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add a -qlog flag to the example client and server

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This commit is contained in:
Marten Seemann 2020-01-27 12:12:56 +07:00
parent b031615db5
commit b1a3e7a00b
3 changed files with 32 additions and 2 deletions
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16
example/main.go
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@ -186,6 +186,7 @@ func main() {
www := flag.String("www", "", "www data")
tcp := flag.Bool("tcp", false, "also listen on TCP")
trace := flag.Bool("trace", false, "enable quic-trace")
qlog := flag.Bool("qlog", false, "output a qlog (in the same directory)")
flag.Parse()
logger := utils.DefaultLogger
@ -202,9 +203,20 @@ func main() {
}
handler := setupHandler(*www, *trace)
var quicConf *quic.Config
quicConf := &quic.Config{}
if *trace {
quicConf = &quic.Config{QuicTracer: tracer}
quicConf.QuicTracer = tracer
}
if *qlog {
quicConf.GetLogWriter = func(connID []byte) io.WriteCloser {
filename := fmt.Sprintf("server_%x.qlog", connID)
f, err := os.Create(filename)
if err != nil {
log.Fatal(err)
}
log.Printf("Creating qlog file %s.\n", filename)
return f
}
}
var wg sync.WaitGroup