Disable units after stopping
Review Request #241 - Created Dec. 22, 2015 and submitted
|mitr, nphilipp, sgallagh, twoerner|
If we disable the units before we call stop(), then the RequiredBy linkage is already removed. This means that any unit that should be controlled by the role-*.target won't actually be sent the stop() command. The correct thing to do here is to stop the role unit first, then disable it.