using System; using System.Collections.Generic; using System.Text; using OpenGrid.Framework.Data; namespace OpenGrid.Framework.Data.MySQL { public class MySQLGridData : IGridData { private MySQLManager database; /// <summary> /// Initialises the Grid Interface /// </summary> public void Initialise() { database = new MySQLManager("localhost", "database", "username", "password", "false"); } /// <summary> /// Shuts down the grid interface /// </summary> public void Close() { database.Close(); } public string getName() { return "MySql OpenGridData"; } public string getVersion() { return "0.1"; } public SimProfileData[] GetProfilesInRange(uint xmin, uint ymin, uint xmax, uint ymax) { try { lock (database) { Dictionary<string, string> param = new Dictionary<string, string>(); param["?xmin"] = xmin.ToString(); param["?ymin"] = ymin.ToString(); param["?xmax"] = xmax.ToString(); param["?ymax"] = ymax.ToString(); System.Data.IDbCommand result = database.Query("SELECT * FROM regions WHERE locX >= ?xmin AND locX <= ?xmax AND locY >= ?ymin AND locY <= ?ymax", param); System.Data.IDataReader reader = result.ExecuteReader(); SimProfileData row; List<SimProfileData> rows = new List<SimProfileData>(); while ((row = database.getSimRow(reader)) != null) { rows.Add(row); } reader.Close(); result.Dispose(); return rows.ToArray(); } } catch (Exception e) { Console.WriteLine(e.ToString()); 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) { try { lock (database) { Dictionary<string, string> param = new Dictionary<string, string>(); param["?handle"] = handle.ToString(); System.Data.IDbCommand result = database.Query("SELECT * FROM regions WHERE regionHandle = ?handle", param); System.Data.IDataReader reader = result.ExecuteReader(); SimProfileData row = database.getSimRow(reader); reader.Close(); result.Dispose(); return row; } } catch (Exception e) { Console.WriteLine(e.ToString()); return null; } } /// <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) { try { lock (database) { 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.getSimRow(reader); reader.Close(); result.Dispose(); return row; } } catch (Exception e) { Console.WriteLine(e.ToString()); return null; } } public DataResponse AddProfile(SimProfileData profile) { lock (database) { 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; } } }