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update-bazel.sh
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update-bazel.sh
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#!/usr/bin/env bash
# Copyright 2016 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.
set -o errexit
set -o nounset
set -o pipefail
KUBE_ROOT=$(dirname "${BASH_SOURCE[0]}")/..
source "${KUBE_ROOT}/hack/lib/init.sh"
# Ensure that we find the binaries we build before anything else.
export GOBIN="${KUBE_OUTPUT_BINPATH}"
PATH="${GOBIN}:${PATH}"
# Install tools we need, but only from vendor/...
pushd "${KUBE_ROOT}/vendor"
go install ./github.com/bazelbuild/bazel-gazelle/cmd/gazelle
go install ./github.com/bazelbuild/buildtools/buildozer
go install ./k8s.io/repo-infra/kazel
popd
# Find all of the staging repos.
while IFS='' read -r repo; do staging_repos+=("${repo}"); done <\
<(cd "${KUBE_ROOT}/staging/src" && find k8s.io -mindepth 1 -maxdepth 1 -type d | LC_ALL=C LANG=C sort)
# Save the staging repos into a Starlark list that can be used by Bazel rules.
(
cat "${KUBE_ROOT}/hack/boilerplate/boilerplate.generatebzl.txt"
echo "# This file is autogenerated by hack/update-bazel.sh."
# avoid getting caught by the boilerplate checker
rev <<<".TIDE TON OD #"
echo
echo "staging_repos = ["
for repo in "${staging_repos[@]}"; do
echo " \"${repo}\","
done
echo "]"
) >"${KUBE_ROOT}/staging/repos_generated.bzl"
# Ensure there's a BUILD file at vendor/ so the all-srcs rule in the root
# BUILD.bazel file is isolated from changes under vendor/.
touch "${KUBE_ROOT}/vendor/BUILD"
# Ensure there's a BUILD file at the root of each staging repo. This prevents
# the package-srcs glob in vendor/BUILD from following the symlinks
# from vendor/k8s.io into staging. Following these symlinks through
# vendor results in files being excluded from the kubernetes-src tarball
# generated by Bazel.
for repo in "${staging_repos[@]}"; do
touch "${KUBE_ROOT}/staging/src/${repo}/BUILD"
done
# Run gazelle to update Go rules in BUILD files.
# filter out known pkg-config error (see buildozer workaround below)
# NOTE: the `|| exit "${PIPESTATUS[0]}"` is to ignore grep errors
# while preserving the exit code of gazelle
gazelle fix \
-external=vendored \
-mode=fix \
-repo_root "${KUBE_ROOT}" \
"${KUBE_ROOT}" \
2>&1 | grep -Ev "vendor/github.com/seccomp/libseccomp-golang/seccomp(_internal)?.go: pkg-config not supported: #cgo pkg-config: libseccomp" || (exit "${PIPESTATUS[0]}")
# Run kazel to update the pkg-srcs and all-srcs rules as well as handle
# Kubernetes code generators.
kazel
# make targets in vendor manual
# buildozer exits 3 when no changes are made ¯\_(ツ)_/¯
# https://github.com/bazelbuild/buildtools/tree/master/buildozer#error-code
buildozer -quiet 'add tags manual' '//vendor/...:%go_binary' '//vendor/...:%go_test' && ret=$? || ret=$?
if [[ $ret != 0 && $ret != 3 ]]; then
exit 1
fi
# mark all ./test/integration/* targets as integration
# see comment above re: buildozer exit codes
buildozer -quiet 'add tags integration' '//test/integration/...:%go_test' && ret=$? || ret=$?
if [[ $ret != 0 && $ret != 3 ]]; then
exit 1
fi
# we need to set this because gazelle doesn't support pkg-config, which would set this link option
# see comment above re: buildozer exit codes
buildozer -quiet 'set clinkopts select({"@io_bazel_rules_go//go/platform:linux":["-lseccomp",],"//conditions:default":[],})' //vendor/github.com/seccomp/libseccomp-golang:go_default_library && ret=$? || ret=$?
if [[ $ret != 0 && $ret != 3 ]]; then
exit 1
fi