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check-generate.sh
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check-generate.sh
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#!/usr/bin/env bash
#
# Copyright 2019 SAP SE or an SAP affiliate company. All rights reserved. This file is licensed under the Apache Software License, v. 2 except as noted otherwise in the LICENSE file
#
# 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 -e
echo "> Generate"
makefile="$1/Makefile"
check_branch="__check"
initialized_git=false
stashed=false
checked_out=false
generated=false
function delete-check-branch {
git rev-parse --verify "$check_branch" &>/dev/null && git branch -q -D "$check_branch" || :
}
function cleanup {
if [[ "$generated" == true ]]; then
if ! clean_err="$(make -f "$makefile" clean && git reset --hard -q && git clean -qdf)"; then
echo "Could not clean: $clean_err"
fi
fi
if [[ "$checked_out" == true ]]; then
if ! checkout_err="$(git checkout -q -)"; then
echo "Could not checkout to previous branch: $checkout_err"
fi
fi
if [[ "$stashed" == true ]]; then
if ! stash_err="$(git stash pop -q)"; then
echo "Could not pop stash: $stash_err"
fi
fi
if [[ "$initialized_git" == true ]]; then
if ! rm_err="$(rm -rf .git)"; then
echo "Could not delete git directory: $rm_err"
fi
fi
delete-check-branch
}
trap cleanup EXIT SIGINT SIGTERM
if which git &>/dev/null; then
if ! git rev-parse --git-dir &>/dev/null; then
initialized_git=true
git init -q
git add --all
git config --global user.name 'Gardener'
git config --global user.email 'gardener@cloud'
git commit -q --allow-empty -m 'initial commit'
fi
if [[ "$(git rev-parse --abbrev-ref HEAD)" == "$check_branch" ]]; then
echo "Already on check branch, aborting"
exit 1
fi
delete-check-branch
if [[ "$(git status -s)" != "" ]]; then
stashed=true
git stash --include-untracked -q
git stash apply -q &>/dev/null
fi
checked_out=true
git checkout -q -b "$check_branch"
git add --all
git commit -q --allow-empty -m 'checkpoint'
old_status="$(git status -s)"
if ! out=$(make -f "$makefile" clean 2>&1); then
echo "Error during calling make clean: $out"
exit 1
fi
echo ">> make generate"
generated=true
if ! out=$(make -f "$makefile" generate 2>&1); then
echo "Error during calling make generate: $out"
exit 1
fi
new_status="$(git status -s)"
if [[ "$old_status" != "$new_status" ]]; then
echo "make generate needs to be run:"
echo "$new_status"
exit 1
fi
repo_root="$(git rev-parse --show-toplevel)"
if [[ -d "$repo_root/vendor" ]]; then
echo ">> make revendor"
if ! out=$(make -f "$makefile" revendor 2>&1); then
echo "Error during calling make revendor: $out"
exit 1
fi
new_status="$(git status -s)"
if [[ "$old_status" != "$new_status" ]]; then
echo "make revendor needs to be run:"
echo "$new_status"
exit 1
fi
else
echo ">> make tidy"
if ! out=$(make -f "$makefile" tidy 2>&1); then
echo "Error during calling make tidy: $out"
exit 1
fi
new_status="$(git status -s)"
if [[ "$old_status" != "$new_status" ]]; then
echo "make tidy needs to be run:"
echo "$new_status"
exit 1
fi
fi
else
echo "No git detected, cannot run make check-generate"
fi
exit 0