---
# The home-server project produces a multi-purpose setup using Ansible.
# Copyright © 2018 Y. Gablin, under the GPL-3.0-or-later license.
# Full licensing information in the LICENSE file, or gnu.org/licences/gpl-3.0.txt if the file is missing.

### UPSTREAM BEGIN ⇒ ###
- name: pull prerequisites from upstream
  include_role: name=etckeeper.inc allow_duplicates=true tasks_from=upstream.yml
  vars:
    msg: NFS
### ⇐ UPSTREAM BEGIN ###

- name: install packages
  package:
    name: "{{item}}"
    state: present
  with_items:
    - nfs-utils

- name: create the NFS root
  file:
    path: /srv/nfs
    state: directory

- name: mount the exported directories
  mount:
    src: '{{item.path}}'
    path: '/srv/nfs/{{item.name}}'
    state: mounted
    fstype: none
    opts: 'bind,x-systemd.requires-mounts-for={{item.path}},x-systemd.requires-mounts-for={{("/srv/nfs/" + item.name) | dirname}}'
    dump: 0
    passno: 0
  with_items: "{{nfs_exports}}"
  when:
    - ((item.path | truncate(8, True, '', 0)) != '/srv/nfs')
  notify:
    - restart nfs-server.service

- name: set the nfs-server dependencies on the mount points
  lineinfile:
    path: /etc/systemd/system/nfs-server.service.d/mount-exports.conf
    create: true
    mode: 0660
    line: RequiresMountsFor=/srv/nfs/{{item.name}}
    insertafter: EOF
  with_items: "{{nfs_exports}}"
  when:
    - ((item.path | truncate(8, True, '', 0)) != '/srv/nfs')
  notify:
    - restart nfs-server.service

- name: make the nfs-server dependencies file syntactically correct
  lineinfile:
    path: /etc/systemd/system/nfs-server.service.d/mount-exports.conf
    create: false
    line: '[Unit]'
    insertbefore: BOF
  ignore_errors: true

### UPSTREAM END ⇒ ###
- name: merge upstream
  include_role: name=etckeeper.inc allow_duplicates=true tasks_from=merge.yml
  vars:
    msg: NFS
### ⇐ UPSTREAM END ###

- name: create the exports file
  template:
    src: templates/exports.j2
    dest: /etc/exports.d/{{nickname}}.exports
    mode: 0600
  notify:
    - restart nfs-server.service

- name: set the nfsd settings
  blockinfile:
    path: /etc/nfs.conf
    marker: '# {mark} nfsd'
    block: |
      port=2049
    insertafter: '^\[nfsd\]'
  notify:
    - restart nfs-server.service

- name: set the statd settings
  blockinfile:
    path: /etc/nfs.conf
    marker: '# {mark} statd'
    block: |
      port=2050
      outgoing-port=2051
    insertafter: '^\[statd\]'
  notify:
    - restart nfs-server.service

- name: set the mountd settings
  blockinfile:
    path: /etc/nfs.conf
    marker: '# {mark} mountd'
    block: |
      port=2052
    insertafter: '^\[mountd\]'
  notify:
    - restart nfs-server.service

- name: set the lockd settings
  blockinfile:
    path: /etc/nfs.conf
    marker: '# {mark} lockd'
    block: |
      port=2053
      udp-port=2053
    insertafter: '^\[lockd\]'
  notify:
    - restart nfs-server.service

- name: enable nfs-server
  systemd:
    daemon_reload: true
    name: nfs-server.service
    enabled: true

### LOCAL COMMIT ⇒ ###
- name: commit local changes
  include_role: name=etckeeper.inc allow_duplicates=true tasks_from=local.yml
  vars:
    msg: NFS
### ⇐ LOCAL COMMIT ###
- meta: flush_handlers