[systemd-devel] Method to Wait for service to complete

[Andrei Borzenkov]

On 12.08.2015 21:34, Harry Goldschmitt wrote:
> I have a service that has to complete before boot can continue. Is there an "approved" method for doing this?
>

"Boot can continue" is a bit vague. It is not possible to insert 
arbitrary synchronization point at arbitrary place in startup sequence, 
but it is possible to make e.g. basic.target depend on your service.

> I have an ugly solution I've come up with... I've created a foo.target to run my foo.service and set the default.target to my foo.target. After my foo.service completes, I'm issuing "systemctl isolate multi-user" to complete the boot.
>

Last time this question came up I think it was exactly the workaround as 
well.