pull-request-cleanup.yml

name: Pull Request Cleanup

on:
  pull_request:
    types: [closed]

concurrency:
  group: ${{ github.workflow }}
  cancel-in-progress: false

env:
  PULL_REQUEST_NUMBER: ${{ github.event.pull_request.number }}
  PULL_REQUEST_BRANCH: ${{ github.head_ref }}
  IMAGE_NAME: "ghcr.io/${{ github.repository }}"
  PACKAGE_NAME: oracledb_exporter
  PACKAGE_TYPE: container
  USERNAME: ${{ github.repository_owner }}

permissions:
  contents: write
  packages: write

jobs:
  cleanup-ghcr:
    runs-on: ubuntu-latest
    name: "cleanup ghcr"
    steps:
      - name: Cleanup versions
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          FILTER: rc.pr-${{ env.PULL_REQUEST_NUMBER }}
        run: |
          gh api \
            -H "Accept: application/vnd.github+json" \
            "/users/${{ env.USERNAME }}/packages/${{ env.PACKAGE_TYPE }}/${{ env.PACKAGE_NAME }}/versions" > versions.json

          VERSIONS=$(jq -r '.[] | select(.metadata.container.tags[] | test("${{ env.FILTER }}")) | .id' versions.json)
          for VERSION in $(echo -n "$VERSIONS")
          do
            TAG=$(jq -r \
              --arg VERSION "$VERSION" \
              '.[] | select(.id | tostring | test($VERSION)) | .metadata.container.tags | join(",")' \
              versions.json
            )
            DIGEST=$(jq -r \
              --arg VERSION "$VERSION" \
              '.[] | select(.id | tostring | test($VERSION)) | .name' \
              versions.json
            )
            echo "deleting ${IMAGE_NAME}:${TAG} with digest=${DIGEST}"
            echo "deleting package PACKAGE_VERSION_ID=${VERSION}"
            # https://github.com/cli/cli/issues/3937
            echo -n | gh api \
              --silent \
              --method DELETE \
              -H "Accept: application/vnd.github+json" \
              "/users/${{ env.USERNAME }}/packages/${{ env.PACKAGE_TYPE }}/${{ env.PACKAGE_NAME }}/versions/$VERSION" \
              --input -
          done
  cleanup-pre-releases:
    runs-on: ubuntu-latest
    name: "cleanup pre-releases"
    steps:
      - name: Cleanup releases
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          FILTER: rc.pr-${{ env.PULL_REQUEST_NUMBER }}
        run: |
          gh api \
            -H "Accept: application/vnd.github+json" \
            "/repos/${{ github.repository }}/releases" \
            --jq='.[] | select(.prerelease=false) | select(.tag_name | test("${{ env.FILTER }}"))' > versions.json

          VERSIONS=$(jq -r '.id' versions.json)
          for VERSION in $(echo -n "$VERSIONS")
          do
            RELEASE=$(jq -r \
              --arg VERSION "$VERSION" \
              'select(.id | tostring | test($VERSION)) | .name' \
              versions.json
            )
            echo "deleting release \"$RELEASE\" with RELEASE_ID=${VERSION}"
            # https://github.com/cli/cli/issues/3937
            echo -n | gh api \
              --silent \
              --method DELETE \
              -H "Accept: application/vnd.github+json" \
              "/repos/${{ github.repository }}/releases/$VERSION" \
              --input -
          done