chef/data_bags/crowbar/migrate/ceph/011_add_radosgw_role.rb
def upgrade ta, td, a, d
d["element_states"] = td["element_states"]
d["element_order"] = td["element_order"]
d["element_run_list_order"] = td["element_run_list_order"]
return a, d
end
def downgrade ta, td, a, d
d["element_states"] = td["element_states"]
d["element_order"] = td["element_order"]
d["element_run_list_order"] = td["element_run_list_order"]
return a, d
end