release_management.yml

name: Release Management

on:
  issue_comment:
    types: [ created ]
  pull_request:
    branches: [ main ]
  push:
    branches: [ main ]

env:
  GITHUB_ACTIONS_BOT_NAME: "github-actions[bot]"
  GITHUB_ACTIONS_BOT_EMAIL: "41898282+github-actions[bot]@users.noreply.github.com"

jobs:
  prepare-release-command:
    name: Process /prepare-release cmds
    if: ${{ github.event.issue.pull_request }}
    runs-on: ubuntu-latest
    outputs:
      command: ${{ steps.extract-command.outputs.command }}
    steps:
      - name: Match /prepare-release [major|minor|patch|xx.xx.xx] commands
        id: extract-command
        shell: bash
        env:
          COMMENT: ${{ github.event.comment.body }}
        run: |
          echo Processing comment "$COMMENT"
          version=$(echo $COMMENT | sed -nE "s/^ *\/prepare-release +([0-9]+.[0-9]+.[0-9]+) *$/\1/p")
          if [ -n "${version}" ]; then
            echo command=--version ${version} >> $GITHUB_OUTPUT
            exit
          fi
          bump=$(echo $COMMENT | sed -nE "s/^ *\/prepare-release +(major|minor|patch) *$/\1/p")
          if [ -n "${bump}" ]; then
            echo command=--bump ${bump} >> $GITHUB_OUTPUT
            exit
          fi
          echo command="" >> $GITHUB_OUTPUT

  prepare-release:
    name: Prepare release
    needs: [ prepare-release-command ]
    if: ${{ needs.prepare-release-command.outputs.command }}
    runs-on: [ self-hosted, vwire ]
    container:
      image: ros:noetic-ros-base-focal
    steps:
      - name: React to the comment to show it's being processed
        uses: actions/github-script@v6
        with:
          script: |
            github.rest.reactions.createForIssueComment({
              owner: context.repo.owner,
              repo: context.repo.repo,
              comment_id: ${{ github.event.comment.id }},
              content: 'rocket',
            });
      - name: Install dependencies
        shell: bash
        run: |
          type -p curl >/dev/null || (apt-get update && apt-get install curl -y)
          curl -fsSL https://cli.github.com/packages/githubcli-archive-keyring.gpg | dd of=/usr/share/keyrings/githubcli-archive-keyring.gpg
          chmod go+r /usr/share/keyrings/githubcli-archive-keyring.gpg
          echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/githubcli-archive-keyring.gpg] https://cli.github.com/packages stable main" | tee /etc/apt/sources.list.d/github-cli.list > /dev/null
          apt-get update
          apt-get install -q -y --no-install-recommends git python3-catkin-tools gh
      - name: Fetch the repository
        uses: actions/checkout@v3
        with:
          fetch-depth: 0  # To everything, instead of only the last commit
          token: ${{ secrets.PAT }}
      - name: Checkout PR branch
        run: gh pr checkout ${{ github.event.issue.number }}
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      - name: Bring branch up to date with main
        run: |
          git config user.name ${GITHUB_ACTIONS_BOT_NAME}
          git config user.email ${GITHUB_ACTIONS_BOT_EMAIL}
          git merge origin/main
      - name: Bump catkin package version numbers
        shell: bash
        run: python3 tooling/packages/wavemap_utils/scripts/ci_prepare_release.py --non-interactive ${{ needs.prepare-release-command.outputs.command }}
      - name: Push to GitHub
        run: git push
  #  - name: Post release note preview as PR comment
  #    uses: actions/github-script@v6
  #    with:
  #      script: |
  #        github.rest.issues.createComment({
  #          owner: context.repo.owner,
  #          repo: context.repo.repo,
  #          issue_number: context.issue.number,
  #          body: 'Preview of release notes will be added here.'
  #        })

  ready-for-release:
    name: Check version is incremental
    if: ${{ github.event_name == 'pull_request' }}
    runs-on: ubuntu-latest
    continue-on-error: true
    steps:
      - name: Checkout the current branch
        uses: actions/checkout@v3
      - name: Compare local and main version numbers
        shell: bash
        run: |
          version_main=$(curl -s https://raw.githubusercontent.com/ethz-asl/wavemap/main/libraries/wavemap/package.xml | sed -nE "s/.*<version>(.*)<\/version>.*/\1/p")
          version_local=$(sed -nE "s/.*<version>(.*)<\/version>.*/\1/p" libraries/wavemap/package.xml)

          if dpkg --compare-versions $version_main "lt" $version_local; then
            echo "Local version ($version_local) is ahead of origin main ($version_main)"
            exit 0
          else
            echo "Local version ($version_local) lags origin main ($version_main)"
            exit 1
          fi

  tag-release:
    name: Tag pushes to main
    if: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}
    runs-on: ubuntu-latest
    steps:
      - name: Checkout the current branch
        uses: actions/checkout@v3
        with:
          fetch-depth: 0
          token: ${{ secrets.PAT }}
      - name: Detect version
        id: detect-version
        shell: bash
        run: echo "version=$(sed -nE "s/.*<version>(.*)<\/version>.*/\1/p" libraries/wavemap/package.xml)" >> $GITHUB_OUTPUT
      - name: Push tag
        env:
          TAG: v${{ steps.detect-version.outputs.version }}
        shell: bash
        run: |
          if git show-ref --tags --verify --quiet "refs/tags/${TAG}"; then
            echo "Tag ${TAG} already exists. Doing nothing."
          else
            echo "Creating and pushing tag ${TAG}."
            git config user.name ${GITHUB_ACTIONS_BOT_NAME}
            git config user.email ${GITHUB_ACTIONS_BOT_EMAIL}
            git tag -a -m "Release ${TAG}" ${TAG}
            git push origin ${TAG}
          fi