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using System;
using System.Collections.Generic;
using System.Collections;
using System.Text;
using OpenSim.Servers;
using OpenSim.Framework;
using OpenSim.Framework.Types;
using OpenGrid.Framework.Communications;
using Nwc.XmlRpc;
using libsecondlife;
namespace OpenGrid.Framework.Communications.OGS1
{
public class OGS1GridServices : IGridServices
{
public Dictionary<ulong, RegionCommsListener> listeners = new Dictionary<ulong, RegionCommsListener>();
public GridInfo grid;
public BaseHttpServer httpListener;
private bool initialised = false;
public RegionCommsListener RegisterRegion(RegionInfo regionInfo, GridInfo gridInfo)
{
Hashtable GridParams = new Hashtable();
grid = gridInfo;
// Login / Authentication
GridParams["authkey"] = gridInfo.GridServerSendKey;
GridParams["UUID"] = regionInfo.SimUUID.ToStringHyphenated();
GridParams["sim_ip"] = regionInfo.CommsExternalAddress;
GridParams["sim_port"] = regionInfo.CommsIPListenPort.ToString();
// Package into an XMLRPC Request
ArrayList SendParams = new ArrayList();
SendParams.Add(GridParams);
// Send Request
XmlRpcRequest GridReq = new XmlRpcRequest("simulator_login", SendParams);
XmlRpcResponse GridResp = GridReq.Send(gridInfo.GridServerURI, 3000);
Hashtable GridRespData = (Hashtable)GridResp.Value;
Hashtable griddatahash = GridRespData;
// Process Response
if (GridRespData.ContainsKey("error"))
{
string errorstring = (string)GridRespData["error"];
OpenSim.Framework.Console.MainLog.Instance.Error("Unable to connect to grid: " + errorstring);
return null;
}
// Initialise the background listeners
listeners[regionInfo.RegionHandle] = new RegionCommsListener();
if (!initialised)
{
initialised = true;
httpListener = new BaseHttpServer(regionInfo.CommsIPListenPort);
httpListener.AddXmlRPCHandler("expect_user", this.ExpectUser);
httpListener.Start();
}
return listeners[regionInfo.RegionHandle];
}
public List<RegionInfo> RequestNeighbours(RegionInfo regionInfo)
{
Hashtable respData = MapBlockQuery((int)regionInfo.RegionLocX - 1, (int)regionInfo.RegionLocY - 1, (int)regionInfo.RegionLocX + 1, (int)regionInfo.RegionLocY + 1);
List<RegionInfo> neighbours = new List<RegionInfo>();
foreach (Hashtable n in (Hashtable)respData.Values)
{
RegionInfo neighbour = new RegionInfo();
//OGS1
neighbour.RegionHandle = (ulong)n["regionhandle"];
neighbour.RegionLocX = (uint)n["x"];
neighbour.RegionLocY = (uint)n["y"];
neighbour.RegionName = (string)n["name"];
//OGS1+
neighbour.CommsIPListenAddr = (string)n["sim_ip"];
neighbour.CommsIPListenPort = (int)n["sim_port"];
neighbour.CommsExternalAddress = (string)n["sim_uri"];
neighbour.SimUUID = (string)n["uuid"];
neighbours.Add(neighbour);
}
return neighbours;
}
public RegionInfo RequestNeighbourInfo(ulong regionHandle)
{
OpenSim.Framework.Console.MainLog.Instance.Warn("Unimplemented - RequestNeighbourInfo()");
return null;
}
public List<MapBlockData> RequestNeighbourMapBlocks(int minX, int minY, int maxX, int maxY)
{
Hashtable respData = MapBlockQuery(minX, minY, maxX, maxY);
List<MapBlockData> neighbours = new List<MapBlockData>();
foreach (Hashtable n in (Hashtable)respData.Values)
{
MapBlockData neighbour = new MapBlockData();
neighbour.X = (ushort)n["x"];
neighbour.Y = (ushort)n["y"];
neighbour.Name = (string)n["name"];
neighbour.Access = (byte)n["access"];
neighbour.RegionFlags = (uint)n["region-flags"];
neighbour.WaterHeight = (byte)n["water-height"];
neighbour.MapImageId = (string)n["map-image-id"];
neighbours.Add(neighbour);
}
return neighbours;
}
private Hashtable MapBlockQuery(int minX, int minY, int maxX, int maxY)
{
Hashtable param = new Hashtable();
param["xmin"] = minX;
param["ymin"] = minY;
param["xmax"] = maxX;
param["ymax"] = maxY;
IList parameters = new ArrayList();
parameters.Add(param);
XmlRpcRequest req = new XmlRpcRequest("map_block", parameters);
XmlRpcResponse resp = req.Send(grid.GridServerURI, 3000);
Hashtable respData = (Hashtable)resp.Value;
return respData;
}
// Grid Request Processing
public XmlRpcResponse ExpectUser(XmlRpcRequest request)
{
Hashtable requestData = (Hashtable)request.Params[0];
AgentCircuitData agentData = new AgentCircuitData();
agentData.SessionID = new LLUUID((string)requestData["session_id"]);
agentData.SecureSessionID = new LLUUID((string)requestData["secure_session_id"]);
agentData.firstname = (string)requestData["firstname"];
agentData.lastname = (string)requestData["lastname"];
agentData.AgentID = new LLUUID((string)requestData["agent_id"]);
agentData.circuitcode = Convert.ToUInt32(requestData["circuit_code"]);
if (requestData.ContainsKey("child_agent") && requestData["child_agent"].Equals("1"))
{
agentData.child = true;
}
else
{
agentData.startpos = new LLVector3(Convert.ToUInt32(requestData["startpos_x"]), Convert.ToUInt32(requestData["startpos_y"]), Convert.ToUInt32(requestData["startpos_z"]));
agentData.child = false;
}
if (listeners.ContainsKey((ulong)requestData["regionhandle"]))
{
this.listeners[(ulong)requestData["regionhandle"]].TriggerExpectUser((ulong)requestData["regionhandle"], agentData);
}
else
{
OpenSim.Framework.Console.MainLog.Instance.Error("ExpectUser() - Unknown region " + ((ulong)requestData["regionhandle"]).ToString());
}
return new XmlRpcResponse();
}
}
}
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