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[#1059] services/tree: Fast sorted listing

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Signed-off-by: Evgenii Stratonikov <e.stratonikov@yadro.com>
This commit is contained in:
Evgenii Stratonikov 2024-03-28 15:53:26 +03:00 • committed by Evgenii Stratonikov
parent f23e38c285
commit e12fcc041d
10 changed files with 638 additions and 29 deletions
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33
pkg/local_object_storage/engine/tree.go
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@ -209,6 +209,39 @@ func (e *StorageEngine) TreeGetChildren(ctx context.Context, cid cidSDK.ID, tree
return nil, err
}
// TreeSortedByFilename implements the pilorama.Forest interface.
func (e *StorageEngine) TreeSortedByFilename(ctx context.Context, cid cidSDK.ID, treeID string, nodeID pilorama.Node, last string, count int) ([]pilorama.NodeInfo, string, error) {
ctx, span := tracing.StartSpanFromContext(ctx, "StorageEngine.TreeSortedByFilename",
trace.WithAttributes(
attribute.String("container_id", cid.EncodeToString()),
attribute.String("tree_id", treeID),
attribute.String("node_id", strconv.FormatUint(nodeID, 10)),
),
)
defer span.End()
var err error
var nodes []pilorama.NodeInfo
var cursor string
for _, sh := range e.sortShards(cid) {
nodes, cursor, err = sh.TreeSortedByFilename(ctx, cid, treeID, nodeID, last, count)
if err != nil {
if err == shard.ErrPiloramaDisabled {
break
}
if !errors.Is(err, pilorama.ErrTreeNotFound) {
e.reportShardError(sh, "can't perform `TreeSortedByFilename`", err,
zap.Stringer("cid", cid),
zap.String("tree", treeID),
zap.String("trace_id", tracingPkg.GetTraceID(ctx)))
}
continue
}
return nodes, cursor, nil
}
return nil, last, err
}
// TreeGetOpLog implements the pilorama.Forest interface.
func (e *StorageEngine) TreeGetOpLog(ctx context.Context, cid cidSDK.ID, treeID string, height uint64) (pilorama.Move, error) {
ctx, span := tracing.StartSpanFromContext(ctx, "StorageEngine.TreeGetOpLog",