gistfile1.txt

#
# This playbook will automatically accept host keys into the known_hosts
# file for every host in the inventory. Takes an extra argument to define the
# ssh config file to use (relative to playbook location):
#   -e ssh_config=../../openstack-envs/zelda-tor/ssh_config
#
---
- name: Load Keys
  hosts: localhost
  connection: local
  gather_facts: false
  become: false

  tasks:
    - name: simple ssh
      command: ssh -o StrictHostKeyChecking=no -F {{ ssh_config }} {{ item }} echo
      when: item != 'localhost'
      with_items: groups['all']