Ansible tips

ansible-tips.md

Playbook useful switches:

ansible-playbook -C -D -i <inventory> [-u <ssh-user>] [-t tag1,tag2] [--list-hosts] [-l host1,host2] play.yml

-C check_mode
-D show file diffs

Ad-hoc commands:

ansible -i <inventory> <host/hostgroup> -a <command>
EXAMPLE: ansible -i inventory/beta tag_Role_api_socket -a "date"

Gather facts from a host:

ansible -m setup -i <inventory> <host>

Search for pattern in all encrypted vault files:

for f in $(grep -rl '$ANSIBLE_VAULT;1.1'); do echo $f:; ansible-vault view $f | grep <pattern>; done

Intersect conditions in host limit option

ansible-playbook -i inventory/ec2.py meta.yml --list-hosts -l "tag_Name_a:&tag_Role_b:&tag_Environment_c"