skip directory loop if dropping the bucket

This commit is contained in:
Chris Lu 2021-01-13 13:49:04 -08:00
parent ca73013453
commit f17aa1d06c

View File

@ -30,7 +30,7 @@ func (f *Filer) DeleteEntryMetaAndData(ctx context.Context, p util.FullPath, isR
// delete the folder children, not including the folder itself
var dirChunks []*filer_pb.FileChunk
var dirHardLinkIds []HardLinkId
dirChunks, dirHardLinkIds, err = f.doBatchDeleteFolderMetaAndData(ctx, entry, isRecursive, ignoreRecursiveError, shouldDeleteChunks && !isDeleteCollection, isFromOtherCluster, signatures)
dirChunks, dirHardLinkIds, err = f.doBatchDeleteFolderMetaAndData(ctx, entry, isRecursive, ignoreRecursiveError, shouldDeleteChunks && !isDeleteCollection, isDeleteCollection, isFromOtherCluster, signatures)
if err != nil {
glog.V(0).Infof("delete directory %s: %v", p, err)
return fmt.Errorf("delete directory %s: %v", p, err)
@ -63,46 +63,49 @@ func (f *Filer) DeleteEntryMetaAndData(ctx context.Context, p util.FullPath, isR
return nil
}
func (f *Filer) doBatchDeleteFolderMetaAndData(ctx context.Context, entry *Entry, isRecursive, ignoreRecursiveError, shouldDeleteChunks, isFromOtherCluster bool, signatures []int32) (chunks []*filer_pb.FileChunk, hardlinkIds []HardLinkId, err error) {
func (f *Filer) doBatchDeleteFolderMetaAndData(ctx context.Context, entry *Entry, isRecursive, ignoreRecursiveError, shouldDeleteChunks, isDeletingBucket, isFromOtherCluster bool, signatures []int32) (chunks []*filer_pb.FileChunk, hardlinkIds []HardLinkId, err error) {
lastFileName := ""
includeLastFile := false
for {
entries, err := f.ListDirectoryEntries(ctx, entry.FullPath, lastFileName, includeLastFile, PaginationSize, "", "")
if err != nil {
glog.Errorf("list folder %s: %v", entry.FullPath, err)
return nil, nil, fmt.Errorf("list folder %s: %v", entry.FullPath, err)
}
if lastFileName == "" && !isRecursive && len(entries) > 0 {
// only for first iteration in the loop
glog.Errorf("deleting a folder %s has children: %+v ...", entry.FullPath, entries[0].Name())
return nil, nil, fmt.Errorf("fail to delete non-empty folder: %s", entry.FullPath)
}
if !isDeletingBucket {
for {
entries, err := f.ListDirectoryEntries(ctx, entry.FullPath, lastFileName, includeLastFile, PaginationSize, "", "")
if err != nil {
glog.Errorf("list folder %s: %v", entry.FullPath, err)
return nil, nil, fmt.Errorf("list folder %s: %v", entry.FullPath, err)
}
if lastFileName == "" && !isRecursive && len(entries) > 0 {
// only for first iteration in the loop
glog.Errorf("deleting a folder %s has children: %+v ...", entry.FullPath, entries[0].Name())
return nil, nil, fmt.Errorf("fail to delete non-empty folder: %s", entry.FullPath)
}
for _, sub := range entries {
lastFileName = sub.Name()
var dirChunks []*filer_pb.FileChunk
var dirHardLinkIds []HardLinkId
if sub.IsDirectory() {
dirChunks, dirHardLinkIds, err = f.doBatchDeleteFolderMetaAndData(ctx, sub, isRecursive, ignoreRecursiveError, shouldDeleteChunks, false, nil)
chunks = append(chunks, dirChunks...)
hardlinkIds = append(hardlinkIds, dirHardLinkIds...)
} else {
f.NotifyUpdateEvent(ctx, sub, nil, shouldDeleteChunks, isFromOtherCluster, nil)
if len(sub.HardLinkId) != 0 {
// hard link chunk data are deleted separately
hardlinkIds = append(hardlinkIds, sub.HardLinkId)
for _, sub := range entries {
lastFileName = sub.Name()
var dirChunks []*filer_pb.FileChunk
var dirHardLinkIds []HardLinkId
if sub.IsDirectory() {
subIsDeletingBucket := f.isBucket(sub)
dirChunks, dirHardLinkIds, err = f.doBatchDeleteFolderMetaAndData(ctx, sub, isRecursive, ignoreRecursiveError, shouldDeleteChunks, subIsDeletingBucket, false, nil)
chunks = append(chunks, dirChunks...)
hardlinkIds = append(hardlinkIds, dirHardLinkIds...)
} else {
chunks = append(chunks, sub.Chunks...)
f.NotifyUpdateEvent(ctx, sub, nil, shouldDeleteChunks, isFromOtherCluster, nil)
if len(sub.HardLinkId) != 0 {
// hard link chunk data are deleted separately
hardlinkIds = append(hardlinkIds, sub.HardLinkId)
} else {
chunks = append(chunks, sub.Chunks...)
}
}
if err != nil && !ignoreRecursiveError {
return nil, nil, err
}
}
if err != nil && !ignoreRecursiveError {
return nil, nil, err
}
}
if len(entries) < PaginationSize {
break
if len(entries) < PaginationSize {
break
}
}
}