- added Simple AssetInventoryServer plugin (asset storage only)

- removed OpenSim storage and frontend classes in Extensions dir
- put OpenSim plugins in
  OpenSim.Grid.AssetInventoryServer.Plugins.OpenSim namespace
0.6.3-post-fixes
Mike Mazur 2009-02-16 02:26:18 +00:00
parent dbee7fcb21
commit 3f3dfd7ac1
11 changed files with 180 additions and 569 deletions

View File

@ -106,8 +106,8 @@ namespace OpenSim.Grid.AssetInventoryServer
return false;
}
StorageProvider = LoadAssetInventoryServerPlugin("/OpenSim/AssetInventoryServer/StorageProvider") as IAssetStorageProvider;
MetricsProvider = LoadAssetInventoryServerPlugin("/OpenSim/AssetInventoryServer/MetricsProvider") as IMetricsProvider;
StorageProvider = LoadAssetInventoryServerPlugin("/OpenSim/AssetInventoryServer/StorageProvider", "OpenSim.Grid.AssetInventoryServer.Plugins.OpenSim.dll") as IAssetStorageProvider;
MetricsProvider = LoadAssetInventoryServerPlugin("/OpenSim/AssetInventoryServer/MetricsProvider", "") as IMetricsProvider;
try
{
@ -120,7 +120,7 @@ namespace OpenSim.Grid.AssetInventoryServer
return false;
}
frontend = LoadAssetInventoryServerPlugin("/OpenSim/AssetInventoryServer/Frontend");
frontend = LoadAssetInventoryServerPlugin("/OpenSim/AssetInventoryServer/Frontend", "");
return true;
}
@ -179,13 +179,16 @@ namespace OpenSim.Grid.AssetInventoryServer
#endregion
private IAssetInventoryServerPlugin LoadAssetInventoryServerPlugin(string addinPath)
private IAssetInventoryServerPlugin LoadAssetInventoryServerPlugin(string addinPath, string provider)
{
PluginLoader<IAssetInventoryServerPlugin> loader = new PluginLoader<IAssetInventoryServerPlugin>(new AssetInventoryServerPluginInitialiser(this));
//loader.Add ("/OpenSim/AssetInventoryServer/StorageProvider", new PluginProviderFilter (provider));
//loader.Add("/OpenSim/AssetInventoryServer/StorageProvider", new PluginCountConstraint(1));
if (provider == String.Empty)
loader.Add(addinPath);
else
loader.Add(addinPath, new PluginProviderFilter(provider));
//loader.Add(addinPath, new PluginCountConstraint(1));
loader.Load();
return loader.Plugin;

View File

@ -1,215 +0,0 @@
/*
* Copyright (c) 2008 Intel Corporation
* All rights reserved.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* -- Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* -- Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* -- Neither the name of the Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE INTEL OR ITS
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using System.Collections.Generic;
using System.Net;
using System.IO;
using System.Xml;
using ExtensionLoader;
using OpenMetaverse;
using HttpServer;
namespace OpenSim.Grid.AssetInventoryServer.Extensions
{
public class OpenSimFrontend : IExtension<AssetInventoryServer>
{
AssetInventoryServer server;
public OpenSimFrontend()
{
}
public void Start(AssetInventoryServer server)
{
this.server = server;
// Asset request
server.HttpServer.AddHandler("get", null, @"^/assets/", AssetRequestHandler);
// Asset creation
server.HttpServer.AddHandler("post", null, @"^/assets/", AssetPostHandler);
}
public void Stop()
{
}
bool AssetRequestHandler(IHttpClientContext client, IHttpRequest request, IHttpResponse response)
{
UUID assetID;
// Split the URL up to get the asset ID out
string[] rawUrl = request.Uri.PathAndQuery.Split('/');
if (rawUrl.Length >= 3 && rawUrl[2].Length >= 36 && UUID.TryParse(rawUrl[2].Substring(0, 36), out assetID))
{
Metadata metadata;
byte[] assetData;
BackendResponse dataResponse;
if ((dataResponse = server.StorageProvider.TryFetchDataMetadata(assetID, out metadata, out assetData)) == BackendResponse.Success)
{
MemoryStream stream = new MemoryStream();
XmlWriterSettings settings = new XmlWriterSettings();
settings.Indent = true;
XmlWriter writer = XmlWriter.Create(stream, settings);
writer.WriteStartDocument();
writer.WriteStartElement("AssetBase");
writer.WriteAttributeString("xmlns", "xsi", null, "http://www.w3.org/2001/XMLSchema-instance");
writer.WriteAttributeString("xmlns", "xsd", null, "http://www.w3.org/2001/XMLSchema");
writer.WriteStartElement("FullID");
writer.WriteStartElement("Guid");
writer.WriteString(assetID.ToString());
writer.WriteEndElement();
writer.WriteEndElement();
writer.WriteStartElement("ID");
writer.WriteString(assetID.ToString());
writer.WriteEndElement();
writer.WriteStartElement("Data");
writer.WriteBase64(assetData, 0, assetData.Length);
writer.WriteEndElement();
writer.WriteStartElement("Type");
writer.WriteValue(Utils.ContentTypeToSLAssetType(metadata.ContentType));
writer.WriteEndElement();
writer.WriteStartElement("Name");
writer.WriteString(metadata.Name);
writer.WriteEndElement();
writer.WriteStartElement("Description");
writer.WriteString(metadata.Description);
writer.WriteEndElement();
writer.WriteStartElement("Local");
writer.WriteValue(false);
writer.WriteEndElement();
writer.WriteStartElement("Temporary");
writer.WriteValue(metadata.Temporary);
writer.WriteEndElement();
writer.WriteEndElement();
writer.WriteEndDocument();
writer.Flush();
byte[] buffer = stream.GetBuffer();
response.Status = HttpStatusCode.OK;
response.ContentType = "application/xml";
response.ContentLength = stream.Length;
response.Body.Write(buffer, 0, (int)stream.Length);
response.Body.Flush();
}
else
{
Logger.Log.WarnFormat("Failed to fetch asset data or metadata for {0}: {1}", assetID, dataResponse);
response.Status = HttpStatusCode.NotFound;
}
}
else
{
Logger.Log.Warn("Unrecognized OpenSim asset request: " + request.Uri.PathAndQuery);
}
return true;
}
bool AssetPostHandler(IHttpClientContext client, IHttpRequest request, IHttpResponse response)
{
byte[] assetData = null;
Metadata metadata = new Metadata();
Logger.Log.Debug("Handling OpenSim asset upload");
try
{
using (XmlReader reader = XmlReader.Create(request.Body))
{
reader.MoveToContent();
reader.ReadStartElement("AssetBase");
reader.ReadStartElement("FullID");
UUID.TryParse(reader.ReadElementContentAsString("Guid", String.Empty), out metadata.ID);
reader.ReadEndElement();
reader.ReadStartElement("ID");
reader.Skip();
reader.ReadEndElement();
// HACK: Broken on Mono. https://bugzilla.novell.com/show_bug.cgi?id=464229
//int readBytes = 0;
//byte[] buffer = new byte[1024];
//MemoryStream stream = new MemoryStream();
//BinaryWriter writer = new BinaryWriter(stream);
//while ((readBytes = reader.ReadElementContentAsBase64(buffer, 0, buffer.Length)) > 0)
// writer.Write(buffer, 0, readBytes);
//writer.Flush();
//assetData = stream.GetBuffer();
//Array.Resize<byte>(ref assetData, (int)stream.Length);
assetData = Convert.FromBase64String(reader.ReadElementContentAsString());
int type;
Int32.TryParse(reader.ReadElementContentAsString("Type", String.Empty), out type);
metadata.ContentType = Utils.SLAssetTypeToContentType(type);
metadata.Name = reader.ReadElementContentAsString("Name", String.Empty);
metadata.Description = reader.ReadElementContentAsString("Description", String.Empty);
Boolean.TryParse(reader.ReadElementContentAsString("Local", String.Empty), out metadata.Temporary);
Boolean.TryParse(reader.ReadElementContentAsString("Temporary", String.Empty), out metadata.Temporary);
reader.ReadEndElement();
}
if (assetData != null && assetData.Length > 0)
{
metadata.SHA1 = OpenMetaverse.Utils.SHA1(assetData);
metadata.CreationDate = DateTime.Now;
BackendResponse storageResponse = server.StorageProvider.TryCreateAsset(metadata, assetData);
if (storageResponse == BackendResponse.Success)
response.Status = HttpStatusCode.Created;
else if (storageResponse == BackendResponse.NotFound)
response.Status = HttpStatusCode.NotFound;
else
response.Status = HttpStatusCode.InternalServerError;
}
else
{
Logger.Log.Warn("AssetPostHandler called with no asset data");
response.Status = HttpStatusCode.BadRequest;
}
}
catch (Exception ex)
{
Logger.Log.Warn("Failed to parse POST data (expecting AssetBase): " + ex.Message);
response.Status = HttpStatusCode.BadRequest;
}
Logger.Log.Debug("Finished handling OpenSim asset upload, Status: " + response.Status.ToString());
return true;
}
}
}

View File

@ -1,311 +0,0 @@
/*
* Copyright (c) 2008 Intel Corporation
* All rights reserved.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* -- Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* -- Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* -- Neither the name of the Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE INTEL OR ITS
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using System.Collections.Generic;
using System.Net;
using System.Data;
using MySql.Data.MySqlClient;
using ExtensionLoader;
using ExtensionLoader.Config;
using OpenMetaverse;
using OpenMetaverse.StructuredData;
namespace OpenSim.Grid.AssetInventoryServer.Extensions
{
public class OpenSimMySQLStorage : IExtension<AssetInventoryServer>, IStorageProvider
{
const string EXTENSION_NAME = "OpenSimMySQLStorage"; // Used in metrics reporting
AssetInventoryServer server;
public OpenSimMySQLStorage()
{
}
#region Required Interfaces
public void Start(AssetInventoryServer server)
{
this.server = server;
using (MySqlConnection dbConnection = new MySqlConnection(DBConnString.GetConnectionString(server.ConfigFile)))
{
try
{
dbConnection.Open();
Logger.Log.Info("Connected to MySQL storage backend: " + dbConnection.ServerVersion);
}
catch (MySqlException ex)
{
Logger.Log.Error("Connection to MySQL storage backend failed: " + ex.Message);
}
}
}
public void Stop()
{
}
public BackendResponse TryFetchMetadata(UUID assetID, out Metadata metadata)
{
metadata = null;
BackendResponse ret;
using (MySqlConnection dbConnection = new MySqlConnection(DBConnString.GetConnectionString(server.ConfigFile)))
{
IDataReader reader;
try
{
dbConnection.Open();
IDbCommand command = dbConnection.CreateCommand();
command.CommandText = String.Format("SELECT name,description,assetType,temporary FROM assets WHERE id='{0}'", assetID.ToString());
reader = command.ExecuteReader();
if (reader.Read())
{
metadata = new Metadata();
metadata.CreationDate = OpenMetaverse.Utils.Epoch;
metadata.SHA1 = null;
metadata.ID = assetID;
metadata.Name = reader.GetString(0);
metadata.Description = reader.GetString(1);
metadata.ContentType = Utils.SLAssetTypeToContentType(reader.GetInt32(2));
metadata.Temporary = reader.GetBoolean(3);
ret = BackendResponse.Success;
}
else
{
ret = BackendResponse.NotFound;
}
}
catch (MySqlException ex)
{
Logger.Log.Error("Connection to MySQL backend failed: " + ex.Message);
ret = BackendResponse.Failure;
}
}
server.MetricsProvider.LogAssetMetadataFetch(EXTENSION_NAME, ret, assetID, DateTime.Now);
return ret;
}
public BackendResponse TryFetchData(UUID assetID, out byte[] assetData)
{
assetData = null;
BackendResponse ret;
using (MySqlConnection dbConnection = new MySqlConnection(DBConnString.GetConnectionString(server.ConfigFile)))
{
IDataReader reader;
try
{
dbConnection.Open();
IDbCommand command = dbConnection.CreateCommand();
command.CommandText = String.Format("SELECT data FROM assets WHERE id='{0}'", assetID.ToString());
reader = command.ExecuteReader();
if (reader.Read())
{
assetData = (byte[])reader.GetValue(0);
ret = BackendResponse.Success;
}
else
{
ret = BackendResponse.NotFound;
}
}
catch (MySqlException ex)
{
Logger.Log.Error("Connection to MySQL backend failed: " + ex.Message);
ret = BackendResponse.Failure;
}
}
server.MetricsProvider.LogAssetDataFetch(EXTENSION_NAME, ret, assetID, (assetData != null ? assetData.Length : 0), DateTime.Now);
return ret;
}
public BackendResponse TryFetchDataMetadata(UUID assetID, out Metadata metadata, out byte[] assetData)
{
metadata = null;
assetData = null;
BackendResponse ret;
using (MySqlConnection dbConnection = new MySqlConnection(DBConnString.GetConnectionString(server.ConfigFile)))
{
IDataReader reader;
try
{
dbConnection.Open();
IDbCommand command = dbConnection.CreateCommand();
command.CommandText = String.Format("SELECT name,description,assetType,temporary,data FROM assets WHERE id='{0}'", assetID.ToString());
reader = command.ExecuteReader();
if (reader.Read())
{
metadata = new Metadata();
metadata.CreationDate = OpenMetaverse.Utils.Epoch;
metadata.SHA1 = null;
metadata.ID = assetID;
metadata.Name = reader.GetString(0);
metadata.Description = reader.GetString(1);
metadata.ContentType = Utils.SLAssetTypeToContentType(reader.GetInt32(2));
metadata.Temporary = reader.GetBoolean(3);
assetData = (byte[])reader.GetValue(4);
ret = BackendResponse.Success;
}
else
{
ret = BackendResponse.NotFound;
}
}
catch (MySqlException ex)
{
Logger.Log.Error("Connection to MySQL backend failed: " + ex.Message);
ret = BackendResponse.Failure;
}
}
server.MetricsProvider.LogAssetMetadataFetch(EXTENSION_NAME, ret, assetID, DateTime.Now);
server.MetricsProvider.LogAssetDataFetch(EXTENSION_NAME, ret, assetID, (assetData != null ? assetData.Length : 0), DateTime.Now);
return ret;
}
public BackendResponse TryCreateAsset(Metadata metadata, byte[] assetData, out UUID assetID)
{
assetID = metadata.ID = UUID.Random();
return TryCreateAsset(metadata, assetData);
}
public BackendResponse TryCreateAsset(Metadata metadata, byte[] assetData)
{
BackendResponse ret;
using (MySqlConnection dbConnection = new MySqlConnection(DBConnString.GetConnectionString(server.ConfigFile)))
{
try
{
dbConnection.Open();
MySqlCommand command = new MySqlCommand(
"REPLACE INTO assets (name,description,assetType,local,temporary,data,id) VALUES " +
"(?name,?description,?assetType,?local,?temporary,?data,?id)", dbConnection);
command.Parameters.AddWithValue("?name", metadata.Name);
command.Parameters.AddWithValue("?description", metadata.Description);
command.Parameters.AddWithValue("?assetType", Utils.ContentTypeToSLAssetType(metadata.ContentType));
command.Parameters.AddWithValue("?local", 0);
command.Parameters.AddWithValue("?temporary", metadata.Temporary);
command.Parameters.AddWithValue("?data", assetData);
command.Parameters.AddWithValue("?id", metadata.ID.ToString());
int rowsAffected = command.ExecuteNonQuery();
if (rowsAffected == 1)
{
ret = BackendResponse.Success;
}
else if (rowsAffected == 2)
{
Logger.Log.Info("Replaced asset " + metadata.ID.ToString());
ret = BackendResponse.Success;
}
else
{
Logger.Log.ErrorFormat("MySQL REPLACE query affected {0} rows", rowsAffected);
ret = BackendResponse.Failure;
}
}
catch (MySqlException ex)
{
Logger.Log.Error("Connection to MySQL backend failed: " + ex.Message);
ret = BackendResponse.Failure;
}
}
server.MetricsProvider.LogAssetCreate(EXTENSION_NAME, ret, metadata.ID, assetData.Length, DateTime.Now);
return ret;
}
public int ForEach(Action<Metadata> action, int start, int count)
{
int rowCount = 0;
using (MySqlConnection dbConnection = new MySqlConnection(DBConnString.GetConnectionString(server.ConfigFile)))
{
MySqlDataReader reader;
try
{
dbConnection.Open();
MySqlCommand command = dbConnection.CreateCommand();
command.CommandText = String.Format("SELECT name,description,assetType,temporary,data,id FROM assets LIMIT {0}, {1}",
start, count);
reader = command.ExecuteReader();
}
catch (MySqlException ex)
{
Logger.Log.Error("Connection to MySQL backend failed: " + ex.Message);
return 0;
}
while (reader.Read())
{
Metadata metadata = new Metadata();
metadata.CreationDate = OpenMetaverse.Utils.Epoch;
metadata.Description = reader.GetString(1);
metadata.ID = UUID.Parse(reader.GetString(5));
metadata.Name = reader.GetString(0);
metadata.SHA1 = OpenMetaverse.Utils.SHA1((byte[])reader.GetValue(4));
metadata.Temporary = reader.GetBoolean(3);
metadata.ContentType = Utils.SLAssetTypeToContentType(reader.GetInt32(2));
action(metadata);
++rowCount;
}
reader.Close();
}
return rowCount;
}
#endregion Required Interfaces
}
}

View File

@ -73,16 +73,6 @@ namespace OpenSim.Grid.AssetInventoryServer
void Initialise(AssetInventoryServer server);
}
public interface IStorageProvider
{
BackendResponse TryFetchMetadata(UUID assetID, out Metadata metadata);
BackendResponse TryFetchData(UUID assetID, out byte[] assetData);
BackendResponse TryFetchDataMetadata(UUID assetID, out Metadata metadata, out byte[] assetData);
BackendResponse TryCreateAsset(Metadata metadata, byte[] assetData);
BackendResponse TryCreateAsset(Metadata metadata, byte[] assetData, out UUID assetID);
int ForEach(Action<Metadata> action, int start, int count);
}
public interface IAssetStorageProvider : IAssetInventoryServerPlugin
{
BackendResponse TryFetchMetadata(UUID assetID, out Metadata metadata);

View File

@ -39,7 +39,7 @@ using OpenMetaverse;
using HttpServer;
using OpenSim.Framework;
namespace OpenSim.Grid.AssetInventoryServer.Plugins
namespace OpenSim.Grid.AssetInventoryServer.Plugins.OpenSim
{
public class OpenSimAssetFrontendPlugin : IAssetInventoryServerPlugin
{

View File

@ -40,7 +40,7 @@ using OpenSim.Framework;
using OpenSim.Grid.AssetInventoryServer.Extensions;
using OpenSim.Data;
namespace OpenSim.Grid.AssetInventoryServer.Plugins
namespace OpenSim.Grid.AssetInventoryServer.Plugins.OpenSim
{
public class OpenSimAssetStoragePlugin : IAssetStorageProvider
{

View File

@ -13,9 +13,9 @@
</ExtensionPoint>
<Extension path="/OpenSim/AssetInventoryServer/StorageProvider">
<Plugin id="OpenSimAssetStorage" provider="OpenSim.Grid.AssetInventoryServer.Plugins.OpenSim.dll" type="OpenSim.Grid.AssetInventoryServer.Plugins.OpenSimAssetStoragePlugin" />
<Plugin id="OpenSimAssetStorage" provider="OpenSim.Grid.AssetInventoryServer.Plugins.OpenSim.dll" type="OpenSim.Grid.AssetInventoryServer.Plugins.OpenSim.OpenSimAssetStoragePlugin" />
</Extension>
<Extension path="/OpenSim/AssetInventoryServer/Frontend">
<Plugin id="OpenSimAssetFrontend" provider="OpenSim.Grid.AssetInventoryServer.Plugins.OpenSim.dll" type="OpenSim.Grid.AssetInventoryServer.Plugins.OpenSimAssetFrontendPlugin" />
<Plugin id="OpenSimAssetFrontend" provider="OpenSim.Grid.AssetInventoryServer.Plugins.OpenSim.dll" type="OpenSim.Grid.AssetInventoryServer.Plugins.OpenSim.OpenSimAssetFrontendPlugin" />
</Extension>
</Addin>

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@ -0,0 +1,13 @@
<Addin id="OpenSim.Grid.AssetInventoryServer.Plugins.Simple" version="0.1">
<Runtime>
<Import assembly="OpenSim.Grid.AssetInventoryServer.Plugins.Simple.dll" />
</Runtime>
<Dependencies>
<Addin id="OpenSim.Grid.AssetInventoryServer" version="0.1" />
</Dependencies>
<Extension path="/OpenSim/AssetInventoryServer/StorageProvider">
<Plugin id="SimpleAssetStorage" provider="OpenSim.Grid.AssetInventoryServer.Plugins.Simple.dll" type="OpenSim.Grid.AssetInventoryServer.Plugins.Simple.SimpleAssetStoragePlugin" />
</Extension>
</Addin>

View File

@ -34,12 +34,13 @@ using System.IO;
using ExtensionLoader;
using OpenMetaverse;
using OpenMetaverse.StructuredData;
using OpenSim.Framework;
namespace OpenSim.Grid.AssetInventoryServer.Extensions
namespace OpenSim.Grid.AssetInventoryServer.Plugins.Simple
{
public class SimpleStorage : IExtension<AssetInventoryServer>, IStorageProvider
public class SimpleAssetStoragePlugin : IAssetStorageProvider
{
const string EXTENSION_NAME = ""; // Used in metrics reporting
const string EXTENSION_NAME = "SimpleAssetStorage"; // Used in metrics reporting
const string DEFAULT_DATA_DIR = "SimpleAssets";
const string TEMP_DATA_DIR = "SimpleAssetsTemp";
@ -47,30 +48,12 @@ namespace OpenSim.Grid.AssetInventoryServer.Extensions
Dictionary<UUID, Metadata> metadataStorage;
Dictionary<UUID, string> filenames;
public SimpleStorage()
public SimpleAssetStoragePlugin()
{
}
#region Required Interfaces
public void Start(AssetInventoryServer server)
{
this.server = server;
metadataStorage = new Dictionary<UUID, Metadata>();
filenames = new Dictionary<UUID, string>();
LoadFiles(DEFAULT_DATA_DIR, false);
LoadFiles(TEMP_DATA_DIR, true);
Logger.Log.InfoFormat("Initialized the store index with metadata for {0} assets",
metadataStorage.Count);
}
public void Stop()
{
WipeTemporary();
}
public BackendResponse TryFetchMetadata(UUID assetID, out Metadata metadata)
{
metadata = null;
@ -203,6 +186,49 @@ namespace OpenSim.Grid.AssetInventoryServer.Extensions
#endregion Required Interfaces
#region IPlugin implementation
public void Initialise(AssetInventoryServer server)
{
this.server = server;
metadataStorage = new Dictionary<UUID, Metadata>();
filenames = new Dictionary<UUID, string>();
LoadFiles(DEFAULT_DATA_DIR, false);
LoadFiles(TEMP_DATA_DIR, true);
Logger.Log.InfoFormat("Initialized the store index with metadata for {0} assets",
metadataStorage.Count);
}
/// <summary>
/// <para>Initialises asset interface</para>
/// </summary>
public void Initialise()
{
Logger.Log.InfoFormat("[ASSET]: {0} cannot be default-initialized!", Name);
throw new PluginNotInitialisedException(Name);
}
public void Dispose()
{
WipeTemporary();
}
public string Version
{
// TODO: this should be something meaningful and not hardcoded?
get { return "0.1"; }
}
public string Name
{
get { return "AssetInventoryServer Simple asset storage provider"; }
}
#endregion IPlugin implementation
public void WipeTemporary()
{
if (Directory.Exists(TEMP_DATA_DIR))

View File

@ -0,0 +1,73 @@
/*
* Copyright (c) 2008 Intel Corporation
* All rights reserved.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* -- Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* -- Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* -- Neither the name of the Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE INTEL OR ITS
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using System.IO;
using OpenMetaverse;
namespace OpenSim.Grid.AssetInventoryServer.Plugins.Simple
{
public static class SimpleUtils
{
public static string ParseNameFromFilename(string filename)
{
filename = Path.GetFileName(filename);
int dot = filename.LastIndexOf('.');
int firstDash = filename.IndexOf('-');
if (dot - 37 > 0 && firstDash > 0)
return filename.Substring(0, firstDash);
else
return String.Empty;
}
public static UUID ParseUUIDFromFilename(string filename)
{
int dot = filename.LastIndexOf('.');
if (dot > 35)
{
// Grab the last 36 characters of the filename
string uuidString = filename.Substring(dot - 36, 36);
UUID uuid;
UUID.TryParse(uuidString, out uuid);
return uuid;
}
else
{
UUID uuid;
if (UUID.TryParse(Path.GetFileName(filename), out uuid))
return uuid;
else
return UUID.Zero;
}
}
}
}

View File

@ -806,6 +806,38 @@
</Files>
</Project>
<Project name="OpenSim.Grid.AssetInventoryServer.Plugins.Simple" path="OpenSim/Grid/AssetInventoryServer/Plugins/Simple" type="Library">
<Configuration name="Debug">
<Options>
<OutputPath>../../../../../bin/</OutputPath>
</Options>
</Configuration>
<Configuration name="Release">
<Options>
<OutputPath>../../../../../bin/</OutputPath>
</Options>
</Configuration>
<ReferencePath>../../../../../bin/</ReferencePath>
<Reference name="System" />
<Reference name="System.Data" />
<Reference name="OpenSim.Framework" />
<Reference name="OpenSim.Data" />
<Reference name="OpenSim.Grid.AssetInventoryServer" />
<Reference name="OpenMetaverseTypes"/>
<Reference name="OpenMetaverse.StructuredData2" />
<Reference name="HttpServer2"/>
<!-- Remove these eventually -->
<Reference name="MySql.Data" />
<Reference name="ExtensionLoader" />
<Files>
<Match pattern="*.cs" recurse="false" />
<Match path="Resources" pattern="*.addin.xml" buildAction="EmbeddedResource" recurse="true" />
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