/* * 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 OpenSimulator 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; using System.Collections.Generic; using System.Data; using System.Reflection; using log4net; using OpenMetaverse; using OpenSim.Framework; #if CSharpSqlite using Community.CsharpSqlite.Sqlite; #else using Mono.Data.Sqlite; #endif namespace OpenSim.Data.SQLite { public class SQLiteAuthenticationData : SQLiteFramework, IAuthenticationData { private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); private string m_Realm; private List<string> m_ColumnNames; private int m_LastExpire; protected static SqliteConnection m_Connection; private static bool m_initialized = false; protected virtual Assembly Assembly { get { return GetType().Assembly; } } public SQLiteAuthenticationData(string connectionString, string realm) : base(connectionString) { m_Realm = realm; if (!m_initialized) { if (Util.IsWindows()) Util.LoadArchSpecificWindowsDll("sqlite3.dll"); m_Connection = new SqliteConnection(connectionString); m_Connection.Open(); Migration m = new Migration(m_Connection, Assembly, "AuthStore"); m.Update(); m_initialized = true; } } public AuthenticationData Get(UUID principalID) { AuthenticationData ret = new AuthenticationData(); ret.Data = new Dictionary<string, object>(); IDataReader result; using (SqliteCommand cmd = new SqliteCommand("select * from `" + m_Realm + "` where UUID = :PrincipalID")) { cmd.Parameters.Add(new SqliteParameter(":PrincipalID", principalID.ToString())); result = ExecuteReader(cmd, m_Connection); } try { if (result.Read()) { ret.PrincipalID = principalID; if (m_ColumnNames == null) { m_ColumnNames = new List<string>(); DataTable schemaTable = result.GetSchemaTable(); foreach (DataRow row in schemaTable.Rows) m_ColumnNames.Add(row["ColumnName"].ToString()); } foreach (string s in m_ColumnNames) { if (s == "UUID") continue; ret.Data[s] = result[s].ToString(); } return ret; } else { return null; } } catch { } return null; } public bool Store(AuthenticationData data) { if (data.Data.ContainsKey("UUID")) data.Data.Remove("UUID"); string[] fields = new List<string>(data.Data.Keys).ToArray(); string[] values = new string[data.Data.Count]; int i = 0; foreach (object o in data.Data.Values) values[i++] = o.ToString(); using (SqliteCommand cmd = new SqliteCommand()) { if (Get(data.PrincipalID) != null) { string update = "update `" + m_Realm + "` set "; bool first = true; foreach (string field in fields) { if (!first) update += ", "; update += "`" + field + "` = :" + field; cmd.Parameters.Add(new SqliteParameter(":" + field, data.Data[field])); first = false; } update += " where UUID = :UUID"; cmd.Parameters.Add(new SqliteParameter(":UUID", data.PrincipalID.ToString())); cmd.CommandText = update; try { if (ExecuteNonQuery(cmd, m_Connection) < 1) { //CloseCommand(cmd); return false; } } catch (Exception e) { m_log.Error("[SQLITE]: Exception storing authentication data", e); //CloseCommand(cmd); return false; } } else { string insert = "insert into `" + m_Realm + "` (`UUID`, `" + String.Join("`, `", fields) + "`) values (:UUID, :" + String.Join(", :", fields) + ")"; cmd.Parameters.Add(new SqliteParameter(":UUID", data.PrincipalID.ToString())); foreach (string field in fields) cmd.Parameters.Add(new SqliteParameter(":" + field, data.Data[field])); cmd.CommandText = insert; try { if (ExecuteNonQuery(cmd, m_Connection) < 1) { return false; } } catch (Exception e) { Console.WriteLine(e.ToString()); return false; } } } return true; } public bool SetDataItem(UUID principalID, string item, string value) { using (SqliteCommand cmd = new SqliteCommand("update `" + m_Realm + "` set `" + item + "` = " + value + " where UUID = '" + principalID.ToString() + "'")) { if (ExecuteNonQuery(cmd, m_Connection) > 0) return true; } return false; } public bool SetToken(UUID principalID, string token, int lifetime) { if (System.Environment.TickCount - m_LastExpire > 30000) DoExpire(); using (SqliteCommand cmd = new SqliteCommand("insert into tokens (UUID, token, validity) values ('" + principalID.ToString() + "', '" + token + "', datetime('now', 'localtime', '+" + lifetime.ToString() + " minutes'))")) { if (ExecuteNonQuery(cmd, m_Connection) > 0) return true; } return false; } public bool CheckToken(UUID principalID, string token, int lifetime) { if (System.Environment.TickCount - m_LastExpire > 30000) DoExpire(); using (SqliteCommand cmd = new SqliteCommand("update tokens set validity = datetime('now', 'localtime', '+" + lifetime.ToString() + " minutes') where UUID = '" + principalID.ToString() + "' and token = '" + token + "' and validity > datetime('now', 'localtime')")) { if (ExecuteNonQuery(cmd, m_Connection) > 0) return true; } return false; } private void DoExpire() { using (SqliteCommand cmd = new SqliteCommand("delete from tokens where validity < datetime('now', 'localtime')")) ExecuteNonQuery(cmd, m_Connection); m_LastExpire = System.Environment.TickCount; } } }