Create and publish a Docker image of GCP PubSub emulator #58
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| name: Create and publish a Docker image of GCP PubSub emulator | |
| on: | |
| schedule: | |
| - cron: '0 0 * * *' | |
| env: | |
| REGISTRY: ghcr.io | |
| IMAGE_NAME: ${{ github.repository }} | |
| TEST_TAG: ghcr.io/${{ github.repository }}:test | |
| jobs: | |
| check-and-compare: | |
| name: Check and compare version of Google Cloud SDK | |
| runs-on: ubuntu-latest | |
| outputs: | |
| new-version: ${{ steps.compare-versions.outputs.result }} | |
| gcloud-skd-version: ${{ steps.get-latest-tags.outputs.google_cloud_sdk_version }} | |
| steps: | |
| - name: Check out repository code | |
| id: check-out | |
| uses: actions/checkout@v4 | |
| - name: Get latest tags | |
| id: get-latest-tags | |
| run: | | |
| echo "google_cloud_sdk_version=$(skopeo list-tags docker://google/cloud-sdk \ | |
| | jq -r '.Tags[] | select(endswith("-emulators"))' | sort -V | tail -n 1 | cut -d '-' -f 1)" >> $GITHUB_OUTPUT | |
| echo "gcp_pubsub_emulator_version=$(skopeo list-tags docker://${{ env.REGISTRY }}/${{ env.IMAGE_NAME }} \ | |
| | jq -r '.Tags[] | select(. != "latest")' | sort -V | tail -n 1)" >> $GITHUB_OUTPUT | |
| - name: Compare versions | |
| id: compare-versions | |
| uses: fabriziocacicia/semver-compare-action@v0.1.0 | |
| with: | |
| first: ${{ steps.get-latest-tags.outputs.google_cloud_sdk_version }} | |
| second: ${{ steps.get-latest-tags.outputs.gcp_pubsub_emulator_version }} | |
| buid-test-push: | |
| name: Build, Test and Push Docker image | |
| if: needs.check-and-compare.outputs.new-version == 'true' | |
| runs-on: ubuntu-latest | |
| needs: check-and-compare | |
| permissions: | |
| contents: read | |
| packages: write | |
| steps: | |
| - name: Check out repository code | |
| id: check-out | |
| uses: actions/checkout@v4 | |
| - name: Set up Docker Buildx | |
| id: setup-buildx | |
| uses: docker/setup-buildx-action@v3 | |
| - name: Build container for tests | |
| id: build-test-container | |
| uses: docker/build-push-action@v5 | |
| with: | |
| context: . | |
| load: true | |
| tags: ${{ env.TEST_TAG }} | |
| build-args: | | |
| GOOGLE_CLOUD_SDK_VERSION=${{ needs.check-and-compare.outputs.gcloud-skd-version }} | |
| - name: Test container | |
| id: test-container | |
| env: | |
| HOST: localhost | |
| PORT: 8085 | |
| SUBSCRIPTION: v1/projects/myproject/subscriptions/mysubscription | |
| CONTAINER_NAME: test-container | |
| LOGS_FILE: output.log | |
| run: | | |
| docker run --rm --detach --name $CONTAINER_NAME ${{ env.TEST_TAG }} | |
| while ! (docker exec $CONTAINER_NAME bash -c "(echo > /dev/tcp/$HOST/$PORT) >/dev/null 2>&1") ; do | |
| echo "Waiting for $HOST:$PORT to become available..." | |
| sleep 1 | |
| done | |
| while [ "$(docker exec $CONTAINER_NAME curl -s -o /dev/null -w '%{http_code}' $HOST:$PORT/$SUBSCRIPTION)" -ne 200 ]; do | |
| echo "Waiting for $SUBSCRIPTION to become created..." | |
| sleep 1 | |
| done | |
| docker logs $CONTAINER_NAME &> $LOGS_FILE | |
| docker stop $CONTAINER_NAME > /dev/null | |
| echo "Output logs: " | |
| cat $LOGS_FILE | |
| echo "Verifying log output..." | |
| if grep -q "Server started, listening on 8085" $LOGS_FILE && | |
| grep -q "\[setup] Topic \[projects/myproject/topics/mytopic] created successfully" $LOGS_FILE && | |
| grep -q "\[setup] Subscription \[projects/myproject/subscriptions/mysubscription] created successfully" $LOGS_FILE; then | |
| echo "Logs contains expected output." | |
| exit 0 | |
| else | |
| echo "Logs doesn't contains expected output." | |
| exit 1 | |
| fi | |
| - name: Login to ghcr.io | |
| id: docker-login | |
| uses: docker/login-action@v3 | |
| with: | |
| registry: ${{ env.REGISTRY }} | |
| username: ${{ github.actor }} | |
| password: ${{ secrets.GITHUB_TOKEN }} | |
| - name: Extract metadata (tags, labels) for Docker | |
| id: extract-metadata | |
| uses: docker/metadata-action@v5 | |
| with: | |
| images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }} | |
| tags: | | |
| type=semver,pattern={{version}},value=${{ needs.check-and-compare.outputs.gcloud-skd-version }} | |
| - name: Build and push Docker image | |
| id: build-push-container | |
| uses: docker/build-push-action@v5 | |
| with: | |
| context: . | |
| platforms: linux/amd64 | |
| push: true | |
| provenance: false | |
| build-args: | | |
| GOOGLE_CLOUD_SDK_VERSION=${{ needs.check-and-compare.outputs.gcloud-skd-version }} | |
| tags: ${{ steps.extract-metadata.outputs.tags }} | |
| labels: ${{ steps.extract-metadata.outputs.labels }} |