---
- name: add boot parameters for docker
  lineinfile:
    path: /etc/default/grub
    regexp: ^GRUB_CMDLINE_LINUX_DEFAULT=
    line: 'GRUB_CMDLINE_LINUX_DEFAULT="quiet cgroup_enable=memory swapaccount=1{% if initramfs.network %} ip={{ initramfs.network.address }}::{{ initramfs.network.gateway }}:{{ initramfs.network.netmask }}:{{ inventory_hostname }}:{{ initramfs.network.interface }}:off{% endif %}"'
  notify: update-grub