From 2e6bdc56361d6bf432d404a4162748a2e9010078 Mon Sep 17 00:00:00 2001
From: Skyxim <noreply@skyxim.com>
Date: Tue, 14 Jun 2022 23:08:07 +0800
Subject: [PATCH] feat: add param general.enable-process, it will always find
 process or uid, default value is false

---
 config/config.go         |  2 +-
 hub/executor/executor.go |  1 +
 tunnel/tunnel.go         | 13 +++++++++----
 3 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/config/config.go b/config/config.go
index 604e38b7..f82793d6 100644
--- a/config/config.go
+++ b/config/config.go
@@ -266,7 +266,7 @@ func UnmarshalRawConfig(buf []byte) (*RawConfig, error) {
 		Proxy:          []map[string]any{},
 		ProxyGroup:     []map[string]any{},
 		TCPConcurrent:  false,
-		EnableProcess:  true,
+		EnableProcess:  false,
 		Tun: RawTun{
 			Enable:              false,
 			Device:              "",
diff --git a/hub/executor/executor.go b/hub/executor/executor.go
index 9a3a7bc0..54763a3d 100644
--- a/hub/executor/executor.go
+++ b/hub/executor/executor.go
@@ -276,6 +276,7 @@ func updateSniffer(sniffer *config.Sniffer) {
 func updateGeneral(general *config.General, force bool) {
 	log.SetLevel(general.LogLevel)
 	tunnel.SetMode(general.Mode)
+	tunnel.SetAlwaysFindProcess(general.EnableProcess)
 	dialer.DisableIPv6 = !general.IPv6
 	if !dialer.DisableIPv6 {
 		log.Infoln("Use IPv6")
diff --git a/tunnel/tunnel.go b/tunnel/tunnel.go
index 3cf99ead..7096811b 100644
--- a/tunnel/tunnel.go
+++ b/tunnel/tunnel.go
@@ -38,9 +38,9 @@ var (
 	mode = Rule
 
 	// default timeout for UDP session
-	udpTimeout  = 60 * time.Second
-	procesCache string
-	failTotal   int
+	udpTimeout = 60 * time.Second
+
+	alwaysFindProcess = false
 )
 
 func SetSniffing(b bool) {
@@ -122,6 +122,11 @@ func SetMode(m TunnelMode) {
 	mode = m
 }
 
+// SetAlwaysFindProcess set always find process info, may be increase many memory
+func SetAlwaysFindProcess(findProcess bool) {
+	alwaysFindProcess = findProcess
+}
+
 // processUDP starts a loop to handle udp packet
 func processUDP() {
 	queue := udpQueue
@@ -381,7 +386,7 @@ func match(metadata *C.Metadata) (C.Proxy, C.Rule, error) {
 			resolved = true
 		}
 
-		if !foundProcess && rule.ShouldFindProcess() {
+		if !foundProcess && alwaysFindProcess && rule.ShouldFindProcess() {
 			srcPort, err := strconv.ParseUint(metadata.SrcPort, 10, 16)
 			if err == nil && P.ShouldFindProcess(metadata) {
 				uid, path, err := P.FindProcessName(metadata.NetWork.String(), metadata.SrcIP, int(srcPort))