def test_min_value_allocation():
allocator = UniqueIdAllocator(1, 5)
for i in range(1, 5 + 1):
assert allocator.allocate() == i
assert allocator.allocate() == IndexEnd
def __init__(self, port=None, host=6660):
self.active_clients = {}
self.allocate_channel = UniqueIdAllocator(1000000, 1999999)
PacketHandler.__init__(self)
SocketHandler.__init__(self, port, host)
self.configure()
def __init__(self):
self._http_client = HTTPClient()
max_http_requests = ConfigVariableInt('http-max-requests', 900).value
self._request_allocator = UniqueIdAllocator(0, max_http_requests)
self._poll_task = None
self._requests = {}
def test_normal_allocation():
allocator = UniqueIdAllocator(0, 10)
for i in range(10 + 1):
assert allocator.allocate() == i
assert allocator.allocate() == IndexEnd
def __init__(self, listenPort):
BaseObjectManager.__init__(self, False)
self.dcSuffix = 'AI'
# The client that just sent us a message.
self.clientSender = None
self.listenPort = listenPort
self.netSys = NetworkSystem()
self.netCallbacks = NetworkCallbacks()
self.netCallbacks.setCallback(self.__handleNetCallback)
self.listenSocket = self.netSys.createListenSocket(listenPort)
self.pollGroup = self.netSys.createPollGroup()
self.clientIdAllocator = UniqueIdAllocator(0, 0xFFFF)
self.objectIdAllocator = UniqueIdAllocator(0, 0xFFFF)
self.numClients = 0
self.clientsByConnection = {}
self.zonesToClients = {}
self.snapshotMgr = FrameSnapshotManager()
self.objectsByZoneId = {}
base.setTickRate(sv_tickrate.getValue())
base.simTaskMgr.add(self.runFrame, "serverRunFrame", sort = -100)
def handleSetDoIdrange(self, di):
self.doIdBase = di.getUint32()
self.doIdLast = self.doIdBase + di.getUint32()
self.doIdAllocator = UniqueIdAllocator(self.doIdBase,
self.doIdLast - 1)
self.ourChannel = self.doIdBase
self.createReady()
def test_initial_reserve_id_exhaustion():
allocator = UniqueIdAllocator(1, 3)
for i in range(1, 3 + 1):
allocator.initial_reserve_id(i)
assert allocator.allocate() == IndexEnd
def test_regular_is_allocated():
allocator = UniqueIdAllocator(1, 5)
for i in range(1, 5 + 1):
assert not allocator.is_allocated(i)
for i in range(1, 5 + 1):
assert allocator.is_allocated(allocator.allocate())
def test_free_unallocated():
allocator = UniqueIdAllocator(0, 2)
assert allocator.allocate() == 0
assert allocator.free(0)
for i in range(0, 2 + 1):
assert not allocator.free(i)
class UnoGameAIPlayerMgr:
def __init__(self, uno_game):
self.game = uno_game
self.players = []
self.idAllocator = UniqueIdAllocator(1, 4)
def createPlayer(self, difficulty = None):
npc_name = random.choice(NPCGlobals.NPC_DNA.keys())
player = UnoGameAIPlayer(npc_name, self.idAllocator.allocate(), self.game)
player.generate()
self.players.append(player)
return player
def removePlayer(self, player):
self.players.remove(player)
def getPlayers(self):
return self.players
def getPlayerByID(self, doId):
for player in self.players:
if player.getID() == doId:
return player
return None
def generateHeadPanels(self):
for avatar in self.players:
gender = avatar.getGender()
animal = avatar.getAnimal()
head, color = avatar.getHeadStyle()
r, g, b, a = color
self.game.d_generateHeadPanel(gender, animal, head, [r, g, b], avatar.getID(), avatar.getName())
class UnoGameAIPlayerMgr:
def __init__(self, uno_game):
self.game = uno_game
self.players = []
self.idAllocator = UniqueIdAllocator(1, 4)
def createPlayer(self, difficulty=None):
npc_name = random.choice(NPCGlobals.NPC_DNA.keys())
player = UnoGameAIPlayer(npc_name, self.idAllocator.allocate(),
self.game)
player.generate()
self.players.append(player)
return player
def removePlayer(self, player):
self.players.remove(player)
def getPlayers(self):
return self.players
def getPlayerByID(self, doId):
for player in self.players:
if player.getID() == doId:
return player
return
def generateHeadPanels(self):
for avatar in self.players:
gender = avatar.getGender()
animal = avatar.getAnimal()
head, color = avatar.getHeadStyle()
r, g, b, a = color
self.game.d_generateHeadPanel(gender, animal, head, [r, g, b],
avatar.getID(), avatar.getName())
def __init__(self, baseChannel, stateServerChannel):
CogInvasionInternalRepository.__init__(
self,
baseChannel,
stateServerChannel, [
'resources/phase_3/etc/direct.dc',
'resources/phase_3/etc/toon.dc'
],
dcSuffix='AI')
self.notify.setInfo(True)
self.district = None
self.zoneAllocator = UniqueIdAllocator(ZoneUtil.DynamicZonesBegin,
ZoneUtil.DynamicZonesEnd)
self.zoneDataStore = AIZoneDataStore()
self.hoods = {}
self.dnaStoreMap = {}
self.dnaDataMap = {}
self.districtNameMgr = self.generateGlobalObject(
DO_ID_DISTRICT_NAME_MANAGER, 'DistrictNameManager')
self.holidayMgr = self.generateGlobalObject(DO_ID_HOLIDAY_MANAGER,
'HolidayManager')
self.uin = self.generateGlobalObject(DO_ID_UNIQUE_INTEREST_NOTIFIER,
'UniqueInterestNotifier')
self.csm = self.generateGlobalObject(DO_ID_CLIENT_SERVICES_MANAGER,
'ClientServicesManager')
self.statsMgr = self.generateGlobalObject(DO_ID_STATS_MANAGER,
'StatsManager')
# Anything that is a DistributedAvatarAI (Toons, Suits, etc).
# This is a per-zone list of avatars.
self.avatars = {}
self.numAvatars = 0
self.battleZones = {}
if DO_SIMULATION:
self.zonePhysics = {}
self.bspLoader = BSPLoader()
self.bspLoader.setAi(True)
self.bspLoader.setMaterialsFile("phase_14/etc/materials.txt")
#self.bspLoader.setTextureContentsFile("phase_14/etc/texturecontents.txt")
#self.bspLoader.setServerEntityDispatcher(self)
self.bspLoader.read(
"phase_14/etc/sewer_entrance_room_indoors/sewer_entrance_room_indoors.bsp"
)
PhysicsUtils.makeBulletCollFromGeoms(self.bspLoader.getResult(),
enableNow=False)
def handleSetDoIdrange(self, di):
self.doIdBase = di.getUint32()
self.doIdLast = self.doIdBase + di.getUint32()
self.doIdAllocator = UniqueIdAllocator(self.doIdBase, self.doIdLast - 1)
self.ourChannel = self.doIdBase
self.createReady()
def test_initial_reserve_id():
allocator = UniqueIdAllocator(1, 3)
assert not allocator.is_allocated(2)
allocator.initial_reserve_id(2)
assert allocator.is_allocated(2)
assert allocator.allocate() == 1
assert allocator.allocate() == 3
assert allocator.allocate() == IndexEnd
def __init__(self, baseChannel, stateServerChannel):
CogInvasionInternalRepository.__init__(
self,
baseChannel,
stateServerChannel,
['phase_3/etc/direct.dc', 'phase_3/etc/toon.dc'],
dcSuffix='AI')
self.notify.setInfo(True)
self.district = None
#self.aiWorld = AIWorld(render) # Used for cogs
self.zoneAllocator = UniqueIdAllocator(CIGlobals.DynamicZonesBegin,
CIGlobals.DynamicZonesEnd)
self.zoneDataStore = AIZoneDataStore()
self.hoods = {}
self.dnaStoreMap = {}
self.dnaDataMap = {}
self.districtNameMgr = self.generateGlobalObject(
DO_ID_DISTRICT_NAME_MANAGER, 'DistrictNameManager')
def __init__(self, air):
DistributedObjectAI.__init__(self, air)
self.air.roomZoneAllocator = UniqueIdAllocator(
ZonesGlobals.ROOM_MIN_ID_ZONE, ZonesGlobals.ROOM_MAX_ID_ZONE)
self.roomList = []
self.accept("Client-disconnect", self.handleClientDisconnect)
def test_free_initial_reserve_id():
allocator = UniqueIdAllocator(1, 3)
allocator.initial_reserve_id(1)
assert allocator.free(1)
assert allocator.allocate() == 2
assert allocator.allocate() == 3
assert allocator.allocate() == 1
assert allocator.allocate() == IndexEnd
def test_fraction_used():
allocator = UniqueIdAllocator(1, 4)
assert allocator.fraction_used() == 0
for fraction in (0.25, 0.5, 0.75, 1):
allocator.allocate()
assert allocator.fraction_used() == fraction
assert allocator.allocate() == IndexEnd
def test_free():
allocator = UniqueIdAllocator(0, 0)
assert allocator.allocate() == 0
assert allocator.is_allocated(0)
assert allocator.free(0)
assert not allocator.is_allocated(0)
def __init__(self, *args, **kwargs):
ModClientRepository.__init__(self, *args, **kwargs)
# Anything that is a DistributedAvatarAI (Toons, Suits, etc).
# This is a per-zone list of avatars.
self.avatars = {}
self.numAvatars = 0
self.battleZones = {}
self.districtId = 0
self.zoneDataStore = AIZoneDataStore()
self.zoneAllocator = UniqueIdAllocator(DynamicZonesBegin,
DynamicZonesEnd)
self.netMessenger = NetMessenger(self)
# We deal with attacks on the server side as well
from src.coginvasion.attack.AttackManagerAI import AttackManagerAI
self.attackMgr = AttackManagerAI()
def test_bounded_is_allocated():
allocator = UniqueIdAllocator(1, 5)
for i in range(1, 5 + 1):
assert allocator.is_allocated(allocator.allocate())
assert not allocator.is_allocated(0) # Out of range, left side
assert not allocator.is_allocated(10) # Out of range, right side
def test_free_reallocation():
allocator = UniqueIdAllocator(1, 5)
for i in range(1, 5 + 1):
assert allocator.allocate() == i
assert allocator.is_allocated(i)
for i in range(1, 5 + 1):
assert allocator.free(i)
for i in range(1, 5 + 1):
assert not allocator.is_allocated(i)
assert allocator.allocate() == i
assert allocator.allocate() == IndexEnd
def __init__(self):
self.connection = None
self.queue = queue.Queue()
base_channel = 4000000
max_channels = 1000000
self.minChannel = base_channel
self.maxChannel = base_channel + max_channels
self.channelAllocator = UniqueIdAllocator(self.minChannel,
self.maxChannel)
self.zoneAllocator = UniqueIdAllocator(DynamicZonesBegin,
DynamicZonesEnd)
self._registedChannels = set()
self.__contextCounter = 0
self.__callbacks = {}
self.ourChannel = self.allocateChannel()
self.doTable: Dict[int, 'DistributedObjectAI'] = {}
self.zoneTable: Dict[int, set] = {}
self.parentTable: Dict[int, set] = {}
self.dcFile = parse_dc_file('toon.dc')
self.currentSender = None
self.loop = None
self.net_thread = None
self.hoods = None
self.zoneDataStore = AIZoneData.AIZoneDataStore()
self.vismap: Dict[int, Tuple[int]] = {}
self.connected = Event()
def test_free_reallocation_mid():
allocator = UniqueIdAllocator(1, 5)
for i in range(1, 5 + 1):
assert allocator.allocate() == i
assert allocator.is_allocated(i)
assert allocator.free(2)
assert allocator.free(3)
assert allocator.allocate() == 2
assert allocator.allocate() == 3
assert allocator.allocate() == IndexEnd
def __init__(self):
ShowBase.__init__(self)
self.activeConnections = {}
maxChannels = self.config.GetInt('max-channel-id', 1000000)
self.channelAllocator = UniqueIdAllocator(0, 0+maxChannels-1)
self.configManager = None
self.logManager = LogManager()
self.dcManager = DCManager()
self.dcManager.readDCFile()
self.notify.warning(str(self.dcManager.dclassesByName))
self.connectionManager = ConnectionManager()
self.messageManager = MessageManager()
self.doManager = DistributedObjectManager()
self.interestManager = InterestManager()
class ClientRepository(ClientRepositoryBase):
"""
This is the open-source ClientRepository as provided by CMU. It
communicates with the ServerRepository in this same directory.
If you are looking for the VR Studio's implementation of the
client repository, look to OTPClientRepository (elsewhere).
"""
notify = DirectNotifyGlobal.directNotify.newCategory("ClientRepository")
# This is required by DoCollectionManager, even though it's not
# used by this implementation.
GameGlobalsId = 0
doNotDeallocateChannel = True
def __init__(self,
dcFileNames=None,
dcSuffix='',
connectMethod=None,
threadedNet=None):
ClientRepositoryBase.__init__(self,
dcFileNames=dcFileNames,
dcSuffix=dcSuffix,
connectMethod=connectMethod,
threadedNet=threadedNet)
self.setHandleDatagramsInternally(False)
base.finalExitCallbacks.append(self.shutdown)
# The doId allocator. The CMU LAN server may choose to
# send us a block of doIds. If it chooses to do so, then we
# may create objects, using those doIds.
self.doIdAllocator = None
self.doIdBase = 0
self.doIdLast = 0
# The doIdBase of the client message currently being
# processed.
self.currentSenderId = None
# Explicitly-requested interest zones.
self.interestZones = []
def handleSetDoIdrange(self, di):
self.doIdBase = di.getUint32()
self.doIdLast = self.doIdBase + di.getUint32()
self.doIdAllocator = UniqueIdAllocator(self.doIdBase,
self.doIdLast - 1)
self.ourChannel = self.doIdBase
self.createReady()
def createReady(self):
# Now that we've got a doId range, we can safely generate new
# distributed objects.
messenger.send('createReady', taskChain='default')
messenger.send(self.uniqueName('createReady'), taskChain='default')
def handleRequestGenerates(self, di):
# When new clients join the zone of an object, they need to hear
# about it, so we send out all of our information about objects in
# that particular zone.
zone = di.getUint32()
for obj in list(self.doId2do.values()):
if obj.zoneId == zone:
if (self.isLocalId(obj.doId)):
self.resendGenerate(obj)
def resendGenerate(self, obj):
""" Sends the generate message again for an already-generated
object, presumably to inform any newly-arrived clients of this
object's current state. """
# get the list of "ram" fields that aren't
# required. These are fields whose values should
# persist even if they haven't been received
# lately, so we have to re-broadcast these values
# in case the new client hasn't heard their latest
# values.
extraFields = []
for i in range(obj.dclass.getNumInheritedFields()):
field = obj.dclass.getInheritedField(i)
if field.hasKeyword('broadcast') and field.hasKeyword(
'ram') and not field.hasKeyword('required'):
if field.asMolecularField():
# It's a molecular field; this means
# we have to pack the components.
# Fortunately, we'll find those
# separately through the iteration, so
# we can ignore this field itself.
continue
extraFields.append(field.getName())
datagram = self.formatGenerate(obj, extraFields)
self.send(datagram)
def handleGenerate(self, di):
self.currentSenderId = di.getUint32()
zoneId = di.getUint32()
classId = di.getUint16()
doId = di.getUint32()
# Look up the dclass
dclass = self.dclassesByNumber[classId]
distObj = self.doId2do.get(doId)
if distObj and distObj.dclass == dclass:
# We've already got this object. Probably this is just a
# repeat-generate, synthesized for the benefit of someone
# else who just entered the zone. Accept the new updates,
# but don't make a formal generate.
assert (self.notify.debug("performing generate-update for %s %s" %
(dclass.getName(), doId)))
dclass.receiveUpdateBroadcastRequired(distObj, di)
dclass.receiveUpdateOther(distObj, di)
return
assert (self.notify.debug("performing generate for %s %s" %
(dclass.getName(), doId)))
dclass.startGenerate()
# Create a new distributed object, and put it in the dictionary
distObj = self.generateWithRequiredOtherFields(dclass, doId, di, 0,
zoneId)
dclass.stopGenerate()
def allocateDoId(self):
""" Returns a newly-allocated doId. Call freeDoId() when the
object has been deleted. """
return self.doIdAllocator.allocate()
def reserveDoId(self, doId):
""" Removes the indicate doId from the available pool, as if
it had been explicitly allocated. You may pass it to
freeDoId() later if you wish. """
self.doIdAllocator.initialReserveId(doId)
return doId
def freeDoId(self, doId):
""" Returns a doId back into the free pool for re-use. """
assert self.isLocalId(doId)
self.doIdAllocator.free(doId)
def storeObjectLocation(self, object, parentId, zoneId):
# The CMU implementation doesn't use the DoCollectionManager
# much.
object.parentId = parentId
object.zoneId = zoneId
def createDistributedObject(self,
className=None,
distObj=None,
zoneId=0,
optionalFields=None,
doId=None,
reserveDoId=False):
""" To create a DistributedObject, you must pass in either the
name of the object's class, or an already-created instance of
the class (or both). If you pass in just a class name (to the
className parameter), then a default instance of the object
will be created, with whatever parameters the default
constructor supplies. Alternatively, if you wish to create
some initial values different from the default, you can create
the instance yourself and supply it to the distObj parameter,
then that instance will be used instead. (It should be a
newly-created object, not one that has already been manifested
on the network or previously passed through
createDistributedObject.) In either case, the new
DistributedObject is returned from this method.
This method will issue the appropriate network commands to
make this object appear on all of the other clients.
You should supply an initial zoneId in which to manifest the
object. The fields marked "required" or "ram" will be
broadcast to all of the other clients; if you wish to
broadcast additional field values at this time as well, pass a
list of field names in the optionalFields parameters.
Normally, doId is None, to mean allocate a new doId for the
object. If you wish to use a particular doId, pass it in
here. If you also pass reserveDoId = True, this doId will be
reserved from the allocation pool using self.reserveDoId().
You are responsible for ensuring this doId falls within the
client's allowable doId range and has not already been
assigned to another object. """
if not className:
if not distObj:
self.notify.error(
"Must specify either a className or a distObj.")
className = distObj.__class__.__name__
if doId is None:
doId = self.allocateDoId()
elif reserveDoId:
self.reserveDoId(doId)
dclass = self.dclassesByName.get(className)
if not dclass:
self.notify.error("Unknown distributed class: %s" %
(distObj.__class__))
classDef = dclass.getClassDef()
if classDef == None:
self.notify.error("Could not create an undefined %s object." %
(dclass.getName()))
if not distObj:
distObj = classDef(self)
if not isinstance(distObj, classDef):
self.notify.error("Object %s is not an instance of %s" %
(distObj.__class__.__name__, classDef.__name__))
distObj.dclass = dclass
distObj.doId = doId
self.doId2do[doId] = distObj
distObj.generateInit()
distObj._retrieveCachedData()
distObj.generate()
distObj.setLocation(0, zoneId)
distObj.announceGenerate()
datagram = self.formatGenerate(distObj, optionalFields)
self.send(datagram)
return distObj
def formatGenerate(self, distObj, extraFields):
""" Returns a datagram formatted for sending the generate message for the indicated object. """
return distObj.dclass.clientFormatGenerateCMU(distObj, distObj.doId,
distObj.zoneId,
extraFields)
def sendDeleteMsg(self, doId):
datagram = PyDatagram()
datagram.addUint16(OBJECT_DELETE_CMU)
datagram.addUint32(doId)
self.send(datagram)
def sendDisconnect(self):
if self.isConnected():
# Tell the game server that we're going:
datagram = PyDatagram()
# Add message type
datagram.addUint16(CLIENT_DISCONNECT_CMU)
# Send the message
self.send(datagram)
self.notify.info("Sent disconnect message to server")
self.disconnect()
self.stopHeartbeat()
def setInterestZones(self, interestZoneIds):
""" Changes the set of zones that this particular client is
interested in hearing about. """
datagram = PyDatagram()
# Add message type
datagram.addUint16(CLIENT_SET_INTEREST_CMU)
for zoneId in interestZoneIds:
datagram.addUint32(zoneId)
# send the message
self.send(datagram)
self.interestZones = interestZoneIds[:]
def setObjectZone(self, distObj, zoneId):
""" Moves the object into the indicated zone. """
distObj.b_setLocation(0, zoneId)
assert distObj.zoneId == zoneId
# Tell all of the clients monitoring the new zone that we've
# arrived.
self.resendGenerate(distObj)
def sendSetLocation(self, doId, parentId, zoneId):
datagram = PyDatagram()
datagram.addUint16(OBJECT_SET_ZONE_CMU)
datagram.addUint32(doId)
datagram.addUint32(zoneId)
self.send(datagram)
def sendHeartbeat(self):
datagram = PyDatagram()
# Add message type
datagram.addUint16(CLIENT_HEARTBEAT_CMU)
# Send it!
self.send(datagram)
self.lastHeartbeat = globalClock.getRealTime()
# This is important enough to consider flushing immediately
# (particularly if we haven't run readerPollTask recently).
self.considerFlush()
def isLocalId(self, doId):
""" Returns true if this doId is one that we're the owner of,
false otherwise. """
return ((doId >= self.doIdBase) and (doId < self.doIdLast))
def haveCreateAuthority(self):
""" Returns true if this client has been assigned a range of
doId's it may use to create objects, false otherwise. """
return (self.doIdLast > self.doIdBase)
def getAvatarIdFromSender(self):
""" Returns the doIdBase of the client that originally sent
the current update message. This is only defined when
processing an update message or a generate message. """
return self.currentSenderId
def handleDatagram(self, di):
if self.notify.getDebug():
print("ClientRepository received datagram:")
di.getDatagram().dumpHex(ostream)
msgType = self.getMsgType()
self.currentSenderId = None
# These are the sort of messages we may expect from the public
# Panda server.
if msgType == SET_DOID_RANGE_CMU:
self.handleSetDoIdrange(di)
elif msgType == OBJECT_GENERATE_CMU:
self.handleGenerate(di)
elif msgType == OBJECT_UPDATE_FIELD_CMU:
self.handleUpdateField(di)
elif msgType == OBJECT_DISABLE_CMU:
self.handleDisable(di)
elif msgType == OBJECT_DELETE_CMU:
self.handleDelete(di)
elif msgType == REQUEST_GENERATES_CMU:
self.handleRequestGenerates(di)
else:
self.handleMessageType(msgType, di)
# If we're processing a lot of datagrams within one frame, we
# may forget to send heartbeats. Keep them coming!
self.considerHeartbeat()
def handleMessageType(self, msgType, di):
self.notify.error("unrecognized message type %s" % (msgType))
def handleUpdateField(self, di):
# The CMU update message starts with an additional field, not
# present in the Disney update message: the doIdBase of the
# original sender. Extract that and call up to the parent.
self.currentSenderId = di.getUint32()
ClientRepositoryBase.handleUpdateField(self, di)
def handleDisable(self, di):
# Receives a list of doIds.
while di.getRemainingSize() > 0:
doId = di.getUint32()
# We should never get a disable message for our own object.
assert not self.isLocalId(doId)
self.disableDoId(doId)
def handleDelete(self, di):
# Receives a single doId.
doId = di.getUint32()
self.deleteObject(doId)
def deleteObject(self, doId):
"""
Removes the object from the client's view of the world. This
should normally not be called directly except in the case of
error recovery, since the server will normally be responsible
for deleting and disabling objects as they go out of scope.
After this is called, future updates by server on this object
will be ignored (with a warning message). The object will
become valid again the next time the server sends a generate
message for this doId.
This is not a distributed message and does not delete the
object on the server or on any other client.
"""
if doId in self.doId2do:
# If it is in the dictionary, remove it.
obj = self.doId2do[doId]
# Remove it from the dictionary
del self.doId2do[doId]
# Disable, announce, and delete the object itself...
# unless delayDelete is on...
obj.deleteOrDelay()
if self.isLocalId(doId):
self.freeDoId(doId)
elif self.cache.contains(doId):
# If it is in the cache, remove it.
self.cache.delete(doId)
if self.isLocalId(doId):
self.freeDoId(doId)
else:
# Otherwise, ignore it
self.notify.warning("Asked to delete non-existent DistObj " +
str(doId))
def stopTrackRequestDeletedDO(self, *args):
# No-op. Not entirely sure what this does on the VR Studio side.
pass
def sendUpdate(self, distObj, fieldName, args):
""" Sends a normal update for a single field. """
dg = distObj.dclass.clientFormatUpdate(fieldName, distObj.doId, args)
self.send(dg)
def sendUpdateToChannel(self, distObj, channelId, fieldName, args):
""" Sends a targeted update of a single field to a particular
client. The top 32 bits of channelId is ignored; the lower 32
bits should be the client Id of the recipient (i.e. the
client's doIdbase). The field update will be sent to the
indicated client only. The field must be marked clsend or
p2p, and may not be marked broadcast. """
datagram = distObj.dclass.clientFormatUpdate(fieldName, distObj.doId,
args)
dgi = PyDatagramIterator(datagram)
# Reformat the packed datagram to change the message type and
# add the target id.
dgi.getUint16()
dg = PyDatagram()
dg.addUint16(CLIENT_OBJECT_UPDATE_FIELD_TARGETED_CMU)
dg.addUint32(channelId & 0xffffffff)
dg.appendData(dgi.getRemainingBytes())
self.send(dg)
def __init__(self, uno_game):
self.game = uno_game
self.players = []
self.idAllocator = UniqueIdAllocator(1, 4)
class AIRepository:
def __init__(self):
self.connection = None
self.queue = queue.Queue()
base_channel = 4000000
max_channels = 1000000
self.minChannel = base_channel
self.maxChannel = base_channel + max_channels
self.channelAllocator = UniqueIdAllocator(self.minChannel,
self.maxChannel)
self.zoneAllocator = UniqueIdAllocator(DynamicZonesBegin,
DynamicZonesEnd)
self._registedChannels = set()
self.__contextCounter = 0
self.__callbacks = {}
self.ourChannel = self.allocateChannel()
self.doTable: Dict[int, 'DistributedObjectAI'] = {}
self.zoneTable: Dict[int, set] = {}
self.parentTable: Dict[int, set] = {}
self.dcFile = parse_dc_file('toon.dc')
self.currentSender = None
self.loop = None
self.net_thread = None
self.hoods = None
self.zoneDataStore = AIZoneData.AIZoneDataStore()
self.vismap: Dict[int, Tuple[int]] = {}
self.connected = Event()
def run(self):
self.net_thread = Thread(target=self.__event_loop)
self.net_thread.start()
self.connected.wait()
self.createObjects()
def _on_net_except(self, loop, context):
print('Error on networking thread: %s' % context['message'])
self.loop.stop()
simbase.stop()
def __event_loop(self):
self.loop = asyncio.new_event_loop()
asyncio.set_event_loop(self.loop)
self.loop.set_exception_handler(self._on_net_except)
self.loop.run_until_complete(
self.loop.create_connection(self._on_connect, '127.0.0.1', 46668))
self.loop.run_forever()
def _on_connect(self):
self.connection = AIProtocol(self)
return self.connection
def readUntilEmpty(self, task):
while True:
try:
dg = self.queue.get(timeout=0.05)
except queue.Empty:
break
else:
self.handleDatagram(dg)
return task.cont
def handleDatagram(self, dg):
dgi = dg.iterator()
recipient_count = dgi.get_uint8()
recipients = [dgi.get_channel() for _ in range(recipient_count)]
self.currentSender = dgi.get_channel()
msg_type = dgi.get_uint16()
if msg_type == STATESERVER_OBJECT_ENTER_AI_RECV:
if self.currentSender == self.ourChannel:
return
self.handleObjEntry(dgi)
elif msg_type == STATESERVER_OBJECT_DELETE_RAM:
self.handleObjExit(dgi)
elif msg_type == STATESERVER_OBJECT_LEAVING_AI_INTEREST:
pass
elif msg_type == STATESERVER_OBJECT_CHANGE_ZONE:
self.handleChangeZone(dgi)
elif msg_type == STATESERVER_OBJECT_UPDATE_FIELD:
if self.currentSender == self.ourChannel:
return
self.handleUpdateField(dgi)
else:
print('Unhandled msg type: ', msg_type)
def handleChangeZone(self, dgi):
do_id = dgi.get_uint32()
new_parent = dgi.get_uint32()
new_zone = dgi.get_uint32()
# Should we only change location if the old location matches?
old_parent = dgi.get_uint32()
old_zone = dgi.get_uint32()
self.doTable[do_id].location = (new_parent, new_zone)
self.storeLocation(do_id, old_parent, old_zone, new_parent, new_zone)
def storeLocation(self, doId, oldParent, oldZone, newParent, newZone):
if not doId:
return
obj = self.doTable.get(doId)
oldParentObj = self.doTable.get(oldParent)
newParentObj = self.doTable.get(newParent)
if oldParent != newParent and oldParentObj:
oldParentObj.handleChildLeave(obj, oldZone)
if oldParent and oldParent in self.parentTable and doId in self.parentTable[
oldParent]:
self.parentTable[oldParent].remove(doId)
if oldZone != newZone and oldParentObj:
oldParentObj.handleChildLeaveZone(obj, oldZone)
if oldZone and oldZone in self.zoneTable and doId in self.zoneTable[
oldZone]:
self.zoneTable[oldZone].remove(doId)
if newZone:
self.zoneTable.setdefault(newZone, set())
self.zoneTable[newZone].add(doId)
if newParent:
self.parentTable.setdefault(newParent, set())
self.parentTable[newParent].add(doId)
if newParent != oldParent and newParentObj:
newParentObj.handleChildArrive(obj, newZone)
if newZone != oldZone and newParentObj:
newParentObj.handleChildArriveZone(obj, newZone)
def sendLocation(self, do_id, old_parent: int, old_zone: int,
new_parent: int, new_zone: int):
dg = Datagram()
dg.add_server_header([do_id], self.ourChannel,
STATESERVER_OBJECT_SET_ZONE)
dg.add_uint32(new_parent)
dg.add_uint32(new_zone)
dg.add_uint32(old_parent)
dg.add_uint32(old_zone)
self.send(dg)
@staticmethod
def isClientChannel(channel):
return config['ClientAgent.MIN_CHANNEL'] <= channel <= config[
'ClientAgent.MAX_CHANNEL']
def setInterest(self, client_channel, handle, context, parent_id, zones):
dg = Datagram()
dg.add_server_header([client_channel], self.ourChannel,
CLIENT_AGENT_SET_INTEREST)
dg.add_uint16(handle)
dg.add_uint32(context)
dg.add_uint32(parent_id)
for zone in zones:
dg.add_uint32(zone)
self.send(dg)
def removeInterest(self, client_channel, handle, context):
dg = Datagram()
dg.add_server_header([client_channel], self.ourChannel,
CLIENT_AGENT_REMOVE_INTEREST)
dg.add_uint16(handle)
dg.add_uint32(context)
self.send(dg)
def handleUpdateField(self, dgi):
do_id = dgi.get_uint32()
field_number = dgi.get_uint16()
# TODO: security check here for client senders.
field = self.dcFile.fields[field_number]()
self.currentSender = self.currentSender
do = self.doTable[do_id]
try:
field.receive_update(do, dgi)
except Exception as e:
print(
f'failed to handle field update: <{field}> from {self.currentAvatarSender}'
)
import traceback
traceback.print_exc()
dgi.seek(0)
print('datagram:', dgi.remaining_bytes())
@property
def currentAvatarSender(self):
return getAvatarIDFromChannel(self.currentSender)
def handleObjEntry(self, dgi):
do_id = dgi.get_uint32()
parent_id = dgi.get_uint32()
zone_id = dgi.get_uint32()
dc_id = dgi.get_uint16()
dclass = self.dcFile.classes[dc_id]
if do_id in self.doTable:
# This is a response from a generate by us.
do = self.doTable[do_id]
do.queueUpdates = False
while do.updateQueue:
dg = do.updateQueue.popleft()
self.send(dg)
return
if dclass.name == 'DistributedToon':
from .toon.DistributedToonAI import DistributedToonAI
obj = DistributedToonAI(self)
# Don't queue updates as this object was generated by the stateserver.
obj.queueUpdates = False
obj.do_id = do_id
obj.parentId = parent_id
obj.zoneId = zone_id
dclass.receive_update_all_required(obj, dgi)
self.doTable[obj.do_id] = obj
self.storeLocation(do_id, 0, 0, parent_id, zone_id)
obj.announceGenerate()
else:
print('unknown object entry: %s' % dclass.name)
def handleObjExit(self, dgi):
doId = dgi.get_uint32()
try:
do = self.doTable.pop(doId)
except KeyError:
print(f'Received delete for unknown object: {doId}!')
return
do.delete()
def context(self):
self.__contextCounter = (self.__contextCounter + 1) & 0xFFFFFFFF
return self.__contextCounter
def allocateChannel(self):
return self.channelAllocator.allocate()
def deallocateChannel(self, channel):
self.channelAllocator.free(channel)
def registerForChannel(self, channel):
if channel in self._registedChannels:
return
self._registedChannels.add(channel)
dg = Datagram()
dg.add_server_control_header(CONTROL_SET_CHANNEL)
dg.add_channel(channel)
self.send(dg)
def unregisterForChannel(self, channel):
if channel not in self._registedChannels:
return
self._registedChannels.remove(channel)
dg = Datagram()
dg.add_server_control_header(CONTROL_REMOVE_CHANNEL)
dg.add_channel(channel)
self.send(dg)
def send(self, dg):
self.connection.send_datagram(dg)
def generateWithRequired(self, do, parent_id, zone_id, optional=()):
do_id = self.allocateChannel()
self.generateWithRequiredAndId(do, do_id, parent_id, zone_id, optional)
def generateWithRequiredAndId(self,
do,
do_id,
parent_id,
zone_id,
optional=()):
do.do_id = do_id
self.doTable[do_id] = do
dg = do.dclass.ai_format_generate(do, do_id, parent_id, zone_id,
STATESERVERS_CHANNEL,
self.ourChannel, optional)
self.send(dg)
do.location = (parent_id, zone_id)
do.generate()
do.announceGenerate()
def createObjects(self):
self.registerForChannel(self.ourChannel)
from .Objects import ToontownDistrictAI, ToontownDistrictStatsAI, DistributedInGameNewsMgrAI, NewsManagerAI, FriendManagerAI
from .TimeManagerAI import TimeManagerAI
self.district = ToontownDistrictAI(self)
self.district.name = 'Nutty River'
self.generateWithRequired(self.district, OTP_DO_ID_TOONTOWN,
OTP_ZONE_ID_DISTRICTS)
post_remove = Datagram()
post_remove.add_server_control_header(CONTROL_ADD_POST_REMOVE)
post_remove.add_server_header([
STATESERVERS_CHANNEL,
], self.ourChannel, STATESERVER_SHARD_REST)
post_remove.add_channel(self.ourChannel)
self.send(post_remove)
dg = Datagram()
dg.add_server_header([STATESERVERS_CHANNEL], self.ourChannel,
STATESERVER_ADD_AI_RECV)
dg.add_uint32(self.district.do_id)
dg.add_channel(self.ourChannel)
self.send(dg)
stats = ToontownDistrictStatsAI(self)
stats.settoontownDistrictId(self.district.do_id)
self.generateWithRequired(stats, OTP_DO_ID_TOONTOWN,
OTP_ZONE_ID_DISTRICTS_STATS)
dg = Datagram()
dg.add_server_header([STATESERVERS_CHANNEL], self.ourChannel,
STATESERVER_ADD_AI_RECV)
dg.add_uint32(stats.do_id)
dg.add_channel(self.ourChannel)
self.send(dg)
self.timeManager = TimeManagerAI(self)
self.timeManager.generateWithRequired(OTP_ZONE_ID_MANAGEMENT)
self.ingameNewsMgr = DistributedInGameNewsMgrAI(self)
self.ingameNewsMgr.generateWithRequired(OTP_ZONE_ID_MANAGEMENT)
self.newsManager = NewsManagerAI(self)
self.newsManager.generateWithRequired(OTP_ZONE_ID_MANAGEMENT)
self.friendManager = FriendManagerAI(self)
self.friendManager.generateGlobalObject(OTP_ZONE_ID_MANAGEMENT)
self.loadZones()
self.district.b_setAvailable(True)
def loadZones(self):
from ai.hood.HoodDataAI import DDHoodAI, TTHoodAI, BRHoodAI, MMHoodAI, DGHoodAI, DLHoodAI
self.hoods = [
DDHoodAI(self),
TTHoodAI(self),
BRHoodAI(self),
MMHoodAI(self),
DGHoodAI(self),
DLHoodAI(self)
]
for hood in self.hoods:
print(f'{hood.__class__.__name__} starting up...')
hood.startup()
print('All zones loaded.')
def requestDelete(self, do):
dg = Datagram()
dg.add_server_header([do.do_id], self.ourChannel,
STATESERVER_OBJECT_DELETE_RAM)
dg.add_uint32(do.do_id)
self.send(dg)
@staticmethod
def getAvatarExitEvent(avId):
return 'do-deleted-%d' % avId
def allocateZone(self):
return self.zoneAllocator.allocate()
def deallocateZone(self, zone):
self.zoneAllocator.free(zone)
def getAvatarDisconnectReason(self, avId):
return self.timeManager.disconnectCodes.get(avId)
class HTTPRest(object):
"""
Primary class for handling GET/POST requests with Panda's HTTPClient object
"""
notify = directNotify.newCategory('http-rest')
def __init__(self):
self._http_client = HTTPClient()
max_http_requests = ConfigVariableInt('http-max-requests', 900).value
self._request_allocator = UniqueIdAllocator(0, max_http_requests)
self._poll_task = None
self._requests = {}
def setup(self):
"""
Performs setup operations on the http rest object
"""
self._poll_task = taskMgr.add(
self.__update, '%s-update-task' % self.__class__.__name__)
def __update(self, task):
"""
Performs update operations on the PandaHTTP instance
"""
for request_id in list(self._requests):
# Check that this id is still valid
if request_id not in self._requests:
continue
request = self._requests[request_id]
request.update()
return task.cont
def destroy(self):
"""
Performs destruction operations on the PandaHTTP instance
"""
if self._poll_task:
taskMgr.remove(self._poll_task)
for request_id in list(self._requests):
self.remove_request(request_id)
def remove_request(self, request_id):
"""
Removes the request id form the PandaHTTP request list
"""
if request_id not in self._requests:
return
self._request_allocator.free(request_id)
del self._requests[request_id]
def get_request_status(self, request_id):
"""
Returns the requests current status
"""
return not request_id in self._requests
def get_request(self, request_id):
"""
Returns the requested request if its present
"""
return self._requests.get(request_id, None)
def perform_get_request(self,
url,
headers={},
content_type=None,
callback=None):
"""
Performs an HTTP restful GET call and returns the request's unique itentifier
"""
self.notify.debug('Sending GET request: %s' % url)
request_channel = self._http_client.make_channel(True)
if content_type != None:
request_channel.set_content_type(content_type)
for header_key in headers:
header_value = headers[header_key]
request_channel.send_extra_header(header_key, header_value)
request_channel.begin_get_document(DocumentSpec(url))
ram_file = Ramfile()
request_channel.download_to_ram(ram_file, False)
request_id = self._request_allocator.allocate()
http_request = HTTPRequest(self, request_id, request_channel, ram_file,
callback)
self._requests[request_id] = http_request
return request_id
def perform_json_get_request(self, url, headers={}, callback=None):
"""
"""
def json_wrapper(data):
"""
Wraps the callback to automatically perform json.load
on the resulting data
"""
try:
data = json.loads(data)
except:
self.notify.warning('Received invalid JSON results: %s' % data)
callback(data)
return self.perform_get_request(url=url,
content_type='application/json',
headers=headers,
callback=json_wrapper)
def perform_post_request(self,
url,
headers={},
content_type=None,
post_body={},
callback=None):
"""
"""
self.notify.debug('Sending POST request: %s' % url)
request_channel = self._http_client.make_channel(True)
if content_type != None:
request_channel.set_content_type(content_type)
for header_key in headers:
header_value = headers[header_key]
request_channel.send_extra_header(header_key, header_value)
post_body = json.dumps(post_body)
request_channel.begin_post_form(DocumentSpec(url), post_body)
ram_file = Ramfile()
request_channel.download_to_ram(ram_file, False)
request_id = self._request_allocator.allocate()
http_request = HTTPRequest(self, request_id, request_channel, ram_file,
callback)
self._requests[request_id] = http_request
return request_id
def perform_json_post_request(self,
url,
headers={},
post_body={},
callback=None):
"""
"""
def json_wrapper(data):
"""
Wraps the callback to automatically perform json.load
on the resulting data
"""
try:
data = json.loads(data)
except:
self.notify.warning('Received invalid JSON results: %s' % data)
callback(data)
return self.perform_post_request(url=url,
content_type='application/json',
headers=headers,
post_body=post_body,
callback=json_wrapper)
class CogInvasionAIRepository(CogInvasionInternalRepository):
notify = directNotify.newCategory("CogInvasionAIRepository")
def __init__(self, baseChannel, stateServerChannel):
CogInvasionInternalRepository.__init__(
self,
baseChannel,
stateServerChannel, [
'resources/phase_3/etc/direct.dc',
'resources/phase_3/etc/toon.dc'
],
dcSuffix='AI')
self.notify.setInfo(True)
self.district = None
self.zoneAllocator = UniqueIdAllocator(ZoneUtil.DynamicZonesBegin,
ZoneUtil.DynamicZonesEnd)
self.zoneDataStore = AIZoneDataStore()
self.hoods = {}
self.dnaStoreMap = {}
self.dnaDataMap = {}
self.districtNameMgr = self.generateGlobalObject(
DO_ID_DISTRICT_NAME_MANAGER, 'DistrictNameManager')
self.holidayMgr = self.generateGlobalObject(DO_ID_HOLIDAY_MANAGER,
'HolidayManager')
self.uin = self.generateGlobalObject(DO_ID_UNIQUE_INTEREST_NOTIFIER,
'UniqueInterestNotifier')
self.csm = self.generateGlobalObject(DO_ID_CLIENT_SERVICES_MANAGER,
'ClientServicesManager')
self.statsMgr = self.generateGlobalObject(DO_ID_STATS_MANAGER,
'StatsManager')
# Anything that is a DistributedAvatarAI (Toons, Suits, etc).
# This is a per-zone list of avatars.
self.avatars = {}
self.numAvatars = 0
self.battleZones = {}
if DO_SIMULATION:
self.zonePhysics = {}
self.bspLoader = BSPLoader()
self.bspLoader.setAi(True)
self.bspLoader.setMaterialsFile("phase_14/etc/materials.txt")
#self.bspLoader.setTextureContentsFile("phase_14/etc/texturecontents.txt")
#self.bspLoader.setServerEntityDispatcher(self)
self.bspLoader.read(
"phase_14/etc/sewer_entrance_room_indoors/sewer_entrance_room_indoors.bsp"
)
PhysicsUtils.makeBulletCollFromGeoms(self.bspLoader.getResult(),
enableNow=False)
def getBattleZone(self, zoneId):
return self.battleZones.get(zoneId, None)
def getPhysicsWorld(self, zoneId):
bz = self.getBattleZone(zoneId)
if bz:
return bz.physicsWorld
return None
def __update(self, task):
# Do a simulation of having battles going on
dt = globalClock.getDt()
# For each simulated battle zone
for zonePhysics in self.zonePhysics.values():
# How many suits are casting rays
numSuits = 15 #random.randint(4, 15)
zonePhysics.doPhysics(dt, 1, 0.016)
for i in xrange(numSuits):
zonePhysics.rayTestClosest((0, 0, 0), (0, 20, 0))
return task.cont
def addAvatar(self, avatar, zoneId=None):
if zoneId is None:
if hasattr(avatar, 'getZoneId'):
zoneId = avatar.getZoneId()
else:
zoneId = avatar.zoneId
if not zoneId in self.avatars:
self.avatars[zoneId] = []
self.avatars[zoneId].append(avatar)
self.numAvatars += 1
if zoneId in self.battleZones:
print "Adding avatar to battle zone at {0}".format(zoneId)
avatar.battleZone = self.battleZones[zoneId]
avatar.addToPhysicsWorld(avatar.battleZone.physicsWorld)
if DO_SIMULATION:
# Setup simulation physics environment for each
# zone, we will pretend they are battle zones
if zoneId not in self.zonePhysics:
print "Making phys world in zone {0}".format(zoneId)
physicsWorld = BulletWorld()
# Panda units are in feet, so the gravity is 32 feet per second,
# not 9.8 meters per second.
physicsWorld.setGravity(Vec3(0, 0, -32.1740))
# Add the static collision world (worldspawn faces)
PhysicsUtils.attachBulletNodes(self.bspLoader.getResult(),
physicsWorld)
# Add objects that would be dynamic
# (Avatar capsules, weapon collisions, door collisions, etc)
dynObjects = 50 #random.randint(15, 50)
for i in xrange(dynObjects):
box = BulletCapsuleShape(0.5, 1.0, ZUp)
rbnode = BulletRigidBodyNode("testrb")
rbnode.setKinematic(True)
rbnode.setDeactivationEnabled(True)
rbnode.setDeactivationTime(5.0)
rbnode.addShape(box, TransformState.makePos((0, 0, 0)))
NodePath(rbnode).setPos(random.uniform(-100, 100),
random.uniform(-100, 100),
random.uniform(-50, 50))
physicsWorld.attach(rbnode)
self.zonePhysics[zoneId] = physicsWorld
def removeAvatar(self, avatar):
removed = False
zoneOfAv = 0
for zoneId in self.avatars.keys():
if avatar in self.avatars[zoneId]:
self.avatars[zoneId].remove(avatar)
zoneOfAv = zoneId
removed = True
break
if removed:
self.numAvatars -= 1
if avatar.battleZone:
print "Removing avatar from battle zone at {0}".format(zoneOfAv)
avatar.removeFromPhysicsWorld(avatar.battleZone.physicsWorld)
avatar.battleZone = None
def handleCrash(self, e):
raise e
def gotDistrictName(self, name):
self.notify.info("This District will be called: %s" % name)
self.districtId = self.allocateChannel()
self.notify.info("Generating shard; id = %s" % self.districtId)
self.district = DistributedDistrictAI(self)
self.district.generateWithRequiredAndId(self.districtId,
self.getGameDoId(), 3)
self.notify.info("Claiming ownership; channel = %s" % self.districtId)
self.claimOwnership(self.districtId)
self.notify.info('Setting District name %s' % name)
self.district.b_setDistrictName(name)
self.district.b_setPopRecord(0)
self.notify.info("Generating time manager...")
self.timeManager = TimeManagerAI(self)
self.timeManager.generateWithRequired(2)
self.areas = [
TTHoodAI, BRHoodAI, DLHoodAI, MLHoodAI, DGHoodAI, DDHoodAI,
CTHoodAI, MGHoodAI
]
self.areaIndex = 0
taskMgr.add(self.makeAreasTask, 'makeAreasTask')
def makeAreasTask(self, task):
if self.areaIndex >= len(self.areas):
self.done()
return task.done
area = self.areas[self.areaIndex]
area(self)
self.areaIndex += 1
task.delayTime = 0.5
return task.again
def done(self):
self.notify.info("Setting shard available.")
self.district.b_setAvailable(1)
self.notify.info("Done.")
if DO_SIMULATION:
print "There are {0} avatars.".format(self.numAvatars)
print "There are {0} zones.".format(len(self.zonePhysics.keys()))
taskMgr.add(self.__update, "AIUpdate")
def noDistrictNames(self):
self.notify.error(
"Cannot create District: There are no available names!")
def handleConnected(self):
CogInvasionInternalRepository.handleConnected(self)
self.districtNameMgr.d_requestDistrictName()
self.holidayMgr.d_srvRequestHoliday()
def toonsAreInZone(self, zoneId):
numToons = 0
for obj in self.doId2do.values():
if obj.__class__.__name__ in ToonClasses:
if obj.zoneId == zoneId:
numToons += 1
return numToons > 0
def shutdown(self):
if DO_SIMULATION:
taskMgr.remove("AIUpdate")
for hood in self.hoods.values():
hood.shutdown()
if self.timeManager:
self.timeManager.requestDelete()
self.timeManager = None
if self.district:
self.district.b_setAvailable(0)
self.district.requestDelete()
def claimOwnership(self, channel):
dg = PyDatagram()
dg.addServerHeader(channel, self.ourChannel, STATESERVER_OBJECT_SET_AI)
dg.addChannel(self.ourChannel)
self.send(dg)
def allocateZone(self):
return self.zoneAllocator.allocate()
def deallocateZone(self, zone):
self.zoneAllocator.free(zone)
def getZoneDataStore(self):
return self.zoneDataStore
class CAHandler(PacketHandler, SocketHandler):
logger = Logger("ca_handler")
def __init__(self, port=None, host=6660):
self.active_clients = {}
self.allocate_channel = UniqueIdAllocator(1000000, 1999999)
PacketHandler.__init__(self)
SocketHandler.__init__(self, port, host)
self.configure()
def configure(self):
SocketHandler.connect_socket(self)
self.logger.info("handler online")
def setup_new_connection(self, connection):
channel = self.allocate_channel.allocate()
self.active_clients[channel] = connection
self.register_channel(channel)
def register_channel(self, channel):
dg = PyDatagram()
dg.addUint16(msg_types.CONTROL_SET_CHANNEL)
dg.addUint64(channel)
self.cWriter.send(dg, self.connection)
def unregister_channel(self, channel):
dg = PyDatagram()
dg.addUint16(msg_types.CONTROL_REMOVE_CHANNEL)
dg.addUint64(channel)
self.cWriter.send(dg, self.connection)
def handle_packet(self, dg):
connection = dg.getConnection()
dgi = PyDatagramIterator(dg)
msg = dgi.getUint16()
# begin handling messages here
if msg == msg_types.CLIENT_HEARTBEAT:
self.handle_client_heartbeat(dgi)
elif msg == msg_types.CLIENT_LOGIN_2:
self.handle_client_login(dgi, connection)
elif msg == msg_types.CLIENT_DISCONNECT:
self.handle_client_disconnect(dgi, connection)
else:
self.logger.warn("received unimplemented message type - %d" % msg)
def handle_client_heartbeat(self, dgi):
# TODO - handle and keep track of client heartbeats
self.logger.debug("received client heartbeat")
def handle_client_login(self, dgi, connection):
# TODO - dynamically set user info from the DBServer
token = dgi.getString()
self.logger.debug("logging in user %s" % token)
# TODO - sanity checks
serverVersion = dgi.getString()
hashVal = dgi.getInt32()
dg = PyDatagram()
dg.addUint16(msg_types.CLIENT_LOGIN_2_RESP)
dg.addUint8(0) # returnCode
dg.addString("") # errorString
# begin account details
dg.addString(token) # username
dg.addUint8(0) # secretChatAllowed
dg.addUint32(int(time.time())) # sec
dg.addUint32(int(time.clock())) # usec
dg.addUint8(1) # isPaid
self.cWriter.send(dg, connection)
def handle_client_disconnect(self, dgi, connection):
# TODO - unregister channels
self.logger.warn("client from %s has disconnected" % str(connection))
def test_inclusive_allocation():
allocator = UniqueIdAllocator(0, 0)
assert allocator.allocate() == 0
assert allocator.allocate() == IndexEnd
def __init__(self, uno_game):
self.game = uno_game
self.players = []
self.idAllocator = UniqueIdAllocator(1, 4)
class ClientRepository(ClientRepositoryBase):
"""
This is the open-source ClientRepository as provided by CMU. It
communicates with the ServerRepository in this same directory.
If you are looking for the VR Studio's implementation of the
client repository, look to OTPClientRepository (elsewhere).
"""
notify = DirectNotifyGlobal.directNotify.newCategory("ClientRepository")
# This is required by DoCollectionManager, even though it's not
# used by this implementation.
GameGlobalsId = 0
doNotDeallocateChannel = True
def __init__(self, dcFileNames = None, dcSuffix = '', connectMethod = None,
threadedNet = None):
ClientRepositoryBase.__init__(self, dcFileNames = dcFileNames, dcSuffix = dcSuffix, connectMethod = connectMethod, threadedNet = threadedNet)
self.setHandleDatagramsInternally(False)
base.finalExitCallbacks.append(self.shutdown)
# The doId allocator. The CMU LAN server may choose to
# send us a block of doIds. If it chooses to do so, then we
# may create objects, using those doIds.
self.doIdAllocator = None
self.doIdBase = 0
self.doIdLast = 0
# The doIdBase of the client message currently being
# processed.
self.currentSenderId = None
# Explicitly-requested interest zones.
self.interestZones = []
def handleSetDoIdrange(self, di):
self.doIdBase = di.getUint32()
self.doIdLast = self.doIdBase + di.getUint32()
self.doIdAllocator = UniqueIdAllocator(self.doIdBase, self.doIdLast - 1)
self.ourChannel = self.doIdBase
self.createReady()
def createReady(self):
# Now that we've got a doId range, we can safely generate new
# distributed objects.
messenger.send('createReady', taskChain = 'default')
messenger.send(self.uniqueName('createReady'), taskChain = 'default')
def handleRequestGenerates(self, di):
# When new clients join the zone of an object, they need to hear
# about it, so we send out all of our information about objects in
# that particular zone.
zone = di.getUint32()
for obj in self.doId2do.values():
if obj.zoneId == zone:
if (self.isLocalId(obj.doId)):
self.resendGenerate(obj)
def resendGenerate(self, obj):
""" Sends the generate message again for an already-generated
object, presumably to inform any newly-arrived clients of this
object's current state. """
# get the list of "ram" fields that aren't
# required. These are fields whose values should
# persist even if they haven't been received
# lately, so we have to re-broadcast these values
# in case the new client hasn't heard their latest
# values.
extraFields = []
for i in range(obj.dclass.getNumInheritedFields()):
field = obj.dclass.getInheritedField(i)
if field.hasKeyword('broadcast') and field.hasKeyword('ram') and not field.hasKeyword('required'):
if field.asMolecularField():
# It's a molecular field; this means
# we have to pack the components.
# Fortunately, we'll find those
# separately through the iteration, so
# we can ignore this field itself.
continue
extraFields.append(field.getName())
datagram = self.formatGenerate(obj, extraFields)
self.send(datagram)
def handleGenerate(self, di):
self.currentSenderId = di.getUint32()
zoneId = di.getUint32()
classId = di.getUint16()
doId = di.getUint32()
# Look up the dclass
dclass = self.dclassesByNumber[classId]
distObj = self.doId2do.get(doId)
if distObj and distObj.dclass == dclass:
# We've already got this object. Probably this is just a
# repeat-generate, synthesized for the benefit of someone
# else who just entered the zone. Accept the new updates,
# but don't make a formal generate.
assert(self.notify.debug("performing generate-update for %s %s" % (dclass.getName(), doId)))
dclass.receiveUpdateBroadcastRequired(distObj, di)
dclass.receiveUpdateOther(distObj, di)
return
assert(self.notify.debug("performing generate for %s %s" % (dclass.getName(), doId)))
dclass.startGenerate()
# Create a new distributed object, and put it in the dictionary
distObj = self.generateWithRequiredOtherFields(dclass, doId, di, 0, zoneId)
dclass.stopGenerate()
def allocateDoId(self):
""" Returns a newly-allocated doId. Call freeDoId() when the
object has been deleted. """
return self.doIdAllocator.allocate()
def reserveDoId(self, doId):
""" Removes the indicate doId from the available pool, as if
it had been explicitly allocated. You may pass it to
freeDoId() later if you wish. """
self.doIdAllocator.initialReserveId(doId)
return doId
def freeDoId(self, doId):
""" Returns a doId back into the free pool for re-use. """
assert self.isLocalId(doId)
self.doIdAllocator.free(doId)
def storeObjectLocation(self, object, parentId, zoneId):
# The CMU implementation doesn't use the DoCollectionManager
# much.
object.parentId = parentId
object.zoneId = zoneId
def createDistributedObject(self, className = None, distObj = None,
zoneId = 0, optionalFields = None,
doId = None, reserveDoId = False):
""" To create a DistributedObject, you must pass in either the
name of the object's class, or an already-created instance of
the class (or both). If you pass in just a class name (to the
className parameter), then a default instance of the object
will be created, with whatever parameters the default
constructor supplies. Alternatively, if you wish to create
some initial values different from the default, you can create
the instance yourself and supply it to the distObj parameter,
then that instance will be used instead. (It should be a
newly-created object, not one that has already been manifested
on the network or previously passed through
createDistributedObject.) In either case, the new
DistributedObject is returned from this method.
This method will issue the appropriate network commands to
make this object appear on all of the other clients.
You should supply an initial zoneId in which to manifest the
object. The fields marked "required" or "ram" will be
broadcast to all of the other clients; if you wish to
broadcast additional field values at this time as well, pass a
list of field names in the optionalFields parameters.
Normally, doId is None, to mean allocate a new doId for the
object. If you wish to use a particular doId, pass it in
here. If you also pass reserveDoId = True, this doId will be
reserved from the allocation pool using self.reserveDoId().
You are responsible for ensuring this doId falls within the
client's allowable doId range and has not already been
assigned to another object. """
if not className:
if not distObj:
self.notify.error("Must specify either a className or a distObj.")
className = distObj.__class__.__name__
if doId is None:
doId = self.allocateDoId()
elif reserveDoId:
self.reserveDoId(doId)
dclass = self.dclassesByName.get(className)
if not dclass:
self.notify.error("Unknown distributed class: %s" % (distObj.__class__))
classDef = dclass.getClassDef()
if classDef == None:
self.notify.error("Could not create an undefined %s object." % (
dclass.getName()))
if not distObj:
distObj = classDef(self)
if not isinstance(distObj, classDef):
self.notify.error("Object %s is not an instance of %s" % (distObj.__class__.__name__, classDef.__name__))
distObj.dclass = dclass
distObj.doId = doId
self.doId2do[doId] = distObj
distObj.generateInit()
distObj._retrieveCachedData()
distObj.generate()
distObj.setLocation(0, zoneId)
distObj.announceGenerate()
datagram = self.formatGenerate(distObj, optionalFields)
self.send(datagram)
return distObj
def formatGenerate(self, distObj, extraFields):
""" Returns a datagram formatted for sending the generate message for the indicated object. """
return distObj.dclass.clientFormatGenerateCMU(distObj, distObj.doId, distObj.zoneId, extraFields)
def sendDeleteMsg(self, doId):
datagram = PyDatagram()
datagram.addUint16(OBJECT_DELETE_CMU)
datagram.addUint32(doId)
self.send(datagram)
def sendDisconnect(self):
if self.isConnected():
# Tell the game server that we're going:
datagram = PyDatagram()
# Add message type
datagram.addUint16(CLIENT_DISCONNECT_CMU)
# Send the message
self.send(datagram)
self.notify.info("Sent disconnect message to server")
self.disconnect()
self.stopHeartbeat()
def setInterestZones(self, interestZoneIds):
""" Changes the set of zones that this particular client is
interested in hearing about. """
datagram = PyDatagram()
# Add message type
datagram.addUint16(CLIENT_SET_INTEREST_CMU)
for zoneId in interestZoneIds:
datagram.addUint32(zoneId)
# send the message
self.send(datagram)
self.interestZones = interestZoneIds[:]
def setObjectZone(self, distObj, zoneId):
""" Moves the object into the indicated zone. """
distObj.b_setLocation(0, zoneId)
assert distObj.zoneId == zoneId
# Tell all of the clients monitoring the new zone that we've
# arrived.
self.resendGenerate(distObj)
def sendSetLocation(self, doId, parentId, zoneId):
datagram = PyDatagram()
datagram.addUint16(OBJECT_SET_ZONE_CMU)
datagram.addUint32(doId)
datagram.addUint32(zoneId)
self.send(datagram)
def sendHeartbeat(self):
datagram = PyDatagram()
# Add message type
datagram.addUint16(CLIENT_HEARTBEAT_CMU)
# Send it!
self.send(datagram)
self.lastHeartbeat = globalClock.getRealTime()
# This is important enough to consider flushing immediately
# (particularly if we haven't run readerPollTask recently).
self.considerFlush()
def isLocalId(self, doId):
""" Returns true if this doId is one that we're the owner of,
false otherwise. """
return ((doId >= self.doIdBase) and (doId < self.doIdLast))
def haveCreateAuthority(self):
""" Returns true if this client has been assigned a range of
doId's it may use to create objects, false otherwise. """
return (self.doIdLast > self.doIdBase)
def getAvatarIdFromSender(self):
""" Returns the doIdBase of the client that originally sent
the current update message. This is only defined when
processing an update message or a generate message. """
return self.currentSenderId
def handleDatagram(self, di):
if self.notify.getDebug():
print "ClientRepository received datagram:"
di.getDatagram().dumpHex(ostream)
msgType = self.getMsgType()
self.currentSenderId = None
# These are the sort of messages we may expect from the public
# Panda server.
if msgType == SET_DOID_RANGE_CMU:
self.handleSetDoIdrange(di)
elif msgType == OBJECT_GENERATE_CMU:
self.handleGenerate(di)
elif msgType == OBJECT_UPDATE_FIELD_CMU:
self.handleUpdateField(di)
elif msgType == OBJECT_DISABLE_CMU:
self.handleDisable(di)
elif msgType == OBJECT_DELETE_CMU:
self.handleDelete(di)
elif msgType == REQUEST_GENERATES_CMU:
self.handleRequestGenerates(di)
else:
self.handleMessageType(msgType, di)
# If we're processing a lot of datagrams within one frame, we
# may forget to send heartbeats. Keep them coming!
self.considerHeartbeat()
def handleMessageType(self, msgType, di):
self.notify.error("unrecognized message type %s" % (msgType))
def handleUpdateField(self, di):
# The CMU update message starts with an additional field, not
# present in the Disney update message: the doIdBase of the
# original sender. Extract that and call up to the parent.
self.currentSenderId = di.getUint32()
ClientRepositoryBase.handleUpdateField(self, di)
def handleDisable(self, di):
# Receives a list of doIds.
while di.getRemainingSize() > 0:
doId = di.getUint32()
# We should never get a disable message for our own object.
assert not self.isLocalId(doId)
self.disableDoId(doId)
def handleDelete(self, di):
# Receives a single doId.
doId = di.getUint32()
self.deleteObject(doId)
def deleteObject(self, doId):
"""
Removes the object from the client's view of the world. This
should normally not be called directly except in the case of
error recovery, since the server will normally be responsible
for deleting and disabling objects as they go out of scope.
After this is called, future updates by server on this object
will be ignored (with a warning message). The object will
become valid again the next time the server sends a generate
message for this doId.
This is not a distributed message and does not delete the
object on the server or on any other client.
"""
if doId in self.doId2do:
# If it is in the dictionary, remove it.
obj = self.doId2do[doId]
# Remove it from the dictionary
del self.doId2do[doId]
# Disable, announce, and delete the object itself...
# unless delayDelete is on...
obj.deleteOrDelay()
if self.isLocalId(doId):
self.freeDoId(doId)
elif self.cache.contains(doId):
# If it is in the cache, remove it.
self.cache.delete(doId)
if self.isLocalId(doId):
self.freeDoId(doId)
else:
# Otherwise, ignore it
self.notify.warning(
"Asked to delete non-existent DistObj " + str(doId))
def stopTrackRequestDeletedDO(self, *args):
# No-op. Not entirely sure what this does on the VR Studio side.
pass
def sendUpdate(self, distObj, fieldName, args):
""" Sends a normal update for a single field. """
dg = distObj.dclass.clientFormatUpdate(
fieldName, distObj.doId, args)
self.send(dg)
def sendUpdateToChannel(self, distObj, channelId, fieldName, args):
""" Sends a targeted update of a single field to a particular
client. The top 32 bits of channelId is ignored; the lower 32
bits should be the client Id of the recipient (i.e. the
client's doIdbase). The field update will be sent to the
indicated client only. The field must be marked clsend or
p2p, and may not be marked broadcast. """
datagram = distObj.dclass.clientFormatUpdate(
fieldName, distObj.doId, args)
dgi = PyDatagramIterator(datagram)
# Reformat the packed datagram to change the message type and
# add the target id.
dgi.getUint16()
dg = PyDatagram()
dg.addUint16(CLIENT_OBJECT_UPDATE_FIELD_TARGETED_CMU)
dg.addUint32(channelId & 0xffffffff)
dg.appendData(dgi.getRemainingBytes())
self.send(dg)
