.travis.yml

language: bash

dist: bionic # On 20/05/2020, focal is still not listed on https://docs.travis-ci.com/user/reference/overview/ :(

env:
  - DOCKER_CLI_EXPERIMENTAL=enabled

before_install:
  - sudo rm -rf /var/lib/apt/lists/*
  - curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
  - lsb_release -cs
  - sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"
  - sudo apt-get update
  - sudo apt-get -y -o Dpkg::Options::="--force-confnew" install docker-ce
  - docker version
  - BUILD_NUMBER="${TRAVIS_BUILD_NUMBER}"
  - >
    if [[ "${TRAVIS_BRANCH}" == "master" && "${TRAVIS_PULL_REQUEST}" == "false" ]]; then
      echo "We are building the master branch: version is official version."
      BUILD_BETA_VERSION=""
    else
      echo "We are not building the master branch (or we are in a PR mode). Building a beta version then"
      BUILD_BETA_VERSION="-beta-travis" #${TRAVIS_BUILD_NUMBER}"
    fi
  - echo "TRAVIS_BRANCH=${TRAVIS_BRANCH} - DOCKER_USERNAME=${DOCKER_USERNAME} - BUILD_BETA_VERSION=${BUILD_BETA_VERSION}"

script:
  - BETA_VERSION=${BUILD_BETA_VERSION} make