274 lines
10 KiB
C#
274 lines
10 KiB
C#
/*
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* Copyright (c) Contributors, http://www.openmetaverse.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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*/
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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 libsecondlife;
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using libsecondlife.Packets;
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using Nwc.XmlRpc;
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using System.Net;
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using System.Net.Sockets;
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using System.IO;
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using System.Threading;
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using System.Timers;
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using OpenSim.Framework;
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using OpenSim.Framework.Interfaces;
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using OpenSim.Framework.Types;
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using OpenSim.Framework.Inventory;
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using OpenSim.Framework.Utilities;
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using OpenSim.Assets;
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using OpenSim.Region.Caches;
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namespace OpenSim.Region.ClientStack
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{
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public delegate bool PacketMethod(ClientView simClient, Packet packet);
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/// <summary>
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/// Handles new client connections
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/// Constructor takes a single Packet and authenticates everything
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/// </summary>
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public partial class ClientView : ClientViewBase, IClientAPI
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{
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public static TerrainManager TerrainManager;
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protected static Dictionary<PacketType, PacketMethod> PacketHandlers = new Dictionary<PacketType, PacketMethod>(); //Global/static handlers for all clients
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protected Dictionary<PacketType, PacketMethod> m_packetHandlers = new Dictionary<PacketType, PacketMethod>(); //local handlers for this instance
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public LLUUID AgentID;
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public LLUUID SessionID;
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public LLUUID SecureSessionID = LLUUID.Zero;
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public string firstName;
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public string lastName;
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public bool m_child = false;
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private UseCircuitCodePacket cirpack;
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public Thread ClientThread;
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public LLVector3 startpos;
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private AgentAssetUpload UploadAssets;
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private LLUUID newAssetFolder = LLUUID.Zero;
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private bool debug = false;
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protected IWorld m_world;
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private Dictionary<uint, ClientView> m_clientThreads;
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private AssetCache m_assetCache;
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private InventoryCache m_inventoryCache;
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private int cachedtextureserial = 0;
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private RegionInfo m_regionData;
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protected AuthenticateSessionsBase m_authenticateSessionsHandler;
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public ClientView(EndPoint remoteEP, UseCircuitCodePacket initialcirpack, Dictionary<uint, ClientView> clientThreads, IWorld world, AssetCache assetCache, PacketServer packServer, InventoryCache inventoryCache, AuthenticateSessionsBase authenSessions )
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{
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m_world = world;
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m_clientThreads = clientThreads;
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m_assetCache = assetCache;
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m_networkServer = packServer;
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m_inventoryCache = inventoryCache;
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m_authenticateSessionsHandler = authenSessions;
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OpenSim.Framework.Console.MainLog.Instance.Verbose( "OpenSimClient.cs - Started up new client thread to handle incoming request");
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cirpack = initialcirpack;
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userEP = remoteEP;
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this.startpos = m_authenticateSessionsHandler.GetPosition(initialcirpack.CircuitCode.Code);
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PacketQueue = new BlockingQueue<QueItem>();
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this.UploadAssets = new AgentAssetUpload(this, m_assetCache, m_inventoryCache);
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AckTimer = new System.Timers.Timer(500);
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AckTimer.Elapsed += new ElapsedEventHandler(AckTimer_Elapsed);
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AckTimer.Start();
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this.RegisterLocalPacketHandlers();
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ClientThread = new Thread(new ThreadStart(AuthUser));
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ClientThread.IsBackground = true;
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ClientThread.Start();
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}
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# region Client Methods
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public void KillClient()
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{
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KillObjectPacket kill = new KillObjectPacket();
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kill.ObjectData = new KillObjectPacket.ObjectDataBlock[1];
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kill.ObjectData[0] = new KillObjectPacket.ObjectDataBlock();
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//kill.ObjectData[0].ID = this.ClientAvatar.localid;
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foreach (ClientView client in m_clientThreads.Values)
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{
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client.OutPacket(kill);
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}
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this.m_inventoryCache.ClientLeaving(this.AgentID, null);
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m_world.RemoveClient(this.AgentId);
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m_clientThreads.Remove(this.CircuitCode);
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m_networkServer.RemoveClientCircuit(this.CircuitCode);
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this.ClientThread.Abort();
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}
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#endregion
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# region Packet Handling
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public static bool AddPacketHandler(PacketType packetType, PacketMethod handler)
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{
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bool result = false;
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lock (PacketHandlers)
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{
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if (!PacketHandlers.ContainsKey(packetType))
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{
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PacketHandlers.Add(packetType, handler);
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result = true;
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}
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}
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return result;
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}
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public bool AddLocalPacketHandler(PacketType packetType, PacketMethod handler)
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{
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bool result = false;
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lock (m_packetHandlers)
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{
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if (!m_packetHandlers.ContainsKey(packetType))
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{
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m_packetHandlers.Add(packetType, handler);
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result = true;
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}
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}
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return result;
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}
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protected virtual bool ProcessPacketMethod(Packet packet)
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{
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bool result = false;
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bool found = false;
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PacketMethod method;
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if (m_packetHandlers.TryGetValue(packet.Type, out method))
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{
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//there is a local handler for this packet type
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result = method(this, packet);
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}
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else
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{
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//there is not a local handler so see if there is a Global handler
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lock (PacketHandlers)
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{
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found = PacketHandlers.TryGetValue(packet.Type, out method);
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}
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if (found)
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{
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result = method(this, packet);
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}
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}
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return result;
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}
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protected virtual void ClientLoop()
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{
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OpenSim.Framework.Console.MainLog.Instance.Verbose( "OpenSimClient.cs:ClientLoop() - Entered loop");
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while (true)
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{
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QueItem nextPacket = PacketQueue.Dequeue();
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if (nextPacket.Incoming)
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{
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//is a incoming packet
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ProcessInPacket(nextPacket.Packet);
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}
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else
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{
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//is a out going packet
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ProcessOutPacket(nextPacket.Packet);
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}
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}
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}
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# endregion
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# region Setup
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protected virtual void InitNewClient()
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{
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OpenSim.Framework.Console.MainLog.Instance.Verbose( "OpenSimClient.cs:InitNewClient() - Adding viewer agent to world");
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this.m_world.AddNewClient(this, this.AgentID, false);
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}
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protected virtual void AuthUser()
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{
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// AuthenticateResponse sessionInfo = m_gridServer.AuthenticateSession(cirpack.CircuitCode.SessionID, cirpack.CircuitCode.ID, cirpack.CircuitCode.Code);
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AuthenticateResponse sessionInfo = this.m_authenticateSessionsHandler.AuthenticateSession(cirpack.CircuitCode.SessionID, cirpack.CircuitCode.ID, cirpack.CircuitCode.Code);
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if (!sessionInfo.Authorised)
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{
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//session/circuit not authorised
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OpenSim.Framework.Console.MainLog.Instance.Notice("OpenSimClient.cs:AuthUser() - New user request denied to " + userEP.ToString());
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ClientThread.Abort();
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}
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else
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{
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OpenSim.Framework.Console.MainLog.Instance.Notice("OpenSimClient.cs:AuthUser() - Got authenticated connection from " + userEP.ToString());
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//session is authorised
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this.AgentID = cirpack.CircuitCode.ID;
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this.SessionID = cirpack.CircuitCode.SessionID;
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this.CircuitCode = cirpack.CircuitCode.Code;
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this.firstName = sessionInfo.LoginInfo.First;
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this.lastName = sessionInfo.LoginInfo.Last;
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if (sessionInfo.LoginInfo.SecureSession != LLUUID.Zero)
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{
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this.SecureSessionID = sessionInfo.LoginInfo.SecureSession;
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}
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InitNewClient();
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ClientLoop();
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}
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}
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# endregion
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protected override void KillThread()
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{
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this.ClientThread.Abort();
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}
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#region Inventory Creation
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private void SetupInventory(AuthenticateResponse sessionInfo)
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{
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}
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private AgentInventory CreateInventory(LLUUID baseFolder)
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{
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AgentInventory inventory = null;
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return inventory;
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}
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private void CreateInventoryItem(CreateInventoryItemPacket packet)
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{
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}
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#endregion
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}
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}
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