Set EC2 instance hostname based on tag:Name

Features:

• Use tag:Name to set instance hostname.
• Optional reboot

Requirements

pip install ansible boto3 boto

Variables

vars:
  aws_ec2_hostname:
    tag_based: "true"
    aws:
      profile: "{{ aws_profile }}"
      region: "{{ aws_region }}"
      tags:
        ansible_managed_hostname: "yes"
    reboot: "false"

Example Usage

Add the following to a file like playbook.yaml:

- hosts: monitoring
  roles:
    - role: "mateothegreat.aws_ec2_hostname"
      vars:
        aws_ec2_hostname:
          tag_based: "true"
          aws:
            profile: "{{ aws_profile }}"
            region: "{{ aws_region }}"
            tags:
              ansible_managed_hostname: "yes"
          reboot: "false"

Run with ansible-playbook -i <your inventory file> playbook.yaml.

Contact

You can reach out to me at https://matthewdavis.io.