update_packages.yml

- hosts: all
  gather_facts: true
  tasks:
     - group_by: key=os_{{ ansible_distribution }}
       tags: update_packages

- hosts: os_Archlinux
  gather_facts: False
  tasks:
    - name: Update packages
      pacman: update_cache=yes upgrade=yes
      tags: update_packages
      become: yes

- hosts: os_CentOS
  gather_facts: False
  tasks:
    - name: Update packages
      yum: name=* state=latest
      become: yes
      tags: update_packages
  vars:
    ansible_user: root

- hosts: os_Debian
  gather_facts: False
  tasks:
    - name: Update packages
      apt: upgrade=dist update_cache=yes 
      become: yes
      tags: update_packages
  vars:
    ansible_user: root

- hosts: os_Ubuntu
  gather_facts: False
  tasks:
    - name: Update packages
      apt: upgrade=dist update_cache=yes 
      become: yes
      tags: update_packages

- hosts: os_SmartOS
  gather_facts: False
  tasks:
    - name: Update packages
      pkgin: full_upgrade=yes
      when: smartos_hypervisor is not defined
      tags: update_packages
  vars:
    ansible_user: root

- hosts: os_FreeBSD
  gather_facts: False
  tasks:
    - name: Update packages
      pkgng: full_upgrade=yes
      become: yes
      tags: update_packages