public static IEnumerable <object> Get_DomainGPO(Args_Get_DomainGPO args = null)
{
if (args == null)
{
args = new Args_Get_DomainGPO();
}
var SearcherArguments = new Args_Get_DomainSearcher
{
Domain = args.Domain,
Properties = args.Properties,
SearchBase = args.SearchBase,
Server = args.Server,
SearchScope = args.SearchScope,
ResultPageSize = args.ResultPageSize,
ServerTimeLimit = args.ServerTimeLimit,
SecurityMasks = args.SecurityMasks,
Tombstone = args.Tombstone,
Credential = args.Credential
};
var GPOSearcher = GetDomainSearcher.Get_DomainSearcher(SearcherArguments);
var GPOs = new List <object>();
if (GPOSearcher != null)
{
if (args.ComputerIdentity != null || args.UserIdentity != null)
{
var GPOAdsPaths = new List <string>();
string[] OldProperties = null;
if (SearcherArguments.Properties != null)
{
OldProperties = SearcherArguments.Properties;
}
SearcherArguments.Properties = new[] { @"distinguishedname", @"dnshostname" };
string TargetComputerName = null;
string ObjectDN = null;
if (args.ComputerIdentity.IsNotNullOrEmpty())
{
var Computer = GetDomainComputer.Get_DomainComputer(new Args_Get_DomainComputer(SearcherArguments)
{
Identity = new[] { args.ComputerIdentity },
FindOne = true
}).First() as LDAPProperty;
if (Computer == null)
{
Logger.Write_Verbose($@"[Get-DomainGPO] Computer '{args.ComputerIdentity}' not found!");
}
ObjectDN = Computer.distinguishedname;
TargetComputerName = Computer.dnshostname;
}
else
{
var User = GetDomainUser.Get_DomainUser(new Args_Get_DomainUser(SearcherArguments)
{
Identity = new[] { args.UserIdentity },
FindOne = true
}) as LDAPProperty;
if (User == null)
{
Logger.Write_Verbose($@"[Get-DomainGPO] User '{args.UserIdentity}' not found!");
}
ObjectDN = User.distinguishedname;
}
// extract all OUs the target user/computer is a part of
var ObjectOUs = new List <string>();
foreach (var item in ObjectDN.Split(','))
{
if (item.StartsWith(@"OU="))
{
ObjectOUs.Add(ObjectDN.Substring(ObjectDN.IndexOf($@"{item},")));
}
}
Logger.Write_Verbose($@"[Get-DomainGPO] object OUs: {ObjectOUs}");
if (ObjectOUs != null)
{
// find all the GPOs linked to the user/computer's OUs
SearcherArguments.Properties = null;
var InheritanceDisabled = false;
foreach (var ObjectOU in ObjectOUs)
{
var ous = GetDomainOU.Get_DomainOU(new Args_Get_DomainOU(SearcherArguments)
{
Identity = new[] { ObjectOU }
});
foreach (LDAPProperty ou in ous)
{
// extract any GPO links for this particular OU the computer is a part of
if (ou.gplink.IsNotNullOrEmpty())
{
foreach (var item in ou.gplink.Split(new[] { @"][" }, StringSplitOptions.None))
{
if (item.StartsWith(@"LDAP"))
{
var Parts = item.Split(';');
var GpoDN = Parts[0];
var Enforced = Parts[1];
if (InheritanceDisabled)
{
// if inheritance has already been disabled and this GPO is set as "enforced"
// then add it, otherwise ignore it
if (Enforced == @"2")
{
GPOAdsPaths.Add(GpoDN);
}
}
else
{
// inheritance not marked as disabled yet
GPOAdsPaths.Add(GpoDN);
}
}
}
}
//if this OU has GPO inheritence disabled, break so additional OUs aren't processed
if (ou.gpoptions == 1)
{
InheritanceDisabled = true;
}
}
}
}
if (TargetComputerName.IsNotNullOrEmpty())
{
// find all the GPOs linked to the computer's site
var ComputerSite = GetNetComputerSiteName.Get_NetComputerSiteName(new Args_Get_NetComputerSiteName {
ComputerName = new[] { TargetComputerName }
}).First().SiteName;
if (ComputerSite.IsNotNullOrEmpty() && !ComputerSite.IsLikeMatch(@"Error*"))
{
var sites = GetDomainSite.Get_DomainSite(new Args_Get_DomainSite(SearcherArguments)
{
Identity = new[] { ComputerSite }
});
foreach (LDAPProperty site in sites)
{
if (site.gplink.IsNotNullOrEmpty())
{
// extract any GPO links for this particular site the computer is a part of
foreach (var item in site.gplink.Split(new[] { @"][" }, StringSplitOptions.None))
{
if (item.StartsWith(@"LDAP"))
{
GPOAdsPaths.Add(item.Split(';')[0]);
}
}
}
}
}
}
// find any GPOs linked to the user/computer's domain
var ObjectDomainDN = ObjectDN.Substring(ObjectDN.IndexOf(@"DC="));
SearcherArguments.Properties = null;
SearcherArguments.LDAPFilter = $@"(objectclass=domain)(distinguishedname={ObjectDomainDN})";
var objs = GetDomainObject.Get_DomainObject(new Args_Get_DomainObject(SearcherArguments));
foreach (LDAPProperty obj in objs)
{
if (obj.gplink.IsNotNullOrEmpty())
{
// extract any GPO links for this particular domain the computer is a part of
foreach (var item in obj.gplink.Split(new[] { @"][" }, StringSplitOptions.None))
{
if (item.StartsWith(@"LDAP"))
{
GPOAdsPaths.Add(item.Split(';')[0]);
}
}
}
}
Logger.Write_Verbose($@"[Get-DomainGPO] GPOAdsPaths: {GPOAdsPaths}");
// restore the old properites to return, if set
if (OldProperties != null)
{
SearcherArguments.Properties = OldProperties;
}
else
{
SearcherArguments.Properties = null;
}
foreach (var path in GPOAdsPaths.Where(x => x != null && x != ""))
{
// use the gplink as an ADS path to enumerate all GPOs for the computer
SearcherArguments.SearchBase = path;
SearcherArguments.LDAPFilter = @"(objectCategory=groupPolicyContainer)";
objs = GetDomainObject.Get_DomainObject(new Args_Get_DomainObject(SearcherArguments));
foreach (LDAPProperty obj in objs)
{
GPOs.Add(new GPO(obj));
}
}
}
else
{
var IdentityFilter = @"";
var Filter = @"";
if (args.Identity != null)
{
foreach (var item in args.Identity)
{
var IdentityInstance = item.Replace(@"(", @"\28").Replace(@")", @"\29");
if (IdentityInstance.IsRegexMatch(@"LDAP://|^CN=.*"))
{
IdentityFilter += $@"(distinguishedname={IdentityInstance})";
if (args.Domain.IsNullOrEmpty() && args.SearchBase.IsNullOrEmpty())
{
// if a -Domain isn't explicitly set, extract the object domain out of the distinguishedname
// and rebuild the domain searcher
var IdentityDomain = IdentityInstance.Substring(IdentityInstance.IndexOf(@"DC=")).Replace(@"DC=", @"").Replace(@",", @".");
Logger.Write_Verbose($@"[Get-DomainGPO] Extracted domain '{IdentityDomain}' from '{IdentityInstance}'");
SearcherArguments.Domain = IdentityDomain;
GPOSearcher = GetDomainSearcher.Get_DomainSearcher(SearcherArguments);
if (GPOSearcher == null)
{
Logger.Write_Warning($@"[Get-DomainGPO] Unable to retrieve domain searcher for '{IdentityDomain}'");
}
}
}
else if (IdentityInstance.IsRegexMatch(@"{.*}"))
{
IdentityFilter += $@"(name={IdentityInstance})";
}
else
{
try
{
var GuidByteString = string.Join(string.Empty, Guid.Parse(IdentityInstance).ToByteArray().Select(x => x.ToString(@"\X2")));
IdentityFilter += $@"(objectguid={GuidByteString})";
}
catch
{
IdentityFilter += $@"(displayname={IdentityInstance})";
}
}
}
}
if (IdentityFilter != null && IdentityFilter.Trim() != @"")
{
Filter += $@"(|{IdentityFilter})";
}
if (args.LDAPFilter.IsNotNullOrEmpty())
{
Logger.Write_Verbose($@"[Get-DomainGPO] Using additional LDAP filter: {args.LDAPFilter}");
Filter += $@"{args.LDAPFilter}";
}
GPOSearcher.Filter = $@"(&(objectCategory=groupPolicyContainer){Filter})";
Logger.Write_Verbose($@"[Get-DomainGPO] filter string: {GPOSearcher.Filter}");
SearchResult[] Results = null;
if (args.FindOne)
{
Results = new SearchResult[] { GPOSearcher.FindOne() };
}
else
{
var items = GPOSearcher.FindAll();
if (items != null)
{
Results = new SearchResult[items.Count];
items.CopyTo(Results, 0);
}
}
if (Results != null)
{
foreach (var result in Results)
{
if (args.Raw)
{
// return raw result objects
GPOs.Add(result);
}
else
{
GPO GPO;
if (args.SearchBase.IsNotNullOrEmpty() && args.SearchBase.IsRegexMatch(@"^GC://"))
{
GPO = new GPO(ConvertLDAPProperty.Convert_LDAPProperty(result.Properties));
try
{
var GPODN = GPO.distinguishedname;
var GPODomain = GPODN.Substring(GPODN.IndexOf(@"DC=")).Replace(@"DC=", @"").Replace(@",", @".");
var gpcfilesyspath = $@"\\{GPODomain}\SysVol\{GPODomain}\Policies\{GPO.cn}";
GPO.gpcfilesyspath = gpcfilesyspath;
}
catch
{
Logger.Write_Verbose($@"[Get-DomainGPO] Error calculating gpcfilesyspath for: {GPO.distinguishedname}");
}
}
else
{
GPO = new GPO(ConvertLDAPProperty.Convert_LDAPProperty(result.Properties));
}
GPOs.Add(GPO);
}
}
}
}
GPOSearcher.Dispose();
}
return(GPOs);
}
public static IEnumerable <ComputerSite> Get_SiteName(Args_Get_NetComputerSiteName args = null)
{
return(GetNetComputerSiteName.Get_NetComputerSiteName(args));
}