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OpenSimMirror/OpenSim/Services/Interfaces/IGridService.cs

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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.Net;
using System.Net.Sockets;
using OpenSim.Framework;
using OpenMetaverse;
namespace OpenSim.Services.Interfaces
{
public interface IGridService
{
/// <summary>
/// Register a region with the grid service.
/// </summary>
/// <param name="regionInfos"> </param>
/// <returns></returns>
/// <exception cref="System.Exception">Thrown if region registration failed</exception>
string RegisterRegion(UUID scopeID, GridRegion regionInfos);
/// <summary>
/// Deregister a region with the grid service.
/// </summary>
/// <param name="regionID"></param>
/// <returns></returns>
/// <exception cref="System.Exception">Thrown if region deregistration failed</exception>
bool DeregisterRegion(UUID regionID);
/// <summary>
/// Get information about the regions neighbouring the given co-ordinates (in meters).
/// </summary>
/// <param name="x"></param>
/// <param name="y"></param>
/// <returns></returns>
List<GridRegion> GetNeighbours(UUID scopeID, UUID regionID);
GridRegion GetRegionByUUID(UUID scopeID, UUID regionID);
/// <summary>
/// Get the region at the given position (in meters)
/// </summary>
/// <param name="scopeID"></param>
/// <param name="x"></param>
/// <param name="y"></param>
/// <returns></returns>
GridRegion GetRegionByPosition(UUID scopeID, int x, int y);
GridRegion GetRegionByName(UUID scopeID, string regionName);
/// <summary>
/// Get information about regions starting with the provided name.
/// </summary>
/// <param name="name">
/// The name to match against.
/// </param>
/// <param name="maxNumber">
/// The maximum number of results to return.
/// </param>
/// <returns>
/// A list of <see cref="RegionInfo"/>s of regions with matching name. If the
/// grid-server couldn't be contacted or returned an error, return null.
/// </returns>
List<GridRegion> GetRegionsByName(UUID scopeID, string name, int maxNumber);
List<GridRegion> GetRegionRange(UUID scopeID, int xmin, int xmax, int ymin, int ymax);
List<GridRegion> GetDefaultRegions(UUID scopeID);
List<GridRegion> GetFallbackRegions(UUID scopeID, int x, int y);
List<GridRegion> GetHyperlinks(UUID scopeID);
int GetRegionFlags(UUID scopeID, UUID regionID);
}
public class GridRegion
{
/// <summary>
/// The port by which http communication occurs with the region
/// </summary>
public uint HttpPort
{
get { return m_httpPort; }
set { m_httpPort = value; }
}
protected uint m_httpPort;
/// <summary>
/// A well-formed URI for the host region server (namely "http://" + ExternalHostName)
/// </summary>
public string ServerURI
{
get { return m_serverURI; }
set { m_serverURI = value; }
}
protected string m_serverURI;
public string RegionName
{
get { return m_regionName; }
set { m_regionName = value; }
}
protected string m_regionName = String.Empty;
protected string m_externalHostName;
protected IPEndPoint m_internalEndPoint;
public int RegionLocX
{
get { return m_regionLocX; }
set { m_regionLocX = value; }
}
protected int m_regionLocX;
public int RegionLocY
{
get { return m_regionLocY; }
set { m_regionLocY = value; }
}
protected int m_regionLocY;
protected UUID m_estateOwner;
public UUID EstateOwner
{
get { return m_estateOwner; }
set { m_estateOwner = value; }
}
public UUID RegionID = UUID.Zero;
public UUID ScopeID = UUID.Zero;
public UUID TerrainImage = UUID.Zero;
public byte Access;
public int Maturity;
public string RegionSecret = string.Empty;
public string Token = string.Empty;
public GridRegion()
{
}
public GridRegion(int regionLocX, int regionLocY, IPEndPoint internalEndPoint, string externalUri)
{
m_regionLocX = regionLocX;
m_regionLocY = regionLocY;
m_internalEndPoint = internalEndPoint;
m_externalHostName = externalUri;
}
public GridRegion(int regionLocX, int regionLocY, string externalUri, uint port)
{
m_regionLocX = regionLocX;
m_regionLocY = regionLocY;
m_externalHostName = externalUri;
m_internalEndPoint = new IPEndPoint(IPAddress.Parse("0.0.0.0"), (int)port);
}
public GridRegion(uint xcell, uint ycell)
{
m_regionLocX = (int)(xcell * Constants.RegionSize);
m_regionLocY = (int)(ycell * Constants.RegionSize);
}
public GridRegion(RegionInfo ConvertFrom)
{
m_regionName = ConvertFrom.RegionName;
m_regionLocX = (int)(ConvertFrom.RegionLocX * Constants.RegionSize);
m_regionLocY = (int)(ConvertFrom.RegionLocY * Constants.RegionSize);
m_internalEndPoint = ConvertFrom.InternalEndPoint;
m_externalHostName = ConvertFrom.ExternalHostName;
m_httpPort = ConvertFrom.HttpPort;
RegionID = ConvertFrom.RegionID;
ServerURI = ConvertFrom.ServerURI;
TerrainImage = ConvertFrom.RegionSettings.TerrainImageID;
Access = ConvertFrom.AccessLevel;
Maturity = ConvertFrom.RegionSettings.Maturity;
RegionSecret = ConvertFrom.regionSecret;
EstateOwner = ConvertFrom.EstateSettings.EstateOwner;
}
public GridRegion(GridRegion ConvertFrom)
{
m_regionName = ConvertFrom.RegionName;
m_regionLocX = ConvertFrom.RegionLocX;
m_regionLocY = ConvertFrom.RegionLocY;
m_internalEndPoint = ConvertFrom.InternalEndPoint;
m_externalHostName = ConvertFrom.ExternalHostName;
m_httpPort = ConvertFrom.HttpPort;
RegionID = ConvertFrom.RegionID;
ServerURI = ConvertFrom.ServerURI;
TerrainImage = ConvertFrom.TerrainImage;
Access = ConvertFrom.Access;
Maturity = ConvertFrom.Maturity;
RegionSecret = ConvertFrom.RegionSecret;
EstateOwner = ConvertFrom.EstateOwner;
}
/// <value>
/// This accessor can throw all the exceptions that Dns.GetHostAddresses can throw.
///
/// XXX Isn't this really doing too much to be a simple getter, rather than an explict method?
/// </value>
public IPEndPoint ExternalEndPoint
{
get
{
// Old one defaults to IPv6
//return new IPEndPoint(Dns.GetHostAddresses(m_externalHostName)[0], m_internalEndPoint.Port);
IPAddress ia = null;
// If it is already an IP, don't resolve it - just return directly
if (IPAddress.TryParse(m_externalHostName, out ia))
return new IPEndPoint(ia, m_internalEndPoint.Port);
// Reset for next check
ia = null;
try
{
foreach (IPAddress Adr in Dns.GetHostAddresses(m_externalHostName))
{
if (ia == null)
ia = Adr;
if (Adr.AddressFamily == AddressFamily.InterNetwork)
{
ia = Adr;
break;
}
}
}
catch (SocketException e)
{
throw new Exception(
"Unable to resolve local hostname " + m_externalHostName + " innerException of type '" +
e + "' attached to this exception", e);
}
return new IPEndPoint(ia, m_internalEndPoint.Port);
}
}
public string ExternalHostName
{
get { return m_externalHostName; }
set { m_externalHostName = value; }
}
public IPEndPoint InternalEndPoint
{
get { return m_internalEndPoint; }
set { m_internalEndPoint = value; }
}
public ulong RegionHandle
{
get { return Util.UIntsToLong((uint)RegionLocX, (uint)RegionLocY); }
}
public Dictionary<string, object> ToKeyValuePairs()
{
Dictionary<string, object> kvp = new Dictionary<string, object>();
kvp["uuid"] = RegionID.ToString();
kvp["locX"] = RegionLocX.ToString();
kvp["locY"] = RegionLocY.ToString();
kvp["regionName"] = RegionName;
kvp["serverIP"] = ExternalHostName; //ExternalEndPoint.Address.ToString();
kvp["serverHttpPort"] = HttpPort.ToString();
kvp["serverURI"] = ServerURI;
kvp["serverPort"] = InternalEndPoint.Port.ToString();
kvp["regionMapTexture"] = TerrainImage.ToString();
kvp["access"] = Access.ToString();
kvp["regionSecret"] = RegionSecret;
kvp["owner_uuid"] = EstateOwner.ToString();
kvp["Token"] = Token.ToString();
// Maturity doesn't seem to exist in the DB
return kvp;
}
public GridRegion(Dictionary<string, object> kvp)
{
if (kvp.ContainsKey("uuid"))
RegionID = new UUID((string)kvp["uuid"]);
if (kvp.ContainsKey("locX"))
RegionLocX = Convert.ToInt32((string)kvp["locX"]);
if (kvp.ContainsKey("locY"))
RegionLocY = Convert.ToInt32((string)kvp["locY"]);
if (kvp.ContainsKey("regionName"))
RegionName = (string)kvp["regionName"];
if (kvp.ContainsKey("serverIP"))
{
//int port = 0;
//Int32.TryParse((string)kvp["serverPort"], out port);
//IPEndPoint ep = new IPEndPoint(IPAddress.Parse((string)kvp["serverIP"]), port);
ExternalHostName = (string)kvp["serverIP"];
}
else
ExternalHostName = "127.0.0.1";
if (kvp.ContainsKey("serverPort"))
{
Int32 port = 0;
Int32.TryParse((string)kvp["serverPort"], out port);
InternalEndPoint = new IPEndPoint(IPAddress.Parse("0.0.0.0"), port);
}
if (kvp.ContainsKey("serverHttpPort"))
{
UInt32 port = 0;
UInt32.TryParse((string)kvp["serverHttpPort"], out port);
HttpPort = port;
}
if (kvp.ContainsKey("serverURI"))
ServerURI = (string)kvp["serverURI"];
if (kvp.ContainsKey("regionMapTexture"))
UUID.TryParse((string)kvp["regionMapTexture"], out TerrainImage);
if (kvp.ContainsKey("access"))
Access = Byte.Parse((string)kvp["access"]);
if (kvp.ContainsKey("regionSecret"))
RegionSecret =(string)kvp["regionSecret"];
if (kvp.ContainsKey("owner_uuid"))
EstateOwner = new UUID(kvp["owner_uuid"].ToString());
if (kvp.ContainsKey("Token"))
Token = kvp["Token"].ToString();
}
}
}
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