example: remove -qlog flag in favor of QLOGDIR

example/client/main.go

@@ -1,13 +1,10 @@
 package main
 
 import (
- "bufio"
  "bytes"
- "context"
  "crypto/tls"
  "crypto/x509"
  "flag"
- "fmt"
  "io"
  "log"
  "net/http"
@@ -17,16 +14,13 @@ import (
  "github.com/quic-go/quic-go"
  "github.com/quic-go/quic-go/http3"
  "github.com/quic-go/quic-go/internal/testdata"
- "github.com/quic-go/quic-go/internal/utils"
- "github.com/quic-go/quic-go/logging"
  "github.com/quic-go/quic-go/qlog"
 )
 
 func main() {
  quiet := flag.Bool("q", false, "don't print the data")
  keyLogFile := flag.String("keylog", "", "key log file")
  insecure := flag.Bool("insecure", false, "skip certificate verification")
- enableQlog := flag.Bool("qlog", false, "output a qlog (in the same directory)")
  flag.Parse()
  urls := flag.Args()
 
@@ -46,25 +40,15 @@ func main() {
  }
  testdata.AddRootCA(pool)
 
- var qconf quic.Config
- if *enableQlog {
- qconf.Tracer = func(ctx context.Context, p logging.Perspective, connID quic.ConnectionID) *logging.ConnectionTracer {
- filename := fmt.Sprintf("client_%s.qlog", connID)
- f, err := os.Create(filename)
- if err != nil {
- log.Fatal(err)
- }
- log.Printf("Creating qlog file %s.\n", filename)
- return qlog.NewConnectionTracer(utils.NewBufferedWriteCloser(bufio.NewWriter(f), f), p, connID)
- }
- }
  roundTripper := &http3.RoundTripper{
  TLSClientConfig: &tls.Config{
  RootCAs: pool,
  InsecureSkipVerify: *insecure,
  KeyLogWriter: keyLog,
  },
- QuicConfig: &qconf,
+ QuicConfig: &quic.Config{
+ Tracer: qlog.DefaultTracer,
+ },
  }
  defer roundTripper.Close()
  hclient := &http.Client{

example/main.go

@@ -1,8 +1,6 @@
 package main
 
 import (
- "bufio"
- "context"
  "crypto/md5"
  "errors"
  "flag"
@@ -11,7 +9,6 @@ import (
  "log"
  "mime/multipart"
  "net/http"
- "os"
  "strconv"
  "strings"
  "sync"
@@ -21,8 +18,6 @@ import (
  "github.com/quic-go/quic-go"
  "github.com/quic-go/quic-go/http3"
  "github.com/quic-go/quic-go/internal/testdata"
- "github.com/quic-go/quic-go/internal/utils"
- "github.com/quic-go/quic-go/logging"
  "github.com/quic-go/quic-go/qlog"
 )
 
@@ -145,26 +140,13 @@ func main() {
  tcp := flag.Bool("tcp", false, "also listen on TCP")
  key := flag.String("key", "", "TLS key (requires -cert option)")
  cert := flag.String("cert", "", "TLS certificate (requires -key option)")
- enableQlog := flag.Bool("qlog", false, "output a qlog (in the same directory)")
  flag.Parse()
 
  if len(bs) == 0 {
  bs = binds{"localhost:6121"}
  }
 
  handler := setupHandler(*www)
- quicConf := &quic.Config{}
- if *enableQlog {
- quicConf.Tracer = func(ctx context.Context, p logging.Perspective, connID quic.ConnectionID) *logging.ConnectionTracer {
- filename := fmt.Sprintf("server_%s.qlog", connID)
- f, err := os.Create(filename)
- if err != nil {
- log.Fatal(err)
- }
- log.Printf("Creating qlog file %s.\n", filename)
- return qlog.NewConnectionTracer(utils.NewBufferedWriteCloser(bufio.NewWriter(f), f), p, connID)
- }
- }
 
  var wg sync.WaitGroup
  wg.Add(len(bs))
@@ -176,16 +158,19 @@ func main() {
  certFile, keyFile = testdata.GetCertificatePaths()
  }
  for _, b := range bs {
+ fmt.Println("listening on", b)
  bCap := b
  go func() {
  var err error
  if *tcp {
  err = http3.ListenAndServe(bCap, certFile, keyFile, handler)
  } else {
  server := http3.Server{
- Handler: handler,
- Addr: bCap,
- QuicConfig: quicConf,
+ Handler: handler,
+ Addr: bCap,
+ QuicConfig: &quic.Config{
+ Tracer: qlog.DefaultTracer,
+ },
  }
  err = server.ListenAndServeTLS(certFile, keyFile)
  }