Does Ansible always use SSH?

By default, Ansible assumes you are using SSH keys to connect to remote machines. SSH keys are encouraged, but you can use password authentication if needed with the –ask-pass option. The use of ssh-agent is highly recommended.

Does Ansible use SSH agent?

Ansible uses OpenSSH to access remote instances by default. In certain OS’s like RHEL, CentOS it would use a python implementation called Paramiko. It uses the SSH-agent to access the config for the forwarding of SSH agent.

How do I SSH in Ansible?

1. Step 1 – Setup Ansible Control Machine. In this tutorial, we will be using the Ubuntu 16.04 servers as the Ansible ‘Machine Control’ and ansible hosts.
2. Step 2 – Define User and SSH Key.
3. Step 3 – Create New Inventory.
4. Step 4 – Create Ansible Playbook.
5. Step 5 – Run the Playbook.
6. Step 6 – Testing.
7. 14 Comment(s)

How do I use SSH keys in Ansible?

Ansible AD-HOC Commands – Ansible SSH Key

1. Step 1: Create SSH Private key using SSH-KEYGEN for the user weblogic.
2. Step 3: Fetch the Key Public Key from the servers to the ansible master.
3. 4a) Copy the mwiapp01 public key to mwiapp02 and update authorized key using ansible authorized_key module.

What user does Ansible SSH as?

Ansible communicates with remote machines over the SSH protocol. By default, Ansible uses native OpenSSH and connects to remote machines using your current user name, just as SSH does.

Does Ansible do inventory?

do-ansible-inventory is a tool that generates an Ansible inventory file with your DigitalOcean Droplets. It is an alternative to dynamic inventories as you can run do-ansible-inventory once and receive a static inventory file that you can use anywhere, copy, or modify.

Does Ansible use an agent?

It uses no agents and no additional custom security infrastructure, so it’s easy to deploy – and most importantly, it uses a very simple language (YAML, in the form of Ansible Playbooks) that allow you to describe your automation jobs in a way that approaches plain English.

What user runs Ansible?

In summary, ansible will run all commands in a playbook as the user specified in the remote_user variable (assuming you’re using ansible >= 1.4, user before that). You can specify this variable on a per-task basis as well, in case a task needs to run as a certain user.

Can Ansible have multiple inventory files?

TL;DR: Inventory can be a folder. Create a folder, add as many inventory files inside this folder and instruct Ansible to use this folder as the inventory (with -i folder_name or in your ansible. cfg file). All inventory files inside the folder will be merged into one (including scripts like ec2.py).

What is inventory Ansible?

The Ansible inventory file defines the hosts and groups of hosts upon which commands, modules, and tasks in a playbook operate. The file can be in one of many formats depending on your Ansible environment and plugins. The inventory file can list individual hosts or user-defined groups of hosts.