ansible hostname

Change the Hostname and the localhost entry in /etc/hosts.

It will only change if you set a hostname variable - {{ host_name }}.

The best way to set the host_name variable is in your inventory file.

[hosts]
192.0.0.1 host_name=MyServerName
192.0.0.2 host_name=example

Example Playbook

- hosts: all
  roles:
    - role: ypsman.hostname