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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 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.Generic;
using System.IO;
using System.Text;
using Nini.Config;
using OpenSim.Framework;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;
namespace OpenSim.Region.CoreModules.Agent.IPBan
{
public class IPBanModule : IRegionModule
{
#region Implementation of IRegionModule
private List<string> m_bans = new List<string>();
public void Initialise(Scene scene, IConfigSource source)
{
new SceneBanner(scene, m_bans);
lock (m_bans)
{
foreach (EstateBan ban in scene.RegionInfo.EstateSettings.EstateBans)
{
if (!String.IsNullOrEmpty(ban.BannedHostIPMask))
m_bans.Add(ban.BannedHostIPMask);
if (!String.IsNullOrEmpty(ban.BannedHostNameMask))
m_bans.Add(ban.BannedHostNameMask);
}
}
}
public void PostInitialise()
{
if (File.Exists("bans.txt"))
{
string[] bans = File.ReadAllLines("bans.txt");
foreach (string ban in bans)
{
m_bans.Add(ban);
}
}
}
public void Close()
{
}
public string Name
{
get { return "IPBanModule"; }
}
public bool IsSharedModule
{
get { return true; }
}
#endregion
/// <summary>
/// Bans all users from the specified network from connecting.
/// DNS bans are in the form "somewhere.com" will block ANY
/// matching domain (including "betasomewhere.com", "beta.somewhere.com",
/// "somewhere.com.beta") - make sure to be reasonably specific in DNS
/// bans.
///
/// IP address bans match on first characters, so,
/// "127.0.0.1" will ban only that address,
/// "127.0.1" will ban "127.0.10.0"
/// but "127.0.1." will ban only the "127.0.1.*" network
/// </summary>
/// <param name="host">See summary for explanation of parameter</param>
public void Ban(string host)
{
m_bans.Add(host);
}
}
}
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