58 lines
2.5 KiB
C#
58 lines
2.5 KiB
C#
/*
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*
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* (c) Copyright Ascensio System Limited 2010-2018
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*
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* This program is freeware. You can redistribute it and/or modify it under the terms of the GNU
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* General Public License (GPL) version 3 as published by the Free Software Foundation (https://www.gnu.org/copyleft/gpl.html).
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* In accordance with Section 7(a) of the GNU GPL its Section 15 shall be amended to the effect that
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* Ascensio System SIA expressly excludes the warranty of non-infringement of any third-party rights.
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*
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* THIS PROGRAM IS DISTRIBUTED WITHOUT ANY WARRANTY; WITHOUT EVEN THE IMPLIED WARRANTY OF MERCHANTABILITY OR
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* FITNESS FOR A PARTICULAR PURPOSE. For more details, see GNU GPL at https://www.gnu.org/copyleft/gpl.html
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*
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* You can contact Ascensio System SIA by email at sales@onlyoffice.com
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*
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* The interactive user interfaces in modified source and object code versions of ONLYOFFICE must display
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* Appropriate Legal Notices, as required under Section 5 of the GNU GPL version 3.
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*
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* Pursuant to Section 7 § 3(b) of the GNU GPL you must retain the original ONLYOFFICE logo which contains
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* relevant author attributions when distributing the software. If the display of the logo in its graphic
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* form is not reasonably feasible for technical reasons, you must include the words "Powered by ONLYOFFICE"
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* in every copy of the program you distribute.
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* Pursuant to Section 7 § 3(e) we decline to grant you any rights under trademark law for use of our trademarks.
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*
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*/
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namespace ASC.MessagingSystem
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{
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[Singletone]
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public class MessagePolicy
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{
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private readonly IEnumerable<string> secretIps;
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public MessagePolicy(IConfiguration configuration)
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{
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secretIps =
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configuration["messaging.secret-ips"] == null
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? new string[] { }
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: configuration["messaging.secret-ips"].Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
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}
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public bool Check(EventMessage message)
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{
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if (message == null) return false;
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if (string.IsNullOrEmpty(message.IP)) return true;
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var ip = GetIpWithoutPort(message.IP);
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return secretIps.All(x => x != ip);
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}
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private static string GetIpWithoutPort(string ip)
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{
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if (ip == null) return null;
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var portIdx = ip.IndexOf(':');
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return portIdx > -1 ? ip.Substring(0, portIdx) : ip;
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}
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}
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} |