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* ARequest changed name to AssetRequest and moved to own file. 

* The AssetServerBase is now responsible for dequeueing, the server implementations merely recieves ProcessRequest( AssetRequest req )
* Catchall added around queue processing thread so thread won't abort on exceptions.
afrisby
lbsa71 2007-12-14 08:47:15 +00:00
parent 79935881aa
commit 0a4a5bbcef
6 changed files with 105 additions and 108 deletions
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10
OpenSim/Framework/AssetRequest.cs Normal file
View File

@ -0,0 +1,10 @@
using libsecondlife;
namespace OpenSim.Framework
{
public struct AssetRequest
{
public LLUUID AssetID;
public bool IsTexture;
}
}

52
OpenSim/Framework/Communications/Cache/AssetServer.cs
View File

@ -72,37 +72,33 @@ namespace OpenSim.Framework.Communications.Cache
}
}
protected override void RunRequests()
protected override void ProcessRequest(AssetRequest req)
{
while (true)
byte[] idata = null;
bool found = false;
AssetStorage foundAsset = null;
IObjectSet result = db.Query(new AssetUUIDQuery(req.AssetID));
if (result.Count > 0)
{
byte[] idata = null;
bool found = false;
AssetStorage foundAsset = null;
ARequest req = _assetRequests.Dequeue();
IObjectSet result = db.Query(new AssetUUIDQuery(req.AssetID));
if (result.Count > 0)
{
foundAsset = (AssetStorage) result.Next();
found = true;
}
foundAsset = (AssetStorage)result.Next();
found = true;
}
AssetBase asset = new AssetBase();
if (found)
{
asset.FullID = foundAsset.UUID;
asset.Type = foundAsset.Type;
asset.InvType = foundAsset.Type;
asset.Name = foundAsset.Name;
idata = foundAsset.Data;
asset.Data = idata;
_receiver.AssetReceived(asset, req.IsTexture);
}
else
{
//asset.FullID = ;
_receiver.AssetNotFound(req.AssetID);
}
AssetBase asset = new AssetBase();
if (found)
{
asset.FullID = foundAsset.UUID;
asset.Type = foundAsset.Type;
asset.InvType = foundAsset.Type;
asset.Name = foundAsset.Name;
idata = foundAsset.Data;
asset.Data = idata;
_receiver.AssetReceived(asset, req.IsTexture);
}
else
{
//asset.FullID = ;
_receiver.AssetNotFound(req.AssetID);
}
}

25
OpenSim/Framework/Communications/Cache/AssetServerBase.cs
View File

@ -40,7 +40,7 @@ namespace OpenSim.Framework.Communications.Cache
public abstract class AssetServerBase : IAssetServer
{
protected IAssetReceiver _receiver;
protected BlockingQueue<ARequest> _assetRequests;
protected BlockingQueue<AssetRequest> _assetRequests;
protected Thread _localAssetServerThread;
protected IAssetProvider m_assetProviderPlugin;
protected object syncLock = new object();
@ -48,7 +48,7 @@ namespace OpenSim.Framework.Communications.Cache
protected abstract void StoreAsset(AssetBase asset);
protected abstract void CommitAssets();
protected abstract void RunRequests();
protected abstract void ProcessRequest(AssetRequest req);
public void LoadDefaultAssets()
{
@ -64,13 +64,30 @@ namespace OpenSim.Framework.Communications.Cache
public AssetServerBase()
{
MainLog.Instance.Verbose("ASSETSERVER", "Starting asset storage system");
_assetRequests = new BlockingQueue<ARequest>();
_assetRequests = new BlockingQueue<AssetRequest>();
_localAssetServerThread = new Thread(RunRequests);
_localAssetServerThread.IsBackground = true;
_localAssetServerThread.Start();
}
private void RunRequests()
{
while (true) // Since it's a 'blocking queue'
{
try
{
AssetRequest req = _assetRequests.Dequeue();
ProcessRequest(req);
}
catch(Exception e)
{
MainLog.Instance.Error("ASSETSERVER", e.Message );
}
}
}
public void LoadAsset(AssetBase info, bool image, string filename)
{
//should request Asset from storage manager
@ -97,7 +114,7 @@ namespace OpenSim.Framework.Communications.Cache
public void RequestAsset(LLUUID assetID, bool isTexture)
{
ARequest req = new ARequest();
AssetRequest req = new AssetRequest();
req.AssetID = assetID;
req.IsTexture = isTexture;
MainLog.Instance.Verbose("ASSET","Adding {0} to request queue", assetID);

83
OpenSim/Framework/Communications/Cache/GridAssetClient.cs
View File

@ -36,7 +36,7 @@ using OpenSim.Framework.Servers;
namespace OpenSim.Framework.Communications.Cache
{
public class GridAssetClient : AssetServerBase
public class GridAssetClient : AssetServerBase
{
private string _assetServerUrl;
@ -47,53 +47,44 @@ namespace OpenSim.Framework.Communications.Cache
#region IAssetServer Members
protected override void RunRequests()
protected override void ProcessRequest(AssetRequest req)
{
while (true)
Stream s = null;
try
{
ARequest req = _assetRequests.Dequeue();
MainLog.Instance.Debug("ASSETCACHE", "Querying for {0}", req.AssetID.ToString());
//MainLog.Instance.Verbose("AssetStorage","Requesting asset: " + req.AssetID);
RestClient rc = new RestClient(_assetServerUrl);
rc.AddResourcePath("assets");
rc.AddResourcePath(req.AssetID.ToString());
if (req.IsTexture)
rc.AddQueryParameter("texture");
rc.RequestMethod = "GET";
s = rc.Request();
Stream s = null;
try
if (s.Length > 0)
{
MainLog.Instance.Debug("ASSETCACHE", "Querying for {0}", req.AssetID.ToString());
XmlSerializer xs = new XmlSerializer(typeof(AssetBase));
AssetBase newAsset = (AssetBase)xs.Deserialize(s);
RestClient rc = new RestClient(_assetServerUrl);
rc.AddResourcePath("assets");
rc.AddResourcePath(req.AssetID.ToString());
if (req.IsTexture)
rc.AddQueryParameter("texture");
rc.RequestMethod = "GET";
s = rc.Request();
if (s.Length > 0)
{
XmlSerializer xs = new XmlSerializer(typeof(AssetBase));
AssetBase newAsset = (AssetBase)xs.Deserialize(s);
_receiver.AssetReceived(newAsset, req.IsTexture);
}
else
{
MainLog.Instance.Debug("ASSETCACHE", "Asset not found {0}", req.AssetID.ToString());
_receiver.AssetNotFound(req.AssetID);
}
_receiver.AssetReceived(newAsset, req.IsTexture);
}
catch (Exception e)
else
{
MainLog.Instance.Error("ASSETCACHE", e.Message);
MainLog.Instance.Debug("ASSETCACHE", "Getting asset {0}", req.AssetID.ToString());
MainLog.Instance.Error("ASSETCACHE", e.StackTrace);
MainLog.Instance.Debug("ASSETCACHE", "Asset not found {0}", req.AssetID.ToString());
_receiver.AssetNotFound(req.AssetID);
}
}
catch (Exception e)
{
MainLog.Instance.Error("ASSETCACHE", e.Message);
MainLog.Instance.Debug("ASSETCACHE", "Getting asset {0}", req.AssetID.ToString());
MainLog.Instance.Error("ASSETCACHE", e.StackTrace);
}
}
public override void UpdateAsset(AssetBase asset)
{
@ -104,18 +95,18 @@ namespace OpenSim.Framework.Communications.Cache
{
try
{
// MemoryStream s = new MemoryStream();
// MemoryStream s = new MemoryStream();
// XmlSerializer xs = new XmlSerializer(typeof(AssetBase));
// xs.Serialize(s, asset);
// RestClient rc = new RestClient(_assetServerUrl);
MainLog.Instance.Verbose("ASSET", "Storing asset");
// XmlSerializer xs = new XmlSerializer(typeof(AssetBase));
// xs.Serialize(s, asset);
// RestClient rc = new RestClient(_assetServerUrl);
MainLog.Instance.Verbose("ASSET", "Storing asset");
//rc.AddResourcePath("assets");
// rc.RequestMethod = "POST";
// rc.Request(s);
//MainLog.Instance.Verbose("ASSET", "Stored {0}", rc);
MainLog.Instance.Verbose("ASSET", "Sending to " + _assetServerUrl + "/assets/");
RestObjectPoster.BeginPostObject<AssetBase>(_assetServerUrl + "/assets/", asset);
// rc.RequestMethod = "POST";
// rc.Request(s);
//MainLog.Instance.Verbose("ASSET", "Stored {0}", rc);
MainLog.Instance.Verbose("ASSET", "Sending to " + _assetServerUrl + "/assets/");
RestObjectPoster.BeginPostObject<AssetBase>(_assetServerUrl + "/assets/", asset);
}
catch (Exception e)
{
@ -132,7 +123,7 @@ namespace OpenSim.Framework.Communications.Cache
throw new Exception("The method or operation is not implemented.");
}
#endregion
}

37
OpenSim/Framework/Communications/Cache/SQLAssetServer.cs
View File

@ -57,7 +57,7 @@ namespace OpenSim.Framework.Communications.Cache
if (typeInterface != null)
{
IAssetProvider plug =
(IAssetProvider) Activator.CreateInstance(pluginAssembly.GetType(pluginType.ToString()));
(IAssetProvider)Activator.CreateInstance(pluginAssembly.GetType(pluginType.ToString()));
m_assetProviderPlugin = plug;
m_assetProviderPlugin.Initialise();
@ -65,12 +65,8 @@ namespace OpenSim.Framework.Communications.Cache
"Added " + m_assetProviderPlugin.Name + " " +
m_assetProviderPlugin.Version);
}
typeInterface = null;
}
}
pluginAssembly = null;
}
@ -81,27 +77,20 @@ namespace OpenSim.Framework.Communications.Cache
m_assetProviderPlugin.CommitAssets();
}
protected override void RunRequests()
protected override void ProcessRequest(AssetRequest req)
{
while (true)
AssetBase asset;
lock (syncLock)
{
ARequest req = _assetRequests.Dequeue();
//MainLog.Instance.Verbose("AssetStorage","Requesting asset: " + req.AssetID);
AssetBase asset = null;
lock (syncLock)
{
asset = m_assetProviderPlugin.FetchAsset(req.AssetID);
}
if (asset != null)
{
_receiver.AssetReceived(asset, req.IsTexture);
}
else
{
_receiver.AssetNotFound(req.AssetID);
}
asset = m_assetProviderPlugin.FetchAsset(req.AssetID);
}
if (asset != null)
{
_receiver.AssetReceived(asset, req.IsTexture);
}
else
{
_receiver.AssetNotFound(req.AssetID);
}
}

6
OpenSim/Framework/IAssetServer.cs
View File

@ -60,10 +60,4 @@ namespace OpenSim.Framework
{
IAssetServer GetAssetServer();
}
public struct ARequest
{
public LLUUID AssetID;
public bool IsTexture;
}
}