travis-ci.sh

#!/bin/bash

set -ex

if [[ "${TRAVIS_PULL_REQUEST}" != "false" ]]; then
  echo "Not building docker images out of Pull Requests"
  exit 0
fi

declare -r SLUG="collectd/ci:${TRAVIS_BRANCH:?}"
docker build --pull -t "${SLUG}" .
docker inspect "${SLUG}"
docker history "${SLUG}"
echo "${DOCKER_PASSWORD:?}" | docker login --username "${DOCKER_LOGIN:?}" --password-stdin
docker push "${SLUG}"