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Docker

Docker #50

name: Docker
on:
schedule:
- cron: "15 14 * * *"
push:
branches: ["main"]
# Publish semver tags as releases.
tags: ["v*.*.*"]
pull_request:
branches: ["main"]
env:
REGISTRY: ghcr.io
IMAGE_NAME: ${{ github.repository }}
jobs:
build:
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@v3
- name: Install cosign
if: github.event_name != 'pull_request'
uses: sigstore/[email protected]
with:
cosign-release: "v2.0.2"
- name: Set up QEMU
uses: docker/[email protected]
with:
platforms: arm64
- name: Setup Docker buildx
uses: docker/[email protected]
with:
platforms: linux/amd64,linux/arm64
- name: Log into registry ${{ env.REGISTRY }}
if: github.event_name != 'pull_request'
uses: docker/[email protected]
with:
registry: ${{ env.REGISTRY }}
username: ${{ github.actor }}
password: ${{ secrets.GITHUB_TOKEN }}
- name: Extract Docker metadata
id: meta
uses: docker/[email protected]
with:
github-token: ${{ secrets.GITHUB_TOKEN }}
images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
tags: |
type=schedule
type=ref,event=branch
type=ref,event=pr
type=raw,value=main-{{ date 'X' }},enable={{is_default_branch}}
- name: Build and push Docker image
id: build-and-push
uses: docker/[email protected]
with:
context: .
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
platforms: linux/amd64,linux/arm64
# 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: ${{ github.event_name != 'pull_request' }}
env:
COSIGN_EXPERIMENTAL: "true"
# This step uses the identity token to provision an ephemeral certificate
# against the sigstore community Fulcio instance.
run: echo "${{ steps.meta.outputs.tags }}" | xargs -I {} cosign sign --yes {}@${{ steps.build-and-push.outputs.digest }}