Add routeOnly sniffing option

common/session/session.go

@@ -53,7 +53,8 @@ type Inbound struct {
 // Outbound is the metadata of an outbound connection.
 type Outbound struct {
 	// Target address of the outbound connection.
-	Target net.Destination
+	Target      net.Destination
+	RouteTarget net.Destination
 	// Gateway address
 	Gateway net.Address
 }
@@ -64,6 +65,7 @@ type SniffingRequest struct {
 	OverrideDestinationForProtocol []string
 	Enabled                        bool
 	MetadataOnly                   bool
+	RouteOnly                      bool
 }
 
 // Content is the metadata of the connection content.