Add stop platform command

experimental/libbox/command.go

@@ -5,6 +5,7 @@ package libbox
 const (
 	CommandLog int32 = iota
 	CommandStatus
+	CommandServiceStop
 	CommandServiceReload
 	CommandCloseConnections
 )

experimental/libbox/command_server.go

@@ -27,6 +27,7 @@ type CommandServer struct {
 }
 
 type CommandServerHandler interface {
+	ServiceStop() error
 	ServiceReload() error
 }
 
@@ -50,6 +51,7 @@ func (s *CommandServer) Start() error {
 	if err != nil {
 		return err
 	}
+	s.listener = listener
 	go s.loopConnection(listener)
 	return nil
 }
@@ -85,6 +87,8 @@ func (s *CommandServer) handleConnection(conn net.Conn) error {
 		return s.handleLogConn(conn)
 	case CommandStatus:
 		return s.handleStatusConn(conn)
+	case CommandServiceStop:
+		return s.handleServiceStop(conn)
 	case CommandServiceReload:
 		return s.handleServiceReload(conn)
 	case CommandCloseConnections:

experimental/libbox/command_status.go

@@ -22,7 +22,7 @@ func readStatus() StatusMessage {
 	var memStats runtime.MemStats
 	runtime.ReadMemStats(&memStats)
 	var message StatusMessage
-	message.Memory = int64(memStats.Sys - memStats.HeapReleased)
+	message.Memory = int64(memStats.StackInuse + memStats.HeapInuse + memStats.HeapIdle - memStats.HeapReleased)
 	message.Goroutines = int32(runtime.NumGoroutine())
 	message.Connections = int32(conntrack.Count())
 	return message

experimental/libbox/command_stop.go

@@ -0,0 +1,50 @@
+//go:build darwin
+
+package libbox
+
+import (
+	"encoding/binary"
+	"net"
+	"runtime/debug"
+
+	E "github.com/sagernet/sing/common/exceptions"
+	"github.com/sagernet/sing/common/rw"
+)
+
+func ClientServiceStop(sharedDirectory string) error {
+	conn, err := clientConnect(sharedDirectory)
+	if err != nil {
+		return err
+	}
+	defer conn.Close()
+	err = binary.Write(conn, binary.BigEndian, uint8(CommandServiceStop))
+	if err != nil {
+		return err
+	}
+	var hasError bool
+	err = binary.Read(conn, binary.BigEndian, &hasError)
+	if err != nil {
+		return err
+	}
+	if hasError {
+		errorMessage, err := rw.ReadVString(conn)
+		if err != nil {
+			return err
+		}
+		return E.New(errorMessage)
+	}
+	return nil
+}
+
+func (s *CommandServer) handleServiceStop(conn net.Conn) error {
+	rErr := s.handler.ServiceStop()
+	err := binary.Write(conn, binary.BigEndian, rErr != nil)
+	if err != nil {
+		return err
+	}
+	if rErr != nil {
+		return rw.WriteVString(conn, rErr.Error())
+	}
+	debug.FreeOSMemory()
+	return nil
+}

experimental/libbox/service.go

@@ -3,7 +3,6 @@ package libbox
 import (
 	"context"
 	"net/netip"
-	"runtime"
 	"syscall"
 
 	"github.com/sagernet/sing-box"
@@ -28,7 +27,6 @@ func NewService(configContent string, platformInterface PlatformInterface) (*Box
 	if err != nil {
 		return nil, err
 	}
-	platformInterface.WriteLog("Hello " + runtime.GOOS + "/" + runtime.GOARCH)
 	ctx, cancel := context.WithCancel(context.Background())
 	instance, err := box.New(ctx, options, &platformInterfaceWrapper{platformInterface, platformInterface.UseProcFS()})
 	if err != nil {