97 lines
3.8 KiB
C#
97 lines
3.8 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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using System;
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using System.IO;
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using System.Linq;
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using System.Net;
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using System.Text.RegularExpressions;
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using ASC.Common.Module;
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using Microsoft.Extensions.DependencyInjection;
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namespace ASC.Core.Configuration
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{
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public class AmiPublicDnsSyncService : IServiceController
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{
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public static IServiceProvider ServiceProvider { get; set; }
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public void Start()
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{
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Synchronize();
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}
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public void Stop()
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{
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}
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public static void Synchronize()
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{
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using var scope = ServiceProvider.CreateScope();
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var tenantManager = scope.ServiceProvider.GetService<TenantManager>();
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var coreBaseSettings = scope.ServiceProvider.GetService<CoreBaseSettings>();
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if (coreBaseSettings.Standalone)
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{
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var tenants = tenantManager.GetTenants(false).Where(t => MappedDomainNotSettedByUser(t.MappedDomain));
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if (tenants.Any())
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{
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var dnsname = GetAmiPublicDnsName();
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foreach (var tenant in tenants.Where(t => !string.IsNullOrEmpty(dnsname) && t.MappedDomain != dnsname))
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{
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tenant.MappedDomain = dnsname;
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tenantManager.SaveTenant(tenant);
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}
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}
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}
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}
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private static bool MappedDomainNotSettedByUser(string domain)
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{
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return string.IsNullOrEmpty(domain) || Regex.IsMatch(domain, "^ec2.+\\.compute\\.amazonaws\\.com$", RegexOptions.CultureInvariant | RegexOptions.IgnoreCase);
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}
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private static string GetAmiPublicDnsName()
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{
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try
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{
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var request = WebRequest.Create("http://169.254.169.254/latest/meta-data/public-hostname");
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request.Timeout = 5000;
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using var responce = request.GetResponse();
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using var stream = responce.GetResponseStream();
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using var reader = new StreamReader(stream);
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return reader.ReadToEnd();
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}
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catch (WebException ex)
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{
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if (ex.Status == WebExceptionStatus.ProtocolError)
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{
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throw;
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}
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}
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return null;
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}
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}
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}
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