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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 log4net;
using Mono.Addins;
using System;
using System.Collections;
using System.Collections.Generic;
using System.Reflection;
using Nini.Config;
using OpenMetaverse;
using OpenSim.Framework;
using OpenSim.Services.Connectors;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;
using OpenSim.Server.Base;
using OpenSim.Services.Interfaces;
using GridRegion = OpenSim.Services.Interfaces.GridRegion;
namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
{
[Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "RemoteGridServicesConnector")]
public class RemoteGridServicesConnector : ISharedRegionModule, IGridService
{
private static readonly ILog m_log =
LogManager.GetLogger(
MethodBase.GetCurrentMethod().DeclaringType);
private bool m_Enabled = false;
private IGridService m_LocalGridService;
private IGridService m_RemoteGridService;
private RegionInfoCache m_RegionInfoCache = new RegionInfoCache();
public RemoteGridServicesConnector()
{
}
public RemoteGridServicesConnector(IConfigSource source)
{
InitialiseServices(source);
}
#region ISharedRegionmodule
public Type ReplaceableInterface
{
get { return null; }
}
public string Name
{
get { return "RemoteGridServicesConnector"; }
}
public void Initialise(IConfigSource source)
{
IConfig moduleConfig = source.Configs["Modules"];
if (moduleConfig != null)
{
string name = moduleConfig.GetString("GridServices", "");
if (name == Name)
{
InitialiseServices(source);
m_Enabled = true;
m_log.Info("[REMOTE GRID CONNECTOR]: Remote grid enabled");
}
}
}
private void InitialiseServices(IConfigSource source)
{
IConfig gridConfig = source.Configs["GridService"];
if (gridConfig == null)
{
m_log.Error("[REMOTE GRID CONNECTOR]: GridService missing from OpenSim.ini");
return;
}
string networkConnector = gridConfig.GetString("NetworkConnector", string.Empty);
if (networkConnector == string.Empty)
{
m_log.Error("[REMOTE GRID CONNECTOR]: Please specify a network connector under [GridService]");
return;
}
Object[] args = new Object[] { source };
m_RemoteGridService = ServerUtils.LoadPlugin<IGridService>(networkConnector, args);
m_LocalGridService = new LocalGridServicesConnector(source);
}
public void PostInitialise()
{
if (m_LocalGridService != null)
((ISharedRegionModule)m_LocalGridService).PostInitialise();
}
public void Close()
{
}
public void AddRegion(Scene scene)
{
if (m_Enabled)
scene.RegisterModuleInterface<IGridService>(this);
if (m_LocalGridService != null)
((ISharedRegionModule)m_LocalGridService).AddRegion(scene);
}
public void RemoveRegion(Scene scene)
{
if (m_LocalGridService != null)
((ISharedRegionModule)m_LocalGridService).RemoveRegion(scene);
}
public void RegionLoaded(Scene scene)
{
}
#endregion
#region IGridService
public string RegisterRegion(UUID scopeID, GridRegion regionInfo)
{
string msg = m_LocalGridService.RegisterRegion(scopeID, regionInfo);
if (msg == String.Empty)
return m_RemoteGridService.RegisterRegion(scopeID, regionInfo);
return msg;
}
public bool DeregisterRegion(UUID regionID)
{
if (m_LocalGridService.DeregisterRegion(regionID))
return m_RemoteGridService.DeregisterRegion(regionID);
return false;
}
public List<GridRegion> GetNeighbours(UUID scopeID, UUID regionID)
{
return m_RemoteGridService.GetNeighbours(scopeID, regionID);
}
public GridRegion GetRegionByUUID(UUID scopeID, UUID regionID)
{
bool inCache = false;
GridRegion rinfo = m_RegionInfoCache.Get(scopeID,regionID,out inCache);
if (inCache)
return rinfo;
rinfo = m_LocalGridService.GetRegionByUUID(scopeID, regionID);
if (rinfo == null)
rinfo = m_RemoteGridService.GetRegionByUUID(scopeID, regionID);
m_RegionInfoCache.Cache(scopeID,regionID,rinfo);
return rinfo;
}
// Get a region given its base world coordinates (in meters).
// NOTE: this is NOT 'get a region by some point in the region'. The coordinate MUST
// be the base coordinate of the region.
// The coordinates are world coords (meters), NOT region units.
public GridRegion GetRegionByPosition(UUID scopeID, int x, int y)
{
bool inCache = false;
GridRegion rinfo = m_RegionInfoCache.Get(scopeID, Util.RegionWorldLocToHandle((uint)x, (uint)y), out inCache);
if (inCache)
return rinfo;
rinfo = m_LocalGridService.GetRegionByPosition(scopeID, x, y);
if (rinfo == null)
rinfo = m_RemoteGridService.GetRegionByPosition(scopeID, x, y);
m_RegionInfoCache.Cache(rinfo);
return rinfo;
}
public GridRegion GetRegionByName(UUID scopeID, string regionName)
{
bool inCache = false;
GridRegion rinfo = m_RegionInfoCache.Get(scopeID,regionName, out inCache);
if (inCache)
return rinfo;
rinfo = m_LocalGridService.GetRegionByName(scopeID, regionName);
if (rinfo == null)
rinfo = m_RemoteGridService.GetRegionByName(scopeID, regionName);
// can't cache negative results for name lookups
m_RegionInfoCache.Cache(rinfo);
return rinfo;
}
public List<GridRegion> GetRegionsByName(UUID scopeID, string name, int maxNumber)
{
List<GridRegion> rinfo = m_LocalGridService.GetRegionsByName(scopeID, name, maxNumber);
//m_log.DebugFormat("[REMOTE GRID CONNECTOR]: Local GetRegionsByName {0} found {1} regions", name, rinfo.Count);
List<GridRegion> grinfo = m_RemoteGridService.GetRegionsByName(scopeID, name, maxNumber);
if (grinfo != null)
{
//m_log.DebugFormat("[REMOTE GRID CONNECTOR]: Remote GetRegionsByName {0} found {1} regions", name, grinfo.Count);
foreach (GridRegion r in grinfo)
{
m_RegionInfoCache.Cache(r);
if (rinfo.Find(delegate(GridRegion gr) { return gr.RegionID == r.RegionID; }) == null)
rinfo.Add(r);
}
}
return rinfo;
}
public virtual List<GridRegion> GetRegionRange(UUID scopeID, int xmin, int xmax, int ymin, int ymax)
{
List<GridRegion> rinfo = m_LocalGridService.GetRegionRange(scopeID, xmin, xmax, ymin, ymax);
//m_log.DebugFormat("[REMOTE GRID CONNECTOR]: Local GetRegionRange {0} found {1} regions", name, rinfo.Count);
List<GridRegion> grinfo = m_RemoteGridService.GetRegionRange(scopeID, xmin, xmax, ymin, ymax);
if (grinfo != null)
{
//m_log.DebugFormat("[REMOTE GRID CONNECTOR]: Remote GetRegionRange {0} found {1} regions", name, grinfo.Count);
foreach (GridRegion r in grinfo)
{
m_RegionInfoCache.Cache(r);
if (rinfo.Find(delegate(GridRegion gr) { return gr.RegionID == r.RegionID; }) == null)
rinfo.Add(r);
}
}
return rinfo;
}
public List<GridRegion> GetDefaultRegions(UUID scopeID)
{
List<GridRegion> rinfo = m_LocalGridService.GetDefaultRegions(scopeID);
//m_log.DebugFormat("[REMOTE GRID CONNECTOR]: Local GetDefaultRegions {0} found {1} regions", name, rinfo.Count);
List<GridRegion> grinfo = m_RemoteGridService.GetDefaultRegions(scopeID);
if (grinfo != null)
{
//m_log.DebugFormat("[REMOTE GRID CONNECTOR]: Remote GetDefaultRegions {0} found {1} regions", name, grinfo.Count);
foreach (GridRegion r in grinfo)
{
m_RegionInfoCache.Cache(r);
if (rinfo.Find(delegate(GridRegion gr) { return gr.RegionID == r.RegionID; }) == null)
rinfo.Add(r);
}
}
return rinfo;
}
public List<GridRegion> GetDefaultHypergridRegions(UUID scopeID)
{
List<GridRegion> rinfo = m_LocalGridService.GetDefaultHypergridRegions(scopeID);
//m_log.DebugFormat("[REMOTE GRID CONNECTOR]: Local GetDefaultHypergridRegions {0} found {1} regions", name, rinfo.Count);
List<GridRegion> grinfo = m_RemoteGridService.GetDefaultHypergridRegions(scopeID);
if (grinfo != null)
{
//m_log.DebugFormat("[REMOTE GRID CONNECTOR]: Remote GetDefaultHypergridRegions {0} found {1} regions", name, grinfo.Count);
foreach (GridRegion r in grinfo)
{
m_RegionInfoCache.Cache(r);
if (rinfo.Find(delegate(GridRegion gr) { return gr.RegionID == r.RegionID; }) == null)
rinfo.Add(r);
}
}
return rinfo;
}
public List<GridRegion> GetFallbackRegions(UUID scopeID, int x, int y)
{
List<GridRegion> rinfo = m_LocalGridService.GetFallbackRegions(scopeID, x, y);
//m_log.DebugFormat("[REMOTE GRID CONNECTOR]: Local GetFallbackRegions {0} found {1} regions", name, rinfo.Count);
List<GridRegion> grinfo = m_RemoteGridService.GetFallbackRegions(scopeID, x, y);
if (grinfo != null)
{
//m_log.DebugFormat("[REMOTE GRID CONNECTOR]: Remote GetFallbackRegions {0} found {1} regions", name, grinfo.Count);
foreach (GridRegion r in grinfo)
{
m_RegionInfoCache.Cache(r);
if (rinfo.Find(delegate(GridRegion gr) { return gr.RegionID == r.RegionID; }) == null)
rinfo.Add(r);
}
}
return rinfo;
}
public List<GridRegion> GetHyperlinks(UUID scopeID)
{
List<GridRegion> rinfo = m_LocalGridService.GetHyperlinks(scopeID);
//m_log.DebugFormat("[REMOTE GRID CONNECTOR]: Local GetHyperlinks {0} found {1} regions", name, rinfo.Count);
List<GridRegion> grinfo = m_RemoteGridService.GetHyperlinks(scopeID);
if (grinfo != null)
{
//m_log.DebugFormat("[REMOTE GRID CONNECTOR]: Remote GetHyperlinks {0} found {1} regions", name, grinfo.Count);
foreach (GridRegion r in grinfo)
{
m_RegionInfoCache.Cache(r);
if (rinfo.Find(delegate(GridRegion gr) { return gr.RegionID == r.RegionID; }) == null)
rinfo.Add(r);
}
}
return rinfo;
}
public int GetRegionFlags(UUID scopeID, UUID regionID)
{
int flags = m_LocalGridService.GetRegionFlags(scopeID, regionID);
if (flags == -1)
flags = m_RemoteGridService.GetRegionFlags(scopeID, regionID);
return flags;
}
public Dictionary<string, object> GetExtraFeatures()
{
Dictionary<string, object> extraFeatures;
extraFeatures = m_LocalGridService.GetExtraFeatures();
if (extraFeatures.Count == 0)
extraFeatures = m_RemoteGridService.GetExtraFeatures();
return extraFeatures;
}
#endregion
}
}
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