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-rw-r--r--OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs1016
1 files changed, 508 insertions, 508 deletions
diff --git a/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs b/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs
index b5ace50..95510e1 100644
--- a/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs
+++ b/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs
@@ -1,509 +1,509 @@
1/* 1/*
2 * Copyright (c) Contributors, http://opensimulator.org/ 2 * Copyright (c) Contributors, http://opensimulator.org/
3 * See CONTRIBUTORS.TXT for a full list of copyright holders. 3 * See CONTRIBUTORS.TXT for a full list of copyright holders.
4 * 4 *
5 * Redistribution and use in source and binary forms, with or without 5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met: 6 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright 7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer. 8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright 9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the 10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution. 11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the OpenSim Project nor the 12 * * Neither the name of the OpenSim Project nor the
13 * names of its contributors may be used to endorse or promote products 13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission. 14 * derived from this software without specific prior written permission.
15 * 15 *
16 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY 16 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY 19 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */ 26 */
27 27
28using System; 28using System;
29using System.Collections.Generic; 29using System.Collections.Generic;
30using System.Net; 30using System.Net;
31using System.Net.Sockets; 31using System.Net.Sockets;
32using System.Reflection; 32using System.Reflection;
33using libsecondlife.Packets; 33using libsecondlife.Packets;
34using log4net; 34using log4net;
35using OpenSim.Framework; 35using OpenSim.Framework;
36using OpenSim.Framework.Communications.Cache; 36using OpenSim.Framework.Communications.Cache;
37using OpenSim.Region.ClientStack.LindenUDP; 37using OpenSim.Region.ClientStack.LindenUDP;
38using OpenSim.Region.Environment.Scenes; 38using OpenSim.Region.Environment.Scenes;
39 39
40namespace OpenSim.Region.ClientStack.LindenUDP 40namespace OpenSim.Region.ClientStack.LindenUDP
41{ 41{
42 public class LLUDPServer : LLClientStackNetworkHandler, IClientNetworkServer 42 public class LLUDPServer : LLClientStackNetworkHandler, IClientNetworkServer
43 { 43 {
44 private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); 44 private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
45 45
46 protected Dictionary<EndPoint, uint> clientCircuits = new Dictionary<EndPoint, uint>(); 46 protected Dictionary<EndPoint, uint> clientCircuits = new Dictionary<EndPoint, uint>();
47 public Dictionary<uint, EndPoint> clientCircuits_reverse = new Dictionary<uint, EndPoint>(); 47 public Dictionary<uint, EndPoint> clientCircuits_reverse = new Dictionary<uint, EndPoint>();
48 protected Dictionary<uint, EndPoint> proxyCircuits = new Dictionary<uint, EndPoint>(); 48 protected Dictionary<uint, EndPoint> proxyCircuits = new Dictionary<uint, EndPoint>();
49 private Socket m_socket; 49 private Socket m_socket;
50 protected IPEndPoint ServerIncoming; 50 protected IPEndPoint ServerIncoming;
51 protected byte[] RecvBuffer = new byte[4096]; 51 protected byte[] RecvBuffer = new byte[4096];
52 protected byte[] ZeroBuffer = new byte[8192]; 52 protected byte[] ZeroBuffer = new byte[8192];
53 protected IPEndPoint ipeSender; 53 protected IPEndPoint ipeSender;
54 protected EndPoint epSender; 54 protected EndPoint epSender;
55 protected EndPoint epProxy; 55 protected EndPoint epProxy;
56 protected int proxyPortOffset; 56 protected int proxyPortOffset;
57 protected AsyncCallback ReceivedData; 57 protected AsyncCallback ReceivedData;
58 protected LLPacketServer m_packetServer; 58 protected LLPacketServer m_packetServer;
59 protected Location m_location; 59 protected Location m_location;
60 60
61 protected uint listenPort; 61 protected uint listenPort;
62 protected bool Allow_Alternate_Port; 62 protected bool Allow_Alternate_Port;
63 protected IPAddress listenIP = IPAddress.Parse("0.0.0.0"); 63 protected IPAddress listenIP = IPAddress.Parse("0.0.0.0");
64 protected IScene m_localScene; 64 protected IScene m_localScene;
65 protected AssetCache m_assetCache; 65 protected AssetCache m_assetCache;
66 protected AgentCircuitManager m_authenticateSessionsClass; 66 protected AgentCircuitManager m_authenticateSessionsClass;
67 67
68 public LLPacketServer PacketServer 68 public LLPacketServer PacketServer
69 { 69 {
70 get { return m_packetServer; } 70 get { return m_packetServer; }
71 set { m_packetServer = value; } 71 set { m_packetServer = value; }
72 } 72 }
73 73
74 public IScene LocalScene 74 public IScene LocalScene
75 { 75 {
76 set 76 set
77 { 77 {
78 m_localScene = value; 78 m_localScene = value;
79 m_packetServer.LocalScene = m_localScene; 79 m_packetServer.LocalScene = m_localScene;
80 m_location = new Location(m_localScene.RegionInfo.RegionHandle); 80 m_location = new Location(m_localScene.RegionInfo.RegionHandle);
81 } 81 }
82 } 82 }
83 83
84 public ulong RegionHandle 84 public ulong RegionHandle
85 { 85 {
86 get { return m_location.RegionHandle; } 86 get { return m_location.RegionHandle; }
87 } 87 }
88 88
89 Socket IClientNetworkServer.Server 89 Socket IClientNetworkServer.Server
90 { 90 {
91 get { return m_socket; } 91 get { return m_socket; }
92 } 92 }
93 93
94 public bool HandlesRegion(Location x) 94 public bool HandlesRegion(Location x)
95 { 95 {
96 return x == m_location; 96 return x == m_location;
97 } 97 }
98 98
99 public void AddScene(Scene x) 99 public void AddScene(Scene x)
100 { 100 {
101 LocalScene = x; 101 LocalScene = x;
102 } 102 }
103 103
104 public void Start() 104 public void Start()
105 { 105 {
106 ServerListener(); 106 ServerListener();
107 } 107 }
108 108
109 public void Stop() 109 public void Stop()
110 { 110 {
111 m_socket.Close(); 111 m_socket.Close();
112 } 112 }
113 113
114 public LLUDPServer() 114 public LLUDPServer()
115 { 115 {
116 } 116 }
117 117
118 public LLUDPServer(IPAddress _listenIP, ref uint port, int proxyPortOffset, bool allow_alternate_port, AssetCache assetCache, AgentCircuitManager authenticateClass) 118 public LLUDPServer(IPAddress _listenIP, ref uint port, int proxyPortOffset, bool allow_alternate_port, AssetCache assetCache, AgentCircuitManager authenticateClass)
119 { 119 {
120 this.proxyPortOffset = proxyPortOffset; 120 this.proxyPortOffset = proxyPortOffset;
121 listenPort = (uint) (port + proxyPortOffset); 121 listenPort = (uint) (port + proxyPortOffset);
122 listenIP = _listenIP; 122 listenIP = _listenIP;
123 Allow_Alternate_Port = allow_alternate_port; 123 Allow_Alternate_Port = allow_alternate_port;
124 m_assetCache = assetCache; 124 m_assetCache = assetCache;
125 m_authenticateSessionsClass = authenticateClass; 125 m_authenticateSessionsClass = authenticateClass;
126 CreatePacketServer(); 126 CreatePacketServer();
127 127
128 // Return new port 128 // Return new port
129 // This because in Grid mode it is not really important what port the region listens to as long as it is correctly registered. 129 // This because in Grid mode it is not really important what port the region listens to as long as it is correctly registered.
130 // So the option allow_alternate_ports="true" was added to default.xml 130 // So the option allow_alternate_ports="true" was added to default.xml
131 port = (uint)(listenPort - proxyPortOffset); 131 port = (uint)(listenPort - proxyPortOffset);
132 } 132 }
133 133
134 protected virtual void CreatePacketServer() 134 protected virtual void CreatePacketServer()
135 { 135 {
136 LLPacketServer packetServer = new LLPacketServer(this); 136 LLPacketServer packetServer = new LLPacketServer(this);
137 } 137 }
138 138
139 protected virtual void OnReceivedData(IAsyncResult result) 139 protected virtual void OnReceivedData(IAsyncResult result)
140 { 140 {
141 ipeSender = new IPEndPoint(listenIP, 0); 141 ipeSender = new IPEndPoint(listenIP, 0);
142 epSender = (EndPoint) ipeSender; 142 epSender = (EndPoint) ipeSender;
143 Packet packet = null; 143 Packet packet = null;
144 144
145 int numBytes = 1; 145 int numBytes = 1;
146 146
147 try 147 try
148 { 148 {
149 numBytes = m_socket.EndReceiveFrom(result, ref epSender); 149 numBytes = m_socket.EndReceiveFrom(result, ref epSender);
150 } 150 }
151 catch (SocketException e) 151 catch (SocketException e)
152 { 152 {
153 // TODO : Actually only handle those states that we have control over, re-throw everything else, 153 // TODO : Actually only handle those states that we have control over, re-throw everything else,
154 // TODO: implement cases as we encounter them. 154 // TODO: implement cases as we encounter them.
155 //m_log.Error("[UDPSERVER]: Connection Error! - " + e.ToString()); 155 //m_log.Error("[UDPSERVER]: Connection Error! - " + e.ToString());
156 switch (e.SocketErrorCode) 156 switch (e.SocketErrorCode)
157 { 157 {
158 case SocketError.AlreadyInProgress: 158 case SocketError.AlreadyInProgress:
159 case SocketError.NetworkReset: 159 case SocketError.NetworkReset:
160 case SocketError.ConnectionReset: 160 case SocketError.ConnectionReset:
161 try 161 try
162 { 162 {
163 CloseEndPoint(epSender); 163 CloseEndPoint(epSender);
164 } 164 }
165 catch (Exception a) 165 catch (Exception a)
166 { 166 {
167 m_log.Info("[UDPSERVER]: " + a.ToString()); 167 m_log.Info("[UDPSERVER]: " + a.ToString());
168 } 168 }
169 try 169 try
170 { 170 {
171 m_socket.BeginReceiveFrom(RecvBuffer, 0, RecvBuffer.Length, SocketFlags.None, ref epSender, 171 m_socket.BeginReceiveFrom(RecvBuffer, 0, RecvBuffer.Length, SocketFlags.None, ref epSender,
172 ReceivedData, null); 172 ReceivedData, null);
173 173
174 // Ter: For some stupid reason ConnectionReset basically kills our async event structure.. 174 // Ter: For some stupid reason ConnectionReset basically kills our async event structure..
175 // so therefore.. we've got to tell the server to BeginReceiveFrom again. 175 // so therefore.. we've got to tell the server to BeginReceiveFrom again.
176 // This will happen over and over until we've gone through all packets 176 // This will happen over and over until we've gone through all packets
177 // sent to and from this particular user. 177 // sent to and from this particular user.
178 // Stupid I know.. 178 // Stupid I know..
179 // but Flusing the buffer would be even more stupid... so, we're stuck with this ugly method. 179 // but Flusing the buffer would be even more stupid... so, we're stuck with this ugly method.
180 } 180 }
181 catch (SocketException) 181 catch (SocketException)
182 { 182 {
183 } 183 }
184 break; 184 break;
185 default: 185 default:
186 try 186 try
187 { 187 {
188 CloseEndPoint(epSender); 188 CloseEndPoint(epSender);
189 } 189 }
190 catch (Exception) 190 catch (Exception)
191 { 191 {
192 //m_log.Info("[UDPSERVER]" + a.ToString()); 192 //m_log.Info("[UDPSERVER]" + a.ToString());
193 } 193 }
194 try 194 try
195 { 195 {
196 m_socket.BeginReceiveFrom(RecvBuffer, 0, RecvBuffer.Length, SocketFlags.None, ref epSender, 196 m_socket.BeginReceiveFrom(RecvBuffer, 0, RecvBuffer.Length, SocketFlags.None, ref epSender,
197 ReceivedData, null); 197 ReceivedData, null);
198 198
199 // Ter: For some stupid reason ConnectionReset basically kills our async event structure.. 199 // Ter: For some stupid reason ConnectionReset basically kills our async event structure..
200 // so therefore.. we've got to tell the server to BeginReceiveFrom again. 200 // so therefore.. we've got to tell the server to BeginReceiveFrom again.
201 // This will happen over and over until we've gone through all packets 201 // This will happen over and over until we've gone through all packets
202 // sent to and from this particular user. 202 // sent to and from this particular user.
203 // Stupid I know.. 203 // Stupid I know..
204 // but Flusing the buffer would be even more stupid... so, we're stuck with this ugly method. 204 // but Flusing the buffer would be even more stupid... so, we're stuck with this ugly method.
205 } 205 }
206 catch (SocketException e2) 206 catch (SocketException e2)
207 { 207 {
208 m_log.Error("[UDPSERVER]: " + e2.ToString()); 208 m_log.Error("[UDPSERVER]: " + e2.ToString());
209 } 209 }
210 210
211 // Here's some reference code! :D 211 // Here's some reference code! :D
212 // Shutdown and restart the UDP listener! hehe 212 // Shutdown and restart the UDP listener! hehe
213 // Shiny 213 // Shiny
214 214
215 //Server.Shutdown(SocketShutdown.Both); 215 //Server.Shutdown(SocketShutdown.Both);
216 //CloseEndPoint(epSender); 216 //CloseEndPoint(epSender);
217 //ServerListener(); 217 //ServerListener();
218 break; 218 break;
219 } 219 }
220 220
221 //return; 221 //return;
222 } 222 }
223 catch (ObjectDisposedException e) 223 catch (ObjectDisposedException e)
224 { 224 {
225 m_log.Debug("[UDPSERVER]: " + e.ToString()); 225 m_log.Debug("[UDPSERVER]: " + e.ToString());
226 try 226 try
227 { 227 {
228 m_socket.BeginReceiveFrom(RecvBuffer, 0, RecvBuffer.Length, SocketFlags.None, ref epSender, 228 m_socket.BeginReceiveFrom(RecvBuffer, 0, RecvBuffer.Length, SocketFlags.None, ref epSender,
229 ReceivedData, null); 229 ReceivedData, null);
230 230
231 // Ter: For some stupid reason ConnectionReset basically kills our async event structure.. 231 // Ter: For some stupid reason ConnectionReset basically kills our async event structure..
232 // so therefore.. we've got to tell the server to BeginReceiveFrom again. 232 // so therefore.. we've got to tell the server to BeginReceiveFrom again.
233 // This will happen over and over until we've gone through all packets 233 // This will happen over and over until we've gone through all packets
234 // sent to and from this particular user. 234 // sent to and from this particular user.
235 // Stupid I know.. 235 // Stupid I know..
236 // but Flusing the buffer would be even more stupid... so, we're stuck with this ugly method. 236 // but Flusing the buffer would be even more stupid... so, we're stuck with this ugly method.
237 } 237 }
238 238
239 catch (SocketException e2) 239 catch (SocketException e2)
240 { 240 {
241 m_log.Error("[UDPSERVER]: " + e2.ToString()); 241 m_log.Error("[UDPSERVER]: " + e2.ToString());
242 } 242 }
243 catch (ObjectDisposedException) 243 catch (ObjectDisposedException)
244 { 244 {
245 } 245 }
246 //return; 246 //return;
247 } 247 }
248 248
249 //System.Console.WriteLine("UDPServer : recieved message from {0}", epSender.ToString()); 249 //System.Console.WriteLine("UDPServer : recieved message from {0}", epSender.ToString());
250 epProxy = epSender; 250 epProxy = epSender;
251 if (proxyPortOffset != 0) 251 if (proxyPortOffset != 0)
252 { 252 {
253 epSender = PacketPool.DecodeProxyMessage(RecvBuffer, ref numBytes); 253 epSender = PacketPool.DecodeProxyMessage(RecvBuffer, ref numBytes);
254 } 254 }
255 255
256 int packetEnd = numBytes - 1; 256 int packetEnd = numBytes - 1;
257 257
258 try 258 try
259 { 259 {
260 packet = PacketPool.Instance.GetPacket(RecvBuffer, ref packetEnd, ZeroBuffer); 260 packet = PacketPool.Instance.GetPacket(RecvBuffer, ref packetEnd, ZeroBuffer);
261 } 261 }
262 catch (Exception e) 262 catch (Exception e)
263 { 263 {
264 m_log.Debug("[UDPSERVER]: " + e.ToString()); 264 m_log.Debug("[UDPSERVER]: " + e.ToString());
265 } 265 }
266 266
267 try 267 try
268 { 268 {
269 m_socket.BeginReceiveFrom(RecvBuffer, 0, RecvBuffer.Length, SocketFlags.None, ref epSender, ReceivedData, null); 269 m_socket.BeginReceiveFrom(RecvBuffer, 0, RecvBuffer.Length, SocketFlags.None, ref epSender, ReceivedData, null);
270 } 270 }
271 catch (SocketException) 271 catch (SocketException)
272 { 272 {
273 try 273 try
274 { 274 {
275 CloseEndPoint(epSender); 275 CloseEndPoint(epSender);
276 } 276 }
277 catch (Exception a) 277 catch (Exception a)
278 { 278 {
279 m_log.Info("[UDPSERVER]: " + a.ToString()); 279 m_log.Info("[UDPSERVER]: " + a.ToString());
280 } 280 }
281 try 281 try
282 { 282 {
283 m_socket.BeginReceiveFrom(RecvBuffer, 0, RecvBuffer.Length, SocketFlags.None, ref epSender, 283 m_socket.BeginReceiveFrom(RecvBuffer, 0, RecvBuffer.Length, SocketFlags.None, ref epSender,
284 ReceivedData, null); 284 ReceivedData, null);
285 285
286 // Ter: For some stupid reason ConnectionReset basically kills our async event structure.. 286 // Ter: For some stupid reason ConnectionReset basically kills our async event structure..
287 // so therefore.. we've got to tell the server to BeginReceiveFrom again. 287 // so therefore.. we've got to tell the server to BeginReceiveFrom again.
288 // This will happen over and over until we've gone through all packets 288 // This will happen over and over until we've gone through all packets
289 // sent to and from this particular user. 289 // sent to and from this particular user.
290 // Stupid I know.. 290 // Stupid I know..
291 // but Flusing the buffer would be even more stupid... so, we're stuck with this ugly method. 291 // but Flusing the buffer would be even more stupid... so, we're stuck with this ugly method.
292 } 292 }
293 catch (SocketException e5) 293 catch (SocketException e5)
294 { 294 {
295 m_log.Error("[UDPSERVER]: " + e5.ToString()); 295 m_log.Error("[UDPSERVER]: " + e5.ToString());
296 } 296 }
297 } 297 }
298 catch (ObjectDisposedException) 298 catch (ObjectDisposedException)
299 { 299 {
300 } 300 }
301 301
302 if (packet != null) 302 if (packet != null)
303 { 303 {
304 try 304 try
305 { 305 {
306 // do we already have a circuit for this endpoint 306 // do we already have a circuit for this endpoint
307 uint circuit; 307 uint circuit;
308 308
309 bool ret = false; 309 bool ret = false;
310 lock (clientCircuits) 310 lock (clientCircuits)
311 { 311 {
312 ret = clientCircuits.TryGetValue(epSender, out circuit); 312 ret = clientCircuits.TryGetValue(epSender, out circuit);
313 } 313 }
314 if (ret) 314 if (ret)
315 { 315 {
316 //if so then send packet to the packetserver 316 //if so then send packet to the packetserver
317 //m_log.Warn("[UDPSERVER]: ALREADY HAVE Circuit!"); 317 //m_log.Warn("[UDPSERVER]: ALREADY HAVE Circuit!");
318 m_packetServer.InPacket(circuit, packet); 318 m_packetServer.InPacket(circuit, packet);
319 } 319 }
320 else if (packet.Type == PacketType.UseCircuitCode) 320 else if (packet.Type == PacketType.UseCircuitCode)
321 { 321 {
322 // new client 322 // new client
323 m_log.Debug("[UDPSERVER]: Adding New Client"); 323 m_log.Debug("[UDPSERVER]: Adding New Client");
324 AddNewClient(packet); 324 AddNewClient(packet);
325 325
326 UseCircuitCodePacket p = (UseCircuitCodePacket)packet; 326 UseCircuitCodePacket p = (UseCircuitCodePacket)packet;
327 327
328 // Ack the first UseCircuitCode packet 328 // Ack the first UseCircuitCode packet
329 PacketAckPacket ack_it = (PacketAckPacket)PacketPool.Instance.GetPacket(PacketType.PacketAck); 329 PacketAckPacket ack_it = (PacketAckPacket)PacketPool.Instance.GetPacket(PacketType.PacketAck);
330 // TODO: don't create new blocks if recycling an old packet 330 // TODO: don't create new blocks if recycling an old packet
331 ack_it.Packets = new PacketAckPacket.PacketsBlock[1]; 331 ack_it.Packets = new PacketAckPacket.PacketsBlock[1];
332 ack_it.Packets[0] = new PacketAckPacket.PacketsBlock(); 332 ack_it.Packets[0] = new PacketAckPacket.PacketsBlock();
333 ack_it.Packets[0].ID = packet.Header.Sequence; 333 ack_it.Packets[0].ID = packet.Header.Sequence;
334 ack_it.Header.Reliable = false; 334 ack_it.Header.Reliable = false;
335 SendPacketTo(ack_it.ToBytes(),ack_it.ToBytes().Length,SocketFlags.None,p.CircuitCode.Code); 335 SendPacketTo(ack_it.ToBytes(),ack_it.ToBytes().Length,SocketFlags.None,p.CircuitCode.Code);
336 } 336 }
337 } 337 }
338 catch (Exception) 338 catch (Exception)
339 { 339 {
340 m_log.Error("[UDPSERVER]: Exception in processing packet."); 340 m_log.Error("[UDPSERVER]: Exception in processing packet.");
341 m_log.Debug("[UDPSERVER]: Adding New Client"); 341 m_log.Debug("[UDPSERVER]: Adding New Client");
342 try 342 try
343 { 343 {
344 AddNewClient(packet); 344 AddNewClient(packet);
345 } 345 }
346 catch (Exception e3) 346 catch (Exception e3)
347 { 347 {
348 m_log.Error("[UDPSERVER]: Adding New Client threw exception " + e3.ToString()); 348 m_log.Error("[UDPSERVER]: Adding New Client threw exception " + e3.ToString());
349 m_socket.BeginReceiveFrom(RecvBuffer, 0, RecvBuffer.Length, SocketFlags.None, ref epSender, 349 m_socket.BeginReceiveFrom(RecvBuffer, 0, RecvBuffer.Length, SocketFlags.None, ref epSender,
350 ReceivedData, null); 350 ReceivedData, null);
351 } 351 }
352 } 352 }
353 } 353 }
354 354
355 } 355 }
356 356
357 private void CloseEndPoint(EndPoint sender) 357 private void CloseEndPoint(EndPoint sender)
358 { 358 {
359 uint circuit; 359 uint circuit;
360 lock (clientCircuits) 360 lock (clientCircuits)
361 { 361 {
362 if (clientCircuits.TryGetValue(sender, out circuit)) 362 if (clientCircuits.TryGetValue(sender, out circuit))
363 { 363 {
364 m_packetServer.CloseCircuit(circuit); 364 m_packetServer.CloseCircuit(circuit);
365 } 365 }
366 } 366 }
367 } 367 }
368 368
369 protected virtual void AddNewClient(Packet packet) 369 protected virtual void AddNewClient(Packet packet)
370 { 370 {
371 //Slave regions don't accept new clients 371 //Slave regions don't accept new clients
372 if(m_localScene.Region_Status != RegionStatus.SlaveScene) 372 if(m_localScene.Region_Status != RegionStatus.SlaveScene)
373 { 373 {
374 UseCircuitCodePacket useCircuit = (UseCircuitCodePacket) packet; 374 UseCircuitCodePacket useCircuit = (UseCircuitCodePacket) packet;
375 lock (clientCircuits) 375 lock (clientCircuits)
376 { 376 {
377 if (!clientCircuits.ContainsKey(epSender)) 377 if (!clientCircuits.ContainsKey(epSender))
378 clientCircuits.Add(epSender, useCircuit.CircuitCode.Code); 378 clientCircuits.Add(epSender, useCircuit.CircuitCode.Code);
379 else 379 else
380 m_log.Error("[UDPSERVER]: clientCircuits already contans entry for user " + useCircuit.CircuitCode.Code.ToString() + ". NOT adding."); 380 m_log.Error("[UDPSERVER]: clientCircuits already contans entry for user " + useCircuit.CircuitCode.Code.ToString() + ". NOT adding.");
381 } 381 }
382 lock (clientCircuits_reverse) 382 lock (clientCircuits_reverse)
383 { 383 {
384 if (!clientCircuits_reverse.ContainsKey(useCircuit.CircuitCode.Code)) 384 if (!clientCircuits_reverse.ContainsKey(useCircuit.CircuitCode.Code))
385 clientCircuits_reverse.Add(useCircuit.CircuitCode.Code, epSender); 385 clientCircuits_reverse.Add(useCircuit.CircuitCode.Code, epSender);
386 else 386 else
387 m_log.Error("[UDPSERVER]: clientCurcuits_reverse already contains entry for user " + useCircuit.CircuitCode.Code.ToString() + ". NOT adding."); 387 m_log.Error("[UDPSERVER]: clientCurcuits_reverse already contains entry for user " + useCircuit.CircuitCode.Code.ToString() + ". NOT adding.");
388 } 388 }
389 389
390 lock (proxyCircuits) 390 lock (proxyCircuits)
391 { 391 {
392 if (!proxyCircuits.ContainsKey(useCircuit.CircuitCode.Code)) 392 if (!proxyCircuits.ContainsKey(useCircuit.CircuitCode.Code))
393 proxyCircuits.Add(useCircuit.CircuitCode.Code, epProxy); 393 proxyCircuits.Add(useCircuit.CircuitCode.Code, epProxy);
394 else 394 else
395 m_log.Error("[UDPSERVER]: proxyCircuits already contains entry for user " + useCircuit.CircuitCode.Code.ToString() + ". NOT adding."); 395 m_log.Error("[UDPSERVER]: proxyCircuits already contains entry for user " + useCircuit.CircuitCode.Code.ToString() + ". NOT adding.");
396 } 396 }
397 397
398 PacketServer.AddNewClient(epSender, useCircuit, m_assetCache, m_authenticateSessionsClass, epProxy); 398 PacketServer.AddNewClient(epSender, useCircuit, m_assetCache, m_authenticateSessionsClass, epProxy);
399 } 399 }
400 PacketPool.Instance.ReturnPacket(packet); 400 PacketPool.Instance.ReturnPacket(packet);
401 } 401 }
402 402
403 public void ServerListener() 403 public void ServerListener()
404 { 404 {
405 uint newPort = listenPort; 405 uint newPort = listenPort;
406 m_log.Info("[SERVER]: Opening UDP socket on " + listenIP.ToString() + " " + newPort + "."); 406 m_log.Info("[SERVER]: Opening UDP socket on " + listenIP.ToString() + " " + newPort + ".");
407 407
408 ServerIncoming = new IPEndPoint(listenIP, (int)newPort); 408 ServerIncoming = new IPEndPoint(listenIP, (int)newPort);
409 m_socket = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp); 409 m_socket = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
410 m_socket.Bind(ServerIncoming); 410 m_socket.Bind(ServerIncoming);
411 listenPort = newPort; 411 listenPort = newPort;
412 412
413 m_log.Info("[SERVER]: UDP socket bound, getting ready to listen"); 413 m_log.Info("[SERVER]: UDP socket bound, getting ready to listen");
414 414
415 ipeSender = new IPEndPoint(listenIP, 0); 415 ipeSender = new IPEndPoint(listenIP, 0);
416 epSender = (EndPoint)ipeSender; 416 epSender = (EndPoint)ipeSender;
417 ReceivedData = new AsyncCallback(OnReceivedData); 417 ReceivedData = new AsyncCallback(OnReceivedData);
418 m_socket.BeginReceiveFrom(RecvBuffer, 0, RecvBuffer.Length, SocketFlags.None, ref epSender, ReceivedData, null); 418 m_socket.BeginReceiveFrom(RecvBuffer, 0, RecvBuffer.Length, SocketFlags.None, ref epSender, ReceivedData, null);
419 419
420 m_log.Info("[SERVER]: Listening on port " + newPort); 420 m_log.Info("[SERVER]: Listening on port " + newPort);
421 } 421 }
422 422
423 public virtual void RegisterPacketServer(LLPacketServer server) 423 public virtual void RegisterPacketServer(LLPacketServer server)
424 { 424 {
425 m_packetServer = server; 425 m_packetServer = server;
426 } 426 }
427 427
428 public virtual void SendPacketTo(byte[] buffer, int size, SocketFlags flags, uint circuitcode) 428 public virtual void SendPacketTo(byte[] buffer, int size, SocketFlags flags, uint circuitcode)
429 //EndPoint packetSender) 429 //EndPoint packetSender)
430 { 430 {
431 // find the endpoint for this circuit 431 // find the endpoint for this circuit
432 EndPoint sendto = null; 432 EndPoint sendto = null;
433 lock (clientCircuits_reverse) 433 lock (clientCircuits_reverse)
434 { 434 {
435 if (clientCircuits_reverse.TryGetValue(circuitcode, out sendto)) 435 if (clientCircuits_reverse.TryGetValue(circuitcode, out sendto))
436 { 436 {
437 //we found the endpoint so send the packet to it 437 //we found the endpoint so send the packet to it
438 if (proxyPortOffset != 0) 438 if (proxyPortOffset != 0)
439 { 439 {
440 //MainLog.Instance.Verbose("UDPSERVER", "SendPacketTo proxy " + proxyCircuits[circuitcode].ToString() + ": client " + sendto.ToString()); 440 //MainLog.Instance.Verbose("UDPSERVER", "SendPacketTo proxy " + proxyCircuits[circuitcode].ToString() + ": client " + sendto.ToString());
441 PacketPool.EncodeProxyMessage(buffer, ref size, sendto); 441 PacketPool.EncodeProxyMessage(buffer, ref size, sendto);
442 m_socket.SendTo(buffer, size, flags, proxyCircuits[circuitcode]); 442 m_socket.SendTo(buffer, size, flags, proxyCircuits[circuitcode]);
443 } 443 }
444 else 444 else
445 { 445 {
446 //MainLog.Instance.Verbose("UDPSERVER", "SendPacketTo : client " + sendto.ToString()); 446 //MainLog.Instance.Verbose("UDPSERVER", "SendPacketTo : client " + sendto.ToString());
447 m_socket.SendTo(buffer, size, flags, sendto); 447 m_socket.SendTo(buffer, size, flags, sendto);
448 } 448 }
449 } 449 }
450 } 450 }
451 } 451 }
452 452
453 public virtual void RemoveClientCircuit(uint circuitcode) 453 public virtual void RemoveClientCircuit(uint circuitcode)
454 { 454 {
455 EndPoint sendto = null; 455 EndPoint sendto = null;
456 lock (clientCircuits_reverse) 456 lock (clientCircuits_reverse)
457 { 457 {
458 if (clientCircuits_reverse.TryGetValue(circuitcode, out sendto)) 458 if (clientCircuits_reverse.TryGetValue(circuitcode, out sendto))
459 { 459 {
460 clientCircuits.Remove(sendto); 460 clientCircuits.Remove(sendto);
461 461
462 clientCircuits_reverse.Remove(circuitcode); 462 clientCircuits_reverse.Remove(circuitcode);
463 proxyCircuits.Remove(circuitcode); 463 proxyCircuits.Remove(circuitcode);
464 } 464 }
465 } 465 }
466 } 466 }
467 467
468 public void RestoreClient(AgentCircuitData circuit, EndPoint userEP, EndPoint proxyEP) 468 public void RestoreClient(AgentCircuitData circuit, EndPoint userEP, EndPoint proxyEP)
469 { 469 {
470 //MainLog.Instance.Verbose("UDPSERVER", "RestoreClient"); 470 //MainLog.Instance.Verbose("UDPSERVER", "RestoreClient");
471 471
472 UseCircuitCodePacket useCircuit = new UseCircuitCodePacket(); 472 UseCircuitCodePacket useCircuit = new UseCircuitCodePacket();
473 useCircuit.CircuitCode.Code = circuit.circuitcode; 473 useCircuit.CircuitCode.Code = circuit.circuitcode;
474 useCircuit.CircuitCode.ID = circuit.AgentID; 474 useCircuit.CircuitCode.ID = circuit.AgentID;
475 useCircuit.CircuitCode.SessionID = circuit.SessionID; 475 useCircuit.CircuitCode.SessionID = circuit.SessionID;
476 476
477 lock (clientCircuits) 477 lock (clientCircuits)
478 { 478 {
479 if (!clientCircuits.ContainsKey(userEP)) 479 if (!clientCircuits.ContainsKey(userEP))
480 clientCircuits.Add(userEP, useCircuit.CircuitCode.Code); 480 clientCircuits.Add(userEP, useCircuit.CircuitCode.Code);
481 else 481 else
482 m_log.Error("[UDPSERVER]: clientCircuits already contans entry for user " + useCircuit.CircuitCode.Code.ToString() + ". NOT adding."); 482 m_log.Error("[UDPSERVER]: clientCircuits already contans entry for user " + useCircuit.CircuitCode.Code.ToString() + ". NOT adding.");
483 } 483 }
484 lock (clientCircuits_reverse) 484 lock (clientCircuits_reverse)
485 { 485 {
486 if (!clientCircuits_reverse.ContainsKey(useCircuit.CircuitCode.Code)) 486 if (!clientCircuits_reverse.ContainsKey(useCircuit.CircuitCode.Code))
487 clientCircuits_reverse.Add(useCircuit.CircuitCode.Code, userEP); 487 clientCircuits_reverse.Add(useCircuit.CircuitCode.Code, userEP);
488 else 488 else
489 m_log.Error("[UDPSERVER]: clientCurcuits_reverse already contains entry for user " + useCircuit.CircuitCode.Code.ToString() + ". NOT adding."); 489 m_log.Error("[UDPSERVER]: clientCurcuits_reverse already contains entry for user " + useCircuit.CircuitCode.Code.ToString() + ". NOT adding.");
490 } 490 }
491 491
492 lock (proxyCircuits) 492 lock (proxyCircuits)
493 { 493 {
494 if (!proxyCircuits.ContainsKey(useCircuit.CircuitCode.Code)) 494 if (!proxyCircuits.ContainsKey(useCircuit.CircuitCode.Code))
495 { 495 {
496 proxyCircuits.Add(useCircuit.CircuitCode.Code, proxyEP); 496 proxyCircuits.Add(useCircuit.CircuitCode.Code, proxyEP);
497 } 497 }
498 else 498 else
499 { 499 {
500 // re-set proxy endpoint 500 // re-set proxy endpoint
501 proxyCircuits.Remove(useCircuit.CircuitCode.Code); 501 proxyCircuits.Remove(useCircuit.CircuitCode.Code);
502 proxyCircuits.Add(useCircuit.CircuitCode.Code, proxyEP); 502 proxyCircuits.Add(useCircuit.CircuitCode.Code, proxyEP);
503 } 503 }
504 } 504 }
505 505
506 PacketServer.AddNewClient(userEP, useCircuit, m_assetCache, m_authenticateSessionsClass, proxyEP); 506 PacketServer.AddNewClient(userEP, useCircuit, m_assetCache, m_authenticateSessionsClass, proxyEP);
507 } 507 }
508 } 508 }
509} \ No newline at end of file 509} \ No newline at end of file
generated by cgit v1.1 at 2024-07-05 17:10:17 +0000