linux-build.yml

name: 'Compile and build the packages for Linux'

# Controls when the workflow will run
on:
  # Triggers the workflow on push or pull request events but only for the main branch
  push:
    tags:
      - '*'

  # Allows you to run this workflow manually from the Actions tab
  workflow_dispatch:
    inputs:

      package-version:
        description: 'The version to give to the packages. Defaults to the current tag.'
        required: false
        default: ''

      lib-repo-ref:
        description: 'The branch, tag or SHA to checkout (lib repo). Defaults to the current tag.'
        required: false
        default: ''

      package-iteration:
        description: 'The iteration to give to the package. RPM calls this the ‘release’. FreeBSD calls it ‘PORTREVISION’. Debian calls this ‘debian_revision’'
        required: false
        default: '1'

env:
  # we use `${{ github.sha }}-${{ github.run_id }}_${{ github.run_attempt }}` so we get a (mostly) unique directory, to avoid folder collisions when multiple workflows are running
  BASE_DIR: '${{ github.sha }}-${{ github.run_id }}_${{ github.run_attempt }}'

# A workflow run is made up of one or more jobs that can run sequentially or in parallel
jobs:

  prepare:
    runs-on:
      - 'rhel8'
      - 'self-hosted'

    steps:

      - name: 'checkout the monitoring-plugins repo'
        uses: 'actions/checkout@v3'
        with:
          path: '${{ env.BASE_DIR }}/repos/monitoring-plugins'

      - name: 'checkout the lib repo'
        uses: 'actions/checkout@v3'
        with:
          repository: 'Linuxfabrik/lib'
          ref: '${{ inputs.lib-repo-ref || github.ref_name }}'
          path: '${{ env.BASE_DIR }}/repos/lib'

      - name: 'mkdir ${{ env.BASE_DIR }}/build'
        run: 'mkdir ${{ env.BASE_DIR }}/build'


  # Debian
  build-debian12:
    runs-on:
      - 'rhel8'
      - 'self-hosted'
    needs:
      - 'prepare'

    steps:

      - name: 'mkdir ${{ env.BASE_DIR }}/build/debian12'
        run: 'mkdir ${{ env.BASE_DIR }}/build/debian12'

      - name: 'Build for Debian 12'
        run: |-
          podman run --interactive --rm \
          --mount type=bind,source=${{ env.BASE_DIR }}/build/debian12,destination=/build,relabel=private \
          --mount type=bind,source=${{ env.BASE_DIR }}/repos,destination=/repos,relabel=shared,ro=true \
          docker.io/library/debian:bookworm /bin/bash -x /repos/monitoring-plugins/build/debian12/build.sh ${{ inputs.package-version || github.ref_name }} ${{ inputs.package-iteration || '1' }}

  # this would not work on the GitHub-hosted runners, as each job is isolated there,
  # but works when self-hosted (since there are no parallel jobs)
  upload-outputs:
    runs-on:
      - 'rhel8'
      - 'self-hosted'
    needs:  # we want this to run after the above jobs
      - 'build-debian12'
    if: '${{ always() }}' # however, we want to upload the artifacts even if one of the job fails

    steps:

      - name: 'upload the output as monitoring-plugins-linux-packages'
        uses: 'actions/upload-artifact@v3'
        with:
          name: 'monitoring-plugins-linux-packages'
          path: '${{ env.BASE_DIR }}/build/'