inventory

[pakiti]
mypakiti.stanford.edu

[report]
localhost ansible_connection=local ansible_become=False patch_priority=0

[blacklist]
failedhost1.stanford.edu  # Incorrect sudo password
failedhost2.stanford.edu       # SyntaxError: probably due to installed simplejson being for a different python version; easy_install'ed simplejson which breaks things

roles_common_tasks_main.yml

- name: collect ansible facts
  setup: 
  ignore_errors: True
  register: setup_run

- name: set priority for broken_hosts
  set_fact: patch_priority=0
  when: setup_run|failed

- name: collect facter facts
  facter: 
  

roles_pakiti_db_tasks_main.yml

- name: collect pakiti hosts information
  pakiti_list_servers: 
  register: pakiti_hostlist

- name: Add pakiti-provided hosts
  add_host: name={{ item }} groups=pakiti_hosts
  when: pakiti_hostlist.ansible_facts.hosts[item].age == 0 and not item in groups.blacklist
  with_items: '{{ pakiti_hostlist.ansible_facts.hosts }}'

- name: Add pakiti-provided dead hosts
  add_host: name={{ item }} groups=pakiti_dead_hosts
  when: pakiti_hostlist.ansible_facts.hosts[item].age > 0
  with_items: '{{ pakiti_hostlist.ansible_facts.hosts }}'

roles_priority_report_tasks_main.yml

- name: generate the report
  template: src=priority_report.j2 dest=reports/priority_report.txt

roles_priority_report_templates_priority_report.j2

Alive hosts
===========

{%+ for host in groups['pakiti_hosts'] %}
 {%+ if hostvars[host] is defined %}
  {%+ if hostvars[host].facter_patch_priority is defined %}
{{ host }} {{ hostvars[host].facter_patch_priority }}
  {% else %}
{{ host }} NA
  {% endif %}
 {% endif %}
{% endfor %}

Dead hosts
==========
According to Pakiti those hosts are dead:

{%+ for host in groups['pakiti_dead_hosts'] %}
{{ host }}
{% endfor %}

Blacklisted hosts
=================

{%+ for host in groups['blacklist'] %}
{{ host }}
{% endfor %}

site.yml

- hosts: pakiti
  gather_facts: False
  roles:
  - role: pakiti_db

- hosts: pakiti_hosts,!report
  gather_facts: False
  roles:
  - role: common

- hosts: pakiti_hosts,!report
  gather_facts: False
  tasks:
  - name: check facts
    debug: msg={{ facter_patch_priority }}
    ignore_errors: yes
    when: facter_patch_priority is defined

- hosts: report
  gather_facts: False
  roles:
  - role: priority_report