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author | Jeff Ames | 2008-03-04 06:02:48 +0000 |
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committer | Jeff Ames | 2008-03-04 06:02:48 +0000 |
commit | 75f6f6e3ffeca74ca75f80685e243103fe97cf98 (patch) | |
tree | 7541cdfce74eb7378e468a70680216b76a60188a /ThirdParty/3Di/LoadBalancer/TcpServer.cs | |
parent | Merged 3Di code that provides scene and avatar serialization, and plugin supp... (diff) | |
download | opensim-SC-75f6f6e3ffeca74ca75f80685e243103fe97cf98.zip opensim-SC-75f6f6e3ffeca74ca75f80685e243103fe97cf98.tar.gz opensim-SC-75f6f6e3ffeca74ca75f80685e243103fe97cf98.tar.bz2 opensim-SC-75f6f6e3ffeca74ca75f80685e243103fe97cf98.tar.xz |
Update svn properties. Minor formatting cleanup.
Diffstat (limited to '')
-rw-r--r-- | ThirdParty/3Di/LoadBalancer/TcpServer.cs | 379 |
1 files changed, 188 insertions, 191 deletions
diff --git a/ThirdParty/3Di/LoadBalancer/TcpServer.cs b/ThirdParty/3Di/LoadBalancer/TcpServer.cs index ee8bcba..4e651b6 100644 --- a/ThirdParty/3Di/LoadBalancer/TcpServer.cs +++ b/ThirdParty/3Di/LoadBalancer/TcpServer.cs | |||
@@ -1,30 +1,29 @@ | |||
1 | /* | 1 | /* |
2 | * Copyright (c) Contributors, http://opensimulator.org/ | 2 | * Copyright (c) Contributors, http://opensimulator.org/ |
3 | * See CONTRIBUTORS.TXT for a full list of copyright holders. | 3 | * See CONTRIBUTORS.TXT for a full list of copyright holders. |
4 | * | 4 | * |
5 | * Redistribution and use in source and binary forms, with or without | 5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions are met: | 6 | * modification, are permitted provided that the following conditions are met: |
7 | * * Redistributions of source code must retain the above copyright | 7 | * * Redistributions of source code must retain the above copyright |
8 | * notice, this list of conditions and the following disclaimer. | 8 | * notice, this list of conditions and the following disclaimer. |
9 | * * Redistributions in binary form must reproduce the above copyright | 9 | * * Redistributions in binary form must reproduce the above copyright |
10 | * notice, this list of conditions and the following disclaimer in the | 10 | * notice, this list of conditions and the following disclaimer in the |
11 | * documentation and/or other materials provided with the distribution. | 11 | * documentation and/or other materials provided with the distribution. |
12 | * * Neither the name of the OpenSim Project nor the | 12 | * * Neither the name of the OpenSim Project nor the |
13 | * names of its contributors may be used to endorse or promote products | 13 | * names of its contributors may be used to endorse or promote products |
14 | * derived from this software without specific prior written permission. | 14 | * derived from this software without specific prior written permission. |
15 | * | 15 | * |
16 | * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY | 16 | * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY |
17 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | 17 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
18 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | 18 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
19 | * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY | 19 | * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY |
20 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | 20 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
21 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | 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 | 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 | 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 | 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. | 25 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | * | 26 | */ |
27 | */ | ||
28 | 27 | ||
29 | using System; | 28 | using System; |
30 | using System.IO; | 29 | using System.IO; |
@@ -38,182 +37,180 @@ using OpenSim.Framework.Console; | |||
38 | 37 | ||
39 | namespace OpenSim.ApplicationPlugins.LoadBalancer { | 38 | namespace OpenSim.ApplicationPlugins.LoadBalancer { |
40 | 39 | ||
41 | public class StateObject { | 40 | public class StateObject { |
42 | public Socket workSocket = null; | 41 | public Socket workSocket = null; |
43 | public const int BufferSize = 2048; | 42 | public const int BufferSize = 2048; |
44 | public byte[] buffer = new byte[BufferSize]; | 43 | public byte[] buffer = new byte[BufferSize]; |
45 | public MemoryStream ms_ptr = new MemoryStream(); | 44 | public MemoryStream ms_ptr = new MemoryStream(); |
46 | public InternalPacketHeader header = null; | 45 | public InternalPacketHeader header = null; |
47 | } | 46 | } |
48 | 47 | ||
49 | public class AsynchronousSocketListener { | 48 | public class AsynchronousSocketListener { |
50 | public static string data = null; | 49 | public static string data = null; |
51 | public static ManualResetEvent allDone = new ManualResetEvent(false); | 50 | public static ManualResetEvent allDone = new ManualResetEvent(false); |
52 | 51 | ||
53 | #region KIRYU | 52 | #region KIRYU |
54 | public delegate void PacketRecieveHandler(InternalPacketHeader header, byte[] buff); | 53 | public delegate void PacketRecieveHandler(InternalPacketHeader header, byte[] buff); |
55 | public static PacketRecieveHandler PacketHandler = null; | 54 | public static PacketRecieveHandler PacketHandler = null; |
56 | #endregion | 55 | #endregion |
57 | 56 | ||
58 | public AsynchronousSocketListener() { } | 57 | public AsynchronousSocketListener() { } |
59 | 58 | ||
60 | public static void StartListening(int port) { | 59 | public static void StartListening(int port) { |
61 | IPHostEntry ipHostInfo = Dns.GetHostEntry(Dns.GetHostName()); | 60 | IPHostEntry ipHostInfo = Dns.GetHostEntry(Dns.GetHostName()); |
62 | IPAddress ipAddress = ipHostInfo.AddressList[0]; | 61 | IPAddress ipAddress = ipHostInfo.AddressList[0]; |
63 | IPEndPoint localEndPoint = new IPEndPoint(ipAddress, port); | 62 | IPEndPoint localEndPoint = new IPEndPoint(ipAddress, port); |
64 | 63 | ||
65 | Socket listener = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp ); | 64 | Socket listener = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp ); |
66 | try { | 65 | try { |
67 | listener.Bind(localEndPoint); | 66 | listener.Bind(localEndPoint); |
68 | listener.Listen(100); | 67 | listener.Listen(100); |
69 | while (true) { | 68 | while (true) { |
70 | allDone.Reset(); | 69 | allDone.Reset(); |
71 | listener.BeginAccept( new AsyncCallback(AcceptCallback), listener ); | 70 | listener.BeginAccept( new AsyncCallback(AcceptCallback), listener ); |
72 | allDone.WaitOne(); | 71 | allDone.WaitOne(); |
73 | } | 72 | } |
74 | } catch (Exception e) { | 73 | } catch (Exception e) { |
75 | Console.WriteLine(e.ToString()); | 74 | Console.WriteLine(e.ToString()); |
76 | } | 75 | } |
77 | /* | 76 | /* |
78 | Console.WriteLine("\nPress ENTER to continue..."); | 77 | Console.WriteLine("\nPress ENTER to continue..."); |
79 | Console.Read(); | 78 | Console.Read(); |
80 | */ | 79 | */ |
81 | } | 80 | } |
82 | 81 | ||
83 | public static void AcceptCallback(IAsyncResult ar) { | 82 | public static void AcceptCallback(IAsyncResult ar) { |
84 | allDone.Set(); | 83 | allDone.Set(); |
85 | Socket listener = (Socket) ar.AsyncState; | 84 | Socket listener = (Socket) ar.AsyncState; |
86 | Socket handler = listener.EndAccept(ar); | 85 | Socket handler = listener.EndAccept(ar); |
87 | StateObject state = new StateObject(); | 86 | StateObject state = new StateObject(); |
88 | state.workSocket = handler; | 87 | state.workSocket = handler; |
89 | handler.BeginReceive( state.buffer, 0, StateObject.BufferSize, 0, new AsyncCallback(ReadCallback), state); | 88 | handler.BeginReceive( state.buffer, 0, StateObject.BufferSize, 0, new AsyncCallback(ReadCallback), state); |
90 | } | 89 | } |
91 | 90 | ||
92 | public static void ReadCallback(IAsyncResult ar) { | 91 | public static void ReadCallback(IAsyncResult ar) { |
93 | String content = String.Empty; | 92 | String content = String.Empty; |
94 | StateObject state = (StateObject) ar.AsyncState; | 93 | StateObject state = (StateObject) ar.AsyncState; |
95 | Socket handler = state.workSocket; | 94 | Socket handler = state.workSocket; |
96 | 95 | ||
97 | try | 96 | try |
98 | { | 97 | { |
99 | 98 | int bytesRead = handler.EndReceive(ar); | |
100 | int bytesRead = handler.EndReceive(ar); | 99 | |
101 | 100 | //MainLog.Instance.Verbose("TCPSERVER", "Received packet [{0}]", bytesRead); | |
102 | //MainLog.Instance.Verbose("TCPSERVER", "Received packet [{0}]", bytesRead); | 101 | |
103 | 102 | if (bytesRead > 0) { | |
104 | if (bytesRead > 0) { | 103 | state.ms_ptr.Write(state.buffer, 0, bytesRead); |
105 | state.ms_ptr.Write(state.buffer, 0, bytesRead); | 104 | } |
106 | } | 105 | else |
107 | else | 106 | { |
108 | { | 107 | //MainLog.Instance.Verbose("TCPSERVER", "Connection terminated"); |
109 | //MainLog.Instance.Verbose("TCPSERVER", "Connection terminated"); | 108 | return; |
110 | return; | 109 | } |
111 | } | 110 | |
112 | 111 | long rest_size = state.ms_ptr.Length; | |
113 | long rest_size = state.ms_ptr.Length; | 112 | long current_pos = 0; |
114 | long current_pos = 0; | 113 | while (rest_size > TcpClient.internalPacketHeaderSize) { |
115 | while (rest_size > TcpClient.internalPacketHeaderSize) { | 114 | |
116 | 115 | if ((state.header == null) && (rest_size >= TcpClient.internalPacketHeaderSize)) | |
117 | if ((state.header == null) && (rest_size >= TcpClient.internalPacketHeaderSize)) | 116 | { |
118 | { | 117 | //MainLog.Instance.Verbose("TCPSERVER", "Processing header"); |
119 | //MainLog.Instance.Verbose("TCPSERVER", "Processing header"); | 118 | |
120 | 119 | // reading header | |
121 | // reading header | 120 | state.header = new InternalPacketHeader(); |
122 | state.header = new InternalPacketHeader(); | 121 | |
123 | 122 | byte[] headerbytes = new byte[TcpClient.internalPacketHeaderSize]; | |
124 | byte[] headerbytes = new byte[TcpClient.internalPacketHeaderSize]; | 123 | state.ms_ptr.Position = current_pos; |
125 | state.ms_ptr.Position = current_pos; | 124 | state.ms_ptr.Read(headerbytes, 0, TcpClient.internalPacketHeaderSize); |
126 | state.ms_ptr.Read(headerbytes, 0, TcpClient.internalPacketHeaderSize); | 125 | state.ms_ptr.Seek(0, SeekOrigin.End); |
127 | state.ms_ptr.Seek(0, SeekOrigin.End); | 126 | state.header.FromBytes(headerbytes); |
128 | state.header.FromBytes(headerbytes); | 127 | } |
129 | } | 128 | |
130 | 129 | if ((state.header != null) && (rest_size >= state.header.numbytes + TcpClient.internalPacketHeaderSize)) | |
131 | if ((state.header != null) && (rest_size >= state.header.numbytes + TcpClient.internalPacketHeaderSize)) | 130 | { |
132 | { | 131 | //MainLog.Instance.Verbose("TCPSERVER", "Processing body"); |
133 | //MainLog.Instance.Verbose("TCPSERVER", "Processing body"); | 132 | |
134 | 133 | // reading body | |
135 | // reading body | 134 | byte[] packet = new byte[state.header.numbytes]; |
136 | byte[] packet = new byte[state.header.numbytes]; | 135 | state.ms_ptr.Position = current_pos + TcpClient.internalPacketHeaderSize; |
137 | state.ms_ptr.Position = current_pos + TcpClient.internalPacketHeaderSize; | 136 | state.ms_ptr.Read(packet, 0, state.header.numbytes); |
138 | state.ms_ptr.Read(packet, 0, state.header.numbytes); | ||
139 | 137 | ||
140 | /* | 138 | /* |
141 | for(int i=0; i<state.header.numbytes; i++) { | 139 | for(int i=0; i<state.header.numbytes; i++) { |
142 | System.Console.Write(packet[i] + " "); | 140 | System.Console.Write(packet[i] + " "); |
143 | } | 141 | } |
144 | System.Console.WriteLine(); | 142 | System.Console.WriteLine(); |
145 | */ | 143 | */ |
146 | 144 | ||
147 | state.ms_ptr.Seek(0, SeekOrigin.End); | 145 | state.ms_ptr.Seek(0, SeekOrigin.End); |
148 | // call loadbarancer function | 146 | // call loadbarancer function |
149 | if (PacketHandler != null) | 147 | if (PacketHandler != null) |
150 | { | 148 | { |
151 | //MainLog.Instance.Verbose("TCPSERVER", "calling PacketHandler"); | 149 | //MainLog.Instance.Verbose("TCPSERVER", "calling PacketHandler"); |
152 | PacketHandler(state.header, packet); | 150 | PacketHandler(state.header, packet); |
153 | } | 151 | } |
154 | else | 152 | else |
155 | { | 153 | { |
156 | //MainLog.Instance.Verbose("TCPSERVER", "PacketHandler not found"); | 154 | //MainLog.Instance.Verbose("TCPSERVER", "PacketHandler not found"); |
157 | } | 155 | } |
158 | 156 | ||
159 | int read_size = state.header.numbytes + TcpClient.internalPacketHeaderSize; | 157 | int read_size = state.header.numbytes + TcpClient.internalPacketHeaderSize; |
160 | state.header = null; | 158 | state.header = null; |
161 | 159 | ||
162 | rest_size -= read_size; | 160 | rest_size -= read_size; |
163 | current_pos += read_size; | 161 | current_pos += read_size; |
164 | 162 | ||
165 | if (rest_size < TcpClient.internalPacketHeaderSize) { | 163 | if (rest_size < TcpClient.internalPacketHeaderSize) { |
166 | 164 | ||
167 | byte[] rest_bytes = new byte[rest_size]; | 165 | byte[] rest_bytes = new byte[rest_size]; |
168 | state.ms_ptr.Position = read_size; | 166 | state.ms_ptr.Position = read_size; |
169 | state.ms_ptr.Read(rest_bytes, 0, (int)rest_size); | 167 | state.ms_ptr.Read(rest_bytes, 0, (int)rest_size); |
170 | state.ms_ptr.Close(); | 168 | state.ms_ptr.Close(); |
171 | state.ms_ptr = new MemoryStream(); | 169 | state.ms_ptr = new MemoryStream(); |
172 | state.ms_ptr.Write(rest_bytes, 0, (int)rest_size); | 170 | state.ms_ptr.Write(rest_bytes, 0, (int)rest_size); |
173 | break; | 171 | break; |
174 | } | 172 | } |
175 | } | 173 | } |
176 | 174 | ||
177 | } // while (true) | 175 | } // while (true) |
178 | 176 | ||
179 | } | 177 | } |
180 | catch (Exception e) | 178 | catch (Exception e) |
181 | { | 179 | { |
182 | //MainLog.Instance.Verbose("TCPSERVER", e.ToString()); | 180 | //MainLog.Instance.Verbose("TCPSERVER", e.ToString()); |
183 | //MainLog.Instance.Verbose("TCPSERVER", e.StackTrace); | 181 | //MainLog.Instance.Verbose("TCPSERVER", e.StackTrace); |
184 | } | 182 | } |
185 | 183 | ||
186 | handler.BeginReceive( state.buffer, 0, StateObject.BufferSize, 0, new AsyncCallback(ReadCallback), state); | 184 | handler.BeginReceive( state.buffer, 0, StateObject.BufferSize, 0, new AsyncCallback(ReadCallback), state); |
187 | } | 185 | } |
188 | 186 | ||
189 | private static void Send(Socket handler, String data) { | 187 | private static void Send(Socket handler, String data) { |
190 | byte[] byteData = Encoding.ASCII.GetBytes(data); | 188 | byte[] byteData = Encoding.ASCII.GetBytes(data); |
191 | handler.BeginSend(byteData, 0, byteData.Length, 0, new AsyncCallback(SendCallback), handler); | 189 | handler.BeginSend(byteData, 0, byteData.Length, 0, new AsyncCallback(SendCallback), handler); |
192 | } | 190 | } |
193 | 191 | ||
194 | private static void SendCallback(IAsyncResult ar) { | 192 | private static void SendCallback(IAsyncResult ar) { |
195 | try { | 193 | try { |
196 | Socket handler = (Socket) ar.AsyncState; | 194 | Socket handler = (Socket) ar.AsyncState; |
197 | int bytesSent = handler.EndSend(ar); | 195 | int bytesSent = handler.EndSend(ar); |
198 | //Console.WriteLine("Sent {0} bytes to client.", bytesSent); | 196 | //Console.WriteLine("Sent {0} bytes to client.", bytesSent); |
199 | handler.Shutdown(SocketShutdown.Both); | 197 | handler.Shutdown(SocketShutdown.Both); |
200 | handler.Close(); | 198 | handler.Close(); |
201 | } catch (Exception e) { | 199 | } catch (Exception e) { |
202 | Console.WriteLine(e.ToString()); | 200 | Console.WriteLine(e.ToString()); |
203 | } | 201 | } |
204 | } | 202 | } |
205 | } | 203 | } |
206 | 204 | ||
207 | public class TcpServer { | 205 | public class TcpServer { |
208 | private int mPort = 11000; | 206 | private int mPort = 11000; |
209 | public TcpServer() { | 207 | public TcpServer() { |
210 | } | 208 | } |
211 | public TcpServer(int port) { | 209 | public TcpServer(int port) { |
212 | mPort = port; | 210 | mPort = port; |
213 | } | 211 | } |
214 | public void start() { | 212 | public void start() { |
215 | AsynchronousSocketListener.StartListening(mPort); | 213 | AsynchronousSocketListener.StartListening(mPort); |
216 | } | 214 | } |
217 | } | 215 | } |
218 | } | 216 | } |
219 | |||