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authorMike Mazur2009-01-28 01:56:04 +0000
committerMike Mazur2009-01-28 01:56:04 +0000
commitfefe0ff3d9ceaaefccb494ef13a5a98cc0131070 (patch)
tree01c5057fb9f23c55f07ff102906f5f14d6453118 /ThirdParty/3Di/LoadBalancer/TcpServer.cs
parentSlight cleanup of docs, removing trailing whitespace. (diff)
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Removing contents of ThirdParty/3Di. The load balancer can now be found
at http://forge.opensimulator.org/gf/project/loadbalancer/ config key: svn.rmdir
Diffstat (limited to 'ThirdParty/3Di/LoadBalancer/TcpServer.cs')
-rw-r--r--ThirdParty/3Di/LoadBalancer/TcpServer.cs219
1 files changed, 0 insertions, 219 deletions
diff --git a/ThirdParty/3Di/LoadBalancer/TcpServer.cs b/ThirdParty/3Di/LoadBalancer/TcpServer.cs
deleted file mode 100644
index 376c0a5..0000000
--- a/ThirdParty/3Di/LoadBalancer/TcpServer.cs
+++ /dev/null
@@ -1,219 +0,0 @@
1/*
2 * Copyright (c) Contributors, http://opensimulator.org/
3 * See CONTRIBUTORS.TXT for a full list of copyright holders.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the OpenSim Project nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28using System;
29using System.IO;
30using System.Net;
31using System.Net.Sockets;
32using System.Threading;
33
34namespace OpenSim.ApplicationPlugins.LoadBalancer
35{
36 public class StateObject
37 {
38 public const int BufferSize = 2048;
39 public byte[] buffer = new byte[BufferSize];
40 public InternalPacketHeader header = null;
41 public MemoryStream ms_ptr = new MemoryStream();
42 public Socket workSocket = null;
43 }
44
45 public class AsynchronousSocketListener
46 {
47 public static ManualResetEvent allDone = new ManualResetEvent(false);
48 public static string data = null;
49
50 #region KIRYU
51
52 #region Delegates
53
54 public delegate void PacketRecieveHandler(InternalPacketHeader header, byte[] buff);
55
56 #endregion
57
58 public static PacketRecieveHandler PacketHandler = null;
59
60 #endregion
61
62 public AsynchronousSocketListener()
63 {
64 }
65
66 public static void StartListening(int port)
67 {
68 IPHostEntry ipHostInfo = Dns.GetHostEntry(Dns.GetHostName());
69 IPAddress ipAddress = ipHostInfo.AddressList[0];
70 IPEndPoint localEndPoint = new IPEndPoint(ipAddress, port);
71
72 Socket listener = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
73 try
74 {
75 listener.Bind(localEndPoint);
76 listener.Listen(100);
77 while (true)
78 {
79 allDone.Reset();
80 listener.BeginAccept(new AsyncCallback(AcceptCallback), listener);
81 allDone.WaitOne();
82 }
83 }
84 catch (Exception e)
85 {
86 Console.WriteLine(e.ToString());
87 }
88 /*
89 Console.WriteLine("\nPress ENTER to continue...");
90 Console.Read();
91 */
92 }
93
94 public static void AcceptCallback(IAsyncResult ar)
95 {
96 allDone.Set();
97 Socket listener = (Socket) ar.AsyncState;
98 Socket handler = listener.EndAccept(ar);
99 StateObject state = new StateObject();
100 state.workSocket = handler;
101 handler.BeginReceive(state.buffer, 0, StateObject.BufferSize, 0, new AsyncCallback(ReadCallback), state);
102 }
103
104 public static void ReadCallback(IAsyncResult ar)
105 {
106 StateObject state = (StateObject) ar.AsyncState;
107 Socket handler = state.workSocket;
108
109 try
110 {
111 int bytesRead = handler.EndReceive(ar);
112
113 //MainLog.Instance.Verbose("TCPSERVER", "Received packet [{0}]", bytesRead);
114
115 if (bytesRead > 0)
116 {
117 state.ms_ptr.Write(state.buffer, 0, bytesRead);
118 }
119 else
120 {
121 //MainLog.Instance.Verbose("TCPSERVER", "Connection terminated");
122 return;
123 }
124
125 long rest_size = state.ms_ptr.Length;
126 long current_pos = 0;
127 while (rest_size > TcpClient.internalPacketHeaderSize)
128 {
129 if ((state.header == null) && (rest_size >= TcpClient.internalPacketHeaderSize))
130 {
131 //MainLog.Instance.Verbose("TCPSERVER", "Processing header");
132
133 // reading header
134 state.header = new InternalPacketHeader();
135
136 byte[] headerbytes = new byte[TcpClient.internalPacketHeaderSize];
137 state.ms_ptr.Position = current_pos;
138 state.ms_ptr.Read(headerbytes, 0, TcpClient.internalPacketHeaderSize);
139 state.ms_ptr.Seek(0, SeekOrigin.End);
140 state.header.FromBytes(headerbytes);
141 }
142
143 if ((state.header != null) && (rest_size >= state.header.numbytes + TcpClient.internalPacketHeaderSize))
144 {
145 //MainLog.Instance.Verbose("TCPSERVER", "Processing body");
146
147 // reading body
148 byte[] packet = new byte[state.header.numbytes];
149 state.ms_ptr.Position = current_pos + TcpClient.internalPacketHeaderSize;
150 state.ms_ptr.Read(packet, 0, state.header.numbytes);
151
152/*
153 for (int i=0; i<state.header.numbytes; i++)
154 {
155 System.Console.Write(packet[i] + " ");
156 }
157 System.Console.WriteLine();
158*/
159
160 state.ms_ptr.Seek(0, SeekOrigin.End);
161 // call loadbarancer function
162 if (PacketHandler == null)
163 {
164 //MainLog.Instance.Verbose("TCPSERVER", "PacketHandler not found");
165 }
166 else
167 {
168 //MainLog.Instance.Verbose("TCPSERVER", "calling PacketHandler");
169 PacketHandler(state.header, packet);
170 }
171
172 int read_size = state.header.numbytes + TcpClient.internalPacketHeaderSize;
173 state.header = null;
174
175 rest_size -= read_size;
176 current_pos += read_size;
177
178 if (rest_size < TcpClient.internalPacketHeaderSize)
179 {
180 byte[] rest_bytes = new byte[rest_size];
181 state.ms_ptr.Position = read_size;
182 state.ms_ptr.Read(rest_bytes, 0, (int) rest_size);
183 state.ms_ptr.Close();
184 state.ms_ptr = new MemoryStream();
185 state.ms_ptr.Write(rest_bytes, 0, (int) rest_size);
186 break;
187 }
188 }
189 } // while (true)
190 }
191 catch (Exception)
192 {
193 //MainLog.Instance.Verbose("TCPSERVER", e.ToString());
194 //MainLog.Instance.Verbose("TCPSERVER", e.StackTrace);
195 }
196
197 handler.BeginReceive(state.buffer, 0, StateObject.BufferSize, 0, new AsyncCallback(ReadCallback), state);
198 }
199 }
200
201 public class TcpServer
202 {
203 private int mPort = 11000;
204
205 public TcpServer()
206 {
207 }
208
209 public TcpServer(int port)
210 {
211 mPort = port;
212 }
213
214 public void start()
215 {
216 AsynchronousSocketListener.StartListening(mPort);
217 }
218 }
219} \ No newline at end of file
generated by cgit v1.1 at 2024-06-28 19:53:46 +0000