ansible-role-timescale-db/tasks/timescale_db_deb.yml

---
- name: timescale_db_deb | Manage the installation on deb based distributions
  tags: [postgresql, timescale, timescaledb]
  block:
    - name: timescale_db_deb | Repo key
      ansible.builtin.get_url:
        url: "{{ timescale_db_repo_key_url }}"
        dest: "{{ timescale_db_repo_key }}"
        owner: root
        group: root
        mode: "0644"
        force: true
    - name: timescale_db_deb | Install the repository for Ubuntu
      ansible.builtin.deb822_repository:
        name: timescaledb
        types: [deb]
        uris: "{{ timescale_db_ubuntu_repo_url }}"
        components:
          - main
        suites: ["{{ ansible_distribution_release | lower }}"]
        signed_by: "{{ timescale_db_repo_key }}"
        state: present
        enabled: true
      register: timescaledb_repo
      when: ansible_distribution == "Ubuntu"
    - name: timescale_db_deb | Update the apt cache
      ansible.builtin.apt:
        update_cache: yes
      when: timescaledb_repo is changed
    - name: timescale_db_deb | Install the timescale DB package on deb
      ansible.builtin.apt:
        pkg: '{{ timescale_db_deb_pkgs }}'
        state: present
        cache_valid_time: 1800

- name: timescale_db_deb | Manage the timescale + postgresql settings
  tags: ['postgresql', 'postgres', 'pg_conf', 'timescale', 'timescaledb', 'timescale_conf']
  block:
    - name: timescale_db_deb | Load the timescaleDB shared library
      become: true
      become_user: postgres
      ansible.builtin.lineinfile:
        path: "{{ psql_conf_dir }}/postgresql.conf"
        regexp: "^#shared_preload_libraries\ ="
        line: "shared_preload_libraries = 'timescaledb'"
        create: false
        state: present
      notify: Restart postgresql
    - name: timescale_db_deb | TimeScaleDB configuration flush handlers
      ansible.builtin.meta: flush_handlers
    - name: timescale_db_deb | PostgreSQL settings for TimeScaleDB
      become: true
      become_user: postgres
      community.postgresql.postgresql_set:
        name: '{{ item.name }}'
        value: "{% if item.set %}{{ item.value }}{% else %}default{% endif %}"
      loop: '{{ timescaledb_configuration_settings }}'
      notify: Reload postgresql
    - name: timescale_db_deb | Some settings must be written into a config file
      become: true
      become_user: postgres
      ansible.builtin.template:
        src: timescaledb.conf.j2
        dest: "{{ psql_conf_dir }}/conf.d/timescaledb.conf"
        mode: "0644"
      notify: Restart postgresql
    - name: timescale_db_deb | TimeScaleDB configuration flush handlers again after the final configuration
      ansible.builtin.meta: flush_handlers