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#!/bin/bash
# ch-test-scope: quick
# ch-test-builder-include: docker
# ch-test-need-sudo
#
# Pull a docker image directly from Dockerhub and pack it into an image tarball.
set -e
#srcdir=$1 # unused
tarball_gz=${2}.tar.gz
workdir=$3
tag=docker_pull
addr=alpine:3.17
img=$tag:latest
cd "$workdir"
sudo docker pull "$addr"
sudo docker tag "$addr" "$tag"
# FIXME: do we need a ch_version_docker equivalent?
sudo docker tag "$tag" "$img"
hash_=$(sudo docker images -q "$img" | sort -u)
if [[ -z $hash_ ]]; then
echo "no such image '$img'"
exit 1
fi
ch-convert -i docker "$tag" "$tarball_gz"
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