2019-12-13 08:23:05 +00:00
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package filer2
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import (
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"context"
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"fmt"
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"github.com/chrislusf/seaweedfs/weed/glog"
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"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
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2020-02-25 06:28:45 +00:00
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"github.com/chrislusf/seaweedfs/weed/pb/master_pb"
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2020-03-23 07:01:34 +00:00
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"github.com/chrislusf/seaweedfs/weed/util"
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2019-12-13 08:23:05 +00:00
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)
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2020-07-01 05:53:53 +00:00
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func (f *Filer) DeleteEntryMetaAndData(ctx context.Context, p util.FullPath, isRecursive, ignoreRecursiveError, shouldDeleteChunks, isFromOtherCluster bool) (err error) {
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2019-12-13 08:23:05 +00:00
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if p == "/" {
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return nil
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}
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entry, findErr := f.FindEntry(ctx, p)
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if findErr != nil {
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return findErr
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}
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2020-02-25 06:28:45 +00:00
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isCollection := f.isBucket(entry)
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2019-12-13 08:23:05 +00:00
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var chunks []*filer_pb.FileChunk
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chunks = append(chunks, entry.Chunks...)
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if entry.IsDirectory() {
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// delete the folder children, not including the folder itself
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var dirChunks []*filer_pb.FileChunk
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2020-07-01 05:53:53 +00:00
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dirChunks, err = f.doBatchDeleteFolderMetaAndData(ctx, entry, isRecursive, ignoreRecursiveError, shouldDeleteChunks && !isCollection, isFromOtherCluster)
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2019-12-13 08:23:05 +00:00
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if err != nil {
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2020-02-25 06:28:45 +00:00
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glog.V(0).Infof("delete directory %s: %v", p, err)
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2019-12-13 08:23:05 +00:00
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return fmt.Errorf("delete directory %s: %v", p, err)
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}
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chunks = append(chunks, dirChunks...)
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}
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2020-02-25 06:28:45 +00:00
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2019-12-13 08:23:05 +00:00
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// delete the file or folder
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2020-07-01 05:53:53 +00:00
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err = f.doDeleteEntryMetaAndData(ctx, entry, shouldDeleteChunks, isFromOtherCluster)
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2019-12-13 08:23:05 +00:00
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if err != nil {
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return fmt.Errorf("delete file %s: %v", p, err)
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}
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2020-02-25 06:28:45 +00:00
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if shouldDeleteChunks && !isCollection {
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2019-12-13 08:23:05 +00:00
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go f.DeleteChunks(chunks)
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}
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2020-02-25 06:28:45 +00:00
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if isCollection {
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collectionName := entry.Name()
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2020-02-26 05:50:12 +00:00
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f.doDeleteCollection(collectionName)
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2020-02-25 06:28:45 +00:00
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f.deleteBucket(collectionName)
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}
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2019-12-13 08:23:05 +00:00
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return nil
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}
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2020-07-01 05:53:53 +00:00
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func (f *Filer) doBatchDeleteFolderMetaAndData(ctx context.Context, entry *Entry, isRecursive, ignoreRecursiveError, shouldDeleteChunks, isFromOtherCluster bool) (chunks []*filer_pb.FileChunk, err error) {
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2019-12-13 08:23:05 +00:00
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lastFileName := ""
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includeLastFile := false
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for {
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2020-03-10 06:28:01 +00:00
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entries, err := f.ListDirectoryEntries(ctx, entry.FullPath, lastFileName, includeLastFile, PaginationSize)
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2019-12-13 08:23:05 +00:00
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if err != nil {
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glog.Errorf("list folder %s: %v", entry.FullPath, err)
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return nil, fmt.Errorf("list folder %s: %v", entry.FullPath, err)
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}
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if lastFileName == "" && !isRecursive && len(entries) > 0 {
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// only for first iteration in the loop
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2020-08-15 16:33:41 +00:00
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glog.Errorf("deleting a folder %s has children: %+v", entry.FullPath, entries)
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2019-12-13 08:23:05 +00:00
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return nil, fmt.Errorf("fail to delete non-empty folder: %s", entry.FullPath)
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}
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for _, sub := range entries {
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lastFileName = sub.Name()
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var dirChunks []*filer_pb.FileChunk
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if sub.IsDirectory() {
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2020-07-01 05:53:53 +00:00
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dirChunks, err = f.doBatchDeleteFolderMetaAndData(ctx, sub, isRecursive, ignoreRecursiveError, shouldDeleteChunks, false)
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2020-02-12 06:54:10 +00:00
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chunks = append(chunks, dirChunks...)
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} else {
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2020-07-13 00:32:19 +00:00
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f.NotifyUpdateEvent(ctx, sub, nil, shouldDeleteChunks, isFromOtherCluster)
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2020-02-12 06:54:10 +00:00
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chunks = append(chunks, sub.Chunks...)
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2019-12-13 08:23:05 +00:00
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}
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if err != nil && !ignoreRecursiveError {
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return nil, err
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}
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}
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if len(entries) < PaginationSize {
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break
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}
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}
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2020-02-12 06:54:10 +00:00
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glog.V(3).Infof("deleting directory %v delete %d chunks: %v", entry.FullPath, len(chunks), shouldDeleteChunks)
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2019-12-13 08:23:05 +00:00
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2020-07-13 15:19:48 +00:00
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if storeDeletionErr := f.Store.DeleteFolderChildren(ctx, entry.FullPath); storeDeletionErr != nil {
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2019-12-13 08:23:05 +00:00
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return nil, fmt.Errorf("filer store delete: %v", storeDeletionErr)
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}
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2020-07-13 00:32:19 +00:00
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f.NotifyUpdateEvent(ctx, entry, nil, shouldDeleteChunks, isFromOtherCluster)
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2019-12-13 08:23:05 +00:00
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return chunks, nil
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}
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2020-07-01 05:53:53 +00:00
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func (f *Filer) doDeleteEntryMetaAndData(ctx context.Context, entry *Entry, shouldDeleteChunks bool, isFromOtherCluster bool) (err error) {
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2019-12-13 08:23:05 +00:00
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2020-02-12 06:54:10 +00:00
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glog.V(3).Infof("deleting entry %v, delete chunks: %v", entry.FullPath, shouldDeleteChunks)
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2019-12-13 08:23:05 +00:00
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2020-07-13 15:19:48 +00:00
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if storeDeletionErr := f.Store.DeleteEntry(ctx, entry.FullPath); storeDeletionErr != nil {
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2019-12-13 08:23:05 +00:00
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return fmt.Errorf("filer store delete: %v", storeDeletionErr)
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}
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2020-08-12 20:11:04 +00:00
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if !entry.IsDirectory() {
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2020-07-13 00:32:19 +00:00
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f.NotifyUpdateEvent(ctx, entry, nil, shouldDeleteChunks, isFromOtherCluster)
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2020-04-05 22:03:25 +00:00
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}
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2019-12-13 08:23:05 +00:00
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return nil
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}
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2020-02-25 06:28:45 +00:00
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2020-02-26 05:50:12 +00:00
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func (f *Filer) doDeleteCollection(collectionName string) (err error) {
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2020-02-25 06:28:45 +00:00
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2020-02-26 05:50:12 +00:00
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return f.MasterClient.WithClient(func(client master_pb.SeaweedClient) error {
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_, err := client.CollectionDelete(context.Background(), &master_pb.CollectionDeleteRequest{
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2020-02-25 06:28:45 +00:00
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Name: collectionName,
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})
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if err != nil {
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glog.Infof("delete collection %s: %v", collectionName, err)
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}
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return err
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})
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}
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