internal bool FilterHttpContext(HttpContextInfo ctx)
{
if (ChannelDispatcher == null)
{
return(true); // no mex can be involved.
}
if (ctx.Request.HttpMethod.ToUpper() != "GET")
{
return(!ChannelDispatcher.IsMex); // non-GET request never matches mex channel dispatcher.
}
var sme = ChannelDispatcher.Host.Extensions.Find <ServiceMetadataExtension> ();
if (sme == null)
{
return(true); // no mex can be involved.
}
var listener = ChannelDispatcher.Listener;
var mex = sme.Instance;
// now the request is GET, and we have to return true or false based on the matrix below:
// matches wsdl or help| yes | no |
// mex | yes | no | yes | no |
// --------------------+-----+----+-----+----+
// | T | F | F | T |
bool match =
(mex.WsdlUrl != null && Uri.Compare(ctx.Request.Url, mex.WsdlUrl, cmpflag, fmtflag, StringComparison.Ordinal) == 0) ||
(mex.HelpUrl != null && Uri.Compare(ctx.Request.Url, mex.HelpUrl, cmpflag, fmtflag, StringComparison.Ordinal) == 0);
return(!(match ^ ChannelDispatcher.IsMex));
}
public bool TryDequeueRequest(ChannelDispatcher channel, TimeSpan timeout, out HttpContextInfo context)
{
DateTime start = DateTime.Now;
context = null;
var ce = Entries.FirstOrDefault(e => e.ChannelDispatcher == channel);
if (ce == null)
{
return(false);
}
lock (ce.RetrieverLock) {
var q = ce.ContextQueue;
if (q.Count == 0)
{
if (timeout.TotalMilliseconds < 0)
{
return(false);
}
TimeSpan waitTimeout = timeout;
if (timeout == TimeSpan.MaxValue)
{
waitTimeout = TimeSpan.FromMilliseconds(int.MaxValue);
}
bool ret = ce.WaitHandle.WaitOne(waitTimeout);
return(ret && TryDequeueRequest(channel, waitTimeout - (DateTime.Now - start), out context)); // recurse, am lazy :/
}
context = q.Dequeue();
return(true);
}
}
protected HttpRequestMessageProperty CreateRequestProperty(HttpContextInfo ctxi)
{
var query = ctxi.Request.Url.Query;
var prop = new HttpRequestMessageProperty();
prop.Method = ctxi.Request.HttpMethod;
prop.QueryString = query.StartsWith("?") ? query.Substring(1) : query;
// FIXME: prop.SuppressEntityBody
prop.Headers.Add(ctxi.Request.Headers);
return(prop);
}
HttpChannelListenerEntry SelectChannel(HttpContextInfo ctx)
{
foreach (var e in Entries)
{
if (e.FilterHttpContext(ctx))
{
return(e);
}
}
return(null);
}
public void ProcessNewContext(HttpContextInfo ctxi)
{
var ce = SelectChannel(ctxi);
if (ce == null)
{
throw new InvalidOperationException("HttpListenerContext does not match any of the registered channels");
}
ce.ContextQueue.Enqueue(ctxi);
ce.WaitHandle.Set();
}
public HttpRequestContext (HttpReplyChannel channel, HttpContextInfo context, Message request)
{
if (channel == null)
throw new ArgumentNullException ("channel");
if (context == null)
throw new ArgumentNullException ("context");
if (request == null)
throw new ArgumentNullException ("request");
this.channel = channel;
this.context = context;
this.request = request;
}
public HttpRequestContext (HttpReplyChannel channel, HttpContextInfo context, Message request)
{
if (channel == null)
throw new ArgumentNullException ("channel");
if (context == null)
throw new ArgumentNullException ("context");
if (request == null)
throw new ArgumentNullException ("request");
this.channel = channel;
this.context = context;
this.request = request;
}
protected Message CreatePostMessage(HttpContextInfo ctxi)
{
if (ctxi.Response.StatusCode != 200) // it's already invalid.
{
ctxi.Close();
return(null);
}
if (!Encoder.IsContentTypeSupported(ctxi.Request.ContentType))
{
ctxi.Response.StatusCode = (int)HttpStatusCode.UnsupportedMediaType;
ctxi.Response.StatusDescription = String.Format(
"Expected content-type '{0}' but got '{1}'", Encoder.ContentType, ctxi.Request.ContentType);
ctxi.Close();
return(null);
}
// FIXME: supply maxSizeOfHeaders.
int maxSizeOfHeaders = 0x10000;
#if false // FIXME: enable it, once duplex callback test gets passed.
Stream stream = ctxi.Request.InputStream;
if (source.Source.TransferMode == TransferMode.Buffered)
{
if (ctxi.Request.ContentLength64 <= 0)
{
throw new ArgumentException("This HTTP channel is configured to use buffered mode, and thus expects Content-Length sent to the listener");
}
long size = 0;
var ms = new MemoryStream();
var buf = new byte [0x1000];
while (size < ctxi.Request.ContentLength64)
{
if ((size += stream.Read(buf, 0, 0x1000)) > source.Source.MaxBufferSize)
{
throw new QuotaExceededException("Message quota exceeded");
}
ms.Write(buf, 0, (int)(size - ms.Length));
}
ms.Position = 0;
stream = ms;
}
var msg = Encoder.ReadMessage(
stream, maxSizeOfHeaders, ctxi.Request.ContentType);
#else
var msg = Encoder.ReadMessage(
ctxi.Request.InputStream, maxSizeOfHeaders, ctxi.Request.ContentType);
#endif
if (MessageVersion.Envelope.Equals(EnvelopeVersion.Soap11) ||
MessageVersion.Addressing.Equals(AddressingVersion.None))
{
string action = GetHeaderItem(ctxi.Request.Headers ["SOAPAction"]);
if (action != null)
{
if (action.Length > 2 && action [0] == '"' && action [action.Length] == '"')
{
action = action.Substring(1, action.Length - 2);
}
msg.Headers.Action = action;
}
}
msg.Properties.Add(RemoteEndpointMessageProperty.Name, new RemoteEndpointMessageProperty(ctxi.Request.ClientIPAddress, ctxi.Request.ClientPort));
return(msg);
}
protected Message CreatePostMessage (HttpContextInfo ctxi)
{
if (ctxi.Response.StatusCode != 200) { // it's already invalid.
ctxi.Close ();
return null;
}
if (!Encoder.IsContentTypeSupported (ctxi.Request.ContentType)) {
ctxi.Response.StatusCode = (int) HttpStatusCode.UnsupportedMediaType;
ctxi.Response.StatusDescription = String.Format (
"Expected content-type '{0}' but got '{1}'", Encoder.ContentType, ctxi.Request.ContentType);
ctxi.Close ();
return null;
}
// FIXME: supply maxSizeOfHeaders.
int maxSizeOfHeaders = 0x10000;
#if false // FIXME: enable it, once duplex callback test gets passed.
Stream stream = ctxi.Request.InputStream;
if (source.Source.TransferMode == TransferMode.Buffered) {
if (ctxi.Request.ContentLength64 <= 0)
throw new ArgumentException ("This HTTP channel is configured to use buffered mode, and thus expects Content-Length sent to the listener");
long size = 0;
var ms = new MemoryStream ();
var buf = new byte [0x1000];
while (size < ctxi.Request.ContentLength64) {
if ((size += stream.Read (buf, 0, 0x1000)) > source.Source.MaxBufferSize)
throw new QuotaExceededException ("Message quota exceeded");
ms.Write (buf, 0, (int) (size - ms.Length));
}
ms.Position = 0;
stream = ms;
}
var msg = Encoder.ReadMessage (
stream, maxSizeOfHeaders, ctxi.Request.ContentType);
#else
var msg = Encoder.ReadMessage (
ctxi.Request.InputStream, maxSizeOfHeaders, ctxi.Request.ContentType);
#endif
if (MessageVersion.Envelope.Equals (EnvelopeVersion.Soap11) ||
MessageVersion.Addressing.Equals (AddressingVersion.None)) {
string action = GetHeaderItem (ctxi.Request.Headers ["SOAPAction"]);
if (action != null) {
if (action.Length > 2 && action [0] == '"' && action [action.Length] == '"')
action = action.Substring (1, action.Length - 2);
msg.Headers.Action = action;
}
}
return msg;
}
protected HttpRequestMessageProperty CreateRequestProperty (HttpContextInfo ctxi)
{
var query = ctxi.Request.Url.Query;
var prop = new HttpRequestMessageProperty ();
prop.Method = ctxi.Request.HttpMethod;
prop.QueryString = query.StartsWith ("?") ? query.Substring (1) : query;
// FIXME: prop.SuppressEntityBody
prop.Headers.Add (ctxi.Request.Headers);
return prop;
}
protected Message CreatePostMessage (HttpContextInfo ctxi)
{
if (ctxi.Response.StatusCode != 200) { // it's already invalid.
ctxi.Close ();
return null;
}
if (!Encoder.IsContentTypeSupported (ctxi.Request.ContentType)) {
ctxi.Response.StatusCode = (int) HttpStatusCode.UnsupportedMediaType;
ctxi.Response.StatusDescription = String.Format (
"Expected content-type '{0}' but got '{1}'", Encoder.ContentType, ctxi.Request.ContentType);
ctxi.Close ();
return null;
}
// FIXME: supply maxSizeOfHeaders.
int maxSizeOfHeaders = 0x10000;
var msg = Encoder.ReadMessage (
ctxi.Request.InputStream, maxSizeOfHeaders, ctxi.Request.ContentType);
if (MessageVersion.Envelope.Equals (EnvelopeVersion.Soap11) ||
MessageVersion.Addressing.Equals (AddressingVersion.None)) {
string action = GetHeaderItem (ctxi.Request.Headers ["SOAPAction"]);
if (action != null) {
if (action.Length > 2 && action [0] == '"' && action [action.Length] == '"')
action = action.Substring (1, action.Length - 2);
msg.Headers.Action = action;
}
}
return msg;
}
