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|
---
- name: install rngd
apt:
name: rng-tools5
state: present
force_apt_get: yes
- name: get size of entropy pool
check_mode: no
command: cat /proc/sys/kernel/random/poolsize
changed_when: false
register: entropy_pool_size
- name: create systemd override directory for rngd
file:
path: /etc/systemd/system/rngd.service.d
state: directory
- name: configure rngd
copy:
content: |
[Service]
ExecStart=
ExecStart=/usr/sbin/rngd -f -r /dev/hwrng -s 256 -W {{ ((entropy_pool_size.stdout_lines | first | int) * 0.8) | int }}
dest: /etc/systemd/system/rngd.service.d/hwrng-device.conf
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
|
