#
# Tasks related to setting up Goofys
#

- name: Ensure Goofys Docker image is pulled
  docker_image:
    name: "{{ matrix_s3_goofys_docker_image }}"
  when: matrix_s3_media_store_enabled

# This will throw a Permission Denied error if already mounted
- name: Check Matrix Goofys external storage mountpoint path
  stat:
    path: "{{ matrix_synapse_media_store_path }}"
  register: local_path_matrix_synapse_media_store_path_stat
  ignore_errors: yes
  when: matrix_s3_media_store_enabled

- name: Ensure Matrix Goofys external storage mountpoint exists
  file:
    path: "{{ matrix_synapse_media_store_path }}"
    state: directory
    mode: 0750
    owner: "{{ matrix_user_uid }}"
    group: "{{ matrix_user_gid }}"
  when: "matrix_s3_media_store_enabled and not local_path_matrix_synapse_media_store_path_stat.failed and not local_path_matrix_synapse_media_store_path_stat.stat.exists"

- name: Ensure goofys environment variables file created
  template:
    src: "{{ role_path }}/templates/goofys/env-goofys.j2"
    dest: "{{ matrix_synapse_config_dir_path }}/env-goofys"
    owner: root
    mode: 0600
  when: matrix_s3_media_store_enabled

- name: Ensure matrix-goofys.service installed
  template:
    src: "{{ role_path }}/templates/goofys/systemd/matrix-goofys.service.j2"
    dest: "/etc/systemd/system/matrix-goofys.service"
    mode: 0644
  register: matrix_goofys_systemd_service_result
  when: matrix_s3_media_store_enabled

- name: Ensure systemd reloaded after matrix-goofys.service installation
  service:
    daemon_reload: yes
  when: "matrix_s3_media_store_enabled and matrix_goofys_systemd_service_result.changed"

#
# Tasks related to getting rid of goofys (if it was previously enabled)
#

- name: Check existence of matrix-goofys service
  stat:
    path: "/etc/systemd/system/matrix-goofys.service"
  register: matrix_goofys_service_stat
  when: "not matrix_s3_media_store_enabled"

- name: Ensure matrix-goofys is stopped
  service:
    name: matrix-goofys
    state: stopped
    daemon_reload: yes
  register: stopping_result
  when: "not matrix_s3_media_store_enabled and matrix_goofys_service_stat.stat.exists"

- name: Ensure matrix-goofys.service doesn't exist
  file:
    path: "/etc/systemd/system/matrix-goofys.service"
    state: absent
  when: "not matrix_s3_media_store_enabled and matrix_goofys_service_stat.stat.exists"

- name: Ensure systemd reloaded after matrix-goofys.service removal
  service:
    daemon_reload: yes
  when: "not matrix_s3_media_store_enabled and matrix_goofys_service_stat.stat.exists"

- name: Ensure goofys environment variables file doesn't exist
  file:
    path: "{{ matrix_synapse_config_dir_path }}/env-goofys"
    state: absent
  when: "not matrix_s3_media_store_enabled"

- name: Ensure Goofys Docker image doesn't exist
  docker_image:
    name: "{{ matrix_s3_goofys_docker_image }}"
    state: absent
  when: "not matrix_s3_media_store_enabled"