* Extracted common superclass for GetAssetStreamHandler and CachedGetAssetStreamHandler

* Added some more tests
0.6.5-rc1
lbsa71 2009-05-08 15:44:35 +00:00
parent 6b88a205d6
commit 54b5346f16
6 changed files with 289 additions and 331 deletions

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@ -0,0 +1,196 @@
/*
* 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 OpenSimulator 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 System;
using System.Collections.Generic;
using System.IO;
using System.Net;
using System.Reflection;
using System.Text;
using System.Text.RegularExpressions;
using System.Xml;
using System.Xml.Serialization;
using log4net;
using OpenMetaverse;
using OpenSim.Framework.Servers.HttpServer;
using OpenSim.Framework.Statistics;
namespace OpenSim.Framework.Servers
{
public abstract class BaseGetAssetStreamHandler : BaseStreamHandler
{
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
protected BaseGetAssetStreamHandler(string httpMethod, string path) : base(httpMethod, path)
{
}
protected abstract AssetBase GetAsset(UUID assetID);
public override byte[] Handle(string path, Stream request,
OSHttpRequest httpRequest, OSHttpResponse httpResponse)
{
byte[] result = new byte[] { };
string[] p = SplitParams(path);
if (p.Length > 0)
{
UUID assetID = UUID.Zero;
if (!UUID.TryParse(p[0], out assetID))
{
m_log.InfoFormat(
"[REST]: GET:/asset ignoring request with malformed UUID {0}", p[0]);
return result;
}
if (StatsManager.AssetStats != null)
StatsManager.AssetStats.AddRequest();
AssetBase asset = GetAsset(assetID);
if (asset != null)
{
// if (asset.ContainsReferences)
// {
// asset.Data = ProcessOutgoingAssetData(asset.Data);
// }
if (p.Length > 1 && p[1] == "data")
{
httpResponse.StatusCode = (int)HttpStatusCode.OK;
httpResponse.ContentType = SLAssetTypeToContentType(asset.Type);
result = asset.Data;
}
else
{
XmlSerializer xs = new XmlSerializer(typeof(AssetBase));
MemoryStream ms = new MemoryStream();
XmlTextWriter xw = new XmlTextWriter(ms, Encoding.UTF8);
xw.Formatting = Formatting.Indented;
xs.Serialize(xw, asset);
xw.Flush();
ms.Seek(0, SeekOrigin.Begin);
//StreamReader sr = new StreamReader(ms);
result = ms.GetBuffer();
Array.Resize<byte>(ref result, (int)ms.Length);
}
}
else
{
if (StatsManager.AssetStats != null)
StatsManager.AssetStats.AddNotFoundRequest();
m_log.InfoFormat("[REST]: GET:/asset failed to find {0}", assetID);
}
}
return result;
}
public string ProcessAssetDataString(string data)
{
Regex regex = new Regex("(creator_id|owner_id)\\s+(\\S+)");
// IUserService userService = null;
data = regex.Replace(data, delegate(Match m)
{
string result = String.Empty;
// string key = m.Groups[1].Captures[0].Value;
//
// string value = m.Groups[2].Captures[0].Value;
//
// Guid userUri;
//
// switch (key)
// {
// case "creator_id":
// userUri = new Guid(value);
// // result = "creator_url " + userService(userService, userUri);
// break;
//
// case "owner_id":
// userUri = new Guid(value);
// // result = "owner_url " + ResolveUserUri(userService, userUri);
// break;
// }
return result;
});
return data;
}
private string SLAssetTypeToContentType(int assetType)
{
switch (assetType)
{
case 0:
return "image/jp2";
case 1:
return "application/ogg";
case 2:
return "application/x-metaverse-callingcard";
case 3:
return "application/x-metaverse-landmark";
case 5:
return "application/x-metaverse-clothing";
case 6:
return "application/x-metaverse-primitive";
case 7:
return "application/x-metaverse-notecard";
case 8:
return "application/x-metaverse-folder";
case 10:
return "application/x-metaverse-lsl";
case 11:
return "application/x-metaverse-lso";
case 12:
return "image/tga";
case 13:
return "application/x-metaverse-bodypart";
case 17:
return "audio/x-wav";
case 19:
return "image/jpeg";
case 20:
return "application/x-metaverse-animation";
case 21:
return "application/x-metaverse-gesture";
case 22:
return "application/x-metaverse-simstate";
default:
return "application/octet-stream";
}
}
}
}

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@ -25,194 +25,27 @@
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using System.IO;
using System.Reflection;
using System.Text;
using System.Text.RegularExpressions;
using System.Xml;
using System.Xml.Serialization;
using log4net;
using OpenMetaverse;
using OpenSim.Data;
using OpenSim.Framework;
using OpenSim.Framework.Servers;
using OpenSim.Framework.Servers.HttpServer;
using OpenSim.Framework.Statistics;
using System.Net;
namespace OpenSim.Framework.Servers
{
public class CachedGetAssetStreamHandler : BaseStreamHandler
public class CachedGetAssetStreamHandler : BaseGetAssetStreamHandler
{
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
// private OpenAsset_Main m_assetManager;
private readonly IAssetCache m_assetProvider;
/// <summary>
/// Constructor.
/// </summary>
/// <param name="assetManager"></param>
/// <param name="assetProvider"></param>
public CachedGetAssetStreamHandler(IAssetCache assetProvider)
: base("GET", "/assets")
{
// m_log.Info("[REST]: In Get Request");
// m_assetManager = assetManager;
m_assetProvider = assetProvider;
}
public override byte[] Handle(string path, Stream request,
OSHttpRequest httpRequest, OSHttpResponse httpResponse)
protected override AssetBase GetAsset(UUID assetID)
{
string param = GetParam(path);
byte[] result = new byte[] { };
string[] p = param.Split(new char[] { '/', '?', '&' }, StringSplitOptions.RemoveEmptyEntries);
if (p.Length > 0)
{
UUID assetID = UUID.Zero;
if (!UUID.TryParse(p[0], out assetID))
{
m_log.InfoFormat(
"[REST]: GET:/asset ignoring request with malformed UUID {0}", p[0]);
return result;
}
if (StatsManager.AssetStats != null)
StatsManager.AssetStats.AddRequest();
AssetBase asset = m_assetProvider.GetAsset(assetID,true); // TODO IsTexture should be deduced from loaded asset. It is not used in this case.
if (asset != null)
{
// if (asset.ContainsReferences)
// {
// asset.Data = ProcessOutgoingAssetData(asset.Data);
// }
if (p.Length > 1 && p[1] == "data")
{
httpResponse.StatusCode = (int)HttpStatusCode.OK;
httpResponse.ContentType = SLAssetTypeToContentType(asset.Type);
result = asset.Data;
}
else
{
XmlSerializer xs = new XmlSerializer(typeof(AssetBase));
MemoryStream ms = new MemoryStream();
XmlTextWriter xw = new XmlTextWriter(ms, Encoding.UTF8);
xw.Formatting = Formatting.Indented;
xs.Serialize(xw, asset);
xw.Flush();
ms.Seek(0, SeekOrigin.Begin);
//StreamReader sr = new StreamReader(ms);
result = ms.GetBuffer();
Array.Resize<byte>(ref result, (int)ms.Length);
}
}
else
{
if (StatsManager.AssetStats != null)
StatsManager.AssetStats.AddNotFoundRequest();
m_log.InfoFormat("[REST]: GET:/asset failed to find {0}", assetID);
}
}
return result;
}
// private byte[] ProcessOutgoingAssetData(byte[] assetData)
// {
// string data = Encoding.ASCII.GetString(assetData);
// data = ProcessAssetDataString(data);
// return Encoding.ASCII.GetBytes(data);
// }
public string ProcessAssetDataString(string data)
{
Regex regex = new Regex("(creator_id|owner_id)\\s+(\\S+)");
// IUserService userService = null;
data = regex.Replace(data, delegate(Match m)
{
string result = String.Empty;
// string key = m.Groups[1].Captures[0].Value;
//
// string value = m.Groups[2].Captures[0].Value;
//
// Guid userUri;
//
// switch (key)
// {
// case "creator_id":
// userUri = new Guid(value);
// // result = "creator_url " + userService(userService, userUri);
// break;
//
// case "owner_id":
// userUri = new Guid(value);
// // result = "owner_url " + ResolveUserUri(userService, userUri);
// break;
// }
return result;
});
return data;
}
private string SLAssetTypeToContentType(int assetType)
{
switch (assetType)
{
case 0:
return "image/jp2";
case 1:
return "application/ogg";
case 2:
return "application/x-metaverse-callingcard";
case 3:
return "application/x-metaverse-landmark";
case 5:
return "application/x-metaverse-clothing";
case 6:
return "application/x-metaverse-primitive";
case 7:
return "application/x-metaverse-notecard";
case 8:
return "application/x-metaverse-folder";
case 10:
return "application/x-metaverse-lsl";
case 11:
return "application/x-metaverse-lso";
case 12:
return "image/tga";
case 13:
return "application/x-metaverse-bodypart";
case 17:
return "audio/x-wav";
case 19:
return "image/jpeg";
case 20:
return "application/x-metaverse-animation";
case 21:
return "application/x-metaverse-gesture";
case 22:
return "application/x-metaverse-simstate";
default:
return "application/octet-stream";
}
return m_assetProvider.GetAsset(assetID, true); // TODO IsTexture should be deduced from loaded asset. It is not used in this case.
}
}
}

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@ -43,174 +43,21 @@ using System.Net;
namespace OpenSim.Framework.Servers
{
public class GetAssetStreamHandler : BaseStreamHandler
public class GetAssetStreamHandler : BaseGetAssetStreamHandler
{
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
// private OpenAsset_Main m_assetManager;
private readonly IAssetDataPlugin m_assetProvider;
/// <summary>
/// Constructor.
/// </summary>
/// <param name="assetManager"></param>
/// <param name="assetProvider"></param>
public GetAssetStreamHandler(IAssetDataPlugin assetProvider)
: base("GET", "/assets")
{
// m_log.Info("[REST]: In Get Request");
// m_assetManager = assetManager;
m_assetProvider = assetProvider;
}
public override byte[] Handle(string path, Stream request,
OSHttpRequest httpRequest, OSHttpResponse httpResponse)
protected override AssetBase GetAsset(UUID assetID)
{
byte[] result = new byte[] { };
string[] p = SplitParams(path);
if (p.Length > 0)
{
UUID assetID = UUID.Zero;
if (!UUID.TryParse(p[0], out assetID))
{
m_log.InfoFormat(
"[REST]: GET:/asset ignoring request with malformed UUID {0}", p[0]);
return result;
}
if (StatsManager.AssetStats != null)
StatsManager.AssetStats.AddRequest();
AssetBase asset = m_assetProvider.FetchAsset(assetID);
if (asset != null)
{
// if (asset.ContainsReferences)
// {
// asset.Data = ProcessOutgoingAssetData(asset.Data);
// }
if (p.Length > 1 && p[1] == "data")
{
httpResponse.StatusCode = (int)HttpStatusCode.OK;
httpResponse.ContentType = SLAssetTypeToContentType(asset.Type);
result = asset.Data;
}
else
{
XmlSerializer xs = new XmlSerializer(typeof(AssetBase));
MemoryStream ms = new MemoryStream();
XmlTextWriter xw = new XmlTextWriter(ms, Encoding.UTF8);
xw.Formatting = Formatting.Indented;
xs.Serialize(xw, asset);
xw.Flush();
ms.Seek(0, SeekOrigin.Begin);
//StreamReader sr = new StreamReader(ms);
result = ms.GetBuffer();
Array.Resize<byte>(ref result, (int)ms.Length);
}
}
else
{
if (StatsManager.AssetStats != null)
StatsManager.AssetStats.AddNotFoundRequest();
m_log.InfoFormat("[REST]: GET:/asset failed to find {0}", assetID);
}
}
return result;
}
// private byte[] ProcessOutgoingAssetData(byte[] assetData)
// {
// string data = Encoding.ASCII.GetString(assetData);
// data = ProcessAssetDataString(data);
// return Encoding.ASCII.GetBytes(data);
// }
public string ProcessAssetDataString(string data)
{
Regex regex = new Regex("(creator_id|owner_id)\\s+(\\S+)");
// IUserService userService = null;
data = regex.Replace(data, delegate(Match m)
{
string result = String.Empty;
// string key = m.Groups[1].Captures[0].Value;
//
// string value = m.Groups[2].Captures[0].Value;
//
// Guid userUri;
//
// switch (key)
// {
// case "creator_id":
// userUri = new Guid(value);
// // result = "creator_url " + userService(userService, userUri);
// break;
//
// case "owner_id":
// userUri = new Guid(value);
// // result = "owner_url " + ResolveUserUri(userService, userUri);
// break;
// }
return result;
});
return data;
}
private string SLAssetTypeToContentType(int assetType)
{
switch (assetType)
{
case 0:
return "image/jp2";
case 1:
return "application/ogg";
case 2:
return "application/x-metaverse-callingcard";
case 3:
return "application/x-metaverse-landmark";
case 5:
return "application/x-metaverse-clothing";
case 6:
return "application/x-metaverse-primitive";
case 7:
return "application/x-metaverse-notecard";
case 8:
return "application/x-metaverse-folder";
case 10:
return "application/x-metaverse-lsl";
case 11:
return "application/x-metaverse-lso";
case 12:
return "image/tga";
case 13:
return "application/x-metaverse-bodypart";
case 17:
return "audio/x-wav";
case 19:
return "image/jpeg";
case 20:
return "application/x-metaverse-animation";
case 21:
return "application/x-metaverse-gesture";
case 22:
return "application/x-metaverse-simstate";
default:
return "application/octet-stream";
}
return m_assetProvider.FetchAsset(assetID);
}
}
}

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@ -0,0 +1,72 @@
using System;
using System.Collections.Generic;
using System.Text;
using NUnit.Framework;
using OpenSim.Data;
using OpenSim.Framework.Servers.HttpServer;
using OpenSim.Tests.Common;
namespace OpenSim.Framework.Servers.Tests
{
[TestFixture]
public class CachedGetAssetStreamHandlerTests
{
private const string ASSETS_PATH = "/assets";
[Test]
public void TestConstructor()
{
TestHelper.InMethod();
CachedGetAssetStreamHandler handler = new CachedGetAssetStreamHandler(null);
}
[Test]
public void TestGetParams()
{
TestHelper.InMethod();
CachedGetAssetStreamHandler handler = new CachedGetAssetStreamHandler(null);
BaseRequestHandlerTestHelper.BaseTestGetParams(handler, ASSETS_PATH);
}
[Test]
public void TestSplitParams()
{
TestHelper.InMethod();
CachedGetAssetStreamHandler handler = new CachedGetAssetStreamHandler(null);
BaseRequestHandlerTestHelper.BaseTestSplitParams(handler, ASSETS_PATH);
}
[Test]
public void TestHandleNoParams()
{
TestHelper.InMethod();
CachedGetAssetStreamHandler handler = new CachedGetAssetStreamHandler(null);
BaseRequestHandlerTestHelper.BaseTestHandleNoParams(handler, ASSETS_PATH);
}
[Test]
public void TestHandleMalformedGuid()
{
TestHelper.InMethod();
CachedGetAssetStreamHandler handler = new CachedGetAssetStreamHandler(null);
BaseRequestHandlerTestHelper.BaseTestHandleMalformedGuid(handler, ASSETS_PATH);
}
//[Test]
//public void TestHandleFetchMissingAsset()
//{
// byte[] emptyResult = new byte[] { };
// CachedGetAssetStreamHandler handler = new CachedGetAssetStreamHandler(null);
// Assert.AreEqual(new string[] { }, handler.Handle("/assets/badGuid", null, null, null), "Failed on bad guid.");
//}
}
}

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@ -11,7 +11,6 @@ namespace OpenSim.Framework.Servers.Tests
[TestFixture]
public class GetAssetStreamHandlerTests
{
private static byte[] EmptyByteArray = new byte[] {};
private const string ASSETS_PATH = "/assets";
[Test]
@ -47,8 +46,7 @@ namespace OpenSim.Framework.Servers.Tests
GetAssetStreamHandler handler = new GetAssetStreamHandler(null);
Assert.AreEqual(EmptyByteArray, handler.Handle(ASSETS_PATH, null, null, null), "Failed on empty params.");
Assert.AreEqual(EmptyByteArray, handler.Handle(ASSETS_PATH + "/", null, null, null), "Failed on single slash.");
BaseRequestHandlerTestHelper.BaseTestHandleNoParams(handler, ASSETS_PATH);
}
[Test]
@ -58,13 +56,12 @@ namespace OpenSim.Framework.Servers.Tests
GetAssetStreamHandler handler = new GetAssetStreamHandler(null);
Assert.AreEqual(EmptyByteArray, handler.Handle(ASSETS_PATH + "/badGuid", null, null, null), "Failed on bad guid.");
BaseRequestHandlerTestHelper.BaseTestHandleMalformedGuid(handler, ASSETS_PATH);
}
//[Test]
//public void TestHandleFetchMissingAsset()
//{
// byte[] emptyResult = new byte[] { };
// GetAssetStreamHandler handler = new GetAssetStreamHandler(null);

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@ -40,5 +40,18 @@ namespace OpenSim.Tests.Common
Assert.AreEqual(new string[] { "c", "d" }, handler.SplitParams(assetsPath + "/c/d"), "Failed on second segment.");
Assert.AreEqual(new string[] { "e", "f" }, handler.SplitParams(assetsPath + "/e/f/"), "Failed on trailing slash.");
}
public static byte[] EmptyByteArray = new byte[] {};
public static void BaseTestHandleNoParams(BaseGetAssetStreamHandler handler, string assetsPath)
{
Assert.AreEqual(EmptyByteArray, handler.Handle(assetsPath, null, null, null), "Failed on empty params.");
Assert.AreEqual(EmptyByteArray, handler.Handle(assetsPath + "/", null, null, null), "Failed on single slash.");
}
public static void BaseTestHandleMalformedGuid(BaseGetAssetStreamHandler handler, string assetsPath)
{
Assert.AreEqual(EmptyByteArray, handler.Handle(assetsPath + "/badGuid", null, null, null), "Failed on bad guid.");
}
}
}