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Modified broadcasting

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master
sta 12 years ago
parent 5d8de64d1d
commit 79abc9aee3
3 changed files with 223 additions and 62 deletions
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86
websocket-sharp/Server/WebSocketServiceHostManager.cs
Unescape Escape View File

@ -28,8 +28,10 @@
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading;
using WebSocketSharp.Net;
namespace WebSocketSharp.Server
@ -195,6 +197,59 @@ namespace WebSocketSharp.Server
#region Private Methods
private void broadcast (Opcode opcode, byte [] data)
{
WaitCallback callback = state =>
{
var cache = new Dictionary<CompressionMethod, byte []> ();
try {
foreach (var host in ServiceHosts)
{
if (_state != ServerState.START)
break;
host.Sessions.BroadcastInternally (opcode, data, cache);
}
}
catch (Exception ex) {
_logger.Fatal (ex.ToString ());
}
finally {
cache.Clear ();
}
};
ThreadPool.QueueUserWorkItem (callback);
}
private void broadcast (Opcode opcode, Stream stream)
{
WaitCallback callback = state =>
{
var cache = new Dictionary<CompressionMethod, Stream> ();
try {
foreach (var host in ServiceHosts)
{
if (_state != ServerState.START)
break;
host.Sessions.BroadcastInternally (opcode, stream, cache);
}
}
catch (Exception ex) {
_logger.Fatal (ex.ToString ());
}
finally {
foreach (var cached in cache.Values)
cached.Dispose ();
cache.Clear ();
}
};
ThreadPool.QueueUserWorkItem (callback);
}
private Dictionary<string, Dictionary<string, bool>> broadping (byte [] frameAsBytes, int timeOut)
{
var result = new Dictionary<string, Dictionary<string, bool>> ();
@ -316,13 +371,10 @@ namespace WebSocketSharp.Server
return;
}
foreach (var host in ServiceHosts)
{
if (_state != ServerState.START)
break;
host.Sessions.BroadcastInternally (data);
}
if (data.LongLength <= WebSocket.FragmentLength)
broadcast (Opcode.BINARY, data);
else
broadcast (Opcode.BINARY, new MemoryStream (data));
}
/// <summary>
@ -341,13 +393,11 @@ namespace WebSocketSharp.Server
return;
}
foreach (var host in ServiceHosts)
{
if (_state != ServerState.START)
break;
host.Sessions.BroadcastInternally (data);
}
var rawData = Encoding.UTF8.GetBytes (data);
if (rawData.LongLength <= WebSocket.FragmentLength)
broadcast (Opcode.TEXT, rawData);
else
broadcast (Opcode.TEXT, new MemoryStream (rawData));
}
/// <summary>
@ -362,7 +412,7 @@ namespace WebSocketSharp.Server
/// </param>
public void BroadcastTo (byte [] data, string servicePath)
{
var msg = _state.CheckIfStarted () ?? data.CheckIfValidSendData () ?? servicePath.CheckIfValidServicePath ();
var msg = _state.CheckIfStarted () ?? servicePath.CheckIfValidServicePath ();
if (msg != null)
{
_logger.Error (msg);
@ -376,7 +426,7 @@ namespace WebSocketSharp.Server
return;
}
host.Sessions.BroadcastInternally (data);
host.Sessions.Broadcast (data);
}
/// <summary>
@ -391,7 +441,7 @@ namespace WebSocketSharp.Server
/// </param>
public void BroadcastTo (string data, string servicePath)
{
var msg = _state.CheckIfStarted () ?? data.CheckIfValidSendData () ?? servicePath.CheckIfValidServicePath ();
var msg = _state.CheckIfStarted () ?? servicePath.CheckIfValidServicePath ();
if (msg != null)
{
_logger.Error (msg);
@ -405,7 +455,7 @@ namespace WebSocketSharp.Server
return;
}
host.Sessions.BroadcastInternally (data);
host.Sessions.Broadcast (data);
}
/// <summary>

86
websocket-sharp/Server/WebSocketSessionManager.cs
Unescape Escape View File

@ -28,8 +28,10 @@
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading;
using System.Timers;
namespace WebSocketSharp.Server
@ -47,7 +49,7 @@ namespace WebSocketSharp.Server
private Dictionary<string, WebSocketService> _sessions;
private volatile ServerState _state;
private volatile bool _sweeping;
private Timer _sweepTimer;
private System.Timers.Timer _sweepTimer;
private object _sync;
#endregion
@ -229,7 +231,7 @@ namespace WebSocketSharp.Server
private void setSweepTimer (double interval)
{
_sweepTimer = new Timer (interval);
_sweepTimer = new System.Timers.Timer (interval);
_sweepTimer.Elapsed += (sender, e) =>
{
Sweep ();
@ -254,32 +256,69 @@ namespace WebSocketSharp.Server
}
}
internal void BroadcastInternally (byte [] data)
internal void BroadcastInternally (Opcode opcode, byte [] data)
{
var services = ServiceInstances.GetEnumerator ();
Action completed = null;
completed = () =>
WaitCallback callback = state =>
{
if (_state == ServerState.START && services.MoveNext ())
services.Current.SendAsync (data, completed);
var cache = new Dictionary<CompressionMethod, byte []> ();
try {
BroadcastInternally (opcode, data, cache);
}
catch (Exception ex) {
_logger.Fatal (ex.ToString ());
}
finally {
cache.Clear ();
}
};
if (_state == ServerState.START && services.MoveNext ())
services.Current.SendAsync (data, completed);
ThreadPool.QueueUserWorkItem (callback);
}
internal void BroadcastInternally (string data)
internal void BroadcastInternally (Opcode opcode, Stream stream)
{
var services = ServiceInstances.GetEnumerator ();
Action completed = null;
completed = () =>
WaitCallback callback = state =>
{
if (_state == ServerState.START && services.MoveNext ())
services.Current.SendAsync (data, completed);
var cache = new Dictionary <CompressionMethod, Stream> ();
try {
BroadcastInternally (opcode, stream, cache);
}
catch (Exception ex) {
_logger.Fatal (ex.ToString ());
}
finally {
foreach (var cached in cache.Values)
cached.Dispose ();
cache.Clear ();
}
};
if (_state == ServerState.START && services.MoveNext ())
services.Current.SendAsync (data, completed);
ThreadPool.QueueUserWorkItem (callback);
}
internal void BroadcastInternally (
Opcode opcode, byte [] data, Dictionary<CompressionMethod, byte []> cache)
{
foreach (var session in ServiceInstances)
{
if (_state != ServerState.START)
break;
session.Context.WebSocket.Send (opcode, data, cache);
}
}
internal void BroadcastInternally (
Opcode opcode, Stream stream, Dictionary <CompressionMethod, Stream> cache)
{
foreach (var session in ServiceInstances)
{
if (_state != ServerState.START)
break;
session.Context.WebSocket.Send (opcode, stream, cache);
}
}
internal Dictionary<string, bool> BroadpingInternally ()
@ -367,7 +406,10 @@ namespace WebSocketSharp.Server
return;
}
BroadcastInternally (data);
if (data.LongLength <= WebSocket.FragmentLength)
BroadcastInternally (Opcode.BINARY, data);
else
BroadcastInternally (Opcode.BINARY, new MemoryStream (data));
}
/// <summary>
@ -385,7 +427,11 @@ namespace WebSocketSharp.Server
return;
}
BroadcastInternally (data);
var rawData = Encoding.UTF8.GetBytes (data);
if (rawData.LongLength <= WebSocket.FragmentLength)
BroadcastInternally (Opcode.TEXT, rawData);
else
BroadcastInternally (Opcode.TEXT, new MemoryStream (rawData));
}
/// <summary>

109
websocket-sharp/WebSocket.cs
Unescape Escape View File

@ -58,7 +58,6 @@ namespace WebSocketSharp
{
#region Private Const Fields
private const int _fragmentLen = 1016; // Max value is int.MaxValue - 14.
private const string _guid = "258EAFA5-E914-47DA-95CA-C5AB0DC85B11";
private const string _version = "13";
@ -95,6 +94,12 @@ namespace WebSocketSharp
#endregion
#region Internal Const Fields
internal const int FragmentLength = 1016; // Max value is int.MaxValue - 14.
#endregion
#region Private Constructors
private WebSocket ()
@ -1044,13 +1049,15 @@ namespace WebSocketSharp
compressed = true;
}
var length = data.Length;
lock (_forSend)
{
if (length <= _fragmentLen)
send (Fin.FINAL, opcode, data.ReadBytes ((int) length), compressed);
var mask = _client ? Mask.MASK : Mask.UNMASK;
var length = data.Length;
if (length <= FragmentLength)
send (WsFrame.CreateFrame (
Fin.FINAL, opcode, mask, data.ReadBytes ((int) length), compressed));
else
sendFragmented (opcode, data, compressed);
sendFragmented (opcode, data, mask, compressed);
}
}
catch (Exception ex) {
@ -1065,12 +1072,6 @@ namespace WebSocketSharp
}
}
private bool send (Fin fin, Opcode opcode, byte [] data, bool compressed)
{
return send (
WsFrame.CreateFrame (fin, opcode, _client ? Mask.MASK : Mask.UNMASK, data, compressed));
}
private void sendAsync (Opcode opcode, Stream stream, Action completed)
{
Action<Opcode, Stream> sender = send;
@ -1091,29 +1092,42 @@ namespace WebSocketSharp
sender.BeginInvoke (opcode, stream, callback, null);
}
private long sendFragmented (Opcode opcode, Stream stream, bool compressed)
private long sendFragmented (Opcode opcode, Stream stream, Mask mask, bool compressed)
{
var length = stream.Length;
var quo = length / _fragmentLen;
var rem = length % _fragmentLen;
var quo = length / FragmentLength;
var rem = length % FragmentLength;
var count = rem == 0 ? quo - 2 : quo - 1;
long readLen = 0;
var tmpLen = 0;
var buffer = new byte [_fragmentLen];
int tmpLen = 0;
byte [] buffer = null;
// Not fragmented
if (quo == 0)
{
buffer = new byte [rem];
tmpLen = stream.Read (buffer, 0, buffer.Length);
if (send (WsFrame.CreateFrame (Fin.FINAL, opcode, mask, buffer, compressed)))
readLen = tmpLen;
return readLen;
}
buffer = new byte [FragmentLength];
// First
tmpLen = stream.Read (buffer, 0, _fragmentLen);
if (send (Fin.MORE, opcode, buffer, compressed))
readLen += tmpLen;
tmpLen = stream.Read (buffer, 0, FragmentLength);
if (send (WsFrame.CreateFrame (Fin.MORE, opcode, mask, buffer, compressed)))
readLen = tmpLen;
else
return 0;
// Mid
for (long i = 0; i < count; i++)
{
tmpLen = stream.Read (buffer, 0, _fragmentLen);
if (send (Fin.MORE, Opcode.CONT, buffer, compressed))
tmpLen = stream.Read (buffer, 0, FragmentLength);
if (send (WsFrame.CreateFrame (Fin.MORE, Opcode.CONT, mask, buffer, compressed)))
readLen += tmpLen;
else
return readLen;
@ -1123,7 +1137,7 @@ namespace WebSocketSharp
if (rem != 0)
buffer = new byte [rem];
tmpLen = stream.Read (buffer, 0, buffer.Length);
if (send (Fin.FINAL, Opcode.CONT, buffer, compressed))
if (send (WsFrame.CreateFrame (Fin.FINAL, Opcode.CONT, mask, buffer, compressed)))
readLen += tmpLen;
return readLen;
@ -1274,6 +1288,57 @@ namespace WebSocketSharp
_receivePong.WaitOne (timeOut);
}
// As server, used to broadcast
internal void Send (Opcode opcode, byte [] data, Dictionary<CompressionMethod, byte []> cache)
{
try {
byte [] cached;
if (!cache.TryGetValue (_compression, out cached))
{
cached = WsFrame.CreateFrame (
Fin.FINAL,
opcode,
Mask.UNMASK,
data.Compress (_compression),
_compression != CompressionMethod.NONE).ToByteArray ();
cache.Add (_compression, cached);
}
lock (_forSend)
{
send (cached);
}
}
catch (Exception ex) {
_logger.Fatal (ex.ToString ());
error ("An exception has occured.");
}
}
// As server, used to broadcast
internal void Send (Opcode opcode, Stream stream, Dictionary <CompressionMethod, Stream> cache)
{
try {
Stream cached;
if (!cache.TryGetValue (_compression, out cached))
{
cached = stream.Compress (_compression);
cache.Add (_compression, cached);
}
lock (_forSend)
{
cached.Position = 0;
sendFragmented (opcode, cached, Mask.UNMASK, _compression != CompressionMethod.NONE);
}
}
catch (Exception ex) {
_logger.Fatal (ex.ToString ());
error ("An exception has occured.");
}
}
#endregion
#region Public Methods

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