file: dest=/foo/bar/somedir owner=root group=apache mode=0775 recurse=yes

- name: Ensure directories are 0755
  command: find {{ path }} -type d -exec chmod 0755 {} ;

- name: Ensure files are 0644
  command: find {{ path }} -type f -exec chmod 0644 {} ;

chmod -c -R ug=rw,o=r,a-x+X "{{top_dir}}"

- name: recursive chmod example
  command: |
    chmod -c -R ug=rw,o=r,a-x+X "{{item}}"
  register: chmod_status
  changed_when: chmod_status.stdout != ""
  with_items:
    - "/home/user/sample/dir"