public void InsertGCObject(GlobalCatalogMap obj)
{
if (nodb)
{
return;
}
var gc = db.GetCollection <GlobalCatalogMap>("globalcatalog");
gc.Upsert(obj);
}
public bool GetGCMap(string username, out GlobalCatalogMap obj)
{
if (nodb)
{
obj = null;
return(false);
}
var gc = db.GetCollection <GlobalCatalogMap>("globalcatalog");
obj = gc.FindOne(x => x.Username.Equals(username));
return(obj != null);
}
List <SessionInfo> GetNetSessions(string server, string ComputerDomain)
{
List <SessionInfo> toReturn = new List <SessionInfo>();
IntPtr PtrInfo = IntPtr.Zero;
int val;
IntPtr ResumeHandle = IntPtr.Zero;
Type si10 = typeof(SESSION_INFO_10);
val = NetSessionEnum(server, null, null, 10, out PtrInfo, -1, out int EntriesRead, out int TotalRead, ref ResumeHandle);
SESSION_INFO_10[] results = new SESSION_INFO_10[EntriesRead];
if (val == (int)NERR.NERR_Success)
{
IntPtr iter = PtrInfo;
for (int i = 0; i < EntriesRead; i++)
{
results[i] = (SESSION_INFO_10)Marshal.PtrToStructure(iter, si10);
iter = (IntPtr)(iter.ToInt64() + Marshal.SizeOf(si10));
}
}
NetApiBufferFree(PtrInfo);
foreach (SESSION_INFO_10 x in results)
{
string username = x.sesi10_username;
string cname = x.sesi10_cname;
if (cname != null && cname.StartsWith("\\", StringComparison.CurrentCulture))
{
cname = cname.TrimStart('\\');
}
if (cname.Equals("[::1]"))
{
cname = server;
}
if (cname.Equals("127.0.0.1"))
{
cname = server;
}
if (username.EndsWith("$", StringComparison.CurrentCulture))
{
continue;
}
if (username.Trim() == "" || username == "$" || username == CurrentUser)
{
continue;
}
if (!ResolveCache.TryGetValue(cname, out string DNSHostName))
{
try
{
DNSHostName = Dns.GetHostEntry(cname).HostName;
ResolveCache.TryAdd(cname, DNSHostName);
}
catch
{
DNSHostName = cname;
}
}
GlobalCatalogMap obj;
if (options.SkipGCDeconfliction)
{
obj = new GlobalCatalogMap
{
Username = username,
PossibleNames = new List <string>()
};
}
else
{
if (!manager.GetGCMap(username, out obj))
{
DirectorySearcher GCSearcher = helpers.GetDomainSearcher(ADSPath: GCPath);
GCSearcher.Filter = $"(&(samAccountType=805306368)(samaccountname={username}))";
GCSearcher.PropertiesToLoad.AddRange(new string[] { "distinguishedname" });
List <string> possible = new List <string>();
foreach (SearchResult r in GCSearcher.FindAll())
{
string dn = r.GetProp("distinguishedname");
string domain = Helpers.DomainFromDN(dn);
possible.Add(domain.ToUpper());
}
GCSearcher.Dispose();
obj = new GlobalCatalogMap
{
PossibleNames = possible,
Username = username
};
manager.InsertGCObject(obj);
}
}
if (DNSHostName == null)
{
DNSHostName = cname;
}
if (obj.PossibleNames.Count == 0)
{
//We didn't find the object in the GC at all. Default to computer domain
toReturn.Add(new SessionInfo
{
ComputerName = DNSHostName,
UserName = $"{username}@{ComputerDomain}",
Weight = 2
});
}
else if (obj.PossibleNames.Count == 1)
{
//We found only one instance of the object
toReturn.Add(new SessionInfo
{
ComputerName = DNSHostName,
UserName = $"{username}@{obj.PossibleNames.First()}",
Weight = 1
});
}
else
{
//Multiple possibilities. Add each one with a weight of 1 for the same domain as the computer
foreach (string p in obj.PossibleNames)
{
int weight;
if (p.ToUpper().Equals(ComputerDomain.ToUpper()))
{
weight = 1;
}
else
{
weight = 2;
}
toReturn.Add(new SessionInfo
{
ComputerName = DNSHostName,
UserName = $"{username}@{p}",
Weight = weight
});
}
}
}
return(toReturn);
}
