Re: [PATCH v2 4/4] image-postproc-extension: extract systemd's version using rootfs_cmd

["'Quirin Gylstorff' via isar-users" <isar-users@googlegroups.com>]

On 6/18/25 15:50, 'Cedric Hombourger' via isar-users wrote:
> Elevated privileges are not required to query the rootfs for the version
> of systemd: replace "sudo chroot" with "rootfs_cmd"
> 
> Signed-off-by: Cedric Hombourger <cedric.hombourger@siemens.com>
> ---
>   meta/classes/image-postproc-extension.bbclass | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/meta/classes/image-postproc-extension.bbclass b/meta/classes/image-postproc-extension.bbclass
> index 0af588d8..21dcfccc 100644
> --- a/meta/classes/image-postproc-extension.bbclass
> +++ b/meta/classes/image-postproc-extension.bbclass
> @@ -55,7 +55,7 @@ image_postprocess_mark() {
>   
>   # Use dpkg to find out which version of systemd is installed into the image or reports "0"
>   image_systemd_version() {
> -    sudo chroot ${IMAGE_ROOTFS} dpkg-query --showformat='${source:Upstream-Version}' --show systemd || echo "0"
> +    rootfs_cmd ${IMAGE_ROOTFS} -- dpkg-query --showformat='${source:Upstream-Version}' --show systemd || echo "0"
>   }
Why are we not using the root parameter of dpkg-query for this?

Quirin
>   
>   ROOTFS_POSTPROCESS_COMMAND =+ "image_postprocess_machine_id"

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