AWS EC2 Create & Remove Keypair Using Ansible Playbook

AWS EC2 Create & Remove Keypair using ansible playbook is possible. In last article i have shown you how to create EC2 instance using Ansible Playbook  in this i am going to show you how to create keypair.

Generate RSA Keypair

[user@rhel7 .ssh]$ ssh-keygen -t rsa
Generating public/private rsa key pair.
Enter file in which to save the key (/home/user/.ssh/id_rsa):
Enter passphrase (empty for no passphrase):
Enter same passphrase again:

AWS EC2 Create & remove Keypair

---
- hosts: localhost
  connection: local
  gather_facts: false
  vars:
    region: 'us-east-1'
  tasks:
    - name: Create New Key Pair with specified Keyname
      ec2_key:
        name: sshkeypair
        region: us-east-1
        key_material: 'ssh-rsa AAAAB3N...... user@rhel7'
        force: false

[root@rhel7 playbooks]# ansible-playbook createkeypair.yml

PLAY [localhost] *********************************************************************************************************************

TASK [Create New Key Pair with specified Keyname] ************************************************************************************
changed: [localhost]

PLAY RECAP ***************************************************************************************************************************
localhost                  : ok=1    changed=1    unreachable=0    failed=0

Take above generate keypair content from ~/.ssh/id_rsa.pub and paste it in key_material value

Note: If you do not download a keypair immediate after creating you can’t retrieve after.

AWS EC2 Remove Keypair

---
- hosts: localhost
connection: local
gather_facts: false
vars:
region: 'us-east-1'
tasks:
- name: Remove Key Pair
local_action: ec2_key
region={{ region }}
name="sshkeypair"
state="absent"

Play Ansible playbook to remove the specified keypair from region

# ansible-playbook removekey.yml

PLAY [localhost] **********

TASK [Remove Key Pair] *******
changed: [localhost -> localhost]

PLAY RECAP ********
localhost : ok=1 changed=1 unreachable=0 failed=0

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