feat: embed terasu inside

tunneldns/https_upstream.go

@@ -11,6 +11,7 @@ import (
 	"net/url"
 	"time"
 
+	"github.com/fumiama/terasu"
 	"github.com/miekg/dns"
 	"github.com/pkg/errors"
 	"github.com/rs/zerolog"
@@ -130,6 +131,17 @@ func configureClient(hostname string, maxUpstreamConnections int) *http.Client {
 	// Update TLS and HTTP client configuration
 	tlsConfig := &tls.Config{ServerName: hostname}
 	transport := &http.Transport{
+		DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
+			dialer := &net.Dialer{
+				Timeout:   30 * time.Second,
+				KeepAlive: 30 * time.Second,
+			}
+			conn, err := dialer.DialContext(ctx, network, addr)
+			if err != nil {
+				return nil, err
+			}
+			return terasu.NewConn(conn), nil
+		},
 		TLSClientConfig:    tlsConfig,
 		DisableCompression: true,
 		MaxIdleConns:       1,