cleanup.yaml

---
name: Cleanup

on:
  schedule:
    - cron: "0 0 * * *"

  workflow_dispatch:

defaults:
  run:
    shell: bash

permissions:
  contents: read
  packages: write

jobs:
  matrix:
    name: Matrix

    runs-on: ${{ matrix.os }}

    timeout-minutes: 30
    continue-on-error: false

    strategy:
      fail-fast: true
      matrix:
        os:
          - ubuntu-latest

    steps:
      - id: checkout_repository
        name: Checkout repository
        uses: actions/checkout@v4

      - id: repository_name
        name: Record repository name
        run: |
          echo "REPOSITORY_NAME=$(basename ${{ github.repository }})" >> "$GITHUB_OUTPUT"

      - id: generate_matrix
        name: Generating a matrix of container names
        run: |
          echo "Generating matrix of container names..."
          CONTAINER_NAMES=$(find nix/oci -mindepth 1 -maxdepth 1 -type d ! -name "_template" ! -name "_disabled*" -printf "%f\n" | jq -R -s -c 'split("\n")[:-1]')
          echo "${CONTAINER_NAMES}" | jq .
          echo "CONTAINER_MATRIX=${CONTAINER_NAMES}" >> "$GITHUB_OUTPUT"

    outputs:
      repository_name: ${{ steps.repository_name.outputs.REPOSITORY_NAME }}
      container_matrix: ${{ steps.generate_matrix.outputs.CONTAINER_MATRIX }}

  cleanup:
    name: Cleanup Packages

    runs-on: ${{ matrix.os }}

    timeout-minutes: 30
    continue-on-error: false

    needs: matrix

    strategy:
      fail-fast: false
      matrix:
        container: ${{ fromJson(needs.matrix.outputs.container_matrix) }}
        os:
          - ubuntu-latest

    steps:
      - name: Prune all untagged images
        uses: vlaurin/action-ghcr-prune@v0.6.0
        with:
          token: ${{ secrets.PAT_PACKAGES }}
          organization: salt-labs
          container: ${{ needs.matrix.outputs.repository_name }}/${{ matrix.container }}
          prune-untagged: true
          dry-run: false

      - name: Prune old tagged images
        uses: vlaurin/action-ghcr-prune@v0.6.0
        with:
          token: ${{ secrets.PAT_PACKAGES }}
          organization: salt-labs
          container: ${{ needs.matrix.outputs.repository_name }}/${{ matrix.container }}
          keep-younger-than: 30
          keep-last: 3
          prune-tags-regexes: |
            ^202*.*
          dry-run: false