From 0fd0389d5c4bb616bbea2558bbb7de4ae0d3bf51 Mon Sep 17 00:00:00 2001
From: MHSanaei <ho3ein.sanaei@gmail.com>
Date: Tue, 21 Apr 2026 20:02:39 +0200
Subject: sub json fix fragment noises effect

Co-Authored-By: Alireza Ahmadi <alireza7@gmail.com>
---
 sub/subJsonService.go | 43 +++++++++++++++++++++++++++++--------------
 1 file changed, 29 insertions(+), 14 deletions(-)

(limited to 'sub/subJsonService.go')

diff --git a/sub/subJsonService.go b/sub/subJsonService.go
index 7ce93e22..acb8e05f 100644
--- a/sub/subJsonService.go
+++ b/sub/subJsonService.go
@@ -22,8 +22,7 @@ var defaultJson string
 type SubJsonService struct {
 	configJson       map[string]any
 	defaultOutbounds []json_util.RawMessage
-	fragment         string
-	noises           string
+	fragmentOrNoises bool
 	mux              string
 
 	inboundService service.InboundService
@@ -42,6 +41,31 @@ func NewSubJsonService(fragment string, noises string, mux string, rules string,
 		}
 	}
 
+	fragmentOrNoises := false
+	if fragment != "" || noises != "" {
+		fragmentOrNoises = true
+		defaultOutboundsSettings := map[string]interface{}{
+			"domainStrategy": "UseIP",
+			"redirect":       "",
+		}
+
+		if fragment != "" {
+			defaultOutboundsSettings["fragment"] = json_util.RawMessage(fragment)
+		}
+
+		if noises != "" {
+			defaultOutboundsSettings["noises"] = json_util.RawMessage(noises)
+		}
+
+		defaultDirectOutbound := map[string]interface{}{
+			"protocol": "freedom",
+			"settings": defaultOutboundsSettings,
+			"tag":      "direct_out",
+		}
+		jsonBytes, _ := json.MarshalIndent(defaultDirectOutbound, "", "  ")
+		defaultOutbounds = append(defaultOutbounds, jsonBytes)
+	}
+
 	if rules != "" {
 		var newRules []any
 		routing, _ := configJson["routing"].(map[string]any)
@@ -52,19 +76,10 @@ func NewSubJsonService(fragment string, noises string, mux string, rules string,
 		configJson["routing"] = routing
 	}
 
-	if fragment != "" {
-		defaultOutbounds = append(defaultOutbounds, json_util.RawMessage(fragment))
-	}
-
-	if noises != "" {
-		defaultOutbounds = append(defaultOutbounds, json_util.RawMessage(noises))
-	}
-
 	return &SubJsonService{
 		configJson:       configJson,
 		defaultOutbounds: defaultOutbounds,
-		fragment:         fragment,
-		noises:           noises,
+		fragmentOrNoises: fragmentOrNoises,
 		mux:              mux,
 		SubService:       subService,
 	}
@@ -224,8 +239,8 @@ func (s *SubJsonService) streamData(stream string) map[string]any {
 	}
 	delete(streamSettings, "sockopt")
 
-	if s.fragment != "" {
-		streamSettings["sockopt"] = json_util.RawMessage(`{"dialerProxy": "fragment", "tcpKeepAliveIdle": 100, "tcpMptcp": true, "penetrate": true}`)
+	if s.fragmentOrNoises {
+		streamSettings["sockopt"] = json_util.RawMessage(`{"dialerProxy": "direct_out", "tcpKeepAliveIdle": 100}`)
 	}
 
 	// remove proxy protocol
-- 
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