Squashed 'release-tools/' changes from 3b6d17b1..1d60e779

1d60e779 Merge pull request #131 from pohly/kubernetes-1.20-tag
9f104590 prow.sh: support building Kubernetes for a specific version
fe1f2848 Merge pull request #121 from kvaps/namespace-check
8fdf0f78 Merge pull request #128 from fengzixu/master
1c94220d fix: fix a bug of csi-sanity
a4c41e6a Merge pull request #127 from pohly/fix-boilerplate
ece0f500 check namespace for snapshot-controller
dbd89672 verify-boilerplate.sh: fix path to script
9289fd16 Merge pull request #125 from sachinkumarsingh092/optional-spelling-boilerplate-checks
ad29307f Make the spelling and boilerplate checks optional
5f06d024 Merge pull request #124 from sachinkumarsingh092/fix-spellcheck-boilerplate-tests
48186eba Fix spelling and boilerplate errors
71690aff Merge pull request #122 from sachinkumarsingh092/include-spellcheck-boilerplate-tests
981be3fe Adding spelling and boilerplate checks.
2bb75253 Merge pull request #117 from fengzixu/master
4ab8b154 use the tag to replace commit of csi-test
5d74e455 change the csi-test import path to v4
7dcd0a99 upgrade csi-test to v4.0.2

git-subtree-dir: release-tools
git-subtree-split: 1d60e7792624a9938c0bd1b045211fbb89e513d6

verify-boilerplate.sh

@@ -0,0 +1,54 @@
+#!/bin/bash
+
+# Copyright 2014 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
+
+echo "Verifying boilerplate"
+
+if [[ -z "$(command -v python)" ]]; then
+  echo "Cannot find python. Make link to python3..."
+  update-alternatives --install /usr/bin/python python /usr/bin/python3 1
+fi
+
+# The csi-release-tools directory (absolute path).
+TOOLS="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd -P)"
+
+# Directory to check. Default is the parent of the tools themselves.
+ROOT="${1:-${TOOLS}/..}"
+
+boiler="${TOOLS}/boilerplate/boilerplate.py"
+
+mapfile -t files_need_boilerplate < <("${boiler}" --rootdir="${ROOT}" --verbose)
+
+# Run boilerplate.py unit tests
+unitTestOut="$(mktemp)"
+trap cleanup EXIT
+cleanup() {
+	rm "${unitTestOut}"
+}
+
+# Run boilerplate check
+if [[ ${#files_need_boilerplate[@]} -gt 0 ]]; then
+  for file in "${files_need_boilerplate[@]}"; do
+    echo "Boilerplate header is wrong for: ${file}"
+  done
+
+  exit 1
+fi
+
+echo "Done"