441 lines
18 KiB
C#
441 lines
18 KiB
C#
/*
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Copyright (c) OpenSim project, http://osgrid.org/
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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 <organization> 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 <copyright holder> ``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 <copyright holder> 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 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.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.world;
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using OpenSim.Assets;
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namespace OpenSim
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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
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{
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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 bool m_child;
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public world.Avatar ClientAvatar;
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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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private World 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 IGridServer m_gridServer;
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private IUserServer m_userServer = null;
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private InventoryCache m_inventoryCache;
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public bool m_sandboxMode;
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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 IUserServer UserServer
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{
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set
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{
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this.m_userServer = value;
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}
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}
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public ClientView(EndPoint remoteEP, UseCircuitCodePacket initialcirpack, World world, Dictionary<uint, ClientView> clientThreads, AssetCache assetCache, IGridServer gridServer, OpenSimNetworkHandler application, InventoryCache inventoryCache, bool sandboxMode, bool child, RegionInfo regionDat, 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_gridServer = gridServer;
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m_networkServer = application;
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m_inventoryCache = inventoryCache;
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m_sandboxMode = sandboxMode;
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m_child = child;
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m_regionData = regionDat;
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m_authenticateSessionsHandler = authenSessions;
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OpenSim.Framework.Console.MainConsole.Instance.WriteLine(OpenSim.Framework.Console.LogPriority.LOW, "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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if (m_gridServer.GetName() == "Remote")
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{
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this.m_child = m_authenticateSessionsHandler.GetAgentChildStatus(initialcirpack.CircuitCode.Code);
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this.startpos = m_authenticateSessionsHandler.GetPosition(initialcirpack.CircuitCode.Code);
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//Console.WriteLine("start pos is " + this.startpos.X + " , " + this.startpos.Y + " , " + this.startpos.Z);
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}
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else
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{
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this.startpos = new LLVector3(128, 128, m_world.Terrain[(int)128, (int)128] + 15.0f); // new LLVector3(128.0f, 128.0f, 60f);
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}
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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 UpgradeClient()
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{
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OpenSim.Framework.Console.MainConsole.Instance.WriteLine(OpenSim.Framework.Console.LogPriority.LOW, "SimClient.cs:UpgradeClient() - upgrading child to full agent");
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this.m_child = false;
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this.m_world.RemoveViewerAgent(this);
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if (!this.m_sandboxMode)
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{
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this.startpos = m_authenticateSessionsHandler.GetPosition(CircuitCode);
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m_authenticateSessionsHandler.UpdateAgentChildStatus(CircuitCode, false);
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//Console.WriteLine("upgrade start pos is " + this.startpos.X + " , " + this.startpos.Y + " , " + this.startpos.Z);
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}
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this.InitNewClient();
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}
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public void DowngradeClient()
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{
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OpenSim.Framework.Console.MainConsole.Instance.WriteLine(OpenSim.Framework.Console.LogPriority.LOW, "SimClient.cs:UpgradeClient() - changing full agent to child");
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this.m_child = true;
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this.m_world.RemoveViewerAgent(this);
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this.m_world.AddViewerAgent(this);
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}
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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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if (this.m_userServer != null)
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{
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this.m_inventoryCache.ClientLeaving(this.AgentID, this.m_userServer);
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}
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else
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{
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this.m_inventoryCache.ClientLeaving(this.AgentID, null);
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}
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m_world.RemoveViewerAgent(this);
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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.MainConsole.Instance.WriteLine(OpenSim.Framework.Console.LogPriority.LOW, "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.MainConsole.Instance.WriteLine(OpenSim.Framework.Console.LogPriority.LOW, "OpenSimClient.cs:InitNewClient() - Adding viewer agent to world");
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m_world.AddViewerAgent(this);
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world.Entity tempent = m_world.Entities[this.AgentID];
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this.ClientAvatar = (world.Avatar)tempent;
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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_networkServer.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.MainConsole.Instance.WriteLine(OpenSim.Framework.Console.LogPriority.NORMAL, "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.MainConsole.Instance.WriteLine(OpenSim.Framework.Console.LogPriority.NORMAL, "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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InitNewClient(); //shouldn't be called here as we might be a child agent and not want a full avatar
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this.ClientAvatar.firstname = sessionInfo.LoginInfo.First;
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this.ClientAvatar.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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// Create Inventory, currently only works for sandbox mode
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if (m_sandboxMode)
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{
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this.SetupInventory(sessionInfo);
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}
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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 World/Avatar To Viewer Methods
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public void SendChatMessage(byte[] message, byte type, LLVector3 fromPos, string fromName, LLUUID fromAgentID)
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{
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System.Text.Encoding enc = System.Text.Encoding.ASCII;
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libsecondlife.Packets.ChatFromSimulatorPacket reply = new ChatFromSimulatorPacket();
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reply.ChatData.Audible = 1;
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reply.ChatData.Message = message;
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reply.ChatData.ChatType = type;
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reply.ChatData.SourceType = 1;
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reply.ChatData.Position = fromPos;
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reply.ChatData.FromName = enc.GetBytes(fromName + "\0");
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reply.ChatData.OwnerID = fromAgentID;
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reply.ChatData.SourceID = fromAgentID;
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this.OutPacket(reply);
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}
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public void SendAppearance(AvatarWearable[] wearables)
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{
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AgentWearablesUpdatePacket aw = new AgentWearablesUpdatePacket();
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aw.AgentData.AgentID = this.AgentID;
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aw.AgentData.SerialNum = 0;
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aw.AgentData.SessionID = this.SessionID;
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aw.WearableData = new AgentWearablesUpdatePacket.WearableDataBlock[13];
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AgentWearablesUpdatePacket.WearableDataBlock awb;
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for (int i = 0; i < wearables.Length; i++)
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{
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awb = new AgentWearablesUpdatePacket.WearableDataBlock();
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awb.WearableType = (byte)i;
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awb.AssetID = wearables[i].AssetID;
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awb.ItemID = wearables[i].ItemID;
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aw.WearableData[i] = awb;
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}
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this.OutPacket(aw);
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}
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#endregion
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#region Inventory Creation
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private void SetupInventory(AuthenticateResponse sessionInfo)
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{
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AgentInventory inventory = null;
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if (sessionInfo.LoginInfo.InventoryFolder != null)
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{
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inventory = this.CreateInventory(sessionInfo.LoginInfo.InventoryFolder);
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if (sessionInfo.LoginInfo.BaseFolder != null)
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{
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if (!inventory.HasFolder(sessionInfo.LoginInfo.BaseFolder))
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{
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m_inventoryCache.CreateNewInventoryFolder(this, sessionInfo.LoginInfo.BaseFolder);
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}
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this.newAssetFolder = sessionInfo.LoginInfo.BaseFolder;
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AssetBase[] inventorySet = m_assetCache.CreateNewInventorySet(this.AgentID);
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if (inventorySet != null)
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{
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for (int i = 0; i < inventorySet.Length; i++)
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{
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if (inventorySet[i] != null)
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{
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m_inventoryCache.AddNewInventoryItem(this, sessionInfo.LoginInfo.BaseFolder, inventorySet[i]);
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}
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}
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}
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}
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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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if (this.m_userServer != null)
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{
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// a user server is set so request the inventory from it
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Console.WriteLine("getting inventory from user server");
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inventory = m_inventoryCache.FetchAgentsInventory(this.AgentID, m_userServer);
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}
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else
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{
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inventory = new AgentInventory();
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inventory.AgentID = this.AgentID;
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inventory.CreateRootFolder(this.AgentID, false);
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m_inventoryCache.AddNewAgentsInventory(inventory);
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m_inventoryCache.CreateNewInventoryFolder(this, baseFolder);
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}
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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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if (!(packet.InventoryBlock.Type == 3 || packet.InventoryBlock.Type == 7))
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{
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System.Console.WriteLine("Attempted to create " + Util.FieldToString(packet.InventoryBlock.Name) + " in inventory. Unsupported type");
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return;
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}
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//lets try this out with creating a notecard
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AssetBase asset = new AssetBase();
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asset.Name = Util.FieldToString(packet.InventoryBlock.Name);
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asset.Description = Util.FieldToString(packet.InventoryBlock.Description);
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asset.InvType = packet.InventoryBlock.InvType;
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asset.Type = packet.InventoryBlock.Type;
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asset.FullID = LLUUID.Random();
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switch (packet.InventoryBlock.Type)
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{
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case 7: // Notecard
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asset.Data = new byte[0];
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break;
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case 3: // Landmark
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String content;
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content = "Landmark version 2\n";
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content += "region_id " + m_regionData.SimUUID + "\n";
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String strPos = String.Format("%.2f %.2f %.2f>",
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this.ClientAvatar.Pos.X,
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this.ClientAvatar.Pos.Y,
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this.ClientAvatar.Pos.Z);
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content += "local_pos " + strPos + "\n";
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asset.Data = (new System.Text.ASCIIEncoding()).GetBytes(content);
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break;
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default:
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break;
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}
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m_assetCache.AddAsset(asset);
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m_inventoryCache.AddNewInventoryItem(this, packet.InventoryBlock.FolderID, asset);
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}
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#endregion
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}
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}
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