[systemd-devel] cryptsetup: disk unlocking order

[Matthew Monaco]

On 10/28/2012 08:33 AM, Martin Blumenstingl wrote:
> Hi,
> 
> I switched to systemd yesterday as I was curious if/how it would work
> out for me.
> There is one really annoying thing so far:
> 
> I have 3 hard disks listed in /etc/crypttab.
> I have to enter a password for each one at boot time.
> Three disks means three passwords (strong, 15+ characters).
> 
> It turns out that the order in which I'm asked for the passwords at startup
> is completely random.
> At first I was asked in an alphabetical order (/mnt/a, /mnt/b, /mnt/c).
> On the next reboot it used the order in which the disks are listed in
> /etc/crypttab.
> The reboot after that had a completely different order.
> 
> Is there any fix for this behavior?
> I'm using systemd 195 on Arch Linux.
> 
> Kind Regards,
> Martin
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> 

You can save the unit file in /run/systemd/generators to /etc/systemd/system and
add After= lines to put them in a set order.

In general, we should probably add the block device or label to the password prompt.