m := map[string]interface{}{
		// logical destination behind the tunnel, on which policy and telemetry will be applied
		"local": net.JoinHostPort(address, strconv.Itoa(port)),
	}
	st, _ := structpb.NewStruct(m)
	return st
}

func BuildStatefulSessionFilter(svc *model.Service) *hcm.HttpFilter {
	filterConfig := MaybeBuildStatefulSessionFilterConfig(svc)
	if filterConfig == nil {
		return nil
	}

	n := ir.NewDeclNameAt(src.NoXPos, ir.OTYPE, ir.Pkgs.Runtime.Lookup("_defer"))
	typ := types.NewNamed(n)
	n.SetType(typ)
	n.SetTypecheck(1)

	// build struct holding the above fields
	typ.SetUnderlying(types.NewStruct(fields))
	types.CalcStructSize(typ)

	deferType = typ
	return typ
}

// SpillSlotAddr uses LocalSlot information to initialize an obj.Addr