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#!/usr/bin/env bash | ||
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# Copyright 2014 The Kubernetes 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. | ||
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set -o errexit | ||
set -o nounset | ||
set -o pipefail | ||
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if [[ "${TRACE-0}" == "1" ]]; then | ||
set -o xtrace | ||
fi | ||
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function usage { | ||
local script="$(basename "$0")" | ||
cat >&2 <<EOF | ||
Usage: ${script} [-g <maximum go directive>] | ||
This script should be run at the root of a module. | ||
-g <maximum go directive> | ||
Compare the go directive in the local working copy's go.mod | ||
to the specified maximum version it can be. Versions provided | ||
here are of the form 1.x.y, without the 'go' prefix. | ||
Examples: | ||
${script} -g 1.20 | ||
${script} -g 1.21.6 | ||
EOF | ||
exit 1 | ||
} | ||
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directory="" | ||
max="" | ||
while getopts g: opt; do | ||
case "$opt" in | ||
g) max="$OPTARG";; | ||
*) usage;; | ||
esac | ||
done | ||
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if [[ -z "${max}" || "${max}" == go* ]]; then | ||
usage | ||
fi | ||
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if [[ -z "${directory}" ]]; then | ||
directory="." | ||
fi | ||
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# Recursive search for go.mod files | ||
find "${directory}" -name "go.mod" -type f -print0 | while IFS= read -r -d '' file; do | ||
echo "Running go directive verify test for ${file}" | ||
if ! current=$(awk '$1 == "go" {print $2; exit}' "$file"); then | ||
echo >&2 "FAIL: could not get value of go directive from ${file}" | ||
exit 1 | ||
fi | ||
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if ! printf '%s\n' "${current}" "${max}" | sort --check=silent --version-sort; then | ||
echo >&2 "FAIL: current Go directive ${current} in ${file} is greater than ${max}" | ||
exit 1 | ||
fi | ||
done |