update

models/ldap.go

@@ -123,8 +123,14 @@ func VerifyLdapCreds(username string, password string) bool {
 	// try to bind to AD
 	err = ldaps.Bind(username, password)
 	if err != nil {
-		log.Printf("VerifyLdapCreds error binding to LDAP with supplied credentials : '%s'\n", err)
-		return false
+
+		if ldapErr, ok := err.(*ldap.Error); ok && ldapErr.ResultCode == ldap.LDAPResultInvalidCredentials {
+			log.Printf("VerifyLdapCreds user credentials are incorrect\n")
+			return false
+		} else {
+			log.Printf("VerifyLdapCreds error binding to LDAP with supplied credentials : '%s'\n", err)
+			return false
+		}
 	} else {
 		log.Printf("VerifyLdapCreds successfully bound to LDAP\n")
 	}