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change ipban module

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This commit is contained in:
UbitUmarov
2020-09-08 02:28:44 +01:00
parent 5b5915de72
commit 34befa95ab
1 changed files with 25 additions and 4 deletions
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29
OpenSim/Region/CoreModules/Agent/IPBan/SceneBanner.cs
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@@ -53,12 +53,25 @@ namespace OpenSim.Region.CoreModules.Agent.IPBan
if (bans.Count > 0)
{
IPAddress end = client.RemoteEndPoint.Address;
string endstr = end.ToString();
string hostName = null;
try
{
IPHostEntry rDNS = Dns.GetHostEntry(end);
hostName = rDNS.HostName;
}
catch (System.Net.Sockets.SocketException)
{
//m_log.WarnFormat("[IPBAN] IP address \"{0}\" cannot be resolved via DNS", end);
hostName = null;
}
if(string.IsNullOrEmpty(hostName))
{
// just try possible ip match
foreach (string ban in bans)
{
if (rDNS.HostName.Contains(ban) || end.ToString().StartsWith(ban))
if (endstr.StartsWith(ban))
{
client.Disconnect("Banned - network \"" + ban + "\" is not allowed to connect to this server.");
m_log.Warn("[IPBAN] Disconnected '" + end + "' due to '" + ban + "' ban.");
@@ -66,12 +79,20 @@ namespace OpenSim.Region.CoreModules.Agent.IPBan
}
}
}
catch (System.Net.Sockets.SocketException)
else
{
m_log.WarnFormat("[IPBAN] IP address \"{0}\" cannot be resolved via DNS", end);
foreach (string ban in bans)
{
if (hostName.Contains(ban) || end.ToString().StartsWith(ban))
{
client.Disconnect("Banned - network \"" + ban + "\" is not allowed to connect to this server.");
m_log.Warn("[IPBAN] Disconnected '" + end + "' due to '" + ban + "' ban.");
return;
}
}
}
// m_log.DebugFormat("[IPBAN] User \"{0}\" not in any ban lists. Allowing connection.", end);
}
// m_log.DebugFormat("[IPBAN] User \"{0}\" not in any ban lists. Allowing connection.", end);
}
}
}