for elastic user roles

roles.yml

# The default roles file is empty as the preferred method of defining roles is
# through the API/UI. File based roles are useful in error scenarios when the
# API based roles may not be available.
admins:
  cluster:
    - all
  indices:
    - names:
        - "*"
      privileges:
        - all
devs:
  cluster:
    - manage
  indices:
    - names:
        - "*"
      privileges:
        - write
        - delete
        - create_index