Move the connector for the new asset server to a connectors project. Inherit

the region module version from this. This enables inter-server connections
to reuse connetor code from region modules.
0.6.5-rc1
Melanie Thielker 2009-05-14 06:18:18 +00:00
parent e22a250825
commit d843b897b2
4 changed files with 293 additions and 185 deletions

View File

@ -27,7 +27,7 @@
using OpenSim.Framework;
namespace OpenSim.Region.Framework.Interfaces
namespace OpenSim.Framework
{
public interface IImprovedAssetCache
{

View File

@ -28,35 +28,32 @@
using log4net;
using System;
using System.Collections.Generic;
using System.IO;
using System.Reflection;
using Nini.Config;
using OpenSim.Framework;
using OpenSim.Framework.Servers.HttpServer;
using OpenSim.Servers.Connectors;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;
using OpenSim.Services.Interfaces;
using OpenSim.Framework.Communications;
namespace OpenSim.Region.CoreModules.ServiceConnectors.Asset
{
public class RemoteAssetServicesConnector :
ISharedRegionModule, IAssetService
AssetServicesConnector, ISharedRegionModule, IAssetService
{
private static readonly ILog m_log =
LogManager.GetLogger(
MethodBase.GetCurrentMethod().DeclaringType);
private bool m_Enabled = false;
private string m_ServerURI = String.Empty;
private IImprovedAssetCache m_Cache = null;
private IImprovedAssetCache m_Cache;
public string Name
{
get { return "RemoteAssetServicesConnector"; }
}
public void Initialise(IConfigSource source)
public override void Initialise(IConfigSource source)
{
IConfig moduleConfig = source.Configs["Modules"];
if (moduleConfig != null)
@ -71,16 +68,9 @@ namespace OpenSim.Region.CoreModules.ServiceConnectors.Asset
return;
}
string serviceURI = assetConfig.GetString("AssetServerURI",
String.Empty);
if (serviceURI == String.Empty)
{
m_log.Error("[ASSET CONNECTOR]: No Server URI named in section AssetService");
return;
}
m_Enabled = true;
m_ServerURI = serviceURI;
base.Initialise(source);
m_log.Info("[ASSET CONNECTOR]: Remote assets enabled");
}
@ -121,6 +111,9 @@ namespace OpenSim.Region.CoreModules.ServiceConnectors.Asset
//
if (!(m_Cache is ISharedRegionModule))
m_Cache = null;
else
SetCache(m_Cache);
}
m_log.InfoFormat("[ASSET CONNECTOR]: Enabled remote assets for region {0}", scene.RegionInfo.RegionName);
@ -130,173 +123,5 @@ namespace OpenSim.Region.CoreModules.ServiceConnectors.Asset
m_log.InfoFormat("[ASSET CONNECTOR]: Enabled asset caching for region {0}", scene.RegionInfo.RegionName);
}
}
public AssetBase Get(string id)
{
string uri = m_ServerURI + "/assets/" + id;
AssetBase asset = null;
if (m_Cache != null)
asset = m_Cache.Get(id);
if (asset == null)
{
asset = SynchronousRestObjectRequester.
MakeRequest<int, AssetBase>("GET", uri, 0);
if (m_Cache != null)
m_Cache.Cache(asset);
}
return asset;
}
public AssetMetadata GetMetadata(string id)
{
if (m_Cache != null)
{
AssetBase fullAsset = m_Cache.Get(id);
if (fullAsset != null)
return fullAsset.Metadata;
}
string uri = m_ServerURI + "/assets/" + id + "/metadata";
AssetMetadata asset = SynchronousRestObjectRequester.
MakeRequest<int, AssetMetadata>("GET", uri, 0);
return asset;
}
public byte[] GetData(string id)
{
if (m_Cache != null)
{
AssetBase fullAsset = m_Cache.Get(id);
if (fullAsset != null)
return fullAsset.Data;
}
RestClient rc = new RestClient(m_ServerURI);
rc.AddResourcePath("assets");
rc.AddResourcePath(id);
rc.AddResourcePath("data");
rc.RequestMethod = "GET";
Stream s = rc.Request();
if (s == null)
return null;
if (s.Length > 0)
{
byte[] ret = new byte[s.Length];
s.Read(ret, 0, (int)s.Length);
return ret;
}
return null;
}
public bool Get(string id, Object sender, AssetRetrieved handler)
{
string uri = m_ServerURI + "/assets/" + id;
AssetBase asset = null;
if (m_Cache != null)
asset = m_Cache.Get(id);
if (asset == null)
{
AsynchronousRestObjectRequester.
MakeRequest<int, AssetBase>("GET", uri, 0,
delegate(AssetBase a)
{
if (m_Cache != null)
m_Cache.Cache(a);
handler(id, sender, a);
});
}
else
{
handler(id, sender, asset);
}
return true;
}
public string Store(AssetBase asset)
{
if (asset.Temporary || asset.Local)
{
if (m_Cache != null)
m_Cache.Cache(asset);
return asset.ID;
}
string uri = m_ServerURI + "/assets/";
string newID = SynchronousRestObjectRequester.
MakeRequest<AssetBase, string>("POST", uri, asset);
if (newID != String.Empty)
{
asset.ID = newID;
if (m_Cache != null)
m_Cache.Cache(asset);
}
return newID;
}
public bool UpdateContent(string id, byte[] data)
{
AssetBase asset = null;
if (m_Cache != null)
asset = m_Cache.Get(id);
if (asset == null)
{
AssetMetadata metadata = GetMetadata(id);
if (metadata == null)
return false;
asset = new AssetBase();
asset.Metadata = metadata;
}
asset.Data = data;
string uri = m_ServerURI + "/assets/" + id;
if (SynchronousRestObjectRequester.
MakeRequest<AssetBase, bool>("POST", uri, asset))
{
if (m_Cache != null)
m_Cache.Cache(asset);
return true;
}
return false;
}
public bool Delete(string id)
{
string uri = m_ServerURI + "/assets/" + id;
if (SynchronousRestObjectRequester.
MakeRequest<int, bool>("DELETE", uri, 0))
{
if (m_Cache != null)
m_Cache.Expire(id);
return true;
}
return false;
}
}
}

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@ -0,0 +1,252 @@
/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* 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 OpenSim Project 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 DEVELOPERS ``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 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 log4net;
using System;
using System.Collections.Generic;
using System.IO;
using System.Reflection;
using Nini.Config;
using OpenSim.Framework;
using OpenSim.Framework.Communications;
using OpenSim.Framework.Servers.HttpServer;
using OpenSim.Services.Interfaces;
namespace OpenSim.Servers.Connectors
{
public class AssetServicesConnector : IAssetService
{
private static readonly ILog m_log =
LogManager.GetLogger(
MethodBase.GetCurrentMethod().DeclaringType);
private string m_ServerURI = String.Empty;
private IImprovedAssetCache m_Cache = null;
public AssetServicesConnector()
{
}
public AssetServicesConnector(IConfigSource source)
{
Initialise(source);
}
public virtual void Initialise(IConfigSource source)
{
IConfig assetConfig = source.Configs["AssetService"];
if (assetConfig == null)
{
m_log.Error("[ASSET CONNECTOR]: AssetService missing from OpanSim.ini");
throw new Exception("Asset connector init error");
}
string serviceURI = assetConfig.GetString("AssetServerURI",
String.Empty);
if (serviceURI == String.Empty)
{
m_log.Error("[ASSET CONNECTOR]: No Server URI named in section AssetService");
throw new Exception("Asset connector init error");
}
m_ServerURI = serviceURI;
}
protected void SetCache(IImprovedAssetCache cache)
{
m_Cache = cache;
}
public AssetBase Get(string id)
{
string uri = m_ServerURI + "/assets/" + id;
AssetBase asset = null;
if (m_Cache != null)
asset = m_Cache.Get(id);
if (asset == null)
{
asset = SynchronousRestObjectRequester.
MakeRequest<int, AssetBase>("GET", uri, 0);
if (m_Cache != null)
m_Cache.Cache(asset);
}
return asset;
}
public AssetMetadata GetMetadata(string id)
{
if (m_Cache != null)
{
AssetBase fullAsset = m_Cache.Get(id);
if (fullAsset != null)
return fullAsset.Metadata;
}
string uri = m_ServerURI + "/assets/" + id + "/metadata";
AssetMetadata asset = SynchronousRestObjectRequester.
MakeRequest<int, AssetMetadata>("GET", uri, 0);
return asset;
}
public byte[] GetData(string id)
{
if (m_Cache != null)
{
AssetBase fullAsset = m_Cache.Get(id);
if (fullAsset != null)
return fullAsset.Data;
}
RestClient rc = new RestClient(m_ServerURI);
rc.AddResourcePath("assets");
rc.AddResourcePath(id);
rc.AddResourcePath("data");
rc.RequestMethod = "GET";
Stream s = rc.Request();
if (s == null)
return null;
if (s.Length > 0)
{
byte[] ret = new byte[s.Length];
s.Read(ret, 0, (int)s.Length);
return ret;
}
return null;
}
public bool Get(string id, Object sender, AssetRetrieved handler)
{
string uri = m_ServerURI + "/assets/" + id;
AssetBase asset = null;
if (m_Cache != null)
asset = m_Cache.Get(id);
if (asset == null)
{
AsynchronousRestObjectRequester.
MakeRequest<int, AssetBase>("GET", uri, 0,
delegate(AssetBase a)
{
if (m_Cache != null)
m_Cache.Cache(a);
handler(id, sender, a);
});
}
else
{
handler(id, sender, asset);
}
return true;
}
public string Store(AssetBase asset)
{
if (asset.Temporary || asset.Local)
{
if (m_Cache != null)
m_Cache.Cache(asset);
return asset.ID;
}
string uri = m_ServerURI + "/assets/";
string newID = SynchronousRestObjectRequester.
MakeRequest<AssetBase, string>("POST", uri, asset);
if (newID != String.Empty)
{
asset.ID = newID;
if (m_Cache != null)
m_Cache.Cache(asset);
}
return newID;
}
public bool UpdateContent(string id, byte[] data)
{
AssetBase asset = null;
if (m_Cache != null)
asset = m_Cache.Get(id);
if (asset == null)
{
AssetMetadata metadata = GetMetadata(id);
if (metadata == null)
return false;
asset = new AssetBase();
asset.Metadata = metadata;
}
asset.Data = data;
string uri = m_ServerURI + "/assets/" + id;
if (SynchronousRestObjectRequester.
MakeRequest<AssetBase, bool>("POST", uri, asset))
{
if (m_Cache != null)
m_Cache.Cache(asset);
return true;
}
return false;
}
public bool Delete(string id)
{
string uri = m_ServerURI + "/assets/" + id;
if (SynchronousRestObjectRequester.
MakeRequest<int, bool>("DELETE", uri, 0))
{
if (m_Cache != null)
m_Cache.Expire(id);
return true;
}
return false;
}
}
}

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@ -1352,6 +1352,36 @@
</Files>
</Project>
<Project name="OpenSim.Servers.Connectors" path="OpenSim/Servers/Connectors" 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.Xml"/>
<Reference name="OpenMetaverseTypes.dll"/>
<Reference name="OpenMetaverse.dll"/>
<Reference name="OpenSim.Services.Interfaces"/>
<Reference name="OpenSim.Framework"/>
<Reference name="OpenSim.Framework.Communications"/>
<Reference name="OpenSim.Framework.Console"/>
<Reference name="OpenSim.Framework.Servers.HttpServer"/>
<Reference name="Nini.dll" />
<Reference name="log4net.dll"/>
<Files>
<Match pattern="*.cs" recurse="true"/>
</Files>
</Project>
<Project name="OpenSim.Servers.UserServer" path="OpenSim/Servers/User" type="Exe">
<Configuration name="Debug">
<Options>
@ -1439,6 +1469,7 @@
<Reference name="OpenSim.Data" />
<Reference name="OpenSim.Region.Framework" />
<Reference name="OpenSim.Servers.Base" />
<Reference name="OpenSim.Servers.Connectors" />
<Reference name="OpenSim.Services.Base" />
<Reference name="OpenSim.Services.Interfaces" />
<Reference name="OpenSim.Framework.Serialization"/>