protected void GetUserMembership(IADsGroup group, string userName, string propertyName, List <string> userGroups)
{
try
{
string userAccountName;
string groupAccountName = String.Empty;
IADsMembers membership = group.Members();
foreach (object obj in membership)
{
userAccountName = DirectoryServicesUtils.GetObjectAccountName((IADs)obj, propertyName);
if (StringUtil.CompareIgnoreCase(userAccountName, userName))
{
if (!StringUtil.IsStringInitialized(groupAccountName))
{
groupAccountName = DirectoryServicesUtils.GetObjectAccountName(group, propertyName);
}
userGroups.Add(groupAccountName);
}
}
}
catch (Exception exc)
{
Log.WriteWarning("Failed to obtain user membership. Details : {0}", exc.Message);
}
}
private static void AddUserToGroup(Session session, string account, string groupName)
{
bool isMachine;
GroupPrincipal group = CustomActions.FindInDomainOrMachine(groupName, out isMachine) as GroupPrincipal;
if (group == null)
{
throw new NoMatchingPrincipalException($"The group {groupName} could not be found");
}
UserPrincipal user = (UserPrincipal)CustomActions.FindInDomainOrMachine(account, out isMachine);
if (user == null)
{
throw new NoMatchingPrincipalException($"The user {account} could not be found");
}
DirectoryEntry gde = (DirectoryEntry)group.GetUnderlyingObject();
IADsGroup nativeGroup = (IADsGroup)gde.NativeObject;
foreach (object item in nativeGroup.Members())
{
byte[] s = (byte[])item.GetType().InvokeMember("ObjectSid", System.Reflection.BindingFlags.GetProperty, null, item, null);
SecurityIdentifier sid = new SecurityIdentifier(s, 0);
if (user.Sid == sid)
{
session.Log($"User {account} was already in group {groupName}");
return;
}
}
session.Log($"User {account} was not in group {groupName}");
try
{
if (gde.Path.StartsWith("winnt", StringComparison.OrdinalIgnoreCase))
{
session.Log($"Adding WINNT://{user.Sid} to group {gde.Path}");
nativeGroup.Add($"WINNT://{user.Sid}");
}
else
{
DirectoryEntry ude = (DirectoryEntry)user.GetUnderlyingObject();
session.Log($"Adding {ude.Path} to group {gde.Path}");
nativeGroup.Add(ude.Path);
}
}
catch (System.Runtime.InteropServices.COMException e)
{
if (e.HResult == -2147019886) //unchecked((int)0x80071392))
{
session.Log($"User {account} was already in group {groupName} - 0x80071392");
return;
}
throw;
}
}