opensim – Blame information for rev 1
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1 | eva | 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.Drawing; |
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32 | using System.IO; |
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33 | using System.Net; |
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34 | using System.Reflection; |
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35 | using OpenSim.Framework; |
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36 | using OpenSim.Services.Interfaces; |
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37 | using GridRegion = OpenSim.Services.Interfaces.GridRegion; |
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38 | using OpenMetaverse; |
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39 | using OpenMetaverse.Imaging; |
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40 | using OpenMetaverse.StructuredData; |
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41 | using Nwc.XmlRpc; |
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42 | using log4net; |
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43 | |||
44 | using OpenSim.Services.Connectors.Simulation; |
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45 | |||
46 | namespace OpenSim.Services.Connectors.Hypergrid |
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47 | { |
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48 | public class GatekeeperServiceConnector : SimulationServiceConnector |
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49 | { |
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50 | private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); |
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51 | |||
52 | private static UUID m_HGMapImage = new UUID("00000000-0000-1111-9999-000000000013"); |
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53 | |||
54 | private IAssetService m_AssetService; |
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55 | |||
56 | public GatekeeperServiceConnector() |
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57 | : base() |
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58 | { |
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59 | } |
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60 | |||
61 | public GatekeeperServiceConnector(IAssetService assService) |
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62 | { |
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63 | m_AssetService = assService; |
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64 | } |
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65 | |||
66 | protected override string AgentPath() |
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67 | { |
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68 | return "foreignagent/"; |
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69 | } |
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70 | |||
71 | protected override string ObjectPath() |
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72 | { |
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73 | return "foreignobject/"; |
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74 | } |
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75 | |||
76 | public bool LinkRegion(GridRegion info, out UUID regionID, out ulong realHandle, out string externalName, out string imageURL, out string reason) |
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77 | { |
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78 | regionID = UUID.Zero; |
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79 | imageURL = string.Empty; |
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80 | realHandle = 0; |
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81 | externalName = string.Empty; |
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82 | reason = string.Empty; |
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83 | |||
84 | Hashtable hash = new Hashtable(); |
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85 | hash["region_name"] = info.RegionName; |
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86 | |||
87 | IList paramList = new ArrayList(); |
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88 | paramList.Add(hash); |
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89 | |||
90 | XmlRpcRequest request = new XmlRpcRequest("link_region", paramList); |
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91 | m_log.Debug("[GATEKEEPER SERVICE CONNECTOR]: Linking to " + info.ServerURI); |
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92 | XmlRpcResponse response = null; |
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93 | try |
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94 | { |
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95 | response = request.Send(info.ServerURI, 10000); |
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96 | } |
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97 | catch (Exception e) |
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98 | { |
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99 | m_log.Debug("[GATEKEEPER SERVICE CONNECTOR]: Exception " + e.Message); |
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100 | reason = "Error contacting remote server"; |
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101 | return false; |
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102 | } |
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103 | |||
104 | if (response.IsFault) |
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105 | { |
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106 | reason = response.FaultString; |
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107 | m_log.ErrorFormat("[GATEKEEPER SERVICE CONNECTOR]: remote call returned an error: {0}", response.FaultString); |
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108 | return false; |
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109 | } |
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110 | |||
111 | hash = (Hashtable)response.Value; |
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112 | //foreach (Object o in hash) |
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113 | // m_log.Debug(">> " + ((DictionaryEntry)o).Key + ":" + ((DictionaryEntry)o).Value); |
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114 | try |
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115 | { |
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116 | bool success = false; |
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117 | Boolean.TryParse((string)hash["result"], out success); |
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118 | if (success) |
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119 | { |
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120 | UUID.TryParse((string)hash["uuid"], out regionID); |
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121 | //m_log.Debug(">> HERE, uuid: " + regionID); |
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122 | if ((string)hash["handle"] != null) |
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123 | { |
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124 | realHandle = Convert.ToUInt64((string)hash["handle"]); |
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125 | //m_log.Debug(">> HERE, realHandle: " + realHandle); |
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126 | } |
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127 | if (hash["region_image"] != null) |
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128 | { |
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129 | imageURL = (string)hash["region_image"]; |
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130 | //m_log.Debug(">> HERE, imageURL: " + imageURL); |
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131 | } |
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132 | if (hash["external_name"] != null) |
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133 | { |
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134 | externalName = (string)hash["external_name"]; |
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135 | //m_log.Debug(">> HERE, externalName: " + externalName); |
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136 | } |
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137 | } |
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138 | |||
139 | } |
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140 | catch (Exception e) |
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141 | { |
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142 | reason = "Error parsing return arguments"; |
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143 | m_log.Error("[GATEKEEPER SERVICE CONNECTOR]: Got exception while parsing hyperlink response " + e.StackTrace); |
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144 | return false; |
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145 | } |
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146 | |||
147 | return true; |
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148 | } |
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149 | |||
150 | public UUID GetMapImage(UUID regionID, string imageURL, string storagePath) |
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151 | { |
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152 | if (m_AssetService == null) |
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153 | { |
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154 | m_log.DebugFormat("[GATEKEEPER SERVICE CONNECTOR]: No AssetService defined. Map tile not retrieved."); |
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155 | return m_HGMapImage; |
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156 | } |
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157 | |||
158 | UUID mapTile = m_HGMapImage; |
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159 | string filename = string.Empty; |
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160 | |||
161 | try |
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162 | { |
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163 | WebClient c = new WebClient(); |
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164 | string name = regionID.ToString(); |
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165 | filename = Path.Combine(storagePath, name + ".jpg"); |
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166 | m_log.DebugFormat("[GATEKEEPER SERVICE CONNECTOR]: Map image at {0}, cached at {1}", imageURL, filename); |
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167 | if (!File.Exists(filename)) |
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168 | { |
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169 | m_log.DebugFormat("[GATEKEEPER SERVICE CONNECTOR]: downloading..."); |
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170 | c.DownloadFile(imageURL, filename); |
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171 | } |
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172 | else |
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173 | { |
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174 | m_log.DebugFormat("[GATEKEEPER SERVICE CONNECTOR]: using cached image"); |
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175 | } |
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176 | |||
177 | byte[] imageData = null; |
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178 | |||
179 | using (Bitmap bitmap = new Bitmap(filename)) |
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180 | { |
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181 | //m_log.Debug("Size: " + m.PhysicalDimension.Height + "-" + m.PhysicalDimension.Width); |
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182 | imageData = OpenJPEG.EncodeFromImage(bitmap, true); |
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183 | } |
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184 | |||
185 | AssetBase ass = new AssetBase(UUID.Random(), "region " + name, (sbyte)AssetType.Texture, regionID.ToString()); |
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186 | |||
187 | // !!! for now |
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188 | //info.RegionSettings.TerrainImageID = ass.FullID; |
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189 | |||
190 | ass.Data = imageData; |
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191 | |||
192 | mapTile = ass.FullID; |
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193 | |||
194 | // finally |
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195 | m_AssetService.Store(ass); |
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196 | |||
197 | } |
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198 | catch // LEGIT: Catching problems caused by OpenJPEG p/invoke |
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199 | { |
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200 | m_log.Info("[GATEKEEPER SERVICE CONNECTOR]: Failed getting/storing map image, because it is probably already in the cache"); |
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201 | } |
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202 | return mapTile; |
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203 | } |
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204 | |||
205 | public GridRegion GetHyperlinkRegion(GridRegion gatekeeper, UUID regionID) |
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206 | { |
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207 | Hashtable hash = new Hashtable(); |
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208 | hash["region_uuid"] = regionID.ToString(); |
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209 | |||
210 | IList paramList = new ArrayList(); |
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211 | paramList.Add(hash); |
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212 | |||
213 | XmlRpcRequest request = new XmlRpcRequest("get_region", paramList); |
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214 | m_log.Debug("[GATEKEEPER SERVICE CONNECTOR]: contacting " + gatekeeper.ServerURI); |
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215 | XmlRpcResponse response = null; |
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216 | try |
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217 | { |
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218 | response = request.Send(gatekeeper.ServerURI, 10000); |
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219 | } |
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220 | catch (Exception e) |
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221 | { |
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222 | m_log.Debug("[GATEKEEPER SERVICE CONNECTOR]: Exception " + e.Message); |
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223 | return null; |
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224 | } |
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225 | |||
226 | if (response.IsFault) |
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227 | { |
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228 | m_log.ErrorFormat("[GATEKEEPER SERVICE CONNECTOR]: remote call returned an error: {0}", response.FaultString); |
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229 | return null; |
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230 | } |
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231 | |||
232 | hash = (Hashtable)response.Value; |
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233 | //foreach (Object o in hash) |
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234 | // m_log.Debug(">> " + ((DictionaryEntry)o).Key + ":" + ((DictionaryEntry)o).Value); |
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235 | try |
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236 | { |
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237 | bool success = false; |
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238 | Boolean.TryParse((string)hash["result"], out success); |
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239 | if (success) |
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240 | { |
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241 | GridRegion region = new GridRegion(); |
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242 | |||
243 | UUID.TryParse((string)hash["uuid"], out region.RegionID); |
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244 | //m_log.Debug(">> HERE, uuid: " + region.RegionID); |
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245 | int n = 0; |
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246 | if (hash["x"] != null) |
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247 | { |
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248 | Int32.TryParse((string)hash["x"], out n); |
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249 | region.RegionLocX = n; |
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250 | //m_log.Debug(">> HERE, x: " + region.RegionLocX); |
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251 | } |
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252 | if (hash["y"] != null) |
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253 | { |
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254 | Int32.TryParse((string)hash["y"], out n); |
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255 | region.RegionLocY = n; |
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256 | //m_log.Debug(">> HERE, y: " + region.RegionLocY); |
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257 | } |
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258 | if (hash["size_x"] != null) |
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259 | { |
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260 | Int32.TryParse((string)hash["size_x"], out n); |
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261 | region.RegionSizeX = n; |
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262 | //m_log.Debug(">> HERE, x: " + region.RegionLocX); |
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263 | } |
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264 | if (hash["size_y"] != null) |
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265 | { |
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266 | Int32.TryParse((string)hash["size_y"], out n); |
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267 | region.RegionSizeY = n; |
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268 | //m_log.Debug(">> HERE, y: " + region.RegionLocY); |
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269 | } |
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270 | if (hash["region_name"] != null) |
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271 | { |
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272 | region.RegionName = (string)hash["region_name"]; |
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273 | //m_log.Debug(">> HERE, region_name: " + region.RegionName); |
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274 | } |
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275 | if (hash["hostname"] != null) |
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276 | { |
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277 | region.ExternalHostName = (string)hash["hostname"]; |
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278 | //m_log.Debug(">> HERE, hostname: " + region.ExternalHostName); |
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279 | } |
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280 | if (hash["http_port"] != null) |
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281 | { |
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282 | uint p = 0; |
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283 | UInt32.TryParse((string)hash["http_port"], out p); |
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284 | region.HttpPort = p; |
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285 | //m_log.Debug(">> HERE, http_port: " + region.HttpPort); |
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286 | } |
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287 | if (hash["internal_port"] != null) |
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288 | { |
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289 | int p = 0; |
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290 | Int32.TryParse((string)hash["internal_port"], out p); |
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291 | region.InternalEndPoint = new IPEndPoint(IPAddress.Parse("0.0.0.0"), p); |
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292 | //m_log.Debug(">> HERE, internal_port: " + region.InternalEndPoint); |
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293 | } |
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294 | |||
295 | if (hash["server_uri"] != null) |
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296 | { |
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297 | region.ServerURI = (string)hash["server_uri"]; |
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298 | //m_log.Debug(">> HERE, server_uri: " + region.ServerURI); |
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299 | } |
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300 | |||
301 | // Successful return |
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302 | return region; |
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303 | } |
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304 | |||
305 | } |
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306 | catch (Exception e) |
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307 | { |
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308 | m_log.Error("[GATEKEEPER SERVICE CONNECTOR]: Got exception while parsing hyperlink response " + e.StackTrace); |
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309 | return null; |
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310 | } |
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311 | |||
312 | return null; |
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313 | } |
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314 | } |
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315 | } |