+ deviceplan["parameters"]["transmit-hash-policy"] = interface[:bond][:xmithashpolicy] if interface[:bond][:xmithashpolicy]
+ deviceplan["parameters"]["lacp-rate"] = interface[:bond][:lacprate] if interface[:bond][:lacprate]
+ end
+
+ if interface[:gateway]
+ if interface[:family] == "inet"
+ default_route = "0.0.0.0/0"
+ elsif interface[:family] == "inet6"
+ default_route = "::/0"
+ end
+
+ deviceplan["routes"].push(
+ "to" => default_route,
+ "via" => interface[:gateway],
+ "metric" => interface[:metric],
+ "on-link" => true
+ )
+
+ # This ordering relies on systemd-networkd adding routes
+ # in reverse order and will need moving before the previous
+ # route once that is fixed:
+ #
+ # https://github.com/systemd/systemd/issues/5430
+ # https://github.com/systemd/systemd/pull/10938
+ if interface[:family] == "inet6" &&
+ !interface[:network].include?(interface[:gateway]) &&
+ !IPAddr.new("fe80::/64").include?(interface[:gateway])