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[#238] metabase: Support raw flag in Get method

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Signed-off-by: Alex Vanin <alexey@nspcc.ru>
This commit is contained in:
Alex Vanin 2020-12-08 14:23:23 +03:00
parent c267a08886
commit bf7a390304
6 changed files with 86 additions and 30 deletions
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30
pkg/local_object_storage/metabase/exists.go
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@ -4,6 +4,7 @@ import (
"errors"
"fmt"
"github.com/nspcc-dev/neofs-api-go/pkg/container"
objectSDK "github.com/nspcc-dev/neofs-api-go/pkg/object"
"github.com/nspcc-dev/neofs-node/pkg/core/object"
"go.etcd.io/bbolt"
@ -74,16 +75,9 @@ func (db *DB) exists(tx *bbolt.Tx, addr *objectSDK.Address) (exists bool, err er
// if primary bucket is empty, then check if object exists in parent bucket
if inBucket(tx, parentBucketName(addr.ContainerID()), objKey) {
rawSplitInfo := getFromBucket(tx, rootBucketName(addr.ContainerID()), objKey)
if len(rawSplitInfo) == 0 {
return false, ErrLackSplitInfo
}
splitInfo := objectSDK.NewSplitInfo()
err := splitInfo.Unmarshal(rawSplitInfo)
splitInfo, err := getSplitInfo(tx, addr.ContainerID(), objKey)
if err != nil {
return false, fmt.Errorf("can't unmarshal split info from root index: %w", err)
return false, err
}
return false, objectSDK.NewSplitInfoError(splitInfo)
@ -122,3 +116,21 @@ func inBucket(tx *bbolt.Tx, name, key []byte) bool {
return len(val) != 0
}
// getSplitInfo returns SplitInfo structure from root index. Returns error
// if there is no `key` record in root index.
func getSplitInfo(tx *bbolt.Tx, cid *container.ID, key []byte) (*objectSDK.SplitInfo, error) {
rawSplitInfo := getFromBucket(tx, rootBucketName(cid), key)
if len(rawSplitInfo) == 0 {
return nil, ErrLackSplitInfo
}
splitInfo := objectSDK.NewSplitInfo()
err := splitInfo.Unmarshal(rawSplitInfo)
if err != nil {
return nil, fmt.Errorf("can't unmarshal split info from root index: %w", err)
}
return splitInfo, nil
}