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authorMike Mazur2009-02-16 02:25:25 +0000
committerMike Mazur2009-02-16 02:25:25 +0000
commit8d304725518424131fa42dce1515137e0bb1eada (patch)
tree69ba204f2560971b385332e5bd689cbc3a8fbff9 /OpenSim/Grid/AssetInventoryServer/Plugins
parent- add OpenSim.Grid.AssetServer.Plugins.OpenSim as a dependency for OpenSim.Da... (diff)
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Rename NewAssetServer AssetInventoryServer and fully qualify with
OpenSim.Grid.AssetInventoryServer.
Diffstat (limited to 'OpenSim/Grid/AssetInventoryServer/Plugins')
-rw-r--r--OpenSim/Grid/AssetInventoryServer/Plugins/OpenSim/OpenSimAssetStoragePlugin.cs352
-rw-r--r--OpenSim/Grid/AssetInventoryServer/Plugins/OpenSim/Resources/AssetInventoryServerOpenSimPlugins.addin.xml14
2 files changed, 366 insertions, 0 deletions
diff --git a/OpenSim/Grid/AssetInventoryServer/Plugins/OpenSim/OpenSimAssetStoragePlugin.cs b/OpenSim/Grid/AssetInventoryServer/Plugins/OpenSim/OpenSimAssetStoragePlugin.cs
new file mode 100644
index 0000000..7f5f85a
--- /dev/null
+++ b/OpenSim/Grid/AssetInventoryServer/Plugins/OpenSim/OpenSimAssetStoragePlugin.cs
@@ -0,0 +1,352 @@
1/*
2 * Copyright (c) 2008 Intel Corporation
3 * All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 * -- Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * -- Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * -- Neither the name of the Intel Corporation nor the names of its
14 * contributors may be used to endorse or promote products derived from
15 * this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
20 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE INTEL OR ITS
21 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
22 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
23 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
24 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
25 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
26 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
27 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30using System;
31using System.Collections.Generic;
32using System.Net;
33using System.Data;
34using MySql.Data.MySqlClient;
35using ExtensionLoader;
36using ExtensionLoader.Config;
37using OpenMetaverse;
38using OpenMetaverse.StructuredData;
39using OpenSim.Framework;
40using OpenSim.Grid.AssetInventoryServer.Extensions;
41
42namespace OpenSim.Grid.AssetInventoryServer.Plugins
43{
44 public class OpenSimAssetStoragePlugin : IAssetStorageProvider
45 {
46 const string EXTENSION_NAME = "OpenSimAssetStorage"; // Used in metrics reporting
47
48 private AssetInventoryServer server;
49 private IAssetProviderPlugin m_assetProvider;
50
51 public OpenSimAssetStoragePlugin()
52 {
53 }
54
55 #region IAssetStorageProvider implementation
56
57 public BackendResponse TryFetchMetadata(UUID assetID, out Metadata metadata)
58 {
59 metadata = null;
60 BackendResponse ret;
61
62 using (MySqlConnection dbConnection = new MySqlConnection(DBConnString.GetConnectionString(server.ConfigFile)))
63 {
64 IDataReader reader;
65
66 try
67 {
68 dbConnection.Open();
69
70 IDbCommand command = dbConnection.CreateCommand();
71 command.CommandText = String.Format("SELECT name,description,assetType,temporary FROM assets WHERE id='{0}'", assetID.ToString());
72 reader = command.ExecuteReader();
73
74 if (reader.Read())
75 {
76 metadata = new Metadata();
77 metadata.CreationDate = OpenMetaverse.Utils.Epoch;
78 metadata.SHA1 = null;
79 metadata.ID = assetID;
80 metadata.Name = reader.GetString(0);
81 metadata.Description = reader.GetString(1);
82 metadata.ContentType = Utils.SLAssetTypeToContentType(reader.GetInt32(2));
83 metadata.Temporary = reader.GetBoolean(3);
84
85 ret = BackendResponse.Success;
86 }
87 else
88 {
89 ret = BackendResponse.NotFound;
90 }
91 }
92 catch (MySqlException ex)
93 {
94 Logger.Log.Error("Connection to MySQL backend failed: " + ex.Message);
95 ret = BackendResponse.Failure;
96 }
97 }
98
99 server.MetricsProvider.LogAssetMetadataFetch(EXTENSION_NAME, ret, assetID, DateTime.Now);
100 return ret;
101 }
102
103 public BackendResponse TryFetchData(UUID assetID, out byte[] assetData)
104 {
105 assetData = null;
106 BackendResponse ret;
107
108 using (MySqlConnection dbConnection = new MySqlConnection(DBConnString.GetConnectionString(server.ConfigFile)))
109 {
110 IDataReader reader;
111
112 try
113 {
114 dbConnection.Open();
115
116 IDbCommand command = dbConnection.CreateCommand();
117 command.CommandText = String.Format("SELECT data FROM assets WHERE id='{0}'", assetID.ToString());
118 reader = command.ExecuteReader();
119
120 if (reader.Read())
121 {
122 assetData = (byte[])reader.GetValue(0);
123 ret = BackendResponse.Success;
124 }
125 else
126 {
127 ret = BackendResponse.NotFound;
128 }
129 }
130 catch (MySqlException ex)
131 {
132 Logger.Log.Error("Connection to MySQL backend failed: " + ex.Message);
133 ret = BackendResponse.Failure;
134 }
135 }
136
137 server.MetricsProvider.LogAssetDataFetch(EXTENSION_NAME, ret, assetID, (assetData != null ? assetData.Length : 0), DateTime.Now);
138 return ret;
139 }
140
141 public BackendResponse TryFetchDataMetadata(UUID assetID, out Metadata metadata, out byte[] assetData)
142 {
143 metadata = null;
144 assetData = null;
145 BackendResponse ret;
146
147 using (MySqlConnection dbConnection = new MySqlConnection(DBConnString.GetConnectionString(server.ConfigFile)))
148 {
149 IDataReader reader;
150
151 try
152 {
153 dbConnection.Open();
154
155 IDbCommand command = dbConnection.CreateCommand();
156 command.CommandText = String.Format("SELECT name,description,assetType,temporary,data FROM assets WHERE id='{0}'", assetID.ToString());
157 reader = command.ExecuteReader();
158
159 if (reader.Read())
160 {
161 metadata = new Metadata();
162 metadata.CreationDate = OpenMetaverse.Utils.Epoch;
163 metadata.SHA1 = null;
164 metadata.ID = assetID;
165 metadata.Name = reader.GetString(0);
166 metadata.Description = reader.GetString(1);
167 metadata.ContentType = Utils.SLAssetTypeToContentType(reader.GetInt32(2));
168 metadata.Temporary = reader.GetBoolean(3);
169
170 assetData = (byte[])reader.GetValue(4);
171
172 ret = BackendResponse.Success;
173 }
174 else
175 {
176 ret = BackendResponse.NotFound;
177 }
178 }
179 catch (MySqlException ex)
180 {
181 Logger.Log.Error("Connection to MySQL backend failed: " + ex.Message);
182 ret = BackendResponse.Failure;
183 }
184 }
185
186 server.MetricsProvider.LogAssetMetadataFetch(EXTENSION_NAME, ret, assetID, DateTime.Now);
187 server.MetricsProvider.LogAssetDataFetch(EXTENSION_NAME, ret, assetID, (assetData != null ? assetData.Length : 0), DateTime.Now);
188 return ret;
189 }
190
191 public BackendResponse TryCreateAsset(Metadata metadata, byte[] assetData, out UUID assetID)
192 {
193 assetID = metadata.ID = UUID.Random();
194 return TryCreateAsset(metadata, assetData);
195 }
196
197 public BackendResponse TryCreateAsset(Metadata metadata, byte[] assetData)
198 {
199 BackendResponse ret;
200
201 using (MySqlConnection dbConnection = new MySqlConnection(DBConnString.GetConnectionString(server.ConfigFile)))
202 {
203 try
204 {
205 dbConnection.Open();
206
207 MySqlCommand command = new MySqlCommand(
208 "REPLACE INTO assets (name,description,assetType,local,temporary,data,id) VALUES " +
209 "(?name,?description,?assetType,?local,?temporary,?data,?id)", dbConnection);
210
211 command.Parameters.AddWithValue("?name", metadata.Name);
212 command.Parameters.AddWithValue("?description", metadata.Description);
213 command.Parameters.AddWithValue("?assetType", Utils.ContentTypeToSLAssetType(metadata.ContentType));
214 command.Parameters.AddWithValue("?local", 0);
215 command.Parameters.AddWithValue("?temporary", metadata.Temporary);
216 command.Parameters.AddWithValue("?data", assetData);
217 command.Parameters.AddWithValue("?id", metadata.ID.ToString());
218
219 int rowsAffected = command.ExecuteNonQuery();
220 if (rowsAffected == 1)
221 {
222 ret = BackendResponse.Success;
223 }
224 else if (rowsAffected == 2)
225 {
226 Logger.Log.Info("Replaced asset " + metadata.ID.ToString());
227 ret = BackendResponse.Success;
228 }
229 else
230 {
231 Logger.Log.ErrorFormat("MySQL REPLACE query affected {0} rows", rowsAffected);
232 ret = BackendResponse.Failure;
233 }
234 }
235 catch (MySqlException ex)
236 {
237 Logger.Log.Error("Connection to MySQL backend failed: " + ex.Message);
238 ret = BackendResponse.Failure;
239 }
240 }
241
242 server.MetricsProvider.LogAssetCreate(EXTENSION_NAME, ret, metadata.ID, assetData.Length, DateTime.Now);
243 return ret;
244 }
245
246 public int ForEach(Action<Metadata> action, int start, int count)
247 {
248 int rowCount = 0;
249
250 using (MySqlConnection dbConnection = new MySqlConnection(DBConnString.GetConnectionString(server.ConfigFile)))
251 {
252 MySqlDataReader reader;
253
254 try
255 {
256 dbConnection.Open();
257
258 MySqlCommand command = dbConnection.CreateCommand();
259 command.CommandText = String.Format("SELECT name,description,assetType,temporary,data,id FROM assets LIMIT {0}, {1}",
260 start, count);
261 reader = command.ExecuteReader();
262 }
263 catch (MySqlException ex)
264 {
265 Logger.Log.Error("Connection to MySQL backend failed: " + ex.Message);
266 return 0;
267 }
268
269 while (reader.Read())
270 {
271 Metadata metadata = new Metadata();
272 metadata.CreationDate = OpenMetaverse.Utils.Epoch;
273 metadata.Description = reader.GetString(1);
274 metadata.ID = UUID.Parse(reader.GetString(5));
275 metadata.Name = reader.GetString(0);
276 metadata.SHA1 = OpenMetaverse.Utils.SHA1((byte[])reader.GetValue(4));
277 metadata.Temporary = reader.GetBoolean(3);
278 metadata.ContentType = Utils.SLAssetTypeToContentType(reader.GetInt32(2));
279
280 action(metadata);
281 ++rowCount;
282 }
283
284 reader.Close();
285 }
286
287 return rowCount;
288 }
289
290 #endregion IAssetStorageProvider implementation
291
292 #region IPlugin implementation
293
294 public void Initialise(AssetInventoryServer server)
295 {
296 this.server = server;
297
298 try
299 {
300 m_assetProvider = LoadDatabasePlugin("OpenSim.Data.MySQL.dll", server.ConfigFile.Configs["MySQL"].GetString("database_connect", null));
301 if (m_assetProvider == null)
302 {
303 Logger.Log.Error("[ASSET]: Failed to load a database plugin, server halting.");
304 Environment.Exit(-1);
305 }
306 else
307 Logger.Log.InfoFormat("[ASSET]: Loaded storage backend: {0}", Version);
308 }
309 catch (Exception e)
310 {
311 Logger.Log.WarnFormat("[ASSET]: Failure loading data plugin: {0}", e.ToString());
312 }
313 }
314
315 /// <summary>
316 /// <para>Initialises asset interface</para>
317 /// </summary>
318 public void Initialise()
319 {
320 Logger.Log.InfoFormat("[ASSET]: {0} cannot be default-initialized!", Name);
321 throw new PluginNotInitialisedException(Name);
322 }
323
324 public void Dispose()
325 {
326 }
327
328 public string Version
329 {
330 get { return m_assetProvider.Version; }
331 }
332
333 public string Name
334 {
335 get { return "AssetInventoryServer storage provider"; }
336 }
337
338 #endregion IPlugin implementation
339
340 private IAssetProviderPlugin LoadDatabasePlugin(string provider, string connect)
341 {
342 PluginLoader<IAssetProviderPlugin> loader = new PluginLoader<IAssetProviderPlugin>(new AssetDataInitialiser(connect));
343
344 // Loader will try to load all providers (MySQL, MSSQL, etc)
345 // unless it is constrainted to the correct "Provider" entry in the addin.xml
346 loader.Add("/OpenSim/AssetData", new PluginProviderFilter (provider));
347 loader.Load();
348
349 return loader.Plugin;
350 }
351 }
352}
diff --git a/OpenSim/Grid/AssetInventoryServer/Plugins/OpenSim/Resources/AssetInventoryServerOpenSimPlugins.addin.xml b/OpenSim/Grid/AssetInventoryServer/Plugins/OpenSim/Resources/AssetInventoryServerOpenSimPlugins.addin.xml
new file mode 100644
index 0000000..eeda54a
--- /dev/null
+++ b/OpenSim/Grid/AssetInventoryServer/Plugins/OpenSim/Resources/AssetInventoryServerOpenSimPlugins.addin.xml
@@ -0,0 +1,14 @@
1<Addin id="OpenSim.Grid.AssetInventoryServer.Plugins.OpenSim" version="0.1">
2 <Runtime>
3 <Import assembly="OpenSim.Grid.AssetInventoryServer.Plugins.OpenSim.dll"/>
4 </Runtime>
5 <Dependencies>
6 <Addin id="OpenSim.Grid.AssetInventoryServer" version="0.1" />
7 </Dependencies>
8 <ExtensionPoint path = "/OpenSim/AssetData">
9 <ExtensionNode name="Plugin" type="OpenSim.Framework.PluginExtensionNode" objectType="OpenSim.Framework.IAssetProviderPlugin"/>
10 </ExtensionPoint>
11 <Extension path="/OpenSim/AssetInventoryServer/StorageProvider">
12 <Plugin id="OpenSimAssetStorage" provider="OpenSim.Grid.AssetInventoryServer.Plugins.OpenSim.dll" type="OpenSim.Grid.AssetInventoryServer.Plugins.OpenSimAssetStoragePlugin" />
13 </Extension>
14</Addin>
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