tasks/postgres.yml

---
- block:
  - name: Obtain pgmaster IP if not provided
    set_fact:
      pgmaster_ip: "{{ hostvars[groups['dc-1-pgmaster'][0]][interface_name].ipv4.address }}"
    when: pgmaster_ip is not defined

  - name: Obtain pgstandby IP if not provided
    set_fact:
      pgstandby_ip: "{{ hostvars[groups['dc-1-pgstandby'][0]][interface_name].ipv4.address }}"
    when: pgstandby_ip is not defined

  when: "{{ groups['dc-2-pgmaster'] is defined and groups['dc-2-pgstandby'] is defined and inventory_hostname in groups['dc-2'] }}"

- block:
  - name: Obtain pgmaster IP if not provided
    set_fact:
      pgmaster_ip: "{{ hostvars[groups['dc-1-pgmaster'][0]][interface_name].ipv4.address }}"
    when: pgmaster_ip is not defined

  - name: Obtain pgstandby IP if not provided
    set_fact:
      pgstandby_ip: "{{ hostvars[groups['dc-1-pgstandby'][0]][interface_name].ipv4.address }}"
    when: pgstandby_ip is not defined

  when: "{{ groups['dc-1-pgmaster'] is defined and groups['dc-1-pgstandby'] is defined and inventory_hostname in groups['dc-1'] }}"

- name: Set pgmaster_ip in cache
  cache:
    key: pgmaster_ip
    value: '{{ pgmaster_ip }}'

- name: Set pgstandby_ip in cache
  cache:
    key: pgstandby_ip
    value: '{{ pgstandby_ip }}'