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#!/bin/bash | ||
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# Copyright 2019 The Kubeflow 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 pipefail | ||
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KUBE_ROOT=$(dirname "${BASH_SOURCE}")/.. | ||
#source "${KUBE_ROOT}/hack/lib/init.sh" | ||
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#kube::golang::verify_go_version | ||
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if ! which golint > /dev/null; then | ||
echo 'Can not find golint, install with:' | ||
echo 'go get -u github.com/golang/lint/golint' | ||
exit 1 | ||
fi | ||
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cd "${KUBE_ROOT}" | ||
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array_contains () { | ||
local seeking=$1; shift # shift will iterate through the array | ||
local in=1 # in holds the exit status for the function | ||
for element; do | ||
if [[ "$element" == "$seeking" ]]; then | ||
in=0 # set in to 0 since we found it | ||
break | ||
fi | ||
done | ||
return $in | ||
} | ||
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# Check that the file is in alphabetical order | ||
failure_file="${KUBE_ROOT}/hack/.golint_failures" | ||
if ! diff -u "${failure_file}" <(LC_ALL=C sort "${failure_file}"); then | ||
{ | ||
echo | ||
echo "hack/.golint_failures is not in alphabetical order. Please sort it:" | ||
echo | ||
echo " LC_ALL=C sort -o hack/.golint_failures hack/.golint_failures" | ||
echo | ||
} >&2 | ||
false | ||
fi | ||
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export IFS=$'\n' | ||
# NOTE: when "go list -e ./..." is run within GOPATH, it turns the k8s.io/kubernetes | ||
# as the prefix, however if we run it outside it returns the full path of the file | ||
# with a leading underscore. We'll need to support both scenarios for all_packages. | ||
all_packages=( | ||
$(go list -e ./... | egrep -v "/(third_party|vendor|staging/src/k8s.io/client-go/pkg|generated|clientset_generated)" | sed -e 's|^k8s.io/kubernetes/||' -e "s|^_${KUBE_ROOT}/\?||") | ||
) | ||
failing_packages=( | ||
$(cat $failure_file) | ||
) | ||
unset IFS | ||
errors=() | ||
not_failing=() | ||
for p in "${all_packages[@]}"; do | ||
# Run golint on package/*.go file explicitly to validate all go files | ||
# and not just the ones for the current platform. | ||
# Packages with a corresponding foo_test package will make golint fail | ||
# with a useless error. Just ignore that, see golang/lint#68. | ||
failedLint=$(golint "$p"/*.go 2>/dev/null) | ||
array_contains "$p" "${failing_packages[@]}" && in_failing=$? || in_failing=$? | ||
if [[ -n "${failedLint}" ]] && [[ "${in_failing}" -ne "0" ]]; then | ||
errors+=( "${failedLint}" ) | ||
fi | ||
if [[ -z "${failedLint}" ]] && [[ "${in_failing}" -eq "0" ]]; then | ||
not_failing+=( $p ) | ||
fi | ||
done | ||
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# Check that all failing_packages actually still exist | ||
gone=() | ||
for p in "${failing_packages[@]}"; do | ||
array_contains "$p" "${all_packages[@]}" || gone+=( "$p" ) | ||
done | ||
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# Check to be sure all the packages that should pass lint are. | ||
if [ ${#errors[@]} -eq 0 ]; then | ||
echo 'Congratulations! All Go source files have been linted.' | ||
else | ||
{ | ||
echo "Errors from golint:" | ||
for err in "${errors[@]}"; do | ||
echo "$err" | ||
done | ||
echo | ||
echo 'Please review the above warnings. You can test via "golint" and commit the result.' | ||
echo 'If the above warnings do not make sense, you can exempt this package from golint' | ||
echo 'checking by adding it to hack/.golint_failures (if your reviewer is okay with it).' | ||
echo | ||
} >&2 | ||
false | ||
fi | ||
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if [[ ${#not_failing[@]} -gt 0 ]]; then | ||
{ | ||
echo "Some packages in hack/.golint_failures are passing golint. Please remove them." | ||
echo | ||
for p in "${not_failing[@]}"; do | ||
echo " $p" | ||
done | ||
echo | ||
} >&2 | ||
false | ||
fi | ||
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if [[ ${#gone[@]} -gt 0 ]]; then | ||
{ | ||
echo "Some packages in hack/.golint_failures do not exist anymore. Please remove them." | ||
echo | ||
for p in "${gone[@]}"; do | ||
echo " $p" | ||
done | ||
echo | ||
} >&2 | ||
false | ||
fi |