mirror of
https://github.com/k3s-io/kubernetes.git
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139 lines
4.3 KiB
Bash
Executable File
139 lines
4.3 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Copyright 2014 The Kubernetes Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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set -o errexit
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set -o nounset
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set -o pipefail
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KUBE_ROOT=$(dirname "${BASH_SOURCE}")/..
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source "${KUBE_ROOT}/hack/lib/init.sh"
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kube::golang::verify_go_version
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if ! which golint > /dev/null; then
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echo 'Can not find golint, install with:'
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echo 'go get -u github.com/golang/lint/golint'
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exit 1
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fi
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cd "${KUBE_ROOT}"
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array_contains () {
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local seeking=$1; shift # shift will iterate through the array
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local in=1 # in holds the exit status for the function
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for element; do
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if [[ "$element" == "$seeking" ]]; then
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in=0 # set in to 0 since we found it
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break
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fi
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done
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return $in
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}
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# Check that the file is in alphabetical order
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failure_file="${KUBE_ROOT}/hack/.golint_failures"
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if ! diff -u "${failure_file}" <(LC_ALL=C sort "${failure_file}"); then
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{
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echo
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echo "hack/.golint_failures is not in alphabetical order. Please sort it:"
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echo
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echo " LC_ALL=C sort -o hack/.golint_failures hack/.golint_failures"
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echo
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} >&2
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false
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fi
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export IFS=$'\n'
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# NOTE: when "go list -e ./..." is run within GOPATH, it turns the k8s.io/kubernetes
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# as the prefix, however if we run it outside it returns the full path of the file
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# with a leading underscore. We'll need to support both scenarios for all_packages.
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all_packages=(
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$(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|^_${KUBE_ROOT}/\?||")
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)
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failing_packages=(
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$(cat $failure_file)
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)
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unset IFS
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errors=()
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not_failing=()
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for p in "${all_packages[@]}"; do
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# Run golint on package/*.go file explicitly to validate all go files
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# and not just the ones for the current platform. This also will ensure that
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# _test.go files are linted.
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# Generated files are ignored, and each file is passed through golint
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# individually, as if one file in the package contains a fatal error (such as
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# a foo package with a corresponding foo_test package), golint seems to choke
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# completely.
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# Ref: https://github.com/kubernetes/kubernetes/pull/67675
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# Ref: https://github.com/golang/lint/issues/68
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failedLint=$(ls "$p"/*.go | egrep -v "(zz_generated.*.go|generated.pb.go|generated.proto|types_swagger_doc_generated.go)" | xargs -L1 golint 2>/dev/null)
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array_contains "$p" "${failing_packages[@]}" && in_failing=$? || in_failing=$?
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if [[ -n "${failedLint}" ]] && [[ "${in_failing}" -ne "0" ]]; then
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errors+=( "${failedLint}" )
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fi
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if [[ -z "${failedLint}" ]] && [[ "${in_failing}" -eq "0" ]]; then
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not_failing+=( $p )
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fi
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done
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# Check that all failing_packages actually still exist
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gone=()
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for p in "${failing_packages[@]}"; do
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array_contains "$p" "${all_packages[@]}" || gone+=( "$p" )
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done
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# Check to be sure all the packages that should pass lint are.
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if [ ${#errors[@]} -eq 0 ]; then
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echo 'Congratulations! All Go source files have been linted.'
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else
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{
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echo "Errors from golint:"
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for err in "${errors[@]}"; do
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echo "$err"
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done
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echo
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echo 'Please review the above warnings. You can test via "golint" and commit the result.'
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echo 'If the above warnings do not make sense, you can exempt this package from golint'
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echo 'checking by adding it to hack/.golint_failures (if your reviewer is okay with it).'
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echo
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} >&2
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false
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fi
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if [[ ${#not_failing[@]} -gt 0 ]]; then
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{
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echo "Some packages in hack/.golint_failures are passing golint. Please remove them."
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echo
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for p in "${not_failing[@]}"; do
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echo " $p"
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done
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echo
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} >&2
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false
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fi
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if [[ ${#gone[@]} -gt 0 ]]; then
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{
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echo "Some packages in hack/.golint_failures do not exist anymore. Please remove them."
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echo
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for p in "${gone[@]}"; do
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echo " $p"
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done
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echo
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} >&2
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false
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fi
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