samba-tool: nicer error in passwordsettings with no settings

Pair-Programmed-With: Andrew Bartlett <abartlet@samba.org>

diff --git a/source4/scripting/python/samba/netcmd/domain.py b/source4/scripting/python/samba/netcmd/domain.py
index 9085d8b56ee7c31e52b154bd09c86be94c0f8090..680cfe9d10b316adf47c561a8f775dccc83f18d4 100644 (file)
--- a/source4/scripting/python/samba/netcmd/domain.py
+++ b/source4/scripting/python/samba/netcmd/domain.py
@@ -479,6 +479,8 @@ class cmd_domain_passwordsettings(Command):
             if max_pwd_age > 0 and min_pwd_age >= max_pwd_age:
                 raise CommandError("Maximum password age (%d) must be greater than minimum password age (%d)!" % (max_pwd_age, min_pwd_age))
 
+            if len(m) == 0:
+                raise CommandError("You must specify at least one option to set. Try --help")
             samdb.modify(m)
             msgs.append("All changes applied successfully!")
             self.message("\n".join(msgs))