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Add route get iif option

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This commit is contained in:
Hasan Mahmood 2021-03-08 12:14:18 -06:00 committed by Alessandro Boch
parent e838b0f0e0
commit 66ddd91f7d
1 changed files with 16 additions and 0 deletions
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16
route_linux.go
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@ -1150,6 +1150,7 @@ func deserializeRoute(m []byte) (Route, error) {
// RouteGetOptions contains a set of options to use with
// RouteGetWithOptions
type RouteGetOptions struct {
Iif string
VrfName string
SrcAddr net.IP
}
@ -1207,6 +1208,21 @@ func (h *Handle) RouteGetWithOptions(destination net.IP, options *RouteGetOption
req.AddData(nl.NewRtAttr(unix.RTA_OIF, b))
}
if len(options.Iif) > 0 {
link, err := LinkByName(options.Iif)
if err != nil {
return nil, err
}
var (
b = make([]byte, 4)
native = nl.NativeEndian()
)
native.PutUint32(b, uint32(link.Attrs().Index))
req.AddData(nl.NewRtAttr(unix.RTA_IIF, b))
}
if options.SrcAddr != nil {
var srcAddr []byte
if family == FAMILY_V4 {