k8s.io/test-infra@v0.0.0-20240520184403-27c6b4c223d8/experiment/revert-bump.sh (about)

     1  #!/usr/bin/env bash
     2  # Copyright 2019 The Kubernetes Authors.
     3  #
     4  # Licensed under the Apache License, Version 2.0 (the "License");
     5  # you may not use this file except in compliance with the License.
     6  # You may obtain a copy of the License at
     7  #
     8  #     http://www.apache.org/licenses/LICENSE-2.0
     9  #
    10  # Unless required by applicable law or agreed to in writing, software
    11  # distributed under the License is distributed on an "AS IS" BASIS,
    12  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  # See the License for the specific language governing permissions and
    14  # limitations under the License.
    15  
    16  set -o errexit
    17  set -o nounset
    18  set -o pipefail
    19  
    20  bold_blue() {
    21    echo -e "\x1B[1;34m${*}\x1B[0m"
    22  }
    23  
    24  bold_yellow() {
    25    echo -e "\x1B[1;33m${*}\x1B[0m"
    26  }
    27  
    28  main() {
    29    bold_blue "Checking out latest upstream ..."
    30    git fetch https://github.com/kubernetes/test-infra master
    31    git checkout FETCH_HEAD
    32  
    33    bold_blue "Finding most recent bump commit ..."
    34    local most_recent_bump
    35    local most_recent_bump_commmit
    36    most_recent_bump="$(git log --no-merges --extended-regexp \
    37      --grep='Update prow to v[a-f0-9]+-[a-f0-9]+, and other images as necessary\.' \
    38      --pretty=oneline -n 1)"
    39    bold_yellow "Matching Commit: ${most_recent_bump}"
    40    most_recent_bump_commmit=$(cut -f1 -d ' ' <<< "${most_recent_bump}")
    41    echo "Commit SHA: ${most_recent_bump_commmit}"
    42  
    43    bold_blue "Creating revert ..."
    44    local revert_branch
    45    revert_branch="revert-$(date +'%s')-${most_recent_bump_commmit}"
    46    git checkout -b "${revert_branch}"
    47    git revert --no-edit "${most_recent_bump_commmit}"
    48  
    49    bold_blue "Pushing branch ..."
    50    git -c push.default=current push
    51  
    52    bold_yellow "You should now file a pull request from your ${revert_branch} branch."
    53  }
    54  
    55  main "$@"