.travis.yml

---
sudo: required

env:
  global:
    # https://github.com/travis-ci/travis-ci/issues/6461#issuecomment-239577306
    DOCKER_VERSION: "1.9.1-0~trusty"
  matrix:
    - distro: centos7
      init: /usr/lib/systemd/systemd
      run_opts: "--privileged --volume=/sys/fs/cgroup:/sys/fs/cgroup:ro"
      playbook: centos-7-test.yml
    - distro: centos6
      init: /sbin/init
      run_opts: ""
      playbook: test.yml
    - distro: ubuntu1604
      init: /lib/systemd/systemd
      run_opts: "--privileged --volume=/sys/fs/cgroup:/sys/fs/cgroup:ro"
      playbook: test.yml
    - distro: ubuntu1404
      init: /sbin/init
      run_opts: ""
      playbook: test.yml

services:
  - docker

before_install:
  # Downgrade to older version of Docker engine.
  - sudo apt-get update
  - sudo apt-get remove docker-engine -yq
  - sudo apt-get install docker-engine=$DOCKER_VERSION -yq --no-install-suggests --no-install-recommends --force-yes -o Dpkg::Options::="--force-confnew"

  # Pull container
  - 'sudo docker pull geerlingguy/docker-${distro}-ansible:latest'

script:
  - container_id=$(mktemp)
    # Run container in detached state
  - 'sudo docker run --detach --volume="${PWD}":/etc/ansible/roles/role_under_test:ro ${run_opts} geerlingguy/docker-${distro}-ansible:latest "${init}" > "${container_id}"'

  # Ansible syntax check.
  - 'sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm ansible-playbook /etc/ansible/roles/role_under_test/tests/${playbook} --syntax-check'

  # Test role.
  - 'sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm ansible-playbook /etc/ansible/roles/role_under_test/tests/${playbook}'

  # Test role idempotence.
  - idempotence=$(mktemp)
  - sudo docker exec "$(cat ${container_id})" ansible-playbook /etc/ansible/roles/role_under_test/tests/${playbook} | tee -a ${idempotence}
  - >
    tail ${idempotence}
    | grep -q 'changed=0.*failed=0'
    && (echo 'Idempotence test: pass' && exit 0)
    || (echo 'Idempotence test: fail' && exit 1)

  # Some MySQL debugging (show all the logs).
  - sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm ls -lah /var/log
  - sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm cat /var/log/mysql/error.log || true
  - sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm cat /var/log/mysql.err || true

  # Check to make sure we can connect to MySQL via Unix socket.
  - >
    sudo docker exec "$(cat ${container_id})" mysql -u root -proot -e 'show databases;'
    | grep -q 'information_schema'
    && (echo 'MySQL running normally' && exit 0)
    || (echo 'MySQL not running' && exit 1)

  # Check to make sure we can connect to MySQL via TCP.
  - >
    sudo docker exec "$(cat ${container_id})" mysql -u root -proot -h 127.0.0.1 -e 'show databases;'
    | grep -q 'information_schema'
    && (echo 'MySQL running normally' && exit 0)
    || (echo 'MySQL not running' && exit 1)

  # Clean up
  - sudo docker stop "$(cat ${container_id})"

after_failure:
  # Check MySQL settings.
  - 'sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm cat /var/log/mysql/error.log'
  - 'sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm cat /var/log/mysql.err'
  - 'sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm cat /var/log/mysql.log'

notifications:
  webhooks: https://galaxy.ansible.com/api/v1/notifications/