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39 changes: 9 additions & 30 deletions content/manuals/build/ci/github-actions/multi-platform.md
Original file line number Diff line number Diff line change
Expand Up @@ -124,8 +124,7 @@ on:
push:

env:
DOCKERHUB_REPO: docker-user/my-app
GHCR_REPO: ghcr.io/gh-user/my-app
REGISTRY_IMAGE: user/app

jobs:
build:
Expand All @@ -146,23 +145,14 @@ jobs:
id: meta
uses: docker/metadata-action@v5
with:
images: |
${{ env.DOCKERHUB_REPO }}
${{ env.GHCR_REPO }}
images: ${{ env.REGISTRY_IMAGE }}

- name: Login to Docker Hub
uses: docker/login-action@v3
with:
username: ${{ vars.DOCKERHUB_USERNAME }}
password: ${{ secrets.DOCKERHUB_TOKEN }}

- name: Login to GHCR
uses: docker/login-action@v3
with:
registry: ghcr.io
username: ${{ github.repository_owner }}
password: ${{ secrets.GITHUB_TOKEN }}

- name: Set up QEMU
uses: docker/setup-qemu-action@v3

Expand All @@ -175,7 +165,8 @@ jobs:
with:
platforms: ${{ matrix.platform }}
labels: ${{ steps.meta.outputs.labels }}
outputs: type=image,"name=${{ env.DOCKERHUB_REPO }},${{ env.GHCR_REPO }}",push-by-digest=true,name-canonical=true,push=true
tags: ${{ env.REGISTRY_IMAGE }}
outputs: type=image,push-by-digest=true,name-canonical=true,push=true

- name: Export digest
run: |
Expand Down Expand Up @@ -209,23 +200,14 @@ jobs:
username: ${{ vars.DOCKERHUB_USERNAME }}
password: ${{ secrets.DOCKERHUB_TOKEN }}

- name: Login to GHCR
uses: docker/login-action@v3
with:
registry: ghcr.io
username: ${{ github.repository_owner }}
password: ${{ secrets.GITHUB_TOKEN }}

- name: Set up Docker Buildx
uses: docker/setup-buildx-action@v3

- name: Docker meta
id: meta
uses: docker/metadata-action@v5
with:
images: |
${{ env.DOCKERHUB_REPO }}
${{ env.GHCR_REPO }}
images: ${{ env.REGISTRY_IMAGE }}
tags: |
type=ref,event=branch
type=ref,event=pr
Expand All @@ -236,14 +218,11 @@ jobs:
working-directory: ${{ runner.temp }}/digests
run: |
docker buildx imagetools create $(jq -cr '.tags | map("-t " + .) | join(" ")' <<< "$DOCKER_METADATA_OUTPUT_JSON") \
$(printf '${{ env.DOCKERHUB_REPO }}@sha256:%s ' *)
docker buildx imagetools create $(jq -cr '.tags | map("-t " + .) | join(" ")' <<< "$DOCKER_METADATA_OUTPUT_JSON") \
$(printf '${{ env.GHCR_REPO }}@sha256:%s ' *)
$(printf '${{ env.REGISTRY_IMAGE }}@sha256:%s ' *)

- name: Inspect image
run: |
docker buildx imagetools inspect ${{ env.DOCKERHUB_REPO }}:${{ steps.meta.outputs.version }}
docker buildx imagetools inspect ${{ env.GHCR_REPO }}:${{ steps.meta.outputs.version }}
docker buildx imagetools inspect ${{ env.REGISTRY_IMAGE }}:${{ steps.meta.outputs.version }}
```

### With Bake
Expand Down Expand Up @@ -377,9 +356,9 @@ jobs:
cwd://${{ runner.temp }}/bake-meta.json
targets: image
set: |
*.tags=
*.tags=${{ env.REGISTRY_IMAGE }}
*.platform=${{ matrix.platform }}
*.output=type=image,"name=${{ env.REGISTRY_IMAGE }}",push-by-digest=true,name-canonical=true,push=true
*.output=type=image,push-by-digest=true,name-canonical=true,push=true

- name: Export digest
run: |
Expand Down