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Fix #4395, fix out of order messages and fix forward perspective. (#4396)

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Signed-off-by: Frank Riley <fhriley@gmail.com>
This commit is contained in:
Frank Riley
2021-01-21 02:00:27 -07:00
committed by GitHub
parent 8b2ff6c388
commit eba74389c4
3 changed files with 24 additions and 14 deletions
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8
plugin/forward/dnstap.go
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@@ -34,7 +34,10 @@ func toDnstap(f *Forward, host string, state request.Request, opts options, repl
ta = &net.TCPAddr{IP: ip, Port: int(port)}
}
msg.SetQueryAddress(q, ta)
// Forwarder dnstap messages are from the perspective of the downstream server
// (upstream is the forward server)
msg.SetQueryAddress(q, state.W.RemoteAddr())
msg.SetResponseAddress(q, ta)
if f.tapPlugin.IncludeRawMessage {
buf, _ := state.Req.Pack()
@@ -51,7 +54,8 @@ func toDnstap(f *Forward, host string, state request.Request, opts options, repl
r.ResponseMessage = buf
}
msg.SetQueryTime(r, start)
msg.SetQueryAddress(r, ta)
msg.SetQueryAddress(r, state.W.RemoteAddr())
msg.SetResponseAddress(r, ta)
msg.SetResponseTime(r, time.Now())
msg.SetType(r, tap.Message_FORWARDER_RESPONSE)
f.tapPlugin.TapMessage(r)