matrix-docker-ansible-deploy/roles/matrix-synapse/tasks/synapse/setup_uninstall.yml

---

- name: Check existence of matrix-synapse service
  stat:
    path: "{{ matrix_systemd_path }}/matrix-synapse.service"
  register: matrix_synapse_service_stat

- name: Ensure matrix-synapse is stopped
  service:
    name: matrix-synapse
    state: stopped
    enabled: false
    daemon_reload: true
  register: stopping_result
  when: "matrix_synapse_service_stat.stat.exists"

- name: Ensure matrix-synapse.service doesn't exist
  file:
    path: "{{ matrix_systemd_path }}/matrix-synapse.service"
    state: absent
  when: "matrix_synapse_service_stat.stat.exists"

- name: Ensure systemd reloaded after matrix-synapse.service removal
  service:
    daemon_reload: true
  when: "matrix_synapse_service_stat.stat.exists"

- name: Ensure Synapse Docker image doesn't exist
  docker_image:
    name: "{{ matrix_synapse_docker_image }}"
    state: absent

- name: Ensure sample prometheus.yml for external scraping is deleted
  file:
    path: "{{ matrix_synapse_base_path }}/external_prometheus.yml.example"
    state: absent
  when: "not matrix_synapse_metrics_proxying_enabled|bool"