1 ---

     2 :backends:

     3   - yaml

     4 :hierarchy:

     5   - defaults

     6   - "%{clientcert}"

     7   - "%{environment}"

     8   - global

     9 

    10 :yaml:

    11 # datadir is empty here, so hiera uses its defaults:

    12 # - /var/lib/hiera

    13 # When specifying a datadir, make sure the directory exists.

    14   :datadir: