/* * 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.Data.SQLite; using System.Reflection; using OpenMetaverse; using log4net; namespace OpenSim.Data.SQLite { /// <summary> /// SQLite Manager /// </summary> internal class SQLiteManager : SQLiteUtil { private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); private IDbConnection dbcon; /// <summary> /// <list type="bullet"> /// <item>Initialises and creates a new SQLite connection and maintains it.</item> /// <item>use default URI if connect string is empty.</item> /// </list> /// </summary> /// <param name="connect">connect string</param> public SQLiteManager(string connect) { try { string connectionString = String.Empty; if (connect != String.Empty) { connectionString = connect; } else { m_log.Warn("[SQLITE] grid db not specified, using default"); connectionString = "URI=file:GridServerSqlite.db;"; } dbcon = new SQLiteConnection(connectionString); dbcon.Open(); } catch (Exception e) { throw new Exception("Error initialising SQLite Database: " + e.ToString()); } } /// <summary> /// Shuts down the database connection /// </summary> public void Close() { dbcon.Close(); dbcon = null; } /// <summary> /// Runs a query with protection against SQL Injection by using parameterised input. /// </summary> /// <param name="sql">The SQL string - replace any variables such as WHERE x = "y" with WHERE x = @y</param> /// <param name="parameters">The parameters - index so that @y is indexed as 'y'</param> /// <returns>A SQLite DB Command</returns> public IDbCommand Query(string sql, Dictionary<string, string> parameters) { SQLiteCommand dbcommand = (SQLiteCommand) dbcon.CreateCommand(); dbcommand.CommandText = sql; foreach (KeyValuePair<string, string> param in parameters) { SQLiteParameter paramx = new SQLiteParameter(param.Key, param.Value); dbcommand.Parameters.Add(paramx); } return (IDbCommand) dbcommand; } /// <summary> /// Reads a region row from a database reader /// </summary> /// <param name="reader">An active database reader</param> /// <returns>A region profile</returns> public RegionProfileData getRow(IDataReader reader) { RegionProfileData retval = new RegionProfileData(); if (reader.Read()) { // Region Main retval.regionHandle = (ulong) reader["regionHandle"]; retval.regionName = (string) reader["regionName"]; retval.UUID = new UUID((string) reader["uuid"]); // Secrets retval.regionRecvKey = (string) reader["regionRecvKey"]; retval.regionSecret = (string) reader["regionSecret"]; retval.regionSendKey = (string) reader["regionSendKey"]; // Region Server retval.regionDataURI = (string) reader["regionDataURI"]; retval.regionOnline = false; // Needs to be pinged before this can be set. retval.serverIP = (string) reader["serverIP"]; retval.serverPort = (uint) reader["serverPort"]; retval.serverURI = (string) reader["serverURI"]; // Location retval.regionLocX = (uint) ((int) reader["locX"]); retval.regionLocY = (uint) ((int) reader["locY"]); retval.regionLocZ = (uint) ((int) reader["locZ"]); // Neighbours - 0 = No Override retval.regionEastOverrideHandle = (ulong) reader["eastOverrideHandle"]; retval.regionWestOverrideHandle = (ulong) reader["westOverrideHandle"]; retval.regionSouthOverrideHandle = (ulong) reader["southOverrideHandle"]; retval.regionNorthOverrideHandle = (ulong) reader["northOverrideHandle"]; // Assets retval.regionAssetURI = (string) reader["regionAssetURI"]; retval.regionAssetRecvKey = (string) reader["regionAssetRecvKey"]; retval.regionAssetSendKey = (string) reader["regionAssetSendKey"]; // Userserver retval.regionUserURI = (string) reader["regionUserURI"]; retval.regionUserRecvKey = (string) reader["regionUserRecvKey"]; retval.regionUserSendKey = (string) reader["regionUserSendKey"]; } else { throw new Exception("No rows to return"); } return retval; } /// <summary> /// Inserts a new region into the database /// </summary> /// <param name="profile">The region to insert</param> /// <returns>Success?</returns> public bool insertRow(RegionProfileData profile) { string sql = "REPLACE INTO regions VALUES (regionHandle, regionName, uuid, regionRecvKey, regionSecret, regionSendKey, regionDataURI, "; sql += "serverIP, serverPort, serverURI, locX, locY, locZ, eastOverrideHandle, westOverrideHandle, southOverrideHandle, northOverrideHandle, regionAssetURI, regionAssetRecvKey, "; sql += "regionAssetSendKey, regionUserURI, regionUserRecvKey, regionUserSendKey) VALUES "; sql += "(@regionHandle, @regionName, @uuid, @regionRecvKey, @regionSecret, @regionSendKey, @regionDataURI, "; sql += "@serverIP, @serverPort, @serverURI, @locX, @locY, @locZ, @eastOverrideHandle, @westOverrideHandle, @southOverrideHandle, @northOverrideHandle, @regionAssetURI, @regionAssetRecvKey, "; sql += "@regionAssetSendKey, @regionUserURI, @regionUserRecvKey, @regionUserSendKey);"; Dictionary<string, string> parameters = new Dictionary<string, string>(); parameters["regionHandle"] = profile.regionHandle.ToString(); parameters["regionName"] = profile.regionName; parameters["uuid"] = profile.UUID.ToString(); parameters["regionRecvKey"] = profile.regionRecvKey; parameters["regionSendKey"] = profile.regionSendKey; parameters["regionDataURI"] = profile.regionDataURI; parameters["serverIP"] = profile.serverIP; parameters["serverPort"] = profile.serverPort.ToString(); parameters["serverURI"] = profile.serverURI; parameters["locX"] = profile.regionLocX.ToString(); parameters["locY"] = profile.regionLocY.ToString(); parameters["locZ"] = profile.regionLocZ.ToString(); parameters["eastOverrideHandle"] = profile.regionEastOverrideHandle.ToString(); parameters["westOverrideHandle"] = profile.regionWestOverrideHandle.ToString(); parameters["northOverrideHandle"] = profile.regionNorthOverrideHandle.ToString(); parameters["southOverrideHandle"] = profile.regionSouthOverrideHandle.ToString(); parameters["regionAssetURI"] = profile.regionAssetURI; parameters["regionAssetRecvKey"] = profile.regionAssetRecvKey; parameters["regionAssetSendKey"] = profile.regionAssetSendKey; parameters["regionUserURI"] = profile.regionUserURI; parameters["regionUserRecvKey"] = profile.regionUserRecvKey; parameters["regionUserSendKey"] = profile.regionUserSendKey; bool returnval = false; try { IDbCommand result = Query(sql, parameters); if (result.ExecuteNonQuery() == 1) returnval = true; result.Dispose(); } catch (Exception) { return false; } return returnval; } } }