---
services: docker

env:
  - distro: centos7
    init: /usr/lib/systemd/systemd
    run_opts: "--privileged --volume=/sys/fs/cgroup:/sys/fs/cgroup:ro"
    postgresql_bin_dir: /usr/bin
    postgresql_data_dir: /var/lib/pgsql/data
  - distro: centos6
    init: /sbin/init
    run_opts: ""
    postgresql_bin_dir: /usr/bin
    postgresql_data_dir: /var/lib/pgsql/data
  - distro: ubuntu1604
    init: /lib/systemd/systemd
    run_opts: "--privileged --volume=/sys/fs/cgroup:/sys/fs/cgroup:ro"
    postgresql_bin_dir: /usr/lib/postgresql/9.5/bin
    postgresql_data_dir: /var/lib/postgresql/9.5/main
  - distro: ubuntu1404
    init: /sbin/init
    run_opts: ""
    postgresql_bin_dir: /usr/lib/postgresql/9.3/bin
    postgresql_data_dir: /var/lib/postgresql/9.3/main
  - distro: debian8
    init: /lib/systemd/systemd
    run_opts: "--privileged --volume=/sys/fs/cgroup:/sys/fs/cgroup:ro"
    postgresql_bin_dir: /usr/lib/postgresql/9.4/bin
    postgresql_data_dir: /var/lib/postgresql/9.4/main

services:
  - docker

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

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

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

  # Test role.
  - 'docker exec "$(cat ${container_id})" ansible-playbook /etc/ansible/roles/role_under_test/tests/test.yml'

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

  # Check PostgreSQL status.
  - 'docker exec -u postgres "$(cat ${container_id})" ${postgresql_bin_dir}/pg_ctl -D ${postgresql_data_dir} status'

after_failure:
  # Check what happened on systemd systems.
  - 'docker exec --tty "$(cat ${container_id})" env TERM=xterm systemctl -l status postgresql.service'
  - 'docker exec --tty "$(cat ${container_id})" env TERM=xterm journalctl -xe --no-pager'

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