docker-salt-master/.github/workflows/build-and-test.yml

name: Build and test Docker image

on:
  pull_request:
    branches:
      - main
    paths-ignore:
      - "./**/*.md"
      - "LICENSE"

env:
  IMAGE_NAME: localhost:5000/cdalvaro/docker-salt-master:${{ github.sha }}
  REGISTRY_PATH: ${{ github.workspace }}/registry
  CACHE_PATH: /tmp/.buildx-cache

jobs:
  build:
    name: Build
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v2.3.4

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v1.2.0

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v1.5.0
        with:
          driver-opts: network=host

      - name: Start Docker registry
        run: |
          docker run --rm --detach --publish 5000:5000 \
            --volume ${REGISTRY_PATH}:/var/lib/registry \
            --name registry registry:2

      - name: Cache Docker layers
        uses: actions/cache@v2.1.6
        with:
          path: ${{ env.CACHE_PATH }}
          key: ${{ runner.os }}-buildx-${{ github.sha }}
          restore-keys: |
            ${{ runner.os }}-buildx-

      - name: Build docker-salt-master image
        uses: docker/build-push-action@v2.6.1
        with:
          context: .
          file: ./Dockerfile
          platforms: linux/amd64,linux/arm64,linux/arm/v7
          cache-from: |
            type=local,src=${{ env.CACHE_PATH }}
            ghcr.io/cdalvaro/docker-salt-master:latest
          cache-to: type=local,dest=${{ env.CACHE_PATH }}
          push: true
          tags: ${{ env.IMAGE_NAME }}

      - name: Stop Docker registry
        run: docker stop registry

      - name: Upload Docker registry data for testing
        uses: actions/upload-artifact@v2
        with:
          name: docker-registry-data
          path: ${{ env.REGISTRY_PATH }}/

  test:
    name: Test
    runs-on: ubuntu-latest
    needs: build
    strategy:
      matrix:
        platform: [linux/amd64, linux/arm64, linux/arm/v7]
    env:
      DOCKER_CLI_EXPERIMENTAL: enabled
      SALTAPI_URL: https://localhost:8000/
      SALTAPI_USER: salt_api
      SALTAPI_PASS: 4wesome-Pass0rd
      SALTAPI_EAUTH: pam
    steps:
      - name: Download Docker registry data from build job
        uses: actions/download-artifact@v2
        with:
          name: docker-registry-data
          path: ${{ env.REGISTRY_PATH }}

      - name: Enable Docker experimental
        run: |
          # Enable docker daemon experimental support.
          echo '{"experimental": true}' | sudo tee /etc/docker/daemon.json
          sudo systemctl restart docker
          # Install QEMU multi-architecture support for docker buildx.
          docker run --rm --privileged multiarch/qemu-user-static --reset -p yes

      - name: Start Docker registry
        run: |
          docker run --rm --detach --publish 5000:5000 \
            --volume ${REGISTRY_PATH}:/var/lib/registry \
            --name registry registry:2
          sleep 10

      - name: Import Docker images
        run: docker pull --platform ${{ matrix.platform }} ${IMAGE_NAME}

      - name: Docker inspect
        run: docker buildx imagetools inspect ${IMAGE_NAME} | grep '${{ matrix.platform }}'

      - name: Launch docker container
        run: |
          # Create configuration files
          mkdir -p /tmp/config/
          cat > /tmp/config/salt-api.conf <<EOF
          external_auth:
            ${SALTAPI_EAUTH}:
              ${SALTAPI_USER}:
                - .*
                - '@runner'
                - '@wheel'
                - '@jobs'
          EOF

          # Run test instance
          docker run --rm --detach --name saltstack_master \
            --publish 4505:4505 --publish 4506:4506 --publish 8000:8000 \
            --env 'SALT_API_SERVICE_ENABLED=true' \
            --env 'SALT_API_USER_PASS=${{ env.SALTAPI_PASS }}' \
            --platform ${{ matrix.platform }} \
            --volume /tmp/config:/home/salt/data/config:ro \
            ${IMAGE_NAME}

          # Wait for salt-master bootup
          sleep 60

      - name: Show salt versions
        run: docker exec saltstack_master salt --versions

      - name: Test image calling healthcheck
        run: docker exec saltstack_master /usr/local/sbin/healthcheck

      - name: Test salt-api authentication
        id: salt_api_auth
        run: |
          SALTAPI_TOKEN=$(curl -sSk https://localhost:8000/login \
            -H 'Accept: application/x-yaml' \
            -d username=${{ env.SALTAPI_USER }} \
            -d password=${{ env.SALTAPI_PASS }} \
            -d eauth=${{ env.SALTAPI_EAUTH }} | grep 'token:' | cut -d' ' -f 4)
          [ -n "${SALTAPI_TOKEN}" ] || exit 1
          echo "::set-output name=token::${SALTAPI_TOKEN}"

      - name: Test salt-api command
        run: |
          curl -sSk https://localhost:8000 \
            -H 'Accept: application/x-yaml' \
            -H 'X-Auth-Token: ${{ steps.salt_api_auth.outputs.token }}' \
            -d client=runner \
            -d tgt='*' \
            -d fun=test.stream

      - name: Setup Python
        uses: actions/setup-python@v2.2.2
        with:
          python-version: 3.8

      - name: Install salt-pepper
        run: pip install salt-pepper

      - name: Test salt-pepper
        run: pepper --client runner test.stream

      - name: Cleanup
        run: |
          docker stop saltstack_master registry