TrueCloudLab/frostfs-s3-gw
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[#233] Clean tag node in the tree service instead of removal
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Browse source 
With new retry policy of tree service pool, gateway should avoid
deletion of system nodes from tree. Absence of node in the tree
will trigger retry. Other storage in the network may return already
deleted node while tree is not completely synced, and client will
get unexpected result.

Signed-off-by: Alex Vanin <a.vanin@yadro.com>
This commit is contained in:
Alexey Vanin 2023-10-18 09:52:37 +03:00
parent 5f9555afad
commit e87c3715c5
2 changed files with 4 additions and 28 deletions
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10
api/layer/tree_mock.go
View file

@ -49,14 +49,8 @@ func (t *TreeServiceMock) PutObjectTagging(_ context.Context, bktInfo *data.Buck
return nil
}
func (t *TreeServiceMock) DeleteObjectTagging(_ context.Context, bktInfo *data.BucketInfo, objVersion *data.NodeVersion) error {
cnrTagsMap, ok := t.tags[bktInfo.CID.EncodeToString()]
if !ok {
return nil
}
delete(cnrTagsMap, objVersion.ID)
return nil
func (t *TreeServiceMock) DeleteObjectTagging(ctx context.Context, bktInfo *data.BucketInfo, objVersion *data.NodeVersion) error {
return t.PutObjectTagging(ctx, bktInfo, objVersion, nil)
}
func (t *TreeServiceMock) GetBucketTagging(context.Context, *data.BucketInfo) (map[string]string, error) {

22
pkg/service/tree/tree.go
View file

@ -471,16 +471,7 @@ func (c *Tree) PutObjectTagging(ctx context.Context, bktInfo *data.BucketInfo, o
}
func (c *Tree) DeleteObjectTagging(ctx context.Context, bktInfo *data.BucketInfo, objVersion *data.NodeVersion) error {
tagNode, err := c.getTreeNode(ctx, bktInfo, objVersion.ID, isTagKV)
if err != nil {
return err
}
if tagNode == nil {
return nil
}
return c.service.RemoveNode(ctx, bktInfo, versionTree, tagNode.ID)
return c.PutObjectTagging(ctx, bktInfo, objVersion, nil)
}
func (c *Tree) GetBucketTagging(ctx context.Context, bktInfo *data.BucketInfo) (map[string]string, error) {
@ -524,16 +515,7 @@ func (c *Tree) PutBucketTagging(ctx context.Context, bktInfo *data.BucketInfo, t
}
func (c *Tree) DeleteBucketTagging(ctx context.Context, bktInfo *data.BucketInfo) error {
node, err := c.getSystemNode(ctx, bktInfo, []string{bucketTaggingFilename}, nil)
if err != nil && !errors.Is(err, layer.ErrNodeNotFound) {
return err
}
if node != nil {
return c.service.RemoveNode(ctx, bktInfo, systemTree, node.ID)
}
return nil
return c.PutBucketTagging(ctx, bktInfo, nil)
}
func (c *Tree) getTreeNode(ctx context.Context, bktInfo *data.BucketInfo, nodeID uint64, key string) (*treeNode, error) {