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authorMW2007-05-24 12:16:50 +0000
committerMW2007-05-24 12:16:50 +0000
commit3376b82501000692d6dac24b051af738cdaf2737 (patch)
tree90ed0a5d4955236f011fa63fce9d555186b0d179 /OpenSim-Source/OpenSim.RegionServer/UDPServer.cs
parentAdded "terrain save grdmap <filename> <gradientmap>" function to console. Gra... (diff)
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Some more code refactoring, plus a restructuring of the directories so that the Grid servers can be a separate solution to the region server.
Diffstat (limited to 'OpenSim-Source/OpenSim.RegionServer/UDPServer.cs')
-rw-r--r--OpenSim-Source/OpenSim.RegionServer/UDPServer.cs205
1 files changed, 205 insertions, 0 deletions
diff --git a/OpenSim-Source/OpenSim.RegionServer/UDPServer.cs b/OpenSim-Source/OpenSim.RegionServer/UDPServer.cs
new file mode 100644
index 0000000..3a93e66
--- /dev/null
+++ b/OpenSim-Source/OpenSim.RegionServer/UDPServer.cs
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1using System;
2using System.Text;
3using System.IO;
4using System.Threading;
5using System.Net;
6using System.Net.Sockets;
7using System.Timers;
8using System.Reflection;
9using System.Collections;
10using System.Collections.Generic;
11using libsecondlife;
12using libsecondlife.Packets;
13using OpenSim.world;
14using OpenSim.Terrain;
15using OpenSim.Framework.Interfaces;
16using OpenSim.Framework.Types;
17using OpenSim.UserServer;
18using OpenSim.Assets;
19using OpenSim.CAPS;
20using OpenSim.Framework.Console;
21using Nwc.XmlRpc;
22using OpenSim.Servers;
23using OpenSim.GenericConfig;
24
25namespace OpenSim
26{
27 public delegate AuthenticateResponse AuthenticateSessionHandler(LLUUID sessionID, LLUUID agentID, uint circuitCode);
28
29 public class UDPServer : OpenSimNetworkHandler
30 {
31 protected Dictionary<EndPoint, uint> clientCircuits = new Dictionary<EndPoint, uint>();
32 public Socket Server;
33 protected IPEndPoint ServerIncoming;
34 protected byte[] RecvBuffer = new byte[4096];
35 protected byte[] ZeroBuffer = new byte[8192];
36 protected IPEndPoint ipeSender;
37 protected EndPoint epSender;
38 protected AsyncCallback ReceivedData;
39 protected PacketServer _packetServer;
40
41 protected int listenPort;
42 protected Grid m_gridServers;
43 protected World m_localWorld;
44 protected AssetCache m_assetCache;
45 protected InventoryCache m_inventoryCache;
46 protected RegionInfo m_regionData;
47 protected bool m_sandbox = false;
48 protected bool user_accounts = false;
49 protected ConsoleBase m_console;
50 protected AuthenticateSessionsBase m_authenticateSessionsClass;
51
52 public AuthenticateSessionHandler AuthenticateHandler;
53
54 public PacketServer PacketServer
55 {
56 get
57 {
58 return _packetServer;
59 }
60 set
61 {
62 _packetServer = value;
63 }
64 }
65
66 public World LocalWorld
67 {
68 set
69 {
70 this.m_localWorld = value;
71 this._packetServer.LocalWorld = this.m_localWorld;
72 }
73 }
74
75 public UDPServer()
76 {
77 }
78
79 public UDPServer(int port, Grid gridServers, AssetCache assetCache, InventoryCache inventoryCache, RegionInfo _regionData, bool sandbox, bool accounts, ConsoleBase console, AuthenticateSessionsBase authenticateClass)
80 {
81 listenPort = port;
82 this.m_gridServers = gridServers;
83 this.m_assetCache = assetCache;
84 this.m_inventoryCache = inventoryCache;
85 this.m_regionData = _regionData;
86 this.m_sandbox = sandbox;
87 this.user_accounts = accounts;
88 this.m_console = console;
89 this.m_authenticateSessionsClass = authenticateClass;
90 this.CreatePacketServer();
91
92 //set up delegate for authenticate sessions
93 this.AuthenticateHandler = new AuthenticateSessionHandler(this.m_authenticateSessionsClass.AuthenticateSession);
94 }
95
96 protected virtual void CreatePacketServer()
97 {
98 PacketServer packetServer = new PacketServer(this);
99 }
100
101 protected virtual void OnReceivedData(IAsyncResult result)
102 {
103 ipeSender = new IPEndPoint(IPAddress.Any, 0);
104 epSender = (EndPoint)ipeSender;
105 Packet packet = null;
106 int numBytes = Server.EndReceiveFrom(result, ref epSender);
107 int packetEnd = numBytes - 1;
108
109 packet = Packet.BuildPacket(RecvBuffer, ref packetEnd, ZeroBuffer);
110
111 // do we already have a circuit for this endpoint
112 if (this.clientCircuits.ContainsKey(epSender))
113 {
114 //if so then send packet to the packetserver
115 this._packetServer.ClientInPacket(this.clientCircuits[epSender], packet);
116 }
117 else if (packet.Type == PacketType.UseCircuitCode)
118 {
119 // new client
120 this.AddNewClient(packet);
121 }
122 else
123 { // invalid client
124 Console.Error.WriteLine("UDPServer.cs:OnReceivedData() - WARNING: Got a packet from an invalid client - " + epSender.ToString());
125 }
126
127 Server.BeginReceiveFrom(RecvBuffer, 0, RecvBuffer.Length, SocketFlags.None, ref epSender, ReceivedData, null);
128 }
129
130 protected virtual void AddNewClient(Packet packet)
131 {
132 UseCircuitCodePacket useCircuit = (UseCircuitCodePacket)packet;
133 this.clientCircuits.Add(epSender, useCircuit.CircuitCode.Code);
134 bool isChildAgent = false;
135
136 ClientView newuser = new ClientView(epSender, useCircuit, m_localWorld, _packetServer.ClientThreads, m_assetCache, m_gridServers.GridServer, this, m_inventoryCache, m_sandbox, isChildAgent, this.m_regionData, m_authenticateSessionsClass);
137 if ((this.m_gridServers.UserServer != null) && (user_accounts))
138 {
139 newuser.UserServer = this.m_gridServers.UserServer;
140 }
141 //OpenSimRoot.Instance.ClientThreads.Add(epSender, newuser);
142 this._packetServer.ClientThreads.Add(useCircuit.CircuitCode.Code, newuser);
143 }
144
145 public void ServerListener()
146 {
147 m_console.WriteLine("UDPServer.cs:ServerListener() - Opening UDP socket on " + listenPort);
148
149 ServerIncoming = new IPEndPoint(IPAddress.Any, listenPort);
150 Server = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
151 Server.Bind(ServerIncoming);
152
153 m_console.WriteLine("UDPServer.cs:ServerListener() - UDP socket bound, getting ready to listen");
154
155 ipeSender = new IPEndPoint(IPAddress.Any, 0);
156 epSender = (EndPoint)ipeSender;
157 ReceivedData = new AsyncCallback(this.OnReceivedData);
158 Server.BeginReceiveFrom(RecvBuffer, 0, RecvBuffer.Length, SocketFlags.None, ref epSender, ReceivedData, null);
159
160 m_console.WriteLine("UDPServer.cs:ServerListener() - Listening...");
161
162 }
163
164 public virtual void RegisterPacketServer(PacketServer server)
165 {
166 this._packetServer = server;
167 }
168
169 public virtual void SendPacketTo(byte[] buffer, int size, SocketFlags flags, uint circuitcode)//EndPoint packetSender)
170 {
171 // find the endpoint for this circuit
172 EndPoint sendto = null;
173 foreach (KeyValuePair<EndPoint, uint> p in this.clientCircuits)
174 {
175 if (p.Value == circuitcode)
176 {
177 sendto = p.Key;
178 break;
179 }
180 }
181 if (sendto != null)
182 {
183 //we found the endpoint so send the packet to it
184 this.Server.SendTo(buffer, size, flags, sendto);
185 }
186 }
187
188 public virtual void RemoveClientCircuit(uint circuitcode)
189 {
190 foreach (KeyValuePair<EndPoint, uint> p in this.clientCircuits)
191 {
192 if (p.Value == circuitcode)
193 {
194 this.clientCircuits.Remove(p.Key);
195 break;
196 }
197 }
198 }
199
200 public virtual AuthenticateResponse AuthenticateSession(LLUUID sessionID, LLUUID agentID, uint circuitCode)
201 {
202 return this.AuthenticateHandler(sessionID, agentID, circuitCode);
203 }
204 }
205} \ No newline at end of file