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Image

Image #8

Workflow file for this run

name: Image
on:
push:
tags:
- 'v*'
workflow_dispatch:
env:
REGISTRY_IMAGE: ghcr.io/wangzw/cxx-cmake-project-template
jobs:
docker:
name: "Build Dev Container"
runs-on: ubuntu-latest
permissions:
contents: read
packages: write
strategy:
matrix:
platform:
- linux/amd64
- linux/arm64
steps:
- name: Checkout
uses: actions/checkout@v4
- name: Prepare
run: |
platform=${{ matrix.platform }}
echo "PLATFORM_PAIR=${platform//\//-}" >> $GITHUB_ENV
- name: Set up QEMU
uses: docker/setup-qemu-action@v3
- name: Set up Docker Buildx
uses: docker/setup-buildx-action@v3
- name: Image meta
id: meta
uses: docker/metadata-action@v5
with:
images: ${{ env.REGISTRY_IMAGE }}
- name: Login to registry
if: github.event_name != 'pull_request'
uses: docker/login-action@v3
with:
registry: ghcr.io
username: ${{ github.actor }}
password: ${{ secrets.GITHUB_TOKEN }}
- name: Build and push image
id: build
uses: docker/build-push-action@v6
env:
SOURCE_DATE_EPOCH: ${{ env.TIMESTAMP }}
with:
context: .
platforms: ${{ matrix.platform }}
labels: ${{ steps.meta.outputs.labels }}
outputs: type=image,name=${{ env.REGISTRY_IMAGE }},push-by-digest=true,name-canonical=true,push=${{ github.event_name != 'pull_request' }}
- name: Export digest
run: |
mkdir -p /tmp/digests
digest="${{ steps.build.outputs.digest }}"
touch "/tmp/digests/${digest#sha256:}"
- name: Upload digest
uses: actions/upload-artifact@v4
with:
name: digests-${{ env.PLATFORM_PAIR }}
path: /tmp/digests/*
if-no-files-found: error
retention-days: 1
merge:
name: "Merge Images"
if: github.event_name != 'pull_request'
runs-on: ubuntu-latest
permissions:
contents: read
packages: write
needs:
- docker
steps:
- name: Download digests
uses: actions/download-artifact@v4
with:
path: /tmp/digests
pattern: digests-*
merge-multiple: true
- name: Set up Docker Buildx
uses: docker/setup-buildx-action@v3
- name: Image meta
id: meta
uses: docker/metadata-action@v5
with:
images: ${{ env.REGISTRY_IMAGE }}
tags: |
type=ref,event=branch
type=ref,event=pr
type=semver,pattern={{version}}
type=semver,pattern={{major}}.{{minor}}
type=raw,value=latest,enable={{is_default_branch}}
- name: Login to registry
if: github.event_name != 'pull_request'
uses: docker/login-action@v3
with:
registry: ghcr.io
username: ${{ github.actor }}
password: ${{ secrets.GITHUB_TOKEN }}
- name: Create manifest list and push
working-directory: /tmp/digests
run: |
docker buildx imagetools create $(jq -cr '.tags | map("-t " + .) | join(" ")' <<< "$DOCKER_METADATA_OUTPUT_JSON") \
$(printf '${{ env.REGISTRY_IMAGE }}@sha256:%s ' *)
- name: Inspect image
run: |
docker buildx imagetools inspect ${{ env.REGISTRY_IMAGE }}:${{ steps.meta.outputs.version }}