README.md

About

GitHub Action to set up containerd.

---

• Usage
  • Quick start
  • Pull Docker image
  • Build and push Docker image
• Customizing
  • inputs
• Limitation
• Contributing
• License

Usage

Quick start

name: containerd

on:
  push:

jobs:
  containerd:
    runs-on: ubuntu-latest
    steps:
      -
        name: Set up containerd
        uses: step-security/ghaction-setup-containerd@v3

Pull Docker image

name: containerd

on:
  push:

jobs:
  containerd:
    runs-on: ubuntu-latest
    steps:
      -
        name: Set up containerd
        uses: step-security/ghaction-setup-containerd@v3
      -
        name: Pull Docker image
        run: |
          sudo ctr i pull --all-platforms --all-metadata docker.io/library/hello-world:latest

Build and push Docker image

name: containerd

on:
  push:

jobs:
  containerd:
    runs-on: ubuntu-latest
    steps:
      -
        name: Checkout
        uses: actions/checkout@v4
      -
        name: Set up QEMU
        uses: docker/setup-qemu-action@v2
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
      -
        name: Set up containerd
        uses: step-security/ghaction-setup-containerd@v3
      -
        name: Build Docker image
        uses: docker/build-push-action@v4
        with:
          context: .
          file: ./Dockerfile
          platforms: linux/386,linux/amd64,linux/arm/v6,linux/arm/v7,linux/arm64,linux/ppc64le,linux/s390x
          tags: docker.io/${{ secrets.DOCKER_USERNAME }}/custom-image-test:latest
          outputs: type=oci,dest=/tmp/image.tar
      -
        name: Import image in containerd
        run: |
          sudo ctr i import --base-name docker.io/${{ secrets.DOCKER_USERNAME }}/diun --digests --all-platforms /tmp/image.tar
      -
        name: Push image with containerd
        run: |
          sudo ctr i push --user "${{ secrets.DOCKER_USERNAME }}:${{ secrets.DOCKER_PASSWORD }}" docker.io/${{ secrets.DOCKER_USERNAME }}/diun:latest

Customizing

inputs

The following inputs can be used as step.with keys

Name	Type	Default	Description
containerd-version	String	latest	containerd version (e.g., v1.4.1)
config	String		Containerd config file
config-inline	String		Same as config but inline

config and config-inline are mutually exclusive.

Limitation

This action is only available for Linux virtual environments.

License

MIT. See LICENSE for more details.