block-merge-eol.yml

# This workflow is provided via the organization template repository
#
# https://github.com/nextcloud/.github
# https://docs.github.com/en/actions/learn-github-actions/sharing-workflows-with-your-organization
#
# SPDX-FileCopyrightText: 2021-2024 Nextcloud GmbH and Nextcloud contributors
# SPDX-License-Identifier: MIT

name: Block merge to EOL

on: pull_request

permissions:
  contents: read

concurrency:
  group: block-merge-eol-${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

jobs:
  block-eol:
    name: Block merge to EOL
    runs-on: ubuntu-latest-low
    steps:
      - name: Parse base branch version
        id: parse
        run: |
          branch="${{ github.base_ref }}"
          if [[ $branch =~ ^stable([0-9]+)$ ]]; then
            echo "major=${BASH_REMATCH[1]}" >> $GITHUB_OUTPUT
          else
            echo "skip=true" >> $GITHUB_OUTPUT
          fi

      - name: Get current date
        if: ${{ !steps.parse.outputs.skip }}
        id: date
        run: echo "date=$(date -u +'%Y-%m-%d')" >> $GITHUB_OUTPUT

      - name: Fetch EOL data
        if: ${{ !steps.parse.outputs.skip }}
        id: eol
        run: |
          data=$(curl -s https://raw.githubusercontent.com/nextcloud-releases/updater_server/production/config/major_versions.json)
          eol=$(echo "$data" | jq -r ".[] | select(.majorVersion == ${{ steps.parse.outputs.major }}) | .eol")
          echo "eol=$eol" >> $GITHUB_OUTPUT

      - name: Check EOL date
        if: ${{ !steps.parse.outputs.skip }}
        run: |
          eol_date="${{ steps.eol.outputs.eol }}"
          current_date="${{ steps.date.outputs.date }}"
          if [[ "$eol_date" != "" && "$eol_date" != "null" ]]; then
            if [[ "$eol_date" < "$current_date" || "$eol_date" == "$current_date" ]]; then
              echo "This branch is EOL (End-of-Life) since $eol_date"
              exit 1
            fi
          fi