OpenSimMirror/OpenSim/Data/SQLite/SQLiteGridData.cs

295 lines
11 KiB
C#

/*
* 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 OpenSim 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.Data;
using System.Reflection;
using System.Security.Cryptography;
using System.Text;
using OpenMetaverse;
using log4net;
using OpenSim.Framework;
namespace OpenSim.Data.SQLite
{
/// <summary>
/// A Grid Interface to the SQLite database
/// </summary>
public class SQLiteGridData : GridDataBase
{
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
/// <summary>
/// SQLite database manager
/// </summary>
private SQLiteManager database;
override public void Initialise()
{
m_log.Info("[SQLite]: " + Name + " cannot be default-initialized!");
throw new PluginNotInitialisedException (Name);
}
/// <summary>
/// <list type="bullet">
/// <item>Initialises Inventory interface</item>
/// <item>Loads and initialises a new SQLite connection and maintains it.</item>
/// <item>use default URI if connect string is empty.</item>
/// </list>
/// </summary>
/// <param name="dbconnect">connect string</param>
override public void Initialise(string connect)
{
database = new SQLiteManager(connect);
}
/// <summary>
/// Shuts down the grid interface
/// </summary>
override public void Dispose()
{
database.Close();
}
/// <summary>
/// Returns the name of this grid interface
/// </summary>
/// <returns>A string containing the grid interface</returns>
override public string Name
{
get { return "SQLite OpenGridData"; }
}
/// <summary>
/// Returns the version of this grid interface
/// </summary>
/// <returns>A string containing the version</returns>
override public string Version
{
get { return "0.1"; }
}
/// <summary>
/// Returns a list of regions within the specified ranges
/// </summary>
/// <param name="a">minimum X coordinate</param>
/// <param name="b">minimum Y coordinate</param>
/// <param name="c">maximum X coordinate</param>
/// <param name="d">maximum Y coordinate</param>
/// <returns>An array of region profiles</returns>
/// <remarks>NOT IMPLEMENTED ? always return null</remarks>
override public RegionProfileData[] GetProfilesInRange(uint a, uint b, uint c, uint d)
{
return null;
}
/// <summary>
/// Returns up to maxNum profiles of regions that have a name starting with namePrefix
/// </summary>
/// <param name="name">The name to match against</param>
/// <param name="maxNum">Maximum number of profiles to return</param>
/// <returns>A list of sim profiles</returns>
override public List<RegionProfileData> GetRegionsByName (string namePrefix, uint maxNum)
{
return null;
}
/// <summary>
/// Returns a sim profile from it's handle
/// </summary>
/// <param name="handle">Region location handle</param>
/// <returns>Sim profile</returns>
override public RegionProfileData GetProfileByHandle(ulong handle)
{
Dictionary<string, string> param = new Dictionary<string, string>();
param["handle"] = handle.ToString();
IDbCommand result = database.Query("SELECT * FROM regions WHERE handle = @handle", param);
IDataReader reader = result.ExecuteReader();
RegionProfileData row = database.getRow(reader);
reader.Close();
result.Dispose();
return row;
}
/// <summary>
/// Returns a sim profile from it's Region name string
/// </summary>
/// <param name="regionName">The region name search query</param>
/// <returns>The sim profile</returns>
override public RegionProfileData GetProfileByString(string regionName)
{
if (regionName.Length > 2)
{
Dictionary<string, string> param = new Dictionary<string, string>();
// Add % because this is a like query.
param["?regionName"] = regionName + "%";
// Only returns one record or no record.
IDbCommand result = database.Query("SELECT * FROM regions WHERE regionName like ?regionName LIMIT 1", param);
IDataReader reader = result.ExecuteReader();
RegionProfileData row = database.getRow(reader);
reader.Close();
result.Dispose();
return row;
}
else
{
//m_log.Error("[DATABASE]: Searched for a Region Name shorter then 3 characters");
return null;
}
}
/// <summary>
/// Returns a sim profile from it's UUID
/// </summary>
/// <param name="uuid">The region UUID</param>
/// <returns>The sim profile</returns>
override public RegionProfileData GetProfileByUUID(UUID uuid)
{
Dictionary<string, string> param = new Dictionary<string, string>();
param["uuid"] = uuid.ToString();
IDbCommand result = database.Query("SELECT * FROM regions WHERE uuid = @uuid", param);
IDataReader reader = result.ExecuteReader();
RegionProfileData row = database.getRow(reader);
reader.Close();
result.Dispose();
return row;
}
/// <summary>
/// Returns a list of avatar and UUIDs that match the query
/// </summary>
/// <remarks>do nothing yet</remarks>
public List<AvatarPickerAvatar> GeneratePickerResults(UUID queryID, string query)
{
//Do nothing yet
List<AvatarPickerAvatar> returnlist = new List<AvatarPickerAvatar>();
return returnlist;
}
/// <summary>
/// Adds a new specified region to the database
/// </summary>
/// <param name="profile">The profile to add</param>
/// <returns>A dataresponse enum indicating success</returns>
override public DataResponse AddProfile(RegionProfileData profile)
{
if (database.insertRow(profile))
{
return DataResponse.RESPONSE_OK;
}
else
{
return DataResponse.RESPONSE_ERROR;
}
}
override public DataResponse UpdateProfile(RegionProfileData profile)
{
return AddProfile(profile);
}
/// <summary>
/// Deletes a sim profile from the database
/// </summary>
/// <param name="uuid">the sim UUID</param>
/// <returns>Successful?</returns>
//public DataResponse DeleteProfile(RegionProfileData profile)
override public DataResponse DeleteProfile(string uuid)
{
Dictionary<string, string> param = new Dictionary<string, string>();
param["uuid"] = uuid;
IDbCommand result = database.Query("DELETE FROM regions WHERE uuid = @uuid", param);
if (result.ExecuteNonQuery() > 0)
{
return DataResponse.RESPONSE_OK;
}
return DataResponse.RESPONSE_ERROR;
}
/// <summary>
/// DEPRECATED. 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>
override public bool AuthenticateSim(UUID 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.");
RegionProfileData data = GetProfileByUUID(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(UUID uuid, ulong handle, string authhash, string challenge)
{
// SHA512Managed HashProvider = new SHA512Managed();
// Encoding TextProvider = new UTF8Encoding();
// byte[] stream = TextProvider.GetBytes(uuid.ToString() + ":" + handle.ToString() + ":" + challenge);
// byte[] hash = HashProvider.ComputeHash(stream);
return false;
}
/// <summary>
/// NOT IMPLEMENTED
/// </summary>
/// <param name="x">x coordinate</param>
/// <param name="y">y coordinate</param>
/// <returns>always return null</returns>
override public ReservationData GetReservationAtPoint(uint x, uint y)
{
return null;
}
}
}