Build and publish container image #409
Workflow file for this run
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name: Build and publish container image | |
on: | |
# run when tagging or pushing to master | |
push: | |
branches: [master] | |
tags: ["*"] | |
permissions: | |
packages: write # ghcr access | |
contents: write # create releases | |
env: | |
# GitHub Container Registry hostname | |
GHCR_HOSTNAME: ghcr.io | |
jobs: | |
build_and_push: | |
runs-on: ubuntu-latest | |
steps: | |
- name: Checkout the latest SHA for this branch | |
uses: actions/checkout@v4 | |
if: github.event_name != 'workflow_dispatch' | |
- name: Checkout the specified tag | |
uses: actions/checkout@v4 | |
if: github.event_name == 'workflow_dispatch' | |
with: | |
ref: ${{ github.event.inputs.tag }} | |
- name: Get the latest Dockerfile if needed | |
if: github.event_name == 'workflow_dispatch' | |
run: | | |
if [[ ! -f Dockerfile ]]; then | |
git fetch --depth=1 origin master | |
git checkout origin/master -- Dockerfile | |
fi | |
- name: Setup Docker Buildx | |
id: buildx | |
uses: docker/setup-buildx-action@v3 | |
- name: Login to Docker Hub | |
uses: docker/login-action@v3 | |
with: | |
registry: ghcr.io | |
username: ${{ github.actor }} | |
password: ${{ secrets.GITHUB_TOKEN }} | |
- name: Prepare | |
id: prep | |
run: | | |
VERSION="${{ github.event.inputs.tag }}" | |
if [[ $GITHUB_REF == refs/tags/* ]]; then | |
VERSION="${GITHUB_REF/refs\/tags\//}" | |
fi | |
if [[ -z "$VERSION" ]]; then | |
VERSION="ref-${GITHUB_SHA::8}" | |
fi | |
echo "VERSION=${VERSION}" >> $GITHUB_OUTPUT | |
- name: Generate images meta | |
id: meta | |
uses: docker/metadata-action@v5 | |
with: | |
images: | | |
${{ env.GHCR_HOSTNAME }}/${{ github.repository }} | |
tags: | | |
type=raw,value=${{ steps.prep.outputs.VERSION }} | |
- name: Build the container image | |
uses: docker/build-push-action@v5 | |
with: | |
push: true | |
builder: ${{ steps.buildx.outputs.name }} | |
platforms: linux/amd64,linux/arm64 | |
tags: ${{ steps.meta.outputs.tags }} | |
labels: ${{ steps.meta.outputs.labels }} | |
cache-from: type=gha | |
cache-to: type=gha,mode=max |