forked from TrueCloudLab/frostfs-node
[#1234] pilorama: Fix GetByPath() on duplicate directories
Signed-off-by: Evgenii Stratonikov <e.stratonikov@yadro.com>
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parent
6ace2f597e
commit
b027a7f91e
2 changed files with 46 additions and 15 deletions
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@ -906,7 +906,7 @@ func (t *boltForest) TreeGetByPath(ctx context.Context, cid cidSDK.ID, treeID st
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b := treeRoot.Bucket(dataBucket)
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i, curNode, err := t.getPathPrefix(b, attr, path[:len(path)-1])
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i, curNodes, err := t.getPathPrefixMultiTraversal(b, attr, path[:len(path)-1])
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if err != nil {
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return err
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}
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@ -918,7 +918,8 @@ func (t *boltForest) TreeGetByPath(ctx context.Context, cid cidSDK.ID, treeID st
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c := b.Cursor()
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attrKey := internalKey(nil, attr, path[len(path)-1], curNode, 0)
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for i := range curNodes {
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attrKey := internalKey(nil, attr, path[len(path)-1], curNodes[i], 0)
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attrKey = attrKey[:len(attrKey)-8]
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childKey, _ := c.Seek(attrKey)
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for len(childKey) == len(attrKey)+8 && bytes.Equal(attrKey, childKey[:len(childKey)-8]) {
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@ -934,6 +935,7 @@ func (t *boltForest) TreeGetByPath(ctx context.Context, cid cidSDK.ID, treeID st
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}
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childKey, _ = c.Next()
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}
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}
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return nil
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}))
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success = err == nil
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@ -1412,6 +1414,36 @@ func (t *boltForest) TreeListTrees(ctx context.Context, prm TreeListTreesPrm) (*
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return &res, nil
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}
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func (t *boltForest) getPathPrefixMultiTraversal(bTree *bbolt.Bucket, attr string, path []string) (int, []Node, error) {
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c := bTree.Cursor()
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var curNodes []Node
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nextNodes := []Node{RootID}
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var attrKey []byte
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for i := range path {
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curNodes, nextNodes = nextNodes, curNodes[:0]
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for j := range curNodes {
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attrKey = internalKey(attrKey, attr, path[i], curNodes[j], 0)
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attrKey = attrKey[:len(attrKey)-8]
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childKey, value := c.Seek(attrKey)
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for len(childKey) == len(attrKey)+8 && bytes.Equal(attrKey, childKey[:len(childKey)-8]) {
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if len(value) == 1 && value[0] == 1 {
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nextNodes = append(nextNodes, binary.LittleEndian.Uint64(childKey[len(childKey)-8:]))
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}
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childKey, value = c.Next()
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}
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}
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if len(nextNodes) == 0 {
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return i, curNodes, nil
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}
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}
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return len(path), nextNodes, nil
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}
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func (t *boltForest) getPathPrefix(bTree *bbolt.Bucket, attr string, path []string) (int, Node, error) {
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c := bTree.Cursor()
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@ -10,7 +10,6 @@ import (
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)
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func TestDuplicateDirectory(t *testing.T) {
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t.Skip()
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for i := range providers {
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if providers[i].name == "inmemory" {
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continue
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