Add github action for creating a docker image

When building the master (or main) branch, create docker image
that uses the tag 'latest' and a that that consists of the version
number read from the __init__.py file.

Use label 'dev' for all other builds.
This commit is contained in:
Philipp Grathwohl 2021-11-27 16:14:14 +01:00
parent 16e32f57d8
commit ea9b4bb9b9

66
.github/workflows/build.yml vendored Normal file
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name: 'Build Docker Image'
on:
push:
branches:
- main
- master
- development
env:
image-name: ghcr.io/${{ github.repository_owner }}/craftbeerpi4
jobs:
docker:
runs-on: ubuntu-latest
steps:
- name: Checkout
uses: actions/checkout@v2
- name: Prepare docker image and tag names
id: prep
run: |
if [[ $GITHUB_REF_NAME == master ]] || [[ $GITHUB_REF_NAME == main ]]; then
# when building master/main use :latest tag and the version number
# from the cbpi/__init__.py file
VERSION=$(grep -o -E "(([0-9]{1,2}[.]?){3}[0-9]+)" cbpi/__init__.py)
TAGS="${{ env.image-name }}:latest,${{ env.image-name }}:v${VERSION}"
else
# otherwise just use :dev tag
TAGS="${{ env.image-name }}:dev"
fi
# Set output parameters.
echo ::set-output name=tags::${TAGS}
- name: Set up QEMU
uses: docker/setup-qemu-action@master
with:
platforms: all
- name: Set up Docker Buildx
id: buildx
uses: docker/setup-buildx-action@master
- name: Login to GitHub Container Registry
uses: docker/login-action@v1
with:
registry: ghcr.io
username: ${{ github.repository_owner }}
password: ${{ secrets.GITHUB_TOKEN }}
- name: Build
uses: docker/build-push-action@v2
with:
builder: ${{ steps.buildx.outputs.name }}
context: .
file: ./Dockerfile
platforms: linux/amd64,linux/arm64
push: true
tags: ${{ steps.prep.outputs.tags }}
labels: |
org.opencontainers.image.title=${{ github.event.repository.name }}
org.opencontainers.image.description=${{ github.event.repository.description }}
org.opencontainers.image.url=${{ github.event.repository.html_url }}
org.opencontainers.image.revision=${{ github.sha }}