clockwerk-opensim-stable – Blame information for rev 1
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1 | vero | 1 | /* |
2 | * Copyright (c) Contributors, http://opensimulator.org/ |
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3 | * See CONTRIBUTORS.TXT for a full list of copyright holders. |
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4 | * |
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5 | * Redistribution and use in source and binary forms, with or without |
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6 | * modification, are permitted provided that the following conditions are met: |
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7 | * * Redistributions of source code must retain the above copyright |
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8 | * notice, this list of conditions and the following disclaimer. |
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9 | * * Redistributions in binary form must reproduce the above copyright |
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10 | * notice, this list of conditions and the following disclaimer in the |
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11 | * documentation and/or other materials provided with the distribution. |
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12 | * * Neither the name of the OpenSimulator Project nor the |
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13 | * names of its contributors may be used to endorse or promote products |
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14 | * derived from this software without specific prior written permission. |
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15 | * |
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16 | * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY |
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17 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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18 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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19 | * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY |
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20 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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21 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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22 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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23 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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24 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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25 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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26 | */ |
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27 | |||
28 | using System; |
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29 | using System.Collections; |
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30 | using System.Collections.Generic; |
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31 | using System.Reflection; |
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32 | using System.Threading; |
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33 | using log4net; |
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34 | using Nini.Config; |
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35 | using Mono.Addins; |
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36 | using OpenMetaverse; |
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37 | using OpenMetaverse.StructuredData; |
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38 | using OpenSim.Framework; |
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39 | using OpenSim.Framework.Monitoring; |
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40 | using OpenSim.Framework.Servers; |
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41 | using OpenSim.Framework.Servers.HttpServer; |
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42 | using OpenSim.Region.Framework.Interfaces; |
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43 | using OpenSim.Region.Framework.Scenes; |
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44 | using OpenSim.Framework.Capabilities; |
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45 | using OpenSim.Services.Interfaces; |
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46 | using Caps = OpenSim.Framework.Capabilities.Caps; |
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47 | using OpenSim.Capabilities.Handlers; |
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48 | |||
49 | namespace OpenSim.Region.ClientStack.Linden |
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50 | { |
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51 | /// <summary> |
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52 | /// This module implements both WebFetchInventoryDescendents and FetchInventoryDescendents2 capabilities. |
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53 | /// </summary> |
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54 | [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "WebFetchInvDescModule")] |
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55 | public class WebFetchInvDescModule : INonSharedRegionModule |
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56 | { |
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57 | class aPollRequest |
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58 | { |
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59 | public PollServiceInventoryEventArgs thepoll; |
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60 | public UUID reqID; |
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61 | public Hashtable request; |
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62 | public ScenePresence presence; |
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63 | public List<UUID> folders; |
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64 | } |
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65 | |||
66 | // private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); |
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67 | |||
68 | private Scene m_scene; |
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69 | |||
70 | private IInventoryService m_InventoryService; |
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71 | private ILibraryService m_LibraryService; |
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72 | |||
73 | private bool m_Enabled; |
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74 | |||
75 | private string m_fetchInventoryDescendents2Url; |
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76 | private string m_webFetchInventoryDescendentsUrl; |
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77 | |||
78 | private static WebFetchInvDescHandler m_webFetchHandler; |
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79 | |||
80 | private static Thread[] m_workerThreads = null; |
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81 | |||
82 | private static DoubleQueue<aPollRequest> m_queue = |
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83 | new DoubleQueue<aPollRequest>(); |
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84 | |||
85 | #region ISharedRegionModule Members |
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86 | |||
87 | public void Initialise(IConfigSource source) |
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88 | { |
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89 | IConfig config = source.Configs["ClientStack.LindenCaps"]; |
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90 | if (config == null) |
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91 | return; |
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92 | |||
93 | m_fetchInventoryDescendents2Url = config.GetString("Cap_FetchInventoryDescendents2", string.Empty); |
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94 | m_webFetchInventoryDescendentsUrl = config.GetString("Cap_WebFetchInventoryDescendents", string.Empty); |
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95 | |||
96 | if (m_fetchInventoryDescendents2Url != string.Empty || m_webFetchInventoryDescendentsUrl != string.Empty) |
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97 | { |
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98 | m_Enabled = true; |
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99 | } |
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100 | } |
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101 | |||
102 | public void AddRegion(Scene s) |
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103 | { |
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104 | if (!m_Enabled) |
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105 | return; |
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106 | |||
107 | m_scene = s; |
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108 | } |
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109 | |||
110 | public void RemoveRegion(Scene s) |
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111 | { |
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112 | if (!m_Enabled) |
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113 | return; |
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114 | |||
115 | m_scene.EventManager.OnRegisterCaps -= RegisterCaps; |
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116 | |||
117 | foreach (Thread t in m_workerThreads) |
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118 | Watchdog.AbortThread(t.ManagedThreadId); |
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119 | |||
120 | m_scene = null; |
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121 | } |
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122 | |||
123 | public void RegionLoaded(Scene s) |
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124 | { |
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125 | if (!m_Enabled) |
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126 | return; |
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127 | |||
128 | m_InventoryService = m_scene.InventoryService; |
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129 | m_LibraryService = m_scene.LibraryService; |
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130 | |||
131 | // We'll reuse the same handler for all requests. |
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132 | m_webFetchHandler = new WebFetchInvDescHandler(m_InventoryService, m_LibraryService); |
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133 | |||
134 | m_scene.EventManager.OnRegisterCaps += RegisterCaps; |
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135 | |||
136 | if (m_workerThreads == null) |
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137 | { |
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138 | m_workerThreads = new Thread[2]; |
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139 | |||
140 | for (uint i = 0; i < 2; i++) |
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141 | { |
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142 | m_workerThreads[i] = Watchdog.StartThread(DoInventoryRequests, |
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143 | String.Format("InventoryWorkerThread{0}", i), |
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144 | ThreadPriority.Normal, |
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145 | false, |
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146 | true, |
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147 | null, |
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148 | int.MaxValue); |
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149 | } |
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150 | } |
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151 | } |
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152 | |||
153 | public void PostInitialise() |
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154 | { |
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155 | } |
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156 | |||
157 | public void Close() { } |
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158 | |||
159 | public string Name { get { return "WebFetchInvDescModule"; } } |
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160 | |||
161 | public Type ReplaceableInterface |
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162 | { |
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163 | get { return null; } |
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164 | } |
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165 | |||
166 | #endregion |
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167 | |||
168 | private class PollServiceInventoryEventArgs : PollServiceEventArgs |
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169 | { |
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170 | private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); |
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171 | |||
172 | private Dictionary<UUID, Hashtable> responses = |
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173 | new Dictionary<UUID, Hashtable>(); |
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174 | |||
175 | private Scene m_scene; |
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176 | |||
177 | public PollServiceInventoryEventArgs(Scene scene, string url, UUID pId) : |
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178 | base(null, url, null, null, null, pId, int.MaxValue) |
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179 | { |
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180 | m_scene = scene; |
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181 | |||
182 | HasEvents = (x, y) => { lock (responses) return responses.ContainsKey(x); }; |
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183 | GetEvents = (x, y) => |
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184 | { |
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185 | lock (responses) |
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186 | { |
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187 | try |
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188 | { |
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189 | return responses[x]; |
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190 | } |
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191 | finally |
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192 | { |
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193 | responses.Remove(x); |
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194 | } |
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195 | } |
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196 | }; |
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197 | |||
198 | Request = (x, y) => |
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199 | { |
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200 | ScenePresence sp = m_scene.GetScenePresence(Id); |
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201 | if (sp == null) |
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202 | { |
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203 | m_log.ErrorFormat("[INVENTORY]: Unable to find ScenePresence for {0}", Id); |
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204 | return; |
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205 | } |
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206 | |||
207 | aPollRequest reqinfo = new aPollRequest(); |
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208 | reqinfo.thepoll = this; |
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209 | reqinfo.reqID = x; |
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210 | reqinfo.request = y; |
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211 | reqinfo.presence = sp; |
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212 | reqinfo.folders = new List<UUID>(); |
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213 | |||
214 | // Decode the request here |
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215 | string request = y["body"].ToString(); |
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216 | |||
217 | request = request.Replace("<string>00000000-0000-0000-0000-000000000000</string>", "<uuid>00000000-0000-0000-0000-000000000000</uuid>"); |
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218 | |||
219 | request = request.Replace("<key>fetch_folders</key><integer>0</integer>", "<key>fetch_folders</key><boolean>0</boolean>"); |
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220 | request = request.Replace("<key>fetch_folders</key><integer>1</integer>", "<key>fetch_folders</key><boolean>1</boolean>"); |
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221 | |||
222 | Hashtable hash = new Hashtable(); |
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223 | try |
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224 | { |
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225 | hash = (Hashtable)LLSD.LLSDDeserialize(Utils.StringToBytes(request)); |
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226 | } |
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227 | catch (LLSD.LLSDParseException e) |
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228 | { |
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229 | m_log.ErrorFormat("[INVENTORY]: Fetch error: {0}{1}" + e.Message, e.StackTrace); |
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230 | m_log.Error("Request: " + request); |
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231 | return; |
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232 | } |
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233 | catch (System.Xml.XmlException) |
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234 | { |
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235 | m_log.ErrorFormat("[INVENTORY]: XML Format error"); |
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236 | } |
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237 | |||
238 | ArrayList foldersrequested = (ArrayList)hash["folders"]; |
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239 | |||
240 | bool highPriority = false; |
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241 | |||
242 | for (int i = 0; i < foldersrequested.Count; i++) |
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243 | { |
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244 | Hashtable inventoryhash = (Hashtable)foldersrequested[i]; |
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245 | string folder = inventoryhash["folder_id"].ToString(); |
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246 | UUID folderID; |
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247 | if (UUID.TryParse(folder, out folderID)) |
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248 | { |
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249 | if (!reqinfo.folders.Contains(folderID)) |
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250 | { |
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251 | //TODO: Port COF handling from Avination |
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252 | reqinfo.folders.Add(folderID); |
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253 | } |
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254 | } |
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255 | } |
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256 | |||
257 | if (highPriority) |
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258 | m_queue.EnqueueHigh(reqinfo); |
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259 | else |
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260 | m_queue.EnqueueLow(reqinfo); |
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261 | }; |
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262 | |||
263 | NoEvents = (x, y) => |
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264 | { |
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265 | /* |
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266 | lock (requests) |
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267 | { |
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268 | Hashtable request = requests.Find(id => id["RequestID"].ToString() == x.ToString()); |
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269 | requests.Remove(request); |
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270 | } |
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271 | */ |
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272 | Hashtable response = new Hashtable(); |
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273 | |||
274 | response["int_response_code"] = 500; |
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275 | response["str_response_string"] = "Script timeout"; |
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276 | response["content_type"] = "text/plain"; |
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277 | response["keepalive"] = false; |
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278 | response["reusecontext"] = false; |
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279 | |||
280 | return response; |
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281 | }; |
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282 | } |
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283 | |||
284 | public void Process(aPollRequest requestinfo) |
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285 | { |
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286 | UUID requestID = requestinfo.reqID; |
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287 | |||
288 | Hashtable response = new Hashtable(); |
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289 | |||
290 | response["int_response_code"] = 200; |
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291 | response["content_type"] = "text/plain"; |
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292 | response["keepalive"] = false; |
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293 | response["reusecontext"] = false; |
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294 | |||
295 | response["str_response_string"] = m_webFetchHandler.FetchInventoryDescendentsRequest( |
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296 | requestinfo.request["body"].ToString(), String.Empty, String.Empty, null, null); |
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297 | |||
298 | lock (responses) |
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299 | responses[requestID] = response; |
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300 | } |
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301 | } |
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302 | |||
303 | private void RegisterCaps(UUID agentID, Caps caps) |
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304 | { |
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305 | RegisterFetchDescendentsCap(agentID, caps, "FetchInventoryDescendents2", m_fetchInventoryDescendents2Url); |
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306 | } |
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307 | |||
308 | private void RegisterFetchDescendentsCap(UUID agentID, Caps caps, string capName, string url) |
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309 | { |
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310 | string capUrl; |
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311 | |||
312 | // disable the cap clause |
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313 | if (url == "") |
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314 | { |
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315 | return; |
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316 | } |
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317 | // handled by the simulator |
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318 | else if (url == "localhost") |
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319 | { |
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320 | capUrl = "/CAPS/" + UUID.Random() + "/"; |
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321 | |||
322 | // Register this as a poll service |
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323 | PollServiceInventoryEventArgs args = new PollServiceInventoryEventArgs(m_scene, capUrl, agentID); |
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324 | args.Type = PollServiceEventArgs.EventType.Inventory; |
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325 | |||
326 | caps.RegisterPollHandler(capName, args); |
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327 | } |
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328 | // external handler |
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329 | else |
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330 | { |
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331 | capUrl = url; |
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332 | IExternalCapsModule handler = m_scene.RequestModuleInterface<IExternalCapsModule>(); |
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333 | if (handler != null) |
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334 | handler.RegisterExternalUserCapsHandler(agentID,caps,capName,capUrl); |
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335 | else |
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336 | caps.RegisterHandler(capName, capUrl); |
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337 | } |
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338 | |||
339 | // m_log.DebugFormat( |
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340 | // "[FETCH INVENTORY DESCENDENTS2 MODULE]: Registered capability {0} at {1} in region {2} for {3}", |
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341 | // capName, capUrl, m_scene.RegionInfo.RegionName, agentID); |
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342 | } |
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343 | |||
344 | // private void DeregisterCaps(UUID agentID, Caps caps) |
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345 | // { |
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346 | // string capUrl; |
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347 | // |
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348 | // if (m_capsDict.TryGetValue(agentID, out capUrl)) |
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349 | // { |
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350 | // MainServer.Instance.RemoveHTTPHandler("", capUrl); |
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351 | // m_capsDict.Remove(agentID); |
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352 | // } |
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353 | // } |
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354 | |||
355 | private void DoInventoryRequests() |
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356 | { |
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357 | while (true) |
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358 | { |
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359 | Watchdog.UpdateThread(); |
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360 | |||
361 | aPollRequest poolreq = m_queue.Dequeue(); |
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362 | |||
363 | if (poolreq != null && poolreq.thepoll != null) |
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364 | poolreq.thepoll.Process(poolreq); |
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365 | } |
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366 | } |
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367 | } |
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368 | } |