.last_rt:
if t >= ghosts.last_rec + ghost_update_freq:
s = ghosts.rec.states.add()
s.CopyFrom(state)
ghosts.last_rec = t
#Start loaded ghosts
if not ghosts.started and ghosts.play.ghosts and zo.road_id(
state) == ghosts.start_road:
if zo.is_forward(state):
if state.roadTime > ghosts.start_rt and abs(
state.roadTime - ghosts.start_rt) < 500000:
ghosts.started = True
else:
if state.roadTime < ghosts.start_rt and abs(
state.roadTime - ghosts.start_rt) < 500000:
ghosts.started = True
#Uncomment to print player state when stopped (to find new start lines)
#else: print('course', zo.get_course(state), 'road', zo.road_id(state), 'isForward', zo.is_forward(state), 'roadTime', state.roadTime)
ghosts.last_rt = state.roadTime
#Set state of player being watched
watching_state = None
if state.watchingRiderId == player_id:
watching_state = state
elif state.watchingRiderId in online.keys():
watching_state = online[state.watchingRiderId]
elif state.watchingRiderId in global_pace_partners.keys():
pp = global_pace_partners[state.watchingRiderId]
watching_state = pp.route.states[pp.position]
elif state.watchingRiderId in global_bots.keys():
bot = global_bots[state.watchingRiderId]
watching_state = bot.route.states[bot.position]
elif state.watchingRiderId > 10000000:
ghost = ghosts.play.ghosts[math.floor(state.watchingRiderId /
10000000) - 1]
if len(ghost.states) > ghosts.play_count:
watching_state = ghost.states[ghosts.play_count]
#Check if online players, pace partners, bots and ghosts are nearby
nearby = list()
for p_id in online.keys():
player = online[p_id]
if player.id != player_id and zo.is_nearby(
watching_state, player) and is_state_new_for(
player, player_id):
nearby.append(p_id)
if t >= last_pp_updates[player_id] + pacer_update_freq:
last_pp_updates[player_id] = t
for p_id in global_pace_partners.keys():
pace_partner_variables = global_pace_partners[p_id]
pace_partner = pace_partner_variables.route.states[
pace_partner_variables.position]
if zo.is_nearby(watching_state, pace_partner):
nearby.append(p_id)
if t >= last_bot_updates[player_id] + bot_update_freq:
last_bot_updates[player_id] = t
for p_id in global_bots.keys():
bot_variables = global_bots[p_id]
bot = bot_variables.route.states[bot_variables.position]
if zo.is_nearby(watching_state, bot):
nearby.append(p_id)
if ghosts.started and t >= ghosts.last_play + ghost_update_freq:
ghosts.last_play = t
ghost_id = 1
for g in ghosts.play.ghosts:
if len(g.states) > ghosts.play_count and zo.is_nearby(
watching_state, g.states[ghosts.play_count]):
nearby.append(player_id + ghost_id * 10000000)
ghost_id += 1
ghosts.play_count += 1
#Send nearby riders states or empty message
message = get_empty_message(player_id)
if nearby:
message.num_msgs = math.ceil(len(nearby) / 10)
for p_id in nearby:
player = None
if p_id in online.keys():
player = online[p_id]
elif p_id in global_pace_partners.keys():
pace_partner_variables = global_pace_partners[p_id]
player = pace_partner_variables.route.states[
pace_partner_variables.position]
elif p_id in global_bots.keys():
bot_variables = global_bots[p_id]
player = bot_variables.route.states[bot_variables.position]
elif p_id > 10000000:
player = udp_node_msgs_pb2.PlayerState()
player.CopyFrom(
ghosts.play.ghosts[math.floor(p_id / 10000000) -
1].states[ghosts.play_count - 1])
player.id = p_id
player.worldTime = zo.world_time()
if player != None:
if len(message.states) > 9:
message.world_time = zo.world_time()
message.cts_latency = message.world_time - recv.world_time
socket.sendto(message.SerializeToString(),
client_address)
message.msgnum += 1
del message.states[:]
s = message.states.add()
s.CopyFrom(player)
else:
message.num_msgs = 1
message.world_time = zo.world_time()
message.cts_latency = message.world_time - recv.world_time
socket.sendto(message.SerializeToString(), client_address)
def handle(self):
data = self.request[0]
socket = self.request[1]
recv = udp_node_msgs_pb2.ClientToServer()
try:
recv.ParseFromString(data[:-4])
except:
try:
recv.ParseFromString(data[3:-4])
except:
return
client_address = self.client_address
player_id = recv.player_id
state = recv.state
nearby_state = state
if state.watchingRiderId in online.keys():
nearby_state = online[state.watchingRiderId]
elif state.watchingRiderId in global_pace_partners.keys():
pp = global_pace_partners[state.watchingRiderId]
nearby_state = pp.route.states[pp.position]
#Add handling of ghosts for player if it's missing
if not player_id in global_ghosts.keys():
global_ghosts[player_id] = GhostsVariables()
ghosts = global_ghosts[player_id]
#Add pace partner last update for player if it's missing
if not player_id in last_pp_updates.keys():
last_pp_updates[player_id] = 0
last_pp_update = last_pp_updates[player_id]
#Add bot last update for player if it's missing
if not player_id in last_bot_updates.keys():
last_bot_updates[player_id] = 0
last_bot_update = last_bot_updates[player_id]
if recv.seqno == 1 or ghosts.rec == None:
ghosts.rec = udp_node_msgs_pb2.Ghost()
ghosts.play = udp_node_msgs_pb2.Ghosts()
ghosts.last_rt = 0
ghosts.play_count = 0
ghosts.loaded = False
ghosts.started = False
ghosts.rec.player_id = player_id
organize_ghosts(player_id)
t = int(zwift_offline.get_utc_time())
ghosts.last_package_time = t
if player_id in ghosts_enabled and ghosts_enabled[player_id]:
if not ghosts.loaded and get_course(state):
ghosts.loaded = True
load_ghosts(player_id, state, ghosts)
if state.roadTime and ghosts.last_rt and state.roadTime != ghosts.last_rt:
if t >= ghosts.last_rec + ghost_update_freq:
s = ghosts.rec.states.add()
s.CopyFrom(state)
ghosts.last_rec = t
if not ghosts.started and ghosts.play.ghosts and road_id(state) == ghosts.start_road:
if is_forward(state):
if state.roadTime > ghosts.start_rt and abs(state.roadTime - ghosts.start_rt) < 500000:
ghosts.started = True
else:
if state.roadTime < ghosts.start_rt and abs(state.roadTime - ghosts.start_rt) < 500000:
ghosts.started = True
# else: print('course', get_course(state), 'road', road_id(state), 'isForward', is_forward(state), 'roadTime', state.roadTime)
ghosts.last_rt = state.roadTime
keys = online.keys()
remove_players = list()
for p_id in keys:
if zwift_offline.world_time() > online[p_id].worldTime + 10000:
remove_players.insert(0, p_id)
for p_id in remove_players:
online.pop(p_id)
if state.roadTime:
if player_id in online.keys():
online[player_id] = state
else:
online[player_id] = state
discord.send_message('%s riders online' % len(online))
#Remove ghosts entries for inactive players (disconnected?)
keys = global_ghosts.keys()
remove_players = list()
for p_id in keys:
if global_ghosts[p_id].last_package_time < t - 10:
remove_players.insert(0, p_id)
for p_id in remove_players:
global_ghosts.pop(p_id)
if ghosts.started and t >= ghosts.last_play + ghost_update_freq:
message = get_empty_message(player_id)
active_ghosts = 0
for g in ghosts.play.ghosts:
if len(g.states) > ghosts.play_count: active_ghosts += 1
if active_ghosts:
message.num_msgs = active_ghosts // 10
if active_ghosts % 10: message.num_msgs += 1
ghost_id = 1
for g in ghosts.play.ghosts:
if len(g.states) > ghosts.play_count:
if len(message.states) < 10:
state = message.states.add()
state.CopyFrom(g.states[ghosts.play_count])
state.id = player_id + ghost_id * 10000000
state.worldTime = zwift_offline.world_time()
else:
message.world_time = zwift_offline.world_time()
socket.sendto(message.SerializeToString(), client_address)
message.msgnum += 1
del message.states[:]
state = message.states.add()
state.CopyFrom(g.states[ghosts.play_count])
state.id = player_id + ghost_id * 10000000
state.worldTime = zwift_offline.world_time()
ghost_id += 1
else: message.num_msgs = 1
message.world_time = zwift_offline.world_time()
socket.sendto(message.SerializeToString(), client_address)
ghosts.play_count += 1
ghosts.last_play = t
message = get_empty_message(player_id)
nearby = list()
for p_id in online.keys():
player = online[p_id]
if player.id != player_id:
#Check if players are close in world
if zwift_offline.is_nearby(nearby_state, player):
nearby.append(p_id)
if t >= last_pp_update + pacer_update_freq:
last_pp_updates[player_id] = t
for p_id in global_pace_partners.keys():
pace_partner_variables = global_pace_partners[p_id]
pace_partner = pace_partner_variables.route.states[pace_partner_variables.position]
#Check if pacepartner is close to player in world
if zwift_offline.is_nearby(nearby_state, pace_partner):
nearby.append(p_id)
if t >= last_bot_update + bot_update_freq:
last_bot_updates[player_id] = t
for p_id in global_bots.keys():
bot_variables = global_bots[p_id]
bot = bot_variables.route.states[bot_variables.position]
#Check if bot is close to player in world
if zwift_offline.is_nearby(nearby_state, bot):
nearby.append(p_id)
players = len(nearby)
message.num_msgs = players // 10
if players % 10: message.num_msgs += 1
for p_id in nearby:
player = None
if p_id in online.keys():
player = online[p_id]
elif p_id in global_pace_partners.keys():
pace_partner_variables = global_pace_partners[p_id]
player = pace_partner_variables.route.states[pace_partner_variables.position]
elif p_id in global_bots.keys():
bot_variables = global_bots[p_id]
player = bot_variables.route.states[bot_variables.position]
if player != None:
if len(message.states) < 10:
state = message.states.add()
state.CopyFrom(player)
else:
message.world_time = zwift_offline.world_time()
socket.sendto(message.SerializeToString(), client_address)
message.msgnum += 1
del message.states[:]
state = message.states.add()
state.CopyFrom(player)
message.world_time = zwift_offline.world_time()
socket.sendto(message.SerializeToString(), client_address)