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chore: add uniformly formatted debug info to sniffDomain

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laburaps 2024-12-11 17:07:11 +08:00
parent 5d9d8f4d3b
commit 6928191df7
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GPG key ID: 4BAD8DF506E12358
1 changed files with 9 additions and 4 deletions
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13
component/sniffer/dispatcher.go
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@ -145,6 +145,10 @@ func (sd *Dispatcher) Enable() bool {
}
func (sd *Dispatcher) sniffDomain(conn *N.BufferedConn, metadata *C.Metadata) (string, error) {
defer func(start time.Time) {
log.Debugln("[Sniffer] [%s] Sniffing took %s", metadata.DstIP, time.Since(start))
}(time.Now())
for s := range sd.sniffers {
if s.SupportNetwork() == C.TCP && s.SupportPort(metadata.DstPort) {
_ = conn.SetReadDeadline(time.Now().Add(1 * time.Second))
@ -154,7 +158,7 @@ func (sd *Dispatcher) sniffDomain(conn *N.BufferedConn, metadata *C.Metadata) (s
_, ok := err.(*net.OpError)
if ok {
sd.cacheSniffFailed(metadata)
log.Errorln("[Sniffer] [%s] may not have any sent data, Consider adding skip", metadata.DstIP.String())
log.Errorln("[Sniffer] [%s] [%s] may not have any sent data, Consider adding skip", metadata.DstIP, s.Protocol())
_ = conn.Close()
}
@ -164,22 +168,23 @@ func (sd *Dispatcher) sniffDomain(conn *N.BufferedConn, metadata *C.Metadata) (s
bufferedLen := conn.Buffered()
bytes, err := conn.Peek(bufferedLen)
if err != nil {
log.Debugln("[Sniffer] the data length not enough")
log.Debugln("[Sniffer] [%s] [%s] the data length not enough, error: %v", metadata.DstIP, s.Protocol(), err)
continue
}
host, err := s.SniffData(bytes)
if err != nil {
//log.Debugln("[Sniffer] [%s] Sniff data failed %s", s.Protocol(), metadata.DstIP)
log.Debugln("[Sniffer] [%s] [%s] Sniff data failed, error: %v", metadata.DstIP, s.Protocol(), err)
continue
}
_, err = netip.ParseAddr(host)
if err == nil {
//log.Debugln("[Sniffer] [%s] Sniff data failed %s", s.Protocol(), metadata.DstIP)
log.Debugln("[Sniffer] [%s] [%s] Sniff data failed, got host [%s]", metadata.DstIP, s.Protocol(), host)
continue
}
log.Debugln("[Sniffer] [%s] [%s] Sniffed [%s]", metadata.DstIP, s.Protocol(), host)
return host, nil
}
}