On Sun, 2021-02-28 at 16:18 -0500, Jonathan Billings wrote:
> On Feb 28, 2021, at 12:13, Patrick O'Callaghan <pocallag...@gmail.com> wrote:
> > 
> > Is there a way to invoke scripts before auto-mounting and after auto-
> > unmounting? I want to be able to power an external drive up and down as
> > needed.
> 
> Your .mount unit would need a Before= and After= Section.  Refer to a systemd 
> .service that you will create that is Type=oneshot, where the ExecStart= 
> powers on the device and ExecStop= powers it off.  I think you’ll need a 
> RemainAfterExit=yes in that service too, so systemd thins it is “up” while 
> the device is powered up.

OK.

> I don’t know how the power up sequence works, but if the power up command 
> exits before it is powered on, you might need to work some sleep or wait 
> command to only have the service “up” when the device is ready, that way the 
> mount won’t be attempted until it is ready.

The powerup script already handles that.

poc
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