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fix: Sign images keylessly as well #44

fix: Sign images keylessly as well

fix: Sign images keylessly as well #44

Workflow file for this run

name: Publish and Sign Container Images
env:
REGISTRY: ghcr.io
on:
push:
branches:
- main
paths:
- .github/workflows/build.yml
- "**/Dockerfile"
schedule:
- cron: "17 17 * * 0"
jobs:
build-push-image:
runs-on: ubuntu-24.04
permissions:
contents: read
packages: write
id-token: write
strategy:
fail-fast: false
matrix:
include:
- image: spotify-distrobox
file: distroboxes/spotify/Dockerfile
- image: steam-distrobox
file: distroboxes/steam/Dockerfile
steps:
- name: Checkout repository
uses: actions/checkout@v4
- name: Setup Docker buildx
uses: docker/setup-buildx-action@v3
- name: Install cosign
uses: sigstore/cosign-installer@v3
with:
cosign-release: "v2.4.1"
- name: Extract metadata (tags, labels) for Docker
id: meta
uses: docker/metadata-action@v5
with:
images: |
${{ env.REGISTRY }}/${{ github.repository_owner }}/${{ matrix.image }}
tags: |
latest
type=sha,format=long
type=schedule,pattern={{date 'YYYYMMDD'}}
- name: Log into ${{ env.REGISTRY }}
uses: docker/login-action@v3
with:
registry: ${{ env.REGISTRY }}
username: ${{ github.repository_owner }}
password: ${{ github.token }}
- name: Build and push container image
id: build-push
uses: docker/build-push-action@v6
with:
push: true
file: ${{ matrix.file }}
tags: ${{ steps.meta.outputs.tags }}
labels: ${{ steps.meta.outputs.labels }}
cache-from: type=gha
cache-to: type=gha,mode=max
- name: Get Secrets
uses: bitwarden/sm-action@v2
with:
access_token: ${{ secrets.BWS_TOKEN }}
base_url: https://vault.bitwarden.eu
secrets: |
3200b4c5-5543-4f22-83b2-b24000e08512 > COSIGN_PRIVATE_KEY
c86c21ea-98cf-4ca9-b730-b2400146a3a5 > COSIGN_PASSWORD
- name: Sign the container image
env:
TAGS: ${{ steps.meta.outputs.tags }}
DIGEST: ${{ steps.build-push.outputs.digest }}
run: |
images=""
for tag in ${TAGS}; do
images+="${tag}@${DIGEST} "
done
cosign sign --yes ${images}
cosign sign --yes --key env://COSIGN_PRIVATE_KEY ${images}
- name: Cleanup old images
uses: actions/delete-package-versions@v5
with:
package-name: ${{ matrix.image }}
package-type: container
min-versions-to-keep: 30