ansible conditionals example

main.yml

---
- name: put simple template file
  template: src=test_template.txt.j2 dest=/tmp/test.txt
  vars:
    text: "{{test_text}}"

- name: read variable for consequent conditional execution
  shell: cat /tmp/test.txt
  register: existing_text

- name: create another test file if contents of /tmp/test.txt == expected_text
  template: src=test_template2.txt.j2 dest=/tmp/test2.txt
  register: result
  when: existing_text['stdout'] == expected_text
  vars:
    text: 'another text file'

- name: remove another test file if contents of /tmp/test.txt != expected_text
  file: path=/tmp/test2.txt state=absent
  when: result | skipped