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https://valdhaus.co/writings/ansible-post-install/
1- create the private & Public key on the Client: ssh-keygen
passphrase: Mai....3!xxxxxxxxxxxxxx
RSA:
-Asymmetric Encryption: Private and Public key
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- Advanced Encryptiuon Standard
/root/.ssh/
Public Key:
2- copy the public key to the server: ssh-copy-id
after the ssh-copy-id, on the remote server: before/after
3- To set up SSH agent to avoid retyping passwords, you can do:
http://docs.ansible.com/ansible/intro_getting_started.html
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ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCyKQ+IXr/yiLt7N/SSh4++V8G3K0ZoU1Pi/M85D/5Gtuh6kq6DAqk/F/lUxc0QFZNVGB9r1fCyVtwuGVhxaImXbziB0gRbBG2uclwwH0bbQUDNm+MJ5QtXjRGCmelNa5DpzfdVI8MzkJN+TI+9PJm1CuuyfBIId554IiFOKsCmt8ORCkU4X+zdXkwZeMv+7jW9sqgYHbEU7m3DU1goJYko8mKMZabpkDUu1sxktGXgMEb3uanID5ViV4VSSxv8c9yVe896cXTmZBra0Dq2NU6WWRWe/fvcukeIO5knNiGTBCpbgpNZM3u11rYbzni/Nun7oKDqBg6+aO4EI0tDn4ZP /root/.ssh/id_rsa