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ghcr-push

ghcr-push #23

Workflow file for this run

name: ghcr-push
on:
release:
types: [created]
env:
# Use docker.io for Docker Hub if empty
REGISTRY: ghcr.io
# github.repository as <account>/<repo>
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
# Install the cosign tool except on PR
# https://github.com/sigstore/cosign-installer
- name: Install cosign
if: github.event_name != 'pull_request'
uses: sigstore/[email protected]
with:
cosign-release: 'v2.2.1'
# Workaround: https://github.com/docker/build-push-action/issues/461
- name: Setup Docker buildx
uses: docker/setup-buildx-action@79abd3f86f79a9d68a23c75a09a9a85889262adf
# 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 }}
# https://docs.github.com/en/actions/security-guides/security-hardening-for-github-actions#using-an-intermediate-environment-variable
- name: Sign image with a key
run: |
cosign sign --yes --key env://COSIGN_PRIVATE_KEY "${TAGS}@${DIGEST}"
env:
TAGS: ${{ steps.docker_meta.outputs.tags }}
COSIGN_PRIVATE_KEY: ${{ secrets.COSIGN_PRIVATE_KEY }}
COSIGN_PASSWORD: ${{ secrets.COSIGN_PASSWORD }}
DIGEST: ${{ steps.build-and-push.outputs.digest }}
- name: Sign the images with GitHub OIDC Token
env:
DIGEST: ${{ steps.build-and-push.outputs.digest }}
TAGS: ${{ steps.docker_meta.outputs.tags }}
run: cosign sign --yes "${TAGS}@${DIGEST}"