295 lines
11 KiB
C#
295 lines
11 KiB
C#
/*
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* Copyright (c) Contributors, http://opensimulator.org/
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the OpenSim Project nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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using System;
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using System.Collections.Generic;
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using System.Data;
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using System.Reflection;
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using System.Security.Cryptography;
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using System.Text;
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using OpenMetaverse;
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using log4net;
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using OpenSim.Framework;
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namespace OpenSim.Data.SQLite
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{
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/// <summary>
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/// A Grid Interface to the SQLite database
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/// </summary>
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public class SQLiteGridData : GridDataBase
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{
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private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
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/// <summary>
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/// SQLite database manager
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/// </summary>
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private SQLiteManager database;
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override public void Initialise()
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{
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m_log.Info("[SQLite]: " + Name + " cannot be default-initialized!");
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throw new PluginNotInitialisedException (Name);
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}
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/// <summary>
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/// <list type="bullet">
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/// <item>Initialises Inventory interface</item>
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/// <item>Loads and initialises a new SQLite connection and maintains it.</item>
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/// <item>use default URI if connect string is empty.</item>
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/// </list>
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/// </summary>
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/// <param name="dbconnect">connect string</param>
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override public void Initialise(string connect)
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{
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database = new SQLiteManager(connect);
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}
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/// <summary>
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/// Shuts down the grid interface
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/// </summary>
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override public void Dispose()
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{
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database.Close();
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}
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/// <summary>
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/// Returns the name of this grid interface
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/// </summary>
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/// <returns>A string containing the grid interface</returns>
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override public string Name
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{
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get { return "SQLite OpenGridData"; }
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}
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/// <summary>
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/// Returns the version of this grid interface
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/// </summary>
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/// <returns>A string containing the version</returns>
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override public string Version
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{
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get { return "0.1"; }
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}
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/// <summary>
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/// Returns a list of regions within the specified ranges
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/// </summary>
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/// <param name="a">minimum X coordinate</param>
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/// <param name="b">minimum Y coordinate</param>
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/// <param name="c">maximum X coordinate</param>
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/// <param name="d">maximum Y coordinate</param>
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/// <returns>An array of region profiles</returns>
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/// <remarks>NOT IMPLEMENTED ? always return null</remarks>
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override public RegionProfileData[] GetProfilesInRange(uint a, uint b, uint c, uint d)
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{
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return null;
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}
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/// <summary>
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/// Returns up to maxNum profiles of regions that have a name starting with namePrefix
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/// </summary>
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/// <param name="name">The name to match against</param>
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/// <param name="maxNum">Maximum number of profiles to return</param>
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/// <returns>A list of sim profiles</returns>
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override public List<RegionProfileData> GetRegionsByName (string namePrefix, uint maxNum)
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{
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return null;
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}
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/// <summary>
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/// Returns a sim profile from it's handle
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/// </summary>
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/// <param name="handle">Region location handle</param>
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/// <returns>Sim profile</returns>
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override public RegionProfileData GetProfileByHandle(ulong handle)
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{
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Dictionary<string, string> param = new Dictionary<string, string>();
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param["handle"] = handle.ToString();
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IDbCommand result = database.Query("SELECT * FROM regions WHERE handle = @handle", param);
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IDataReader reader = result.ExecuteReader();
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RegionProfileData row = database.getRow(reader);
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reader.Close();
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result.Dispose();
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return row;
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}
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/// <summary>
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/// Returns a sim profile from it's Region name string
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/// </summary>
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/// <param name="regionName">The region name search query</param>
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/// <returns>The sim profile</returns>
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override public RegionProfileData GetProfileByString(string regionName)
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{
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if (regionName.Length > 2)
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{
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Dictionary<string, string> param = new Dictionary<string, string>();
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// Add % because this is a like query.
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param["?regionName"] = regionName + "%";
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// Only returns one record or no record.
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IDbCommand result = database.Query("SELECT * FROM regions WHERE regionName like ?regionName LIMIT 1", param);
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IDataReader reader = result.ExecuteReader();
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RegionProfileData row = database.getRow(reader);
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reader.Close();
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result.Dispose();
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return row;
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}
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else
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{
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//m_log.Error("[DATABASE]: Searched for a Region Name shorter then 3 characters");
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return null;
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}
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}
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/// <summary>
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/// Returns a sim profile from it's UUID
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/// </summary>
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/// <param name="uuid">The region UUID</param>
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/// <returns>The sim profile</returns>
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override public RegionProfileData GetProfileByUUID(UUID uuid)
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{
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Dictionary<string, string> param = new Dictionary<string, string>();
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param["uuid"] = uuid.ToString();
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IDbCommand result = database.Query("SELECT * FROM regions WHERE uuid = @uuid", param);
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IDataReader reader = result.ExecuteReader();
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RegionProfileData row = database.getRow(reader);
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reader.Close();
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result.Dispose();
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return row;
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}
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/// <summary>
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/// Returns a list of avatar and UUIDs that match the query
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/// </summary>
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/// <remarks>do nothing yet</remarks>
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public List<AvatarPickerAvatar> GeneratePickerResults(UUID queryID, string query)
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{
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//Do nothing yet
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List<AvatarPickerAvatar> returnlist = new List<AvatarPickerAvatar>();
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return returnlist;
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}
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/// <summary>
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/// Adds a new specified region to the database
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/// </summary>
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/// <param name="profile">The profile to add</param>
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/// <returns>A dataresponse enum indicating success</returns>
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override public DataResponse AddProfile(RegionProfileData profile)
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{
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if (database.insertRow(profile))
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{
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return DataResponse.RESPONSE_OK;
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}
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else
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{
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return DataResponse.RESPONSE_ERROR;
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}
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}
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override public DataResponse UpdateProfile(RegionProfileData profile)
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{
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return AddProfile(profile);
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}
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/// <summary>
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/// Deletes a sim profile from the database
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/// </summary>
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/// <param name="uuid">the sim UUID</param>
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/// <returns>Successful?</returns>
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//public DataResponse DeleteProfile(RegionProfileData profile)
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override public DataResponse DeleteProfile(string uuid)
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{
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Dictionary<string, string> param = new Dictionary<string, string>();
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param["uuid"] = uuid;
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IDbCommand result = database.Query("DELETE FROM regions WHERE uuid = @uuid", param);
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if (result.ExecuteNonQuery() > 0)
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{
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return DataResponse.RESPONSE_OK;
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}
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return DataResponse.RESPONSE_ERROR;
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}
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/// <summary>
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/// DEPRECATED. Attempts to authenticate a region by comparing a shared secret.
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/// </summary>
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/// <param name="uuid">The UUID of the challenger</param>
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/// <param name="handle">The attempted regionHandle of the challenger</param>
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/// <param name="authkey">The secret</param>
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/// <returns>Whether the secret and regionhandle match the database entry for UUID</returns>
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override public bool AuthenticateSim(UUID uuid, ulong handle, string authkey)
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{
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bool throwHissyFit = false; // Should be true by 1.0
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if (throwHissyFit)
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throw new Exception("CRYPTOWEAK AUTHENTICATE: Refusing to authenticate due to replay potential.");
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RegionProfileData data = GetProfileByUUID(uuid);
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return (handle == data.regionHandle && authkey == data.regionSecret);
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}
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/// <summary>
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/// NOT YET FUNCTIONAL. Provides a cryptographic authentication of a region
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/// </summary>
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/// <remarks>This requires a security audit.</remarks>
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/// <param name="uuid"></param>
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/// <param name="handle"></param>
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/// <param name="authhash"></param>
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/// <param name="challenge"></param>
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/// <returns></returns>
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public bool AuthenticateSim(UUID uuid, ulong handle, string authhash, string challenge)
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{
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// SHA512Managed HashProvider = new SHA512Managed();
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// Encoding TextProvider = new UTF8Encoding();
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// byte[] stream = TextProvider.GetBytes(uuid.ToString() + ":" + handle.ToString() + ":" + challenge);
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// byte[] hash = HashProvider.ComputeHash(stream);
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return false;
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}
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/// <summary>
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/// NOT IMPLEMENTED
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/// </summary>
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/// <param name="x">x coordinate</param>
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/// <param name="y">y coordinate</param>
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/// <returns>always return null</returns>
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override public ReservationData GetReservationAtPoint(uint x, uint y)
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{
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return null;
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}
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}
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}
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