package filer2 import ( "time" "github.com/chrislusf/seaweedfs/weed/glog" "github.com/chrislusf/seaweedfs/weed/operation" "github.com/chrislusf/seaweedfs/weed/pb/filer_pb" ) func (f *Filer) loopProcessingDeletion() { ticker := time.NewTicker(5 * time.Second) lookupFunc := func(vids []string) (map[string]operation.LookupResult, error) { m := make(map[string]operation.LookupResult) for _, vid := range vids { locs, _ := f.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{ VolumeId: vid, Locations: locations, } } return m, nil } var fileIds []string for { select { case fid := <-f.fileIdDeletionChan: fileIds = append(fileIds, fid) if len(fileIds) >= 4096 { glog.V(1).Infof("deleting fileIds len=%d", len(fileIds)) operation.DeleteFilesWithLookupVolumeId(f.GrpcDialOption, fileIds, lookupFunc) fileIds = fileIds[:0] } case <-ticker.C: if len(fileIds) > 0 { glog.V(1).Infof("timed deletion fileIds len=%d", len(fileIds)) operation.DeleteFilesWithLookupVolumeId(f.GrpcDialOption, fileIds, lookupFunc) fileIds = fileIds[:0] } } } } func (f *Filer) DeleteChunks(chunks []*filer_pb.FileChunk) { for _, chunk := range chunks { f.fileIdDeletionChan <- chunk.GetFileIdString() } } // DeleteFileByFileId direct delete by file id. // Only used when the fileId is not being managed by snapshots. func (f *Filer) DeleteFileByFileId(fileId string) { f.fileIdDeletionChan <- fileId } 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) }