tgerla

---
- hosts: all
  connection: local

  tasks:

  - name: run a sample command
    command: uptime
    register: uptimeOutput

tgerla

  tasks:
   - name: install prerequisite packages
     apt:
         update_cache: yes
         name: "{{ item }}"
         install_recommends: no
         state: latest
      with_items:
      - nginx
      - python-pip

tgerla

- name: Install Apache
  apt: name={{ item }} state=present
  with_items:
    - apache2-mpm-prefork
    - libapache2-mod-php5

tgerla

Output with --extra-vars "hosts=foo":

Timothys-MacBook-Pro:ansible-test tgerla$ ansible-playbook -i inventory2 test-nulty.py --extra-vars "hosts=foo" -c local

PLAY [foo] ********************************************************************
skipping: no hosts matched

PLAY RECAP ********************************************************************

Output with --extra-vars "hosts= foo":

tgerla

---
my_dict:
  blargh: "{{ registered_foo }}"
  blerf: "{{ registered_bar }}"

tgerla

#!/usr/bin/python

import sys
import os

from ansible.module_utils.basic import *

def main():
    facts = {}
    module = AnsibleModule(argument_spec={})

tgerla

{% for host in groups['mygroup'] %}
{% if host != inventory_hostname %}
...something {{host}}
{% endif %}
{% endfor %}

tgerla

import ansible.utils as utils
#
# Put this file in lookup_plugins/ alongside your playbooks.
#
# Lookup plugins can be called two ways: via with_ as a task loop
# construct, or via lookup('name').
# 
# You can find the code for the basic lookup plugins here:
# v1: https://github.com/ansible/ansible/tree/devel/v1/ansible/runner/lookup_plugins
# v2: https://github.com/ansible/ansible/tree/devel/lib/ansible/plugins/lookup

tgerla

---

myList:
 - one
 - two
 - three
 
 main_datastructure:
  myList: "{{ myList }}"

tgerla

vagrant@vagrant-ubuntu-trusty-64:~$ sudo apt-add-repository ppa:ansible/ansible
 Ansible is a radically simple IT automation platform that makes your applications and systems easier to deploy. Avoid writing scripts or custom code to deploy and update your applications— automate in a language that approaches plain English, using SSH, with no agents to install on remote systems.

http://ansible.com/
 More info: https://launchpad.net/~ansible/+archive/ubuntu/ansible
Press [ENTER] to continue or ctrl-c to cancel adding it

gpg: keyring `/tmp/tmpyb8hljmx/secring.gpg' created
gpg: keyring `/tmp/tmpyb8hljmx/pubring.gpg' created
gpg: requesting key 7BB9C367 from hkp server keyserver.ubuntu.com