containerd-packaging/scripts/determine-base

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#!/usr/bin/env sh
# Copyright 2018-2022 Docker Inc.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# http://www.apache.org/licenses/LICENSE-2.0
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
IMAGE=$1
potential=$(docker run --rm -i "$IMAGE" cat /etc/os-release 2> /dev/null | grep "^ID=" | cut -d'=' -f2 | sed 's/"//g')
if [ -z "$potential" ]; then
exit 1
fi
case $potential in
# Since we use both opensuse and sles to compile these
*sles* | *suse*)
echo suse
;;
*)
echo "$potential"
;;
esac