git.r.bdr.sh - rbdr/mobius/blob - .github/workflows/docker-publish.yml

   1 name: Docker
   2
   3 on:
   4   push:
   5     tags:
   6       - '*'
   7
   8 env:
   9   # Use docker.io for Docker Hub if empty
  10   REGISTRY: ghcr.io
  11   # github.repository as <account>/<repo>
  12   IMAGE_NAME: jhalter/mobius-hotline-server
  13
  14 jobs:
  15   build:
  16
  17     runs-on: ubuntu-latest
  18     permissions:
  19       contents: read
  20       packages: write
  21       # This is used to complete the identity challenge
  22       # with sigstore/fulcio when running outside of PRs.
  23       id-token: write
  24
  25     steps:
  26       - name: Checkout repository
  27         uses: actions/checkout@v3
  28
  29       # Install the cosign tool except on PR
  30       # https://github.com/sigstore/cosign-installer
  31       - name: Install cosign
  32         if: github.event_name != 'pull_request'
  33         uses: sigstore/cosign-installer@e1523de7571e31dbe865fd2e80c5c7c23ae71eb4 #v3.4.0
  34         with:
  35           cosign-release: 'v2.2.3'
  36
  37       # Set up BuildKit Docker container builder to be able to build
  38       # multi-platform images and export cache
  39       # https://github.com/docker/setup-buildx-action
  40       - name: Set up Docker Buildx
  41         uses: docker/setup-buildx-action@f95db51fddba0c2d1ec667646a06c2ce06100226 # v3.0.0
  42
  43       # Login against a Docker registry except on PR
  44       # https://github.com/docker/login-action
  45       - name: Log into registry ${{ env.REGISTRY }}
  46         if: github.event_name != 'pull_request'
  47         uses: docker/login-action@343f7c4344506bcbf9b4de18042ae17996df046d # v3.0.0
  48         with:
  49           registry: ${{ env.REGISTRY }}
  50           username: ${{ github.actor }}
  51           password: ${{ secrets.GITHUB_TOKEN }}
  52
  53       # Extract metadata (tags, labels) for Docker
  54       # https://github.com/docker/metadata-action
  55       - name: Extract Docker metadata
  56         id: meta
  57         uses: docker/metadata-action@96383f45573cb7f253c731d3b3ab81c87ef81934 # v5.0.0
  58         with:
  59           images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
  60
  61       # Build and push Docker image with Buildx (don't push on PR)
  62       # https://github.com/docker/build-push-action
  63       - name: Build and push Docker image
  64         id: build-and-push
  65         uses: docker/build-push-action@0565240e2d4ab88bba5387d719585280857ece09 # v5.0.0
  66         with:
  67           context: .
  68           platforms: linux/amd64,linux/arm64
  69           push: ${{ github.event_name != 'pull_request' }}
  70           tags: ${{ steps.meta.outputs.tags }}
  71           labels: ${{ steps.meta.outputs.labels }}
  72           cache-from: type=gha
  73           cache-to: type=gha,mode=max
  74
  75       # Sign the resulting Docker image digest except on PRs.
  76       # This will only write to the public Rekor transparency log when the Docker
  77       # repository is public to avoid leaking data.  If you would like to publish
  78       # transparency data even for private images, pass --force to cosign below.
  79       # https://github.com/sigstore/cosign
  80       - name: Sign the published Docker image
  81         if: ${{ github.event_name != 'pull_request' }}
  82         env:
  83           # https://docs.github.com/en/actions/security-guides/security-hardening-for-github-actions#using-an-intermediate-environment-variable
  84           TAGS: ${{ steps.meta.outputs.tags }}
  85           DIGEST: ${{ steps.build-and-push.outputs.digest }}
  86         # This step uses the identity token to provision an ephemeral certificate
  87         # against the sigstore community Fulcio instance.
  88         run: echo "${TAGS}" | xargs -I {} cosign sign --yes {}@${DIGEST}