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-rw-r--r--OpenSim/Region/Framework/Scenes/Hypergrid/HGSceneCommunicationService.cs391
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diff --git a/OpenSim/Region/Framework/Scenes/Hypergrid/HGSceneCommunicationService.cs b/OpenSim/Region/Framework/Scenes/Hypergrid/HGSceneCommunicationService.cs
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--- a/OpenSim/Region/Framework/Scenes/Hypergrid/HGSceneCommunicationService.cs
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1/*
2 * Copyright (c) Contributors, http://opensimulator.org/
3 * See CONTRIBUTORS.TXT for a full list of copyright holders.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the OpenSimulator Project nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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
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
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28using System;
29using System.Collections.Generic;
30using System.Net;
31using System.Reflection;
32using System.Threading;
33using log4net;
34using OpenMetaverse;
35using OpenSim.Framework;
36using OpenSim.Framework.Client;
37using OpenSim.Framework.Communications;
38using OpenSim.Framework.Communications.Cache;
39using OpenSim.Framework.Capabilities;
40using OpenSim.Region.Framework.Interfaces;
41using OpenSim.Services.Interfaces;
42using GridRegion = OpenSim.Services.Interfaces.GridRegion;
43
44namespace OpenSim.Region.Framework.Scenes.Hypergrid
45{
46 public class HGSceneCommunicationService : SceneCommunicationService
47 {
48 private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
49
50 private IHyperlinkService m_hg;
51 IHyperlinkService HyperlinkService
52 {
53 get
54 {
55 if (m_hg == null)
56 m_hg = m_scene.RequestModuleInterface<IHyperlinkService>();
57 return m_hg;
58 }
59 }
60
61 public HGSceneCommunicationService(CommunicationsManager commsMan) : base(commsMan)
62 {
63 }
64
65
66 /// <summary>
67 /// Try to teleport an agent to a new region.
68 /// </summary>
69 /// <param name="remoteClient"></param>
70 /// <param name="RegionHandle"></param>
71 /// <param name="position"></param>
72 /// <param name="lookAt"></param>
73 /// <param name="flags"></param>
74 public override void RequestTeleportToLocation(ScenePresence avatar, ulong regionHandle, Vector3 position,
75 Vector3 lookAt, uint teleportFlags)
76 {
77 if (!avatar.Scene.Permissions.CanTeleport(avatar.UUID))
78 return;
79
80 bool destRegionUp = true;
81
82 IEventQueue eq = avatar.Scene.RequestModuleInterface<IEventQueue>();
83
84 // Reset animations; the viewer does that in teleports.
85 avatar.Animator.ResetAnimations();
86
87 if (regionHandle == m_regionInfo.RegionHandle)
88 {
89 // Teleport within the same region
90 if (IsOutsideRegion(avatar.Scene, position) || position.Z < 0)
91 {
92 Vector3 emergencyPos = new Vector3(128, 128, 128);
93
94 m_log.WarnFormat(
95 "[HGSceneCommService]: RequestTeleportToLocation() was given an illegal position of {0} for avatar {1}, {2}. Substituting {3}",
96 position, avatar.Name, avatar.UUID, emergencyPos);
97 position = emergencyPos;
98 }
99 // TODO: Get proper AVG Height
100 float localAVHeight = 1.56f;
101
102 float posZLimit = 22;
103
104 if (position.X > 0 && position.X <= (int)Constants.RegionSize && position.Y > 0 && position.Y <= (int)Constants.RegionSize)
105 {
106 posZLimit = (float) avatar.Scene.Heightmap[(int) position.X, (int) position.Y];
107 }
108
109 float newPosZ = posZLimit + localAVHeight;
110 if (posZLimit >= (position.Z - (localAVHeight / 2)) && !(Single.IsInfinity(newPosZ) || Single.IsNaN(newPosZ)))
111 {
112 position.Z = newPosZ;
113 }
114
115 // Only send this if the event queue is null
116 if (eq == null)
117 avatar.ControllingClient.SendTeleportLocationStart();
118
119
120 avatar.ControllingClient.SendLocalTeleport(position, lookAt, teleportFlags);
121 avatar.Teleport(position);
122 }
123 else
124 {
125 uint x = 0, y = 0;
126 Utils.LongToUInts(regionHandle, out x, out y);
127 GridRegion reg = m_scene.GridService.GetRegionByPosition(m_scene.RegionInfo.ScopeID, (int)x, (int)y);
128
129 if (reg != null)
130 {
131
132 uint newRegionX = (uint)(reg.RegionHandle >> 40);
133 uint newRegionY = (((uint)(reg.RegionHandle)) >> 8);
134 uint oldRegionX = (uint)(m_regionInfo.RegionHandle >> 40);
135 uint oldRegionY = (((uint)(m_regionInfo.RegionHandle)) >> 8);
136
137 ///
138 /// Hypergrid mod start
139 ///
140 ///
141 bool isHyperLink = (HyperlinkService.GetHyperlinkRegion(reg.RegionHandle) != null);
142 bool isHomeUser = true;
143 ulong realHandle = regionHandle;
144 CachedUserInfo uinfo = m_commsProvider.UserProfileCacheService.GetUserDetails(avatar.UUID);
145 if (uinfo != null)
146 {
147 isHomeUser = HyperlinkService.IsLocalUser(uinfo.UserProfile.ID);
148 realHandle = m_hg.FindRegionHandle(regionHandle);
149 m_log.Debug("XXX ---- home user? " + isHomeUser + " --- hyperlink? " + isHyperLink + " --- real handle: " + realHandle.ToString());
150 }
151 ///
152 /// Hypergrid mod stop
153 ///
154 ///
155
156 if (eq == null)
157 avatar.ControllingClient.SendTeleportLocationStart();
158
159
160 // Let's do DNS resolution only once in this process, please!
161 // This may be a costly operation. The reg.ExternalEndPoint field is not a passive field,
162 // it's actually doing a lot of work.
163 IPEndPoint endPoint = reg.ExternalEndPoint;
164 if (endPoint.Address == null)
165 {
166 // Couldn't resolve the name. Can't TP, because the viewer wants IP addresses.
167 destRegionUp = false;
168 }
169
170 if (destRegionUp)
171 {
172 // Fixing a bug where teleporting while sitting results in the avatar ending up removed from
173 // both regions
174 if (avatar.ParentID != (uint)0)
175 avatar.StandUp();
176
177 if (!avatar.ValidateAttachments())
178 {
179 avatar.ControllingClient.SendTeleportFailed("Inconsistent attachment state");
180 return;
181 }
182
183 // the avatar.Close below will clear the child region list. We need this below for (possibly)
184 // closing the child agents, so save it here (we need a copy as it is Clear()-ed).
185 //List<ulong> childRegions = new List<ulong>(avatar.GetKnownRegionList());
186 // Compared to ScenePresence.CrossToNewRegion(), there's no obvious code to handle a teleport
187 // failure at this point (unlike a border crossing failure). So perhaps this can never fail
188 // once we reach here...
189 //avatar.Scene.RemoveCapsHandler(avatar.UUID);
190
191 string capsPath = String.Empty;
192 AgentCircuitData agentCircuit = avatar.ControllingClient.RequestClientInfo();
193 agentCircuit.BaseFolder = UUID.Zero;
194 agentCircuit.InventoryFolder = UUID.Zero;
195 agentCircuit.startpos = position;
196 agentCircuit.child = true;
197 if (Util.IsOutsideView(oldRegionX, newRegionX, oldRegionY, newRegionY))
198 {
199 // brand new agent, let's create a new caps seed
200 agentCircuit.CapsPath = CapsUtil.GetRandomCapsObjectPath();
201 }
202
203 string reason = String.Empty;
204
205 //if (!m_commsProvider.InterRegion.InformRegionOfChildAgent(reg.RegionHandle, agentCircuit))
206 if (!m_interregionCommsOut.SendCreateChildAgent(reg.RegionHandle, agentCircuit, teleportFlags, out reason))
207 {
208 avatar.ControllingClient.SendTeleportFailed(String.Format("Destination is not accepting teleports: {0}",
209 reason));
210 return;
211 }
212
213 // Let's close some agents
214 if (isHyperLink) // close them all except this one
215 {
216 List<ulong> regions = new List<ulong>(avatar.KnownChildRegionHandles);
217 regions.Remove(avatar.Scene.RegionInfo.RegionHandle);
218 SendCloseChildAgentConnections(avatar.UUID, regions);
219 }
220 else // close just a few
221 avatar.CloseChildAgents(newRegionX, newRegionY);
222
223 if (Util.IsOutsideView(oldRegionX, newRegionX, oldRegionY, newRegionY) || isHyperLink)
224 {
225 capsPath
226 = "http://"
227 + reg.ExternalHostName
228 + ":"
229 + reg.HttpPort
230 + CapsUtil.GetCapsSeedPath(agentCircuit.CapsPath);
231
232 if (eq != null)
233 {
234 #region IP Translation for NAT
235 IClientIPEndpoint ipepClient;
236 if (avatar.ClientView.TryGet(out ipepClient))
237 {
238 endPoint.Address = NetworkUtil.GetIPFor(ipepClient.EndPoint, endPoint.Address);
239 }
240 #endregion
241
242 eq.EnableSimulator(realHandle, endPoint, avatar.UUID);
243
244 // ES makes the client send a UseCircuitCode message to the destination,
245 // which triggers a bunch of things there.
246 // So let's wait
247 Thread.Sleep(2000);
248
249 eq.EstablishAgentCommunication(avatar.UUID, endPoint, capsPath);
250 }
251 else
252 {
253 avatar.ControllingClient.InformClientOfNeighbour(realHandle, endPoint);
254 // TODO: make Event Queue disablable!
255 }
256 }
257 else
258 {
259 // child agent already there
260 agentCircuit.CapsPath = avatar.Scene.CapsModule.GetChildSeed(avatar.UUID, reg.RegionHandle);
261 capsPath = "http://" + reg.ExternalHostName + ":" + reg.HttpPort
262 + "/CAPS/" + agentCircuit.CapsPath + "0000/";
263 }
264
265 //m_commsProvider.InterRegion.ExpectAvatarCrossing(reg.RegionHandle, avatar.ControllingClient.AgentId,
266 // position, false);
267
268 //if (!m_commsProvider.InterRegion.ExpectAvatarCrossing(reg.RegionHandle, avatar.ControllingClient.AgentId,
269 // position, false))
270 //{
271 // avatar.ControllingClient.SendTeleportFailed("Problem with destination.");
272 // // We should close that agent we just created over at destination...
273 // List<ulong> lst = new List<ulong>();
274 // lst.Add(realHandle);
275 // SendCloseChildAgentAsync(avatar.UUID, lst);
276 // return;
277 //}
278
279 SetInTransit(avatar.UUID);
280 // Let's send a full update of the agent. This is a synchronous call.
281 AgentData agent = new AgentData();
282 avatar.CopyTo(agent);
283 agent.Position = position;
284 agent.CallbackURI = "http://" + m_regionInfo.ExternalHostName + ":" + m_regionInfo.HttpPort +
285 "/agent/" + avatar.UUID.ToString() + "/" + avatar.Scene.RegionInfo.RegionHandle.ToString() + "/release/";
286
287 m_interregionCommsOut.SendChildAgentUpdate(reg.RegionHandle, agent);
288
289 m_log.DebugFormat(
290 "[CAPS]: Sending new CAPS seed url {0} to client {1}", agentCircuit.CapsPath, avatar.UUID);
291
292
293 ///
294 /// Hypergrid mod: realHandle instead of reg.RegionHandle
295 ///
296 ///
297 if (eq != null)
298 {
299 eq.TeleportFinishEvent(realHandle, 13, endPoint,
300 4, teleportFlags, capsPath, avatar.UUID);
301 }
302 else
303 {
304 avatar.ControllingClient.SendRegionTeleport(realHandle, 13, endPoint, 4,
305 teleportFlags, capsPath);
306 }
307 ///
308 /// Hypergrid mod stop
309 ///
310
311
312 // TeleportFinish makes the client send CompleteMovementIntoRegion (at the destination), which
313 // trigers a whole shebang of things there, including MakeRoot. So let's wait for confirmation
314 // that the client contacted the destination before we send the attachments and close things here.
315 if (!WaitForCallback(avatar.UUID))
316 {
317 // Client never contacted destination. Let's restore everything back
318 avatar.ControllingClient.SendTeleportFailed("Problems connecting to destination.");
319
320 ResetFromTransit(avatar.UUID);
321 // Yikes! We should just have a ref to scene here.
322 avatar.Scene.InformClientOfNeighbours(avatar);
323
324 // Finally, kill the agent we just created at the destination.
325 m_interregionCommsOut.SendCloseAgent(reg.RegionHandle, avatar.UUID);
326
327 return;
328 }
329
330 // Can't go back from here
331 if (KiPrimitive != null)
332 {
333 KiPrimitive(avatar.LocalId);
334 }
335
336 avatar.MakeChildAgent();
337
338 // CrossAttachmentsIntoNewRegion is a synchronous call. We shouldn't need to wait after it
339 avatar.CrossAttachmentsIntoNewRegion(reg.RegionHandle, true);
340
341
342 // Finally, let's close this previously-known-as-root agent, when the jump is outside the view zone
343 ///
344 /// Hypergrid mod: extra check for isHyperLink
345 ///
346 if (Util.IsOutsideView(oldRegionX, newRegionX, oldRegionY, newRegionY) || isHyperLink)
347 {
348 Thread.Sleep(5000);
349 avatar.Close();
350 CloseConnection(avatar.UUID);
351 }
352 // if (teleport success) // seems to be always success here
353 // the user may change their profile information in other region,
354 // so the userinfo in UserProfileCache is not reliable any more, delete it
355 if (avatar.Scene.NeedSceneCacheClear(avatar.UUID) || isHyperLink)
356 {
357 m_commsProvider.UserProfileCacheService.RemoveUser(avatar.UUID);
358 m_log.DebugFormat(
359 "[HGSceneCommService]: User {0} is going to another region, profile cache removed",
360 avatar.UUID);
361 }
362 }
363 else
364 {
365 avatar.ControllingClient.SendTeleportFailed("Remote Region appears to be down");
366 }
367 }
368 else
369 {
370 // TP to a place that doesn't exist (anymore)
371 // Inform the viewer about that
372 avatar.ControllingClient.SendTeleportFailed("The region you tried to teleport to doesn't exist anymore");
373
374 // and set the map-tile to '(Offline)'
375 uint regX, regY;
376 Utils.LongToUInts(regionHandle, out regX, out regY);
377
378 MapBlockData block = new MapBlockData();
379 block.X = (ushort)(regX / Constants.RegionSize);
380 block.Y = (ushort)(regY / Constants.RegionSize);
381 block.Access = 254; // == not there
382
383 List<MapBlockData> blocks = new List<MapBlockData>();
384 blocks.Add(block);
385 avatar.ControllingClient.SendMapBlock(blocks, 0);
386 }
387 }
388 }
389
390 }
391}
generated by cgit v1.1 at 2024-12-21 03:18:58 +0000