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/*
Copyright (c) OpenSim project, http://osgrid.org/
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the <organization> nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY <copyright holder> ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL <copyright holder> BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using System.Text;
using System.IO;
using System.Threading;
using System.Net;
using System.Net.Sockets;
using System.Timers;
using System.Reflection;
using System.Collections;
using System.Collections.Generic;
using libsecondlife;
using libsecondlife.Packets;
using OpenSim.world;
using OpenSim.Framework.Interfaces;
using OpenSim.UserServer;
using OpenSim.Assets;
using OpenSim.CAPS;
using OpenSim.Framework.Console;
using OpenSim.Physics.Manager;
namespace OpenSim
{
public class OpenSimMain : OpenSimApplication
{
private Dictionary<EndPoint, uint> clientCircuits = new Dictionary<EndPoint, uint>();
private PhysicsManager physManager;
public Socket Server;
private IPEndPoint ServerIncoming;
private byte[] RecvBuffer = new byte[4096];
private byte[] ZeroBuffer = new byte[8192];
private IPEndPoint ipeSender;
private EndPoint epSender;
private AsyncCallback ReceivedData;
private System.Timers.Timer timer1 = new System.Timers.Timer();
private string ConfigDll = "OpenSim.Config.SimConfigDb4o.dll";
public string _physicsEngine = "basicphysics";
public bool sandbox = false;
public bool loginserver = false;
public OpenSimMain()
{
}
public override void StartUp()
{
OpenSimRoot.Instance.startuptime = DateTime.Now;
OpenSimRoot.Instance.AssetCache = new AssetCache(OpenSimRoot.Instance.GridServers.AssetServer);
OpenSimRoot.Instance.InventoryCache = new InventoryCache();
// We check our local database first, then the grid for config options
OpenSim.Framework.Console.MainConsole.Instance.WriteLine("Main.cs:Startup() - Loading configuration");
OpenSimRoot.Instance.Cfg = this.LoadConfigDll(this.ConfigDll);
OpenSimRoot.Instance.Cfg.InitConfig(this.sandbox);
OpenSim.Framework.Console.MainConsole.Instance.WriteLine("Main.cs:Startup() - Contacting gridserver");
OpenSimRoot.Instance.Cfg.LoadFromGrid();
OpenSim.Framework.Console.MainConsole.Instance.WriteLine("Main.cs:Startup() - We are " + OpenSimRoot.Instance.Cfg.RegionName + " at " + OpenSimRoot.Instance.Cfg.RegionLocX.ToString() + "," + OpenSimRoot.Instance.Cfg.RegionLocY.ToString());
OpenSim.Framework.Console.MainConsole.Instance.WriteLine("Initialising world");
OpenSimRoot.Instance.LocalWorld = new World();
OpenSimRoot.Instance.LocalWorld.LandMap = OpenSimRoot.Instance.Cfg.LoadWorld();
this.physManager = new OpenSim.Physics.Manager.PhysicsManager();
this.physManager.LoadPlugins();
OpenSim.Framework.Console.MainConsole.Instance.WriteLine("Main.cs:Startup() - Starting up messaging system");
OpenSimRoot.Instance.LocalWorld.PhysScene = this.physManager.GetPhysicsScene(this._physicsEngine); //should be reading from the config file what physics engine to use
OpenSimRoot.Instance.LocalWorld.PhysScene.SetTerrain(OpenSimRoot.Instance.LocalWorld.LandMap);
OpenSimRoot.Instance.GridServers.AssetServer.SetServerInfo(OpenSimRoot.Instance.Cfg.AssetURL, OpenSimRoot.Instance.Cfg.AssetSendKey);
OpenSimRoot.Instance.GridServers.GridServer.SetServerInfo(OpenSimRoot.Instance.Cfg.GridURL, OpenSimRoot.Instance.Cfg.GridSendKey, OpenSimRoot.Instance.Cfg.GridRecvKey);
OpenSimRoot.Instance.LocalWorld.LoadStorageDLL("OpenSim.Storage.LocalStorageDb4o.dll"); //all these dll names shouldn't be hard coded.
OpenSimRoot.Instance.LocalWorld.LoadPrimsFromStorage();
if (this.sandbox)
{
OpenSimRoot.Instance.AssetCache.LoadDefaultTextureSet();
}
OpenSim.Framework.Console.MainConsole.Instance.WriteLine("Main.cs:Startup() - Starting CAPS HTTP server");
OpenSimRoot.Instance.HttpServer = new SimCAPSHTTPServer();
timer1.Enabled = true;
timer1.Interval = 100;
timer1.Elapsed += new ElapsedEventHandler(this.Timer1Tick);
MainServerListener();
}
private SimConfig LoadConfigDll(string dllName)
{
Assembly pluginAssembly = Assembly.LoadFrom(dllName);
SimConfig config = null;
foreach (Type pluginType in pluginAssembly.GetTypes())
{
if (pluginType.IsPublic)
{
if (!pluginType.IsAbstract)
{
Type typeInterface = pluginType.GetInterface("ISimConfig", true);
if (typeInterface != null)
{
ISimConfig plug = (ISimConfig)Activator.CreateInstance(pluginAssembly.GetType(pluginType.ToString()));
config = plug.GetConfigObject();
break;
}
typeInterface = null;
}
}
}
pluginAssembly = null;
return config;
}
private void OnReceivedData(IAsyncResult result)
{
ipeSender = new IPEndPoint(IPAddress.Any, 0);
epSender = (EndPoint)ipeSender;
Packet packet = null;
int numBytes = Server.EndReceiveFrom(result, ref epSender);
int packetEnd = numBytes - 1;
packet = Packet.BuildPacket(RecvBuffer, ref packetEnd, ZeroBuffer);
// This is either a new client or a packet to send to an old one
// if (OpenSimRoot.Instance.ClientThreads.ContainsKey(epSender))
// do we already have a circuit for this endpoint
if(this.clientCircuits.ContainsKey(epSender))
{
OpenSimRoot.Instance.ClientThreads[this.clientCircuits[epSender]].InPacket(packet);
}
else if (packet.Type == PacketType.UseCircuitCode)
{ // new client
UseCircuitCodePacket useCircuit = (UseCircuitCodePacket)packet;
this.clientCircuits.Add(epSender, useCircuit.CircuitCode.Code);
SimClient newuser = new SimClient(epSender, useCircuit);
//OpenSimRoot.Instance.ClientThreads.Add(epSender, newuser);
OpenSimRoot.Instance.ClientThreads.Add(useCircuit.CircuitCode.Code, newuser);
}
else
{ // invalid client
Console.Error.WriteLine("Main.cs:OnReceivedData() - WARNING: Got a packet from an invalid client - " + epSender.ToString());
}
Server.BeginReceiveFrom(RecvBuffer, 0, RecvBuffer.Length, SocketFlags.None, ref epSender, ReceivedData, null);
}
private void MainServerListener()
{
OpenSim.Framework.Console.MainConsole.Instance.WriteLine("Main.cs:MainServerListener() - New thread started");
OpenSim.Framework.Console.MainConsole.Instance.WriteLine("Main.cs:MainServerListener() - Opening UDP socket on " + OpenSimRoot.Instance.Cfg.IPListenAddr + ":" + OpenSimRoot.Instance.Cfg.IPListenPort);
ServerIncoming = new IPEndPoint(IPAddress.Any, OpenSimRoot.Instance.Cfg.IPListenPort);
Server = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
Server.Bind(ServerIncoming);
OpenSim.Framework.Console.MainConsole.Instance.WriteLine("Main.cs:MainServerListener() - UDP socket bound, getting ready to listen");
ipeSender = new IPEndPoint(IPAddress.Any, 0);
epSender = (EndPoint)ipeSender;
ReceivedData = new AsyncCallback(this.OnReceivedData);
Server.BeginReceiveFrom(RecvBuffer, 0, RecvBuffer.Length, SocketFlags.None, ref epSender, ReceivedData, null);
OpenSim.Framework.Console.MainConsole.Instance.WriteLine("Main.cs:MainServerListener() - Listening...");
}
public override void SendPacketTo(byte[] buffer, int size, SocketFlags flags, uint circuitcode )//EndPoint packetSender)
{
// find the endpoint for this circuit
EndPoint sendto = null;
foreach(KeyValuePair<EndPoint, uint> p in this.clientCircuits)
{
if (p.Value == circuitcode)
{
sendto = p.Key;
break;
}
}
if (sendto != null)
{
//we found the endpoint so send the packet to it
this.Server.SendTo(buffer, size, flags, sendto);
}
}
public override void RemoveClientCircuit(uint circuitcode)
{
foreach (KeyValuePair<EndPoint, uint> p in this.clientCircuits)
{
if (p.Value == circuitcode)
{
this.clientCircuits.Remove(p.Key);
break;
}
}
}
public override void Shutdown()
{
OpenSim.Framework.Console.MainConsole.Instance.WriteLine("Main.cs:Shutdown() - Closing all threads");
OpenSim.Framework.Console.MainConsole.Instance.WriteLine("Main.cs:Shutdown() - Killing listener thread");
OpenSim.Framework.Console.MainConsole.Instance.WriteLine("Main.cs:Shutdown() - Killing clients");
// IMPLEMENT THIS
OpenSim.Framework.Console.MainConsole.Instance.WriteLine("Main.cs:Shutdown() - Closing console and terminating");
OpenSimRoot.Instance.LocalWorld.Close();
OpenSimRoot.Instance.GridServers.Close();
OpenSim.Framework.Console.MainConsole.Instance.Close();
Environment.Exit(0);
}
void Timer1Tick(object sender, System.EventArgs e)
{
OpenSimRoot.Instance.LocalWorld.Update();
}
}
}
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