1 files changed, 201 insertions, 0 deletions

diff --git a/OpenSim/Region/CoreModules/Hypergrid/HGStandaloneAssetService.cs b/OpenSim/Region/CoreModules/Hypergrid/HGStandaloneAssetService.cs
new file mode 100644
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--- /dev/null
+++ b/OpenSim/Region/CoreModules/Hypergrid/HGStandaloneAssetService.cs
@@ -0,0 +1,201 @@
+/**
+ * Copyright (c) 2008, Contributors. All rights reserved.
+ * 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 Organizations nor the names of Individual
+ *       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 COPYRIGHT OWNER OR 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.Net;
+using System.Reflection;
+
+using log4net;
+using Nini.Config;
+
+using OpenMetaverse;
+
+using OpenSim.Framework;
+using OpenSim.Framework.Communications;
+using OpenSim.Framework.Communications.Cache;
+using OpenSim.Framework.Servers;
+using OpenSim.Region.Framework.Interfaces;
+using OpenSim.Region.Framework.Scenes;
+using OpenSim.Grid.AssetServer;
+using OpenSim.Data;
+
+namespace OpenSim.Region.CoreModules.Hypergrid
+{
+    public class HGStandaloneAssetService : IRegionModule
+    {
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+        private static bool initialized = false;
+        private static bool enabled = false;
+
+        Scene m_scene;
+        //AssetService m_assetService;
+
+        #region IRegionModule interface
+
+        public void Initialise(Scene scene, IConfigSource config)
+        {
+            if (!initialized)
+            {
+                initialized = true;
+                m_scene = scene;
+
+                // This module is only on for standalones in hypergrid mode
+                enabled = !config.Configs["Startup"].GetBoolean("gridmode", true) && config.Configs["Startup"].GetBoolean("hypergrid", false);
+            }
+        }
+
+        public void PostInitialise()
+        {
+            if (enabled)
+            {
+                m_log.Info("[HGStandaloneAssetService]: Starting...");
+
+                //m_assetService = new AssetService(m_scene);
+                new AssetService(m_scene);
+            }
+        }
+
+        public void Close()
+        {
+        }
+
+        public string Name
+        {
+            get { return "HGStandaloneAssetService"; }
+        }
+
+        public bool IsSharedModule
+        {
+            get { return true; }
+        }
+
+        #endregion
+
+    }
+
+    public class AssetService
+    {
+        private IUserService m_userService;
+        private bool m_doLookup = false;
+
+        public bool DoLookup
+        {
+            get { return m_doLookup; }
+            set { m_doLookup = value; }
+        }
+        private static readonly ILog m_log
+            = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+
+        public AssetService(Scene m_scene)
+        {
+            AddHttpHandlers(m_scene);
+            m_userService = m_scene.CommsManager.UserService;
+        }
+
+        protected void AddHttpHandlers(Scene m_scene)
+        {
+            IAssetDataPlugin m_assetProvider = ((AssetServerBase)m_scene.AssetCache.AssetServer).AssetProviderPlugin;
+
+            BaseHttpServer httpServer = m_scene.CommsManager.HttpServer;
+            httpServer.AddStreamHandler(new GetAssetStreamHandler(m_assetProvider));
+            httpServer.AddStreamHandler(new PostAssetStreamHandler(m_assetProvider));
+
+        }
+
+        ///// <summary>
+        ///// Check that the source of an inventory request is one that we trust.
+        ///// </summary>
+        ///// <param name="peer"></param>
+        ///// <returns></returns>
+        //public bool CheckTrustSource(IPEndPoint peer)
+        //{
+        //    if (m_doLookup)
+        //    {
+        //        m_log.InfoFormat("[GRID AGENT INVENTORY]: Checking trusted source {0}", peer);
+        //        UriBuilder ub = new UriBuilder(m_userserver_url);
+        //        IPAddress[] uaddrs = Dns.GetHostAddresses(ub.Host);
+        //        foreach (IPAddress uaddr in uaddrs)
+        //        {
+        //            if (uaddr.Equals(peer.Address))
+        //            {
+        //                return true;
+        //            }
+        //        }
+
+        //        m_log.WarnFormat(
+        //            "[GRID AGENT INVENTORY]: Rejecting request since source {0} was not in the list of trusted sources",
+        //            peer);
+
+        //        return false;
+        //    }
+        //    else
+        //    {
+        //        return true;
+        //    }
+        //}
+
+        /// <summary>
+        /// Check that the source of an inventory request for a particular agent is a current session belonging to
+        /// that agent.
+        /// </summary>
+        /// <param name="session_id"></param>
+        /// <param name="avatar_id"></param>
+        /// <returns></returns>
+        public bool CheckAuthSession(string session_id, string avatar_id)
+        {
+            if (m_doLookup)
+            {
+                m_log.InfoFormat("[HGStandaloneInvService]: checking authed session {0} {1}", session_id, avatar_id);
+                UUID userID = UUID.Zero;
+                UUID sessionID = UUID.Zero;
+                UUID.TryParse(avatar_id, out userID);
+                UUID.TryParse(session_id, out sessionID);
+                if (userID.Equals(UUID.Zero) || sessionID.Equals(UUID.Zero))
+                {
+                    m_log.Info("[HGStandaloneInvService]: Invalid user or session id " + avatar_id + "; " + session_id);
+                    return false;
+                }
+                UserProfileData userProfile = m_userService.GetUserProfile(userID);
+                if (userProfile != null && userProfile.CurrentAgent != null &&
+                    userProfile.CurrentAgent.SessionID == sessionID)
+                {
+                    m_log.Info("[HGStandaloneInvService]: user is logged in and session is valid. Authorizing access.");
+                    return true;
+                }
+
+                m_log.Warn("[HGStandaloneInvService]: unknown user or session_id, request rejected");
+                return false;
+            }
+            else
+            {
+                return true;
+            }
+        }
+    }
+}