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Added small integration test for stun

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This commit is contained in:
Juan Font Alonso
2022-03-08 12:11:51 +01:00
parent 03452a8dca
commit cc0c88a63a
4 changed files with 21 additions and 0 deletions
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6
derp_server.go
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@@ -211,16 +211,22 @@ func serverSTUNListener(ctx context.Context, packetConn *net.UDPConn) {
log.Trace().Caller().Msgf("STUN request from %v", udpAddr)
pkt := buf[:bytesRead]
if !stun.Is(pkt) {
log.Trace().Caller().Msgf("UDP packet is not STUN")
continue
}
txid, err := stun.ParseBindingRequest(pkt)
if err != nil {
log.Trace().Caller().Err(err).Msgf("STUN parse error")
continue
}
res := stun.Response(txid, udpAddr.IP, uint16(udpAddr.Port))
_, err = packetConn.WriteTo(res, udpAddr)
if err != nil {
log.Trace().Caller().Err(err).Msgf("Issue writing to UDP")
continue
}
}