/*
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
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* modification, are permitted provided that the following conditions are met:
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* notice, this list of conditions and the following disclaimer.
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* notice, this list of conditions and the following disclaimer in the
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* names of its contributors may be used to endorse or promote products
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*/
using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.Net;
using System.Net.Sockets;
using System.Reflection;
using System.Runtime.Remoting;
using System.Runtime.Remoting.Channels;
using System.Runtime.Remoting.Channels.Tcp;
using System.Security.Authentication;
using System.Threading;
using OpenMetaverse;
using log4net;
using Nwc.XmlRpc;
using OpenSim.Framework;
using OpenSim.Framework.Communications;
using OpenSim.Framework.Servers;
using OpenSim.Region.Communications.Local;
namespace OpenSim.Region.Communications.OGS1
{
public class OGS1GridServices : IGridServices, IInterRegionCommunications
{
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
///
/// Encapsulate local backend services for manipulation of local regions
///
private LocalBackEndServices m_localBackend = new LocalBackEndServices();
private Dictionary m_remoteRegionInfoCache = new Dictionary();
// private List m_knownRegions = new List();
private Dictionary m_deadRegionCache = new Dictionary();
private Dictionary m_queuedGridSettings = new Dictionary();
private List m_regionsOnInstance = new List();
public BaseHttpServer httpListener;
public NetworkServersInfo serversInfo;
public BaseHttpServer httpServer;
public string gdebugRegionName
{
get { return m_localBackend.gdebugRegionName; }
set { m_localBackend.gdebugRegionName = value; }
}
public string rdebugRegionName
{
get { return _rdebugRegionName; }
set { _rdebugRegionName = value; }
}
private string _rdebugRegionName = String.Empty;
public bool RegionLoginsEnabled
{
get { return m_localBackend.RegionLoginsEnabled; }
set { m_localBackend.RegionLoginsEnabled = value; }
}
///
/// Contructor. Adds "expect_user" and "check" xmlrpc method handlers
///
///
///
public OGS1GridServices(NetworkServersInfo servers_info, BaseHttpServer httpServe)
{
serversInfo = servers_info;
httpServer = httpServe;
//Respond to Grid Services requests
httpServer.AddXmlRPCHandler("expect_user", ExpectUser);
httpServer.AddXmlRPCHandler("logoff_user", LogOffUser);
httpServer.AddXmlRPCHandler("check", PingCheckReply);
httpServer.AddXmlRPCHandler("land_data", LandData);
StartRemoting();
}
// see IGridServices
public RegionCommsListener RegisterRegion(RegionInfo regionInfo)
{
m_regionsOnInstance.Add(regionInfo);
m_log.InfoFormat(
"[OGS1 GRID SERVICES]: Attempting to register region {0} with grid at {1}",
regionInfo.RegionName, serversInfo.GridURL);
Hashtable GridParams = new Hashtable();
// Login / Authentication
GridParams["authkey"] = serversInfo.GridSendKey;
GridParams["recvkey"] = serversInfo.GridRecvKey;
GridParams["UUID"] = regionInfo.RegionID.ToString();
GridParams["sim_ip"] = regionInfo.ExternalHostName;
GridParams["sim_port"] = regionInfo.InternalEndPoint.Port.ToString();
GridParams["region_locx"] = regionInfo.RegionLocX.ToString();
GridParams["region_locy"] = regionInfo.RegionLocY.ToString();
GridParams["sim_name"] = regionInfo.RegionName;
GridParams["http_port"] = serversInfo.HttpListenerPort.ToString();
GridParams["remoting_port"] = NetworkServersInfo.RemotingListenerPort.ToString();
GridParams["map-image-id"] = regionInfo.RegionSettings.TerrainImageID.ToString();
GridParams["originUUID"] = regionInfo.originRegionID.ToString();
GridParams["server_uri"] = regionInfo.ServerURI;
GridParams["region_secret"] = regionInfo.regionSecret;
if (regionInfo.MasterAvatarAssignedUUID != UUID.Zero)
GridParams["master_avatar_uuid"] = regionInfo.MasterAvatarAssignedUUID.ToString();
else
GridParams["master_avatar_uuid"] = regionInfo.EstateSettings.EstateOwner.ToString();
// Package into an XMLRPC Request
ArrayList SendParams = new ArrayList();
SendParams.Add(GridParams);
// Send Request
XmlRpcRequest GridReq = new XmlRpcRequest("simulator_login", SendParams);
XmlRpcResponse GridResp;
try
{
// The timeout should always be significantly larger than the timeout for the grid server to request
// the initial status of the region before confirming registration.
GridResp = GridReq.Send(serversInfo.GridURL, 90000);
}
catch (Exception e)
{
Exception e2
= new Exception(
String.Format(
"Unable to register region with grid at {0}. Grid service not running?",
serversInfo.GridURL),
e);
throw(e2);
}
Hashtable GridRespData = (Hashtable)GridResp.Value;
// Hashtable griddatahash = GridRespData;
// Process Response
if (GridRespData.ContainsKey("error"))
{
string errorstring = (string) GridRespData["error"];
Exception e = new Exception(
String.Format("Unable to connect to grid at {0}: {1}", serversInfo.GridURL, errorstring));
throw e;
}
else
{
// m_knownRegions = RequestNeighbours(regionInfo.RegionLocX, regionInfo.RegionLocY);
if (GridRespData.ContainsKey("allow_forceful_banlines"))
{
if ((string) GridRespData["allow_forceful_banlines"] != "TRUE")
{
//m_localBackend.SetForcefulBanlistsDisallowed(regionInfo.RegionHandle);
m_queuedGridSettings.Add("allow_forceful_banlines", "FALSE");
}
}
m_log.InfoFormat(
"[OGS1 GRID SERVICES]: Region {0} successfully registered with grid at {1}",
regionInfo.RegionName, serversInfo.GridURL);
}
return m_localBackend.RegisterRegion(regionInfo);
}
// see IGridServices
public bool DeregisterRegion(RegionInfo regionInfo)
{
Hashtable GridParams = new Hashtable();
GridParams["UUID"] = regionInfo.RegionID.ToString();
// Package into an XMLRPC Request
ArrayList SendParams = new ArrayList();
SendParams.Add(GridParams);
// Send Request
XmlRpcRequest GridReq = new XmlRpcRequest("simulator_after_region_moved", SendParams);
XmlRpcResponse GridResp = null;
try
{
GridResp = GridReq.Send(serversInfo.GridURL, 10000);
}
catch (Exception e)
{
Exception e2
= new Exception(
String.Format(
"Unable to deregister region with grid at {0}. Grid service not running?",
serversInfo.GridURL),
e);
throw(e2);
}
Hashtable GridRespData = (Hashtable) GridResp.Value;
// Hashtable griddatahash = GridRespData;
// Process Response
if (GridRespData != null && GridRespData.ContainsKey("error"))
{
string errorstring = (string)GridRespData["error"];
m_log.Error("Unable to connect to grid: " + errorstring);
return false;
}
return m_localBackend.DeregisterRegion(regionInfo);
}
public virtual Dictionary GetGridSettings()
{
Dictionary returnGridSettings = new Dictionary();
lock (m_queuedGridSettings)
{
foreach (string Dictkey in m_queuedGridSettings.Keys)
{
returnGridSettings.Add(Dictkey, m_queuedGridSettings[Dictkey]);
}
m_queuedGridSettings.Clear();
}
return returnGridSettings;
}
// see IGridServices
public List RequestNeighbours(uint x, uint y)
{
Hashtable respData = MapBlockQuery((int) x - 1, (int) y - 1, (int) x + 1, (int) y + 1);
List neighbours = new List();
foreach (ArrayList neighboursList in respData.Values)
{
foreach (Hashtable neighbourData in neighboursList)
{
uint regX = Convert.ToUInt32(neighbourData["x"]);
uint regY = Convert.ToUInt32(neighbourData["y"]);
if ((x != regX) || (y != regY))
{
string simIp = (string) neighbourData["sim_ip"];
uint port = Convert.ToUInt32(neighbourData["sim_port"]);
// string externalUri = (string) neighbourData["sim_uri"];
// string externalIpStr = String.Empty;
try
{
// externalIpStr = Util.GetHostFromDNS(simIp).ToString();
Util.GetHostFromDNS(simIp).ToString();
}
catch (SocketException e)
{
m_log.WarnFormat(
"[OGS1 GRID SERVICES]: RequestNeighbours(): Lookup of neighbour {0} failed! Not including in neighbours list. {1}",
simIp, e);
continue;
}
SimpleRegionInfo sri = new SimpleRegionInfo(regX, regY, simIp, port);
sri.RemotingPort = Convert.ToUInt32(neighbourData["remoting_port"]);
if (neighbourData.ContainsKey("http_port"))
{
sri.HttpPort = Convert.ToUInt32(neighbourData["http_port"]);
}
sri.RegionID = new UUID((string) neighbourData["uuid"]);
neighbours.Add(sri);
}
}
}
return neighbours;
}
///
/// Request information about a region.
///
///
///
/// null on a failure to contact or get a response from the grid server
/// FIXME: Might be nicer to return a proper exception here since we could inform the client more about the
/// nature of the faiulre.
///
public RegionInfo RequestNeighbourInfo(UUID Region_UUID)
{
// don't ask the gridserver about regions on this instance...
foreach (RegionInfo info in m_regionsOnInstance)
{
if (info.RegionID == Region_UUID) return info;
}
// didn't find it so far, we have to go the long way
RegionInfo regionInfo;
Hashtable requestData = new Hashtable();
requestData["region_UUID"] = Region_UUID.ToString();
requestData["authkey"] = serversInfo.GridSendKey;
ArrayList SendParams = new ArrayList();
SendParams.Add(requestData);
XmlRpcRequest gridReq = new XmlRpcRequest("simulator_data_request", SendParams);
XmlRpcResponse gridResp = null;
try
{
gridResp = gridReq.Send(serversInfo.GridURL, 3000);
}
catch (WebException e)
{
m_log.ErrorFormat(
"[OGS1 GRID SERVICES]: Communication with the grid server at {0} failed, {1}",
serversInfo.GridURL, e);
return null;
}
Hashtable responseData = (Hashtable)gridResp.Value;
if (responseData.ContainsKey("error"))
{
m_log.WarnFormat("[OGS1 GRID SERVICES]: Error received from grid server: {0}", responseData["error"]);
return null;
}
regionInfo = buildRegionInfo(responseData, String.Empty);
if (requestData.ContainsKey("regionHandle"))
{
m_remoteRegionInfoCache.Add(Convert.ToUInt64((string) requestData["regionHandle"]), regionInfo);
}
return regionInfo;
}
///
/// Request information about a region.
///
///
///
public RegionInfo RequestNeighbourInfo(ulong regionHandle)
{
RegionInfo regionInfo = m_localBackend.RequestNeighbourInfo(regionHandle);
if (regionInfo != null)
{
return regionInfo;
}
if (!m_remoteRegionInfoCache.TryGetValue(regionHandle, out regionInfo))
{
try
{
Hashtable requestData = new Hashtable();
requestData["region_handle"] = regionHandle.ToString();
requestData["authkey"] = serversInfo.GridSendKey;
ArrayList SendParams = new ArrayList();
SendParams.Add(requestData);
XmlRpcRequest GridReq = new XmlRpcRequest("simulator_data_request", SendParams);
XmlRpcResponse GridResp = GridReq.Send(serversInfo.GridURL, 3000);
Hashtable responseData = (Hashtable) GridResp.Value;
if (responseData.ContainsKey("error"))
{
m_log.Error("[OGS1 GRID SERVICES]: Error received from grid server: " + responseData["error"]);
return null;
}
uint regX = Convert.ToUInt32((string) responseData["region_locx"]);
uint regY = Convert.ToUInt32((string) responseData["region_locy"]);
string internalIpStr = (string) responseData["sim_ip"];
uint port = Convert.ToUInt32(responseData["sim_port"]);
// string externalUri = (string) responseData["sim_uri"];
IPEndPoint neighbourInternalEndPoint = new IPEndPoint(IPAddress.Parse(internalIpStr), (int) port);
// string neighbourExternalUri = externalUri;
regionInfo = new RegionInfo(regX, regY, neighbourInternalEndPoint, internalIpStr);
regionInfo.RemotingPort = Convert.ToUInt32((string) responseData["remoting_port"]);
regionInfo.RemotingAddress = internalIpStr;
if (responseData.ContainsKey("http_port"))
{
regionInfo.HttpPort = Convert.ToUInt32((string) responseData["http_port"]);
}
regionInfo.RegionID = new UUID((string) responseData["region_UUID"]);
regionInfo.RegionName = (string) responseData["region_name"];
lock (m_remoteRegionInfoCache)
{
if (!m_remoteRegionInfoCache.ContainsKey(regionHandle))
{
m_remoteRegionInfoCache.Add(regionHandle, regionInfo);
}
}
}
catch (WebException)
{
m_log.Error("[OGS1 GRID SERVICES]: " +
"Region lookup failed for: " + regionHandle.ToString() +
" - Is the GridServer down?");
return null;
}
}
return regionInfo;
}
public RegionInfo RequestClosestRegion(string regionName)
{
foreach (RegionInfo ri in m_remoteRegionInfoCache.Values)
{
if (ri.RegionName == regionName)
return ri;
}
RegionInfo regionInfo = null;
try
{
Hashtable requestData = new Hashtable();
requestData["region_name_search"] = regionName;
requestData["authkey"] = serversInfo.GridSendKey;
ArrayList SendParams = new ArrayList();
SendParams.Add(requestData);
XmlRpcRequest GridReq = new XmlRpcRequest("simulator_data_request", SendParams);
XmlRpcResponse GridResp = GridReq.Send(serversInfo.GridURL, 3000);
Hashtable responseData = (Hashtable) GridResp.Value;
if (responseData.ContainsKey("error"))
{
m_log.ErrorFormat("[OGS1 GRID SERVICES]: Error received from grid server: ", responseData["error"]);
return null;
}
regionInfo = buildRegionInfo(responseData, "");
if (!m_remoteRegionInfoCache.ContainsKey(regionInfo.RegionHandle))
m_remoteRegionInfoCache.Add(regionInfo.RegionHandle, regionInfo);
}
catch (WebException)
{
m_log.Error("[OGS1 GRID SERVICES]: " +
"Region lookup failed for: " + regionName +
" - Is the GridServer down?");
}
return regionInfo;
}
///
///
///
///
///
///
///
///
public List RequestNeighbourMapBlocks(int minX, int minY, int maxX, int maxY)
{
int temp = 0;
if (minX > maxX)
{
temp = minX;
minX = maxX;
maxX = temp;
}
if (minY > maxY)
{
temp = minY;
minY = maxY;
maxY = temp;
}
Hashtable respData = MapBlockQuery(minX, minY, maxX, maxY);
List neighbours = new List();
foreach (ArrayList a in respData.Values)
{
foreach (Hashtable n in a)
{
MapBlockData neighbour = new MapBlockData();
neighbour.X = Convert.ToUInt16(n["x"]);
neighbour.Y = Convert.ToUInt16(n["y"]);
neighbour.Name = (string) n["name"];
neighbour.Access = Convert.ToByte(n["access"]);
neighbour.RegionFlags = Convert.ToUInt32(n["region-flags"]);
neighbour.WaterHeight = Convert.ToByte(n["water-height"]);
neighbour.MapImageId = new UUID((string) n["map-image-id"]);
neighbours.Add(neighbour);
}
}
return neighbours;
}
///
/// Performs a XML-RPC query against the grid server returning mapblock information in the specified coordinates
///
/// REDUNDANT - OGS1 is to be phased out in favour of OGS2
/// Minimum X value
/// Minimum Y value
/// Maximum X value
/// Maximum Y value
/// Hashtable of hashtables containing map data elements
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);
try
{
XmlRpcRequest req = new XmlRpcRequest("map_block", parameters);
XmlRpcResponse resp = req.Send(serversInfo.GridURL, 10000);
Hashtable respData = (Hashtable) resp.Value;
return respData;
}
catch (Exception e)
{
m_log.Error("MapBlockQuery XMLRPC failure: " + e.ToString());
return new Hashtable();
}
}
///
/// A ping / version check
///
///
///
public XmlRpcResponse PingCheckReply(XmlRpcRequest request)
{
XmlRpcResponse response = new XmlRpcResponse();
Hashtable respData = new Hashtable();
respData["online"] = "true";
m_localBackend.PingCheckReply(respData);
response.Value = respData;
return response;
}
///
/// Received from the user server when a user starts logging in. This call allows
/// the region to prepare for direct communication from the client. Sends back an empty
/// xmlrpc response on completion.
///
///
///
public XmlRpcResponse ExpectUser(XmlRpcRequest request)
{
Hashtable requestData = (Hashtable) request.Params[0];
AgentCircuitData agentData = new AgentCircuitData();
agentData.SessionID = new UUID((string) requestData["session_id"]);
agentData.SecureSessionID = new UUID((string) requestData["secure_session_id"]);
agentData.firstname = (string) requestData["firstname"];
agentData.lastname = (string) requestData["lastname"];
agentData.AgentID = new UUID((string) requestData["agent_id"]);
agentData.circuitcode = Convert.ToUInt32(requestData["circuit_code"]);
agentData.CapsPath = (string) requestData["caps_path"];
ulong regionHandle = Convert.ToUInt64((string) requestData["regionhandle"]);
m_log.DebugFormat(
"[CLIENT]: Told by user service to prepare for a connection from {0} {1} {2}, circuit {3}",
agentData.firstname, agentData.lastname, agentData.AgentID, agentData.circuitcode);
if (requestData.ContainsKey("child_agent") && requestData["child_agent"].Equals("1"))
{
m_log.Debug("[CLIENT]: Child agent detected");
agentData.child = true;
}
else
{
m_log.Debug("[CLIENT]: Main agent detected");
agentData.startpos =
new Vector3((float)Convert.ToDecimal((string)requestData["startpos_x"]),
(float)Convert.ToDecimal((string)requestData["startpos_y"]),
(float)Convert.ToDecimal((string)requestData["startpos_z"]));
agentData.child = false;
}
XmlRpcResponse resp = new XmlRpcResponse();
if (!RegionLoginsEnabled)
{
m_log.InfoFormat(
"[CLIENT]: Denying access for user {0} {1} because region login is currently disabled",
agentData.firstname, agentData.lastname);
Hashtable respdata = new Hashtable();
respdata["success"] = "FALSE";
respdata["reason"] = "region login currently disabled";
resp.Value = respdata;
}
else
{
RegionInfo[] regions = m_regionsOnInstance.ToArray();
bool banned = false;
for (int i = 0; i < regions.Length; i++)
{
if (regions[i] != null)
{
if (regions[i].RegionHandle == regionHandle)
{
if (regions[i].EstateSettings.IsBanned(agentData.AgentID))
{
banned = true;
break;
}
}
}
}
if (banned)
{
m_log.InfoFormat(
"[CLIENT]: Denying access for user {0} {1} because user is banned",
agentData.firstname, agentData.lastname);
Hashtable respdata = new Hashtable();
respdata["success"] = "FALSE";
respdata["reason"] = "banned";
resp.Value = respdata;
}
else
{
m_localBackend.TriggerExpectUser(regionHandle, agentData);
Hashtable respdata = new Hashtable();
respdata["success"] = "TRUE";
resp.Value = respdata;
}
}
return resp;
}
// Grid Request Processing
///
/// Ooops, our Agent must be dead if we're getting this request!
///
///
///
public XmlRpcResponse LogOffUser(XmlRpcRequest request)
{
m_log.Debug("[CONNECTION DEBUGGING]: LogOff User Called");
Hashtable requestData = (Hashtable)request.Params[0];
string message = (string)requestData["message"];
UUID agentID = UUID.Zero;
UUID RegionSecret = UUID.Zero;
UUID.TryParse((string)requestData["agent_id"], out agentID);
UUID.TryParse((string)requestData["region_secret"], out RegionSecret);
ulong regionHandle = Convert.ToUInt64((string)requestData["regionhandle"]);
m_localBackend.TriggerLogOffUser(regionHandle, agentID, RegionSecret,message);
return new XmlRpcResponse();
}
#region m_interRegion Comms
///
/// Start listening for .net remoting calls from other regions.
///
private void StartRemoting()
{
TcpChannel ch;
try
{
ch = new TcpChannel((int)NetworkServersInfo.RemotingListenerPort);
ChannelServices.RegisterChannel(ch, false); // Disabled security as Mono doesn't support this.
}
catch (Exception ex)
{
m_log.Error("[OGS1 GRID SERVICES]: Exception while attempting to listen on TCP port " + (int)NetworkServersInfo.RemotingListenerPort + ".");
throw (ex);
}
WellKnownServiceTypeEntry wellType =
new WellKnownServiceTypeEntry(typeof (OGS1InterRegionRemoting), "InterRegions",
WellKnownObjectMode.Singleton);
RemotingConfiguration.RegisterWellKnownServiceType(wellType);
InterRegionSingleton.Instance.OnArrival += TriggerExpectAvatarCrossing;
InterRegionSingleton.Instance.OnChildAgent += IncomingChildAgent;
InterRegionSingleton.Instance.OnPrimGroupArrival += IncomingPrim;
InterRegionSingleton.Instance.OnPrimGroupNear += TriggerExpectPrimCrossing;
InterRegionSingleton.Instance.OnRegionUp += TriggerRegionUp;
InterRegionSingleton.Instance.OnChildAgentUpdate += TriggerChildAgentUpdate;
InterRegionSingleton.Instance.OnTellRegionToCloseChildConnection += TriggerTellRegionToCloseChildConnection;
}
#region Methods called by regions in this instance
public bool ChildAgentUpdate(ulong regionHandle, ChildAgentDataUpdate cAgentData)
{
int failures = 0;
lock (m_deadRegionCache)
{
if (m_deadRegionCache.ContainsKey(regionHandle))
{
failures = m_deadRegionCache[regionHandle];
}
}
if (failures <= 3)
{
RegionInfo regInfo = null;
try
{
if (m_localBackend.ChildAgentUpdate(regionHandle, cAgentData))
{
return true;
}
regInfo = RequestNeighbourInfo(regionHandle);
if (regInfo != null)
{
//don't want to be creating a new link to the remote instance every time like we are here
bool retValue = false;
OGS1InterRegionRemoting remObject = (OGS1InterRegionRemoting)Activator.GetObject(
typeof(OGS1InterRegionRemoting),
"tcp://" + regInfo.RemotingAddress +
":" + regInfo.RemotingPort +
"/InterRegions");
if (remObject != null)
{
retValue = remObject.ChildAgentUpdate(regionHandle, cAgentData);
}
else
{
m_log.Warn("[OGS1 GRID SERVICES]: remoting object not found");
}
remObject = null;
// m_log.Info("[INTER]: " +
// gdebugRegionName +
// ": OGS1 tried to Update Child Agent data on outside region and got " +
// retValue.ToString());
return retValue;
}
NoteDeadRegion(regionHandle);
return false;
}
catch (RemotingException e)
{
NoteDeadRegion(regionHandle);
m_log.WarnFormat(
"[OGS1 GRID SERVICES]: Remoting Error: Unable to connect to adjacent region: {0} {1},{2}",
regInfo.RegionName, regInfo.RegionLocX, regInfo.RegionLocY);
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
catch (SocketException e)
{
NoteDeadRegion(regionHandle);
m_log.WarnFormat(
"[OGS1 GRID SERVICES]: Remoting Error: Unable to connect to adjacent region: {0} {1},{2}",
regInfo.RegionName, regInfo.RegionLocX, regInfo.RegionLocY);
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
catch (InvalidCredentialException e)
{
NoteDeadRegion(regionHandle);
m_log.WarnFormat(
"[OGS1 GRID SERVICES]: Remoting Error: Unable to connect to adjacent region: {0} {1},{2}",
regInfo.RegionName, regInfo.RegionLocX, regInfo.RegionLocY);
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
catch (AuthenticationException e)
{
NoteDeadRegion(regionHandle);
m_log.WarnFormat(
"[OGS1 GRID SERVICES]: Remoting Error: Unable to connect to adjacent region: {0} {1},{2}",
regInfo.RegionName, regInfo.RegionLocX, regInfo.RegionLocY);
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
catch (Exception e)
{
NoteDeadRegion(regionHandle);
m_log.WarnFormat("[OGS1 GRID SERVICES]: Unable to connect to adjacent region: {0} {1},{2}",
regInfo.RegionName, regInfo.RegionLocX, regInfo.RegionLocY);
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
}
else
{
//m_log.Info("[INTERREGION]: Skipped Sending Child Update to a region because it failed too many times:" + regionHandle.ToString());
return false;
}
}
///
/// Inform a region that a child agent will be on the way from a client.
///
///
///
///
public bool InformRegionOfChildAgent(ulong regionHandle, AgentCircuitData agentData)
{
RegionInfo regInfo = null;
try
{
if (m_localBackend.InformRegionOfChildAgent(regionHandle, agentData))
{
return true;
}
regInfo = RequestNeighbourInfo(regionHandle);
if (regInfo != null)
{
//don't want to be creating a new link to the remote instance every time like we are here
bool retValue = false;
OGS1InterRegionRemoting remObject = (OGS1InterRegionRemoting)Activator.GetObject(
typeof(OGS1InterRegionRemoting),
"tcp://" + regInfo.RemotingAddress +
":" + regInfo.RemotingPort +
"/InterRegions");
if (remObject != null)
{
retValue = remObject.InformRegionOfChildAgent(regionHandle, new sAgentCircuitData(agentData));
}
else
{
m_log.Warn("[OGS1 GRID SERVICES]: remoting object not found");
}
remObject = null;
m_log.Info("[OGS1 GRID SERVICES]: " +
m_localBackend._gdebugRegionName + ": OGS1 tried to InformRegionOfChildAgent for " +
agentData.firstname + " " + agentData.lastname + " and got " +
retValue.ToString());
return retValue;
}
NoteDeadRegion(regionHandle);
return false;
}
catch (RemotingException e)
{
NoteDeadRegion(regionHandle);
m_log.WarnFormat(
"[OGS1 GRID SERVICES]: Remoting Error: Unable to connect to adjacent region: {0} {1},{2}",
regInfo.RegionName, regInfo.RegionLocX, regInfo.RegionLocY);
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
catch (SocketException e)
{
NoteDeadRegion(regionHandle);
m_log.WarnFormat(
"[OGS1 GRID SERVICES]: Remoting Error: Unable to connect to adjacent region: {0} {1},{2}",
regInfo.RegionName, regInfo.RegionLocX, regInfo.RegionLocY);
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
catch (InvalidCredentialException e)
{
NoteDeadRegion(regionHandle);
m_log.WarnFormat(
"[OGS1 GRID SERVICES]: Remoting Error: Unable to connect to adjacent region: {0} {1},{2}",
regInfo.RegionName, regInfo.RegionLocX, regInfo.RegionLocY);
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
catch (AuthenticationException e)
{
NoteDeadRegion(regionHandle);
m_log.WarnFormat(
"[OGS1 GRID SERVICES]: Remoting Error: Unable to connect to adjacent region: {0} {1},{2}",
regInfo.RegionName, regInfo.RegionLocX, regInfo.RegionLocY);
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
catch (Exception e)
{
NoteDeadRegion(regionHandle);
if (regInfo != null)
{
m_log.WarnFormat(
"[OGS1 GRID SERVICES]: Remoting Error: Unable to connect to adjacent region: {0} {1},{2}",
regInfo.RegionName, regInfo.RegionLocX, regInfo.RegionLocY);
}
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
}
// UGLY!
public bool RegionUp(SerializableRegionInfo region, ulong regionhandle)
{
SerializableRegionInfo regInfo = null;
try
{
// You may ask why this is in here...
// The region asking the grid services about itself..
// And, surprisingly, the reason is.. it doesn't know
// it's own remoting port! How special.
RegionUpData regiondata = new RegionUpData(region.RegionLocX, region.RegionLocY, region.ExternalHostName, region.InternalEndPoint.Port);
region = new SerializableRegionInfo(RequestNeighbourInfo(region.RegionHandle));
region.RemotingAddress = region.ExternalHostName;
region.RemotingPort = NetworkServersInfo.RemotingListenerPort;
region.HttpPort = serversInfo.HttpListenerPort;
if (m_localBackend.RegionUp(region, regionhandle))
{
return true;
}
regInfo = new SerializableRegionInfo(RequestNeighbourInfo(regionhandle));
if (regInfo != null)
{
// If we're not trying to remote to ourselves.
if (regInfo.RemotingAddress != region.RemotingAddress && region.RemotingAddress != null)
{
//don't want to be creating a new link to the remote instance every time like we are here
bool retValue = false;
OGS1InterRegionRemoting remObject = (OGS1InterRegionRemoting) Activator.GetObject(
typeof(OGS1InterRegionRemoting),
"tcp://" +
regInfo.RemotingAddress +
":" + regInfo.RemotingPort +
"/InterRegions");
if (remObject != null)
{
retValue = remObject.RegionUp(regiondata, regionhandle);
}
else
{
m_log.Warn("[OGS1 GRID SERVICES]: remoting object not found");
}
remObject = null;
m_log.Info(
"[INTER]: " + m_localBackend._gdebugRegionName + ": OGS1 tried to inform region I'm up");
return retValue;
}
else
{
// We're trying to inform ourselves via remoting.
// This is here because we're looping over the listeners before we get here.
// Odd but it should work.
return true;
}
}
return false;
}
catch (RemotingException e)
{
m_log.Warn("[OGS1 GRID SERVICES]: Remoting Error: Unable to connect to adjacent region using tcp://" +
regInfo.RemotingAddress +
":" + regInfo.RemotingPort +
"/InterRegions - @ " + regInfo.RegionLocX + "," + regInfo.RegionLocY +
" - Is this neighbor up?");
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
catch (SocketException e)
{
m_log.Warn("[OGS1 GRID SERVICES]: Socket Error: Unable to connect to adjacent region using tcp://" +
regInfo.RemotingAddress +
":" + regInfo.RemotingPort +
"/InterRegions - @ " + regInfo.RegionLocX + "," + regInfo.RegionLocY +
" - Is this neighbor up?");
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
catch (InvalidCredentialException e)
{
m_log.Warn("[OGS1 GRID SERVICES]: Invalid Credentials: Unable to connect to adjacent region using tcp://" +
regInfo.RemotingAddress +
":" + regInfo.RemotingPort +
"/InterRegions - @ " + regInfo.RegionLocX + "," + regInfo.RegionLocY);
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
catch (AuthenticationException e)
{
m_log.Warn("[OGS1 GRID SERVICES]: Authentication exception: Unable to connect to adjacent region using tcp://" +
regInfo.RemotingAddress +
":" + regInfo.RemotingPort +
"/InterRegions - @ " + regInfo.RegionLocX + "," + regInfo.RegionLocY);
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
catch (Exception e)
{
// This line errors with a Null Reference Exception.. Why? @.@
//m_log.Warn("Unknown exception: Unable to connect to adjacent region using tcp://" + regInfo.RemotingAddress +
// ":" + regInfo.RemotingPort +
//"/InterRegions - @ " + regInfo.RegionLocX + "," + regInfo.RegionLocY + " - This is likely caused by an incompatibility in the protocol between this sim and that one");
m_log.Debug(e.ToString());
return false;
}
}
///
///
///
///
///
///
public bool InformRegionOfPrimCrossing(ulong regionHandle, UUID primID, string objData, int XMLMethod)
{
int failures = 0;
lock (m_deadRegionCache)
{
if (m_deadRegionCache.ContainsKey(regionHandle))
{
failures = m_deadRegionCache[regionHandle];
}
}
if (failures <= 1)
{
RegionInfo regInfo = null;
try
{
if (m_localBackend.InformRegionOfPrimCrossing(regionHandle, primID, objData, XMLMethod))
{
return true;
}
regInfo = RequestNeighbourInfo(regionHandle);
if (regInfo != null)
{
//don't want to be creating a new link to the remote instance every time like we are here
bool retValue = false;
OGS1InterRegionRemoting remObject = (OGS1InterRegionRemoting)Activator.GetObject(
typeof(OGS1InterRegionRemoting),
"tcp://" + regInfo.RemotingAddress +
":" + regInfo.RemotingPort +
"/InterRegions");
if (remObject != null)
{
retValue = remObject.InformRegionOfPrimCrossing(regionHandle, primID.Guid, objData, XMLMethod);
}
else
{
m_log.Warn("[OGS1 GRID SERVICES]: Remoting object not found");
}
remObject = null;
return retValue;
}
NoteDeadRegion(regionHandle);
return false;
}
catch (RemotingException e)
{
NoteDeadRegion(regionHandle);
m_log.Warn("[OGS1 GRID SERVICES]: Remoting Error: Unable to connect to adjacent region: " + regionHandle);
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
catch (SocketException e)
{
NoteDeadRegion(regionHandle);
m_log.Warn("[OGS1 GRID SERVICES]: Remoting Error: Unable to connect to adjacent region: " + regionHandle);
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
catch (InvalidCredentialException e)
{
NoteDeadRegion(regionHandle);
m_log.Warn("[OGS1 GRID SERVICES]: Invalid Credential Exception: Invalid Credentials : " + regionHandle);
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
catch (AuthenticationException e)
{
NoteDeadRegion(regionHandle);
m_log.Warn("[OGS1 GRID SERVICES]: Authentication exception: Unable to connect to adjacent region: " + regionHandle);
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
catch (Exception e)
{
NoteDeadRegion(regionHandle);
m_log.Warn("[OGS1 GRID SERVICES]: Unknown exception: Unable to connect to adjacent region: " + regionHandle);
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0}", e);
return false;
}
}
else
{
return false;
}
}
///
///
///
///
///
///
///
public bool ExpectAvatarCrossing(ulong regionHandle, UUID agentID, Vector3 position, bool isFlying)
{
RegionInfo[] regions = m_regionsOnInstance.ToArray();
bool banned = false;
for (int i = 0; i < regions.Length; i++)
{
if (regions[i] != null)
{
if (regions[i].RegionHandle == regionHandle)
{
if (regions[i].EstateSettings.IsBanned(agentID))
{
banned = true;
break;
}
}
}
}
if (banned)
return false;
RegionInfo regInfo = null;
try
{
if (m_localBackend.TriggerExpectAvatarCrossing(regionHandle, agentID, position, isFlying))
{
return true;
}
regInfo = RequestNeighbourInfo(regionHandle);
if (regInfo != null)
{
bool retValue = false;
OGS1InterRegionRemoting remObject = (OGS1InterRegionRemoting) Activator.GetObject(
typeof (OGS1InterRegionRemoting),
"tcp://" + regInfo.RemotingAddress +
":" + regInfo.RemotingPort +
"/InterRegions");
if (remObject != null)
{
retValue =
remObject.ExpectAvatarCrossing(regionHandle, agentID.Guid, new sLLVector3(position),
isFlying);
}
else
{
m_log.Warn("[OGS1 GRID SERVICES]: Remoting object not found");
}
remObject = null;
return retValue;
}
//TODO need to see if we know about where this region is and use .net remoting
// to inform it.
NoteDeadRegion(regionHandle);
return false;
}
catch (RemotingException e)
{
NoteDeadRegion(regionHandle);
m_log.WarnFormat(
"[OGS1 GRID SERVICES]: Remoting Error: Unable to connect to adjacent region: {0} {1},{2}",
regInfo.RegionName, regInfo.RegionLocX, regInfo.RegionLocY);
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
catch
{
NoteDeadRegion(regionHandle);
return false;
}
}
public bool ExpectPrimCrossing(ulong regionHandle, UUID agentID, Vector3 position, bool isPhysical)
{
RegionInfo regInfo = null;
try
{
if (m_localBackend.TriggerExpectPrimCrossing(regionHandle, agentID, position, isPhysical))
{
return true;
}
regInfo = RequestNeighbourInfo(regionHandle);
if (regInfo != null)
{
bool retValue = false;
OGS1InterRegionRemoting remObject = (OGS1InterRegionRemoting) Activator.GetObject(
typeof (OGS1InterRegionRemoting),
"tcp://" + regInfo.RemotingAddress +
":" + regInfo.RemotingPort +
"/InterRegions");
if (remObject != null)
{
retValue =
remObject.ExpectAvatarCrossing(regionHandle, agentID.Guid, new sLLVector3(position),
isPhysical);
}
else
{
m_log.Warn("[OGS1 GRID SERVICES]: Remoting object not found");
}
remObject = null;
return retValue;
}
//TODO need to see if we know about where this region is and use .net remoting
// to inform it.
NoteDeadRegion(regionHandle);
return false;
}
catch (RemotingException e)
{
NoteDeadRegion(regionHandle);
m_log.Warn("[OGS1 GRID SERVICES]: Remoting Error: Unable to connect to adjacent region: " + regionHandle);
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
catch (SocketException e)
{
NoteDeadRegion(regionHandle);
m_log.Warn("[OGS1 GRID SERVICES]: Remoting Error: Unable to connect to adjacent region: " + regionHandle);
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
catch (InvalidCredentialException e)
{
NoteDeadRegion(regionHandle);
m_log.Warn("[OGS1 GRID SERVICES]: Invalid Credential Exception: Invalid Credentials : " + regionHandle);
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
catch (AuthenticationException e)
{
NoteDeadRegion(regionHandle);
m_log.Warn("[OGS1 GRID SERVICES]: Authentication exception: Unable to connect to adjacent region: " + regionHandle);
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
catch (Exception e)
{
NoteDeadRegion(regionHandle);
m_log.Warn("[OGS1 GRID SERVICES]: Unknown exception: Unable to connect to adjacent region: " + regionHandle);
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0}", e);
return false;
}
}
public bool TellRegionToCloseChildConnection(ulong regionHandle, UUID agentID)
{
RegionInfo regInfo = null;
try
{
if (m_localBackend.TriggerTellRegionToCloseChildConnection(regionHandle, agentID))
{
return true;
}
regInfo = RequestNeighbourInfo(regionHandle);
if (regInfo != null)
{
// bool retValue = false;
OGS1InterRegionRemoting remObject = (OGS1InterRegionRemoting)Activator.GetObject(
typeof(OGS1InterRegionRemoting),
"tcp://" + regInfo.RemotingAddress +
":" + regInfo.RemotingPort +
"/InterRegions");
if (remObject != null)
{
// retValue =
remObject.TellRegionToCloseChildConnection(regionHandle, agentID.Guid);
}
else
{
m_log.Warn("[OGS1 GRID SERVICES]: Remoting object not found");
}
remObject = null;
return true;
}
//TODO need to see if we know about where this region is and use .net remoting
// to inform it.
NoteDeadRegion(regionHandle);
return false;
}
catch (RemotingException)
{
NoteDeadRegion(regionHandle);
m_log.Warn("[OGS1 GRID SERVICES]: Remoting Error: Unable to connect to adjacent region to tell it to close child agents: " + regInfo.RegionName +
" " + regInfo.RegionLocX + "," + regInfo.RegionLocY);
//m_log.Debug(e.ToString());
return false;
}
catch (SocketException e)
{
NoteDeadRegion(regionHandle);
m_log.Warn("[OGS1 GRID SERVICES]: Socket Error: Unable to connect to adjacent region using tcp://" +
regInfo.RemotingAddress +
":" + regInfo.RemotingPort +
"/InterRegions - @ " + regInfo.RegionLocX + "," + regInfo.RegionLocY +
" - Is this neighbor up?");
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
catch (InvalidCredentialException e)
{
NoteDeadRegion(regionHandle);
m_log.Warn("[OGS1 GRID SERVICES]: Invalid Credentials: Unable to connect to adjacent region using tcp://" +
regInfo.RemotingAddress +
":" + regInfo.RemotingPort +
"/InterRegions - @ " + regInfo.RegionLocX + "," + regInfo.RegionLocY);
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
catch (AuthenticationException e)
{
NoteDeadRegion(regionHandle);
m_log.Warn("[OGS1 GRID SERVICES]: Authentication exception: Unable to connect to adjacent region using tcp://" +
regInfo.RemotingAddress +
":" + regInfo.RemotingPort +
"/InterRegions - @ " + regInfo.RegionLocX + "," + regInfo.RegionLocY);
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
catch (WebException e)
{
NoteDeadRegion(regionHandle);
m_log.Warn("[OGS1 GRID SERVICES]: WebException exception: Unable to connect to adjacent region using tcp://" +
regInfo.RemotingAddress +
":" + regInfo.RemotingPort +
"/InterRegions - @ " + regInfo.RegionLocX + "," + regInfo.RegionLocY);
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0} {1}", e.Source, e.Message);
return false;
}
catch (Exception e)
{
NoteDeadRegion(regionHandle);
// This line errors with a Null Reference Exception.. Why? @.@
//m_log.Warn("Unknown exception: Unable to connect to adjacent region using tcp://" + regInfo.RemotingAddress +
// ":" + regInfo.RemotingPort +
//"/InterRegions - @ " + regInfo.RegionLocX + "," + regInfo.RegionLocY + " - This is likely caused by an incompatibility in the protocol between this sim and that one");
m_log.DebugFormat("[OGS1 GRID SERVICES]: {0}", e);
return false;
}
}
public bool AcknowledgeAgentCrossed(ulong regionHandle, UUID agentId)
{
return m_localBackend.AcknowledgeAgentCrossed(regionHandle, agentId);
}
public bool AcknowledgePrimCrossed(ulong regionHandle, UUID primId)
{
return m_localBackend.AcknowledgePrimCrossed(regionHandle, primId);
}
#endregion
#region Methods triggered by calls from external instances
///
///
///
///
///
///
public bool IncomingChildAgent(ulong regionHandle, AgentCircuitData agentData)
{
//m_log.Info("[INTER]: " + gdebugRegionName + ": Incoming OGS1 Agent " + agentData.firstname + " " + agentData.lastname);
return m_localBackend.IncomingChildAgent(regionHandle, agentData);
}
public bool TriggerRegionUp(RegionUpData regionData, ulong regionhandle)
{
m_log.Info(
"[OGS1 GRID SERVICES]: " +
m_localBackend._gdebugRegionName + "Incoming OGS1 RegionUpReport: " + "(" + regionData.X +
"," + regionData.Y + "). Giving this region a fresh set of 'dead' tries");
RegionInfo nRegionInfo = new RegionInfo();
nRegionInfo.SetEndPoint("127.0.0.1", regionData.PORT);
nRegionInfo.ExternalHostName = regionData.IPADDR;
nRegionInfo.RegionLocX = regionData.X;
nRegionInfo.RegionLocY = regionData.Y;
lock (m_deadRegionCache)
{
if (m_deadRegionCache.ContainsKey(nRegionInfo.RegionHandle))
{
m_deadRegionCache.Remove(nRegionInfo.RegionHandle);
}
}
return m_localBackend.TriggerRegionUp(nRegionInfo, regionhandle);
}
public bool TriggerChildAgentUpdate(ulong regionHandle, ChildAgentDataUpdate cAgentData)
{
//m_log.Info("[INTER]: Incoming OGS1 Child Agent Data Update");
return m_localBackend.TriggerChildAgentUpdate(regionHandle, cAgentData);
}
///
///
///
///
///
///
public bool IncomingPrim(ulong regionHandle, UUID primID, string objData, int XMLMethod)
{
m_localBackend.TriggerExpectPrim(regionHandle, primID, objData, XMLMethod);
return true;
}
///
///
///
///
///
///
///
public bool TriggerExpectAvatarCrossing(ulong regionHandle, UUID agentID, Vector3 position, bool isFlying)
{
return m_localBackend.TriggerExpectAvatarCrossing(regionHandle, agentID, position, isFlying);
}
public bool TriggerExpectPrimCrossing(ulong regionHandle, UUID agentID, Vector3 position, bool isPhysical)
{
return m_localBackend.TriggerExpectPrimCrossing(regionHandle, agentID, position, isPhysical);
}
public bool TriggerTellRegionToCloseChildConnection(ulong regionHandle, UUID agentID)
{
return m_localBackend.TriggerTellRegionToCloseChildConnection(regionHandle, agentID);
}
#endregion
#endregion
int timeOut = 10; //10 seconds
///
/// Check that a region is available for TCP comms. This is necessary for .NET remoting between regions.
///
///
///
///
///
public bool CheckRegion(string address, uint port, bool retry)
{
bool available = false;
bool timed_out = true;
IPAddress ia;
IPAddress.TryParse(address, out ia);
IPEndPoint m_EndPoint = new IPEndPoint(ia, (int)port);
AsyncCallback callback = delegate(IAsyncResult iar)
{
Socket s = (Socket)iar.AsyncState;
try
{
s.EndConnect(iar);
available = true;
timed_out = false;
}
catch (Exception e)
{
m_log.DebugFormat(
"[OGS1 GRID SERVICES]: Callback EndConnect exception: {0}:{1}", e.Message, e.StackTrace);
}
s.Close();
};
try
{
Socket socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
IAsyncResult ar = socket.BeginConnect(m_EndPoint, callback, socket);
ar.AsyncWaitHandle.WaitOne(timeOut * 1000, false);
}
catch (Exception e)
{
m_log.DebugFormat(
"[OGS1 GRID SERVICES]: CheckRegion Socket Setup exception: {0}:{1}", e.Message, e.StackTrace);
return false;
}
if (timed_out)
{
m_log.DebugFormat(
"[OGS1 GRID SERVICES]: socket [{0}] timed out ({1}) waiting to obtain a connection.",
m_EndPoint, timeOut * 1000);
if (retry)
{
return CheckRegion(address, port, false);
}
}
return available;
}
public bool CheckRegion(string address, uint port)
{
return CheckRegion(address, port, true);
}
public void NoteDeadRegion(ulong regionhandle)
{
lock (m_deadRegionCache)
{
if (m_deadRegionCache.ContainsKey(regionhandle))
{
m_deadRegionCache[regionhandle] = m_deadRegionCache[regionhandle] + 1;
}
else
{
m_deadRegionCache.Add(regionhandle, 1);
}
}
}
public LandData RequestLandData (ulong regionHandle, uint x, uint y)
{
m_log.DebugFormat("[OGS1 GRID SERVICES] requests land data in {0}, at {1}, {2}",
regionHandle, x, y);
LandData landData = m_localBackend.RequestLandData(regionHandle, x, y);
if (landData == null)
{
Hashtable hash = new Hashtable();
hash["region_handle"] = regionHandle.ToString();
hash["x"] = x.ToString();
hash["y"] = y.ToString();
IList paramList = new ArrayList();
paramList.Add(hash);
try
{
// this might be cached, as we probably requested it just a moment ago...
RegionInfo info = RequestNeighbourInfo(regionHandle);
if (info != null) // just to be sure
{
XmlRpcRequest request = new XmlRpcRequest("land_data", paramList);
string uri = "http://" + info.ExternalEndPoint.Address + ":" + info.HttpPort + "/";
XmlRpcResponse response = request.Send(uri, 10000);
if (response.IsFault)
{
m_log.ErrorFormat("[OGS1 GRID SERVICES] remote call returned an error: {0}", response.FaultString);
}
else
{
hash = (Hashtable)response.Value;
try
{
landData = new LandData();
landData.AABBMax = Vector3.Parse((string)hash["AABBMax"]);
landData.AABBMin = Vector3.Parse((string)hash["AABBMin"]);
landData.Area = Convert.ToInt32(hash["Area"]);
landData.AuctionID = Convert.ToUInt32(hash["AuctionID"]);
landData.Description = (string)hash["Description"];
landData.Flags = Convert.ToUInt32(hash["Flags"]);
landData.GlobalID = new UUID((string)hash["GlobalID"]);
landData.Name = (string)hash["Name"];
landData.OwnerID = new UUID((string)hash["OwnerID"]);
landData.SalePrice = Convert.ToInt32(hash["SalePrice"]);
landData.SnapshotID = new UUID((string)hash["SnapshotID"]);
landData.UserLocation = Vector3.Parse((string)hash["UserLocation"]);
m_log.DebugFormat("[OGS1 GRID SERVICES] Got land data for parcel {0}", landData.Name);
}
catch (Exception e)
{
m_log.Error("[OGS1 GRID SERVICES] Got exception while parsing land-data:", e);
}
}
}
else m_log.WarnFormat("[OGS1 GRID SERVICES] Couldn't find region with handle {0}", regionHandle);
}
catch (Exception e)
{
m_log.ErrorFormat("[OGS1 GRID SERVICES] Couldn't contact region {0}: {1}", regionHandle, e);
}
}
return landData;
}
// Grid Request Processing
///
/// Someone asked us about parcel-information
///
///
///
public XmlRpcResponse LandData(XmlRpcRequest request)
{
Hashtable requestData = (Hashtable)request.Params[0];
ulong regionHandle = Convert.ToUInt64(requestData["region_handle"]);
uint x = Convert.ToUInt32(requestData["x"]);
uint y = Convert.ToUInt32(requestData["y"]);
m_log.DebugFormat("[OGS1 GRID SERVICES]: Got XML reqeuest for land data at {0}, {1} in region {2}", x, y, regionHandle);
LandData landData = m_localBackend.RequestLandData(regionHandle, x, y);
Hashtable hash = new Hashtable();
if (landData != null)
{
// for now, only push out the data we need for answering a ParcelInfoReqeust
hash["AABBMax"] = landData.AABBMax.ToString();
hash["AABBMin"] = landData.AABBMin.ToString();
hash["Area"] = landData.Area.ToString();
hash["AuctionID"] = landData.AuctionID.ToString();
hash["Description"] = landData.Description;
hash["Flags"] = landData.Flags.ToString();
hash["GlobalID"] = landData.GlobalID.ToString();
hash["Name"] = landData.Name;
hash["OwnerID"] = landData.OwnerID.ToString();
hash["SalePrice"] = landData.SalePrice.ToString();
hash["SnapshotID"] = landData.SnapshotID.ToString();
hash["UserLocation"] = landData.UserLocation.ToString();
}
XmlRpcResponse response = new XmlRpcResponse();
response.Value = hash;
return response;
}
public List RequestNamedRegions (string name, int maxNumber)
{
// no asking of the local backend first, here, as we have to ask the gridserver anyway.
Hashtable hash = new Hashtable();
hash["name"] = name;
hash["maxNumber"] = maxNumber.ToString();
IList paramList = new ArrayList();
paramList.Add(hash);
Hashtable result = XmlRpcSearchForRegionByName(paramList);
if (result == null) return null;
uint numberFound = Convert.ToUInt32(result["numFound"]);
List infos = new List();
for (int i = 0; i < numberFound; ++i)
{
string prefix = "region" + i + ".";
RegionInfo info = buildRegionInfo(result, prefix);
infos.Add(info);
}
return infos;
}
private RegionInfo buildRegionInfo(Hashtable responseData, string prefix)
{
uint regX = Convert.ToUInt32((string) responseData[prefix + "region_locx"]);
uint regY = Convert.ToUInt32((string) responseData[prefix + "region_locy"]);
string internalIpStr = (string) responseData[prefix + "sim_ip"];
uint port = Convert.ToUInt32(responseData[prefix + "sim_port"]);
IPEndPoint neighbourInternalEndPoint = new IPEndPoint(Util.GetHostFromDNS(internalIpStr), (int) port);
RegionInfo regionInfo = new RegionInfo(regX, regY, neighbourInternalEndPoint, internalIpStr);
regionInfo.RemotingPort = Convert.ToUInt32((string) responseData[prefix + "remoting_port"]);
regionInfo.RemotingAddress = internalIpStr;
if (responseData.ContainsKey(prefix + "http_port"))
{
regionInfo.HttpPort = Convert.ToUInt32((string) responseData[prefix + "http_port"]);
}
regionInfo.RegionID = new UUID((string) responseData[prefix + "region_UUID"]);
regionInfo.RegionName = (string) responseData[prefix + "region_name"];
regionInfo.RegionSettings.TerrainImageID = new UUID((string) responseData[prefix + "map_UUID"]);
return regionInfo;
}
private Hashtable XmlRpcSearchForRegionByName(IList parameters)
{
try
{
XmlRpcRequest request = new XmlRpcRequest("search_for_region_by_name", parameters);
XmlRpcResponse resp = request.Send(serversInfo.GridURL, 10000);
Hashtable respData = (Hashtable) resp.Value;
if (respData != null && respData.Contains("faultCode"))
{
m_log.WarnFormat("[OGS1 GRID SERVICES]: Got an error while contacting GridServer: {0}", respData["faultString"]);
return null;
}
return respData;
}
catch (Exception e)
{
m_log.Error("[OGS1 GRID SERVICES]: MapBlockQuery XMLRPC failure: ", e);
return null;
}
}
public List InformFriendsInOtherRegion(UUID agentId, ulong destRegionHandle, List friends, bool online)
{
List tpdAway = new List();
// destRegionHandle is a region on another server
RegionInfo info = RequestNeighbourInfo(destRegionHandle);
if (info != null)
{
string httpServer = "http://" + info.ExternalEndPoint.Address + ":" + info.HttpPort + "/presence_update_bulk";
Hashtable reqParams = new Hashtable();
reqParams["agentID"] = agentId.ToString();
reqParams["agentOnline"] = online;
int count = 0;
foreach (UUID uuid in friends)
{
reqParams["friendID_" + count++] = uuid.ToString();
}
reqParams["friendCount"] = count;
IList parameters = new ArrayList();
parameters.Add(reqParams);
try
{
XmlRpcRequest request = new XmlRpcRequest("presence_update_bulk", parameters);
XmlRpcResponse response = request.Send(httpServer, 5000);
Hashtable respData = (Hashtable)response.Value;
count = (int)respData["friendCount"];
for (int i = 0; i < count; ++i)
{
UUID uuid;
if(UUID.TryParse((string)respData["friendID_" + i], out uuid)) tpdAway.Add(uuid);
}
}
catch(Exception e)
{
m_log.Error("[OGS1 GRID SERVICES]: InformFriendsInOtherRegion XMLRPC failure: ", e);
}
}
else m_log.WarnFormat("[OGS1 GRID SERVICES]: Couldn't find region {0}???", destRegionHandle);
return tpdAway;
}
public bool TriggerTerminateFriend(ulong destRegionHandle, UUID agentID, UUID exFriendID)
{
// destRegionHandle is a region on another server
RegionInfo info = RequestNeighbourInfo(destRegionHandle);
if (info == null)
{
m_log.WarnFormat("[OGS1 GRID SERVICES]: Couldn't find region {0}", destRegionHandle);
return false; // region not found???
}
string httpServer = "http://" + info.ExternalEndPoint.Address + ":" + info.HttpPort + "/presence_update_bulk";
Hashtable reqParams = new Hashtable();
reqParams["agentID"] = agentID.ToString();
reqParams["friendID"] = exFriendID.ToString();
IList parameters = new ArrayList();
parameters.Add(reqParams);
try
{
XmlRpcRequest request = new XmlRpcRequest("terminate_friend", parameters);
XmlRpcResponse response = request.Send(httpServer, 5000);
Hashtable respData = (Hashtable)response.Value;
return (bool)respData["success"];
}
catch(Exception e)
{
m_log.Error("[OGS1 GRID SERVICES]: InformFriendsInOtherRegion XMLRPC failure: ", e);
return false;
}
}
}
}