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# Copyright (C) 2009 The Android Open Source Project
# Copyright OpenDev Contributors
#
# 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.
# Because wheels are unable to embed and install data files, we store
# our vendored copy of the Gerrit commit-msg hook script in a string and
# write it into place at runtime.
# Taken from https://gerrit.googlesource.com/gerrit/+/refs/heads/master
# /resources/com/google/gerrit/server/tools/root/hooks/commit-msg as of
# commit 05d6470 on 2024-02-21.
COMMIT_MSG = r"""#!/bin/sh
#
# Part of Gerrit Code Review (https://www.gerritcodereview.com/)
#
# Copyright (C) 2009 The Android Open Source Project
#
# 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 -u
# avoid [[ which is not POSIX sh.
if test "$#" != 1 ; then
echo "$0 requires an argument."
exit 1
fi
if test ! -f "$1" ; then
echo "file does not exist: $1"
exit 1
fi
# Do not create a change id if requested
case "$(git config --get gerrit.createChangeId)" in
false)
exit 0
;;
always)
;;
*)
# Do not create a change id for squash/fixup commits.
if head -n1 "$1" | LC_ALL=C grep -q '^[a-z][a-z]*! '; then
exit 0
fi
;;
esac
if git rev-parse --verify HEAD >/dev/null 2>&1; then
refhash="$(git rev-parse HEAD)"
else
refhash="$(git hash-object -t tree /dev/null)"
fi
random=$({ git var GIT_COMMITTER_IDENT ; echo "$refhash" ; cat "$1"; } | git hash-object --stdin)
dest="$1.tmp.${random}"
trap 'rm -f "$dest" "$dest-2"' EXIT
if ! cat "$1" | sed -e '/>8/q' | git stripspace --strip-comments > "${dest}" ; then
echo "cannot strip comments from $1"
exit 1
fi
if test ! -s "${dest}" ; then
echo "file is empty: $1"
exit 1
fi
reviewurl="$(git config --get gerrit.reviewUrl)"
if test -n "${reviewurl}" ; then
token="Link"
value="${reviewurl%/}/id/I$random"
pattern=".*/id/I[0-9a-f]\{40\}"
else
token="Change-Id"
value="I$random"
pattern=".*"
fi
if git interpret-trailers --parse < "$1" | grep -q "^$token: $pattern$" ; then
exit 0
fi
# There must be a Signed-off-by trailer for the code below to work. Insert a
# sentinel at the end to make sure there is one.
# Avoid the --in-place option which only appeared in Git 2.8
if ! git interpret-trailers \
--trailer "Signed-off-by: SENTINEL" < "$1" > "$dest-2" ; then
echo "cannot insert Signed-off-by sentinel line in $1"
exit 1
fi
# Make sure the trailer appears before any Signed-off-by trailers by inserting
# it as if it was a Signed-off-by trailer and then use sed to remove the
# Signed-off-by prefix and the Signed-off-by sentinel line.
# Avoid the --in-place option which only appeared in Git 2.8
# Avoid the --where option which only appeared in Git 2.15
if ! git -c trailer.where=before interpret-trailers \
--trailer "Signed-off-by: $token: $value" < "$dest-2" |
sed -e "s/^Signed-off-by: \($token: \)/\1/" \
-e "/^Signed-off-by: SENTINEL/d" > "$dest" ; then
echo "cannot insert $token line in $1"
exit 1
fi
if ! mv "${dest}" "$1" ; then
echo "cannot mv ${dest} to $1"
exit 1
fi
""" # noqa
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