- name: Install Xen related packages
  apt: pkg={{ item }} install_recommends=no state=installed update_cache=yes
  with_items:
    - bridge-utils
    - xen-linux-system-amd64
    - debootstrap
  when: with_xen

- name: Add GRUB options for Xen
  lineinfile: dest=/etc/default/grub regexp="^GRUB_CMDLINE_XEN_DEFAULT=" insertafter="^GRUB_CMDLINE_LINUX=" line='GRUB_CMDLINE_XEN_DEFAULT="dom0_mem={{ xendom0_mem  }}M,max:{{ xendom0_mem }}M"'
  when: with_xen

- name: Set Xen hypervisor to boot first
  command: dpkg-divert --divert /etc/grub.d/09_linux_xen --rename /etc/grub.d/20_linux_xen creates=/etc/grub.d/09_linux_xen
  notify:
    - Update GRUB
  when: with_xen

- name: Configure Xend (memory)
  lineinfile: dest=/etc/xen/xend-config.sxp regexp="^#?\(dom0-min-mem" line="(dom0-min-mem {{ xendom0_mem }})"
  when: with_xen

- name: Configure Xend (disable auto-ballooning)
  lineinfile: dest=/etc/xen/xend-config.sxp regexp="^#?\(enable-dom0-ballooning" line="(enable-dom0-ballooning no)"
  when: with_xen

- name: Configure Xendomains init script (disable restore)
  lineinfile: dest=/etc/default/xendomains regexp="^#?XENDOMAINS_RESTORE=" line="XENDOMAINS_RESTORE=false"
  when: with_xen

- name: Configure Xendomains init script (disable save)
  lineinfile: dest=/etc/default/xendomains regexp="^#?XENDOMAINS_SAVE=" line="XENDOMAINS_SAVE="
  when: with_xen