Experimental comment to eneralize the handling of Linden caps when the

cap is something other than "localhost". A new interface for handling
external caps is supported with an example implemented for Simian. The
only linden cap supporting this interface right now is the GetTexture
cap.
TeleportWork
Mic Bowman 2013-07-31 15:37:15 -07:00
parent d82126b651
commit 1299592405
4 changed files with 233 additions and 1 deletions

View File

@ -137,7 +137,11 @@ namespace OpenSim.Region.ClientStack.Linden
else
{
// m_log.DebugFormat("[GETTEXTURE]: {0} in region {1}", m_URL, m_scene.RegionInfo.RegionName);
caps.RegisterHandler("GetTexture", m_URL);
IExternalCapsModule handler = m_scene.RequestModuleInterface<IExternalCapsModule>();
if (handler != null)
handler.RegisterExternalUserCapsHandler(agentID,caps,"GetTexture",m_URL);
else
caps.RegisterHandler("GetTexture", m_URL);
}
}

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@ -0,0 +1,48 @@
/*
* 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 OpenMetaverse;
using OpenSim.Framework;
using Caps=OpenSim.Framework.Capabilities.Caps;
namespace OpenSim.Region.Framework.Interfaces
{
public interface IExternalCapsModule
{
/// <summary>
/// This function extends the simple URL configuration in the caps handlers
/// to facilitate more interesting computation when an external handler is
/// sent to the viewer.
/// </summary>
/// <param name="agentID">New user UUID</param>
/// <param name="caps">Internal caps registry, where the external handler will be registered</param>
/// <param name="capName">Name of the specific cap we are registering</param>
/// <param name="urlSkel">The skeleton URL provided in the caps configuration</param>
bool RegisterExternalUserCapsHandler(UUID agentID, Caps caps, String capName, String urlSkel);
}
}

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@ -0,0 +1,179 @@
/*
* 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;
using System.Collections.Generic;
using System.Reflection;
using System.IO;
using System.Web;
using log4net;
using Nini.Config;
using Mono.Addins;
using OpenMetaverse;
using OpenMetaverse.StructuredData;
using OpenSim.Framework;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;
using OpenSim.Services.Interfaces;
using Caps = OpenSim.Framework.Capabilities.Caps;
namespace OpenSim.Services.Connectors.SimianGrid
{
[Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "SimianExternalCapsModule")]
public class SimianExternalCapsModule : INonSharedRegionModule, IExternalCapsModule
{
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
private bool m_enabled = true;
private Scene m_scene;
private String m_simianURL;
private IGridUserService m_GridUserService;
#region IRegionModule Members
public string Name
{
get { return this.GetType().Name; }
}
public void Initialise(IConfigSource config)
{
try
{
IConfig m_config;
if ((m_config = config.Configs["SimianExternalCaps"]) != null)
{
m_enabled = m_config.GetBoolean("Enabled", m_enabled);
if ((m_config = config.Configs["SimianGrid"]) != null)
{
m_simianURL = m_config.GetString("SimianServiceURL");
if (String.IsNullOrEmpty(m_simianURL))
m_log.ErrorFormat("[SimianGrid] service URL is not defined");
}
}
else
m_enabled = false;
}
catch (Exception e)
{
m_log.ErrorFormat("[SimianExternalCaps] initialization error: {0}",e.Message);
return;
}
}
public void PostInitialise() { }
public void Close() { }
public void AddRegion(Scene scene)
{
if (! m_enabled)
return;
m_scene = scene;
m_scene.RegisterModuleInterface<IExternalCapsModule>(this);
}
public void RemoveRegion(Scene scene)
{
if (! m_enabled)
return;
m_scene.EventManager.OnRegisterCaps -= RegisterCapsEventHandler;
m_scene.EventManager.OnDeregisterCaps -= DeregisterCapsEventHandler;
}
public void RegionLoaded(Scene scene)
{
if (! m_enabled)
return;
m_scene.EventManager.OnRegisterCaps += RegisterCapsEventHandler;
m_scene.EventManager.OnDeregisterCaps += DeregisterCapsEventHandler;
}
public Type ReplaceableInterface
{
get { return null; }
}
#endregion
#region IExternalCapsModule
// Eg http://grid.sciencesim.com/GridPublic/%CAP%/%OP%/"
public bool RegisterExternalUserCapsHandler(UUID agentID, Caps caps, String capName, String urlSkel)
{
UUID cap = UUID.Random();
// Call to simian to register the cap we generated
// NameValueCollection requestArgs = new NameValueCollection
// {
// { "RequestMethod", "AddCapability" },
// { "Resource", "user" },
// { "Expiration", 0 },
// { "OwnerID", agentID.ToString() },
// { "CapabilityID", cap.ToString() }
// };
// OSDMap response = SimianGrid.PostToService(m_simianURL, requestArgs);
Dictionary<String,String> subs = new Dictionary<String,String>();
subs["%OP%"] = capName;
subs["%USR%"] = agentID.ToString();
subs["%CAP%"] = cap.ToString();
subs["%SIM%"] = m_scene.RegionInfo.RegionID.ToString();
caps.RegisterHandler(capName,ExpandSkeletonURL(urlSkel,subs));
return true;
}
#endregion
#region EventHandlers
public void RegisterCapsEventHandler(UUID agentID, Caps caps) { }
public void DeregisterCapsEventHandler(UUID agentID, Caps caps) { }
#endregion
private String ExpandSkeletonURL(String urlSkel, Dictionary<String,String> subs)
{
String result = urlSkel;
foreach (KeyValuePair<String,String> kvp in subs)
{
result = result.Replace(kvp.Key,kvp.Value);
}
return result;
}
}
}

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@ -869,6 +869,7 @@
<Reference name="Mono.Addins" path="../../../bin/"/>
<Reference name="OpenSim.Data"/>
<Reference name="OpenSim.Framework"/>
<Reference name="OpenSim.Capabilities"/>
<Reference name="OpenSim.Framework.Communications"/>
<Reference name="OpenSim.Framework.Console"/>
<Reference name="OpenSim.Region.Framework"/>