November 2, 2016 · devops ansible

Ansible Cheatsheet

misc notes, tips and tricks as well as reminders for ansible.

Run a command

ansible kafka -i hosts -m service -a "name=kafka state=started enabled=yes"

kafka: group name to run this on
-i hosts: path to inventory file
-m service: use the service module
-a ...: module args

print facts for the above group

ansible kafka -i hosts -m setup

Hosts groups

Ansible allows you to filter out or use wildcards in it's hosts: playbook section

run on all hosts except for nat group

 - hosts: 'all:!nat'

run on all groups with nginx- in the group name

 - hosts: ~nginx-*