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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 Nini.Config;
- using System;
- using System.Collections.Generic;
- using System.Reflection;
- using OpenSim.Framework;
- using OpenSim.Framework.Console;
- using OpenSim.Server.Base;
- using OpenSim.Region.Framework.Interfaces;
- using OpenSim.Region.Framework.Scenes;
- using OpenSim.Services.Interfaces;
- using GridRegion = OpenSim.Services.Interfaces.GridRegion;
- using OpenMetaverse;
- namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
- {
- [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "LocalGridServicesConnector")]
- public class LocalGridServicesConnector : ISharedRegionModule, IGridService
- {
- private static readonly ILog m_log =
- LogManager.GetLogger(
- MethodBase.GetCurrentMethod().DeclaringType);
- private IGridService m_GridService;
- private Dictionary<UUID, RegionCache> m_LocalCache = new Dictionary<UUID, RegionCache>();
- private bool m_Enabled;
- public LocalGridServicesConnector()
- {
- m_log.Debug("[LOCAL GRID SERVICE CONNECTOR]: LocalGridServicesConnector no parms.");
- }
- public LocalGridServicesConnector(IConfigSource source)
- {
- m_log.Debug("[LOCAL GRID SERVICE CONNECTOR]: LocalGridServicesConnector instantiated directly.");
- InitialiseService(source);
- }
- #region ISharedRegionModule
- public Type ReplaceableInterface
- {
- get { return null; }
- }
- public string Name
- {
- get { return "LocalGridServicesConnector"; }
- }
- public void Initialise(IConfigSource source)
- {
- IConfig moduleConfig = source.Configs["Modules"];
- if (moduleConfig != null)
- {
- string name = moduleConfig.GetString("GridServices", "");
- if (name == Name)
- {
- InitialiseService(source);
- m_log.Info("[LOCAL GRID SERVICE CONNECTOR]: Local grid connector enabled");
- }
- }
- }
- private void InitialiseService(IConfigSource source)
- {
- IConfig assetConfig = source.Configs["GridService"];
- if (assetConfig == null)
- {
- m_log.Error("[LOCAL GRID SERVICE CONNECTOR]: GridService missing from OpenSim.ini");
- return;
- }
- string serviceDll = assetConfig.GetString("LocalServiceModule",
- String.Empty);
- if (serviceDll == String.Empty)
- {
- m_log.Error("[LOCAL GRID SERVICE CONNECTOR]: No LocalServiceModule named in section GridService");
- return;
- }
- Object[] args = new Object[] { source };
- m_GridService =
- ServerUtils.LoadPlugin<IGridService>(serviceDll,
- args);
- if (m_GridService == null)
- {
- m_log.Error("[LOCAL GRID SERVICE CONNECTOR]: Can't load grid service");
- return;
- }
- m_Enabled = true;
- }
- public void PostInitialise()
- {
- // FIXME: We will still add this command even if we aren't enabled since RemoteGridServiceConnector
- // will have instantiated us directly.
- MainConsole.Instance.Commands.AddCommand("Regions", false, "show neighbours",
- "show neighbours",
- "Shows the local regions' neighbours", HandleShowNeighboursCommand);
- }
- public void Close()
- {
- }
- public void AddRegion(Scene scene)
- {
- if (!m_Enabled)
- return;
- scene.RegisterModuleInterface<IGridService>(this);
- lock (m_LocalCache)
- {
- if (m_LocalCache.ContainsKey(scene.RegionInfo.RegionID))
- m_log.ErrorFormat("[LOCAL GRID SERVICE CONNECTOR]: simulator seems to have more than one region with the same UUID. Please correct this!");
- else
- m_LocalCache.Add(scene.RegionInfo.RegionID, new RegionCache(scene));
- }
- }
- public void RemoveRegion(Scene scene)
- {
- if (!m_Enabled)
- return;
- lock (m_LocalCache)
- {
- m_LocalCache[scene.RegionInfo.RegionID].Clear();
- m_LocalCache.Remove(scene.RegionInfo.RegionID);
- }
- }
- public void RegionLoaded(Scene scene)
- {
- }
- #endregion
- #region IGridService
- public string RegisterRegion(UUID scopeID, GridRegion regionInfo)
- {
- return m_GridService.RegisterRegion(scopeID, regionInfo);
- }
- public bool DeregisterRegion(UUID regionID)
- {
- return m_GridService.DeregisterRegion(regionID);
- }
- public List<GridRegion> GetNeighbours(UUID scopeID, UUID regionID)
- {
- return m_GridService.GetNeighbours(scopeID, regionID);
- }
- public GridRegion GetRegionByUUID(UUID scopeID, UUID regionID)
- {
- return m_GridService.GetRegionByUUID(scopeID, regionID);
- }
- public GridRegion GetRegionByPosition(UUID scopeID, int x, int y)
- {
- GridRegion region = null;
- // First see if it's a neighbour, even if it isn't on this sim.
- // Neighbour data is cached in memory, so this is fast
- lock (m_LocalCache)
- {
- foreach (RegionCache rcache in m_LocalCache.Values)
- {
- region = rcache.GetRegionByPosition(x, y);
- if (region != null)
- {
- return region;
- }
- }
- }
- // Then try on this sim (may be a lookup in DB if this is using MySql).
- return m_GridService.GetRegionByPosition(scopeID, x, y);
- }
- public GridRegion GetRegionByName(UUID scopeID, string regionName)
- {
- return m_GridService.GetRegionByName(scopeID, regionName);
- }
- public List<GridRegion> GetRegionsByName(UUID scopeID, string name, int maxNumber)
- {
- return m_GridService.GetRegionsByName(scopeID, name, maxNumber);
- }
- public List<GridRegion> GetRegionRange(UUID scopeID, int xmin, int xmax, int ymin, int ymax)
- {
- return m_GridService.GetRegionRange(scopeID, xmin, xmax, ymin, ymax);
- }
- public List<GridRegion> GetDefaultRegions(UUID scopeID)
- {
- return m_GridService.GetDefaultRegions(scopeID);
- }
- public List<GridRegion> GetFallbackRegions(UUID scopeID, int x, int y)
- {
- return m_GridService.GetFallbackRegions(scopeID, x, y);
- }
- public List<GridRegion> GetHyperlinks(UUID scopeID)
- {
- return m_GridService.GetHyperlinks(scopeID);
- }
-
- public int GetRegionFlags(UUID scopeID, UUID regionID)
- {
- return m_GridService.GetRegionFlags(scopeID, regionID);
- }
- #endregion
- public void HandleShowNeighboursCommand(string module, string[] cmdparams)
- {
- System.Text.StringBuilder caps = new System.Text.StringBuilder();
- lock (m_LocalCache)
- {
- foreach (KeyValuePair<UUID, RegionCache> kvp in m_LocalCache)
- {
- caps.AppendFormat("*** Neighbours of {0} ({1}) ***\n", kvp.Value.RegionName, kvp.Key);
- List<GridRegion> regions = kvp.Value.GetNeighbours();
- foreach (GridRegion r in regions)
- caps.AppendFormat(" {0} @ {1}-{2}\n", r.RegionName, r.RegionLocX / Constants.RegionSize, r.RegionLocY / Constants.RegionSize);
- }
- }
- MainConsole.Instance.Output(caps.ToString());
- }
- }
- }
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