---
- name: stop patroni services
  service:
    name: "{{ item }}.service"
    state: stopped
    enabled: no
  with_items:
    - patroni

- name: remove any existing patroni keys in Zookeeper
  command: /usr/share/zookeeper/bin/zkCli.sh rmr /patroni
  ignore_errors: true

- name: ensure patroni services are enabled and started
  service:
    name: "{{ item }}.service"
    state: started
    enabled: yes
  with_items:
    - patroni

- name: wait 15s for cluster to initialize
  pause:
    seconds: 15

- name: test connecting to cluster
  shell: sudo -u postgres psql postgres -c 'select * from pg_stat_activity' || ( service patroni restart && exit 1 )
  register: result
  retries: 6
  delay: 5
  until: result.rc == 0

- block:
    - name: create user for DNS role
      postgresql_user:
        name: "{{ pvc_dns_database_user }}"
        password: "{{ pvc_dns_database_password }}"
        encrypted: yes
        state: present
        login_host: /run/postgresql
  
    - name: create database for DNS role
      postgresql_db:
        name: "{{ pvc_dns_database_name }}"
        owner: "{{ pvc_dns_database_user }}"
        encoding: utf8
        state: present
        login_host: /run/postgresql
  
    - name: set user privs for DNS role
      postgresql_user:
        name: "{{ pvc_dns_database_user }}"
        db: "{{ pvc_dns_database_name }}"
        priv: ALL
        login_host: /run/postgresql
  
    - name: create user for Provisioner role
      postgresql_user:
        name: "{{ pvc_api_database_user }}"
        password: "{{ pvc_api_database_password }}"
        encrypted: yes
        state: present
        login_host: /run/postgresql
  
    - name: create database for Provisioner role
      postgresql_db:
        name: "{{ pvc_api_database_name }}"
        owner: "{{ pvc_api_database_user }}"
        encoding: utf8
        state: present
        login_host: /run/postgresql
  
    - name: set user privs for Provisioner role
      postgresql_user:
        name: "{{ pvc_api_database_user }}"
        db: "{{ pvc_api_database_name }}"
        priv: ALL
        login_host: /run/postgresql
  
    - name: create extensions for DNS database
      postgresql_ext:
        name: "{{ item }}"
        db: "{{ pvc_dns_database_name }}"
        login_host: /run/postgresql
      with_items: "{{ extensions }}"
      when: extensions is defined

    - name: create extensions for Provisioner database
      postgresql_ext:
        name: "{{ item }}"
        db: "{{ pvc_api_database_name }}"
        login_host: /run/postgresql
      with_items: "{{ extensions }}"
      when: extensions is defined

    - name: import DNS database schema
      command: "psql -U {{ pvc_dns_database_user }} -f /etc/postgresql/powerdns-schema.sql {{ pvc_dns_database_name }}"

  become: yes
  become_user: postgres