Ansible cheat sheet

command: sudo apt-get install openssh-server

Generating SSH Key

command: ssh-keygen

Copy the SSH Key on the Hosts

command:ssh-copy-id hostname

Check the SSH Connection

command: ssh

Install Ansible

Install Ansible on Debian based Linux

Add Ansible repository

command: sudo apt-add-repository ppa:ansible/ansible

Run the update command

command: sudo apt-get update

Install Ansible package

command: sudo apt-get install ansible -y

Check Ansible Version

command: ansible --version

Inventory Files & Hosts Patterns

The inventory file of Ansible lists all the platforms you want to automate across. Ansible at a single instance can work on multiple hosts in the infrastructure. It is also possible to have multiple inventory files at the same time

Set up hosts by editing the hosts file in the Ansible directory

command: sudo nano /etc/ansible/hosts