path: root/tasks/postgres-common-postinstall.yml

- user: name=postgres append=yes groups=ssl-cert

- name: Creates .ssh directory
  file: path=/var/lib/postgresql/.ssh state=directory owner=postgres group=postgres mode=0700

- name: Create postgres SSH key
  command: ssh-keygen -b 4096 -f /var/lib/postgresql/.ssh/id_rsa -N "" -q
  become: yes
  become_user: postgres
  become_method: su
  args:
    creates: /var/lib/postgresql/.ssh/id_rsa

- slurp:
    src: /var/lib/postgresql/.ssh/id_rsa.pub
  register: db_server_pub_key

- name: Check if barman is installed on barman server
  getent:
    database: passwd
    key: "barman"
  delegate_to: "{{ postgres_barman_server_public|default(postgres_barman_server) }}"
  when: postgres_barman_server is defined
  register: barman_user_exists
  ignore_errors: true
  changed_when: false

- name: Allow SSH access on barman server
  authorized_key:
    user: "barman"
    key: "{{ db_server_pub_key['content']|b64decode }}"
    state: present
  delegate_to: "{{ postgres_barman_server_public|default(postgres_barman_server) }}"
  when:
    - postgres_barman_server is defined
    - barman_user_exists is succeeded

- name: Copy logrotate configuration for postgresql
  template: src=logrotate-postgresql-common.j2 dest=/etc/logrotate.d/postgresql-common owner=root group=root mode=0644

- name: Create /root/scripts needed directory
  file: path=/root/scripts/ state=directory

- name: Create pgbadger user
  user: name=pgbadger home=/home/pgbadger
  when: postgres_pgbadger_server is defined and postgres_pgbadger_server

- name: Copy pbBadger script
  template: src=pgBadger.sh.j2 dest=/root/scripts/pgBadger.sh owner=root group=root mode=0755
  when: postgres_pgbadger_server is defined and postgres_pgbadger_server

- name: Ensure dedicated log directory is owned by postgres
  file: path={{ postgres_log_dir }} state=directory owner=postgres group=postgres
  when: postgres_log_dir is defined and postgres_log_dir

- name: Ensure dedicated data directory is owned by postgres
  file: path={{ postgres_data_dir }} state=directory owner=postgres group=postgres
  when: postgres_data_dir is defined and postgres_data_dir