Fix nfs role issues based on molecule testing

Based on Molecule testing fix following issues on
nfs role.

 - enable nfs services (previously only started)
 - create handler for exportfs to deal idempotency
 - add all kubernetes nodes to exports as it was dependent on ansible inventory order wheather correct hosts was on the list
 - add inventory_hostname as default host incase ansible_host variable not defined.

Issue-ID: OOM-1756

Change-Id: Ib93e9d2a9cf49003d04dd5f890294eda1eb966ff
Signed-off-by: Samuli Silvius <s.silvius@partner.samsung.com>
3 files changed
tree: dc0be6a94756946c249ce796b49bfb931b127dad
  1. ansible/
  2. build/
  3. config/
  4. docs/
  5. patches/
  6. .gitignore
  7. COPYRIGHT.txt
  8. LICENSE.txt