Docker Image CI #15
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name: Docker Image CI | |
on: | |
workflow_dispatch: | |
push: | |
branches: [main] | |
paths: | |
- 'src/**' | |
pull_request: | |
branches: [main] | |
paths: | |
- 'src/**' | |
jobs: | |
build: | |
runs-on: ubuntu-latest | |
env: | |
IMAGE_NAME: 'sampleapi' | |
TAG: ${{ github.sha }} | |
steps: | |
- name: Checkout | |
uses: actions/checkout@v4 | |
# Install the cosign tool except on PR | |
# https://github.com/sigstore/cosign-installer | |
- name: Install cosign | |
if: github.event_name != 'pull_request' | |
uses: sigstore/cosign-installer@v3 | |
with: | |
cosign-release: 'v2.1.1' | |
# Set up BuildKit Docker container builder to be able to build | |
# multi-platform images and export cache | |
# https://github.com/docker/setup-buildx-action | |
- name: Set up Docker Buildx | |
uses: docker/setup-buildx-action@v3 | |
# Login against a Docker registry except on PR | |
# https://github.com/docker/login-action | |
- name: Log into registry ${{ vars.DOCKER_LOGIN_SERVER }} | |
if: github.event_name != 'pull_request' | |
uses: docker/login-action@v3 | |
with: | |
registry: ${{ vars.DOCKER_LOGIN_SERVER }} | |
username: ${{ secrets.DOCKER_USERNAME }} | |
password: ${{ secrets.DOCKER_TOKEN }} | |
# Extract metadata (tags, labels) for Docker | |
# https://github.com/docker/metadata-action | |
- name: Extract Docker metadata | |
id: meta | |
uses: docker/metadata-action@v5 | |
with: | |
images: ${{ vars.DOCKER_LOGIN_SERVER }}/${{ env.IMAGE_NAME }} | |
- name: Build Docker Image | |
uses: docker/build-push-action@v5 | |
with: | |
context: src/SampleApi | |
push: ${{ github.event_name != 'pull_request' }} | |
tags: ${{ steps.meta.outputs.tags }} | |
labels: ${{ steps.meta.outputs.labels }} | |
cache-from: type=gha | |
cache-to: type=gha,mode=max | |
- name: Run Trivy vulnerability scanner | |
uses: aquasecurity/trivy-action@master | |
with: | |
image-ref: 'docker.io/library/${{ env.IMAGE_NAME }}:${{ env.TAG }}' | |
format: 'github' | |
github-pat: ${{ github.token }} | |
env: | |
TRIVY_USERNAME: Username | |
TRIVY_PASSWORD: Password | |
# Sign the resulting Docker image digest except on PRs. | |
# This will only write to the public Rekor transparency log when the Docker | |
# repository is public to avoid leaking data. If you would like to publish | |
# transparency data even for private images, pass --force to cosign below. | |
# https://github.com/sigstore/cosign | |
- name: Sign the published Docker image | |
if: ${{ github.event_name != 'pull_request' }} | |
env: | |
# https://docs.github.com/en/actions/security-guides/security-hardening-for-github-actions#using-an-intermediate-environment-variable | |
TAGS: ${{ steps.meta.outputs.tags }} | |
DIGEST: ${{ steps.build-and-push.outputs.digest }} | |
# This step uses the identity token to provision an ephemeral certificate | |
# against the sigstore community Fulcio instance. | |
run: echo "${TAGS}" | xargs -I {} cosign sign --yes {}@${DIGEST} |