set splice-timeout to 24 hours

Bumps google.golang.org/protobuf from 1.36.7 to 1.36.8.

---
updated-dependencies:
- dependency-name: google.golang.org/protobuf
  dependency-version: 1.36.8
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

common/signal/timer.go

@@ -15,9 +15,10 @@ type ActivityUpdater interface {
 
 type ActivityTimer struct {
 	sync.RWMutex
-	updated   chan struct{}
-	checkTask *task.Periodic
-	onTimeout func()
+	updated    chan struct{}
+	checkTask  *task.Periodic
+	onTimeout  func()
+	overridden bool
 }
 
 func (t *ActivityTimer) Update() {
@@ -31,14 +32,16 @@ func (t *ActivityTimer) check() error {
 	select {
 	case <-t.updated:
 	default:
-		t.finish()
+		t.finish(false)
 	}
 	return nil
 }
 
-func (t *ActivityTimer) finish() {
-	t.Lock()
-	defer t.Unlock()
+func (t *ActivityTimer) finish(locked bool) {
+	if !locked {
+		t.Lock()
+		defer t.Unlock()
+	}
 
 	if t.onTimeout != nil {
 		t.onTimeout()
@@ -50,9 +53,12 @@ func (t *ActivityTimer) finish() {
 	}
 }
 
-func (t *ActivityTimer) SetTimeout(timeout time.Duration) {
+func (t *ActivityTimer) setTimeout(timeout time.Duration) {
+	if t.onTimeout == nil {
+		return
+	}
 	if timeout == 0 {
-		t.finish()
+		t.finish(true)
 		return
 	}
 
@@ -61,14 +67,26 @@ func (t *ActivityTimer) SetTimeout(timeout time.Duration) {
 		Execute:  t.check,
 	}
 
-	t.Lock()
-
 	if t.checkTask != nil {
 		t.checkTask.Close()
+		t.overridden = true
 	}
 	t.checkTask = checkTask
 	t.Update()
 	common.Must(checkTask.Start())
+}
+
+func (t *ActivityTimer) SetTimeout(timeout time.Duration) {
+	t.Lock()
+	t.setTimeout(timeout)
+	t.Unlock()
+}
+
+func (t *ActivityTimer) SetTimeoutIfNotOverridden(timeout time.Duration) {
+	t.Lock()
+	if !t.overridden {
+		t.setTimeout(timeout)
+	}
 	t.Unlock()
 }
 

go.mod

@@ -27,7 +27,7 @@ require (
 	golang.org/x/sys v0.35.0
 	golang.zx2c4.com/wireguard v0.0.0-20231211153847-12269c276173
 	google.golang.org/grpc v1.75.0
-	google.golang.org/protobuf v1.36.7
+	google.golang.org/protobuf v1.36.8
 	gvisor.dev/gvisor v0.0.0-20250428193742-2d800c3129d5
 	h12.io/socks v1.0.3
 	lukechampine.com/blake3 v1.4.1

go.sum

@@ -145,8 +145,8 @@ google.golang.org/genproto/googleapis/rpc v0.0.0-20250707201910-8d1bb00bc6a7 h1:
 google.golang.org/genproto/googleapis/rpc v0.0.0-20250707201910-8d1bb00bc6a7/go.mod h1:qQ0YXyHHx3XkvlzUtpXDkS29lDSafHMZBAZDc03LQ3A=
 google.golang.org/grpc v1.75.0 h1:+TW+dqTd2Biwe6KKfhE5JpiYIBWq865PhKGSXiivqt4=
 google.golang.org/grpc v1.75.0/go.mod h1:JtPAzKiq4v1xcAB2hydNlWI2RnF85XXcV0mhKXr2ecQ=
-google.golang.org/protobuf v1.36.7 h1:IgrO7UwFQGJdRNXH/sQux4R1Dj1WAKcLElzeeRaXV2A=
-google.golang.org/protobuf v1.36.7/go.mod h1:jduwjTPXsFjZGTmRluh+L6NjiWu7pchiJ2/5YcXBHnY=
+google.golang.org/protobuf v1.36.8 h1:xHScyCOEuuwZEc6UtSOvPbAT4zRh0xcNRYekJwfqyMc=
+google.golang.org/protobuf v1.36.8/go.mod h1:fuxRtAxBytpl4zzqUh6/eyUujkJdNiuEkXntxiD/uRU=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=

proxy/proxy.go

@@ -595,10 +595,10 @@ func CopyRawConnIfExist(ctx context.Context, readerConn net.Conn, writerConn net
 			errors.LogInfo(ctx, "CopyRawConn splice")
 			statWriter, _ := writer.(*dispatcher.SizeStatWriter)
 			//runtime.Gosched() // necessary
-			time.Sleep(time.Millisecond)    // without this, there will be a rare ssl error for freedom splice
-			timer.SetTimeout(8 * time.Hour) // prevent leak, just in case
+			time.Sleep(time.Millisecond)                    // without this, there will be a rare ssl error for freedom splice
+			timer.SetTimeoutIfNotOverridden(24 * time.Hour) // prevent leak, just in case
 			if inTimer != nil {
-				inTimer.SetTimeout(8 * time.Hour)
+				inTimer.SetTimeoutIfNotOverridden(24 * time.Hour)
 			}
 			w, err := tc.ReadFrom(readerConn)
 			if readCounter != nil {