---
- name: create zfs datasets
  when: etherpad_lite_zfs is defined
  block:
  - name: create zfs base dataset
    zfs:
      name: "{{ etherpad_lite_zfs.pool }}/{{ etherpad_lite_zfs.name }}"
      state: present
      extra_zfs_properties: "{{ etherpad_lite_zfs.properties | dehumanize_zfs_properties | default(omit) }}"

  - name: create zfs volumes for instances
    loop: "{{ etherpad_lite_instances | dict2items }}"
    loop_control:
      label: "{{ item.key }} ({{ (item.value.zfs_properties | default({})).items() | map('join', '=') | join(', ') }})"
    zfs:
      name: "{{ etherpad_lite_zfs.pool }}/{{ etherpad_lite_zfs.name }}/{{ item.key }}"
      state: present
      extra_zfs_properties: "{{ item.value.zfs_properties | dehumanize_zfs_properties | default(omit) }}"

  - name: configure etherpad_lite base bath
    set_fact:
      etherpad_lite_base_path: "{{ (zfs_pools[etherpad_lite_zfs.pool].mountpoint, etherpad_lite_zfs.name) | path_join }}"


- name: create instance subdirectories
  when: etherpad_lite_zfs is not defined
  loop: "{{ etherpad_lite_instances | list }}"
  file:
    path: "{{ etherpad_lite_base_path }}/{{ item }}"
    state: directory



- name: add group for etherpad-lite app
  group:
    name: epl-app
    gid: "{{ etherpad_lite_app_gid }}"

- name: add user for etherpad-lite app
  user:
    name: epl-app
    uid: "{{ etherpad_lite_app_uid }}"
    group: epl-app
    password: "!"

- name: create etherpad_lite app subdirectory
  loop: "{{ etherpad_lite_instances | list }}"
  file:
    path: "{{ etherpad_lite_base_path }}/{{ item }}/etherpad-lite"
    owner: "{{ etherpad_lite_app_uid }}"
    group: "{{ etherpad_lite_app_gid }}"
    state: directory


- name: add group for etherpad-lite db
  group:
    name: epl-db
    gid: "{{ etherpad_lite_db_gid }}"

- name: add user for etherpad-lite db
  user:
    name: epl-db
    uid: "{{ etherpad_lite_db_uid }}"
    group: epl-db
    password: "!"

- name: create etherpad-lite database subdirectory
  loop: "{{ etherpad_lite_instances | dict2items}}"
  loop_control:
    label: "{{ item.key }} ({{ item.value.database.type }})"
  file:
    path: "{{ etherpad_lite_base_path }}/{{ item.key }}/{{ item.value.database.type }}"
    owner: "{{ etherpad_lite_db_uid }}"
    group: "{{ etherpad_lite_db_gid }}"
    state: directory


- name: create etherpad-lite config directory
  loop: "{{ etherpad_lite_instances | list }}"
  file:
    path: "{{ etherpad_lite_base_path }}/{{ item }}/config"
    state: directory

- name: create settings json
  loop: "{{ etherpad_lite_instances | dict2items }}"
  loop_control:
    label: "{{ item.key }}"
  copy:
    content: "{{ item.value.settings | combine({'ip': '0.0.0.0', 'port': 9001}) | to_nice_json }}"
    dest: "{{ etherpad_lite_base_path }}/{{ item.key }}/config/settings.json"
    mode: 0600
    owner: "{{ etherpad_lite_app_uid }}"
    group: "{{ etherpad_lite_app_gid }}"

- name: install pod manifest
  loop: "{{ etherpad_lite_instances | dict2items }}"
  loop_control:
    label: "{{ item.key }}"
  vars:
    kubernetes_standalone_pod:
      name: "etherpad-lite-{{ item.key }}"
      spec: "{{ lookup('template', 'pod-spec-with-{{ item.value.database.type }}.yml.j2') }}"
      mode: "0600"
      config_hash_items:
      - path: "{{ etherpad_lite_base_path }}/{{ item.key }}/config/settings.json"
        properties:
        - checksum
  include_role:
    name: kubernetes/standalone/pod

- name: install nginx vhost config
  loop: "{{ etherpad_lite_instances | dict2items }}"
  loop_control:
    label: "{{ item.key }}"
  include_tasks: nginx-vhost.yml