diff options
Diffstat (limited to 'weed/filer2/leveldb/leveldb_store.go')
| -rw-r--r-- | weed/filer2/leveldb/leveldb_store.go | 35 |
1 files changed, 32 insertions, 3 deletions
diff --git a/weed/filer2/leveldb/leveldb_store.go b/weed/filer2/leveldb/leveldb_store.go index d00eba859..4952b3b3a 100644 --- a/weed/filer2/leveldb/leveldb_store.go +++ b/weed/filer2/leveldb/leveldb_store.go @@ -5,12 +5,13 @@ import ( "context" "fmt" - "github.com/chrislusf/seaweedfs/weed/filer2" - "github.com/chrislusf/seaweedfs/weed/glog" - weed_util "github.com/chrislusf/seaweedfs/weed/util" "github.com/syndtr/goleveldb/leveldb" "github.com/syndtr/goleveldb/leveldb/opt" leveldb_util "github.com/syndtr/goleveldb/leveldb/util" + + "github.com/chrislusf/seaweedfs/weed/filer2" + "github.com/chrislusf/seaweedfs/weed/glog" + weed_util "github.com/chrislusf/seaweedfs/weed/util" ) const ( @@ -123,6 +124,34 @@ func (store *LevelDBStore) DeleteEntry(ctx context.Context, fullpath filer2.Full return nil } +func (store *LevelDBStore) DeleteFolderChildren(ctx context.Context, fullpath filer2.FullPath) (err error) { + + batch := new(leveldb.Batch) + + directoryPrefix := genDirectoryKeyPrefix(fullpath, "") + iter := store.db.NewIterator(&leveldb_util.Range{Start: directoryPrefix}, nil) + for iter.Next() { + key := iter.Key() + if !bytes.HasPrefix(key, directoryPrefix) { + break + } + fileName := getNameFromKey(key) + if fileName == "" { + continue + } + batch.Delete([]byte(genKey(string(fullpath), fileName))) + } + iter.Release() + + err = store.db.Write(batch, nil) + + if err != nil { + return fmt.Errorf("delete %s : %v", fullpath, err) + } + + return nil +} + func (store *LevelDBStore) ListDirectoryEntries(ctx context.Context, fullpath filer2.FullPath, startFileName string, inclusive bool, limit int) (entries []*filer2.Entry, err error) { |