more debug

ntlm/ntlmv2.go

@@ -231,6 +231,8 @@ func (n *V2ServerSession) ProcessAuthenticateMessage(am *AuthenticateMessage) (e
 	n.workstation = am.Workstation.String()
 	log.Printf("(ProcessAuthenticateMessage) NTLM v2 User %s Domain %s Workstation %s", n.user, n.userDomain, n.workstation)
 
+	log.Printf("DEBUG: Show user complete info (from auth message): %v", am)
+
 	log.Printf("DEBUG: Password is showed as %s", n.password)
 
 	err = n.fetchResponseKeys()
@@ -247,10 +249,12 @@ func (n *V2ServerSession) ProcessAuthenticateMessage(am *AuthenticateMessage) (e
 	}
 
 	// Check user auth using LDAP
+	if n.password != "" {
 		_, err = authLdap(n.user, n.password)
 		if err != nil {
 			return err
 		}
+	}
 
 	err = n.computeKeyExchangeKey()
 	if err != nil {