.travis.yml

dist: bionic
language: shell
before_install:
  - set -e
  # Configure environment so changes are picked up when the Docker daemon is restarted after upgrading
  - echo '{"experimental":true}' | sudo tee /etc/docker/daemon.json
  - export DOCKER_CLI_EXPERIMENTAL=enabled
  - docker run --rm --privileged docker/binfmt:a7996909642ee92942dcd6cff44b9b95f08dad64
  # Upgrade to Docker CE 19.03 for BuildKit support
  - curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
  - sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"
  - sudo apt-get update
  - sudo apt-get -y -o Dpkg::Options::="--force-confnew" install docker-ce=5:19.03.8~3-0~ubuntu-bionic # pin version for reproducibility
  # Create Builder
  - docker buildx create --name builder --use
stages:
  - name: test
    if: branch != master
  - name: deploy
    if: branch = master
jobs:
  include:
    - stage: test
      script: docker buildx build --progress plain --build-arg VERSION=$VERSION --platform=linux/arm/v7 .
    - stage: deploy
      script: 
        - echo $DOCKER_PASS | docker login -u $DOCKER_USER --password-stdin &> /dev/null
        - docker buildx build --progress plain --output type=docker --build-arg VERSION=$VERSION --platform=linux/arm/v7 -t $TRAVIS_REPO_SLUG:$VERSION .
        - docker tag $TRAVIS_REPO_SLUG:$VERSION $TRAVIS_REPO_SLUG:latest
        - docker push $TRAVIS_REPO_SLUG