OpenSimMirror/OpenSim/Data/MySQL/MySQLEstateData.cs

413 lines
15 KiB
C#

/*
* 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.IO;
using System.Reflection;
using System.Threading;
using libsecondlife;
using log4net;
using MySql.Data.MySqlClient;
using OpenSim.Framework;
using OpenSim.Region.Environment.Interfaces;
using OpenSim.Region.Environment.Scenes;
namespace OpenSim.Data.MySQL
{
public class MySQLEstateStore : IEstateDataStore
{
private static readonly ILog m_log =
LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
private const string m_waitTimeoutSelect = "select @@wait_timeout";
private MySqlConnection m_connection;
private string m_connectionString;
private long m_waitTimeout;
private long m_waitTimeoutLeeway = 60 * TimeSpan.TicksPerSecond;
private long m_lastConnectionUse;
private FieldInfo[] m_Fields;
private Dictionary<string, FieldInfo> m_FieldMap =
new Dictionary<string, FieldInfo>();
public void Initialise(string connectionString)
{
m_connectionString = connectionString;
int passPosition = 0;
int passEndPosition = 0;
string displayConnectionString = null;
try
{ // hide the password in the connection string
passPosition = m_connectionString.IndexOf("password", StringComparison.OrdinalIgnoreCase);
passPosition = m_connectionString.IndexOf("=", passPosition);
if (passPosition < m_connectionString.Length)
passPosition += 1;
passEndPosition = m_connectionString.IndexOf(";", passPosition);
displayConnectionString = m_connectionString.Substring(0, passPosition);
displayConnectionString += "***";
displayConnectionString += m_connectionString.Substring(passEndPosition, m_connectionString.Length - passEndPosition);
}
catch (Exception e)
{
m_log.Debug("Exception: password not found in connection string\n" + e.ToString());
}
m_log.Info("[REGION DB]: MySql - connecting: " + displayConnectionString);
//m_log.Info("[ESTATE DB]: MySql - connecting: "+m_connectionString);
m_connection = new MySqlConnection(m_connectionString);
m_connection.Open();
GetWaitTimeout();
Assembly assem = GetType().Assembly;
Migration m = new Migration(m_connection, assem, "EstateStore");
m.Update();
Type t = typeof(EstateSettings);
m_Fields = t.GetFields(BindingFlags.NonPublic |
BindingFlags.Instance |
BindingFlags.DeclaredOnly);
foreach (FieldInfo f in m_Fields)
if(f.Name.Substring(0, 2) == "m_")
m_FieldMap[f.Name.Substring(2)] = f;
}
private string[] FieldList
{
get { return new List<string>(m_FieldMap.Keys).ToArray(); }
}
protected void GetWaitTimeout()
{
MySqlCommand cmd = new MySqlCommand(m_waitTimeoutSelect,
m_connection);
using (MySqlDataReader dbReader =
cmd.ExecuteReader(CommandBehavior.SingleRow))
{
if (dbReader.Read())
{
m_waitTimeout
= Convert.ToInt32(dbReader["@@wait_timeout"]) *
TimeSpan.TicksPerSecond + m_waitTimeoutLeeway;
}
dbReader.Close();
cmd.Dispose();
}
m_lastConnectionUse = System.DateTime.Now.Ticks;
m_log.DebugFormat(
"[REGION DB]: Connection wait timeout {0} seconds",
m_waitTimeout / TimeSpan.TicksPerSecond);
}
protected void CheckConnection()
{
long timeNow = System.DateTime.Now.Ticks;
if (timeNow - m_lastConnectionUse > m_waitTimeout ||
m_connection.State != ConnectionState.Open)
{
m_log.DebugFormat("[REGION DB]: Database connection has gone away - reconnecting");
lock (m_connection)
{
m_connection.Close();
m_connection = new MySqlConnection(m_connectionString);
m_connection.Open();
}
}
m_lastConnectionUse = timeNow;
}
public EstateSettings LoadEstateSettings(LLUUID regionID)
{
EstateSettings es = new EstateSettings();
es.OnSave += StoreEstateSettings;
string sql = "select estate_settings."+String.Join(",estate_settings.", FieldList)+" from estate_map left join estate_settings on estate_map.EstateID = estate_settings.EstateID where estate_settings.EstateID is not null and RegionID = ?RegionID";
CheckConnection();
MySqlCommand cmd = m_connection.CreateCommand();
cmd.CommandText = sql;
cmd.Parameters.AddWithValue("?RegionID", regionID.ToString());
IDataReader r = cmd.ExecuteReader();
if(r.Read())
{
foreach (string name in FieldList)
{
if(m_FieldMap[name].GetValue(es) is bool)
{
int v = Convert.ToInt32(r[name]);
if(v != 0)
m_FieldMap[name].SetValue(es, true);
else
m_FieldMap[name].SetValue(es, false);
}
else
{
m_FieldMap[name].SetValue(es, r[name]);
}
}
r.Close();
}
else
{
// Migration case
//
r.Close();
List<string> names = new List<string>(FieldList);
names.Remove("EstateID");
sql = "insert into estate_settings ("+String.Join(",", names.ToArray())+") values ( ?"+String.Join(", ?", names.ToArray())+")";
cmd.CommandText = sql;
cmd.Parameters.Clear();
foreach (string name in FieldList)
{
if(m_FieldMap[name].GetValue(es) is bool)
{
if((bool)m_FieldMap[name].GetValue(es))
cmd.Parameters.AddWithValue("?"+name, "1");
else
cmd.Parameters.AddWithValue("?"+name, "0");
}
else
{
cmd.Parameters.AddWithValue("?"+name, m_FieldMap[name].GetValue(es).ToString());
}
}
cmd.ExecuteNonQuery();
cmd.CommandText = "select LAST_INSERT_ID() as id";
cmd.Parameters.Clear();
r = cmd.ExecuteReader();
r.Read();
es.EstateID = Convert.ToUInt32(r["id"]);
r.Close();
cmd.CommandText = "insert into estate_map values (?RegionID, ?EstateID)";
cmd.Parameters.AddWithValue("?RegionID", regionID.ToString());
cmd.Parameters.AddWithValue("?EstateID", es.EstateID.ToString());
// This will throw on dupe key
try
{
cmd.ExecuteNonQuery();
}
catch (Exception)
{
}
// Munge and transfer the ban list
//
cmd.Parameters.Clear();
cmd.CommandText = "insert into estateban select "+es.EstateID.ToString()+", bannedUUID, bannedIp, bannedIpHostMask, '' from regionban where regionban.regionUUID = ?UUID";
cmd.Parameters.AddWithValue("?UUID", regionID.ToString());
try
{
cmd.ExecuteNonQuery();
}
catch (Exception)
{
}
es.Save();
}
LoadBanList(es);
es.EstateManagers = LoadUUIDList(es.EstateID, "estate_managers");
es.EstateAccess = LoadUUIDList(es.EstateID, "estate_users");
es.EstateGroups = LoadUUIDList(es.EstateID, "estate_groups");
return es;
}
public void StoreEstateSettings(EstateSettings es)
{
string sql = "replace into estate_settings ("+String.Join(",", FieldList)+") values ( ?"+String.Join(", ?", FieldList)+")";
CheckConnection();
MySqlCommand cmd = m_connection.CreateCommand();
cmd.CommandText = sql;
foreach (string name in FieldList)
{
if(m_FieldMap[name].GetValue(es) is bool)
{
if((bool)m_FieldMap[name].GetValue(es))
cmd.Parameters.AddWithValue("?"+name, "1");
else
cmd.Parameters.AddWithValue("?"+name, "0");
}
else
{
cmd.Parameters.AddWithValue("?"+name, m_FieldMap[name].GetValue(es).ToString());
}
}
cmd.ExecuteNonQuery();
SaveBanList(es);
SaveUUIDList(es.EstateID, "estate_managers", es.EstateManagers);
SaveUUIDList(es.EstateID, "estate_users", es.EstateAccess);
SaveUUIDList(es.EstateID, "estate_groups", es.EstateGroups);
}
private void LoadBanList(EstateSettings es)
{
es.ClearBans();
CheckConnection();
MySqlCommand cmd = m_connection.CreateCommand();
cmd.CommandText = "select bannedUUID from estateban where EstateID = ?EstateID";
cmd.Parameters.AddWithValue("?EstateID", es.EstateID);
IDataReader r = cmd.ExecuteReader();
while(r.Read())
{
EstateBan eb = new EstateBan();
LLUUID uuid = new LLUUID();
LLUUID.TryParse(r["bannedUUID"].ToString(), out uuid);
eb.bannedUUID = uuid;
eb.bannedIP = "0.0.0.0";
eb.bannedIPHostMask = "0.0.0.0";
es.AddBan(eb);
}
r.Close();
}
private void SaveBanList(EstateSettings es)
{
CheckConnection();
MySqlCommand cmd = m_connection.CreateCommand();
cmd.CommandText = "delete from estateban where EstateID = ?EstateID";
cmd.Parameters.AddWithValue("?EstateID", es.EstateID.ToString());
cmd.ExecuteNonQuery();
cmd.Parameters.Clear();
cmd.CommandText = "insert into estateban (EstateID, bannedUUID) values ( ?EstateID, ?bannedUUID )";
foreach(EstateBan b in es.EstateBans)
{
cmd.Parameters.AddWithValue("?EstateID", es.EstateID.ToString());
cmd.Parameters.AddWithValue("?bannedUUID", b.bannedUUID.ToString());
cmd.ExecuteNonQuery();
cmd.Parameters.Clear();
}
}
void SaveUUIDList(uint EstateID, string table, LLUUID[] data)
{
CheckConnection();
MySqlCommand cmd = m_connection.CreateCommand();
cmd.CommandText = "delete from "+table+" where EstateID = ?EstateID";
cmd.Parameters.AddWithValue("?EstateID", EstateID.ToString());
cmd.ExecuteNonQuery();
cmd.Parameters.Clear();
cmd.CommandText = "insert into "+table+" (EstateID, uuid) values ( ?EstateID, ?uuid )";
foreach(LLUUID uuid in data)
{
cmd.Parameters.AddWithValue("?EstateID", EstateID.ToString());
cmd.Parameters.AddWithValue("?uuid", uuid.ToString());
cmd.ExecuteNonQuery();
cmd.Parameters.Clear();
}
}
LLUUID[] LoadUUIDList(uint EstateID, string table)
{
List<LLUUID> uuids = new List<LLUUID>();
CheckConnection();
MySqlCommand cmd = m_connection.CreateCommand();
cmd.CommandText = "select uuid from "+table+" where EstateID = ?EstateID";
cmd.Parameters.AddWithValue("?EstateID", EstateID);
IDataReader r = cmd.ExecuteReader();
while(r.Read())
{
// EstateBan eb = new EstateBan();
LLUUID uuid = new LLUUID();
LLUUID.TryParse(r["uuid"].ToString(), out uuid);
uuids.Add(uuid);
}
r.Close();
return uuids.ToArray();
}
}
}