frostfs-node/pkg/local_object_storage/shard/put.go
Evgenii Stratonikov d8ba954aff [#1559] shard: Use Set prefix for parameter setting
Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>
2022-07-21 17:56:06 +03:00

71 lines
1.8 KiB
Go

package shard
import (
"fmt"
"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobstor"
meta "github.com/nspcc-dev/neofs-node/pkg/local_object_storage/metabase"
"github.com/nspcc-dev/neofs-sdk-go/object"
"go.uber.org/zap"
)
// PutPrm groups the parameters of Put operation.
type PutPrm struct {
obj *object.Object
}
// PutRes groups the resulting values of Put operation.
type PutRes struct{}
// SetObject is a Put option to set object to save.
func (p *PutPrm) SetObject(obj *object.Object) {
p.obj = obj
}
// Put saves the object in shard.
//
// Returns any error encountered that
// did not allow to completely save the object.
//
// Returns ErrReadOnlyMode error if shard is in "read-only" mode.
func (s *Shard) Put(prm PutPrm) (PutRes, error) {
if s.GetMode() != ModeReadWrite {
return PutRes{}, ErrReadOnlyMode
}
var putPrm blobstor.PutPrm // form Put parameters
putPrm.SetObject(prm.obj)
// exist check are not performed there, these checks should be executed
// ahead of `Put` by storage engine
if s.hasWriteCache() {
err := s.writeCache.Put(prm.obj)
if err == nil {
return PutRes{}, nil
}
s.log.Debug("can't put message to writeCache, trying to blobStor",
zap.String("err", err.Error()))
}
var (
err error
res blobstor.PutRes
)
if res, err = s.blobStor.Put(putPrm); err != nil {
return PutRes{}, fmt.Errorf("could not put object to BLOB storage: %w", err)
}
// put to metabase
var pPrm meta.PutPrm
pPrm.SetObject(prm.obj)
pPrm.SetBlobovniczaID(res.BlobovniczaID())
if _, err := s.metaBase.Put(pPrm); err != nil {
// may we need to handle this case in a special way
// since the object has been successfully written to BlobStor
return PutRes{}, fmt.Errorf("could not put object to metabase: %w", err)
}
return PutRes{}, nil
}