---
# 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.

# WARNING: This file may be used inside a mounted chroot.
# The running system should not be assumed to be the target system.

### INIT ⇒ ###
- name: init EtcKeeper
  include_role: name=etckeeper.inc allow_duplicates=true tasks_from=init.yml
  vars:
    msg: init
### ⇐ INIT ###

### UPSTREAM BEGIN ⇒ ###
- name: settings necessary for pulling from upstream
  include_role: name=etckeeper.inc allow_duplicates=true tasks_from=upstream.yml
  vars:
    msg: local settings
### ⇐ UPSTREAM BEGIN ###

#
# https://wiki.archlinux.org/index.php/Installation_guide
#

# Time zone
- name: set the time zone
  file:
    src: "/usr/share/zoneinfo/{{timezone}}"
    dest: "{{chroot}}/etc/localtime"
    state: link
  register: tz

- name: set hardware clock
  command: hwclock --systohc
  when:
    - (chroot == "")
    - (tz.changed)
    - (inventory_hostname in groups['back'])

# Locale
- name: enable the wanted locales
  replace:
    path: "{{chroot}}/etc/locale.gen"
    regexp: "^#\\s*({{locales_enabled | regex_escape() | replace('\\ ', '|')}})(\\s.*)?$"
    replace: '\1\2'
  register: locales

- name: set default locale
  copy:
    content: |
      LANG={{locales_default}}
    dest: "{{chroot}}/etc/locale.conf"
    mode: 0644

- name: generate locales (main)
  command: locale-gen
  when:
    - (locales.changed)
    - (chroot == "")

- name: generate locales (chroot)
  command: arch-chroot {{chroot}} locale-gen
  when:
    - (locales.changed)
    - (chroot != "")

- name: set keymap
  copy:
    content: |
      KEYMAP={{default_keymap}}
    dest: "{{chroot}}/etc/vconsole.conf"
    mode: 0644

# Host names
- name: set hostname
  copy:
    content: |
      {{hostname}}
    dest: "{{chroot}}/etc/hostname"
    mode: 0644

- name: set the hosts file
  copy:
    src: files/hosts
    dest: "{{chroot}}/etc/hosts"
    mode: 0644

# Networking
- name: set systemd network settings
  copy:
    src: "files/network_{{hostname}}/"
    dest: "{{chroot}}/etc/systemd/network/"
    mode: 0644
  register: network

- name: ensure overriding directories of network settings exist
  file:
    path: "{{chroot}}/etc/systemd/system/{{item}}"
    state: directory
    mode: 0755
  with_items:
    - multi-user.target.wants
    - sockets.target.wants
    - systemd-networkd-wait-online.service.d

- name: enable networking service
  file:
    src: /usr/lib/systemd/system/systemd-networkd.service
    dest: "{{chroot}}/etc/systemd/system/multi-user.target.wants/systemd-networkd.service"
    state: link

- name: enable networking socket
  file:
    src: /usr/lib/systemd/system/systemd-networkd.socket
    dest: "{{chroot}}/etc/systemd/system/sockets.target.wants/systemd-networkd.socket"
    state: link

- name: ensure proper working of “wait-online” on host
  copy:
    content: |
      [Service]
      ExecStart=
      ExecStart=/usr/lib/systemd/systemd-networkd-wait-online --interface=wire
    dest: /etc/systemd/system/systemd-networkd-wait-online.service.d/wait.conf
    mode: 0644
  when:
    - (chroot == '')
    - (inventory_hostname in groups['back'])

- name: start networking
  systemd:
    daemon_reload: true
    name: systemd-networkd.service
    state: restarted
  when:
    - (chroot == "")
    - (network.changed)

# DNS
- name: ensure resolved.conf.d exists
  file:
    path: "{{chroot}}/etc/systemd/resolved.conf.d"
    state: directory
    mode: 0755

- name: set DNS settings using http://wiki.ipfire.org/en/dns/public-servers
  copy:
    content: |
      [Resolve]
      DNS={{dns_hosts}}
      DNSSEC={{dns_sec}}
    dest: "{{chroot}}/etc/systemd/resolved.conf.d/{{nickname}}.conf"
    mode: 0644
  register: DNS

- name: set resolv.conf to systemd-resolvd
  file:
    src: /usr/lib/systemd/resolv.conf
    dest: "{{chroot}}/etc/resolv.conf"
    state: link
    force: true
  when:
    - (chroot == "")

- name: enable DNS service
  file:
    src: /usr/lib/systemd/system/systemd-resolved.service
    dest: "{{chroot}}/etc/systemd/system/multi-user.target.wants/systemd-resolved.service"
    state: link

- name: start DNS
  systemd:
    daemon_reload: true
    name: systemd-resolved.service
    state: restarted
  when:
    - (chroot == "")
    - DNS.changed

#
# https://wiki.archlinux.org/index.php/General_recommendations
#

# Printing

- name: set default paper size
  copy:
    content: |
      {{default_papersize}}
    dest: /etc/papersize
    mode: 0644

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

# Pacman mirrors (after init)
- name: enable the chosen Pacman mirrors
  replace:
    path: "{{chroot}}/etc/pacman.d/mirrorlist"
    regexp: "^#(.*//(?:{{software_mirrors | regex_escape() | replace('\\ ', '|')}})/.*)$"
    replace: '\1'

- name: disable other Pacman mirrors
  replace:
    path: "{{chroot}}/etc/pacman.d/mirrorlist"
    regexp: "^([^#](?:(?!//(?:{{software_mirrors | regex_escape() | replace('\\ ', '|')}})/).)*)$"
    replace: '#\1'

### LOCAL COMMIT ⇒ ###
- name: commit local changes
  include_role: name=etckeeper.inc allow_duplicates=true tasks_from=local.yml
  vars:
    msg: pacman mirrors (after init)
### ⇐ LOCAL COMMIT ###