sing-box/daemon/managed_service.go
2026-06-25 17:39:02 +08:00

97 lines
2.6 KiB
Go

package daemon
import (
"context"
"time"
"unsafe"
"github.com/sagernet/sing-box/service/oomkiller"
"github.com/sagernet/sing/common/memory"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
"google.golang.org/protobuf/types/known/emptypb"
)
var _ ManagedServiceServer = (*ManagedService)(nil)
type ManagedService struct {
handler ManagedHandler
debug bool
oomReporter oomkiller.OOMReporter
}
type ManagedServiceOptions struct {
Handler ManagedHandler
Debug bool
OOMReporter oomkiller.OOMReporter
}
func NewManagedService(options ManagedServiceOptions) *ManagedService {
return &ManagedService{
handler: options.Handler,
debug: options.Debug,
oomReporter: options.OOMReporter,
}
}
func (s *ManagedService) StopService(ctx context.Context, empty *emptypb.Empty) (*emptypb.Empty, error) {
err := s.handler.ServiceStop()
if err != nil {
return nil, err
}
return &emptypb.Empty{}, nil
}
func (s *ManagedService) ReloadService(ctx context.Context, empty *emptypb.Empty) (*emptypb.Empty, error) {
err := s.handler.ServiceReload()
if err != nil {
return nil, err
}
return &emptypb.Empty{}, nil
}
func (s *ManagedService) GetSystemProxyStatus(ctx context.Context, empty *emptypb.Empty) (*SystemProxyStatus, error) {
return s.handler.SystemProxyStatus()
}
func (s *ManagedService) SetSystemProxyEnabled(ctx context.Context, request *SetSystemProxyEnabledRequest) (*emptypb.Empty, error) {
err := s.handler.SetSystemProxyEnabled(request.Enabled)
if err != nil {
return nil, err
}
return &emptypb.Empty{}, nil
}
func (s *ManagedService) TriggerDebugCrash(ctx context.Context, request *DebugCrashRequest) (*emptypb.Empty, error) {
if !s.debug {
return nil, status.Error(codes.PermissionDenied, "debug crash trigger unavailable")
}
if request == nil {
return nil, status.Error(codes.InvalidArgument, "missing debug crash request")
}
switch request.Type {
case DebugCrashRequest_GO:
time.AfterFunc(200*time.Millisecond, func() {
*(*int)(unsafe.Pointer(uintptr(0))) = 0
})
case DebugCrashRequest_NATIVE:
err := s.handler.TriggerNativeCrash()
if err != nil {
return nil, err
}
default:
return nil, status.Error(codes.InvalidArgument, "unknown debug crash type")
}
return &emptypb.Empty{}, nil
}
func (s *ManagedService) TriggerOOMReport(ctx context.Context, _ *emptypb.Empty) (*emptypb.Empty, error) {
if s.oomReporter == nil {
return nil, status.Error(codes.Unavailable, "OOM reporter not available")
}
return &emptypb.Empty{}, s.oomReporter.WriteReport(memory.Total())
}
func (s *ManagedService) mustEmbedUnimplementedManagedServiceServer() {
}