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feat(toolbox-ctr): script using ctr instead of docker #7

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Merged
pothos merged 1 commit into from
Oct 27, 2022
Merged

feat(toolbox-ctr): script using ctr instead of docker #7

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52 changes: 37 additions & 15 deletions toolbox
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Original file line number Diff line number Diff line change
Expand Up @@ -6,19 +6,29 @@ set -o pipefail
machine=$(uname -m)

case ${machine} in
aarch64 )
TOOLBOX_DOCKER_IMAGE=arm64v8/fedora
TOOLBOX_DOCKER_TAG=latest
arm)
PLATFORM=linux/arm
;;
x86_64 )
TOOLBOX_DOCKER_IMAGE=fedora
TOOLBOX_DOCKER_TAG=latest
aarch64)
PLATFORM=linux/arm64
;;
* )
riscv64)
PLATFORM=linux/riscv64
;;
x86)
PLATFORM=linux/386
;;
x86_64)
PLATFORM=linux/amd64
;;
*)
echo "Warning: Unknown machine type ${machine}" >&2
exit 1
;;
esac

TOOLBOX_DOCKER_IMAGE=docker.io/library/fedora
TOOLBOX_DOCKER_TAG=latest
TOOLBOX_USER=root
TOOLBOX_DIRECTORY="/var/lib/toolbox"
TOOLBOX_BIND="--bind=/:/media/root --bind=/usr:/media/root/usr --bind=/run:/media/root/run --bind=/sys/fs/bpf:/sys/fs/bpf"
Expand Down Expand Up @@ -48,18 +58,30 @@ fi
machinename=$(echo "${USER}-${TOOLBOX_NAME}" | sed -r 's/[^a-zA-Z0-9_.-]/_/g')
machinepath="${TOOLBOX_DIRECTORY}/${machinename}"
osrelease="${machinepath}/etc/os-release"

if [ ! -f "${osrelease}" ] || systemctl is-failed -q "${machinename}" ; then
sudo mkdir -p "${machinepath}"
sudo chown "${USER}:" "${machinepath}"

# Download and extract the image.
sudo --preserve-env docker pull "${TOOLBOX_DOCKER_IMAGE}:${TOOLBOX_DOCKER_TAG}"
dcid=$(sudo --preserve-env docker create "${TOOLBOX_DOCKER_IMAGE}:${TOOLBOX_DOCKER_TAG}")
sudo --preserve-env docker export -o "${machinepath}/${dcid}.tar" ${dcid}
sudo --preserve-env docker rm ${dcid}
sudo --preserve-env docker rmi "${TOOLBOX_DOCKER_IMAGE}:${TOOLBOX_DOCKER_TAG}" || true
sudo tar xvf "${machinepath}/${dcid}.tar" -C "${machinepath}"
sudo rm -f "${machinepath}/${dcid}.tar"
if sudo -E ctr version &> /dev/null; then
# Check if we already got our image, do not overwrite
if ! sudo -E ctr images check | grep "${TOOLBOX_DOCKER_IMAGE}:${TOOLBOX_DOCKER_TAG}"; then
sudo -E ctr images pull --platform ${PLATFORM} ${TOOLBOX_DOCKER_IMAGE}:${TOOLBOX_DOCKER_TAG}
fi
sudo ctr images mount --rw --platform ${PLATFORM} ${TOOLBOX_DOCKER_IMAGE}:${TOOLBOX_DOCKER_TAG} ${machinepath}
elif sudo -E docker stats --no-stream &> /dev/null; then
# Download and extract the image.
sudo --preserve-env docker pull "${TOOLBOX_DOCKER_IMAGE}:${TOOLBOX_DOCKER_TAG}"
dcid=$(sudo --preserve-env docker create "${TOOLBOX_DOCKER_IMAGE}:${TOOLBOX_DOCKER_TAG}")
sudo --preserve-env docker export -o "${machinepath}/${dcid}.tar" ${dcid}
sudo --preserve-env docker rm ${dcid}
sudo --preserve-env docker rmi "${TOOLBOX_DOCKER_IMAGE}:${TOOLBOX_DOCKER_TAG}" || true
sudo tar xvf "${machinepath}/${dcid}.tar" -C "${machinepath}"
sudo rm -f "${machinepath}/${dcid}.tar"
else
echo "No supported container runtime found." >&2
exit 2
fi

sudo touch "${osrelease}"
fi
Expand Down