releases/tools/list_eol_stale_branches.sh
Előd Illés 2483ee6b7d Allow delete branch if eol tag is not at HEAD
In some cases [1] <series>-eol tag exists but it is not on the last
patch of a branch and we still need to delete them. Originally the
script skips these cases and doesn't allow to delete the branch. This
patch makes it possible to delete the branch anyway (only when the tag
exists!).

[1] for example when:
    * patches were merged after EOL tagging
    * branch was accidently recreated with new patches

Change-Id: If9491ddb292e2eebcc4c713140ce02c2d89c80a3
2023-01-25 20:43:30 +01:00

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#!/bin/bash
#
# 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.
# Extended Maintenance was introduced during Queens
# All the following cycle under EM should be added there.
function help {
# Display helping message
cat <<EOF
usage: $0 [<args>]
Provide a list of repositories that contains eol stale branches, and
give option to delete them.
Arguments:
-d, --debug Turn on the debug mode
-h, --help show this help message and exit
examples:
$(basename $0)
EOF
}
for i in "$@"; do
case $i in
# Turn on the debug mode
-d|--debug)
set -x
shift 1
;;
# Display the helping message
-h|--help)
help
exit 0
;;
esac
done
gerrit_username=${GERRIT_USER:-}
GERRIT_URL="https://review.opendev.org"
TOOLSDIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
BASEDIR=$(dirname $TOOLSDIR)
source $TOOLSDIR/functions
enable_tox_venv
em_series=($(list-em-series))
# Make sure no pager is configured so the output is not blocked
export PAGER=
setup_temp_space 'list-eol-stale-branches'
branch=$(series_to_branch "$series")
function no_open_patches {
req="${GERRIT_URL}/changes/?q=status:open+project:${repo}+branch:stable/${em_branch}"
patches=$(curl -s ${req} | sed 1d | jq --raw-output '.[] | .change_id')
[ -z "${patches}" ]
no_opens=$?
if [[ "$no_opens" -eq 1 ]]; then
echo "Patches remained open on stale branch (make sure to abandon them):"
echo "https://review.opendev.org/q/status:open+project:${repo}+branch:stable/${em_branch}"
fi
return $no_opens
}
function eol_tag_matches_head {
head=$(git log --oneline --decorate -1)
[[ "$head" =~ "${em_branch}-eol" ]] && [[ "$head" =~ "origin/stable/${em_branch}" ]]
matches=$?
if [[ "$matches" -eq 1 ]] ; then
tags=$(git tag)
[[ "$tags" =~ "${em_branch}-eol" ]]
eol_tag_exists=$?
if [[ "$eol_tag_exists" -eq 0 ]]; then
echo "WARNING !!! stable/${em_branch} has patches on top of the ${em_branch}-eol tag."
echo "Please check the branch and ${em_branch}-eol tag manually."
echo "Do not delete the branch if you are not sure!"
read -p "> If you are sure the branch can be deleted, then press D + Enter: " DELETE
if [ "${DELETE,,}" == "d" ]; then
matches=0
else
echo "Skipping."
fi
else
echo "No ${em_branch}-eol tag found! Branch cannot be deleted. Skipping."
fi
fi
return $matches
}
function is_eol {
${TOOLSDIR}/delete_stable_branch.py check --quiet ${repo} ${em_branch}
if [[ $? -eq 0 ]]; then
echo
echo "${repo} contains eol stale branch (${em_branch})"
clone_repo ${repo} stable/${em_branch}
cd ${repo}
if no_open_patches && eol_tag_matches_head; then
read -p "> Do you want to delete the branch stable/${em_branch} from ${repo} repository? [y/N]: " YN
if [ "${YN,,}" == "y" ]; then
if [ -z "$gerrit_username" ]; then
read -p "Gerrit username: " gerrit_username
fi
${TOOLSDIR}/delete_stable_branch.py delete ${gerrit_username} ${repo} ${em_branch}
fi
fi
cd ..
fi
}
for em_branch in "${em_series[@]}"; do
repos=$(list-deliverables -r --series "${em_branch}" --is-eol)
# Show the eol stale branches for each repository.
for repo in ${repos}; do
cd ${MYTMPDIR}
echo
echo " --- $repo ($em_branch) --- "
is_eol "${repo}" "${em_branch}"
done
done