Skip to content

v1.26.0-dev

v1.26.0-dev #6

Workflow file for this run

name: Publish Docker Image
on:
release:
types: [published]
workflow_dispatch:
# Required for cosign keyless (OIDC) to mint tokens
permissions:
contents: read
packages: write
id-token: write # needed for signing the images with GitHub OIDC Token
jobs:
push_to_registry:
name: Push Docker image to GitHub Container registry
runs-on: ubuntu-latest
timeout-minutes: 60
steps:
- name: Check out the repo
uses: actions/[email protected]
- name: Install cosign
uses: sigstore/[email protected]
- name: Login to GitHub Container Registry
uses: docker/[email protected]
with:
registry: ghcr.io
username: ${{ github.actor }}
password: ${{ secrets.GITHUB_TOKEN }}
- name: Extract metadata (tags, labels) for Docker
id: meta
uses: docker/[email protected]
with:
images: ghcr.io/openmodelica/crossbuild
- name: Build and push Docker image
id: build-and-push
uses: docker/[email protected]
with:
context: .
file: ./Dockerfile
tags: ${{ steps.meta.outputs.tags }}
labels: ${{ steps.meta.outputs.labels }}
annotations: ${{ steps.meta.outputs.annotations }}
push: true
- name: Sign the images with GitHub OIDC Token (tag-based)
env:
TAGS: ${{ steps.meta.outputs.tags }}
run: |
set -euo pipefail
[ -n "${TAGS:-}" ] || { echo "No tags found"; exit 1; }
images=""
while IFS= read -r tag; do
tag="$(echo "$tag" | xargs)" # trim whitespace
[ -z "$tag" ] && continue
images+="${tag} "
echo "Signing tag: ${tag}"
cosign sign --yes "${tag}"
done < <(echo "${TAGS:-}" | tr ',' '\n')
- name: Verify signatures (tag-based)
env:
TAGS: ${{ steps.meta.outputs.tags }}
run: |
set -euo pipefail
[ -n "${TAGS:-}" ] || { echo "No tags found"; exit 1; }
CERT_ID="https://github.com/${{ github.repository }}/.github/workflows/publish.yml@${{ github.ref }}"
CERT_ISSUER="https://token.actions.githubusercontent.com"
while IFS= read -r tag; do
tag="$(echo "$tag" | xargs)"
[ -z "$tag" ] && continue
echo "Verifying tag: ${tag}"
cosign verify \
--certificate-identity="${CERT_ID}" \
--certificate-oidc-issuer="${CERT_ISSUER}" \
"${tag}"
done < <(echo "${TAGS:-}" | tr ',' '\n')