public WebConnectionGroup (ServicePoint sPoint, string name)
{
this.sPoint = sPoint;
this.name = name;
connections = new LinkedList<ConnectionState> ();
queue = new Queue<HttpWebRequest> ();
}
public bool CheckValidationResult(
ServicePoint srvPoint
, X509Certificate certificate
, WebRequest request
, int certificateProblem)
{
//Return True to force the certificate to be accepted.
return true;
}
public override void OnActionExecuting(ActionExecutingContext filterContext)
{
using (ServicePoint services = new ServicePoint())
{
bool anyAuthory = services.AdminUser.IsAuthory(_menuId, CurrentUser.Id);
if (!anyAuthory)
{
RouteValueDictionary routing = new RouteValueDictionary { { "action", "AuthoryError" }, { "controller", "AdminError" } };
filterContext.Result = new RedirectToRouteResult(routing);
}
}
base.OnActionExecuting(filterContext);
}
public ServicePoint Parse()
{
var servicePoint = new ServicePoint() { HandlingOffice = handlingOffice, Name = name, RouteDistance = routeDistance, RoutingCode = routingCode, Id = servicePointId };
if (visitingAddress != null)
servicePoint.VisitingAddress = visitingAddress.Parse();
if (deliveryAddress != null)
servicePoint.DeliveryAddress = deliveryAddress.Parse();
if (openingHours != null)
servicePoint.OpeningHours = openingHours.Select(h => h.Parse());
return servicePoint;
}
public Connection(ServicePoint servicePoint)
{
_state = 0;
_servicePoint = servicePoint;
_saea = SaeaPool.Default.GetSaea();
_buffer = BufferPool.Default.GetBuffer();
_socket = new Socket(servicePoint.HostEndPoint.AddressFamily, SocketType.Stream, ProtocolType.Tcp);
_socket.NoDelay = !servicePoint.UseNagleAlgorithm;
if (_servicePoint.IsSecured)
{
_asyncReadWrite = new SslAsyncReadWrite(servicePoint.Address.Host, _socket, _saea, servicePoint.ClientCertificate, ValidateServerCertificate);
}
else
{
_asyncReadWrite = new AsyncReadWrite(_socket, _saea);
}
}
internal static bool IdleServicePointTimeout(ServicePoint servicePoint)
{
Lazy<ServicePoint> idleServicePoint = null;
if (_servicePoints.TryRemove(servicePoint.LookupString, out idleServicePoint))
{
return true;
}
return false;
}
public bool CheckValidationResult(
ServicePoint service_point,
X509Certificate cert,
WebRequest web_request,
int certificate_problem)
{
// Always accept
return true;
}
internal async Task SetResponseDataAsync(WebConnectionData data)
{
var isLocked = false;
var closeStream = default(Stream);
try
{
Monitor.Enter(_locker, ref isLocked);
if (Aborted)
{
closeStream = data.Stream;
return;
}
_previousWebResponse = _webResponse;
WebException wexc = null;
try
{
var createTask = HttpWebResponse.CreateAsync(Address, _method, data, CookieContainer);
if (createTask.IsCompleted)
_webResponse = createTask.Result;
else
{
try
{
Monitor.Exit(_locker);
isLocked = false;
_webResponse = await createTask.ConfigureAwait(false);
}
finally
{
Monitor.Enter(_locker, ref isLocked);
}
}
}
catch (Exception e)
{
wexc = new WebException(e.Message, e, WebExceptionStatus.ProtocolError, null);
closeStream = data.Stream;
}
if (wexc == null && (_method == "POST" || _method == "PUT"))
{
await CheckSendErrorAsync(data).ConfigureAwait(false);
if (_savedExc != null)
wexc = (WebException)_savedExc;
}
}
finally
{
if (isLocked)
Monitor.Exit(_locker);
if (null != closeStream)
closeStream.Close();
}
isLocked = false;
try
{
Monitor.TryEnter(_locker, ref isLocked);
if (Aborted)
{
if (data.Stream != null)
data.Stream.Close();
return;
}
WebException wexc = null;
var r = _asyncRead;
var forced = false;
if (r == null && _webResponse != null)
{
// This is a forced completion (302, 204)...
forced = true;
r = new TaskCompletionSource<HttpWebResponse>();
r.TrySetResult(_webResponse);
}
if (r != null)
{
if (wexc != null)
{
_haveResponse = true;
if (!r.Task.IsCompleted)
r.TrySetException(wexc);
return;
}
var isProxy = ProxyQuery && !_proxy.IsBypassed(Address);
try
{
var redirected = await CheckFinalStatusAsync().ConfigureAwait(false);
if (!redirected)
{
if ((isProxy ? _proxyAuthState.IsNtlmAuthenticated : _authState.IsNtlmAuthenticated) &&
_webResponse != null && (int)_webResponse.StatusCode < 400)
{
var wce = _webResponse.GetResponseStream() as WebConnectionStream;
if (wce != null)
{
var cnc = wce.Connection;
cnc.NtlmAuthenticated = true;
}
}
// clear internal buffer so that it does not
// hold possible big buffer (bug #397627)
if (_writeStream != null)
_writeStream.KillBuffer();
_haveResponse = true;
r.TrySetResult(_webResponse);
}
else
{
if (_webResponse != null)
{
if (await HandleNtlmAuthAsync(r.Task).ConfigureAwait(false))
return;
_webResponse.Close();
}
FinishedReading = false;
_haveResponse = false;
_webResponse = null;
//r.Reset();
_servicePoint = GetServicePoint();
_abortHandler = _servicePoint.SendRequest(this, _connectionGroup);
}
}
catch (WebException wexc2)
{
if (forced)
{
_savedExc = wexc2;
_haveResponse = true;
}
r.TrySetException(wexc2);
}
catch (Exception ex)
{
wexc = new WebException(ex.Message, ex, WebExceptionStatus.ProtocolError, null);
if (forced)
{
_savedExc = wexc;
_haveResponse = true;
}
r.TrySetException(wexc);
}
}
}
finally
{
if (isLocked)
Monitor.Exit(_locker);
}
}
// Methods
internal ServicePoint GetServicePoint()
{
lock (_locker)
{
if (_hostChanged || _servicePoint == null)
{
_servicePoint = ServicePointManager.FindServicePoint(Address, _proxy);
_hostChanged = false;
}
}
return _servicePoint;
}
public bool CheckValidationResult(ServicePoint sPoint,
X509Certificate cert, WebRequest wRequest, int certProb)
{
// Always accept
return true;
}
void GetResponseAsyncCB2(TaskCompletionSource<HttpWebResponse> aread)
{
if (_haveResponse)
{
var saved = _savedExc;
if (_webResponse != null)
{
Monitor.Exit(_locker);
if (saved == null)
aread.TrySetResult(_webResponse);
else
aread.TrySetException(saved);
return;
}
if (saved != null)
{
Monitor.Exit(_locker);
aread.TrySetException(saved);
return;
}
}
if (!_requestSent)
{
_requestSent = true;
_redirects = 0;
_servicePoint = GetServicePoint();
_abortHandler = _servicePoint.SendRequest(this, _connectionGroup);
}
Monitor.Exit(_locker);
}
public bool CheckValidationResult (ServicePoint sp, X509Certificate certificate, WebRequest request, int error)
{
// whatever the reason we do not stop the SSL connection
return true;
}
private ServicePoint FindServicePoint(bool forceFind)
{
var servicePoint = _servicePoint;
if (servicePoint == null || forceFind)
{
lock (this)
{
if (_servicePoint == null || forceFind)
{
_servicePoint = ServicePointManager.FindServicePoint(_uri, _proxy);
}
servicePoint = _servicePoint;
}
}
return servicePoint;
}
public bool CheckValidationResult (ServicePoint point, X509Certificate certificate, WebRequest request, int certificateProblem)
{
return true;
}
public bool CheckValidationResult(ServicePoint sp,
System.Security.Cryptography.X509Certificates.X509Certificate cert, WebRequest req, int problem)
{
return true;
}
internal PolicyWrapper(ICertificatePolicy policy, ServicePoint sp, WebRequest wr)
{
this.fwdPolicy = policy;
srvPoint = sp;
request = wr;
}
public bool CheckValidationResult(ServicePoint sp, X509Certificate cert, WebRequest request, int problem)
{
return problem == (int)CertificateProblem.OK;
}
public bool CheckValidationResult(ServicePoint sp, X509Certificate cert, WebRequest req, int problem)
{
return true;
}
public bool CheckValidationResult(ServicePoint srvPoint, X509Certificate certificate,
WebRequest request, int certificateProblem)
{
// you can do your own certificate checking here
// you can get the error values from WinError.h, all the certificate errors start with Cert_
/*
if(unchecked((int)(0x800B0109L)) == certificateProblem) //A certificate chain processed correctly, but terminated in a root certificate which is not trusted by the trust provider.
{
return true;
} */
// we just return true so any certificate will work with this sample
return true;
}
public LayoutController()
{
Service = new ServicePoint();
}
public bool CheckValidationResult(ServicePoint sPoint, System.Security.Cryptography.X509Certificates.X509Certificate cert, WebRequest wRequest, int certProb)
{
// Always accept
return true;
}
public AdminLayoutController()
{
Services = new ServicePoint();
}
// ignoring certificate errors
public bool CheckValidationResult(ServicePoint sp,
X509Certificate certificate, WebRequest request, int error)
{
return true;
}
public override Task<Stream> GetRequestStreamAsync(CancellationToken cancellationToken)
{
if (Aborted)
throw new WebException("The request was canceled.", WebExceptionStatus.RequestCanceled);
var send = !(_method == "GET" || _method == "CONNECT" || _method == "HEAD" ||
_method == "TRACE");
if (_method == null || !send)
throw new ProtocolViolationException("Cannot send data when method is: " + _method);
if (_contentLength == -1 && !_sendChunked && !AllowWriteStreamBuffering && KeepAlive)
throw new ProtocolViolationException("Content-Length not set");
var transferEncoding = TransferEncoding;
if (!_sendChunked && transferEncoding != null && transferEncoding.Trim() != "")
throw new ProtocolViolationException("SendChunked should be true.");
lock (_locker)
{
if (_getResponseCalled)
throw new InvalidOperationException("The operation cannot be performed once the request has been submitted.");
if (isBusy)
{
throw new InvalidOperationException("Cannot re-call start of asynchronous " +
"method while a previous call is still in progress.");
}
_initialMethod = _method;
if (null != _asyncWrite)
return _asyncWrite.Task;
//if (haveRequest)
//{
// if (writeStream != null)
// return writeStream;
//}
_gotRequestStream = true;
_asyncWrite = new TaskCompletionSource<Stream>();
if (!_requestSent)
{
_requestSent = true;
_redirects = 0;
_servicePoint = GetServicePoint();
_abortHandler = _servicePoint.SendRequest(this, _connectionGroup);
}
return _asyncWrite.Task;
}
}
public bool CheckValidationResult (ServicePoint sp, X509Certificate certificate, WebRequest request, int error)
{
if (error != 0) {
Console.WriteLine (certificate.ToString (true));
// X509Certificate.ToString(true) doesn't show dates :-(
Console.WriteLine ("\tValid From: {0}", certificate.GetEffectiveDateString ());
Console.WriteLine ("\tValid Until: {0}{1}", certificate.GetExpirationDateString (), Environment.NewLine);
ShowCertificateError (error);
}
// whatever the reason we do not stop the SSL connection
return true;
}
/// <summary>
/// 通过设置这个属性，可以在发出连接的时候绑定客户端发出连接所使用的IP地址。
/// </summary>
/// <param name="servicePoint"></param>
/// <param name="remoteEndPoint"></param>
/// <param name="retryCount"></param>
/// <returns></returns>
private IPEndPoint BindIPEndPointCallback(ServicePoint servicePoint, IPEndPoint remoteEndPoint, int retryCount)
{
return(_IPEndPoint);//端口号
}
