xoxys.postgres/tasks/config.yml

---
- block:
  - name: Setup global config file
    template:
      src: postgresql/data/postgresql.conf.j2
      dest: "{{ __postgres_config_path }}/postgresql.conf"
      mode: 0600
    notify: __postgres_restart

  - name: Create local users for pam auth
    user:
      name: "{{ item.name }}"
      password: "{{ item.password | password_hash('sha512', 65534 | random(seed=inventory_hostname) | string) }}"
      state: "{{ item.state | default('present') }}"
    with_items: "{{ postgres_users }}"
    no_log: True
    when: item.pam_user | default(False)

  - name: Setup client authentication
    template:
      src: postgresql/data/pg_hba.conf.j2
      dest: "{{ __postgres_config_path }}/pg_hba.conf"
      mode: 0600
    notify: __postgres_restart
  become: True
  become_user: root

- name: Force all notified handlers to activate pg_hba.conf
  meta: flush_handlers

- name: Ensure PostgreSQL users are present
  postgresql_user:
    name: "{{ item.name }}"
    password: "{{ 'md5' + (item.password + item.name) | hash('md5') }}"
    encrypted: "{{ item.encrypted | default('yes') }}"
    priv: "{{ item.priv | default(omit) }}"
    role_attr_flags: "{{ item.role_attr_flags | default(omit) }}"
    db: "{{ item.db | default(omit) }}"
    login_host: "{{ item.login_host | default('localhost') }}"
    login_password: "{{ item.login_password | default(omit) }}"
    login_user: "{{ item.login_user | default(postgres_user) }}"
    login_unix_socket: "{{ item.login_unix_socket | default(postgres_socket_directories[0]) }}"
    port: "{{ item.port | default(omit) }}"
    state: "{{ item.state | default('present') }}"
  no_log: True
  with_items: "{{ postgres_users }}"
  become: true
  become_user: "{{ postgres_user }}"