- name: Write out ssh key
  copy:
    dest: "~/.ssh/id_rsa"
    content: "{{ ssh_key.ssh_private_key }}"
    mode: 0600

# To almost everyone's surprise, if your pub key is different than
# your private, the private won't work.  But it's okay for it to be
# absent.
- name: Delete ssh pub key if it exists
  file:
    path: "~/.ssh/id_rsa.pub"
    state: absent

- name: Add host key information to known hosts
  known_hosts:
    name: "{{ ssh_key.fqdn }}"
    key: "{{ ssh_key.ssh_known_hosts }}"
  when: ssh_key.ssh_known_hosts is defined and ssh_key.fqdn is defined