Use a variable to store keyfile.
Use a variable to store keyfile.

It just makes the code a bit easier to read.

Signed-off-by: Chris Lalancette <60b62644009db6b194cc0445b64e9b27bb26433a@redhat.com>

moofrank/oz,imcleod/oz,clalancette/oz,ndonegan/oz,ndonegan/oz,cernops/oz,nullr0ute/oz,clalancette/oz,NeilBryant/oz,mgagne/oz,moofrank/oz,mgagne/oz,nullr0ute/oz,cernops/oz,imcleod/oz,NeilBryant/oz