clockwerk-opensim – 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 log4net; |
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29 | using Nini.Config; |
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30 | using System; |
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31 | using System.Collections.Generic; |
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32 | using System.Collections.Specialized; |
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33 | using System.Reflection; |
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34 | using System.Web; |
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35 | using OpenSim.Framework; |
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36 | using OpenSim.Services.Interfaces; |
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37 | using OpenSim.Services.Connectors.Hypergrid; |
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38 | using OpenSim.Services.Connectors.SimianGrid; |
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39 | using OpenMetaverse; |
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40 | |||
41 | namespace OpenSim.Services.Connectors |
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42 | { |
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43 | public class HGAssetServiceConnector : IAssetService |
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44 | { |
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45 | private static readonly ILog m_log = |
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46 | LogManager.GetLogger( |
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47 | MethodBase.GetCurrentMethod().DeclaringType); |
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48 | |||
49 | private Dictionary<IAssetService, object> m_endpointSerializer = new Dictionary<IAssetService, object>(); |
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50 | private object EndPointLock(IAssetService connector) |
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51 | { |
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52 | lock (m_endpointSerializer) |
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53 | { |
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54 | object eplock = null; |
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55 | |||
56 | if (! m_endpointSerializer.TryGetValue(connector, out eplock)) |
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57 | { |
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58 | eplock = new object(); |
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59 | m_endpointSerializer.Add(connector, eplock); |
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60 | // m_log.WarnFormat("[WEB UTIL] add a new host to end point serializer {0}",endpoint); |
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61 | } |
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62 | |||
63 | return eplock; |
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64 | } |
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65 | } |
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66 | |||
67 | private Dictionary<string, IAssetService> m_connectors = new Dictionary<string, IAssetService>(); |
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68 | |||
69 | public HGAssetServiceConnector(IConfigSource source) |
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70 | { |
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71 | IConfig moduleConfig = source.Configs["Modules"]; |
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72 | if (moduleConfig != null) |
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73 | { |
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74 | // string name = moduleConfig.GetString("AssetServices", ""); |
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75 | |||
76 | IConfig assetConfig = source.Configs["AssetService"]; |
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77 | if (assetConfig == null) |
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78 | { |
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79 | m_log.Error("[HG ASSET SERVICE]: AssetService missing from OpenSim.ini"); |
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80 | return; |
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81 | } |
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82 | |||
83 | m_log.Info("[HG ASSET SERVICE]: HG asset service enabled"); |
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84 | } |
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85 | } |
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86 | |||
87 | private IAssetService GetConnector(string url) |
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88 | { |
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89 | IAssetService connector = null; |
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90 | lock (m_connectors) |
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91 | { |
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92 | if (m_connectors.ContainsKey(url)) |
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93 | { |
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94 | connector = m_connectors[url]; |
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95 | } |
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96 | else |
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97 | { |
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98 | // Still not as flexible as I would like this to be, |
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99 | // but good enough for now |
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100 | string connectorType = new HeloServicesConnector(url).Helo(); |
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101 | m_log.DebugFormat("[HG ASSET SERVICE]: HELO returned {0}", connectorType); |
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102 | if (connectorType == "opensim-simian") |
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103 | { |
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104 | connector = new SimianAssetServiceConnector(url); |
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105 | } |
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106 | else |
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107 | connector = new AssetServicesConnector(url); |
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108 | |||
109 | m_connectors.Add(url, connector); |
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110 | } |
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111 | } |
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112 | return connector; |
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113 | } |
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114 | |||
115 | public AssetBase Get(string id) |
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116 | { |
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117 | string url = string.Empty; |
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118 | string assetID = string.Empty; |
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119 | |||
120 | if (Util.ParseForeignAssetID(id, out url, out assetID)) |
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121 | { |
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122 | IAssetService connector = GetConnector(url); |
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123 | return connector.Get(assetID); |
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124 | } |
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125 | |||
126 | return null; |
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127 | } |
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128 | |||
129 | public AssetBase GetCached(string id) |
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130 | { |
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131 | string url = string.Empty; |
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132 | string assetID = string.Empty; |
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133 | |||
134 | if (Util.ParseForeignAssetID(id, out url, out assetID)) |
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135 | { |
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136 | IAssetService connector = GetConnector(url); |
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137 | return connector.GetCached(assetID); |
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138 | } |
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139 | |||
140 | return null; |
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141 | } |
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142 | |||
143 | public AssetMetadata GetMetadata(string id) |
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144 | { |
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145 | string url = string.Empty; |
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146 | string assetID = string.Empty; |
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147 | |||
148 | if (Util.ParseForeignAssetID(id, out url, out assetID)) |
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149 | { |
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150 | IAssetService connector = GetConnector(url); |
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151 | return connector.GetMetadata(assetID); |
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152 | } |
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153 | |||
154 | return null; |
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155 | } |
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156 | |||
157 | public byte[] GetData(string id) |
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158 | { |
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159 | return null; |
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160 | } |
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161 | |||
162 | public bool Get(string id, Object sender, AssetRetrieved handler) |
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163 | { |
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164 | string url = string.Empty; |
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165 | string assetID = string.Empty; |
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166 | |||
167 | if (Util.ParseForeignAssetID(id, out url, out assetID)) |
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168 | { |
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169 | IAssetService connector = GetConnector(url); |
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170 | return connector.Get(assetID, sender, handler); |
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171 | } |
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172 | |||
173 | return false; |
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174 | } |
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175 | |||
176 | |||
177 | private struct AssetAndIndex |
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178 | { |
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179 | public UUID assetID; |
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180 | public int index; |
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181 | |||
182 | public AssetAndIndex(UUID assetID, int index) |
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183 | { |
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184 | this.assetID = assetID; |
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185 | this.index = index; |
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186 | } |
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187 | } |
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188 | |||
189 | public virtual bool[] AssetsExist(string[] ids) |
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190 | { |
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191 | // This method is a bit complicated because it works even if the assets belong to different |
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192 | // servers; that requires sending separate requests to each server. |
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193 | |||
194 | // Group the assets by the server they belong to |
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195 | |||
196 | var url2assets = new Dictionary<string, List<AssetAndIndex>>(); |
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197 | |||
198 | for (int i = 0; i < ids.Length; i++) |
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199 | { |
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200 | string url = string.Empty; |
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201 | string assetID = string.Empty; |
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202 | |||
203 | if (Util.ParseForeignAssetID(ids[i], out url, out assetID)) |
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204 | { |
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205 | if (!url2assets.ContainsKey(url)) |
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206 | url2assets.Add(url, new List<AssetAndIndex>()); |
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207 | url2assets[url].Add(new AssetAndIndex(UUID.Parse(assetID), i)); |
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208 | } |
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209 | } |
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210 | |||
211 | // Query each of the servers in turn |
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212 | |||
213 | bool[] exist = new bool[ids.Length]; |
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214 | |||
215 | foreach (string url in url2assets.Keys) |
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216 | { |
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217 | IAssetService connector = GetConnector(url); |
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218 | lock (EndPointLock(connector)) |
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219 | { |
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220 | List<AssetAndIndex> curAssets = url2assets[url]; |
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221 | string[] assetIDs = curAssets.ConvertAll(a => a.assetID.ToString()).ToArray(); |
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222 | bool[] curExist = connector.AssetsExist(assetIDs); |
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223 | |||
224 | int i = 0; |
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225 | foreach (AssetAndIndex ai in curAssets) |
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226 | { |
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227 | exist[ai.index] = curExist[i]; |
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228 | ++i; |
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229 | } |
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230 | } |
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231 | } |
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232 | |||
233 | return exist; |
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234 | } |
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235 | |||
236 | public string Store(AssetBase asset) |
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237 | { |
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238 | string url = string.Empty; |
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239 | string assetID = string.Empty; |
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240 | |||
241 | if (Util.ParseForeignAssetID(asset.ID, out url, out assetID)) |
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242 | { |
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243 | IAssetService connector = GetConnector(url); |
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244 | // Restore the assetID to a simple UUID |
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245 | asset.ID = assetID; |
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246 | lock (EndPointLock(connector)) |
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247 | return connector.Store(asset); |
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248 | } |
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249 | |||
250 | return String.Empty; |
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251 | } |
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252 | |||
253 | public bool UpdateContent(string id, byte[] data) |
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254 | { |
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255 | return false; |
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256 | } |
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257 | |||
258 | public bool Delete(string id) |
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259 | { |
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260 | return false; |
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261 | } |
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262 | } |
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263 | } |