120 lines
4.2 KiB
C#
120 lines
4.2 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Text;
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using OpenGrid.Framework.Data;
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namespace OpenGrid.Framework.Data.MySQL
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{
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public class MySQLGridData : IGridData
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{
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private MySQLManager database;
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/// <summary>
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/// Initialises the Grid Interface
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/// </summary>
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public void Initialise()
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{
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database = new MySQLManager("localhost", "db", "user", "password", "false");
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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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public void Close()
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{
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database.Close();
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}
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public string getName()
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{
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return "MySql OpenGridData";
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}
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public string getVersion()
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{
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return "0.1";
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}
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/// <summary>
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/// Returns a sim profile from it's location
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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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public SimProfileData 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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System.Data.IDbCommand result = database.Query("SELECT * FROM regions WHERE handle = @handle", param);
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System.Data.IDataReader reader = result.ExecuteReader();
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SimProfileData 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 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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public SimProfileData GetProfileByLLUUID(libsecondlife.LLUUID uuid)
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{
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Dictionary<string, string> param = new Dictionary<string, string>();
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param["uuid"] = uuid.ToStringHyphenated();
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System.Data.IDbCommand result = database.Query("SELECT * FROM regions WHERE uuid = @uuid", param);
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System.Data.IDataReader reader = result.ExecuteReader();
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SimProfileData 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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/// DEPRECIATED. 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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public bool AuthenticateSim(libsecondlife.LLUUID 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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SimProfileData data = GetProfileByLLUUID(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(libsecondlife.LLUUID uuid, ulong handle, string authhash, string challenge)
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{
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System.Security.Cryptography.SHA512Managed HashProvider = new System.Security.Cryptography.SHA512Managed();
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System.Text.ASCIIEncoding TextProvider = new ASCIIEncoding();
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byte[] stream = TextProvider.GetBytes(uuid.ToStringHyphenated() + ":" + 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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}
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}
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