opensim – Blame information for rev 1

Subversion Repositories:
Rev:
Rev Author Line No. Line
1 eva 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  
28 using System;
29 using System.Collections;
30 using System.Collections.Generic;
31 using System.Collections.Specialized;
32 using System.IO;
33 using System.Reflection;
34 using System.Web;
35 using System.Xml;
36 using log4net;
37 using Mono.Addins;
38 using Nini.Config;
39 using OpenMetaverse;
40 using OpenMetaverse.Messages.Linden;
41 using OpenMetaverse.StructuredData;
42 using OpenSim.Framework;
43 using OpenSim.Framework.Capabilities;
44 using OpenSim.Framework.Servers;
45 using OpenSim.Framework.Servers.HttpServer;
46 using OpenSim.Region.Framework.Scenes;
47 using OpenSim.Region.Framework.Interfaces;
48 using Caps = OpenSim.Framework.Capabilities.Caps;
49 using OSDArray = OpenMetaverse.StructuredData.OSDArray;
50 using OSDMap = OpenMetaverse.StructuredData.OSDMap;
51  
52 namespace OpenSim.Region.CoreModules.Avatar.Gods
53 {
54 [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "GodsModule")]
55 public class GodsModule : INonSharedRegionModule, IGodsModule
56 {
57 private static readonly ILog m_log =
58 LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
59  
60 /// <summary>Special UUID for actions that apply to all agents</summary>
61 private static readonly UUID ALL_AGENTS = new UUID("44e87126-e794-4ded-05b3-7c42da3d5cdb");
62  
63 protected Scene m_scene;
64 protected IDialogModule m_dialogModule;
65 protected IDialogModule DialogModule
66 {
67 get
68 {
69 if (m_dialogModule == null)
70 m_dialogModule = m_scene.RequestModuleInterface<IDialogModule>();
71  
72 return m_dialogModule;
73 }
74 }
75  
76 public void Initialise(IConfigSource source)
77 {
78 }
79  
80 public void AddRegion(Scene scene)
81 {
82 m_scene = scene;
83 m_scene.RegisterModuleInterface<IGodsModule>(this);
84 m_scene.EventManager.OnNewClient += SubscribeToClientEvents;
85 m_scene.EventManager.OnRegisterCaps += OnRegisterCaps;
86 scene.EventManager.OnIncomingInstantMessage +=
87 OnIncomingInstantMessage;
88 }
89  
90 public void RemoveRegion(Scene scene)
91 {
92 m_scene.UnregisterModuleInterface<IGodsModule>(this);
93 m_scene.EventManager.OnNewClient -= SubscribeToClientEvents;
94 m_scene = null;
95 }
96  
97 public void RegionLoaded(Scene scene)
98 {
99 }
100  
101 public void Close() {}
102 public string Name { get { return "Gods Module"; } }
103  
104 public Type ReplaceableInterface
105 {
106 get { return null; }
107 }
108  
109 public void SubscribeToClientEvents(IClientAPI client)
110 {
111 client.OnGodKickUser += KickUser;
112 client.OnRequestGodlikePowers += RequestGodlikePowers;
113 }
114  
115 public void UnsubscribeFromClientEvents(IClientAPI client)
116 {
117 client.OnGodKickUser -= KickUser;
118 client.OnRequestGodlikePowers -= RequestGodlikePowers;
119 }
120  
121 private void OnRegisterCaps(UUID agentID, Caps caps)
122 {
123 string uri = "/CAPS/" + UUID.Random();
124  
125 caps.RegisterHandler(
126 "UntrustedSimulatorMessage",
127 new RestStreamHandler("POST", uri, HandleUntrustedSimulatorMessage, "UntrustedSimulatorMessage", null));
128 }
129  
130 private string HandleUntrustedSimulatorMessage(string request,
131 string path, string param, IOSHttpRequest httpRequest,
132 IOSHttpResponse httpResponse)
133 {
134 OSDMap osd = (OSDMap)OSDParser.DeserializeLLSDXml(request);
135  
136 string message = osd["message"].AsString();
137  
138 if (message == "GodKickUser")
139 {
140 OSDMap body = (OSDMap)osd["body"];
141 OSDArray userInfo = (OSDArray)body["UserInfo"];
142 OSDMap userData = (OSDMap)userInfo[0];
143  
144 UUID agentID = userData["AgentID"].AsUUID();
145 UUID godID = userData["GodID"].AsUUID();
146 UUID godSessionID = userData["GodSessionID"].AsUUID();
147 uint kickFlags = userData["KickFlags"].AsUInteger();
148 string reason = userData["Reason"].AsString();
149 ScenePresence god = m_scene.GetScenePresence(godID);
150 if (god == null || god.ControllingClient.SessionId != godSessionID)
151 return String.Empty;
152  
153 KickUser(godID, godSessionID, agentID, kickFlags, Util.StringToBytes1024(reason));
154 }
155 else
156 {
157 m_log.ErrorFormat("[GOD]: Unhandled UntrustedSimulatorMessage: {0}", message);
158 }
159 return String.Empty;
160 }
161  
162 public void RequestGodlikePowers(
163 UUID agentID, UUID sessionID, UUID token, bool godLike, IClientAPI controllingClient)
164 {
165 ScenePresence sp = m_scene.GetScenePresence(agentID);
166  
167 if (sp != null)
168 {
169 if (godLike == false)
170 {
171 sp.GrantGodlikePowers(agentID, sessionID, token, godLike);
172 return;
173 }
174  
175 // First check that this is the sim owner
176 if (m_scene.Permissions.IsGod(agentID))
177 {
178 // Next we check for spoofing.....
179 UUID testSessionID = sp.ControllingClient.SessionId;
180 if (sessionID == testSessionID)
181 {
182 if (sessionID == controllingClient.SessionId)
183 {
184 //m_log.Info("godlike: " + godLike.ToString());
185 sp.GrantGodlikePowers(agentID, testSessionID, token, godLike);
186 }
187 }
188 }
189 else
190 {
191 if (DialogModule != null)
192 DialogModule.SendAlertToUser(agentID, "Request for god powers denied");
193 }
194 }
195 }
196  
197 /// <summary>
198 /// Kicks User specified from the simulator. This logs them off of the grid
199 /// If the client gets the UUID: 44e87126e7944ded05b37c42da3d5cdb it assumes
200 /// that you're kicking it even if the avatar's UUID isn't the UUID that the
201 /// agent is assigned
202 /// </summary>
203 /// <param name="godID">The person doing the kicking</param>
204 /// <param name="sessionID">The session of the person doing the kicking</param>
205 /// <param name="agentID">the person that is being kicked</param>
206 /// <param name="kickflags">Tells what to do to the user</param>
207 /// <param name="reason">The message to send to the user after it's been turned into a field</param>
208 public void KickUser(UUID godID, UUID sessionID, UUID agentID, uint kickflags, byte[] reason)
209 {
210 if (!m_scene.Permissions.IsGod(godID))
211 return;
212  
213 ScenePresence sp = m_scene.GetScenePresence(agentID);
214  
215 if (sp == null && agentID != ALL_AGENTS)
216 {
217 IMessageTransferModule transferModule =
218 m_scene.RequestModuleInterface<IMessageTransferModule>();
219 if (transferModule != null)
220 {
221 m_log.DebugFormat("[GODS]: Sending nonlocal kill for agent {0}", agentID);
222 transferModule.SendInstantMessage(new GridInstantMessage(
223 m_scene, godID, "God", agentID, (byte)250, false,
224 Utils.BytesToString(reason), UUID.Zero, true,
225 new Vector3(), new byte[] {(byte)kickflags}, true),
226 delegate(bool success) {} );
227 }
228 return;
229 }
230  
231 switch (kickflags)
232 {
233 case 0:
234 if (sp != null)
235 {
236 KickPresence(sp, Utils.BytesToString(reason));
237 }
238 else if (agentID == ALL_AGENTS)
239 {
240 m_scene.ForEachRootScenePresence(
241 delegate(ScenePresence p)
242 {
243 if (p.UUID != godID && (!m_scene.Permissions.IsGod(p.UUID)))
244 KickPresence(p, Utils.BytesToString(reason));
245 }
246 );
247 }
248 break;
249 case 1:
250 if (sp != null)
251 {
252 sp.AllowMovement = false;
253 m_dialogModule.SendAlertToUser(agentID, Utils.BytesToString(reason));
254 m_dialogModule.SendAlertToUser(godID, "User Frozen");
255 }
256 break;
257 case 2:
258 if (sp != null)
259 {
260 sp.AllowMovement = true;
261 m_dialogModule.SendAlertToUser(agentID, Utils.BytesToString(reason));
262 m_dialogModule.SendAlertToUser(godID, "User Unfrozen");
263 }
264 break;
265 default:
266 break;
267 }
268 }
269  
270 private void KickPresence(ScenePresence sp, string reason)
271 {
272 if (sp.IsChildAgent)
273 return;
274 sp.ControllingClient.Kick(reason);
275 sp.Scene.CloseAgent(sp.UUID, true);
276 }
277  
278 private void OnIncomingInstantMessage(GridInstantMessage msg)
279 {
280 if (msg.dialog == (uint)250) // Nonlocal kick
281 {
282 UUID agentID = new UUID(msg.toAgentID);
283 string reason = msg.message;
284 UUID godID = new UUID(msg.fromAgentID);
285 uint kickMode = (uint)msg.binaryBucket[0];
286  
287 KickUser(godID, UUID.Zero, agentID, kickMode, Util.StringToBytes1024(reason));
288 }
289 }
290 }
291 }