startup_db.yml

---
# ------------------------------------------------------------------------------
# Start Oracle Listener and Database Instance
# ------------------------------------------------------------------------------

- name:               "Create DB Management Scripts"
  template:
    dest:             "{{ item }}"
    src:              "{{ item | basename }}.j2"
    mode:             "u+rwx"
  with_items:
    -                 "{{ start_db_inst }}"
  become:             yes
  become_user:        oracle
  when:               inventory_hostname in groups['database']

- name:               "Start Oracle Database Listener and Instance"
  command:
    argv:
      -               "{{ start_db_inst }}"
  become:             yes
  become_user:        oracle
  when:               inventory_hostname in groups['database']
  register:           start_db_inst

- name:               "Status of Oracle Database Instance"
  debug:
    var:              start_db_inst.stdout_lines
  when:               start_db_inst.stdout_lines is defined

...