Fetch keys from the mons when taking over a cluster
Fetch keys from the mons when taking over a cluster

This fixes a bug where mons added to a "taken over" cluster
will get a newly generated key and do not join the cluster.

Signed-off-by: Andrew Schoen <aschoen@redhat.com>

Resolves: rhbz#1357292

travmi/ceph-ansible,font/ceph-ansible,ceph/ceph-ansible,guits/ceph-ansible,font/ceph-ansible,ceph/ceph-ansible,travmi/ceph-ansible,albertomurillo/ceph-ansible,jtaleric/ceph-ansible,WingkaiHo/ceph-ansible,jtaleric/ceph-ansible,fgal/ceph-ansible,bengland2/ceph-ansible,jsaintrocc/ceph-ansible,jsaintrocc/ceph-ansible,verdurin/ceph-ansible-1,fgal/ceph-ansible,albertomurillo/ceph-ansible,albertomurillo/ceph-ansible,guits/ceph-ansible,verdurin/ceph-ansible-1,WingkaiHo/ceph-ansible,WingkaiHo/ceph-ansible,bengland2/ceph-ansible