rspec = run_sfatables(chain_name, hrn, origin_hrn, rspec)
slivers = RSpec(rspec).version.get_nodes_with_slivers()
if slivers:
rspec = run_sfatables(chain_name, hrn, origin_hrn, rspec)
slivers = RSpec(rspec).version.get_nodes_with_slivers()
if slivers: