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1/*
2Copyright (c) OpenSim project, http://osgrid.org/
3*
4* Redistribution and use in source and binary forms, with or without
5* modification, are permitted provided that the following conditions are met:
6* * Redistributions of source code must retain the above copyright
7* notice, this list of conditions and the following disclaimer.
8* * Redistributions in binary form must reproduce the above copyright
9* notice, this list of conditions and the following disclaimer in the
10* documentation and/or other materials provided with the distribution.
11* * Neither the name of the <organization> nor the
12* names of its contributors may be used to endorse or promote products
13* derived from this software without specific prior written permission.
14*
15* THIS SOFTWARE IS PROVIDED BY <copyright holder> ``AS IS'' AND ANY
16* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
17* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18* DISCLAIMED. IN NO EVENT SHALL <copyright holder> BE LIABLE FOR ANY
19* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
20* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
21* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
22* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
24* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25*/
26
27using System;
28using System.Collections;
29using System.Collections.Generic;
30using libsecondlife;
31using libsecondlife.Packets;
32using Nwc.XmlRpc;
33using System.Net;
34using System.Net.Sockets;
35using System.IO;
36using System.Threading;
37using System.Timers;
38using OpenSim.Framework.Interfaces;
39using OpenSim.Framework.Types;
40using OpenSim.Framework.Inventory;
41using OpenSim.Framework.Utilities;
42using OpenSim.world;
43using OpenSim.Assets;
44
45namespace OpenSim
46{
47 public delegate bool PacketMethod(ClientView simClient, Packet packet);
48
49 /// <summary>
50 /// Handles new client connections
51 /// Constructor takes a single Packet and authenticates everything
52 /// </summary>
53 public partial class ClientView : ClientViewBase
54 {
55 public LLUUID AgentID;
56 public LLUUID SessionID;
57 public LLUUID SecureSessionID = LLUUID.Zero;
58 public bool m_child;
59 public world.Avatar ClientAvatar;
60 private UseCircuitCodePacket cirpack;
61 public Thread ClientThread;
62 public LLVector3 startpos;
63
64 private AgentAssetUpload UploadAssets;
65 private LLUUID newAssetFolder = LLUUID.Zero;
66 private bool debug = false;
67 private World m_world;
68 private Dictionary<uint, ClientView> m_clientThreads;
69 private AssetCache m_assetCache;
70 private IGridServer m_gridServer;
71 private IUserServer m_userServer = null;
72 private InventoryCache m_inventoryCache;
73 public bool m_sandboxMode;
74 private int cachedtextureserial = 0;
75 private RegionInfo m_regionData;
76 protected AuthenticateSessionsBase m_authenticateSessionsHandler;
77
78 protected static Dictionary<PacketType, PacketMethod> PacketHandlers = new Dictionary<PacketType, PacketMethod>(); //Global/static handlers for all clients
79
80 protected Dictionary<PacketType, PacketMethod> m_packetHandlers = new Dictionary<PacketType, PacketMethod>(); //local handlers for this instance
81
82 public IUserServer UserServer
83 {
84 set
85 {
86 this.m_userServer = value;
87 }
88 }
89
90 public ClientView(EndPoint remoteEP, UseCircuitCodePacket initialcirpack, World world, Dictionary<uint, ClientView> clientThreads, AssetCache assetCache, IGridServer gridServer, OpenSimNetworkHandler application, InventoryCache inventoryCache, bool sandboxMode, bool child, RegionInfo regionDat, AuthenticateSessionsBase authenSessions)
91 {
92 m_world = world;
93 m_clientThreads = clientThreads;
94 m_assetCache = assetCache;
95 m_gridServer = gridServer;
96 m_networkServer = application;
97 m_inventoryCache = inventoryCache;
98 m_sandboxMode = sandboxMode;
99 m_child = child;
100 m_regionData = regionDat;
101 m_authenticateSessionsHandler = authenSessions;
102
103 OpenSim.Framework.Console.MainConsole.Instance.WriteLine(OpenSim.Framework.Console.LogPriority.LOW, "OpenSimClient.cs - Started up new client thread to handle incoming request");
104 cirpack = initialcirpack;
105 userEP = remoteEP;
106
107 if (m_gridServer.GetName() == "Remote")
108 {
109 this.m_child = m_authenticateSessionsHandler.GetAgentChildStatus(initialcirpack.CircuitCode.Code);
110 this.startpos = m_authenticateSessionsHandler.GetPosition(initialcirpack.CircuitCode.Code);
111 //Console.WriteLine("start pos is " + this.startpos.X + " , " + this.startpos.Y + " , " + this.startpos.Z);
112 }
113 else
114 {
115 this.startpos = new LLVector3(128, 128, m_world.Terrain[(int)128, (int)128] + 15.0f); // new LLVector3(128.0f, 128.0f, 60f);
116 }
117
118 PacketQueue = new BlockingQueue<QueItem>();
119
120 this.UploadAssets = new AgentAssetUpload(this, m_assetCache, m_inventoryCache);
121 AckTimer = new System.Timers.Timer(500);
122 AckTimer.Elapsed += new ElapsedEventHandler(AckTimer_Elapsed);
123 AckTimer.Start();
124
125 this.RegisterLocalPacketHandlers();
126
127 ClientThread = new Thread(new ThreadStart(AuthUser));
128 ClientThread.IsBackground = true;
129 ClientThread.Start();
130 }
131
132 # region Client Methods
133 public void UpgradeClient()
134 {
135 OpenSim.Framework.Console.MainConsole.Instance.WriteLine(OpenSim.Framework.Console.LogPriority.LOW, "SimClient.cs:UpgradeClient() - upgrading child to full agent");
136 this.m_child = false;
137 this.m_world.RemoveViewerAgent(this);
138 if (!this.m_sandboxMode)
139 {
140 this.startpos = m_authenticateSessionsHandler.GetPosition(CircuitCode);
141 m_authenticateSessionsHandler.UpdateAgentChildStatus(CircuitCode, false);
142 //Console.WriteLine("upgrade start pos is " + this.startpos.X + " , " + this.startpos.Y + " , " + this.startpos.Z);
143 }
144 this.InitNewClient();
145 }
146
147 public void DowngradeClient()
148 {
149 OpenSim.Framework.Console.MainConsole.Instance.WriteLine(OpenSim.Framework.Console.LogPriority.LOW, "SimClient.cs:UpgradeClient() - changing full agent to child");
150 this.m_child = true;
151 this.m_world.RemoveViewerAgent(this);
152 this.m_world.AddViewerAgent(this);
153 }
154
155 public void KillClient()
156 {
157 KillObjectPacket kill = new KillObjectPacket();
158 kill.ObjectData = new KillObjectPacket.ObjectDataBlock[1];
159 kill.ObjectData[0] = new KillObjectPacket.ObjectDataBlock();
160 kill.ObjectData[0].ID = this.ClientAvatar.localid;
161 foreach (ClientView client in m_clientThreads.Values)
162 {
163 client.OutPacket(kill);
164 }
165 if (this.m_userServer != null)
166 {
167 this.m_inventoryCache.ClientLeaving(this.AgentID, this.m_userServer);
168 }
169 else
170 {
171 this.m_inventoryCache.ClientLeaving(this.AgentID, null);
172 }
173
174 m_world.RemoveViewerAgent(this);
175
176 m_clientThreads.Remove(this.CircuitCode);
177 m_networkServer.RemoveClientCircuit(this.CircuitCode);
178 this.ClientThread.Abort();
179 }
180 #endregion
181
182 # region Packet Handling
183 public static bool AddPacketHandler(PacketType packetType, PacketMethod handler)
184 {
185 bool result = false;
186 lock (PacketHandlers)
187 {
188 if (!PacketHandlers.ContainsKey(packetType))
189 {
190 PacketHandlers.Add(packetType, handler);
191 result = true;
192 }
193 }
194 return result;
195 }
196
197 public bool AddLocalPacketHandler(PacketType packetType, PacketMethod handler)
198 {
199 bool result = false;
200 lock (m_packetHandlers)
201 {
202 if (!m_packetHandlers.ContainsKey(packetType))
203 {
204 m_packetHandlers.Add(packetType, handler);
205 result = true;
206 }
207 }
208 return result;
209 }
210
211 protected virtual bool ProcessPacketMethod(Packet packet)
212 {
213 bool result = false;
214 bool found = false;
215 PacketMethod method;
216 if (m_packetHandlers.TryGetValue(packet.Type, out method))
217 {
218 //there is a local handler for this packet type
219 result = method(this, packet);
220 }
221 else
222 {
223 //there is not a local handler so see if there is a Global handler
224 lock (PacketHandlers)
225 {
226 found = PacketHandlers.TryGetValue(packet.Type, out method);
227 }
228 if (found)
229 {
230 result = method(this, packet);
231 }
232 }
233 return result;
234 }
235
236 # endregion
237
238 protected virtual void ClientLoop()
239 {
240 OpenSim.Framework.Console.MainConsole.Instance.WriteLine(OpenSim.Framework.Console.LogPriority.LOW, "OpenSimClient.cs:ClientLoop() - Entered loop");
241 while (true)
242 {
243 QueItem nextPacket = PacketQueue.Dequeue();
244 if (nextPacket.Incoming)
245 {
246 //is a incoming packet
247 ProcessInPacket(nextPacket.Packet);
248 }
249 else
250 {
251 //is a out going packet
252 ProcessOutPacket(nextPacket.Packet);
253 }
254 }
255 }
256
257 # region Setup
258
259 protected virtual void InitNewClient()
260 {
261 OpenSim.Framework.Console.MainConsole.Instance.WriteLine(OpenSim.Framework.Console.LogPriority.LOW, "OpenSimClient.cs:InitNewClient() - Adding viewer agent to world");
262
263 m_world.AddViewerAgent(this);
264 world.Entity tempent = m_world.Entities[this.AgentID];
265
266 this.ClientAvatar = (world.Avatar)tempent;
267 }
268
269 protected virtual void AuthUser()
270 {
271 // AuthenticateResponse sessionInfo = m_gridServer.AuthenticateSession(cirpack.CircuitCode.SessionID, cirpack.CircuitCode.ID, cirpack.CircuitCode.Code);
272 AuthenticateResponse sessionInfo = this.m_networkServer.AuthenticateSession(cirpack.CircuitCode.SessionID, cirpack.CircuitCode.ID, cirpack.CircuitCode.Code);
273 if (!sessionInfo.Authorised)
274 {
275 //session/circuit not authorised
276 OpenSim.Framework.Console.MainConsole.Instance.WriteLine(OpenSim.Framework.Console.LogPriority.NORMAL, "OpenSimClient.cs:AuthUser() - New user request denied to " + userEP.ToString());
277 ClientThread.Abort();
278 }
279 else
280 {
281 OpenSim.Framework.Console.MainConsole.Instance.WriteLine(OpenSim.Framework.Console.LogPriority.NORMAL, "OpenSimClient.cs:AuthUser() - Got authenticated connection from " + userEP.ToString());
282 //session is authorised
283 this.AgentID = cirpack.CircuitCode.ID;
284 this.SessionID = cirpack.CircuitCode.SessionID;
285 this.CircuitCode = cirpack.CircuitCode.Code;
286 InitNewClient(); //shouldn't be called here as we might be a child agent and not want a full avatar
287 this.ClientAvatar.firstname = sessionInfo.LoginInfo.First;
288 this.ClientAvatar.lastname = sessionInfo.LoginInfo.Last;
289 if (sessionInfo.LoginInfo.SecureSession != LLUUID.Zero)
290 {
291 this.SecureSessionID = sessionInfo.LoginInfo.SecureSession;
292 }
293
294 // Create Inventory, currently only works for sandbox mode
295 if (m_sandboxMode)
296 {
297 this.SetupInventory(sessionInfo);
298 }
299
300 ClientLoop();
301 }
302 }
303 # endregion
304
305
306 protected override void KillThread()
307 {
308 this.ClientThread.Abort();
309 }
310
311 #region World/Avatar To Viewer Methods
312
313 public void SendChatMessage(byte[] message, byte type, LLVector3 fromPos, string fromName, LLUUID fromAgentID)
314 {
315 System.Text.Encoding enc = System.Text.Encoding.ASCII;
316 libsecondlife.Packets.ChatFromSimulatorPacket reply = new ChatFromSimulatorPacket();
317 reply.ChatData.Audible = 1;
318 reply.ChatData.Message = message;
319 reply.ChatData.ChatType = type;
320 reply.ChatData.SourceType = 1;
321 reply.ChatData.Position = fromPos;
322 reply.ChatData.FromName = enc.GetBytes(fromName + "\0");
323 reply.ChatData.OwnerID = fromAgentID;
324 reply.ChatData.SourceID = fromAgentID;
325
326 this.OutPacket(reply);
327 }
328 #endregion
329
330 #region Inventory Creation
331 private void SetupInventory(AuthenticateResponse sessionInfo)
332 {
333 AgentInventory inventory = null;
334 if (sessionInfo.LoginInfo.InventoryFolder != null)
335 {
336 inventory = this.CreateInventory(sessionInfo.LoginInfo.InventoryFolder);
337 if (sessionInfo.LoginInfo.BaseFolder != null)
338 {
339 if (!inventory.HasFolder(sessionInfo.LoginInfo.BaseFolder))
340 {
341 m_inventoryCache.CreateNewInventoryFolder(this, sessionInfo.LoginInfo.BaseFolder);
342 }
343 this.newAssetFolder = sessionInfo.LoginInfo.BaseFolder;
344 AssetBase[] inventorySet = m_assetCache.CreateNewInventorySet(this.AgentID);
345 if (inventorySet != null)
346 {
347 for (int i = 0; i < inventorySet.Length; i++)
348 {
349 if (inventorySet[i] != null)
350 {
351 m_inventoryCache.AddNewInventoryItem(this, sessionInfo.LoginInfo.BaseFolder, inventorySet[i]);
352 }
353 }
354 }
355 }
356 }
357 }
358 private AgentInventory CreateInventory(LLUUID baseFolder)
359 {
360 AgentInventory inventory = null;
361 if (this.m_userServer != null)
362 {
363 // a user server is set so request the inventory from it
364 Console.WriteLine("getting inventory from user server");
365 inventory = m_inventoryCache.FetchAgentsInventory(this.AgentID, m_userServer);
366 }
367 else
368 {
369 inventory = new AgentInventory();
370 inventory.AgentID = this.AgentID;
371 inventory.CreateRootFolder(this.AgentID, false);
372 m_inventoryCache.AddNewAgentsInventory(inventory);
373 m_inventoryCache.CreateNewInventoryFolder(this, baseFolder);
374 }
375 return inventory;
376 }
377
378 private void CreateInventoryItem(CreateInventoryItemPacket packet)
379 {
380 if (!(packet.InventoryBlock.Type == 3 || packet.InventoryBlock.Type == 7))
381 {
382 System.Console.WriteLine("Attempted to create " + Util.FieldToString(packet.InventoryBlock.Name) + " in inventory. Unsupported type");
383 return;
384 }
385
386 //lets try this out with creating a notecard
387 AssetBase asset = new AssetBase();
388
389 asset.Name = Util.FieldToString(packet.InventoryBlock.Name);
390 asset.Description = Util.FieldToString(packet.InventoryBlock.Description);
391 asset.InvType = packet.InventoryBlock.InvType;
392 asset.Type = packet.InventoryBlock.Type;
393 asset.FullID = LLUUID.Random();
394
395 switch (packet.InventoryBlock.Type)
396 {
397 case 7: // Notecard
398 asset.Data = new byte[0];
399 break;
400
401 case 3: // Landmark
402 String content;
403 content = "Landmark version 2\n";
404 content += "region_id " + m_regionData.SimUUID + "\n";
405 String strPos = String.Format("%.2f %.2f %.2f>",
406 this.ClientAvatar.Pos.X,
407 this.ClientAvatar.Pos.Y,
408 this.ClientAvatar.Pos.Z);
409 content += "local_pos " + strPos + "\n";
410 asset.Data = (new System.Text.ASCIIEncoding()).GetBytes(content);
411 break;
412 default:
413 break;
414 }
415 m_assetCache.AddAsset(asset);
416 m_inventoryCache.AddNewInventoryItem(this, packet.InventoryBlock.FolderID, asset);
417 }
418 #endregion
419
420 }
421}
generated by cgit v1.1 at 2024-09-24 10:19:13 +0000