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net, wgengine/capture: encode NAT addresses in pcap stream

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Signed-off-by: Tom DNetto <tom@tailscale.com>
This commit is contained in:
Tom DNetto
2023-03-30 12:39:39 -07:00
committed by Tom
parent 92459a9248
commit 6a627e5a33
7 changed files with 94 additions and 28 deletions
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3
wgengine/magicsock/magicsock.go
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@@ -47,6 +47,7 @@ import (
"tailscale.com/net/netcheck"
"tailscale.com/net/neterror"
"tailscale.com/net/netns"
"tailscale.com/net/packet"
"tailscale.com/net/portmapper"
"tailscale.com/net/sockstats"
"tailscale.com/net/stun"
@@ -2215,7 +2216,7 @@ func (c *Conn) handleDiscoMessage(msg []byte, src netip.AddrPort, derpNodeSrc ke
// Emit information about the disco frame into the pcap stream
// if a capture hook is installed.
if cb := c.captureHook.Load(); cb != nil {
cb(capture.PathDisco, time.Now(), discoPcapFrame(src, derpNodeSrc, payload))
cb(capture.PathDisco, time.Now(), discoPcapFrame(src, derpNodeSrc, payload), packet.CaptureMeta{})
}
dm, err := disco.Parse(payload)