change how we populate server url #43
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name: Docker | |
# This workflow uses actions that are not certified by GitHub. | |
# They are provided by a third-party and are governed by | |
# separate terms of service, privacy policy, and support | |
# documentation. | |
on: | |
push: | |
branches: [ main ] | |
# Publish semver tags as releases. | |
tags: [ 'v*.*.*' ] | |
pull_request: | |
branches: [ main ] | |
release: | |
types: [published] | |
env: | |
# Use docker.io for Docker Hub if empty | |
REGISTRY: ghcr.io | |
# github.repository as <account>/<repo> | |
IMAGE_NAME: ${{ github.repository }} | |
# Map current release tag to the version of booty | |
BOOTY_VERSION: $GITHUB_REF_NAME | |
# Map last repo update to the build timestamp | |
BOOTY_TIMESTAMP: ${{ github.event.repository.updated_at}} | |
jobs: | |
build: | |
outputs: | |
image: ${{ steps.image.outputs.image }} | |
digest: ${{ steps.build-and-push.outputs.digest }} | |
runs-on: ubuntu-latest | |
permissions: | |
contents: read | |
packages: write | |
# This is used to complete the identity challenge | |
# with sigstore/fulcio when running outside of PRs. | |
id-token: write | |
steps: | |
- name: Checkout repository | |
uses: actions/checkout@v2 | |
# 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@main | |
- name: Set up QEMU | |
uses: docker/setup-qemu-action@v2 | |
- name: Set up Docker Buildx | |
uses: docker/setup-buildx-action@v2 | |
# Login against a Docker registry except on PR | |
# https://github.com/docker/login-action | |
- name: Log into registry ${{ env.REGISTRY }} | |
if: github.event_name != 'pull_request' | |
uses: docker/login-action@28218f9b04b4f3f62068d7b6ce6ca5b26e35336c | |
with: | |
registry: ${{ env.REGISTRY }} | |
username: ${{ github.actor }} | |
password: ${{ secrets.GITHUB_TOKEN }} | |
# Extract metadata (tags, labels) for Docker | |
# https://github.com/docker/metadata-action | |
- name: Extract Docker metadata | |
id: meta | |
uses: docker/metadata-action@98669ae865ea3cffbcbaa878cf57c20bbf1c6c38 | |
with: | |
images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }} | |
# Build and push Docker image with Buildx (don't push on PR) | |
# https://github.com/docker/build-push-action | |
- name: Build and push Docker image | |
id: build-and-push | |
uses: docker/build-push-action@v3 | |
with: | |
context: . | |
push: ${{ github.event_name != 'pull_request' }} | |
tags: ${{ steps.meta.outputs.tags }} | |
labels: ${{ steps.meta.outputs.labels }} | |
- name: Sign the published Docker image | |
if: ${{ github.event_name != 'pull_request' }} | |
env: | |
COSIGN_EXPERIMENTAL: "true" | |
# This step uses the identity token to provision an ephemeral certificate | |
# against the sigstore community Fulcio instance. | |
run: cosign sign --yes ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}@${{ steps.build-and-push.outputs.digest }} | |
- name: Output image | |
id: image | |
run: | | |
# NOTE: We need to use the image and digest in order to make sure | |
# that the image we attest has not been modified. | |
# NOTE: The digest output from docker/build-push-action is of the | |
# form "sha256:<digest>" | |
image_name="${REGISTRY}/${IMAGE_NAME}:${{ github.ref_name }}" | |
echo "::set-output name=image::$image_name" | |
# Generate SLSA provenance for the image | |
# Upload the provenance to ghcr.io | |
provenance: | |
needs: [build] | |
permissions: | |
id-token: write # For signing. | |
actions: read # For reading workflow info. | |
packages: write # For uploading attestations. | |
uses: slsa-framework/slsa-github-generator/.github/workflows/generator_container_slsa3.yml@main | |
with: | |
image: ${{ needs.build.outputs.image }} | |
digest: ${{ needs.build.outputs.digest }} | |
registry-username: ${{ github.actor }} | |
compile-generator: true | |
secrets: | |
registry-password: ${{ secrets.GITHUB_TOKEN }} | |
# Verify the created provenance attestation. | |
verify: | |
# NOTE: this name is used as the status check name and by protected | |
# branches for required status checks. It should have a unique name among | |
# other pre-submits. | |
name: verify container provenance | |
needs: [build, provenance] | |
permissions: | |
packages: read # For reading attestations. | |
runs-on: ubuntu-latest | |
if: ${{ always() }} | |
steps: | |
- uses: sigstore/cosign-installer@main | |
- env: | |
REGISTRY_USERNAME: ${{ github.actor }} | |
REGISTRY_PASSWORD: ${{ secrets.GITHUB_TOKEN }} | |
IMAGE_NAME: ${{ needs.build.outputs.image }} | |
IMAGE_DIGEST: ${{ needs.build.outputs.digest }} | |
run: | | |
COSIGN_EXPERIMENTAL=1 cosign verify-attestation --certificate-identity-regexp=".*" --certificate-oidc-issuer-regexp=".*" --type slsaprovenance "${IMAGE_NAME}@${IMAGE_DIGEST}" | |
# TODO(github.com/slsa-framework/slsa-verifier/issues/92): Add step to verify using slsa-verifier |