check_credentials.ps1 in vagrant-unbundled-2.2.18.0

- old
+ new

@@ -9,11 +9,26 @@
 
 $DSContext = New-Object System.DirectoryServices.AccountManagement.PrincipalContext(
     [System.DirectoryServices.AccountManagement.ContextType]::Machine,
     $env:COMPUTERNAME
 )
+if ( $DSContext.ValidateCredentials( $username, $password ) ) {
+    exit 0
+} 
 
+$DSContext = New-Object System.DirectoryServices.AccountManagement.PrincipalContext(
+    [System.DirectoryServices.AccountManagement.ContextType]::Domain,
+    $env:COMPUTERNAME
+)
 if ( $DSContext.ValidateCredentials( $username, $password ) ) {
     exit 0
-} else {
-    exit 1
-}
\ No newline at end of file
+} 
+
+$DSContext = New-Object System.DirectoryServices.AccountManagement.PrincipalContext(
+    [System.DirectoryServices.AccountManagement.ContextType]::ApplicationDirectory,
+    $env:COMPUTERNAME
+)
+if ( $DSContext.ValidateCredentials( $username, $password ) ) {
+    exit 0
+} 
+
+exit 1