Re: [Buildroot] [PATCH 1/1] utils/docker-run: Allow running with Podman

["Yann E. MORIN" <yann.morin.1998@free.fr>]

Fiona, All,

On 2024-05-31 12:44 +0200, Fiona Klute via buildroot spake thusly:
> Podman is command line compatible with Docker, there's no need to
> require contributors to install Docker to run checks before sending
> patches.
> 
> The additional "--userns=keep-id" option is necessary because unlike
> Docker Podman creates a user namespace for containers by
> default. Without keep-id the repository and pre-existing output files
> belong to root inside the container namespace, breaking writes,
> certain Git safety checks, and possibly all access (if the user is
> using a strict umask).
> 
> Signed-off-by: Fiona Klute <fiona.klute+wiwa@gmx.de>

I have a hook that validates that the author has properly signed-off
their contribution, and your sub-addressing triggered the check. Damn, I
need to test for more corner-cases!

Applied to next, thanks.

Regards,
Yann E. MORIN.

> ---
>  utils/docker-run | 12 +++++++++++-
>  1 file changed, 11 insertions(+), 1 deletion(-)
> 
> diff --git a/utils/docker-run b/utils/docker-run
> index 79694474c1..3dcabe2718 100755
> --- a/utils/docker-run
> +++ b/utils/docker-run
> @@ -29,6 +29,16 @@ declare -a mountpoints=(
>      "$(pwd)"
>  )
> 
> +if command -v docker >/dev/null; then
> +    DOCKER="docker"
> +elif command -v podman >/dev/null; then
> +    DOCKER="podman"
> +    docker_opts+=( --userns=keep-id )
> +else
> +    echo "ERROR: Neither docker nor podman available!" >&2
> +    exit 1
> +fi
> +
>  # curl lists (and recognises and uses) other types of *_proxy variables,
>  # but only those make sense for Buildroot:
>  for env in all_proxy http_proxy https_proxy ftp_proxy no_proxy; do
> @@ -84,4 +94,4 @@ if tty -s; then
>      docker_opts+=( -t )
>  fi
> 
> -exec docker run "${docker_opts[@]}" "${IMAGE}" "${@}"
> +exec ${DOCKER} run "${docker_opts[@]}" "${IMAGE}" "${@}"
> --
> 2.45.1
> 
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