Expose route table

PiperOrigin-RevId: 209670528
Change-Id: I2890bcdef36f0b5f24b372b42cf628b38dd5764e

1 files changed, 7 insertions, 0 deletions

diff --git a/pkg/tcpip/stack/stack.go b/pkg/tcpip/stack/stack.go
index e2b9dc2c0..e09c7efda 100644
--- a/pkg/tcpip/stack/stack.go
+++ b/pkg/tcpip/stack/stack.go
@@ -469,6 +469,13 @@ func (s *Stack) SetRouteTable(table []tcpip.Route) {
 	s.routeTable = table
 }
 
+// GetRouteTable returns the route table which is currently in use.
+func (s *Stack) GetRouteTable() []tcpip.Route {
+	s.mu.Lock()
+	defer s.mu.Unlock()
+	return append([]tcpip.Route(nil), s.routeTable...)
+}
+
 // NewEndpoint creates a new transport layer endpoint of the given protocol.
 func (s *Stack) NewEndpoint(transport tcpip.TransportProtocolNumber, network tcpip.NetworkProtocolNumber, waiterQueue *waiter.Queue) (tcpip.Endpoint, *tcpip.Error) {
 	t, ok := s.transportProtocols[transport]