cherry-pick.sh

#!/bin/bash

# Copyright AppsCode Inc. and Contributors
#
# Licensed under the AppsCode Free Trial License 1.0.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     https://github.com/appscode/licenses/raw/1.0.0/AppsCode-Free-Trial-1.0.0.md
#
# 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 -eou pipefail

should_cherry_pick() {
    while IFS=$': \r\t' read -r -u9 marker v; do
        if [ "$marker" = "/cherry-pick" ]; then
            return 0
        fi
    done 9< <(git show -s --format=%b)
    return 1
}

should_cherry_pick || {
    echo "Skipped cherry picking."
    echo "To automatically cherry pick, add /cherry-pick to commit message body."
    exit 0
}

while IFS=/ read -r -u9 repo branch; do
    git checkout $branch
    pr_branch="master-${GITHUB_SHA:0:8}"${branch#"release"}
    git checkout -b $pr_branch
    git cherry-pick --strategy=recursive -X theirs $GITHUB_SHA
    git push -u origin HEAD -f
    gh pr create \
        --base $branch \
        --label automerge \
        --title "[cherry-pick] $(git show -s --format=%s)" \
        --body "$(git show -s --format=%b | sed --expression='/\/cherry-pick/d')" || true
    sleep 15
done 9< <(git branch -r | grep release)