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/*
* 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.Data.SqlClient;
using System.Reflection;
using System.Collections.Generic;
using System.Data;
using log4net;
using OpenSim.Framework;
namespace OpenSim.Data.MSSQL
{
/// <summary>
/// An interface to the log database for MSSQL
/// </summary>
internal class MSSQLLogData : ILogDataPlugin
{
private const string _migrationStore = "LogStore";
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
/// <summary>
/// The database manager
/// </summary>
public MSSQLManager database;
public void Initialise()
{
m_log.Info("[LOG DB]: " + Name + " cannot be default-initialized!");
throw new PluginNotInitialisedException (Name);
}
/// <summary>
/// Artificial constructor called when the plugin is loaded
/// </summary>
public void Initialise(string connect)
{
if (string.IsNullOrEmpty(connect))
{
database = new MSSQLManager(connect);
}
else
{
// TODO: do something with the connect string
IniFile gridDataMSSqlFile = new IniFile("mssql_connection.ini");
string settingDataSource = gridDataMSSqlFile.ParseFileReadValue("data_source");
string settingInitialCatalog = gridDataMSSqlFile.ParseFileReadValue("initial_catalog");
string settingPersistSecurityInfo = gridDataMSSqlFile.ParseFileReadValue("persist_security_info");
string settingUserId = gridDataMSSqlFile.ParseFileReadValue("user_id");
string settingPassword = gridDataMSSqlFile.ParseFileReadValue("password");
database =
new MSSQLManager(settingDataSource, settingInitialCatalog, settingPersistSecurityInfo, settingUserId,
settingPassword);
}
//TODO when can this be removed
TestTable();
//Updating mechanisme
database.CheckMigration(_migrationStore);
}
/// <summary>
/// Can be removed someday!!!
/// </summary>
private void TestTable()
{
using (IDbCommand cmd = database.Query("select top 1 * from logs", new Dictionary<string, string>()))
{
try
{
cmd.ExecuteNonQuery();
}
catch
{
database.ExecuteResourceSql("Mssql-logs.sql");
}
}
using (AutoClosingSqlCommand cmd = database.Query("select * from migrations where name = '" + _migrationStore + "'"))
{
//Special for Migrations to create backword compatible
try
{
bool insert = true;
using (SqlDataReader reader = cmd.ExecuteReader())
{
if (reader.Read()) insert = false;
}
if (insert)
{
cmd.CommandText = "insert into migrations(name, version) values('" + _migrationStore + "', 1)";
cmd.ExecuteNonQuery();
}
}
catch
{
//No migrations table
//HACK create one and add data
cmd.CommandText = "create table migrations(name varchar(100), version int)";
cmd.ExecuteNonQuery();
cmd.CommandText = "insert into migrations(name, version) values('migrations', 1)";
cmd.ExecuteNonQuery();
cmd.CommandText = "insert into migrations(name, version) values('" + _migrationStore + "', 1)";
cmd.ExecuteNonQuery();
}
}
}
/// <summary>
/// Saves a log item to the database
/// </summary>
/// <param name="serverDaemon">The daemon triggering the event</param>
/// <param name="target">The target of the action (region / agent UUID, etc)</param>
/// <param name="methodCall">The method call where the problem occured</param>
/// <param name="arguments">The arguments passed to the method</param>
/// <param name="priority">How critical is this?</param>
/// <param name="logMessage">The message to log</param>
public void saveLog(string serverDaemon, string target, string methodCall, string arguments, int priority,
string logMessage)
{
string sql = "INSERT INTO logs ([target], [server], [method], [arguments], [priority], [message]) VALUES ";
sql += "(@target, @server, @method, @arguments, @priority, @message);";
using (AutoClosingSqlCommand command = database.Query(sql))
{
command.Parameters.Add(database.CreateParameter("server", serverDaemon));
command.Parameters.Add(database.CreateParameter("target",target));
command.Parameters.Add(database.CreateParameter("method", methodCall));
command.Parameters.Add(database.CreateParameter("arguments", arguments));
command.Parameters.Add(database.CreateParameter("priority", priority.ToString()));
command.Parameters.Add(database.CreateParameter("message", logMessage));
try
{
command.ExecuteNonQuery();
}
catch (Exception e)
{
//Are we not in a loop here
//m_log.Error(e.ToString());
Console.WriteLine("[LOG DB] Error logging : " + e.Message);
}
}
}
/// <summary>
/// Returns the name of this DB provider
/// </summary>
/// <returns>A string containing the DB provider name</returns>
public string Name
{
get { return "MSSQL Logdata Interface"; }
}
/// <summary>
/// Closes the database provider
/// </summary>
public void Dispose()
{
database = null;
}
/// <summary>
/// Returns the version of this DB provider
/// </summary>
/// <returns>A string containing the provider version</returns>
public string Version
{
get { return "0.1"; }
}
}
}
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