package filer import ( "strings" "time" "github.com/chrislusf/seaweedfs/weed/glog" "github.com/chrislusf/seaweedfs/weed/operation" "github.com/chrislusf/seaweedfs/weed/pb/filer_pb" "github.com/chrislusf/seaweedfs/weed/wdclient" ) func LookupByMasterClientFn(masterClient *wdclient.MasterClient) func(vids []string) (map[string]*operation.LookupResult, error) { return func(vids []string) (map[string]*operation.LookupResult, error) { m := make(map[string]*operation.LookupResult) for _, vid := range vids { locs, _ := masterClient.GetVidLocations(vid) var locations []operation.Location for _, loc := range locs { locations = append(locations, operation.Location{ Url: loc.Url, PublicUrl: loc.PublicUrl, }) } m[vid] = &operation.LookupResult{ VolumeOrFileId: vid, Locations: locations, } } return m, nil } } func (f *Filer) loopProcessingDeletion() { lookupFunc := LookupByMasterClientFn(f.MasterClient) DeletionBatchSize := 100000 // roughly 20 bytes cost per file id. var deletionCount int for { deletionCount = 0 f.fileIdDeletionQueue.Consume(func(fileIds []string) { for len(fileIds) > 0 { var toDeleteFileIds []string if len(fileIds) > DeletionBatchSize { toDeleteFileIds = fileIds[:DeletionBatchSize] fileIds = fileIds[DeletionBatchSize:] } else { toDeleteFileIds = fileIds fileIds = fileIds[:0] } deletionCount = len(toDeleteFileIds) _, err := operation.DeleteFilesWithLookupVolumeId(f.GrpcDialOption, toDeleteFileIds, lookupFunc) if err != nil { if !strings.Contains(err.Error(), "already deleted") { glog.V(0).Infof("deleting fileIds len=%d error: %v", deletionCount, err) } } else { glog.V(1).Infof("deleting fileIds len=%d", deletionCount) } } }) if deletionCount == 0 { time.Sleep(1123 * time.Millisecond) } } } func (f *Filer) doDeleteFileIds(fileIds []string) { lookupFunc := LookupByMasterClientFn(f.MasterClient) DeletionBatchSize := 100000 // roughly 20 bytes cost per file id. for len(fileIds) > 0 { var toDeleteFileIds []string if len(fileIds) > DeletionBatchSize { toDeleteFileIds = fileIds[:DeletionBatchSize] fileIds = fileIds[DeletionBatchSize:] } else { toDeleteFileIds = fileIds fileIds = fileIds[:0] } deletionCount := len(toDeleteFileIds) _, err := operation.DeleteFilesWithLookupVolumeId(f.GrpcDialOption, toDeleteFileIds, lookupFunc) if err != nil { if !strings.Contains(err.Error(), "already deleted") { glog.V(0).Infof("deleting fileIds len=%d error: %v", deletionCount, err) } } } } func (f *Filer) DirectDeleteChunks(chunks []*filer_pb.FileChunk) { var fildIdsToDelete []string for _, chunk := range chunks { if !chunk.IsChunkManifest { fildIdsToDelete = append(fildIdsToDelete, chunk.GetFileIdString()) continue } dataChunks, manifestResolveErr := ResolveOneChunkManifest(f.MasterClient.LookupFileId, chunk) if manifestResolveErr != nil { glog.V(0).Infof("failed to resolve manifest %s: %v", chunk.FileId, manifestResolveErr) } for _, dChunk := range dataChunks { fildIdsToDelete = append(fildIdsToDelete, dChunk.GetFileIdString()) } fildIdsToDelete = append(fildIdsToDelete, chunk.GetFileIdString()) } f.doDeleteFileIds(fildIdsToDelete) } func (f *Filer) DeleteChunks(chunks []*filer_pb.FileChunk) { for _, chunk := range chunks { if !chunk.IsChunkManifest { f.fileIdDeletionQueue.EnQueue(chunk.GetFileIdString()) continue } dataChunks, manifestResolveErr := ResolveOneChunkManifest(f.MasterClient.LookupFileId, chunk) if manifestResolveErr != nil { glog.V(0).Infof("failed to resolve manifest %s: %v", chunk.FileId, manifestResolveErr) } for _, dChunk := range dataChunks { f.fileIdDeletionQueue.EnQueue(dChunk.GetFileIdString()) } f.fileIdDeletionQueue.EnQueue(chunk.GetFileIdString()) } } func (f *Filer) deleteChunksIfNotNew(oldEntry, newEntry *Entry) { if oldEntry == nil { return } if newEntry == nil { f.DeleteChunks(oldEntry.Chunks) } var toDelete []*filer_pb.FileChunk newChunkIds := make(map[string]bool) for _, newChunk := range newEntry.Chunks { newChunkIds[newChunk.GetFileIdString()] = true } for _, oldChunk := range oldEntry.Chunks { if _, found := newChunkIds[oldChunk.GetFileIdString()]; !found { toDelete = append(toDelete, oldChunk) } } f.DeleteChunks(toDelete) }