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build-image.yml
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name: Docker image build
on:
push:
branches: [ master ]
workflow_dispatch: ~
jobs:
build:
runs-on: ubuntu-latest
timeout-minutes: 60
strategy:
# Only allow a single parallel job to utilize build cache (second job
# can use build cache from first job)
max-parallel: 1
matrix:
target-image: ["intel-impi-image", "gnu-ompi-image"]
steps:
- uses: actions/checkout@v4
with:
fetch-depth: 2
- uses: docker/setup-buildx-action@v2
name: Set up Docker Buildx
id: buildx
- name: Get previous commit checksum
run: echo "PREV_COMMIT_SHA=$(git rev-parse HEAD~1)" >> $GITHUB_ENV
- name: Cache Docker layers
uses: actions/cache@v3
with:
path: /tmp/.buildx-cache
key: build-${{ github.sha }}
restore-keys: |
build-${{ github.sha }}
build-${{ env.PREV_COMMIT_SHA }}
build-
- name: Docker meta
id: meta
uses: docker/metadata-action@v5
with:
images: |
ghcr.io/kmturbulenz/${{ matrix.target-image }}
tags: |
type=ref,event=branch
type=ref,event=tag
type=sha
- uses: docker/login-action@v3
name: Login to Github Packages
with:
registry: ghcr.io
username: ${{ github.actor }}
password: ${{ secrets.GITHUB_TOKEN }}
- uses: docker/build-push-action@v4
name: Build image and push to GitHub Container Registry
with:
context: .
target: ${{ matrix.target-image }}
tags: ${{ steps.meta.outputs.tags }}
cache-from: type=local,src=/tmp/.buildx-cache
cache-to: type=local,dest=/tmp/.buildx-cache-new
# build on feature branches, push only on master branch
push: ${{ github.ref == 'refs/heads/master' }}
# Cache trick from:
# https://evilmartians.com/chronicles/build-images-on-github-actions-with-docker-layer-caching
#
# Other refs:
# https://github.com/docker/build-push-action/issues/252
# https://github.com/moby/buildkit/issues/1896
- name: Move cache
run: |
rm -rf /tmp/.buildx-cache
mv /tmp/.buildx-cache-new /tmp/.buildx-cache