snapshot.yml

name: Create Fedora CoreOS snapshot

on:
  workflow_dispatch:
    inputs:
      url:
        description: 'Fedora CoreOS image URL for Digital Ocean'
        required: true
        type: string

concurrency:
  group: create-snapshot
  cancel-in-progress: true

jobs:
  snapshot:
    name: Create CoreOS snapshot
    runs-on: ubuntu-latest
    steps:
      - name: Set up doctl
        uses: digitalocean/action-doctl@v2
        with:
          token: ${{ secrets.DIGITALOCEAN_API_TOKEN }}
      - name: Get snapshot ID
        id: get_snapshot
        run: |
           url="${{ inputs.url }}"
           snapshot_name="${url##*/}"
           snapshot_id=$(doctl compute snapshot list --format ID,Name --no-header | grep " $snapshot_name\$" | awk '{print $1}')
           echo "snapshot_id=$snapshot_id" >> $GITHUB_OUTPUT
      - name: Check if Snapshot Exists
        id: check_snapshot
        run: |
          snapshot_id="${{ steps.get_snapshot.outputs.snapshot_id }}"
          if doctl compute snapshot get $snapshot_id > /dev/null 2>&1; then
            echo "snapshot_exists=true" >> $GITHUB_OUTPUT
          else
            echo "snapshot_exists=false" >> $GITHUB_OUTPUT
          fi
      - name: Create Snapshot
        if: ${{ steps.check_snapshot.outputs.snapshot_exists == 'false' }}
        run: |
          url="${{ inputs.url }}"
          snapshot_name="${url##*/}"
          doctl compute image create "${snapshot_name}" \
            --verbose \
            --region TOR1 \
            --image-distribution "Fedora" \
            --image-description "Base image for Islandora Sandbox. Does not include docker images." \
            --tag-names coreos \
            --image-url "${url}"