istio.io/scripts/check_dockerfiles.sh

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#!/bin/bash
# WARNING: DO NOT EDIT, THIS FILE IS PROBABLY A COPY
#
# The original version of this file is located in the https://github.com/istio/common-files repo.
# If you're looking at this file in a different repo and want to make a change, please go to the
# common-files repo, make the change there and check it in. Then come back to this repo and run
# "make updatecommon".
# Copyright 2019 Istio Authors
#
# 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.
set -e
SCRIPTPATH="$( cd "$( dirname "${BASH_SOURCE[0]}")" && pwd )"
ROOTDIR=$(dirname "${SCRIPTPATH}")
cd "${ROOTDIR}"
CD_TMPFILE=$(mktemp /tmp/check_dockerfile.XXXXXX)
HL_TMPFILE=$(mktemp /tmp/hadolint.XXXXXX)
# shellcheck disable=SC2044
for df in $(find "${ROOTDIR}" -path "${ROOTDIR}/vendor" -prune -o -name 'Dockerfile*'); do
docker run --rm -i hadolint/hadolint:v1.17.1 < "$df" > "${HL_TMPFILE}"
if [ "" != "$(cat "${HL_TMPFILE}")" ]
then
{
echo "$df:"
cut -d":" -f2- < "${HL_TMPFILE}"
echo
} >> "${CD_TMPFILE}"
fi
done
rm -f "${HL_TMPFILE}"
if [ "" != "$(cat "${CD_TMPFILE}")" ]; then
cat "${CD_TMPFILE}"
rm -f "${CD_TMPFILE}"
exit 1
fi
rm -f "${CD_TMPFILE}"