package workflows import ( "context" "encoding/json" "fmt" "io" "os" "path" "path/filepath" "strings" "sync/atomic" "time" "github.com/cloudreve/Cloudreve/v4/application/dependency" "github.com/cloudreve/Cloudreve/v4/ent" "github.com/cloudreve/Cloudreve/v4/ent/task" "github.com/cloudreve/Cloudreve/v4/inventory" "github.com/cloudreve/Cloudreve/v4/inventory/types" "github.com/cloudreve/Cloudreve/v4/pkg/cluster" "github.com/cloudreve/Cloudreve/v4/pkg/filemanager/fs" "github.com/cloudreve/Cloudreve/v4/pkg/filemanager/fs/dbfs" "github.com/cloudreve/Cloudreve/v4/pkg/filemanager/manager" "github.com/cloudreve/Cloudreve/v4/pkg/hashid" "github.com/cloudreve/Cloudreve/v4/pkg/logging" "github.com/cloudreve/Cloudreve/v4/pkg/queue" "github.com/cloudreve/Cloudreve/v4/pkg/util" "github.com/gofrs/uuid" "github.com/mholt/archiver/v4" ) type ( ExtractArchiveTask struct { *queue.DBTask l logging.Logger state *ExtractArchiveTaskState progress queue.Progresses node cluster.Node } ExtractArchiveTaskPhase string ExtractArchiveTaskState struct { Uri string `json:"uri,omitempty"` Encoding string `json:"encoding,omitempty"` Dst string `json:"dst,omitempty"` TempPath string `json:"temp_path,omitempty"` TempZipFilePath string `json:"temp_zip_file_path,omitempty"` ProcessedCursor string `json:"processed_cursor,omitempty"` SlaveTaskID int `json:"slave_task_id,omitempty"` NodeState `json:",inline"` Phase ExtractArchiveTaskPhase `json:"phase,omitempty"` } ) const ( ExtractArchivePhaseNotStarted ExtractArchiveTaskPhase = "" ExtractArchivePhaseDownloadZip ExtractArchiveTaskPhase = "download_zip" ExtractArchivePhaseAwaitSlaveComplete ExtractArchiveTaskPhase = "await_slave_complete" ProgressTypeExtractCount = "extract_count" ProgressTypeExtractSize = "extract_size" ProgressTypeDownload = "download" SummaryKeySrc = "src" SummaryKeySrcPhysical = "src_physical" SummaryKeyDst = "dst" ) func init() { queue.RegisterResumableTaskFactory(queue.ExtractArchiveTaskType, NewExtractArchiveTaskFromModel) } // NewExtractArchiveTask creates a new ExtractArchiveTask func NewExtractArchiveTask(ctx context.Context, src, dst, encoding string) (queue.Task, error) { state := &ExtractArchiveTaskState{ Uri: src, Dst: dst, Encoding: encoding, NodeState: NodeState{}, } stateBytes, err := json.Marshal(state) if err != nil { return nil, fmt.Errorf("failed to marshal state: %w", err) } t := &ExtractArchiveTask{ DBTask: &queue.DBTask{ Task: &ent.Task{ Type: queue.ExtractArchiveTaskType, CorrelationID: logging.CorrelationID(ctx), PrivateState: string(stateBytes), PublicState: &types.TaskPublicState{}, }, DirectOwner: inventory.UserFromContext(ctx), }, } return t, nil } func NewExtractArchiveTaskFromModel(task *ent.Task) queue.Task { return &ExtractArchiveTask{ DBTask: &queue.DBTask{ Task: task, }, } } func (m *ExtractArchiveTask) Do(ctx context.Context) (task.Status, error) { dep := dependency.FromContext(ctx) m.l = dep.Logger() m.Lock() if m.progress == nil { m.progress = make(queue.Progresses) } m.Unlock() // unmarshal state state := &ExtractArchiveTaskState{} if err := json.Unmarshal([]byte(m.State()), state); err != nil { return task.StatusError, fmt.Errorf("failed to unmarshal state: %w", err) } m.state = state // select node node, err := allocateNode(ctx, dep, &m.state.NodeState, types.NodeCapabilityExtractArchive) if err != nil { return task.StatusError, fmt.Errorf("failed to allocate node: %w", err) } m.node = node next := task.StatusCompleted if node.IsMaster() { switch m.state.Phase { case ExtractArchivePhaseNotStarted: next, err = m.masterExtractArchive(ctx, dep) case ExtractArchivePhaseDownloadZip: next, err = m.masterDownloadZip(ctx, dep) default: next, err = task.StatusError, fmt.Errorf("unknown phase %q: %w", m.state.Phase, queue.CriticalErr) } } else { switch m.state.Phase { case ExtractArchivePhaseNotStarted: next, err = m.createSlaveExtractTask(ctx, dep) case ExtractArchivePhaseAwaitSlaveComplete: next, err = m.awaitSlaveExtractComplete(ctx, dep) default: next, err = task.StatusError, fmt.Errorf("unknown phase %q: %w", m.state.Phase, queue.CriticalErr) } } newStateStr, marshalErr := json.Marshal(m.state) if marshalErr != nil { return task.StatusError, fmt.Errorf("failed to marshal state: %w", marshalErr) } m.Lock() m.Task.PrivateState = string(newStateStr) m.Unlock() return next, err } func (m *ExtractArchiveTask) createSlaveExtractTask(ctx context.Context, dep dependency.Dep) (task.Status, error) { uri, err := fs.NewUriFromString(m.state.Uri) if err != nil { return task.StatusError, fmt.Errorf("failed to parse src uri: %s (%w)", err, queue.CriticalErr) } user := inventory.UserFromContext(ctx) fm := manager.NewFileManager(dep, user) // Get entity source to extract archiveFile, err := fm.Get(ctx, uri, dbfs.WithFileEntities(), dbfs.WithRequiredCapabilities(dbfs.NavigatorCapabilityDownloadFile), dbfs.WithNotRoot()) if err != nil { return task.StatusError, fmt.Errorf("failed to get archive file: %s (%w)", err, queue.CriticalErr) } // Validate file size if user.Edges.Group.Settings.DecompressSize > 0 && archiveFile.Size() > user.Edges.Group.Settings.DecompressSize { return task.StatusError, fmt.Errorf("file size %d exceeds the limit %d (%w)", archiveFile.Size(), user.Edges.Group.Settings.DecompressSize, queue.CriticalErr) } // Create slave task storagePolicyClient := dep.StoragePolicyClient() policy, err := storagePolicyClient.GetPolicyByID(ctx, archiveFile.PrimaryEntity().PolicyID()) if err != nil { return task.StatusError, fmt.Errorf("failed to get policy: %w", err) } payload := &SlaveExtractArchiveTaskState{ FileName: archiveFile.DisplayName(), Entity: archiveFile.PrimaryEntity().Model(), Policy: policy, Encoding: m.state.Encoding, Dst: m.state.Dst, UserID: user.ID, } payloadStr, err := json.Marshal(payload) if err != nil { return task.StatusError, fmt.Errorf("failed to marshal payload: %w", err) } taskId, err := m.node.CreateTask(ctx, queue.SlaveExtractArchiveType, string(payloadStr)) if err != nil { return task.StatusError, fmt.Errorf("failed to create slave task: %w", err) } m.state.Phase = ExtractArchivePhaseAwaitSlaveComplete m.state.SlaveTaskID = taskId m.ResumeAfter((10 * time.Second)) return task.StatusSuspending, nil } func (m *ExtractArchiveTask) awaitSlaveExtractComplete(ctx context.Context, dep dependency.Dep) (task.Status, error) { t, err := m.node.GetTask(ctx, m.state.SlaveTaskID, true) if err != nil { return task.StatusError, fmt.Errorf("failed to get slave task: %w", err) } m.Lock() m.state.NodeState.progress = t.Progress m.Unlock() if t.Status == task.StatusError { return task.StatusError, fmt.Errorf("slave task failed: %s (%w)", t.Error, queue.CriticalErr) } if t.Status == task.StatusCanceled { return task.StatusError, fmt.Errorf("slave task canceled (%w)", queue.CriticalErr) } if t.Status == task.StatusCompleted { return task.StatusCompleted, nil } m.l.Info("Slave task %d is still compressing, resume after 30s.", m.state.SlaveTaskID) m.ResumeAfter((time.Second * 30)) return task.StatusSuspending, nil } func (m *ExtractArchiveTask) masterExtractArchive(ctx context.Context, dep dependency.Dep) (task.Status, error) { uri, err := fs.NewUriFromString(m.state.Uri) if err != nil { return task.StatusError, fmt.Errorf("failed to parse src uri: %s (%w)", err, queue.CriticalErr) } dst, err := fs.NewUriFromString(m.state.Dst) if err != nil { return task.StatusError, fmt.Errorf("failed to parse dst uri: %s (%w)", err, queue.CriticalErr) } user := inventory.UserFromContext(ctx) fm := manager.NewFileManager(dep, user) // Get entity source to extract archiveFile, err := fm.Get(ctx, uri, dbfs.WithFileEntities(), dbfs.WithRequiredCapabilities(dbfs.NavigatorCapabilityDownloadFile), dbfs.WithNotRoot()) if err != nil { return task.StatusError, fmt.Errorf("failed to get archive file: %s (%w)", err, queue.CriticalErr) } // Validate file size if user.Edges.Group.Settings.DecompressSize > 0 && archiveFile.Size() > user.Edges.Group.Settings.DecompressSize { return task.StatusError, fmt.Errorf("file size %d exceeds the limit %d (%w)", archiveFile.Size(), user.Edges.Group.Settings.DecompressSize, queue.CriticalErr) } es, err := fm.GetEntitySource(ctx, 0, fs.WithEntity(archiveFile.PrimaryEntity())) if err != nil { return task.StatusError, fmt.Errorf("failed to get entity source: %w", err) } defer es.Close() m.l.Info("Extracting archive %q to %q", uri, m.state.Dst) // Identify file format format, readStream, err := archiver.Identify(archiveFile.DisplayName(), es) if err != nil { return task.StatusError, fmt.Errorf("failed to identify archive format: %w", err) } m.l.Info("Archive file %q format identified as %q", uri, format.Name()) extractor, ok := format.(archiver.Extractor) if !ok { return task.StatusError, fmt.Errorf("format not an extractor %s") } if format.Name() == ".zip" { // Zip extractor requires a Seeker+ReadAt if m.state.TempZipFilePath == "" && !es.IsLocal() { m.state.Phase = ExtractArchivePhaseDownloadZip m.ResumeAfter(0) return task.StatusSuspending, nil } if m.state.TempZipFilePath != "" { // Use temp zip file path zipFile, err := os.Open(m.state.TempZipFilePath) if err != nil { return task.StatusError, fmt.Errorf("failed to open temp zip file: %w", err) } defer zipFile.Close() readStream = zipFile } if es.IsLocal() { if _, err = es.Seek(0, 0); err != nil { return task.StatusError, fmt.Errorf("failed to seek entity source: %w", err) } readStream = es } if m.state.Encoding != "" { m.l.Info("Using encoding %q for zip archive", m.state.Encoding) extractor = archiver.Zip{TextEncoding: m.state.Encoding} } } needSkipToCursor := false if m.state.ProcessedCursor != "" { needSkipToCursor = true } m.Lock() m.progress[ProgressTypeExtractCount] = &queue.Progress{} m.progress[ProgressTypeExtractSize] = &queue.Progress{} m.Unlock() // extract and upload err = extractor.Extract(ctx, readStream, nil, func(ctx context.Context, f archiver.File) error { if needSkipToCursor && f.NameInArchive != m.state.ProcessedCursor { atomic.AddInt64(&m.progress[ProgressTypeExtractCount].Current, 1) atomic.AddInt64(&m.progress[ProgressTypeExtractSize].Current, f.Size()) m.l.Info("File %q already processed, skipping...", f.NameInArchive) return nil } // Found cursor, start from cursor +1 if m.state.ProcessedCursor == f.NameInArchive { atomic.AddInt64(&m.progress[ProgressTypeExtractCount].Current, 1) atomic.AddInt64(&m.progress[ProgressTypeExtractSize].Current, f.Size()) needSkipToCursor = false return nil } rawPath := util.FormSlash(f.NameInArchive) savePath := dst.JoinRaw(rawPath) // Check if path is legit if !strings.HasPrefix(savePath.Path(), util.FillSlash(path.Clean(dst.Path()))) { m.l.Warning("Path %q is not legit, skipping...", f.NameInArchive) atomic.AddInt64(&m.progress[ProgressTypeExtractCount].Current, 1) atomic.AddInt64(&m.progress[ProgressTypeExtractSize].Current, f.Size()) return nil } if f.FileInfo.IsDir() { _, err := fm.Create(ctx, savePath, types.FileTypeFolder) if err != nil { m.l.Warning("Failed to create directory %q: %s, skipping...", rawPath, err) } atomic.AddInt64(&m.progress[ProgressTypeExtractCount].Current, 1) m.state.ProcessedCursor = f.NameInArchive return nil } fileStream, err := f.Open() if err != nil { m.l.Warning("Failed to open file %q in archive file: %s, skipping...", rawPath, err) return nil } fileData := &fs.UploadRequest{ Props: &fs.UploadProps{ Uri: savePath, Size: f.Size(), }, ProgressFunc: func(current, diff int64, total int64) { atomic.AddInt64(&m.progress[ProgressTypeExtractSize].Current, diff) }, File: fileStream, } _, err = fm.Update(ctx, fileData, fs.WithNoEntityType()) if err != nil { return fmt.Errorf("failed to upload file %q in archive file: %w", rawPath, err) } atomic.AddInt64(&m.progress[ProgressTypeExtractCount].Current, 1) m.state.ProcessedCursor = f.NameInArchive return nil }) if err != nil { return task.StatusError, fmt.Errorf("failed to extract archive: %w", err) } return task.StatusCompleted, nil } func (m *ExtractArchiveTask) masterDownloadZip(ctx context.Context, dep dependency.Dep) (task.Status, error) { uri, err := fs.NewUriFromString(m.state.Uri) if err != nil { return task.StatusError, fmt.Errorf("failed to parse src uri: %s (%w)", err, queue.CriticalErr) } user := inventory.UserFromContext(ctx) fm := manager.NewFileManager(dep, user) // Get entity source to extract archiveFile, err := fm.Get(ctx, uri, dbfs.WithFileEntities(), dbfs.WithRequiredCapabilities(dbfs.NavigatorCapabilityDownloadFile), dbfs.WithNotRoot()) if err != nil { return task.StatusError, fmt.Errorf("failed to get archive file: %s (%w)", err, queue.CriticalErr) } es, err := fm.GetEntitySource(ctx, 0, fs.WithEntity(archiveFile.PrimaryEntity())) if err != nil { return task.StatusError, fmt.Errorf("failed to get entity source: %w", err) } defer es.Close() // For non-local entity, we need to download the whole zip file first tempPath, err := prepareTempFolder(ctx, dep, m) if err != nil { return task.StatusError, fmt.Errorf("failed to prepare temp folder: %w", err) } m.state.TempPath = tempPath fileName := fmt.Sprintf("%s.zip", uuid.Must(uuid.NewV4())) zipFilePath := filepath.Join( m.state.TempPath, fileName, ) zipFile, err := util.CreatNestedFile(zipFilePath) if err != nil { return task.StatusError, fmt.Errorf("failed to create zip file: %w", err) } m.Lock() m.progress[ProgressTypeDownload] = &queue.Progress{Total: es.Entity().Size()} m.Unlock() defer zipFile.Close() if _, err := io.Copy(zipFile, util.NewCallbackReader(es, func(i int64) { atomic.AddInt64(&m.progress[ProgressTypeDownload].Current, i) })); err != nil { zipFile.Close() if err := os.Remove(zipFilePath); err != nil { m.l.Warning("Failed to remove temp zip file %q: %s", zipFilePath, err) } return task.StatusError, fmt.Errorf("failed to copy zip file to local temp: %w", err) } m.Lock() delete(m.progress, ProgressTypeDownload) m.Unlock() m.state.TempZipFilePath = zipFilePath m.state.Phase = ExtractArchivePhaseNotStarted m.ResumeAfter(0) return task.StatusSuspending, nil } func (m *ExtractArchiveTask) Summarize(hasher hashid.Encoder) *queue.Summary { if m.state == nil { if err := json.Unmarshal([]byte(m.State()), &m.state); err != nil { return nil } } return &queue.Summary{ NodeID: m.state.NodeID, Phase: string(m.state.Phase), Props: map[string]any{ SummaryKeySrc: m.state.Uri, SummaryKeyDst: m.state.Dst, }, } } func (m *ExtractArchiveTask) Progress(ctx context.Context) queue.Progresses { m.Lock() defer m.Unlock() if m.state.NodeState.progress != nil { merged := make(queue.Progresses) for k, v := range m.progress { merged[k] = v } for k, v := range m.state.NodeState.progress { merged[k] = v } return merged } return m.progress } func (m *ExtractArchiveTask) Cleanup(ctx context.Context) error { if m.state.TempPath != "" { time.Sleep(time.Duration(1) * time.Second) return os.RemoveAll(m.state.TempPath) } return nil } type ( SlaveExtractArchiveTask struct { *queue.InMemoryTask l logging.Logger state *SlaveExtractArchiveTaskState progress queue.Progresses node cluster.Node } SlaveExtractArchiveTaskState struct { FileName string `json:"file_name"` Entity *ent.Entity `json:"entity"` Policy *ent.StoragePolicy `json:"policy"` Encoding string `json:"encoding,omitempty"` Dst string `json:"dst,omitempty"` UserID int `json:"user_id"` TempPath string `json:"temp_path,omitempty"` TempZipFilePath string `json:"temp_zip_file_path,omitempty"` ProcessedCursor string `json:"processed_cursor,omitempty"` } ) // NewSlaveExtractArchiveTask creates a new SlaveExtractArchiveTask from raw private state func NewSlaveExtractArchiveTask(ctx context.Context, props *types.SlaveTaskProps, id int, state string) queue.Task { return &SlaveExtractArchiveTask{ InMemoryTask: &queue.InMemoryTask{ DBTask: &queue.DBTask{ Task: &ent.Task{ ID: id, CorrelationID: logging.CorrelationID(ctx), PublicState: &types.TaskPublicState{ SlaveTaskProps: props, }, PrivateState: state, }, }, }, progress: make(queue.Progresses), } } func (m *SlaveExtractArchiveTask) Do(ctx context.Context) (task.Status, error) { ctx = prepareSlaveTaskCtx(ctx, m.Model().PublicState.SlaveTaskProps) dep := dependency.FromContext(ctx) m.l = dep.Logger() np, err := dep.NodePool(ctx) if err != nil { return task.StatusError, fmt.Errorf("failed to get node pool: %w", err) } m.node, err = np.Get(ctx, types.NodeCapabilityNone, 0) if err != nil || !m.node.IsMaster() { return task.StatusError, fmt.Errorf("failed to get master node: %w", err) } fm := manager.NewFileManager(dep, nil) // unmarshal state state := &SlaveExtractArchiveTaskState{} if err := json.Unmarshal([]byte(m.State()), state); err != nil { return task.StatusError, fmt.Errorf("failed to unmarshal state: %w", err) } m.state = state m.Lock() if m.progress == nil { m.progress = make(queue.Progresses) } m.progress[ProgressTypeExtractCount] = &queue.Progress{} m.progress[ProgressTypeExtractSize] = &queue.Progress{} m.Unlock() dst, err := fs.NewUriFromString(m.state.Dst) if err != nil { return task.StatusError, fmt.Errorf("failed to parse dst uri: %s (%w)", err, queue.CriticalErr) } // 1. Get entity source entity := fs.NewEntity(m.state.Entity) es, err := fm.GetEntitySource(ctx, 0, fs.WithEntity(entity), fs.WithPolicy(fm.CastStoragePolicyOnSlave(ctx, m.state.Policy))) if err != nil { return task.StatusError, fmt.Errorf("failed to get entity source: %w", err) } defer es.Close() // 2. Identify file format format, readStream, err := archiver.Identify(m.state.FileName, es) if err != nil { return task.StatusError, fmt.Errorf("failed to identify archive format: %w", err) } m.l.Info("Archive file %q format identified as %q", m.state.FileName, format.Name()) extractor, ok := format.(archiver.Extractor) if !ok { return task.StatusError, fmt.Errorf("format not an extractor %s") } if format.Name() == ".zip" { if _, err = es.Seek(0, 0); err != nil { return task.StatusError, fmt.Errorf("failed to seek entity source: %w", err) } if m.state.TempZipFilePath == "" && !es.IsLocal() { tempPath, err := prepareTempFolder(ctx, dep, m) if err != nil { return task.StatusError, fmt.Errorf("failed to prepare temp folder: %w", err) } m.state.TempPath = tempPath fileName := fmt.Sprintf("%s.zip", uuid.Must(uuid.NewV4())) zipFilePath := filepath.Join( m.state.TempPath, fileName, ) zipFile, err := util.CreatNestedFile(zipFilePath) if err != nil { return task.StatusError, fmt.Errorf("failed to create zip file: %w", err) } m.Lock() m.progress[ProgressTypeDownload] = &queue.Progress{Total: es.Entity().Size()} m.Unlock() defer zipFile.Close() if _, err := io.Copy(zipFile, util.NewCallbackReader(es, func(i int64) { atomic.AddInt64(&m.progress[ProgressTypeDownload].Current, i) })); err != nil { return task.StatusError, fmt.Errorf("failed to copy zip file to local temp: %w", err) } zipFile.Close() m.state.TempZipFilePath = zipFilePath } if es.IsLocal() { readStream = es } else if m.state.TempZipFilePath != "" { // Use temp zip file path zipFile, err := os.Open(m.state.TempZipFilePath) if err != nil { return task.StatusError, fmt.Errorf("failed to open temp zip file: %w", err) } defer zipFile.Close() readStream = zipFile } if es.IsLocal() { readStream = es } if m.state.Encoding != "" { m.l.Info("Using encoding %q for zip archive", m.state.Encoding) extractor = archiver.Zip{TextEncoding: m.state.Encoding} } } needSkipToCursor := false if m.state.ProcessedCursor != "" { needSkipToCursor = true } // 3. Extract and upload err = extractor.Extract(ctx, readStream, nil, func(ctx context.Context, f archiver.File) error { if needSkipToCursor && f.NameInArchive != m.state.ProcessedCursor { atomic.AddInt64(&m.progress[ProgressTypeExtractCount].Current, 1) atomic.AddInt64(&m.progress[ProgressTypeExtractSize].Current, f.Size()) m.l.Info("File %q already processed, skipping...", f.NameInArchive) return nil } // Found cursor, start from cursor +1 if m.state.ProcessedCursor == f.NameInArchive { atomic.AddInt64(&m.progress[ProgressTypeExtractCount].Current, 1) atomic.AddInt64(&m.progress[ProgressTypeExtractSize].Current, f.Size()) needSkipToCursor = false return nil } rawPath := util.FormSlash(f.NameInArchive) savePath := dst.JoinRaw(rawPath) // Check if path is legit if !strings.HasPrefix(savePath.Path(), util.FillSlash(path.Clean(dst.Path()))) { atomic.AddInt64(&m.progress[ProgressTypeExtractCount].Current, 1) atomic.AddInt64(&m.progress[ProgressTypeExtractSize].Current, f.Size()) m.l.Warning("Path %q is not legit, skipping...", f.NameInArchive) return nil } if f.FileInfo.IsDir() { _, err := fm.Create(ctx, savePath, types.FileTypeFolder, fs.WithNode(m.node), fs.WithStatelessUserID(m.state.UserID)) if err != nil { m.l.Warning("Failed to create directory %q: %s, skipping...", rawPath, err) } atomic.AddInt64(&m.progress[ProgressTypeExtractCount].Current, 1) m.state.ProcessedCursor = f.NameInArchive return nil } fileStream, err := f.Open() if err != nil { m.l.Warning("Failed to open file %q in archive file: %s, skipping...", rawPath, err) return nil } fileData := &fs.UploadRequest{ Props: &fs.UploadProps{ Uri: savePath, Size: f.Size(), }, ProgressFunc: func(current, diff int64, total int64) { atomic.AddInt64(&m.progress[ProgressTypeExtractSize].Current, diff) }, File: fileStream, } _, err = fm.Update(ctx, fileData, fs.WithNode(m.node), fs.WithStatelessUserID(m.state.UserID), fs.WithNoEntityType()) if err != nil { return fmt.Errorf("failed to upload file %q in archive file: %w", rawPath, err) } atomic.AddInt64(&m.progress[ProgressTypeExtractCount].Current, 1) m.state.ProcessedCursor = f.NameInArchive return nil }) if err != nil { return task.StatusError, fmt.Errorf("failed to extract archive: %w", err) } return task.StatusCompleted, nil } func (m *SlaveExtractArchiveTask) Cleanup(ctx context.Context) error { if m.state.TempPath != "" { time.Sleep(time.Duration(1) * time.Second) return os.RemoveAll(m.state.TempPath) } return nil } func (m *SlaveExtractArchiveTask) Progress(ctx context.Context) queue.Progresses { m.Lock() defer m.Unlock() return m.progress }