Re: [RFC 1/1] speedup localepurge task by emulating less

["'Jan Kiszka' via isar-users" <isar-users@googlegroups.com>]

On 21.08.25 16:45, Felix Moessbauer wrote:
> The download and dpkg status tasks do not need to be emulated, as these
> properly support running without a chroot and for a foreign architecture.
> 
> The install task itself does support running without a chroot, however
> not for a foreign architecture. By that, we keep the emulation of the
> install task for now.

Can we always parse with older dpkg newer installations? Or does this
silently assume that builder-release == target-release then?

To avoid emulation, I would use the dpkg from the host-chroot instead.

Jan

> 
> Signed-off-by: Felix Moessbauer <felix.moessbauer@siemens.com>
> ---
>  meta/classes/image-locales-extension.bbclass | 8 +++++---
>  meta/classes/rootfs.bbclass                  | 1 +
>  2 files changed, 6 insertions(+), 3 deletions(-)
> 
> diff --git a/meta/classes/image-locales-extension.bbclass b/meta/classes/image-locales-extension.bbclass
> index 9149d643..787719cd 100644
> --- a/meta/classes/image-locales-extension.bbclass
> +++ b/meta/classes/image-locales-extension.bbclass
> @@ -29,8 +29,10 @@ ROOTFS_INSTALL_COMMAND_BEFORE_EXPORT += "image_install_localepurge_download"
>  image_install_localepurge_download[weight] = "40"
>  image_install_localepurge_download[network] = "${TASK_USE_NETWORK_AND_SUDO}"
>  image_install_localepurge_download() {
> -    sudo -E chroot '${ROOTFSDIR}' \
> -        /usr/bin/apt-get ${ROOTFS_APT_ARGS} --download-only localepurge
> +    sudo -E apt-get \
> +        ${ROOTFS_APT_ARGS} \
> +        ${NO_CHROOT_APT_ARGS} \
> +        --download-only localepurge
>  }
>  
>  ROOTFS_INSTALL_COMMAND += "image_install_localepurge_install"
> @@ -63,7 +65,7 @@ __EOF__
>      sudo -E -s <<'EOSUDO'
>          set -e
>          localepurge_state='i'
> -        if chroot '${ROOTFSDIR}' dpkg -s localepurge 2>/dev/null >&2
> +        if dpkg --root '${ROOTFSDIR}' -s localepurge 2>/dev/null >&2
>          then
>              echo 'localepurge was installed (leaving it installed later)'
>          else
> diff --git a/meta/classes/rootfs.bbclass b/meta/classes/rootfs.bbclass
> index 4de684a4..1098a100 100644
> --- a/meta/classes/rootfs.bbclass
> +++ b/meta/classes/rootfs.bbclass
> @@ -20,6 +20,7 @@ ROOTFS_BASE_DISTRO ?= "${BASE_DISTRO}"
>  ROOTFS_FEATURES ?= ""
>  
>  ROOTFS_APT_ARGS="install --yes -o Debug::pkgProblemResolver=yes"
> +NO_CHROOT_APT_ARGS ?= "-o APT::Architecture=${DISTRO_ARCH} -o Dir=${ROOTFSDIR}"
>  
>  ROOTFS_CLEAN_FILES="/etc/hostname /etc/resolv.conf"
>  

-- 
Siemens AG, Foundational Technologies
Linux Expert Center

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