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tstest/natlab/vnet: fix first packet pcap handling

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Signed-off-by: Maisem Ali <maisem@tailscale.com>
This commit is contained in:
Maisem Ali 2024-08-08 20:35:18 -07:00
parent 88f60bd16e
commit 6f2f08ae80
1 changed files with 11 additions and 11 deletions
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22
tstest/natlab/vnet/vnet.go
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@ -692,17 +692,6 @@ func (s *Server) ServeUnixConn(uc *net.UnixConn, proto Protocol) {
}
packetRaw = buf[4 : 4+n] // raw ethernet frame
}
if s.pcapWriter != nil {
ci := gopacket.CaptureInfo{
Timestamp: time.Now(),
CaptureLength: len(packetRaw),
Length: len(packetRaw),
}
if srcNode != nil {
ci.InterfaceIndex = srcNode.id
}
must.Do(s.pcapWriter.WritePacket(ci, packetRaw))
}
packet := gopacket.NewPacket(packetRaw, layers.LayerTypeEthernet, gopacket.Lazy)
le, ok := packet.LinkLayer().(*layers.Ethernet)
@ -728,6 +717,17 @@ func (s *Server) ServeUnixConn(uc *net.UnixConn, proto Protocol) {
continue
}
}
if s.pcapWriter != nil {
ci := gopacket.CaptureInfo{
Timestamp: time.Now(),
CaptureLength: len(packetRaw),
Length: len(packetRaw),
}
if srcNode != nil {
ci.InterfaceIndex = srcNode.id
}
must.Do(s.pcapWriter.WritePacket(ci, packetRaw))
}
netw.HandleEthernetPacket(ep)
}
}