- name: download keys from github
  get_url:
    url: "https://github.com/{{ item }}.keys"
    dest: "/tmp/{{ item }}"
  with_items:
    - foo
    - bar

- name: create ec2 keys
  ec2_key: name=foo key_material="{{ item }}" state=present
  with_lines: cat /tmp/foo

- name: create ec2 keys
  ec2_key: name=bar
  with_lines: cat /tmp/bar

- name: create ec2 keys
  ec2_key: name=foo key_material="{{ line }}" state=present
  with_lines: cat /tmp/{{item}}
  with_items:
    - foo
    - bar