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| author | Ghanan Gowripalan <ghanan@google.com> | 2021-10-12 19:36:55 -0700 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2021-10-12 19:39:10 -0700 |
| commit | 747cb92460bc30983263fcd85562a8586842d824 (patch) | |
| tree | 5087778a134e917381947dbc6ac4c441a543ece1 /pkg/tcpip/network/ipv4 | |
| parent | 049fa8ea9999799cc304fe811ca8028a195be493 (diff) | |
Support Twice NAT
This CL allows both SNAT and DNAT targets to be performed on the same
packet.
Fixes #5696.
PiperOrigin-RevId: 402714738
Diffstat (limited to 'pkg/tcpip/network/ipv4')
| -rw-r--r-- | pkg/tcpip/network/ipv4/ipv4.go | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/pkg/tcpip/network/ipv4/ipv4.go b/pkg/tcpip/network/ipv4/ipv4.go index 9b71738ae..6e52cc9bb 100644 --- a/pkg/tcpip/network/ipv4/ipv4.go +++ b/pkg/tcpip/network/ipv4/ipv4.go @@ -439,7 +439,7 @@ func (e *endpoint) WritePacket(r *stack.Route, params stack.NetworkHeaderParams, // We should do this for every packet, rather than only NATted packets, but // removing this check short circuits broadcasts before they are sent out to // other hosts. - if pkt.NatDone { + if pkt.DNATDone { netHeader := header.IPv4(pkt.NetworkHeader().View()) if ep := e.protocol.findEndpointWithAddress(netHeader.DestinationAddress()); ep != nil { // Since we rewrote the packet but it is being routed back to us, we |