Add control.Interface.HardwareAddr

common/control/bind_finder.go

@@ -1,6 +1,7 @@
 package control
 
 import (
+	"net"
 	"net/netip"
 )
 
@@ -16,4 +17,5 @@ type Interface struct {
 	MTU          int
 	Name         string
 	Addresses    []netip.Prefix
+	HardwareAddr net.HardwareAddr
 }

common/control/bind_finder_default.go

@@ -35,6 +35,7 @@ func (f *DefaultInterfaceFinder) Update() error {
 			MTU:          netIf.MTU,
 			Name:         netIf.Name,
 			Addresses:    common.Map(ifAddrs, M.PrefixFromNet),
+			HardwareAddr: netIf.HardwareAddr,
 		})
 	}
 	f.interfaces = interfaces