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- using System;
- using System.Collections.Generic;
- using System.Net;
- using System.Reflection;
- using Nini.Config;
- using log4net;
- using OpenSim.Framework;
- using OpenSim.Framework.Console;
- using OpenSim.Data;
- using OpenSim.Server.Base;
- using OpenSim.Services.Interfaces;
- using GridRegion = OpenSim.Services.Interfaces.GridRegion;
- using OpenMetaverse;
- namespace OpenSim.Services.GridService
- {
- public class GridService : GridServiceBase, IGridService
- {
- private static readonly ILog m_log =
- LogManager.GetLogger(
- MethodBase.GetCurrentMethod().DeclaringType);
- private bool m_DeleteOnUnregister = true;
- private static GridService m_RootInstance = null;
- protected IConfigSource m_config;
- protected static HypergridLinker m_HypergridLinker;
- protected IAuthenticationService m_AuthenticationService = null;
- protected bool m_AllowDuplicateNames = false;
- protected bool m_AllowHypergridMapSearch = false;
- public GridService(IConfigSource config)
- : base(config)
- {
- m_log.DebugFormat("[GRID SERVICE]: Starting...");
- m_config = config;
- IConfig gridConfig = config.Configs["GridService"];
- if (gridConfig != null)
- {
- m_DeleteOnUnregister = gridConfig.GetBoolean("DeleteOnUnregister", true);
-
- string authService = gridConfig.GetString("AuthenticationService", String.Empty);
- if (authService != String.Empty)
- {
- Object[] args = new Object[] { config };
- m_AuthenticationService = ServerUtils.LoadPlugin<IAuthenticationService>(authService, args);
- }
- m_AllowDuplicateNames = gridConfig.GetBoolean("AllowDuplicateNames", m_AllowDuplicateNames);
- m_AllowHypergridMapSearch = gridConfig.GetBoolean("AllowHypergridMapSearch", m_AllowHypergridMapSearch);
- }
-
- if (m_RootInstance == null)
- {
- m_RootInstance = this;
- if (MainConsole.Instance != null)
- {
- MainConsole.Instance.Commands.AddCommand("grid", true,
- "show region",
- "show region <Region name>",
- "Show details on a region",
- String.Empty,
- HandleShowRegion);
- MainConsole.Instance.Commands.AddCommand("grid", true,
- "set region flags",
- "set region flags <Region name> <flags>",
- "Set database flags for region",
- String.Empty,
- HandleSetFlags);
- }
- m_HypergridLinker = new HypergridLinker(m_config, this, m_Database);
- }
- }
- #region IGridService
- public string RegisterRegion(UUID scopeID, GridRegion regionInfos)
- {
- IConfig gridConfig = m_config.Configs["GridService"];
-
-
- RegionData region = m_Database.Get(regionInfos.RegionLocX, regionInfos.RegionLocY, scopeID);
- if (region != null)
- {
-
-
-
-
- OpenSim.Data.RegionFlags rflags = (OpenSim.Data.RegionFlags)Convert.ToInt32(region.Data["flags"]);
-
-
- if ((rflags & OpenSim.Data.RegionFlags.Reservation) != 0)
- {
-
- if ((string)region.Data["PrincipalID"] == UUID.Zero.ToString())
- return "Region location is reserved";
-
-
-
-
-
- rflags |= OpenSim.Data.RegionFlags.Authenticate;
- }
- if ((rflags & OpenSim.Data.RegionFlags.Authenticate) != 0)
- {
-
-
- if (m_AuthenticationService == null)
- return "No authentication possible";
- if (!m_AuthenticationService.Verify(new UUID(region.Data["PrincipalID"].ToString()), regionInfos.Token, 30))
- return "Bad authentication";
- }
- }
- if ((region != null) && (region.RegionID != regionInfos.RegionID))
- {
- m_log.WarnFormat("[GRID SERVICE]: Region {0} tried to register in coordinates {1}, {2} which are already in use in scope {3}.",
- regionInfos.RegionID, regionInfos.RegionLocX, regionInfos.RegionLocY, scopeID);
- return "Region overlaps another region";
- }
- if ((region != null) && (region.RegionID == regionInfos.RegionID) &&
- ((region.posX != regionInfos.RegionLocX) || (region.posY != regionInfos.RegionLocY)))
- {
- if ((Convert.ToInt32(region.Data["flags"]) & (int)OpenSim.Data.RegionFlags.NoMove) != 0)
- return "Can't move this region";
-
- m_log.DebugFormat("[GRID SERVICE]: Region {0} ({1}) was previously registered at {2}-{3}. Deleting old entry.",
- regionInfos.RegionName, regionInfos.RegionID, regionInfos.RegionLocX, regionInfos.RegionLocY);
- try
- {
- m_Database.Delete(regionInfos.RegionID);
- }
- catch (Exception e)
- {
- m_log.DebugFormat("[GRID SERVICE]: Database exception: {0}", e);
- }
- }
- if (!m_AllowDuplicateNames)
- {
- List<RegionData> dupe = m_Database.Get(regionInfos.RegionName, scopeID);
- if (dupe != null && dupe.Count > 0)
- {
- foreach (RegionData d in dupe)
- {
- if (d.RegionID != regionInfos.RegionID)
- {
- m_log.WarnFormat("[GRID SERVICE]: Region {0} tried to register duplicate name with ID {1}.",
- regionInfos.RegionName, regionInfos.RegionID);
- return "Duplicate region name";
- }
- }
- }
- }
-
- RegionData rdata = RegionInfo2RegionData(regionInfos);
- rdata.ScopeID = scopeID;
-
- if (region != null)
- {
- int oldFlags = Convert.ToInt32(region.Data["flags"]);
- if ((oldFlags & (int)OpenSim.Data.RegionFlags.LockedOut) != 0)
- return "Region locked out";
- oldFlags &= ~(int)OpenSim.Data.RegionFlags.Reservation;
- rdata.Data["flags"] = oldFlags.ToString();
- }
- else
- {
- rdata.Data["flags"] = "0";
- if ((gridConfig != null) && rdata.RegionName != string.Empty)
- {
- int newFlags = 0;
- string regionName = rdata.RegionName.Trim().Replace(' ', '_');
- newFlags = ParseFlags(newFlags, gridConfig.GetString("DefaultRegionFlags", String.Empty));
- newFlags = ParseFlags(newFlags, gridConfig.GetString("Region_" + regionName, String.Empty));
- newFlags = ParseFlags(newFlags, gridConfig.GetString("Region_" + rdata.RegionID.ToString(), String.Empty));
- rdata.Data["flags"] = newFlags.ToString();
- }
- }
- int flags = Convert.ToInt32(rdata.Data["flags"]);
- flags |= (int)OpenSim.Data.RegionFlags.RegionOnline;
- rdata.Data["flags"] = flags.ToString();
- try
- {
- rdata.Data["last_seen"] = Util.UnixTimeSinceEpoch();
- m_Database.Store(rdata);
- }
- catch (Exception e)
- {
- m_log.DebugFormat("[GRID SERVICE]: Database exception: {0}", e);
- }
- m_log.DebugFormat("[GRID SERVICE]: Region {0} ({1}) registered successfully at {2}-{3}",
- regionInfos.RegionName, regionInfos.RegionID, regionInfos.RegionLocX, regionInfos.RegionLocY);
- return String.Empty;
- }
- public bool DeregisterRegion(UUID regionID)
- {
- m_log.DebugFormat("[GRID SERVICE]: Region {0} deregistered", regionID);
- RegionData region = m_Database.Get(regionID, UUID.Zero);
- if (region == null)
- return false;
- int flags = Convert.ToInt32(region.Data["flags"]);
- if (!m_DeleteOnUnregister || (flags & (int)OpenSim.Data.RegionFlags.Persistent) != 0)
- {
- flags &= ~(int)OpenSim.Data.RegionFlags.RegionOnline;
- region.Data["flags"] = flags.ToString();
- region.Data["last_seen"] = Util.UnixTimeSinceEpoch();
- try
- {
- m_Database.Store(region);
- }
- catch (Exception e)
- {
- m_log.DebugFormat("[GRID SERVICE]: Database exception: {0}", e);
- }
- return true;
- }
- return m_Database.Delete(regionID);
- }
- public List<GridRegion> GetNeighbours(UUID scopeID, UUID regionID)
- {
- List<GridRegion> rinfos = new List<GridRegion>();
- RegionData region = m_Database.Get(regionID, scopeID);
-
- if (region != null)
- {
-
- List<RegionData> rdatas = m_Database.Get(region.posX - (int)Constants.RegionSize - 1, region.posY - (int)Constants.RegionSize - 1,
- region.posX + (int)Constants.RegionSize + 1, region.posY + (int)Constants.RegionSize + 1, scopeID);
- foreach (RegionData rdata in rdatas)
- {
- if (rdata.RegionID != regionID)
- {
- int flags = Convert.ToInt32(rdata.Data["flags"]);
- if ((flags & (int)Data.RegionFlags.Hyperlink) == 0)
- rinfos.Add(RegionData2RegionInfo(rdata));
- }
- }
- m_log.DebugFormat("[GRID SERVICE]: region {0} has {1} neighbours", region.RegionName, rinfos.Count);
- }
- else
- {
- m_log.WarnFormat(
- "[GRID SERVICE]: GetNeighbours() called for scope {0}, region {1} but no such region found",
- scopeID, regionID);
- }
-
- return rinfos;
- }
- public GridRegion GetRegionByUUID(UUID scopeID, UUID regionID)
- {
- RegionData rdata = m_Database.Get(regionID, scopeID);
- if (rdata != null)
- return RegionData2RegionInfo(rdata);
- return null;
- }
- public GridRegion GetRegionByPosition(UUID scopeID, int x, int y)
- {
- int snapX = (int)(x / Constants.RegionSize) * (int)Constants.RegionSize;
- int snapY = (int)(y / Constants.RegionSize) * (int)Constants.RegionSize;
- RegionData rdata = m_Database.Get(snapX, snapY, scopeID);
- if (rdata != null)
- return RegionData2RegionInfo(rdata);
- return null;
- }
- public GridRegion GetRegionByName(UUID scopeID, string name)
- {
- List<RegionData> rdatas = m_Database.Get(name, scopeID);
- if ((rdatas != null) && (rdatas.Count > 0))
- return RegionData2RegionInfo(rdatas[0]);
- if (m_AllowHypergridMapSearch)
- {
- GridRegion r = GetHypergridRegionByName(scopeID, name);
- if (r != null)
- return r;
- }
- return null;
- }
- public List<GridRegion> GetRegionsByName(UUID scopeID, string name, int maxNumber)
- {
- List<RegionData> rdatas = m_Database.Get(name + "%", scopeID);
- int count = 0;
- List<GridRegion> rinfos = new List<GridRegion>();
- if (rdatas != null)
- {
- foreach (RegionData rdata in rdatas)
- {
- if (count++ < maxNumber)
- rinfos.Add(RegionData2RegionInfo(rdata));
- }
- }
- if (m_AllowHypergridMapSearch && (rdatas == null || (rdatas != null && rdatas.Count == 0)))
- {
- GridRegion r = GetHypergridRegionByName(scopeID, name);
- if (r != null)
- rinfos.Add(r);
- }
- return rinfos;
- }
-
-
-
-
-
-
- protected GridRegion GetHypergridRegionByName(UUID scopeID, string name)
- {
- if (name.Contains("."))
- return m_HypergridLinker.LinkRegion(scopeID, name);
- else
- return null;
- }
- public List<GridRegion> GetRegionRange(UUID scopeID, int xmin, int xmax, int ymin, int ymax)
- {
- int xminSnap = (int)(xmin / Constants.RegionSize) * (int)Constants.RegionSize;
- int xmaxSnap = (int)(xmax / Constants.RegionSize) * (int)Constants.RegionSize;
- int yminSnap = (int)(ymin / Constants.RegionSize) * (int)Constants.RegionSize;
- int ymaxSnap = (int)(ymax / Constants.RegionSize) * (int)Constants.RegionSize;
- List<RegionData> rdatas = m_Database.Get(xminSnap, yminSnap, xmaxSnap, ymaxSnap, scopeID);
- List<GridRegion> rinfos = new List<GridRegion>();
- foreach (RegionData rdata in rdatas)
- rinfos.Add(RegionData2RegionInfo(rdata));
- return rinfos;
- }
- #endregion
- #region Data structure conversions
- public RegionData RegionInfo2RegionData(GridRegion rinfo)
- {
- RegionData rdata = new RegionData();
- rdata.posX = (int)rinfo.RegionLocX;
- rdata.posY = (int)rinfo.RegionLocY;
- rdata.RegionID = rinfo.RegionID;
- rdata.RegionName = rinfo.RegionName;
- rdata.Data = rinfo.ToKeyValuePairs();
- rdata.Data["regionHandle"] = Utils.UIntsToLong((uint)rdata.posX, (uint)rdata.posY);
- rdata.Data["owner_uuid"] = rinfo.EstateOwner.ToString();
- return rdata;
- }
- public GridRegion RegionData2RegionInfo(RegionData rdata)
- {
- GridRegion rinfo = new GridRegion(rdata.Data);
- rinfo.RegionLocX = rdata.posX;
- rinfo.RegionLocY = rdata.posY;
- rinfo.RegionID = rdata.RegionID;
- rinfo.RegionName = rdata.RegionName;
- rinfo.ScopeID = rdata.ScopeID;
- return rinfo;
- }
- #endregion
- public List<GridRegion> GetDefaultRegions(UUID scopeID)
- {
- List<GridRegion> ret = new List<GridRegion>();
- List<RegionData> regions = m_Database.GetDefaultRegions(scopeID);
- foreach (RegionData r in regions)
- {
- if ((Convert.ToInt32(r.Data["flags"]) & (int)OpenSim.Data.RegionFlags.RegionOnline) != 0)
- ret.Add(RegionData2RegionInfo(r));
- }
- m_log.DebugFormat("[GRID SERVICE]: GetDefaultRegions returning {0} regions", ret.Count);
- return ret;
- }
- public List<GridRegion> GetFallbackRegions(UUID scopeID, int x, int y)
- {
- List<GridRegion> ret = new List<GridRegion>();
- List<RegionData> regions = m_Database.GetFallbackRegions(scopeID, x, y);
- foreach (RegionData r in regions)
- {
- if ((Convert.ToInt32(r.Data["flags"]) & (int)OpenSim.Data.RegionFlags.RegionOnline) != 0)
- ret.Add(RegionData2RegionInfo(r));
- }
- m_log.DebugFormat("[GRID SERVICE]: Fallback returned {0} regions", ret.Count);
- return ret;
- }
- public List<GridRegion> GetHyperlinks(UUID scopeID)
- {
- List<GridRegion> ret = new List<GridRegion>();
- List<RegionData> regions = m_Database.GetHyperlinks(scopeID);
- foreach (RegionData r in regions)
- {
- if ((Convert.ToInt32(r.Data["flags"]) & (int)OpenSim.Data.RegionFlags.RegionOnline) != 0)
- ret.Add(RegionData2RegionInfo(r));
- }
- m_log.DebugFormat("[GRID SERVICE]: Hyperlinks returned {0} regions", ret.Count);
- return ret;
- }
-
- public int GetRegionFlags(UUID scopeID, UUID regionID)
- {
- RegionData region = m_Database.Get(regionID, scopeID);
- if (region != null)
- {
- int flags = Convert.ToInt32(region.Data["flags"]);
-
- return flags;
- }
- else
- return -1;
- }
- private void HandleShowRegion(string module, string[] cmd)
- {
- if (cmd.Length != 3)
- {
- MainConsole.Instance.Output("Syntax: show region <region name>");
- return;
- }
- List<RegionData> regions = m_Database.Get(cmd[2], UUID.Zero);
- if (regions == null || regions.Count < 1)
- {
- MainConsole.Instance.Output("Region not found");
- return;
- }
- MainConsole.Instance.Output("Region Name Region UUID");
- MainConsole.Instance.Output("Location URI");
- MainConsole.Instance.Output("Owner ID Flags");
- MainConsole.Instance.Output("-------------------------------------------------------------------------------");
- foreach (RegionData r in regions)
- {
- OpenSim.Data.RegionFlags flags = (OpenSim.Data.RegionFlags)Convert.ToInt32(r.Data["flags"]);
- MainConsole.Instance.Output(String.Format("{0,-20} {1}\n{2,-20} {3}\n{4,-39} {5}\n\n",
- r.RegionName, r.RegionID,
- String.Format("{0},{1}", r.posX / Constants.RegionSize, r.posY / Constants.RegionSize),
- r.Data["serverURI"],
- r.Data["owner_uuid"], flags));
- }
- return;
- }
- private int ParseFlags(int prev, string flags)
- {
- OpenSim.Data.RegionFlags f = (OpenSim.Data.RegionFlags)prev;
- string[] parts = flags.Split(new char[] {',', ' '}, StringSplitOptions.RemoveEmptyEntries);
- foreach (string p in parts)
- {
- int val;
- try
- {
- if (p.StartsWith("+"))
- {
- val = (int)Enum.Parse(typeof(OpenSim.Data.RegionFlags), p.Substring(1));
- f |= (OpenSim.Data.RegionFlags)val;
- }
- else if (p.StartsWith("-"))
- {
- val = (int)Enum.Parse(typeof(OpenSim.Data.RegionFlags), p.Substring(1));
- f &= ~(OpenSim.Data.RegionFlags)val;
- }
- else
- {
- val = (int)Enum.Parse(typeof(OpenSim.Data.RegionFlags), p);
- f |= (OpenSim.Data.RegionFlags)val;
- }
- }
- catch (Exception)
- {
- MainConsole.Instance.Output("Error in flag specification: " + p);
- }
- }
- return (int)f;
- }
- private void HandleSetFlags(string module, string[] cmd)
- {
- if (cmd.Length < 5)
- {
- MainConsole.Instance.Output("Syntax: set region flags <region name> <flags>");
- return;
- }
- List<RegionData> regions = m_Database.Get(cmd[3], UUID.Zero);
- if (regions == null || regions.Count < 1)
- {
- MainConsole.Instance.Output("Region not found");
- return;
- }
- foreach (RegionData r in regions)
- {
- int flags = Convert.ToInt32(r.Data["flags"]);
- flags = ParseFlags(flags, cmd[4]);
- r.Data["flags"] = flags.ToString();
- OpenSim.Data.RegionFlags f = (OpenSim.Data.RegionFlags)flags;
- MainConsole.Instance.Output(String.Format("Set region {0} to {1}", r.RegionName, f));
- m_Database.Store(r);
- }
- }
- }
- }
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