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901 lines
26 KiB
901 lines
26 KiB
// This code is derived from jcifs smb client library <jcifs at samba dot org>
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// Ported by J. Arturo <webmaster at komodosoft dot net>
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.IO;
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using SharpCifs.Dcerpc;
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using SharpCifs.Dcerpc.Msrpc;
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using SharpCifs.Util;
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using SharpCifs.Util.Sharpen;
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using Hashtable = SharpCifs.Util.Sharpen.Hashtable; //not System.Collections.Hashtable
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namespace SharpCifs.Smb
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{
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/// <summary>
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/// A Windows SID is a numeric identifier used to represent Windows
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/// accounts.
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/// </summary>
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/// <remarks>
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/// A Windows SID is a numeric identifier used to represent Windows
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/// accounts. SIDs are commonly represented using a textual format such as
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/// <tt>S-1-5-21-1496946806-2192648263-3843101252-1029</tt> but they may
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/// also be resolved to yield the name of the associated Windows account
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/// such as <tt>Administrators</tt> or <tt>MYDOM\alice</tt>.
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/// <p>
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/// Consider the following output of <tt>examples/SidLookup.java</tt>:
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/// <pre>
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/// toString: S-1-5-21-4133388617-793952518-2001621813-512
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/// toDisplayString: WNET\Domain Admins
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/// getType: 2
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/// getTypeText: Domain group
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/// getDomainName: WNET
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/// getAccountName: Domain Admins
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/// </pre>
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/// </remarks>
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public class Sid : Rpc.SidT
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{
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public const int SidTypeUseNone = Lsarpc.SidNameUseNone;
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public const int SidTypeUser = Lsarpc.SidNameUser;
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public const int SidTypeDomGrp = Lsarpc.SidNameDomGrp;
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public const int SidTypeDomain = Lsarpc.SidNameDomain;
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public const int SidTypeAlias = Lsarpc.SidNameAlias;
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public const int SidTypeWknGrp = Lsarpc.SidNameWknGrp;
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public const int SidTypeDeleted = Lsarpc.SidNameDeleted;
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public const int SidTypeInvalid = Lsarpc.SidNameInvalid;
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public const int SidTypeUnknown = Lsarpc.SidNameUnknown;
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internal static readonly string[] SidTypeNames = { "0", "User", "Domain group"
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, "Domain", "Local group", "Builtin group", "Deleted", "Invalid", "Unknown" };
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public const int SidFlagResolveSids = unchecked(0x0001);
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public static Sid Everyone;
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public static Sid CreatorOwner;
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public static Sid SYSTEM;
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static Sid()
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{
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try
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{
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Everyone = new Sid("S-1-1-0");
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CreatorOwner = new Sid("S-1-3-0");
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SYSTEM = new Sid("S-1-5-18");
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}
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catch (SmbException)
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{
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}
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}
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internal static Hashtable SidCache = new Hashtable();
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/// <exception cref="System.IO.IOException"></exception>
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internal static void ResolveSids(DcerpcHandle handle, LsaPolicyHandle policyHandle
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, Sid[] sids)
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{
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MsrpcLookupSids rpc = new MsrpcLookupSids(policyHandle, sids);
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handle.Sendrecv(rpc);
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switch (rpc.Retval)
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{
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case 0:
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case NtStatus.NtStatusNoneMapped:
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case unchecked(0x00000107):
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{
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// NT_STATUS_SOME_NOT_MAPPED
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break;
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}
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default:
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{
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throw new SmbException(rpc.Retval, false);
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}
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}
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for (int si = 0; si < sids.Length; si++)
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{
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sids[si].Type = rpc.Names.Names[si].SidType;
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sids[si].DomainName = null;
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switch (sids[si].Type)
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{
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case SidTypeUser:
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case SidTypeDomGrp:
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case SidTypeDomain:
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case SidTypeAlias:
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case SidTypeWknGrp:
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{
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int sidIndex = rpc.Names.Names[si].SidIndex;
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Rpc.Unicode_string ustr = rpc.Domains.Domains[sidIndex].Name;
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sids[si].DomainName = (new UnicodeString(ustr, false)).ToString();
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break;
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}
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}
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sids[si].AcctName = (new UnicodeString(rpc.Names.Names[si].Name, false)).ToString
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();
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sids[si].OriginServer = null;
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sids[si].OriginAuth = null;
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}
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}
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/// <exception cref="System.IO.IOException"></exception>
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internal static void ResolveSids0(string authorityServerName, NtlmPasswordAuthentication
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auth, Sid[] sids)
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{
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DcerpcHandle handle = null;
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LsaPolicyHandle policyHandle = null;
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lock (SidCache)
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{
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try
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{
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handle = DcerpcHandle.GetHandle("ncacn_np:" + authorityServerName + "[\\PIPE\\lsarpc]"
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, auth);
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string server = authorityServerName;
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int dot = server.IndexOf('.');
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if (dot > 0 && char.IsDigit(server[0]) == false)
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{
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server = Runtime.Substring(server, 0, dot);
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}
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policyHandle = new LsaPolicyHandle(handle, "\\\\" + server, unchecked(0x00000800));
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ResolveSids(handle, policyHandle, sids);
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}
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finally
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{
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if (handle != null)
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{
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if (policyHandle != null)
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{
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policyHandle.Close();
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}
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handle.Close();
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}
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}
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}
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}
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/// <exception cref="System.IO.IOException"></exception>
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public static void ResolveSids(string authorityServerName, NtlmPasswordAuthentication
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auth, Sid[] sids, int offset, int length)
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{
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List<object> list = new List<object>();//new List<object>(sids.Length);
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int si;
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lock (SidCache)
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{
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for (si = 0; si < length; si++)
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{
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Sid sid = (Sid)SidCache.Get(sids[offset + si]);
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if (sid != null)
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{
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sids[offset + si].Type = sid.Type;
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sids[offset + si].DomainName = sid.DomainName;
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sids[offset + si].AcctName = sid.AcctName;
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}
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else
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{
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list.Add(sids[offset + si]);
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}
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}
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if (list.Count > 0)
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{
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//sids = (Jcifs.Smb.SID[])Sharpen.Collections.ToArray(list, new Jcifs.Smb.SID[0]);
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sids = (Sid[])list.ToArray();
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ResolveSids0(authorityServerName, auth, sids);
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for (si = 0; si < sids.Length; si++)
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{
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SidCache.Put(sids[si], sids[si]);
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}
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}
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}
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}
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/// <summary>Resolve an array of SIDs using a cache and at most one MSRPC request.</summary>
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/// <remarks>
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/// Resolve an array of SIDs using a cache and at most one MSRPC request.
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/// <p>
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/// This method will attempt
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/// to resolve SIDs using a cache and cache the results of any SIDs that
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/// required resolving with the authority. SID cache entries are currently not
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/// expired because under normal circumstances SID information never changes.
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/// </remarks>
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/// <param name="authorityServerName">The hostname of the server that should be queried. For maximum efficiency this should be the hostname of a domain controller however a member server will work as well and a domain controller may not return names for SIDs corresponding to local accounts for which the domain controller is not an authority.
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/// </param>
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/// <param name="auth">The credentials that should be used to communicate with the named server. As usual, <tt>null</tt> indicates that default credentials should be used.
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/// </param>
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/// <param name="sids">The SIDs that should be resolved. After this function is called, the names associated with the SIDs may be queried with the <tt>toDisplayString</tt>, <tt>getDomainName</tt>, and <tt>getAccountName</tt> methods.
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/// </param>
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/// <exception cref="System.IO.IOException"></exception>
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public static void ResolveSids(string authorityServerName, NtlmPasswordAuthentication
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auth, Sid[] sids)
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{
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List<object> list = new List<object>();//new List<object>(sids.Length);
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int si;
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lock (SidCache)
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{
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for (si = 0; si < sids.Length; si++)
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{
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Sid sid = (Sid)SidCache.Get(sids[si]);
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if (sid != null)
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{
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sids[si].Type = sid.Type;
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sids[si].DomainName = sid.DomainName;
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sids[si].AcctName = sid.AcctName;
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}
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else
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{
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list.Add(sids[si]);
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}
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}
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if (list.Count > 0)
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{
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//sids = (Jcifs.Smb.SID[])Sharpen.Collections.ToArray(list, new Jcifs.Smb.SID[0]);
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sids = (Sid[]) list.ToArray();
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ResolveSids0(authorityServerName, auth, sids);
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for (si = 0; si < sids.Length; si++)
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{
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SidCache.Put(sids[si], sids[si]);
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}
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}
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}
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}
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/// <exception cref="System.IO.IOException"></exception>
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public static Sid GetServerSid(string server, NtlmPasswordAuthentication
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auth)
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{
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DcerpcHandle handle = null;
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LsaPolicyHandle policyHandle = null;
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Lsarpc.LsarDomainInfo info = new Lsarpc.LsarDomainInfo();
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MsrpcQueryInformationPolicy rpc;
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lock (SidCache)
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{
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try
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{
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handle = DcerpcHandle.GetHandle("ncacn_np:" + server + "[\\PIPE\\lsarpc]", auth);
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// NetApp doesn't like the 'generic' access mask values
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policyHandle = new LsaPolicyHandle(handle, null, unchecked(0x00000001));
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rpc = new MsrpcQueryInformationPolicy(policyHandle, Lsarpc.PolicyInfoAccountDomain
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, info);
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handle.Sendrecv(rpc);
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if (rpc.Retval != 0)
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{
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throw new SmbException(rpc.Retval, false);
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}
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return new Sid(info.Sid, SidTypeDomain, (new UnicodeString
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(info.Name, false)).ToString(), null, false);
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}
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finally
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{
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if (handle != null)
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{
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if (policyHandle != null)
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{
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policyHandle.Close();
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}
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handle.Close();
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}
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}
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}
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}
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public static byte[] ToByteArray(Rpc.SidT sid)
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{
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byte[] dst = new byte[1 + 1 + 6 + sid.SubAuthorityCount * 4];
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int di = 0;
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dst[di++] = sid.Revision;
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dst[di++] = sid.SubAuthorityCount;
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Array.Copy(sid.IdentifierAuthority, 0, dst, di, 6);
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di += 6;
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for (int ii = 0; ii < sid.SubAuthorityCount; ii++)
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{
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Encdec.Enc_uint32le(sid.SubAuthority[ii], dst, di);
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di += 4;
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}
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return dst;
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}
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internal int Type;
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internal string DomainName;
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internal string AcctName;
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internal string OriginServer;
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internal NtlmPasswordAuthentication OriginAuth;
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public Sid(byte[] src, int si)
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{
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Revision = src[si++];
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SubAuthorityCount = src[si++];
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IdentifierAuthority = new byte[6];
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Array.Copy(src, si, IdentifierAuthority, 0, 6);
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si += 6;
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if (SubAuthorityCount > 100)
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{
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throw new RuntimeException("Invalid SID sub_authority_count");
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}
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SubAuthority = new int[SubAuthorityCount];
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for (int i = 0; i < SubAuthorityCount; i++)
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{
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SubAuthority[i] = ServerMessageBlock.ReadInt4(src, si);
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si += 4;
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}
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}
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/// <summary>
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/// Construct a SID from it's textual representation such as
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/// <tt>S-1-5-21-1496946806-2192648263-3843101252-1029</tt>.
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/// </summary>
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/// <remarks>
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/// Construct a SID from it's textual representation such as
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/// <tt>S-1-5-21-1496946806-2192648263-3843101252-1029</tt>.
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/// </remarks>
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/// <exception cref="SharpCifs.Smb.SmbException"></exception>
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public Sid(string textual)
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{
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StringTokenizer st = new StringTokenizer(textual, "-");
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if (st.CountTokens() < 3 || !st.NextToken().Equals("S"))
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{
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// need S-N-M
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throw new SmbException("Bad textual SID format: " + textual);
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}
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Revision = byte.Parse(st.NextToken());
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string tmp = st.NextToken();
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long id = 0;
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if (tmp.StartsWith("0x"))
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{
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//id = long.Parse(Sharpen.Runtime.Substring(tmp, 2), 16);
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id = long.Parse(Runtime.Substring(tmp, 2));
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}
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else
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{
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id = long.Parse(tmp);
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}
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IdentifierAuthority = new byte[6];
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for (int i = 5; id > 0; i--)
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{
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IdentifierAuthority[i] = unchecked((byte)(id % 256));
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id >>= 8;
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}
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SubAuthorityCount = unchecked((byte)st.CountTokens());
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if (SubAuthorityCount > 0)
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{
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SubAuthority = new int[SubAuthorityCount];
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for (int i1 = 0; i1 < SubAuthorityCount; i1++)
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{
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SubAuthority[i1] = (int)(long.Parse(st.NextToken()) & unchecked(0xFFFFFFFFL));
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}
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}
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}
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/// <summary>
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/// Construct a SID from a domain SID and an RID
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/// (relative identifier).
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/// </summary>
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/// <remarks>
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/// Construct a SID from a domain SID and an RID
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/// (relative identifier). For example, a domain SID
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/// <tt>S-1-5-21-1496946806-2192648263-3843101252</tt> and RID <tt>1029</tt> would
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/// yield the SID <tt>S-1-5-21-1496946806-2192648263-3843101252-1029</tt>.
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/// </remarks>
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public Sid(Sid domsid, int rid)
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{
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Revision = domsid.Revision;
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IdentifierAuthority = domsid.IdentifierAuthority;
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SubAuthorityCount = unchecked((byte)(domsid.SubAuthorityCount + 1));
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SubAuthority = new int[SubAuthorityCount];
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int i;
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for (i = 0; i < domsid.SubAuthorityCount; i++)
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{
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SubAuthority[i] = domsid.SubAuthority[i];
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}
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SubAuthority[i] = rid;
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}
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public Sid(Rpc.SidT sid, int type, string domainName, string acctName, bool decrementAuthority
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)
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{
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Revision = sid.Revision;
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SubAuthorityCount = sid.SubAuthorityCount;
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IdentifierAuthority = sid.IdentifierAuthority;
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SubAuthority = sid.SubAuthority;
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this.Type = type;
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this.DomainName = domainName;
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this.AcctName = acctName;
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if (decrementAuthority)
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{
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SubAuthorityCount--;
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SubAuthority = new int[SubAuthorityCount];
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for (int i = 0; i < SubAuthorityCount; i++)
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{
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SubAuthority[i] = sid.SubAuthority[i];
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}
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}
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}
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public virtual Sid GetDomainSid()
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{
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return new Sid(this, SidTypeDomain, DomainName, null, GetType()
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!= SidTypeDomain);
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}
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public virtual int GetRid()
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{
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if (GetType() == SidTypeDomain)
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{
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throw new ArgumentException("This SID is a domain sid");
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}
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return SubAuthority[SubAuthorityCount - 1];
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}
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/// <summary>Returns the type of this SID indicating the state or type of account.</summary>
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/// <remarks>
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/// Returns the type of this SID indicating the state or type of account.
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/// <p>
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/// SID types are described in the following table.
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/// <tt>
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/// <table>
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/// <tr><th>Type</th><th>Name</th></tr>
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/// <tr><td>SID_TYPE_USE_NONE</td><td>0</td></tr>
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/// <tr><td>SID_TYPE_USER</td><td>User</td></tr>
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/// <tr><td>SID_TYPE_DOM_GRP</td><td>Domain group</td></tr>
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/// <tr><td>SID_TYPE_DOMAIN</td><td>Domain</td></tr>
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/// <tr><td>SID_TYPE_ALIAS</td><td>Local group</td></tr>
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/// <tr><td>SID_TYPE_WKN_GRP</td><td>Builtin group</td></tr>
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/// <tr><td>SID_TYPE_DELETED</td><td>Deleted</td></tr>
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/// <tr><td>SID_TYPE_INVALID</td><td>Invalid</td></tr>
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/// <tr><td>SID_TYPE_UNKNOWN</td><td>Unknown</td></tr>
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/// </table>
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/// </tt>
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/// </remarks>
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public virtual int GetType()
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{
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if (OriginServer != null)
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{
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ResolveWeak();
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}
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return Type;
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}
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/// <summary>
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/// Return text represeting the SID type suitable for display to
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/// users.
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/// </summary>
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/// <remarks>
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/// Return text represeting the SID type suitable for display to
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/// users. Text includes 'User', 'Domain group', 'Local group', etc.
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/// </remarks>
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public virtual string GetTypeText()
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{
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if (OriginServer != null)
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{
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ResolveWeak();
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}
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return SidTypeNames[Type];
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}
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/// <summary>
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/// Return the domain name of this SID unless it could not be
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/// resolved in which case the numeric representation is returned.
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/// </summary>
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/// <remarks>
|
|
/// Return the domain name of this SID unless it could not be
|
|
/// resolved in which case the numeric representation is returned.
|
|
/// </remarks>
|
|
public virtual string GetDomainName()
|
|
{
|
|
if (OriginServer != null)
|
|
{
|
|
ResolveWeak();
|
|
}
|
|
if (Type == SidTypeUnknown)
|
|
{
|
|
string full = ToString();
|
|
return Runtime.Substring(full, 0, full.Length - GetAccountName().Length -
|
|
1);
|
|
}
|
|
return DomainName;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Return the sAMAccountName of this SID unless it could not
|
|
/// be resolved in which case the numeric RID is returned.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// Return the sAMAccountName of this SID unless it could not
|
|
/// be resolved in which case the numeric RID is returned. If this
|
|
/// SID is a domain SID, this method will return an empty String.
|
|
/// </remarks>
|
|
public virtual string GetAccountName()
|
|
{
|
|
if (OriginServer != null)
|
|
{
|
|
ResolveWeak();
|
|
}
|
|
if (Type == SidTypeUnknown)
|
|
{
|
|
return string.Empty + SubAuthority[SubAuthorityCount - 1];
|
|
}
|
|
if (Type == SidTypeDomain)
|
|
{
|
|
return string.Empty;
|
|
}
|
|
return AcctName;
|
|
}
|
|
|
|
public override int GetHashCode()
|
|
{
|
|
int hcode = IdentifierAuthority[5];
|
|
for (int i = 0; i < SubAuthorityCount; i++)
|
|
{
|
|
hcode += 65599 * SubAuthority[i];
|
|
}
|
|
return hcode;
|
|
}
|
|
|
|
public override bool Equals(object obj)
|
|
{
|
|
if (obj is Sid)
|
|
{
|
|
Sid sid = (Sid)obj;
|
|
if (sid == this)
|
|
{
|
|
return true;
|
|
}
|
|
if (sid.SubAuthorityCount == SubAuthorityCount)
|
|
{
|
|
int i = SubAuthorityCount;
|
|
while (i-- > 0)
|
|
{
|
|
if (sid.SubAuthority[i] != SubAuthority[i])
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
for (i = 0; i < 6; i++)
|
|
{
|
|
if (sid.IdentifierAuthority[i] != IdentifierAuthority[i])
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
return sid.Revision == Revision;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Return the numeric representation of this sid such as
|
|
/// <tt>S-1-5-21-1496946806-2192648263-3843101252-1029</tt>.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// Return the numeric representation of this sid such as
|
|
/// <tt>S-1-5-21-1496946806-2192648263-3843101252-1029</tt>.
|
|
/// </remarks>
|
|
public override string ToString()
|
|
{
|
|
string ret = "S-" + (Revision & unchecked(0xFF)) + "-";
|
|
if (IdentifierAuthority[0] != unchecked(0) || IdentifierAuthority[1] != unchecked(
|
|
0))
|
|
{
|
|
ret += "0x";
|
|
ret += Hexdump.ToHexString(IdentifierAuthority, 0, 6);
|
|
}
|
|
else
|
|
{
|
|
int shift = 0;
|
|
long id = 0;
|
|
for (int i = 5; i > 1; i--)
|
|
{
|
|
id += (IdentifierAuthority[i] & unchecked(0xFFL)) << shift;
|
|
shift += 8;
|
|
}
|
|
ret += id;
|
|
}
|
|
for (int i1 = 0; i1 < SubAuthorityCount; i1++)
|
|
{
|
|
ret += "-" + (SubAuthority[i1] & unchecked(0xFFFFFFFFL));
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Return a String representing this SID ideal for display to
|
|
/// users.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// Return a String representing this SID ideal for display to
|
|
/// users. This method should return the same text that the ACL
|
|
/// editor in Windows would display.
|
|
/// <p>
|
|
/// Specifically, if the SID has
|
|
/// been resolved and it is not a domain SID or builtin account,
|
|
/// the full DOMAIN\name form of the account will be
|
|
/// returned (e.g. MYDOM\alice or MYDOM\Domain Users).
|
|
/// If the SID has been resolved but it is is a domain SID,
|
|
/// only the domain name will be returned (e.g. MYDOM).
|
|
/// If the SID has been resolved but it is a builtin account,
|
|
/// only the name component will be returned (e.g. SYSTEM).
|
|
/// If the sid cannot be resolved the numeric representation from
|
|
/// toString() is returned.
|
|
/// </remarks>
|
|
public virtual string ToDisplayString()
|
|
{
|
|
if (OriginServer != null)
|
|
{
|
|
ResolveWeak();
|
|
}
|
|
if (DomainName != null)
|
|
{
|
|
string str;
|
|
if (Type == SidTypeDomain)
|
|
{
|
|
str = DomainName;
|
|
}
|
|
else
|
|
{
|
|
if (Type == SidTypeWknGrp || DomainName.Equals("BUILTIN"))
|
|
{
|
|
if (Type == SidTypeUnknown)
|
|
{
|
|
str = ToString();
|
|
}
|
|
else
|
|
{
|
|
str = AcctName;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
str = DomainName + "\\" + AcctName;
|
|
}
|
|
}
|
|
return str;
|
|
}
|
|
return ToString();
|
|
}
|
|
|
|
/// <summary>Manually resolve this SID.</summary>
|
|
/// <remarks>
|
|
/// Manually resolve this SID. Normally SIDs are automatically
|
|
/// resolved. However, if a SID is constructed explicitly using a SID
|
|
/// constructor, JCIFS will have no knowledge of the server that created the
|
|
/// SID and therefore cannot possibly resolve it automatically. In this case,
|
|
/// this method will be necessary.
|
|
/// </remarks>
|
|
/// <param name="authorityServerName">The FQDN of the server that is an authority for the SID.
|
|
/// </param>
|
|
/// <param name="auth">Credentials suitable for accessing the SID's information.</param>
|
|
/// <exception cref="System.IO.IOException"></exception>
|
|
public virtual void Resolve(string authorityServerName, NtlmPasswordAuthentication
|
|
auth)
|
|
{
|
|
Sid[] sids = new Sid[1];
|
|
sids[0] = this;
|
|
ResolveSids(authorityServerName, auth, sids);
|
|
}
|
|
|
|
internal virtual void ResolveWeak()
|
|
{
|
|
if (OriginServer != null)
|
|
{
|
|
try
|
|
{
|
|
Resolve(OriginServer, OriginAuth);
|
|
}
|
|
catch (IOException)
|
|
{
|
|
}
|
|
finally
|
|
{
|
|
OriginServer = null;
|
|
OriginAuth = null;
|
|
}
|
|
}
|
|
}
|
|
|
|
/// <exception cref="System.IO.IOException"></exception>
|
|
internal static Sid[] GetGroupMemberSids0(DcerpcHandle handle, SamrDomainHandle
|
|
domainHandle, Sid domsid, int rid, int flags)
|
|
{
|
|
SamrAliasHandle aliasHandle = null;
|
|
Lsarpc.LsarSidArray sidarray = new Lsarpc.LsarSidArray();
|
|
MsrpcGetMembersInAlias rpc = null;
|
|
try
|
|
{
|
|
aliasHandle = new SamrAliasHandle(handle, domainHandle, unchecked(0x0002000c), rid);
|
|
rpc = new MsrpcGetMembersInAlias(aliasHandle, sidarray);
|
|
handle.Sendrecv(rpc);
|
|
if (rpc.Retval != 0)
|
|
{
|
|
throw new SmbException(rpc.Retval, false);
|
|
}
|
|
Sid[] sids = new Sid[rpc.Sids.NumSids];
|
|
string originServer = handle.GetServer();
|
|
NtlmPasswordAuthentication originAuth = (NtlmPasswordAuthentication)handle.GetPrincipal
|
|
();
|
|
for (int i = 0; i < sids.Length; i++)
|
|
{
|
|
sids[i] = new Sid(rpc.Sids.Sids[i].Sid, 0, null, null, false);
|
|
sids[i].OriginServer = originServer;
|
|
sids[i].OriginAuth = originAuth;
|
|
}
|
|
if (sids.Length > 0 && (flags & SidFlagResolveSids) != 0)
|
|
{
|
|
ResolveSids(originServer, originAuth, sids);
|
|
}
|
|
return sids;
|
|
}
|
|
finally
|
|
{
|
|
if (aliasHandle != null)
|
|
{
|
|
aliasHandle.Close();
|
|
}
|
|
}
|
|
}
|
|
|
|
/// <exception cref="System.IO.IOException"></exception>
|
|
public virtual Sid[] GetGroupMemberSids(string authorityServerName, NtlmPasswordAuthentication
|
|
auth, int flags)
|
|
{
|
|
if (Type != SidTypeDomGrp && Type != SidTypeAlias)
|
|
{
|
|
return new Sid[0];
|
|
}
|
|
DcerpcHandle handle = null;
|
|
SamrPolicyHandle policyHandle = null;
|
|
SamrDomainHandle domainHandle = null;
|
|
Sid domsid = GetDomainSid();
|
|
lock (SidCache)
|
|
{
|
|
try
|
|
{
|
|
handle = DcerpcHandle.GetHandle("ncacn_np:" + authorityServerName + "[\\PIPE\\samr]"
|
|
, auth);
|
|
policyHandle = new SamrPolicyHandle(handle, authorityServerName, unchecked(0x00000030));
|
|
domainHandle = new SamrDomainHandle(handle, policyHandle, unchecked(0x00000200), domsid);
|
|
return GetGroupMemberSids0(handle, domainHandle, domsid, GetRid(),
|
|
flags);
|
|
}
|
|
finally
|
|
{
|
|
if (handle != null)
|
|
{
|
|
if (policyHandle != null)
|
|
{
|
|
if (domainHandle != null)
|
|
{
|
|
domainHandle.Close();
|
|
}
|
|
policyHandle.Close();
|
|
}
|
|
handle.Close();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// This specialized method returns a Map of users and local groups for the
|
|
/// target server where keys are SIDs representing an account and each value
|
|
/// is an List<object> of SIDs represents the local groups that the account is
|
|
/// a member of.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// This specialized method returns a Map of users and local groups for the
|
|
/// target server where keys are SIDs representing an account and each value
|
|
/// is an List<object> of SIDs represents the local groups that the account is
|
|
/// a member of.
|
|
/// <p/>
|
|
/// This method is designed to assist with computing access control for a
|
|
/// given user when the target object's ACL has local groups. Local groups
|
|
/// are not listed in a user's group membership (e.g. as represented by the
|
|
/// tokenGroups constructed attribute retrived via LDAP).
|
|
/// <p/>
|
|
/// Domain groups nested inside a local group are currently not expanded. In
|
|
/// this case the key (SID) type will be SID_TYPE_DOM_GRP rather than
|
|
/// SID_TYPE_USER.
|
|
/// </remarks>
|
|
/// <param name="authorityServerName">The server from which the local groups will be queried.
|
|
/// </param>
|
|
/// <param name="auth">The credentials required to query groups and group members.</param>
|
|
/// <param name="flags">
|
|
/// Flags that control the behavior of the operation. When all
|
|
/// name associated with SIDs will be required, the SID_FLAG_RESOLVE_SIDS
|
|
/// flag should be used which causes all group member SIDs to be resolved
|
|
/// together in a single more efficient operation.
|
|
/// </param>
|
|
/// <exception cref="System.IO.IOException"></exception>
|
|
internal static Hashtable GetLocalGroupsMap(string authorityServerName, NtlmPasswordAuthentication
|
|
auth, int flags)
|
|
{
|
|
Sid domsid = GetServerSid(authorityServerName, auth);
|
|
DcerpcHandle handle = null;
|
|
SamrPolicyHandle policyHandle = null;
|
|
SamrDomainHandle domainHandle = null;
|
|
Samr.SamrSamArray sam = new Samr.SamrSamArray();
|
|
MsrpcEnumerateAliasesInDomain rpc;
|
|
lock (SidCache)
|
|
{
|
|
try
|
|
{
|
|
handle = DcerpcHandle.GetHandle("ncacn_np:" + authorityServerName + "[\\PIPE\\samr]"
|
|
, auth);
|
|
policyHandle = new SamrPolicyHandle(handle, authorityServerName, unchecked(0x02000000));
|
|
domainHandle = new SamrDomainHandle(handle, policyHandle, unchecked(0x02000000), domsid);
|
|
rpc = new MsrpcEnumerateAliasesInDomain(domainHandle, unchecked(0xFFFF), sam
|
|
);
|
|
handle.Sendrecv(rpc);
|
|
if (rpc.Retval != 0)
|
|
{
|
|
throw new SmbException(rpc.Retval, false);
|
|
}
|
|
Hashtable map = new Hashtable();
|
|
for (int ei = 0; ei < rpc.Sam.Count; ei++)
|
|
{
|
|
Samr.SamrSamEntry entry = rpc.Sam.Entries[ei];
|
|
Sid[] mems = GetGroupMemberSids0(handle, domainHandle, domsid
|
|
, entry.Idx, flags);
|
|
Sid groupSid = new Sid(domsid, entry.Idx);
|
|
groupSid.Type = SidTypeAlias;
|
|
groupSid.DomainName = domsid.GetDomainName();
|
|
groupSid.AcctName = (new UnicodeString(entry.Name, false)).ToString();
|
|
for (int mi = 0; mi < mems.Length; mi++)
|
|
{
|
|
List<object> groups = (List<object>)map.Get(mems[mi]);
|
|
if (groups == null)
|
|
{
|
|
groups = new List<object>();
|
|
map.Put(mems[mi], groups);
|
|
}
|
|
if (!groups.Contains(groupSid))
|
|
{
|
|
groups.Add(groupSid);
|
|
}
|
|
}
|
|
}
|
|
return map;
|
|
}
|
|
finally
|
|
{
|
|
if (handle != null)
|
|
{
|
|
if (policyHandle != null)
|
|
{
|
|
if (domainHandle != null)
|
|
{
|
|
domainHandle.Close();
|
|
}
|
|
policyHandle.Close();
|
|
}
|
|
handle.Close();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|