public RecordFactoryAndRequest(RecordFactory reader, Socket sock, Fos.Logging.IServerLogger logger)
{
if (reader == null)
throw new ArgumentNullException("reader");
else if (sock == null)
throw new ArgumentNullException("sock");
RecordFactory = reader;
FosRequest = new FosRequest(sock, logger);
}
// #region Events to receive records
// /// <summary>
// /// Upon receiving a record with this event, do not run any blocking code, or the application's main loop will block as well.
// /// </summary>
// public event ReceiveBeginRequestRecord OnReceiveBeginRequestRecord = delegate {};
// /// <summary>
// /// Upon receiving a record with this event, do not run any blocking code, or the application's main loop will block as well.
// /// </summary>
// public event ReceiveParamsRecord OnReceiveParamsRecord = delegate {};
// /// <summary>
// /// Upon receiving a record with this event, do not run any blocking code, or the application's main loop will block as well.
// /// </summary>
// public event ReceiveStdinRecord OnReceiveStdinRecord = delegate {};
// /// <summary>
// /// Upon receiving a record with this event, do not run any blocking code, or the application's main loop will block as well.
// /// </summary>
// public event ReceiveStdoutRecord OnReceiveStdoutRecord = delegate {};
// #endregion
/// <summary>
/// Closes and disposes of a Request and its Socket while also removing it from the internal collection of open sockets.
/// </summary>
private void OnAbruptSocketClose(Socket sock, FosRequest fosRequest)
{
FosRequest trash;
OpenSockets.TryRemove(sock, out trash);
fosRequest.Dispose();
if (Logger != null)
{
Logger.LogConnectionClosedAbruptly(sock, new RequestInfo(fosRequest));
}
}
public RecordFactoryAndRequest(RecordFactory reader, Socket sock, Fos.Logging.IServerLogger logger)
{
if (reader == null)
{
throw new ArgumentNullException("reader");
}
else if (sock == null)
{
throw new ArgumentNullException("sock");
}
RecordFactory = reader;
FosRequest = new FosRequest(sock, logger);
}
/// <summary>
/// Closes and disposes of a Request and its Socket while also removing it from the internal collection of open sockets.
/// </summary>
private void OnNormalSocketClose(Socket sock, FosRequest fosRequest)
{
if (fosRequest == null)
{
throw new ArgumentNullException("fosRequest");
}
//TODO: We should make sure that this method never gets called if OnAbruptSocketClose was called.
// This is just a staple solution, it is subject to race conditions
FosRequest trash;
if (OpenSockets.TryRemove(sock, out trash) && Logger != null)
{
Logger.LogConnectionEndedNormally(sock, new RequestInfo(fosRequest));
}
}
internal RequestInfo(FosRequest req)
{
if (req == null)
throw new ArgumentNullException("req");
var ctx = req.OwinContext;
// If the request was closed too quickly, we may not have received all parameters. Always check
if (ctx.HttpMethodDefined)
HttpMethod = ctx.HttpMethod;
if (ctx.RelativePathDefined)
RelativePath = ctx.RelativePath;
QueryString = ctx.QueryString;
if (ctx.SomeResponseExists)
ResponseStatusCode = ctx.ResponseStatusCode;
}
/*
* void OnConnectionAccepted(object sender, SocketAsyncEventArgs e)
* {
* var brr = new ByteReaderAndRequest(new ByteReader(RecFactory));
* OpenSockets[Socket] = brr;
* }
*/
/// <summary>
/// Accepts all pending connections on a socket asynchronously.
/// </summary>
private void BeginAcceptNewConnections(Socket listenSocket)
{
Socket newConnection;
try
{
// The commented implementation crashes Mono with a too many heaps warning on Mono 3.0.7... investigate later
/*
* SocketAsyncEventArgs args;
* do
* {
* args = new SocketAsyncEventArgs();
* args.Completed += OnConnectionAccepted;
* }
* while (listenSocket.AcceptAsync(args) == true);*/
newConnection = listenSocket.Accept();
//var request = new SocketRequest(newConnection, false);
//OpenSockets[newConnection] = new RecordFactoryAndRequest(new RecordFactory(), newConnection, Logger);
var request = new FosRequest(newConnection, Logger);
request.OnSocketClose += () => OnNormalSocketClose(newConnection, request);
OpenSockets[newConnection] = request;
if (Logger != null)
{
Logger.LogConnectionReceived(newConnection);
}
}
catch (Exception e)
{
if (Logger != null)
{
Logger.LogSocketError(listenSocket, e, "Error when accepting connection on the listen socket.");
}
}
}
internal override void OnRecordBuilt(FosRequest req, RecordBase rec)
{
req.ApplicationPipelineEntry = OwinPipelineEntry;
req.FlushPeriodically = FlushPeriodically;
}
internal abstract void OnRecordBuilt(FosRequest req, RecordBase rec);
/// <summary>
/// Closes and disposes of a Request and its Socket while also removing it from the internal collection of open sockets.
/// </summary>
private void OnNormalSocketClose(Socket sock, FosRequest fosRequest)
{
if (fosRequest == null)
throw new ArgumentNullException("fosRequest");
//TODO: We should make sure that this method never gets called if OnAbruptSocketClose was called.
// This is just a staple solution, it is subject to race conditions
FosRequest trash;
if (OpenSockets.TryRemove(sock, out trash) && Logger != null)
{
Logger.LogConnectionEndedNormally(sock, new RequestInfo(fosRequest));
}
}
// #region Events to receive records
// /// <summary>
// /// Upon receiving a record with this event, do not run any blocking code, or the application's main loop will block as well.
// /// </summary>
// public event ReceiveBeginRequestRecord OnReceiveBeginRequestRecord = delegate {};
// /// <summary>
// /// Upon receiving a record with this event, do not run any blocking code, or the application's main loop will block as well.
// /// </summary>
// public event ReceiveParamsRecord OnReceiveParamsRecord = delegate {};
// /// <summary>
// /// Upon receiving a record with this event, do not run any blocking code, or the application's main loop will block as well.
// /// </summary>
// public event ReceiveStdinRecord OnReceiveStdinRecord = delegate {};
// /// <summary>
// /// Upon receiving a record with this event, do not run any blocking code, or the application's main loop will block as well.
// /// </summary>
// public event ReceiveStdoutRecord OnReceiveStdoutRecord = delegate {};
// #endregion
/// <summary>
/// Closes and disposes of a Request and its Socket while also removing it from the internal collection of open sockets.
/// </summary>
private void OnAbruptSocketClose(Socket sock, FosRequest fosRequest)
{
FosRequest trash;
OpenSockets.TryRemove(sock, out trash);
fosRequest.Dispose();
if (Logger != null)
{
Logger.LogConnectionClosedAbruptly(sock, new RequestInfo(fosRequest));
}
}
/*
void OnConnectionAccepted(object sender, SocketAsyncEventArgs e)
{
var brr = new ByteReaderAndRequest(new ByteReader(RecFactory));
OpenSockets[Socket] = brr;
}
*/
/// <summary>
/// Accepts all pending connections on a socket asynchronously.
/// </summary>
private void BeginAcceptNewConnections(Socket listenSocket)
{
Socket newConnection;
try
{
// The commented implementation crashes Mono with a too many heaps warning on Mono 3.0.7... investigate later
/*
SocketAsyncEventArgs args;
do
{
args = new SocketAsyncEventArgs();
args.Completed += OnConnectionAccepted;
}
while (listenSocket.AcceptAsync(args) == true);*/
newConnection = listenSocket.Accept();
//var request = new SocketRequest(newConnection, false);
//OpenSockets[newConnection] = new RecordFactoryAndRequest(new RecordFactory(), newConnection, Logger);
var request = new FosRequest(newConnection, Logger);
request.OnSocketClose += () => OnNormalSocketClose(newConnection, request);
OpenSockets[newConnection] = request;
if (Logger != null)
Logger.LogConnectionReceived(newConnection);
}
catch (Exception e)
{
if (Logger != null)
Logger.LogSocketError(listenSocket, e, "Error when accepting connection on the listen socket.");
}
}
internal abstract void OnRecordBuilt(FosRequest req, RecordBase rec);
