Ansible
From DWIKI
Configuration management
Links
Quickstart
On server as root create key:
ssh-keygen
(go for defaults) and then get content of ~/.ssh/id_rsa.pub in your copypastebuffer
On 'clients' edit /etc/ssh/sshd_config to
PermitRootLogin without-password
and restart sshd
Edit/create ~root/.ssh/authorized_keys and add:
from="ip.of.ansible.server" <paste public key here>