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automate removing bazel in hack/update-bazel.sh
This commit is contained in:
Benjamin Elder
parent
4880b996b5
commit
a1f2787897
@ -18,99 +18,26 @@ set -o nounset
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set -o pipefail
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KUBE_ROOT=$(dirname "${BASH_SOURCE[0]}")/..
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source "${KUBE_ROOT}/hack/lib/init.sh"
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# Ensure that we find the binaries we build before anything else.
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export GOBIN="${KUBE_OUTPUT_BINPATH}"
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PATH="${GOBIN}:${PATH}"
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# delete all bazel related files
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find "${KUBE_ROOT}" \( \
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-name BUILD \
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-o -name BUILD.bazel \
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-o -name '*.bzl' \
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\) \
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-delete
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pushd "${KUBE_ROOT}/hack/tools" >/dev/null
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GO111MODULE=on go install github.com/bazelbuild/bazel-gazelle/cmd/gazelle
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GO111MODULE=on go install github.com/bazelbuild/buildtools/buildozer
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GO111MODULE=on go install k8s.io/repo-infra/cmd/kazel
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popd >/dev/null
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# remove additional one-off bazel related files
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# NOTE: most of these will be pairs of symlinked location in "${KUBE_ROOT}/"
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# and the actual location in "${KUBE_ROOT}/build/root/"
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rm -f \
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"${KUBE_ROOT}/build/root/BUILD.root" \
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"${KUBE_ROOT}/WORKSPACE" \
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"${KUBE_ROOT}/build/root/WORKSPACE" \
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"${KUBE_ROOT}/.bazelrc" \
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"${KUBE_ROOT}/build/root/.bazelrc" \
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"${KUBE_ROOT}/.bazelversion" \
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"${KUBE_ROOT}/build/root/.bazelversion" \
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"${KUBE_ROOT}/.kazelcfg.json" \
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"${KUBE_ROOT}/build/root/.kazelcfg.json"
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# Find all of the staging repos.
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while IFS='' read -r repo; do staging_repos+=("${repo}"); done <\
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<(cd "${KUBE_ROOT}/staging/src" && find k8s.io -mindepth 1 -maxdepth 1 -type d | LC_ALL=C LANG=C sort)
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# Save the staging repos into a Starlark list that can be used by Bazel rules.
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(
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cat "${KUBE_ROOT}/hack/boilerplate/boilerplate.generatebzl.txt"
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echo "# This file is autogenerated by hack/update-bazel.sh."
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# avoid getting caught by the boilerplate checker
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rev <<<".TIDE TON OD #"
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echo
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echo "staging_repos = ["
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for repo in "${staging_repos[@]}"; do
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echo " \"${repo}\","
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done
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echo "]"
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) >"${KUBE_ROOT}/staging/repos_generated.bzl"
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# Ensure there's a BUILD file at vendor/ so the all-srcs rule in the root
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# BUILD.bazel file is isolated from changes under vendor/.
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touch "${KUBE_ROOT}/vendor/BUILD"
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# Ensure there's a BUILD file at the root of each staging repo. This prevents
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# the package-srcs glob in vendor/BUILD from following the symlinks
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# from vendor/k8s.io into staging. Following these symlinks through
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# vendor results in files being excluded from the kubernetes-src tarball
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# generated by Bazel.
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for repo in "${staging_repos[@]}"; do
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touch "${KUBE_ROOT}/staging/src/${repo}/BUILD"
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done
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# Warning: Please be careful when ignoring these pkg-config errors.
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# As gazelle doesn't support pkg-config, if we suppress these errors here, we actually need to modify the script below to handle it manually.
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# For instance, in the case of `libseccomp`, we set the link option `-lseccomp` to make it work properly.
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KNOWN_PKG_CONFIG_ERRORS=(
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"vendor/github.com/seccomp/libseccomp-golang/seccomp(_internal)?.go: pkg-config not supported: #cgo pkg-config: libseccomp"
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"vendor/github.com/google/cadvisor/nvm/machine_libipmctl.go: pkg-config not supported: #cgo pkg-config: libipmctl"
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)
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# Run gazelle to update Go rules in BUILD files.
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# filter out known pkg-config error (see buildozer workaround below)
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# NOTE: the `|| exit "${PIPESTATUS[0]}"` is to ignore grep errors
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# while preserving the exit code of gazelle
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gazelle fix \
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-external=vendored \
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-mode=fix \
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-repo_root "${KUBE_ROOT}" \
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"${KUBE_ROOT}" \
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2>&1 | grep -Ev "$(kube::util::join \| "${KNOWN_PKG_CONFIG_ERRORS[@]}")" || (exit "${PIPESTATUS[0]}")
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# Run kazel to update the pkg-srcs and all-srcs rules as well as handle
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# Kubernetes code generators.
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kazel
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# make targets in vendor manual
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# buildozer exits 3 when no changes are made ¯\_(ツ)_/¯
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# https://github.com/bazelbuild/buildtools/tree/master/buildozer#error-code
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buildozer -quiet 'add tags manual' '//vendor/...:%go_binary' '//vendor/...:%go_test' && ret=$? || ret=$?
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if [[ $ret != 0 && $ret != 3 ]]; then
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exit 1
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fi
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# mark all ./test/integration/* targets as integration
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# see comment above re: buildozer exit codes
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buildozer -quiet 'add tags integration' '//test/integration/...:%go_test' && ret=$? || ret=$?
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if [[ $ret != 0 && $ret != 3 ]]; then
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exit 1
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fi
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# restrict ./vendor/github.com/prometheus/* targets visibility
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# see comment above re: buildozer exit codes
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buildozer -quiet 'set visibility //build/visible_to:vendor_githubcom_prometheus_CONSUMERS' '//vendor/github.com/prometheus/...:go_default_library' && ret=$? || ret=$?
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if [[ $ret != 0 && $ret != 3 ]]; then
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exit 1
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fi
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# we need to set this because gazelle doesn't support pkg-config, which would set this link option
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# see comment above re: buildozer exit codes
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buildozer -quiet 'set clinkopts select({"@io_bazel_rules_go//go/platform:linux":["-lseccomp",],"//conditions:default":[],})' //vendor/github.com/seccomp/libseccomp-golang:go_default_library && ret=$? || ret=$?
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if [[ $ret != 0 && $ret != 3 ]]; then
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exit 1
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fi
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# Avoid bazel stuff in tools/ directory
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rm hack/tools/BUILD
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