clockwerk-opensim-stable – Blame information for rev 1

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1 vero 1 /*
2 * Copyright (c) Contributors, http://opensimulator.org/
3 * See CONTRIBUTORS.TXT for a full list of copyright holders.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the OpenSimulator Project nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27  
28 using log4net;
29 using System;
30 using System.Net;
31 using System.Reflection;
32 using Nini.Config;
33  
34 namespace OpenSim.Services.Connectors
35 {
36 public class HeloServicesConnector
37 {
38 private static readonly ILog m_log =
39 LogManager.GetLogger(
40 MethodBase.GetCurrentMethod().DeclaringType);
41  
42 private string m_ServerURI = String.Empty;
43  
44 public HeloServicesConnector()
45 {
46 }
47  
48 public HeloServicesConnector(string serverURI)
49 {
50 if (!serverURI.EndsWith("="))
51 m_ServerURI = serverURI.TrimEnd('/') + "/helo/";
52 else
53 {
54 // Simian sends malformed urls like this:
55 // http://valley.virtualportland.org/simtest/Grid/?id=
56 //
57 try
58 {
59 Uri uri = new Uri(serverURI + "xxx");
60 if (uri.Query == string.Empty)
61 m_ServerURI = serverURI.TrimEnd('/') + "/helo/";
62 else
63 {
64 serverURI = serverURI + "xxx";
65 m_ServerURI = serverURI.Replace(uri.Query, "");
66 m_ServerURI = m_ServerURI.TrimEnd('/') + "/helo/";
67 }
68 }
69 catch (UriFormatException)
70 {
71 m_log.WarnFormat("[HELO SERVICE]: Malformed URL {0}", serverURI);
72 }
73 }
74 }
75  
76 public virtual string Helo()
77 {
78 HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create(m_ServerURI);
79 // Eventually we need to switch to HEAD
80 /* req.Method = "HEAD"; */
81  
82 try
83 {
84 using (WebResponse response = req.GetResponse())
85 {
86 if (response.Headers.Get("X-Handlers-Provided") == null) // just in case this ever returns a null
87 return string.Empty;
88 return response.Headers.Get("X-Handlers-Provided");
89 }
90 }
91 catch (Exception e)
92 {
93 m_log.DebugFormat("[HELO SERVICE]: Unable to perform HELO request to {0}: {1}", m_ServerURI, e.Message);
94 }
95  
96 // fail
97 return string.Empty;
98 }
99 }
100 }