2024-08-15 00:55:22 -07:00

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#!/usr/bin/env bash
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you 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.
# Copyright The Helm 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
#
# https://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 -o errexit
set -o nounset
set -o pipefail
DEFAULT_CHART_TESTING_VERSION=v3.11.0
DEFAULT_YAMLLINT_VERSION=1.33.0
DEFAULT_YAMALE_VERSION=4.0.4
ARCH=$(uname -m)
case $ARCH in
x86) ARCH="386";;
x86_64) ARCH="amd64";;
i686) ARCH="386";;
i386) ARCH="386";;
arm64) ARCH="arm64";;
aarch64) ARCH="arm64";;
esac
OS=$(uname|tr '[:upper:]' '[:lower:]')
show_help() {
cat << EOF
Usage: $(basename "$0") <options>
-h, --help Display help
-v, --version The chart-testing version to use (default: $DEFAULT_CHART_TESTING_VERSION)"
EOF
}
main() {
local version="$DEFAULT_CHART_TESTING_VERSION"
local yamllint_version="$DEFAULT_YAMLLINT_VERSION"
local yamale_version="$DEFAULT_YAMALE_VERSION"
parse_command_line "$@"
install_chart_testing
}
parse_command_line() {
while :; do
case "${1:-}" in
-h|--help)
show_help
exit
;;
-v|--version)
if [[ -n "${2:-}" ]]; then
version="$2"
shift
else
echo "ERROR: '-v|--version' cannot be empty." >&2
show_help
exit 1
fi
;;
--yamllint-version)
if [[ -n "${2:-}" ]]; then
yamllint_version="$2"
shift
else
echo "ERROR: '--yamllint-version' cannot be empty." >&2
show_help
exit 1
fi
;;
--yamale-version)
if [[ -n "${2:-}" ]]; then
yamale_version="$2"
shift
else
echo "ERROR: '--yamale-version' cannot be empty." >&2
show_help
exit 1
fi
;;
*)
break
;;
esac
shift
done
}
install_chart_testing() {
if [[ ! -d "$RUNNER_TOOL_CACHE" ]]; then
echo "Cache directory '$RUNNER_TOOL_CACHE' does not exist" >&2
exit 1
fi
local cache_dir="$RUNNER_TOOL_CACHE/ct/$version/${ARCH}"
local venv_dir="$cache_dir/venv"
if [[ ! -d "$cache_dir" ]]; then
mkdir -p "$cache_dir"
echo "Installing chart-testing..."
curl -sSLo ct.tar.gz "https://github.com/helm/chart-testing/releases/download/$version/chart-testing_${version#v}_${OS}_${ARCH}.tar.gz"
tar -xzf ct.tar.gz -C "$cache_dir"
rm -f ct.tar.gz
echo 'Creating virtual Python environment...'
python3 -m venv "$venv_dir"
echo 'Activating virtual environment...'
# shellcheck disable=SC1090
source "$venv_dir/bin/activate"
echo 'Installing yamllint...'
pip3 install "yamllint==${yamllint_version}"
echo 'Installing Yamale...'
pip3 install "yamale==${yamale_version}"
fi
# https://github.com/helm/chart-testing-action/issues/62
echo 'Adding ct directory to PATH...'
echo "$cache_dir" >> "$GITHUB_PATH"
echo 'Setting CT_CONFIG_DIR...'
echo "CT_CONFIG_DIR=$cache_dir/etc" >> "$GITHUB_ENV"
echo 'Configuring environment variables for virtual environment for subsequent workflow steps...'
echo "VIRTUAL_ENV=$venv_dir" >> "$GITHUB_ENV"
echo "$venv_dir/bin" >> "$GITHUB_PATH"
"$cache_dir/ct" version
}
main "$@"