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/*
* 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.Reflection;
using log4net;
using Nini.Config;
using OpenMetaverse;
using Mono.Addins;
using OpenSim.Framework;
using OpenSim.Framework.Servers;
using OpenSim.Framework.Servers.HttpServer;
using OpenSim.Framework.Client;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;
namespace OpenSim.Region.OptionalModules.Scripting.XmlRpcGridRouterModule
{
public class XmlRpcInfo
{
public UUID item;
public UUID channel;
public string uri;
}
[Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "XmlRpcGridRouter")]
public class XmlRpcGridRouter : INonSharedRegionModule, IXmlRpcRouter
{
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
private Dictionary<UUID, UUID> m_Channels =
new Dictionary<UUID, UUID>();
private bool m_Enabled = false;
private string m_ServerURI = String.Empty;
#region INonSharedRegionModule
public void Initialise(IConfigSource config)
{
IConfig startupConfig = config.Configs["XMLRPC"];
if (startupConfig == null)
return;
if (startupConfig.GetString("XmlRpcRouterModule",
"XmlRpcRouterModule") == "XmlRpcGridRouterModule")
{
m_ServerURI = startupConfig.GetString("XmlRpcHubURI", String.Empty);
if (m_ServerURI == String.Empty)
{
m_log.Error("[XMLRPC GRID ROUTER] Module configured but no URI given. Disabling");
return;
}
m_Enabled = true;
}
}
public void AddRegion(Scene scene)
{
if (!m_Enabled)
return;
scene.RegisterModuleInterface<IXmlRpcRouter>(this);
IScriptModule scriptEngine = scene.RequestModuleInterface<IScriptModule>();
if ( scriptEngine != null )
{
scriptEngine.OnScriptRemoved += this.ScriptRemoved;
scriptEngine.OnObjectRemoved += this.ObjectRemoved;
}
}
public void RegionLoaded(Scene scene)
{
}
public void RemoveRegion(Scene scene)
{
if (!m_Enabled)
return;
scene.UnregisterModuleInterface<IXmlRpcRouter>(this);
}
public void Close()
{
}
public string Name
{
get { return "XmlRpcGridRouterModule"; }
}
public Type ReplaceableInterface
{
get { return null; }
}
#endregion
public void RegisterNewReceiver(IScriptModule scriptEngine, UUID channel, UUID objectID, UUID itemID, string uri)
{
if (!m_Enabled)
return;
m_log.InfoFormat("[XMLRPC GRID ROUTER]: New receiver Obj: {0} Ch: {1} ID: {2} URI: {3}",
objectID.ToString(), channel.ToString(), itemID.ToString(), uri);
XmlRpcInfo info = new XmlRpcInfo();
info.channel = channel;
info.uri = uri;
info.item = itemID;
bool success = SynchronousRestObjectRequester.MakeRequest<XmlRpcInfo, bool>(
"POST", m_ServerURI+"/RegisterChannel/", info);
if (!success)
{
m_log.Error("[XMLRPC GRID ROUTER] Error contacting server");
}
m_Channels[itemID] = channel;
}
public void UnRegisterReceiver(string channelID, UUID itemID)
{
if (!m_Enabled)
return;
RemoveChannel(itemID);
}
public void ScriptRemoved(UUID itemID)
{
if (!m_Enabled)
return;
RemoveChannel(itemID);
}
public void ObjectRemoved(UUID objectID)
{
// m_log.InfoFormat("[XMLRPC GRID ROUTER]: Object Removed {0}",objectID.ToString());
}
private bool RemoveChannel(UUID itemID)
{
if(!m_Channels.ContainsKey(itemID))
{
m_log.InfoFormat("[XMLRPC GRID ROUTER]: Attempted to unregister non-existing Item: {0}", itemID.ToString());
return false;
}
XmlRpcInfo info = new XmlRpcInfo();
info.channel = m_Channels[itemID];
info.item = itemID;
info.uri = "http://0.0.0.0:00";
if (info != null)
{
bool success = SynchronousRestObjectRequester.MakeRequest<XmlRpcInfo, bool>(
"POST", m_ServerURI+"/RemoveChannel/", info);
if (!success)
{
m_log.Error("[XMLRPC GRID ROUTER] Error contacting server");
}
m_Channels.Remove(itemID);
return true;
}
return false;
}
}
}
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