460 lines
18 KiB
C#
460 lines
18 KiB
C#
/*
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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 OpenSimulator 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.Generic;
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using System.Collections.Specialized;
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using System.Reflection;
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using log4net;
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using Mono.Addins;
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using Nini.Config;
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using OpenSim.Framework;
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using OpenSim.Region.Framework.Interfaces;
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using OpenSim.Region.Framework.Scenes;
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using OpenSim.Services.Interfaces;
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using OpenMetaverse;
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using OpenMetaverse.StructuredData;
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using PresenceInfo = OpenSim.Services.Interfaces.PresenceInfo;
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namespace OpenSim.Services.Connectors.SimianGrid
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{
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/// <summary>
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/// Connects avatar presence information (for tracking current location and
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/// message routing) to the SimianGrid backend
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/// </summary>
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[Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "SimianPresenceServiceConnector")]
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public class SimianPresenceServiceConnector : IPresenceService, IGridUserService, ISharedRegionModule
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{
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private static readonly ILog m_log =
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LogManager.GetLogger(
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MethodBase.GetCurrentMethod().DeclaringType);
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private string m_serverUrl = String.Empty;
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private SimianActivityDetector m_activityDetector;
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private bool m_Enabled = false;
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#region ISharedRegionModule
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public Type ReplaceableInterface { get { return null; } }
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public void RegionLoaded(Scene scene) { }
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public void PostInitialise() { }
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public void Close() { }
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public SimianPresenceServiceConnector() { }
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public string Name { get { return "SimianPresenceServiceConnector"; } }
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public void AddRegion(Scene scene)
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{
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if (m_Enabled)
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{
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scene.RegisterModuleInterface<IPresenceService>(this);
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scene.RegisterModuleInterface<IGridUserService>(this);
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m_activityDetector.AddRegion(scene);
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LogoutRegionAgents(scene.RegionInfo.RegionID);
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}
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}
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public void RemoveRegion(Scene scene)
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{
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if (m_Enabled)
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{
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scene.UnregisterModuleInterface<IPresenceService>(this);
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scene.UnregisterModuleInterface<IGridUserService>(this);
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m_activityDetector.RemoveRegion(scene);
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LogoutRegionAgents(scene.RegionInfo.RegionID);
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}
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}
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#endregion ISharedRegionModule
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public SimianPresenceServiceConnector(IConfigSource source)
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{
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CommonInit(source);
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}
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public void Initialise(IConfigSource source)
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{
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IConfig moduleConfig = source.Configs["Modules"];
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if (moduleConfig != null)
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{
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string name = moduleConfig.GetString("PresenceServices", "");
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if (name == Name)
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CommonInit(source);
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}
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}
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private void CommonInit(IConfigSource source)
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{
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IConfig gridConfig = source.Configs["PresenceService"];
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if (gridConfig != null)
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{
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string serviceUrl = gridConfig.GetString("PresenceServerURI");
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if (!String.IsNullOrEmpty(serviceUrl))
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{
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if (!serviceUrl.EndsWith("/") && !serviceUrl.EndsWith("="))
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serviceUrl = serviceUrl + '/';
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m_serverUrl = serviceUrl;
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m_activityDetector = new SimianActivityDetector(this);
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m_Enabled = true;
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}
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}
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if (String.IsNullOrEmpty(m_serverUrl))
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m_log.Info("[SIMIAN PRESENCE CONNECTOR]: No PresenceServerURI specified, disabling connector");
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}
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#region IPresenceService
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public bool LoginAgent(string userID, UUID sessionID, UUID secureSessionID)
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{
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m_log.ErrorFormat("[SIMIAN PRESENCE CONNECTOR]: Login requested, UserID={0}, SessionID={1}, SecureSessionID={2}",
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userID, sessionID, secureSessionID);
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NameValueCollection requestArgs = new NameValueCollection
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{
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{ "RequestMethod", "AddSession" },
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{ "UserID", userID.ToString() }
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};
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if (sessionID != UUID.Zero)
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{
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requestArgs["SessionID"] = sessionID.ToString();
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requestArgs["SecureSessionID"] = secureSessionID.ToString();
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}
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OSDMap response = SimianGrid.PostToService(m_serverUrl, requestArgs);
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bool success = response["Success"].AsBoolean();
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if (!success)
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m_log.Warn("[SIMIAN PRESENCE CONNECTOR]: Failed to login agent " + userID + ": " + response["Message"].AsString());
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return success;
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}
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public bool LogoutAgent(UUID sessionID)
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{
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// m_log.InfoFormat("[SIMIAN PRESENCE CONNECTOR]: Logout requested for agent with sessionID " + sessionID);
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NameValueCollection requestArgs = new NameValueCollection
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{
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{ "RequestMethod", "RemoveSession" },
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{ "SessionID", sessionID.ToString() }
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};
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OSDMap response = SimianGrid.PostToService(m_serverUrl, requestArgs);
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bool success = response["Success"].AsBoolean();
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if (!success)
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m_log.Warn("[SIMIAN PRESENCE CONNECTOR]: Failed to logout agent with sessionID " + sessionID + ": " + response["Message"].AsString());
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return success;
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}
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public bool LogoutRegionAgents(UUID regionID)
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{
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// m_log.InfoFormat("[SIMIAN PRESENCE CONNECTOR]: Logout requested for all agents in region " + regionID);
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NameValueCollection requestArgs = new NameValueCollection
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{
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{ "RequestMethod", "RemoveSessions" },
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{ "SceneID", regionID.ToString() }
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};
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OSDMap response = SimianGrid.PostToService(m_serverUrl, requestArgs);
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bool success = response["Success"].AsBoolean();
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if (!success)
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m_log.Warn("[SIMIAN PRESENCE CONNECTOR]: Failed to logout agents from region " + regionID + ": " + response["Message"].AsString());
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return success;
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}
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public bool ReportAgent(UUID sessionID, UUID regionID)
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{
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// Not needed for SimianGrid
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return true;
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}
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public PresenceInfo GetAgent(UUID sessionID)
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{
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OSDMap sessionResponse = GetSessionDataFromSessionID(sessionID);
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if (sessionResponse == null)
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{
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m_log.WarnFormat("[SIMIAN PRESENCE CONNECTOR]: Failed to retrieve session {0}: {1}",sessionID.ToString(),sessionResponse["Message"].AsString());
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return null;
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}
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UUID userID = sessionResponse["UserID"].AsUUID();
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OSDMap userResponse = GetUserData(userID);
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if (userResponse == null)
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{
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m_log.WarnFormat("[SIMIAN PRESENCE CONNECTOR]: Failed to retrieve user data for {0}: {1}",userID.ToString(),userResponse["Message"].AsString());
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return null;
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}
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return ResponseToPresenceInfo(sessionResponse);
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}
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public PresenceInfo[] GetAgents(string[] userIDs)
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{
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List<PresenceInfo> presences = new List<PresenceInfo>();
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NameValueCollection requestArgs = new NameValueCollection
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{
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{ "RequestMethod", "GetSessions" },
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{ "UserIDList", String.Join(",",userIDs) }
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};
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OSDMap sessionListResponse = SimianGrid.PostToService(m_serverUrl, requestArgs);
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if (! sessionListResponse["Success"].AsBoolean())
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{
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m_log.WarnFormat("[SIMIAN PRESENCE CONNECTOR]: Failed to retrieve sessions: {0}",sessionListResponse["Message"].AsString());
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return null;
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}
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OSDArray sessionList = sessionListResponse["Sessions"] as OSDArray;
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for (int i = 0; i < sessionList.Count; i++)
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{
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OSDMap sessionInfo = sessionList[i] as OSDMap;
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presences.Add(ResponseToPresenceInfo(sessionInfo));
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}
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return presences.ToArray();
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}
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#endregion IPresenceService
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#region IGridUserService
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public GridUserInfo LoggedIn(string userID)
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{
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// Never implemented at the sim
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return null;
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}
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public bool LoggedOut(string userID, UUID sessionID, UUID regionID, Vector3 lastPosition, Vector3 lastLookAt)
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{
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// m_log.DebugFormat("[SIMIAN PRESENCE CONNECTOR]: Logging out user " + userID);
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// Remove the session to mark this user offline
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if (!LogoutAgent(sessionID))
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return false;
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// Save our last position as user data
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NameValueCollection requestArgs = new NameValueCollection
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{
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{ "RequestMethod", "AddUserData" },
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{ "UserID", userID.ToString() },
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{ "LastLocation", SerializeLocation(regionID, lastPosition, lastLookAt) }
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};
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OSDMap response = SimianGrid.PostToService(m_serverUrl, requestArgs);
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bool success = response["Success"].AsBoolean();
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if (!success)
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m_log.Warn("[SIMIAN PRESENCE CONNECTOR]: Failed to set last location for " + userID + ": " + response["Message"].AsString());
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return success;
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}
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public bool SetHome(string userID, UUID regionID, Vector3 position, Vector3 lookAt)
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{
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// m_log.DebugFormat("[SIMIAN PRESENCE CONNECTOR]: Setting home location for user " + userID);
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NameValueCollection requestArgs = new NameValueCollection
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{
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{ "RequestMethod", "AddUserData" },
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{ "UserID", userID.ToString() },
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{ "HomeLocation", SerializeLocation(regionID, position, lookAt) }
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};
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OSDMap response = SimianGrid.PostToService(m_serverUrl, requestArgs);
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bool success = response["Success"].AsBoolean();
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if (!success)
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m_log.Warn("[SIMIAN PRESENCE CONNECTOR]: Failed to set home location for " + userID + ": " + response["Message"].AsString());
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return success;
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}
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public bool SetLastPosition(string userID, UUID sessionID, UUID regionID, Vector3 lastPosition, Vector3 lastLookAt)
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{
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return UpdateSession(sessionID, regionID, lastPosition, lastLookAt);
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}
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public GridUserInfo GetGridUserInfo(string user)
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{
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// m_log.DebugFormat("[SIMIAN PRESENCE CONNECTOR]: Requesting session data for agent " + user);
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UUID userID = new UUID(user);
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OSDMap userResponse = GetUserData(userID);
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if (userResponse == null)
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{
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m_log.WarnFormat("[SIMIAN PRESENCE CONNECTOR]: Failed to retrieve user data for {0}", userID);
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}
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// Note that ResponseToGridUserInfo properly checks for and returns a null if passed a null.
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return ResponseToGridUserInfo(userResponse);
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}
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#endregion
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#region Helpers
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private OSDMap GetUserData(UUID userID)
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{
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// m_log.DebugFormat("[SIMIAN PRESENCE CONNECTOR]: Requesting user data for " + userID);
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NameValueCollection requestArgs = new NameValueCollection
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{
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{ "RequestMethod", "GetUser" },
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{ "UserID", userID.ToString() }
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};
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OSDMap response = SimianGrid.PostToService(m_serverUrl, requestArgs);
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if (response["Success"].AsBoolean() && response["User"] is OSDMap)
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return response;
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m_log.WarnFormat("[SIMIAN PRESENCE CONNECTOR]: Failed to retrieve user data for {0}; {1}",userID.ToString(),response["Message"].AsString());
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return null;
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}
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private OSDMap GetSessionDataFromSessionID(UUID sessionID)
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{
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NameValueCollection requestArgs = new NameValueCollection
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{
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{ "RequestMethod", "GetSession" },
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{ "SessionID", sessionID.ToString() }
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};
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OSDMap response = SimianGrid.PostToService(m_serverUrl, requestArgs);
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if (response["Success"].AsBoolean())
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return response;
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m_log.WarnFormat("[SIMIAN PRESENCE CONNECTOR]: Failed to retrieve session data for {0}; {1}",sessionID.ToString(),response["Message"].AsString());
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return null;
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}
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private bool UpdateSession(UUID sessionID, UUID regionID, Vector3 lastPosition, Vector3 lastLookAt)
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{
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// Save our current location as session data
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NameValueCollection requestArgs = new NameValueCollection
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{
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{ "RequestMethod", "UpdateSession" },
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{ "SessionID", sessionID.ToString() },
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{ "SceneID", regionID.ToString() },
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{ "ScenePosition", lastPosition.ToString() },
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{ "SceneLookAt", lastLookAt.ToString() }
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};
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OSDMap response = SimianGrid.PostToService(m_serverUrl, requestArgs);
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bool success = response["Success"].AsBoolean();
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if (!success)
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m_log.Warn("[SIMIAN PRESENCE CONNECTOR]: Failed to update agent session " + sessionID + ": " + response["Message"].AsString());
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return success;
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}
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private PresenceInfo ResponseToPresenceInfo(OSDMap sessionResponse)
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{
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if (sessionResponse == null)
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return null;
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PresenceInfo info = new PresenceInfo();
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info.UserID = sessionResponse["UserID"].AsUUID().ToString();
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info.RegionID = sessionResponse["SceneID"].AsUUID();
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return info;
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}
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private GridUserInfo ResponseToGridUserInfo(OSDMap userResponse)
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{
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if (userResponse != null && userResponse["User"] is OSDMap)
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{
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GridUserInfo info = new GridUserInfo();
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info.Online = true;
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info.UserID = userResponse["UserID"].AsUUID().ToString();
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info.LastRegionID = userResponse["SceneID"].AsUUID();
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info.LastPosition = userResponse["ScenePosition"].AsVector3();
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info.LastLookAt = userResponse["SceneLookAt"].AsVector3();
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OSDMap user = (OSDMap)userResponse["User"];
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info.Login = user["LastLoginDate"].AsDate();
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info.Logout = user["LastLogoutDate"].AsDate();
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DeserializeLocation(user["HomeLocation"].AsString(), out info.HomeRegionID, out info.HomePosition, out info.HomeLookAt);
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return info;
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}
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return null;
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}
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private string SerializeLocation(UUID regionID, Vector3 position, Vector3 lookAt)
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{
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return "{" + String.Format("\"SceneID\":\"{0}\",\"Position\":\"{1}\",\"LookAt\":\"{2}\"", regionID, position, lookAt) + "}";
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}
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private bool DeserializeLocation(string location, out UUID regionID, out Vector3 position, out Vector3 lookAt)
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{
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OSDMap map = null;
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try { map = OSDParser.DeserializeJson(location) as OSDMap; }
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catch { }
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if (map != null)
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{
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regionID = map["SceneID"].AsUUID();
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if (Vector3.TryParse(map["Position"].AsString(), out position) &&
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Vector3.TryParse(map["LookAt"].AsString(), out lookAt))
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{
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return true;
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}
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}
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regionID = UUID.Zero;
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position = Vector3.Zero;
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lookAt = Vector3.Zero;
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return false;
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}
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public GridUserInfo[] GetGridUserInfo(string[] userIDs)
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{
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return new GridUserInfo[0];
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}
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#endregion Helpers
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}
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}
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