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-rw-r--r--resources/libraries/bash/entry/check/copyright_year.sh70
-rw-r--r--resources/libraries/bash/entry/check/new_line.sh4
2 files changed, 72 insertions, 2 deletions
diff --git a/resources/libraries/bash/entry/check/copyright_year.sh b/resources/libraries/bash/entry/check/copyright_year.sh
new file mode 100644
index 0000000000..66667b96ca
--- /dev/null
+++ b/resources/libraries/bash/entry/check/copyright_year.sh
@@ -0,0 +1,70 @@
+# Copyright (c) 2020 Cisco and/or its affiliates.
+# 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 -exuo pipefail
+
+# This file should be executed from tox, as the assumed working directory
+# is different from where this file is located.
+# This file does not have executable flag nor shebang,
+# to dissuade non-tox callers.
+
+# This script runs a few grep-based command and fails
+# if it detects any file edited or added since HEAD~
+# containing a copyright notice in first 3 lines,
+# but not the current year (in the same line).
+# The offending lines are stored to copyright_year.log (overwriting).
+#
+# 3 lines were chosen, because first two lines could be shebang and empty line,
+# and more than 3 lines would start failing on files with multiple copyright
+# holders. There, only the last updating entity needs to bump its year,
+# and put other copyright lines below.
+
+# "set -eu" handles failures from the following two lines.
+BASH_CHECKS_DIR="$(dirname $(readlink -e "${BASH_SOURCE[0]}"))"
+BASH_FUNCTION_DIR="$(readlink -e "${BASH_CHECKS_DIR}/../../function")"
+source "${BASH_FUNCTION_DIR}/common.sh" || {
+ echo "Source failed." >&2
+ exit 1
+}
+
+year=$(date +'%Y')
+IFS=$'\n'
+files=($(git diff --name-only HEAD~ || true))
+unset IFS
+truncate -s 0 "copyright_year.log" || die
+# A change can have thousands of files, supress console output in the cycle.
+set +x
+for fil in "${files[@]}"; do
+ # Greps do "fail" on 0 line output, we need to ignore that
+ # as 0 lines is good. We need both set +e to ensure everything executes,
+ # and || true later to avoid dying on zero.
+ piped_command="set +ex; head -n 3 '${fil}' | fgrep -i 'Copyright'"
+ piped_command+=" | fgrep -v '${year}' | awk '{print \"${fil}: \" \$0}'"
+ piped_command+=" >> 'copyright_year.log'"
+ wrong_strings="$(bash -c "${piped_command}" || true)" || die
+done
+set -x
+lines="$(< "copyright_year.log" wc -l)"
+if [ "${lines}" != "0" ]; then
+ # TODO: Decide which text goes to stdout and which to stderr.
+ warn "Copyright lines with wrong year detected: ${lines}"
+ # TODO: Disable when output size does more harm than good.
+ pwd
+ cat "copyright_year.log" >&2
+ warn
+ warn "Copyright year checker: FAIL"
+ exit 1
+fi
+
+warn
+warn "Copyright year checker: PASS"
diff --git a/resources/libraries/bash/entry/check/new_line.sh b/resources/libraries/bash/entry/check/new_line.sh
index 49c3d65815..2e24c0256b 100644
--- a/resources/libraries/bash/entry/check/new_line.sh
+++ b/resources/libraries/bash/entry/check/new_line.sh
@@ -1,4 +1,4 @@
-# Copyright (c) 2019 Cisco and/or its affiliates.
+# Copyright (c) 2020 Cisco and/or its affiliates.
# 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:
@@ -13,7 +13,7 @@
set -exuo pipefail
-# This file should be executed from tox, as the assumend working directory
+# This file should be executed from tox, as the assumed working directory
# is different from where this file is located.
# This file does not have executable flag nor shebang,
# to dissuade non-tox callers.