Added the "out" connector (aka client) for the Grid services. Not used yet.
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/*
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* Copyright (c) Contributors, http://opensimulator.org/
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the OpenSim Project nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.Net;
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using OpenMetaverse;
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using Nwc.XmlRpc;
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namespace OpenSim.Framework.Communications.Clients
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{
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public class GridClient
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{
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public bool RegisterRegion(string gridServerURL, string sendKey, string receiveKey, RegionInfo regionInfo, out bool forcefulBanLines)
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{
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forcefulBanLines = true;
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Hashtable GridParams = new Hashtable();
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// Login / Authentication
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GridParams["authkey"] = sendKey;
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GridParams["recvkey"] = receiveKey;
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GridParams["UUID"] = regionInfo.RegionID.ToString();
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GridParams["sim_ip"] = regionInfo.ExternalHostName;
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GridParams["sim_port"] = regionInfo.InternalEndPoint.Port.ToString();
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GridParams["region_locx"] = regionInfo.RegionLocX.ToString();
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GridParams["region_locy"] = regionInfo.RegionLocY.ToString();
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GridParams["sim_name"] = regionInfo.RegionName;
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GridParams["http_port"] = regionInfo.HttpPort.ToString();
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GridParams["remoting_port"] = ConfigSettings.DefaultRegionRemotingPort.ToString();
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GridParams["map-image-id"] = regionInfo.RegionSettings.TerrainImageID.ToString();
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GridParams["originUUID"] = regionInfo.originRegionID.ToString();
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GridParams["server_uri"] = regionInfo.ServerURI;
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GridParams["region_secret"] = regionInfo.regionSecret;
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GridParams["major_interface_version"] = VersionInfo.MajorInterfaceVersion.ToString();
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if (regionInfo.MasterAvatarAssignedUUID != UUID.Zero)
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GridParams["master_avatar_uuid"] = regionInfo.MasterAvatarAssignedUUID.ToString();
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else
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GridParams["master_avatar_uuid"] = regionInfo.EstateSettings.EstateOwner.ToString();
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// Package into an XMLRPC Request
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ArrayList SendParams = new ArrayList();
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SendParams.Add(GridParams);
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// Send Request
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XmlRpcRequest GridReq = new XmlRpcRequest("simulator_login", SendParams);
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XmlRpcResponse GridResp;
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try
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{
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// The timeout should always be significantly larger than the timeout for the grid server to request
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// the initial status of the region before confirming registration.
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GridResp = GridReq.Send(gridServerURL, 90000);
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}
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catch (Exception e)
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{
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Exception e2
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= new Exception(
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String.Format(
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"Unable to register region with grid at {0}. Grid service not running?",
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gridServerURL),
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e);
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throw e2;
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}
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Hashtable GridRespData = (Hashtable)GridResp.Value;
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// Hashtable griddatahash = GridRespData;
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// Process Response
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if (GridRespData.ContainsKey("error"))
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{
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string errorstring = (string)GridRespData["error"];
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Exception e = new Exception(
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String.Format("Unable to connect to grid at {0}: {1}", gridServerURL, errorstring));
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throw e;
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}
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else
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{
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// m_knownRegions = RequestNeighbours(regionInfo.RegionLocX, regionInfo.RegionLocY);
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if (GridRespData.ContainsKey("allow_forceful_banlines"))
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{
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if ((string)GridRespData["allow_forceful_banlines"] != "TRUE")
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{
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forcefulBanLines = false;
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}
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}
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}
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return true;
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}
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public bool DeregisterRegion(string gridServerURL, string sendKey, string receiveKey, RegionInfo regionInfo, out string errorMsg)
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{
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errorMsg = "";
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Hashtable GridParams = new Hashtable();
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GridParams["UUID"] = regionInfo.RegionID.ToString();
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// Package into an XMLRPC Request
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ArrayList SendParams = new ArrayList();
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SendParams.Add(GridParams);
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// Send Request
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XmlRpcRequest GridReq = new XmlRpcRequest("simulator_after_region_moved", SendParams);
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XmlRpcResponse GridResp = null;
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try
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{
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GridResp = GridReq.Send(gridServerURL, 10000);
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}
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catch (Exception e)
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{
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Exception e2
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= new Exception(
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String.Format(
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"Unable to deregister region with grid at {0}. Grid service not running?",
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gridServerURL),
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e);
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throw e2;
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}
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Hashtable GridRespData = (Hashtable)GridResp.Value;
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// Hashtable griddatahash = GridRespData;
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// Process Response
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if (GridRespData != null && GridRespData.ContainsKey("error"))
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{
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errorMsg = (string)GridRespData["error"];
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return false;
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}
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return true;
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}
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public bool RequestNeighborInfo(string gridServerURL, string sendKey, string receiveKey, UUID regionUUID, out RegionInfo regionInfo, out string errorMsg)
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{
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// didn't find it so far, we have to go the long way
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regionInfo = null;
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errorMsg = string.Empty;
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Hashtable requestData = new Hashtable();
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requestData["region_UUID"] = regionUUID.ToString();
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requestData["authkey"] = sendKey;
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ArrayList SendParams = new ArrayList();
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SendParams.Add(requestData);
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XmlRpcRequest gridReq = new XmlRpcRequest("simulator_data_request", SendParams);
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XmlRpcResponse gridResp = null;
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try
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{
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gridResp = gridReq.Send(gridServerURL, 3000);
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}
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catch (Exception e)
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{
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errorMsg = e.Message;
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return false;
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}
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Hashtable responseData = (Hashtable)gridResp.Value;
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if (responseData.ContainsKey("error"))
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{
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errorMsg = (string)responseData["error"];
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return false; ;
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}
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regionInfo = BuildRegionInfo(responseData, String.Empty);
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return true;
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}
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public bool RequestNeighborInfo(string gridServerURL, string sendKey, string receiveKey, ulong regionHandle, out RegionInfo regionInfo, out string errorMsg)
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{
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// didn't find it so far, we have to go the long way
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regionInfo = null;
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errorMsg = string.Empty;
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try
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{
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Hashtable requestData = new Hashtable();
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requestData["region_handle"] = regionHandle.ToString();
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requestData["authkey"] = sendKey;
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ArrayList SendParams = new ArrayList();
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SendParams.Add(requestData);
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XmlRpcRequest GridReq = new XmlRpcRequest("simulator_data_request", SendParams);
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XmlRpcResponse GridResp = GridReq.Send(gridServerURL, 3000);
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Hashtable responseData = (Hashtable)GridResp.Value;
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if (responseData.ContainsKey("error"))
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{
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errorMsg = (string)responseData["error"];
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return false;
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}
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uint regX = Convert.ToUInt32((string)responseData["region_locx"]);
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uint regY = Convert.ToUInt32((string)responseData["region_locy"]);
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string externalHostName = (string)responseData["sim_ip"];
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uint simPort = Convert.ToUInt32(responseData["sim_port"]);
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string regionName = (string)responseData["region_name"];
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UUID regionID = new UUID((string)responseData["region_UUID"]);
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uint remotingPort = Convert.ToUInt32((string)responseData["remoting_port"]);
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uint httpPort = 9000;
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if (responseData.ContainsKey("http_port"))
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{
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httpPort = Convert.ToUInt32((string)responseData["http_port"]);
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}
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// Ok, so this is definitively the wrong place to do this, way too hard coded, but it doesn't seem we GET this info?
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string simURI = "http://" + externalHostName + ":" + simPort;
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// string externalUri = (string) responseData["sim_uri"];
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//IPEndPoint neighbourInternalEndPoint = new IPEndPoint(IPAddress.Parse(internalIpStr), (int) port);
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regionInfo = RegionInfo.Create(regionID, regionName, regX, regY, externalHostName, httpPort, simPort, remotingPort, simURI);
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}
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catch (Exception e)
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{
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errorMsg = e.Message;
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return false;
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}
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return true;
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}
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public bool RequestClosestRegion(string gridServerURL, string sendKey, string receiveKey, string regionName, out RegionInfo regionInfo, out string errorMsg)
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{
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regionInfo = null;
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errorMsg = string.Empty;
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try
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{
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Hashtable requestData = new Hashtable();
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requestData["region_name_search"] = regionName;
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requestData["authkey"] = sendKey;
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ArrayList SendParams = new ArrayList();
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SendParams.Add(requestData);
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XmlRpcRequest GridReq = new XmlRpcRequest("simulator_data_request", SendParams);
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XmlRpcResponse GridResp = GridReq.Send(gridServerURL, 3000);
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Hashtable responseData = (Hashtable)GridResp.Value;
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if (responseData.ContainsKey("error"))
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{
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errorMsg = (string)responseData["error"];
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return false;
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}
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regionInfo = BuildRegionInfo(responseData, "");
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}
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catch (Exception e)
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{
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errorMsg = e.Message;
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return false;
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}
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return true;
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}
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/// <summary>
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/// Performs a XML-RPC query against the grid server returning mapblock information in the specified coordinates
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/// </summary>
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/// <remarks>REDUNDANT - OGS1 is to be phased out in favour of OGS2</remarks>
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/// <param name="minX">Minimum X value</param>
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/// <param name="minY">Minimum Y value</param>
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/// <param name="maxX">Maximum X value</param>
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/// <param name="maxY">Maximum Y value</param>
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/// <returns>Hashtable of hashtables containing map data elements</returns>
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public bool MapBlockQuery(string gridServerURL, int minX, int minY, int maxX, int maxY, out Hashtable respData, out string errorMsg)
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{
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respData = new Hashtable();
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errorMsg = string.Empty;
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Hashtable param = new Hashtable();
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param["xmin"] = minX;
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param["ymin"] = minY;
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param["xmax"] = maxX;
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param["ymax"] = maxY;
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IList parameters = new ArrayList();
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parameters.Add(param);
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try
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{
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XmlRpcRequest req = new XmlRpcRequest("map_block", parameters);
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XmlRpcResponse resp = req.Send(gridServerURL, 10000);
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respData = (Hashtable)resp.Value;
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return true;
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}
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catch (Exception e)
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{
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errorMsg = e.Message;
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return false;
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}
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}
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public bool SearchRegionByName(string gridServerURL, IList parameters, out Hashtable respData, out string errorMsg)
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{
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respData = null;
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errorMsg = string.Empty;
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try
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{
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XmlRpcRequest request = new XmlRpcRequest("search_for_region_by_name", parameters);
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XmlRpcResponse resp = request.Send(gridServerURL, 10000);
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respData = (Hashtable)resp.Value;
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if (respData != null && respData.Contains("faultCode"))
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{
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errorMsg = (string)respData["faultString"];
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return false;
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}
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return true;
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}
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catch (Exception e)
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{
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errorMsg = e.Message;
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return false;
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}
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}
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public RegionInfo BuildRegionInfo(Hashtable responseData, string prefix)
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{
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uint regX = Convert.ToUInt32((string)responseData[prefix + "region_locx"]);
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uint regY = Convert.ToUInt32((string)responseData[prefix + "region_locy"]);
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string internalIpStr = (string)responseData[prefix + "sim_ip"];
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uint port = Convert.ToUInt32(responseData[prefix + "sim_port"]);
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IPEndPoint neighbourInternalEndPoint = new IPEndPoint(Util.GetHostFromDNS(internalIpStr), (int)port);
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RegionInfo regionInfo = new RegionInfo(regX, regY, neighbourInternalEndPoint, internalIpStr);
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regionInfo.RemotingPort = Convert.ToUInt32((string)responseData[prefix + "remoting_port"]);
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regionInfo.RemotingAddress = internalIpStr;
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if (responseData.ContainsKey(prefix + "http_port"))
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{
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regionInfo.HttpPort = Convert.ToUInt32((string)responseData[prefix + "http_port"]);
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}
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regionInfo.RegionID = new UUID((string)responseData[prefix + "region_UUID"]);
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regionInfo.RegionName = (string)responseData[prefix + "region_name"];
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regionInfo.RegionSettings.TerrainImageID = new UUID((string)responseData[prefix + "map_UUID"]);
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return regionInfo;
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}
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}
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}
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