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/*
* Copyright (c) 2008 Intel Corporation
* All rights reserved.
* 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 Intel Corporation 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 COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``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 INTEL OR ITS
* 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 log4net;
using OpenSim.Framework;
using OpenSim.Framework.Servers;
using OpenSim.Framework.Console;
namespace OpenSim.Grid.AssetInventoryServer
{
public class AssetInventoryServer : BaseOpenSimServer
{
public const string CONFIG_FILE = "AssetInventoryServer.ini";
public AssetInventoryConfig ConfigFile;
public IAssetStorageProvider StorageProvider;
public IInventoryStorageProvider InventoryProvider;
public IAuthenticationProvider AuthenticationProvider;
public IAuthorizationProvider AuthorizationProvider;
public IMetricsProvider MetricsProvider;
private List<IAssetInventoryServerPlugin> m_frontends = new List<IAssetInventoryServerPlugin>();
private List<IAssetInventoryServerPlugin> m_backends = new List<IAssetInventoryServerPlugin>();
public AssetInventoryServer()
{
m_console = new ConsoleBase("Asset");
MainConsole.Instance = m_console;
}
public bool Start()
{
Logger.Log.Info("Starting Asset Server");
uint port = 0;
try { ConfigFile = new AssetInventoryConfig("AssetInventory Server", (Path.Combine(Util.configDir(), "AssetInventoryServer.ini"))); }
catch (Exception)
{
Logger.Log.Error("Failed to load the config file " + CONFIG_FILE);
return false;
}
StorageProvider = LoadAssetInventoryServerPlugin("/OpenSim/AssetInventoryServer/StorageProvider", ConfigFile.AssetStorageProvider) as IAssetStorageProvider;
m_backends.Add(StorageProvider);
InventoryProvider = LoadAssetInventoryServerPlugin("/OpenSim/AssetInventoryServer/InventoryProvider", ConfigFile.InventoryStorageProvider) as IInventoryStorageProvider;
m_backends.Add(InventoryProvider);
MetricsProvider = LoadAssetInventoryServerPlugins("/OpenSim/AssetInventoryServer/MetricsProvider", ConfigFile.MetricsProvider) as IMetricsProvider;
m_backends.Add(MetricsProvider);
try
{
InitHttpServer(ConfigFile.HttpPort);
}
catch (Exception ex)
{
Logger.Log.Error("Initializing the HTTP server failed, shutting down: " + ex.Message);
Shutdown();
return false;
}
AuthenticationProvider = LoadAssetInventoryServerPlugin("/OpenSim/AssetInventoryServer/AuthenticationProvider", ConfigFile.AuthenticationProvider) as IAuthenticationProvider;
m_backends.Add(AuthenticationProvider);
AuthorizationProvider = LoadAssetInventoryServerPlugin("/OpenSim/AssetInventoryServer/AuthorizationProvider", ConfigFile.AuthorizationProvider) as IAuthorizationProvider;
m_backends.Add(AuthorizationProvider);
m_frontends.AddRange(LoadAssetInventoryServerPlugins("/OpenSim/AssetInventoryServer/Frontend", ConfigFile.Frontends));
return true;
}
public void Work()
{
m_console.Notice("Enter help for a list of commands");
while (true)
{
m_console.Prompt();
}
}
public override void ShutdownSpecific()
{
foreach (IAssetInventoryServerPlugin plugin in m_frontends)
{
Logger.Log.Debug("Disposing plugin " + plugin.Name);
try { plugin.Dispose(); }
catch (Exception ex)
{ Logger.Log.ErrorFormat("Failure shutting down plugin {0}: {1}", plugin.Name, ex.Message); }
}
foreach (IAssetInventoryServerPlugin plugin in m_backends)
{
Logger.Log.Debug("Disposing plugin " + plugin.Name);
try { plugin.Dispose(); }
catch (Exception ex)
{ Logger.Log.ErrorFormat("Failure shutting down plugin {0}: {1}", plugin.Name, ex.Message); }
}
if (HttpServer != null)
HttpServer.Stop();
}
void InitHttpServer(uint port)
{
m_httpServer = new BaseHttpServer(port);
m_httpServer.Start();
Logger.Log.Info("Asset server is listening on port " + port);
}
private IAssetInventoryServerPlugin LoadAssetInventoryServerPlugin(string addinPath, string provider)
{
PluginLoader<IAssetInventoryServerPlugin> loader = new PluginLoader<IAssetInventoryServerPlugin>(new AssetInventoryServerPluginInitialiser(this));
if (provider == String.Empty)
loader.Add(addinPath);
else
loader.Add(addinPath, new PluginIdFilter(provider));
//loader.Add(addinPath, new PluginCountConstraint(1));
loader.Load();
return loader.Plugin;
}
private List<IAssetInventoryServerPlugin> LoadAssetInventoryServerPlugins(string addinPath, string provider)
{
PluginLoader<IAssetInventoryServerPlugin> loader = new PluginLoader<IAssetInventoryServerPlugin>(new AssetInventoryServerPluginInitialiser(this));
if (provider == String.Empty)
loader.Add(addinPath);
else
loader.Add(addinPath, new PluginIdFilter(provider));
//loader.Add(addinPath, new PluginCountConstraint(1));
loader.Load();
return loader.Plugins;
}
}
}
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