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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;
using System.IO;
using System.Net;
using System.Reflection;
using System.Text;
using log4net;
using Mono.Addins;
using Nini.Config;
using OpenMetaverse;
using OpenMetaverse.StructuredData;
using OpenSim.Framework;
using OpenSim.Framework.Communications;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;
using OpenSim.Region.Framework.Scenes.Serialization;
using OpenSim.Services.Interfaces;
using OpenSim.Services.Connectors.Simulation;
using GridRegion = OpenSim.Services.Interfaces.GridRegion;
namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Simulation
{
[Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "RemoteSimulationConnectorModule")]
public class RemoteSimulationConnectorModule : ISharedRegionModule, ISimulationService
{
private bool initialized = false;
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
protected bool m_enabled = false;
protected Scene m_aScene;
// RemoteSimulationConnector does not care about local regions; it delegates that to the Local module
protected LocalSimulationConnectorModule m_localBackend;
protected SimulationServiceConnector m_remoteConnector;
protected bool m_safemode;
protected IPAddress m_thisIP;
#region Region Module interface
public virtual void Initialise(IConfigSource config)
{
IConfig moduleConfig = config.Configs["Modules"];
if (moduleConfig != null)
{
string name = moduleConfig.GetString("SimulationServices", "");
if (name == Name)
{
//IConfig userConfig = config.Configs["SimulationService"];
//if (userConfig == null)
//{
// m_log.Error("[AVATAR CONNECTOR]: SimulationService missing from OpenSim.ini");
// return;
//}
m_remoteConnector = new SimulationServiceConnector();
m_enabled = true;
m_log.Info("[SIMULATION CONNECTOR]: Remote simulation enabled");
}
}
}
public virtual void PostInitialise()
{
}
public virtual void Close()
{
}
public void AddRegion(Scene scene)
{
if (!m_enabled)
return;
if (!initialized)
{
InitOnce(scene);
initialized = true;
}
InitEach(scene);
}
public void RemoveRegion(Scene scene)
{
if (m_enabled)
{
m_localBackend.RemoveScene(scene);
scene.UnregisterModuleInterface<ISimulationService>(this);
}
}
public void RegionLoaded(Scene scene)
{
if (!m_enabled)
return;
}
public Type ReplaceableInterface
{
get { return null; }
}
public virtual string Name
{
get { return "RemoteSimulationConnectorModule"; }
}
protected virtual void InitEach(Scene scene)
{
m_localBackend.Init(scene);
scene.RegisterModuleInterface<ISimulationService>(this);
}
protected virtual void InitOnce(Scene scene)
{
m_localBackend = new LocalSimulationConnectorModule();
m_aScene = scene;
//m_regionClient = new RegionToRegionClient(m_aScene, m_hyperlinkService);
m_thisIP = Util.GetHostFromDNS(scene.RegionInfo.ExternalHostName);
}
#endregion
#region IInterregionComms
public IScene GetScene(UUID regionId)
{
return m_localBackend.GetScene(regionId);
}
public ISimulationService GetInnerService()
{
return m_localBackend;
}
/**
* Agent-related communications
*/
public bool CreateAgent(GridRegion destination, AgentCircuitData aCircuit, uint teleportFlags, out string reason)
{
if (destination == null)
{
reason = "Given destination was null";
m_log.DebugFormat("[REMOTE SIMULATION CONNECTOR]: CreateAgent was given a null destination");
return false;
}
// Try local first
if (m_localBackend.CreateAgent(destination, aCircuit, teleportFlags, out reason))
return true;
// else do the remote thing
if (!m_localBackend.IsLocalRegion(destination.RegionID))
{
return m_remoteConnector.CreateAgent(destination, aCircuit, teleportFlags, out reason);
}
return false;
}
public bool UpdateAgent(GridRegion destination, AgentData cAgentData)
{
if (destination == null)
return false;
// Try local first
if (m_localBackend.IsLocalRegion(destination.RegionID))
return m_localBackend.UpdateAgent(destination, cAgentData);
return m_remoteConnector.UpdateAgent(destination, cAgentData);
}
public bool UpdateAgent(GridRegion destination, AgentPosition cAgentData)
{
if (destination == null)
return false;
// Try local first
if (m_localBackend.IsLocalRegion(destination.RegionID))
return m_localBackend.UpdateAgent(destination, cAgentData);
return m_remoteConnector.UpdateAgent(destination, cAgentData);
}
public bool QueryAccess(GridRegion destination, UUID id, Vector3 position, out string version, out string reason)
{
reason = "Communications failure";
version = "Unknown";
if (destination == null)
return false;
// Try local first
if (m_localBackend.QueryAccess(destination, id, position, out version, out reason))
return true;
// else do the remote thing
if (!m_localBackend.IsLocalRegion(destination.RegionID))
return m_remoteConnector.QueryAccess(destination, id, position, out version, out reason);
return false;
}
public bool ReleaseAgent(UUID origin, UUID id, string uri)
{
// Try local first
if (m_localBackend.ReleaseAgent(origin, id, uri))
return true;
// else do the remote thing
if (!m_localBackend.IsLocalRegion(origin))
return m_remoteConnector.ReleaseAgent(origin, id, uri);
return false;
}
public bool CloseAgent(GridRegion destination, UUID id)
{
if (destination == null)
return false;
// Try local first
if (m_localBackend.CloseAgent(destination, id))
return true;
// else do the remote thing
if (!m_localBackend.IsLocalRegion(destination.RegionID))
return m_remoteConnector.CloseAgent(destination, id);
return false;
}
/**
* Object-related communications
*/
public bool CreateObject(GridRegion destination, Vector3 newPosition, ISceneObject sog, bool isLocalCall)
{
if (destination == null)
return false;
// Try local first
if (m_localBackend.CreateObject(destination, newPosition, sog, isLocalCall))
{
//m_log.Debug("[REST COMMS]: LocalBackEnd SendCreateObject succeeded");
return true;
}
// else do the remote thing
if (!m_localBackend.IsLocalRegion(destination.RegionID))
return m_remoteConnector.CreateObject(destination, newPosition, sog, isLocalCall);
return false;
}
#endregion /* IInterregionComms */
}
}
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