---
- name: JR_homework_20-08-26
  hosts: localhost
  vars_prompt:
    - name: "size"
      prompt: "Set file size (in MB)"
      private: false
  vars:
    - minsize: 5
    - maxsize: 100
    - bitsize: "{{ size|int * 1024 }}"
  tasks:
    - name: run dd
      shell: dd if=/dev/zero of=/tmp/output.img bs=1M count={{ size|int }}
      when: ( size|int >= minsize ) and (size|int <= maxsize)
    - name: debugME
      debug:
        msg: show variables size {{size}} bitsize {{bitsize}}
    - name: checking result
      stat:
        path: /tmp/output.img
      register: statout
    - debug:
        var: statout