296 lines
10 KiB
C#
296 lines
10 KiB
C#
// (c) Copyright Ascensio System SIA 2010-2022
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//
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// This program is a free software product.
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// You can redistribute it and/or modify it under the terms
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// of the GNU Affero General Public License (AGPL) version 3 as published by the Free Software
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// Foundation. In accordance with Section 7(a) of the GNU AGPL its Section 15 shall be amended
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// to the effect that Ascensio System SIA expressly excludes the warranty of non-infringement of
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// any third-party rights.
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//
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// This program is distributed WITHOUT ANY WARRANTY, without even the implied warranty
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// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For details, see
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// the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
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//
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// You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia, EU, LV-1021.
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//
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// The interactive user interfaces in modified source and object code versions of the Program must
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// display Appropriate Legal Notices, as required under Section 5 of the GNU AGPL version 3.
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//
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// Pursuant to Section 7(b) of the License you must retain the original Product logo when
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// distributing the program. Pursuant to Section 7(e) we decline to grant you any rights under
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// trademark law for use of our trademarks.
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//
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// All the Product's GUI elements, including illustrations and icon sets, as well as technical writing
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// content are licensed under the terms of the Creative Commons Attribution-ShareAlike 4.0
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// International. See the License terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
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namespace ASC.ActiveDirectory.Novell;
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[Scope]
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public class NovellLdapHelper : LdapHelper
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{
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private readonly NovellLdapSearcher _lDAPSearcher;
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private readonly IConfiguration _configuration;
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private readonly IServiceProvider _serviceProvider;
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private readonly LdapObjectExtension _ldapObjectExtension;
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public NovellLdapHelper(IServiceProvider serviceProvider, ILogger<LdapHelper> logger, InstanceCrypto instanceCrypto, IConfiguration configuration, NovellLdapSearcher novellLdapSearcher, LdapObjectExtension ldapObjectExtension) :
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base(logger, instanceCrypto)
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{
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_lDAPSearcher = novellLdapSearcher;
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_configuration = configuration;
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_serviceProvider = serviceProvider;
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_ldapObjectExtension = ldapObjectExtension;
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}
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public new void Init(LdapSettings settings)
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{
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var password = string.IsNullOrEmpty(settings.Password)
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? GetPassword(settings.PasswordBytes)
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: settings.Password;
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_lDAPSearcher.Init(settings.Login, password, settings.Server, settings.PortNumber,
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settings.StartTls, settings.Ssl, settings.AcceptCertificate, settings.AcceptCertificateHash);
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base.Init(settings);
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}
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public override bool IsConnected
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{
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get { return _lDAPSearcher.IsConnected; }
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}
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public override void Connect()
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{
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_lDAPSearcher.Connect();
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Settings.AcceptCertificate = _lDAPSearcher.AcceptCertificate;
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Settings.AcceptCertificateHash = _lDAPSearcher.AcceptCertificateHash;
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}
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public override Dictionary<string, string[]> GetCapabilities()
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{
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return _lDAPSearcher.GetCapabilities();
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}
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public override string SearchDomain()
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{
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try
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{
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var capabilities = GetCapabilities();
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if (capabilities.Count > 0)
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{
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if (capabilities.ContainsKey("defaultNamingContext"))
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{
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var dnList = capabilities["defaultNamingContext"];
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var dn = dnList.FirstOrDefault(dc =>
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!string.IsNullOrEmpty(dc) &&
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dc.IndexOf("dc=", StringComparison.InvariantCultureIgnoreCase) != -1);
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var domain = LdapUtils.DistinguishedNameToDomain(dn);
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if (!string.IsNullOrEmpty(domain))
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{
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return domain;
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}
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}
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if (capabilities.ContainsKey("rootDomainNamingContext"))
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{
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var dnList = capabilities["rootDomainNamingContext"];
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var dn = dnList.FirstOrDefault(dc =>
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!string.IsNullOrEmpty(dc) &&
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dc.IndexOf("dc=", StringComparison.InvariantCultureIgnoreCase) != -1);
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var domain = LdapUtils.DistinguishedNameToDomain(dn);
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if (!string.IsNullOrEmpty(domain))
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{
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return domain;
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}
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}
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if (capabilities.ContainsKey("namingContexts"))
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{
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var dnList = capabilities["namingContexts"];
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var dn = dnList.FirstOrDefault(dc =>
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!string.IsNullOrEmpty(dc) &&
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dc.IndexOf("dc=", StringComparison.InvariantCultureIgnoreCase) != -1);
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var domain = LdapUtils.DistinguishedNameToDomain(dn);
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if (!string.IsNullOrEmpty(domain))
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{
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return domain;
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}
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}
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}
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}
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catch (Exception e)
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{
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_logger.WarnSearchDomainFailed(e);
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}
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try
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{
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var searchResult =
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_lDAPSearcher.Search(Settings.UserDN, NovellLdapSearcher.LdapScope.Sub, Settings.UserFilter, limit: 1)
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.FirstOrDefault();
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return searchResult != null ? _ldapObjectExtension.GetDomainFromDn(searchResult) : null;
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}
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catch (Exception e)
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{
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_logger.WarnSearchDomainFailed(e);
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}
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return null;
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}
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public override void CheckCredentials(string login, string password, string server, int portNumber,
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bool startTls, bool ssl, bool acceptCertificate, string acceptCertificateHash)
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{
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using var novellLdapSearcher = _serviceProvider.GetRequiredService<NovellLdapSearcher>();
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novellLdapSearcher.Init(login, password, server, portNumber, startTls, ssl, acceptCertificate, acceptCertificateHash);
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novellLdapSearcher.Connect();
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}
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public override bool CheckUserDn(string userDn)
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{
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string[] attributes = { LdapConstants.ADSchemaAttributes.OBJECT_CLASS };
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var searchResult = _lDAPSearcher.Search(userDn, NovellLdapSearcher.LdapScope.Base,
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LdapConstants.OBJECT_FILTER, attributes, 1);
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if (searchResult.Any())
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{
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return true;
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}
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_logger.ErrorWrongUserDnParameter(userDn);
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return false;
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}
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public override bool CheckGroupDn(string groupDn)
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{
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string[] attributes = { LdapConstants.ADSchemaAttributes.OBJECT_CLASS };
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var searchResult = _lDAPSearcher.Search(groupDn, NovellLdapSearcher.LdapScope.Base,
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LdapConstants.OBJECT_FILTER, attributes, 1);
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if (searchResult.Any())
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{
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return true;
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}
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_logger.ErrorWrongGroupDnParameter(groupDn);
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return false;
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}
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public override List<LdapObject> GetUsers(string filter = null, int limit = -1)
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{
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var list = new List<LdapObject>();
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try
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{
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if (!string.IsNullOrEmpty(Settings.UserFilter) && !Settings.UserFilter.StartsWith("(") &&
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!Settings.UserFilter.EndsWith(")"))
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{
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Settings.UserFilter = string.Format("({0})", Settings.UserFilter);
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}
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if (!string.IsNullOrEmpty(filter) && !filter.StartsWith("(") &&
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!filter.EndsWith(")"))
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{
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filter = string.Format("({0})", Settings.UserFilter);
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}
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var searchfilter = string.IsNullOrEmpty(filter)
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? Settings.UserFilter
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: string.Format("(&{0}{1})", Settings.UserFilter, filter);
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list = _lDAPSearcher.Search(Settings.UserDN, NovellLdapSearcher.LdapScope.Sub, searchfilter, limit: limit);
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return list;
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}
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catch (Exception e)
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{
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_logger.ErrorGetUsersFailed(filter, limit, e);
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}
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return list;
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}
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public override LdapObject GetUserBySid(string sid)
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{
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try
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{
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var ldapUniqueIdAttribute = _configuration["ldap:unique:id"];
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Criteria criteria;
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if (ldapUniqueIdAttribute == null)
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{
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criteria = Criteria.Any(
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Expression.Equal(LdapConstants.RfcLDAPAttributes.ENTRY_UUID, sid),
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Expression.Equal(LdapConstants.RfcLDAPAttributes.NS_UNIQUE_ID, sid),
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Expression.Equal(LdapConstants.RfcLDAPAttributes.GUID, sid),
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Expression.Equal(LdapConstants.ADSchemaAttributes.OBJECT_SID, sid)
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);
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}
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else
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{
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criteria = Criteria.All(Expression.Equal(ldapUniqueIdAttribute, sid));
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}
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var searchfilter = string.Format("(&{0}{1})", Settings.UserFilter, criteria);
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var list = _lDAPSearcher.Search(Settings.UserDN, NovellLdapSearcher.LdapScope.Sub, searchfilter, limit: 1);
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return list.FirstOrDefault();
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}
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catch (Exception e)
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{
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_logger.ErrorGetUserBySidFailed(sid, e);
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}
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return null;
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}
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public override List<LdapObject> GetGroups(Criteria criteria = null)
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{
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var list = new List<LdapObject>();
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try
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{
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if (!string.IsNullOrEmpty(Settings.GroupFilter) && !Settings.GroupFilter.StartsWith("(") &&
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!Settings.GroupFilter.EndsWith(")"))
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{
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Settings.GroupFilter = string.Format("({0})", Settings.GroupFilter);
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}
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var searchfilter = criteria == null
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? Settings.GroupFilter
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: string.Format("(&{0}{1})", Settings.GroupFilter, criteria);
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list = _lDAPSearcher.Search(Settings.GroupDN, NovellLdapSearcher.LdapScope.Sub, searchfilter);
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}
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catch (Exception e)
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{
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_logger.ErrorGetGroupsFailed(criteria, e);
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}
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return list;
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}
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public override void Dispose()
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{
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_lDAPSearcher.Dispose();
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}
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}
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