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build(gha): move copy between registries section to dedicated page 

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>
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CrazyMax 2023-02-23 01:33:23 +01:00
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2
_data/toc.yaml
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@ -1629,6 +1629,8 @@ manuals:
title: Share built image between jobs
- path: /build/ci/github-actions/named-contexts/
title: Named contexts
- path: /build/ci/github-actions/copy-image-registries/
title: Copy image between registries
- path: /build/ci/github-actions/examples/
title: Examples
- sectiontitle: Bake

62
build/ci/github-actions/copy-image-registries.md Normal file
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@ -0,0 +1,62 @@
---
title: Copy image between registries with GitHub Actions
keywords: ci, github actions, gha, buildkit, buildx, registry
---
[Multi-platform images](../../building/multi-platform.md) built using Buildx can
be copied from one registry to another using the [`buildx imagetools create` command](../../../engine/reference/commandline/buildx_imagetools_create.md):
{% raw %}
```yaml
name: ci
on:
push:
branches:
- "main"
jobs:
docker:
runs-on: ubuntu-latest
steps:
-
name: Checkout
uses: actions/checkout@v3
-
name: Set up QEMU
uses: docker/setup-qemu-action@v2
-
name: Set up Docker Buildx
uses: docker/setup-buildx-action@v2
-
name: Login to Docker Hub
uses: docker/login-action@v2
with:
username: ${{ secrets.DOCKERHUB_USERNAME }}
password: ${{ secrets.DOCKERHUB_TOKEN }}
-
name: Login to GitHub Container Registry
uses: docker/login-action@v2
with:
registry: ghcr.io
username: ${{ github.repository_owner }}
password: ${{ secrets.GITHUB_TOKEN }}
-
name: Build and push
uses: docker/build-push-action@v4
with:
context: .
platforms: linux/amd64,linux/arm64
push: true
tags: |
user/app:latest
user/app:1.0.0
-
name: Push image to GHCR
run: |
docker buildx imagetools create \
--tag ghcr.io/user/app:latest \
--tag ghcr.io/user/app:1.0.0 \
user/app:latest
```
{% endraw %}

62
build/ci/github-actions/examples.md
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@ -7,68 +7,6 @@ keywords: ci, github actions, gha, examples
This page showcases different examples of how you can customize and use the
Docker GitHub Actions in your CI pipelines.
## Copy images between registries
[Multi-platform images](../../building/multi-platform.md) built using Buildx can
be copied from one registry to another using the [`buildx imagetools create` command](../../../engine/reference/commandline/buildx_imagetools_create.md):
{% raw %}
```yaml
name: ci
on:
push:
branches:
- "main"
jobs:
docker:
runs-on: ubuntu-latest
steps:
-
name: Checkout
uses: actions/checkout@v3
-
name: Set up QEMU
uses: docker/setup-qemu-action@v2
-
name: Set up Docker Buildx
uses: docker/setup-buildx-action@v2
-
name: Login to Docker Hub
uses: docker/login-action@v2
with:
username: ${{ secrets.DOCKERHUB_USERNAME }}
password: ${{ secrets.DOCKERHUB_TOKEN }}
-
name: Login to GitHub Container Registry
uses: docker/login-action@v2
with:
registry: ghcr.io
username: ${{ github.repository_owner }}
password: ${{ secrets.GITHUB_TOKEN }}
-
name: Build and push
uses: docker/build-push-action@v4
with:
context: .
platforms: linux/amd64,linux/arm64
push: true
tags: |
user/app:latest
user/app:1.0.0
-
name: Push image to GHCR
run: |
docker buildx imagetools create \
--tag ghcr.io/user/app:latest \
--tag ghcr.io/user/app:1.0.0 \
user/app:latest
```
{% endraw %}
## Update Docker Hub repository description
You can update the Docker Hub repository description using a third party action