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- /*
- * Copyright (c) Contributors, http://opensimulator.org/
- * See CONTRIBUTORS.TXT for a full list of copyright holders.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * * Neither the name of the OpenSimulator Project nor the
- * names of its contributors may be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
- using log4net;
- using System;
- using System.Net;
- using System.Reflection;
- using Nini.Config;
- namespace OpenSim.Services.Connectors
- {
- public class HeloServicesConnector
- {
- private static readonly ILog m_log =
- LogManager.GetLogger(
- MethodBase.GetCurrentMethod().DeclaringType);
- private string m_ServerURI = String.Empty;
- public HeloServicesConnector()
- {
- }
- public HeloServicesConnector(string serverURI)
- {
- if (!serverURI.EndsWith("="))
- m_ServerURI = serverURI.TrimEnd('/') + "/helo/";
- else
- {
- // Simian sends malformed urls like this:
- // http://valley.virtualportland.org/simtest/Grid/?id=
- //
- try
- {
- Uri uri = new Uri(serverURI + "xxx");
- if (uri.Query == string.Empty)
- m_ServerURI = serverURI.TrimEnd('/') + "/helo/";
- else
- {
- serverURI = serverURI + "xxx";
- m_ServerURI = serverURI.Replace(uri.Query, "");
- m_ServerURI = m_ServerURI.TrimEnd('/') + "/helo/";
- }
- }
- catch (UriFormatException)
- {
- m_log.WarnFormat("[HELO SERVICE]: Malformed URL {0}", serverURI);
- }
- }
- }
- public virtual string Helo()
- {
- HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create(m_ServerURI);
- // Eventually we need to switch to HEAD
- /* req.Method = "HEAD"; */
- try
- {
- using (WebResponse response = req.GetResponse())
- {
- if (response.Headers.Get("X-Handlers-Provided") == null) // just in case this ever returns a null
- return string.Empty;
- return response.Headers.Get("X-Handlers-Provided");
- }
- }
- catch (Exception e)
- {
- m_log.DebugFormat("[HELO SERVICE]: Unable to perform HELO request to {0}: {1}", m_ServerURI, e.Message);
- }
- // fail
- return string.Empty;
- }
- }
- }
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