Demi Marie Obenour <demiobenour@gmail.com> writes:

> systemd-sysupdate has strict requirements on the partition layout:
>
> - The label of the active partition must match the template in the
>   .transfer file.  For instance, the root filesystem of Spectrum 0.0.0
>   must be in a partition with label "Spectrum_0.0.0", and the verity
>   partition must have the label "Spectrum_0.0.0.verity".
>
> - The label of the inactive partition must be that of the old version of
>   Spectrum, or "_empty" for freshly installed systems.
>
> - The partition type UUID must conform to the Discoverable Partition
>   Specification.
>
> Also, the UKI must have a name that includes the OS version.  Otherwise,
> it will not be deleted during updates.
>
> Since the partition label includes the OS version, add an OS version
> number.  Use 0.0.0 to indicate that Spectrum OS is still in very early
> development and should not be used.  The version number can be
> overridden in the build configuration file.
>
> Signed-off-by: Demi Marie Obenour <demiobenour@gmail.com>
> ---
> Changes since v2:
> - Split off into separate commit.
> ---
>  host/efi.nix             | 2 +-
>  host/initramfs/Makefile  | 4 ++--
>  host/initramfs/shell.nix | 2 ++
>  host/rootfs/Makefile     | 4 ++--
>  host/rootfs/shell.nix    | 2 ++
>  lib/config.default.nix   | 1 +
>  release/live/Makefile    | 6 +++---
>  release/live/default.nix | 3 +++
>  8 files changed, 16 insertions(+), 8 deletions(-)

Reviewed-by: Alyssa Ross <hi@alyssa.is>