chore: force to disable mptcp for tproxy

component/dialer/dialer.go

@@ -13,6 +13,7 @@ import (
 	"time"
 
 	"github.com/metacubex/mihomo/component/keepalive"
+	"github.com/metacubex/mihomo/component/mptcp"
 	"github.com/metacubex/mihomo/component/resolver"
 )
 
@@ -140,9 +141,7 @@ func dialContext(ctx context.Context, network string, destination netip.Addr, po
 
 	dialer := netDialer.(*net.Dialer)
 	keepalive.SetNetDialer(dialer)
-	if opt.mpTcp {
-		setMultiPathTCP(dialer)
-	}
+	mptcp.SetNetDialer(dialer, opt.mpTcp)
 
 	if DefaultSocketHook != nil { // ignore interfaceName, routingMark and tfo when DefaultSocketHook not null (in CMFA)
 		socketHookToToDialer(dialer)

component/dialer/mptcp_go120.go

@@ -1,12 +0,0 @@
-//go:build !go1.21
-
-package dialer
-
-import (
-	"net"
-)
-
-const multipathTCPAvailable = false
-
-func setMultiPathTCP(dialer *net.Dialer) {
-}

component/dialer/mptcp_go121.go

@@ -1,11 +0,0 @@
-//go:build go1.21
-
-package dialer
-
-import "net"
-
-const multipathTCPAvailable = true
-
-func setMultiPathTCP(dialer *net.Dialer) {
-	dialer.SetMultipathTCP(true)
-}

component/mptcp/mptcp_go120.go

@@ -0,0 +1,23 @@
+//go:build !go1.21
+
+package mptcp
+
+import (
+	"net"
+)
+
+const MultipathTCPAvailable = false
+
+func SetNetDialer(dialer *net.Dialer, open bool) {
+}
+
+func GetNetDialer(dialer *net.Dialer) bool {
+	return false
+}
+
+func SetNetListenConfig(listenConfig *net.ListenConfig, open bool) {
+}
+
+func GetNetListenConfig(listenConfig *net.ListenConfig) bool {
+	return false
+}

component/mptcp/mptcp_go121.go

@@ -0,0 +1,23 @@
+//go:build go1.21
+
+package mptcp
+
+import "net"
+
+const MultipathTCPAvailable = true
+
+func SetNetDialer(dialer *net.Dialer, open bool) {
+	dialer.SetMultipathTCP(open)
+}
+
+func GetNetDialer(dialer *net.Dialer) bool {
+	return dialer.MultipathTCP()
+}
+
+func SetNetListenConfig(listenConfig *net.ListenConfig, open bool) {
+	listenConfig.SetMultipathTCP(open)
+}
+
+func GetNetListenConfig(listenConfig *net.ListenConfig) bool {
+	return listenConfig.MultipathTCP()
+}