---

- name: install postgresql

  become: yes

  apt: name="{{postgresql_apt_packages}}"

- name: configure postgresql data dir

  become: yes

  lineinfile:

    path: "{{postgresql_config_path}}"

    regexp: "^data_directory = "

    line: "data_directory = '{{postgresql_data_dir}}'"

  notify: restart postgres

- name: create postgresql data dir

  become: yes

  file:

    path: "{{postgresql_data_dir}}"

    state: "directory"

    mode: "0700"

    owner: "postgres"

    group: "postgres"

  notify: restart postgres

- name: check if postgresql data dir is new

  become: yes

  find: path='{{postgresql_data_dir}}'

  register: filesFound

- name: initialize pg data dir

  become: yes

  become_user: "postgres"

  command: "{{postgresql_initidb_path}} -D {{postgresql_data_dir}}"

  when: filesFound == 0

- name: ensure postgresql is started

  become: yes

  systemd: name="postgresql" enabled="yes" state="started"