5 // Atsushi Enomoto <atsushi@ximian.com>
7 // Copyright (C) 2006 Novell, Inc. http://www.novell.com
9 // Permission is hereby granted, free of charge, to any person obtaining
10 // a copy of this software and associated documentation files (the
11 // "Software"), to deal in the Software without restriction, including
12 // without limitation the rights to use, copy, modify, merge, publish,
13 // distribute, sublicense, and/or sell copies of the Software, and to
14 // permit persons to whom the Software is furnished to do so, subject to
15 // the following conditions:
17 // The above copyright notice and this permission notice shall be
18 // included in all copies or substantial portions of the Software.
20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
29 using System.Collections.Generic;
30 using System.Collections.Specialized;
33 using System.ServiceModel;
35 using System.Threading;
37 namespace System.ServiceModel.Channels
39 internal class HttpSimpleReplyChannel : HttpReplyChannel
41 HttpSimpleChannelListener<IReplyChannel> source;
42 List<HttpListenerContext> waiting = new List<HttpListenerContext> ();
43 RequestContext reqctx;
45 public HttpSimpleReplyChannel (HttpSimpleChannelListener<IReplyChannel> listener)
48 this.source = listener;
51 protected override void OnAbort ()
53 AbortConnections (TimeSpan.Zero);
54 base.OnAbort (); // FIXME: remove it. The base is wrong. But it is somehow required to not block some tests.
57 public override bool CancelAsync (TimeSpan timeout)
59 AbortConnections (timeout);
60 // FIXME: this wait is sort of hack (because it should not be required), but without it some tests are blocked.
61 // This hack even had better be moved to base.CancelAsync().
62 if (CurrentAsyncResult != null)
63 CurrentAsyncResult.AsyncWaitHandle.WaitOne (TimeSpan.FromMilliseconds (300));
64 return base.CancelAsync (timeout);
67 void SignalAsyncWait ()
76 void AbortConnections (TimeSpan timeout)
80 foreach (var ctx in waiting)
81 ctx.Response.Close ();
83 source.ListenerManager.CancelGetHttpContextAsync ();
86 protected override void OnClose (TimeSpan timeout)
88 DateTime start = DateTime.Now;
90 reqctx.Close (timeout);
92 // FIXME: consider timeout
93 AbortConnections (timeout - (DateTime.Now - start));
95 base.OnClose (timeout - (DateTime.Now - start));
98 public override bool TryReceiveRequest (TimeSpan timeout, out RequestContext context)
101 if (waiting.Count == 0 && !WaitForRequest (timeout))
103 HttpListenerContext ctx = null;
105 if (waiting.Count > 0) {
107 waiting.RemoveAt (0);
111 // Though as long as this instance is used
112 // synchronously, it should not happen.
115 // FIXME: supply maxSizeOfHeaders.
116 int maxSizeOfHeaders = 0x10000;
120 // FIXME: our HttpConnection (under HttpListener)
121 // somehow breaks when the underlying connection is
122 // reused. Remove it when it gets fixed.
123 ctx.Response.KeepAlive = false;
125 if (ctx.Request.HttpMethod == "POST") {
126 if (!Encoder.IsContentTypeSupported (ctx.Request.ContentType)) {
127 ctx.Response.StatusCode = (int) HttpStatusCode.UnsupportedMediaType;
128 ctx.Response.StatusDescription = String.Format (
129 "Expected content-type '{0}' but got '{1}'", Encoder.ContentType, ctx.Request.ContentType);
130 ctx.Response.Close ();
135 msg = Encoder.ReadMessage (
136 ctx.Request.InputStream, maxSizeOfHeaders);
138 if (MessageVersion.Envelope.Equals (EnvelopeVersion.Soap11) ||
139 MessageVersion.Addressing.Equals (AddressingVersion.None)) {
140 string action = GetHeaderItem (ctx.Request.Headers ["SOAPAction"]);
141 if (action != null) {
142 if (action.Length > 2 && action [0] == '"' && action [action.Length] == '"')
143 action = action.Substring (1, action.Length - 2);
144 msg.Headers.Action = action;
147 } else if (ctx.Request.HttpMethod == "GET") {
148 msg = Message.CreateMessage (MessageVersion, null);
150 msg.Headers.To = ctx.Request.Url;
151 msg.Properties.Add ("Via", LocalAddress.Uri);
152 msg.Properties.Add (HttpRequestMessageProperty.Name, CreateRequestProperty (ctx.Request.HttpMethod, ctx.Request.Url.Query, ctx.Request.Headers));
154 MessageBuffer buf = msg.CreateBufferedCopy (0x10000);
155 msg = buf.CreateMessage ();
156 System.Xml.XmlTextWriter w = new System.Xml.XmlTextWriter (Console.Out);
157 w.Formatting = System.Xml.Formatting.Indented;
158 buf.CreateMessage ().WriteMessage (w);
161 context = new HttpRequestContext (this, msg, ctx);
168 public override bool WaitForRequest (TimeSpan timeout)
171 throw new InvalidOperationException ("Another wait operation is in progress");
173 wait = new AutoResetEvent (false);
174 source.ListenerManager.GetHttpContextAsync (timeout, HttpContextAcquired);
175 if (wait != null) // in case callback is done before WaitOne() here.
176 return wait.WaitOne (timeout, false);
177 return waiting.Count > 0;
178 } catch (HttpListenerException e) {
179 // FIXME: does this make sense? I doubt.
180 if ((uint) e.ErrorCode == 0x80004005) // invalid handle. Happens during shutdown.
181 while (true) Thread.Sleep (1000); // thread is about to be terminated.
183 } catch (ObjectDisposedException) {
190 void HttpContextAcquired (HttpContextInfo ctx)
193 throw new InvalidOperationException ("WaitForRequest operation has not started");
194 var sctx = (HttpListenerContextInfo) ctx;
195 if (State == CommunicationState.Opened && ctx != null)
196 waiting.Add (sctx.Source);
201 internal abstract class HttpReplyChannel : InternalReplyChannelBase
203 HttpChannelListenerBase<IReplyChannel> source;
205 public HttpReplyChannel (HttpChannelListenerBase<IReplyChannel> listener)
208 this.source = listener;
211 public MessageEncoder Encoder {
212 get { return source.MessageEncoder; }
215 internal MessageVersion MessageVersion {
216 get { return source.MessageEncoder.MessageVersion; }
219 public override RequestContext ReceiveRequest (TimeSpan timeout)
222 TryReceiveRequest (timeout, out ctx);
226 protected override void OnOpen (TimeSpan timeout)
230 protected string GetHeaderItem (string raw)
232 if (raw == null || raw.Length == 0)
237 if (raw [raw.Length - 1] == raw [0])
238 return raw.Substring (1, raw.Length - 2);
239 // FIXME: is it simply an error?
245 protected HttpRequestMessageProperty CreateRequestProperty (string method, string query, NameValueCollection headers)
247 var prop = new HttpRequestMessageProperty ();
248 prop.Method = method;
249 prop.QueryString = query.StartsWith ("?") ? query.Substring (1) : query;
250 // FIXME: prop.SuppressEntityBody
251 prop.Headers.Add (headers);