From 573e6e4bba9f43382c846c38c28507435b3baef1 Mon Sep 17 00:00:00 2001 From: Tamir Duberstein Date: Wed, 21 Aug 2019 15:30:13 -0700 Subject: Use tcpip.Subnet in tcpip.Route This is the first step in replacing some of the redundant types with the standard library equivalents. PiperOrigin-RevId: 264706552 --- pkg/sentry/socket/epsocket/stack.go | 12 +++--------- 1 file changed, 3 insertions(+), 9 deletions(-) (limited to 'pkg/sentry/socket/epsocket') diff --git a/pkg/sentry/socket/epsocket/stack.go b/pkg/sentry/socket/epsocket/stack.go index 1b11f4b2d..7cf7ff735 100644 --- a/pkg/sentry/socket/epsocket/stack.go +++ b/pkg/sentry/socket/epsocket/stack.go @@ -20,7 +20,6 @@ import ( "gvisor.dev/gvisor/pkg/sentry/inet" "gvisor.dev/gvisor/pkg/sentry/socket/netfilter" "gvisor.dev/gvisor/pkg/syserr" - "gvisor.dev/gvisor/pkg/tcpip" "gvisor.dev/gvisor/pkg/tcpip/header" "gvisor.dev/gvisor/pkg/tcpip/iptables" "gvisor.dev/gvisor/pkg/tcpip/network/ipv4" @@ -154,7 +153,7 @@ func (s *Stack) RouteTable() []inet.Route { for _, rt := range s.Stack.GetRouteTable() { var family uint8 - switch len(rt.Destination) { + switch len(rt.Destination.ID()) { case header.IPv4AddressSize: family = linux.AF_INET case header.IPv6AddressSize: @@ -164,14 +163,9 @@ func (s *Stack) RouteTable() []inet.Route { continue } - dstSubnet, err := tcpip.NewSubnet(rt.Destination, rt.Mask) - if err != nil { - log.Warningf("Invalid destination & mask in route: %s(%s): %v", rt.Destination, rt.Mask, err) - continue - } routeTable = append(routeTable, inet.Route{ Family: family, - DstLen: uint8(dstSubnet.Prefix()), // The CIDR prefix for the destination. + DstLen: uint8(rt.Destination.Prefix()), // The CIDR prefix for the destination. // Always return unspecified protocol since we have no notion of // protocol for routes. @@ -182,7 +176,7 @@ func (s *Stack) RouteTable() []inet.Route { Scope: linux.RT_SCOPE_LINK, Type: linux.RTN_UNICAST, - DstAddr: []byte(rt.Destination), + DstAddr: []byte(rt.Destination.ID()), OutputInterface: int32(rt.NIC), GatewayAddr: []byte(rt.Gateway), }) -- cgit v1.2.3