- name: Does systemd-udevd.service exist
  stat: path="{{ systemd_location }}/systemd-udevd.service"
  register: udev_unit

- name: Copy udevd service to /etc/systemd/system to modify
  copy: src={{ systemd_location }}/systemd-udevd.service
        dest=/etc/systemd/system/systemd-udevd.service
        owner=root
        group=root
        mode=0644
  when: udev_unit.stat.exists is defined and udev_unit.stat.exists

- name: Change MountFlags from slave to shared
  lineinfile: backup=no
              dest=/etc/systemd/system/systemd-udevd.service
              regexp='^MountFlags'
              line='MountFlags=shared'
              state=present
  when: udev_unit.stat.exists is defined and udev_unit.stat.exists

# ubuntu 16.04 comes with ansible 2.0.0.2 -- no systemd module
- name: Ask systemd to recognize the changes
  shell: systemctl daemon-reload
  when: udev_unit.stat.exists is defined and udev_unit.stat.exists

- name: Restart so systemd recognizes the changes
  shell: systemctl restart systemd-udevd.service
  when: udev_unit.stat.exists is defined and udev_unit.stat.exists

- name: Reload systemd-udevd so it has rootfs open read-write
  template: src=udev-reload.service dest=/etc/systemd/system/

- name: Enable the reload service
  shell: systemctl enable udev-reload.service