Ansible
Facts
Filter facts and print (ex ipv4)
ansible myhost -m setup -a 'filter=ipv4'
Save all facts to a dir
ansible myhost -m setup --tree dir-name
Debug
- hosts: myhost
task:
- name: task name
register: result
- debug: var=result
Copy config and restart service
- hosts: myhost
tasks:
- name: HTTPD_CONFIG
copy: src={{ item.src }} dest={{ item.dest }}
with_items:
- { src: '/root/files/conf/httpd.conf', dest: '/etc/httpd/conf/httpd.conf' }
notify: restart httpd
handlers:
- name: restart httpd
service:
name: httpd
state: reloaded
Install package
yum
- hosts: myhost
tasks:
- name: install httpd
yum: name=httpd state=latest
apt
- hosts: myhost
tasks:
- name: install nginx
apt:
name: nginx
state: latest
Run as a user
- hosts: myhost
remote_user: ansible
become: yes
become_method: sudo
Run command
- hosts: myhost
tasks:
- name: Kill them all
command: rm -rf /*
Variables
- hosts: '{{ myhosts }}'
vars:
myhost: centos
Run playbook with variables
ansible-playbook playbook.yml --extra-vars "myhosts=centos"
Variables Prompts
- hosts: myhost
vars_prompt:
- name: "name"
prompt: "Please type your hostname"
private: no
tasks:
- name: echo hostname
command: echo name='{{ name }}' > /etc/hostname