When the zonegroup or the zone doesn't have a realm associated then
it's not possible to modify that ressource.
This patch allows to retrieve the current realm id and compare it to
the realm id from the realm in parameter.
Signed-off-by: Dimitri Savineau <dsavinea@redhat.com>
This adds radosgw_zone ansible module for replacing the command module
usage with the radosgw-admin zone command.
Signed-off-by: Dimitri Savineau <dsavinea@redhat.com>