Learning objectives #56
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| name: Rebuild and publish new ubcdsci/intro-to-ds image on DockerHub | |
| on: | |
| pull_request: | |
| types: [opened, synchronize] | |
| jobs: | |
| rebuild-docker: | |
| name: Rebuild docker image | |
| runs-on: ubuntu-latest | |
| permissions: | |
| contents: write | |
| steps: | |
| - name: Checkout PR branch | |
| uses: actions/checkout@v3 | |
| with: | |
| fetch-depth: '0' | |
| ref: ${{ github.head_ref }} | |
| - name: Check if Dockerfile needs to be rebuilt | |
| id: check-stale | |
| run: | | |
| echo "Checking if Dockerfile was modified since last commit on this PR" | |
| echo "GitHub PR action type: ${{ github.event.action }}" | |
| if [ "${{ github.event.action }}" == "opened" ]; then | |
| echo "GitHub base ref: ${{ github.event.pull_request.base.sha }}" | |
| echo "GitHub head ref: ${{ github.event.pull_request.head.sha }}" | |
| BEFORE=${{ github.event.pull_request.base.sha }} | |
| AFTER=${{ github.event.pull_request.head.sha }} | |
| else | |
| echo "GitHub event before: ${{ github.event.before }}" | |
| echo "GitHub event after: ${{ github.event.after }}" | |
| BEFORE=${{ github.event.before }} | |
| AFTER=${{ github.event.after }} | |
| fi | |
| if git diff --quiet $BEFORE $AFTER Dockerfile; then | |
| echo "PR synchronized, but Dockerfile was not edited. Not rebuilding the image." | |
| echo "stale_dockerfile=false" >> "$GITHUB_OUTPUT" | |
| else | |
| echo "PR synchronized, and Dockerfile was edited, so rebuilding the image." | |
| echo "stale_dockerfile=true" >> "$GITHUB_OUTPUT" | |
| fi | |
| - name: Rebuild and publish image | |
| if: ${{ steps.check-stale.outputs.stale_dockerfile == 'true' }} | |
| id: rebuild | |
| uses: elgohr/Publish-Docker-Github-Action@v5 | |
| with: | |
| name: ubcdsci/intro-to-ds | |
| username: ${{ secrets.DOCKER_USERNAME }} | |
| password: ${{ secrets.DOCKER_PASSWORD }} | |
| dockerfile: Dockerfile | |
| snapshot: true | |
| - name: Update build_html.sh script | |
| if: ${{ steps.check-stale.outputs.stale_dockerfile == 'true' }} | |
| run: | | |
| git config --local user.email "[email protected]" | |
| git config --local user.name "GitHub Action" | |
| git pull origin ${{ github.head_ref }} | |
| sed 's/ubcdsci\/intro-to-ds:[[:alnum:]]\+/ubcdsci\/intro-to-ds:${{ steps.rebuild.outputs.snapshot-tag }}/g' build_html.sh > build_html.tmp && mv build_html.tmp build_html.sh | |
| chmod u+x build_html.sh | |
| git add build_html.sh | |
| git commit -m "update build_html.sh script with new docker image" | |
| - name: Update build_pdf.sh script | |
| if: ${{ steps.check-stale.outputs.stale_dockerfile == 'true' }} | |
| run: | | |
| git config --local user.email "[email protected]" | |
| git config --local user.name "GitHub Action" | |
| git pull origin ${{ github.head_ref }} | |
| sed 's/ubcdsci\/intro-to-ds:[[:alnum:]]\+/ubcdsci\/intro-to-ds:${{ steps.rebuild.outputs.snapshot-tag }}/g' build_pdf.sh > build_pdf.tmp && mv build_pdf.tmp build_pdf.sh | |
| chmod u+x build_pdf.sh | |
| git add build_pdf.sh | |
| git commit -m "update build_pdf.sh script with new docker image" | |
| - name: Update docker-compose.yml script | |
| if: ${{ steps.check-stale.outputs.stale_dockerfile == 'true' }} | |
| run: | | |
| git config --local user.email "[email protected]" | |
| git config --local user.name "GitHub Action" | |
| git pull origin ${{ github.head_ref }} | |
| sed 's/ubcdsci\/intro-to-ds:[[:alnum:]]\+/ubcdsci\/intro-to-ds:${{ steps.rebuild.outputs.snapshot-tag }}/g' docker-compose.yml > docker-compose.tmp && mv docker-compose.tmp docker-compose.yml | |
| git add docker-compose.yml | |
| git commit -m "update docker-compose.yml script with new docker image" | |
| - name: Push changes to build scripts | |
| if: ${{ steps.check-stale.outputs.stale_dockerfile == 'true' }} | |
| uses: ad-m/github-push-action@master | |
| with: | |
| github_token: ${{ secrets.GITHUB_TOKEN }} | |
| branch: ${{ github.head_ref }} |