Improve AD login speed

Blazam-App · May 17, 2023 · 53ca882 · 53ca882
1 parent 2e13beb
commit 53ca882
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Showing 2 changed files with 30 additions and 9 deletions.
diff --git a/BLAZAM/BLAZAM.csproj b/BLAZAM/BLAZAM.csproj
@@ -6,7 +6,7 @@
 		<ImplicitUsings>enable</ImplicitUsings>
 		<ServerGarbageCollection>false</ServerGarbageCollection>
 		<AssemblyVersion>0.8.2</AssemblyVersion>
-		<Version>2023.05.17.0002</Version>
+		<Version>2023.05.17.1900</Version>
 		<RootNamespace>BLAZAM</RootNamespace>
 		<GenerateDocumentationFile>False</GenerateDocumentationFile>
 

diff --git a/BLAZAMActiveDirectory/ActiveDirectoryContext.cs b/BLAZAMActiveDirectory/ActiveDirectoryContext.cs
@@ -472,6 +472,7 @@ public void Dispose()
             {
                 try
                 {
+
                     var findUser = Users.FindUserByUsername(loginReq.Username.ToLower(), false);
                     if (findUser != null)
                     {
@@ -482,18 +483,38 @@ public void Dispose()
                             {
                                 loginReq.Username += "@" + ConnectionSettings.FQDN;
                             }
-                            using (var connection = new LdapConnection(new LdapDirectoryIdentifier(ConnectionSettings.ServerAddress, ConnectionSettings.ServerPort)))
+
+                            WindowsImpersonationUser logonUser = new WindowsImpersonationUser
+                            {
+                                FQDN = ConnectionSettings.FQDN,
+                                 Username=loginReq.Username,
+                                 Password= loginReq.SecurePassword
+                            };
+                            WindowsImpersonation impersonation = new WindowsImpersonation(logonUser);
+                            try
+                            {
+                                impersonation.Run(() => {
+                                    return true;                               
+                                });
+                                return findUser;
+                            }
+                            catch(Exception ex)
                             {
-                                connection.AuthType = AuthType.Basic;
-                                connection.SessionOptions.ProtocolVersion = 3;
-                                connection.SessionOptions.SecureSocketLayer = ConnectionSettings.UseTLS;
+                                return null;
+                            }
 
-                                connection.Credential = new NetworkCredential(loginReq.Username, loginReq.SecurePassword);
-                                connection.Bind();
+                            //using (var connection = new LdapConnection(new LdapDirectoryIdentifier(ConnectionSettings.ServerAddress, ConnectionSettings.ServerPort)))
+                            //{
+                            //    connection.AuthType = AuthType.Basic;
+                            //    connection.SessionOptions.ProtocolVersion = 3;
+                            //    connection.SessionOptions.SecureSocketLayer = ConnectionSettings.UseTLS;
 
-                                return findUser;
+                            //    connection.Credential = new NetworkCredential(loginReq.Username, loginReq.SecurePassword);
+                            //    connection.Bind();
 
-                            }
+                            //    return findUser;
+
+                            //}
 
                         }
                     }