build.yml

name: Build Docker Images
on: [push]
jobs:
  build_image:
    if: github.ref_name != 'master'
    runs-on: ubuntu-latest
    steps:
      - uses: zendesk/checkout@v2
      - name: Set up QEMU
        run: |-
          QEMU_IMAGE=tonistiigi/binfmt:latest
          docker pull $QEMU_IMAGE
          docker image inspect $QEMU_IMAGE
          docker run --rm --privileged $QEMU_IMAGE --install all
      - name: Set up Docker Buildx
        id: buildx
        uses: zendesk/setup-buildx-action@v1.6.0
        with:
          install: true
      - name: Build images
        run: |-
          set -eu -o pipefail
          docker buildx build --platform=linux/arm64,linux/amd64 --file=Dockerfile --tag="zendesk/statsd-logger:latest" .

  push_image:
    if: github.ref_name == 'master'
    runs-on: ubuntu-latest
    steps:
      - uses: zendesk/checkout@v2
      - name: Set up QEMU
        run: |-
          QEMU_IMAGE=tonistiigi/binfmt:latest
          docker pull $QEMU_IMAGE
          docker image inspect $QEMU_IMAGE
          docker run --rm --privileged $QEMU_IMAGE --install all
      - name: Set up Docker Buildx
        id: buildx
        uses: zendesk/setup-buildx-action@v1.6.0
        with:
          install: true
      - name: Push images
        run: |-
          set -eu -o pipefail
          echo ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }} | docker login --username=${{ secrets.DOCKER_HUB_USERNAME }} --password-stdin
          set -x
          docker buildx build --push --platform=linux/arm64,linux/amd64 --file=Dockerfile --tag="zendesk/statsd-logger:latest" .