---
- name: install rngd
  apt:
    name: rng-tools
    state: present
    force_apt_get: yes

- name: configure rngd [1/2]
  loop: '{{ vm_guest_rngd_config | dict2items  }}'
  loop_control:
    label: "{{ item.key }}"
  lineinfile:
    path: /etc/default/rng-tools
    line: '{{ item.key }}={{ item.value }}'
    regexp: '^#?{{ item.key }}='
  notify: restart rngd

- name: configure rngd [2/2]
  loop: '{{ vm_guest_rngd_config | dict2items }}'
  loop_control:
    label: "{{ item.key }}"
  lineinfile:
    path: /etc/default/rng-tools
    regexp: '^{{ item.key }}=(?!{{ item.value }})'
    state: absent
  notify: restart rngd


- name: provide a root shell on the VM serial console
  when: vm_guest_autologin_on_serial
  block:
  - name: create systemd override directory for gettyS0
    file:
      path: /etc/systemd/system/serial-getty@ttyS0.service.d/
      state: directory

  - name: create autologin config for gettyS0
    copy:
      dest: /etc/systemd/system/serial-getty@ttyS0.service.d/autologon.conf
      content: |
        [Service]
        ExecStart=
        ExecStart=-/sbin/agetty --keep-baud 115200,38400,9600 --noclear --autologin root --login-pause --host {{ vm_host_cooked.name }} %I $TERM


- name: enable serial console in grub and for kernel
  vars:
    grub_options:
      GRUB_TIMEOUT: 2
      GRUB_CMDLINE_LINUX: '"console=ttyS0,115200n8"'
      GRUB_TERMINAL: serial
      GRUB_SERIAL_COMMAND: >-
        "serial --unit=0 --speed=115200 --word=8 --parity=no --stop=1"
  loop: "{{ grub_options | dict2items }}"
  loop_control:
    label: "{{ item.key }}"
  lineinfile:
    dest: /etc/default/grub
    regexp: "^{{ item.key }}="
    line: "{{ item.key }}={{ item.value }}"
  notify: update grub