First version of the Hypergrid HELO service that will enable different backends to interoperate.

viewer-2-initial-appearance
Diva Canto 2010-09-08 09:53:57 -07:00
parent b8d14fcc4a
commit 904d6b787a
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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 System;
using System.Collections.Generic;
using System.IO;
using System.Net;
using System.Reflection;
using Nini.Config;
using log4net;
using OpenSim.Server.Base;
using OpenSim.Services.Interfaces;
using OpenSim.Framework.Servers.HttpServer;
using OpenSim.Server.Handlers.Base;
namespace OpenSim.Server.Handlers.Hypergrid
{
public class HeloServiceConnector : ServiceConnector
{
private string m_ConfigName = "HeloService";
public HeloServiceConnector(IConfigSource config, IHttpServer server, string configName) :
base(config, server, configName)
{
IConfig serverConfig = config.Configs[m_ConfigName];
if (serverConfig == null)
throw new Exception(String.Format("No section {0} in config file", m_ConfigName));
string handlers = serverConfig.GetString("Handlers", "opensim-robust");
server.AddStreamHandler(new HeloServerGetHandler(handlers));
}
}
public class HeloServerGetHandler : BaseStreamHandler
{
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
private string m_HandlersType;
public HeloServerGetHandler(string handlersType) :
base("GET", "/helo")
{
m_HandlersType = handlersType;
}
public override byte[] Handle(string path, Stream requestData,
OSHttpRequest httpRequest, OSHttpResponse httpResponse)
{
return OKResponse(httpResponse);
}
private byte[] OKResponse(OSHttpResponse httpResponse)
{
httpResponse.AddHeader("X-Handlers-Provided", m_HandlersType);
httpResponse.StatusCode = (int)HttpStatusCode.OK;
httpResponse.StatusDescription = "OK";
return new byte[0];
}
}
}

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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)
{
m_ServerURI = serverURI.TrimEnd('/');
}
public virtual string Helo()
{
HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create(m_ServerURI + "/helo");
try
{
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;
}
}
}