From 3376b82501000692d6dac24b051af738cdaf2737 Mon Sep 17 00:00:00 2001
From: MW
Date: Thu, 24 May 2007 12:16:50 +0000
Subject: Some more code refactoring, plus a restructuring of the directories
 so that the Grid servers can be a separate solution to the region server.

---
 .../SQLiteGridData.cs                              | 136 +++++++++++++++++++++
 1 file changed, 136 insertions(+)
 create mode 100644 OpenGridServices-Source/OpenGrid.Framework.Data.SQLite/SQLiteGridData.cs

(limited to 'OpenGridServices-Source/OpenGrid.Framework.Data.SQLite/SQLiteGridData.cs')

diff --git a/OpenGridServices-Source/OpenGrid.Framework.Data.SQLite/SQLiteGridData.cs b/OpenGridServices-Source/OpenGrid.Framework.Data.SQLite/SQLiteGridData.cs
new file mode 100644
index 0000000..4850f12
--- /dev/null
+++ b/OpenGridServices-Source/OpenGrid.Framework.Data.SQLite/SQLiteGridData.cs
@@ -0,0 +1,136 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using OpenGrid.Framework.Data;
+
+namespace OpenGrid.Framework.Data.SQLite
+{
+    public class SQLiteGridData : IGridData
+    {
+        private SQLiteManager database;
+
+        /// <summary>
+        /// Initialises the Grid Interface
+        /// </summary>
+        public void Initialise()
+        {
+            database = new SQLiteManager("localhost", "db", "user", "password", "false");
+        }
+
+        /// <summary>
+        /// Shuts down the grid interface
+        /// </summary>
+        public void Close()
+        {
+            database.Close();
+        }
+
+        public string getName()
+        {
+            return "SQLite OpenGridData";
+        }
+
+        public string getVersion()
+        {
+            return "0.1";
+        }
+
+        public SimProfileData[] GetProfilesInRange(uint a, uint b, uint c, uint d)
+        {
+            return null;
+        }
+
+        /// <summary>
+        /// Returns a sim profile from it's location
+        /// </summary>
+        /// <param name="handle">Region location handle</param>
+        /// <returns>Sim profile</returns>
+        public SimProfileData GetProfileByHandle(ulong handle)
+        {
+            Dictionary<string, string> param = new Dictionary<string, string>();
+            param["handle"] = handle.ToString();
+
+            System.Data.IDbCommand result = database.Query("SELECT * FROM regions WHERE handle = @handle", param);
+            System.Data.IDataReader reader = result.ExecuteReader();
+
+            SimProfileData row = database.getRow(reader);
+            reader.Close();
+            result.Dispose();
+
+            return row;
+        }
+
+        /// <summary>
+        /// Returns a sim profile from it's UUID
+        /// </summary>
+        /// <param name="uuid">The region UUID</param>
+        /// <returns>The sim profile</returns>
+        public SimProfileData GetProfileByLLUUID(libsecondlife.LLUUID uuid)
+        {
+            Dictionary<string, string> param = new Dictionary<string, string>();
+            param["uuid"] = uuid.ToStringHyphenated();
+
+            System.Data.IDbCommand result = database.Query("SELECT * FROM regions WHERE uuid = @uuid", param);
+            System.Data.IDataReader reader = result.ExecuteReader();
+
+            SimProfileData row = database.getRow(reader);
+            reader.Close();
+            result.Dispose();
+
+            return row;
+        }
+
+        public DataResponse AddProfile(SimProfileData profile)
+        {
+            if (database.insertRow(profile))
+            {
+                return DataResponse.RESPONSE_OK;
+            }
+            else
+            {
+                return DataResponse.RESPONSE_ERROR;
+            }
+        }
+
+        /// <summary>
+        /// DEPRECIATED. Attempts to authenticate a region by comparing a shared secret.
+        /// </summary>
+        /// <param name="uuid">The UUID of the challenger</param>
+        /// <param name="handle">The attempted regionHandle of the challenger</param>
+        /// <param name="authkey">The secret</param>
+        /// <returns>Whether the secret and regionhandle match the database entry for UUID</returns>
+        public bool AuthenticateSim(libsecondlife.LLUUID uuid, ulong handle, string authkey)
+        {
+            bool throwHissyFit = false; // Should be true by 1.0
+
+            if (throwHissyFit)
+                throw new Exception("CRYPTOWEAK AUTHENTICATE: Refusing to authenticate due to replay potential.");
+
+            SimProfileData data = GetProfileByLLUUID(uuid);
+
+            return (handle == data.regionHandle && authkey == data.regionSecret);
+        }
+
+        /// <summary>
+        /// NOT YET FUNCTIONAL. Provides a cryptographic authentication of a region
+        /// </summary>
+        /// <remarks>This requires a security audit.</remarks>
+        /// <param name="uuid"></param>
+        /// <param name="handle"></param>
+        /// <param name="authhash"></param>
+        /// <param name="challenge"></param>
+        /// <returns></returns>
+        public bool AuthenticateSim(libsecondlife.LLUUID uuid, ulong handle, string authhash, string challenge)
+        {
+            System.Security.Cryptography.SHA512Managed HashProvider = new System.Security.Cryptography.SHA512Managed();
+            System.Text.ASCIIEncoding TextProvider = new ASCIIEncoding();
+
+            byte[] stream = TextProvider.GetBytes(uuid.ToStringHyphenated() + ":" + handle.ToString() + ":" + challenge);
+            byte[] hash = HashProvider.ComputeHash(stream);
+
+            return false;
+        }
+    }
+
+
+}
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