diff options
| author | Kevin Krakauer <krakauer@google.com> | 2020-01-10 18:07:15 -0800 |
|---|---|---|
| committer | Kevin Krakauer <krakauer@google.com> | 2020-01-10 18:07:15 -0800 |
| commit | d793677cd424fef10ac0b080871d181db0bcdec0 (patch) | |
| tree | 697f86dac1fc3ac7015582a9588684a74bb95d1d /pkg/tcpip/network/ipv4 | |
| parent | ff719159befaee7d2abcfeb88905a7486cd34845 (diff) | |
I think INPUT works with protocol
Diffstat (limited to 'pkg/tcpip/network/ipv4')
| -rw-r--r-- | pkg/tcpip/network/ipv4/ipv4.go | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/pkg/tcpip/network/ipv4/ipv4.go b/pkg/tcpip/network/ipv4/ipv4.go index f856081e6..5388d2549 100644 --- a/pkg/tcpip/network/ipv4/ipv4.go +++ b/pkg/tcpip/network/ipv4/ipv4.go @@ -353,7 +353,8 @@ func (e *endpoint) HandlePacket(r *stack.Route, pkt tcpip.PacketBuffer) { } pkt.NetworkHeader = headerView[:h.HeaderLength()] - // iptables filtering. + // iptables filtering. All packets that reach here are intended for + // this machine and will not be forwarded. ipt := e.stack.IPTables() if ok := ipt.Check(iptables.Input, pkt); !ok { // iptables is telling us to drop the packet. |