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Improve HTTPS DNS transport

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This commit is contained in:
世界
2025-10-07 13:41:25 +08:00
parent 0f767d5ce1
commit 41b30c91d9
3 changed files with 115 additions and 41 deletions
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36
dns/transport/https.go
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@@ -25,7 +25,6 @@ import (
"github.com/sagernet/sing/common/logger"
M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network"
aTLS "github.com/sagernet/sing/common/tls"
sHTTP "github.com/sagernet/sing/protocol/http"
mDNS "github.com/miekg/dns"
@@ -47,7 +46,7 @@ type HTTPSTransport struct {
destination *url.URL
headers http.Header
transportAccess sync.Mutex
transport *http.Transport
transport *HTTPSTransportWrapper
transportResetAt time.Time
}
@@ -62,11 +61,8 @@ func NewHTTPS(ctx context.Context, logger log.ContextLogger, tag string, options
if err != nil {
return nil, err
}
if common.Error(tlsConfig.Config()) == nil && !common.Contains(tlsConfig.NextProtos(), http2.NextProtoTLS) {
tlsConfig.SetNextProtos(append(tlsConfig.NextProtos(), http2.NextProtoTLS))
}
if !common.Contains(tlsConfig.NextProtos(), "http/1.1") {
tlsConfig.SetNextProtos(append(tlsConfig.NextProtos(), "http/1.1"))
if len(tlsConfig.NextProtos()) == 0 {
tlsConfig.SetNextProtos([]string{http2.NextProtoTLS, "http/1.1"})
}
headers := options.Headers.Build()
host := headers.Get("Host")
@@ -124,37 +120,13 @@ func NewHTTPSRaw(
serverAddr M.Socksaddr,
tlsConfig tls.Config,
) *HTTPSTransport {
var transport *http.Transport
if tlsConfig != nil {
transport = &http.Transport{
ForceAttemptHTTP2: true,
DialTLSContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
tcpConn, hErr := dialer.DialContext(ctx, network, serverAddr)
if hErr != nil {
return nil, hErr
}
tlsConn, hErr := aTLS.ClientHandshake(ctx, tcpConn, tlsConfig)
if hErr != nil {
tcpConn.Close()
return nil, hErr
}
return tlsConn, nil
},
}
} else {
transport = &http.Transport{
DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
return dialer.DialContext(ctx, network, serverAddr)
},
}
}
return &HTTPSTransport{
TransportAdapter: adapter,
logger: logger,
dialer: dialer,
destination: destination,
headers: headers,
transport: transport,
transport: NewHTTPSTransportWrapper(tls.NewDialer(dialer, tlsConfig), serverAddr),
}
}