66 lines
1.6 KiB
Go
66 lines
1.6 KiB
Go
package shard
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import (
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"github.com/nspcc-dev/neofs-node/pkg/core/object"
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"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobstor"
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"github.com/pkg/errors"
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)
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// PutPrm groups the parameters of Put operation.
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type PutPrm struct {
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obj *object.Object
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}
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// PutRes groups resulting values of Put operation.
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type PutRes struct{}
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// WithObject is a Put option to set object to save.
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func (p *PutPrm) WithObject(obj *object.Object) *PutPrm {
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if p != nil {
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p.obj = obj
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}
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return p
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}
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// Put saves the object in shard.
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//
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// Returns any error encountered that
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// did not allow to completely save the object.
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func (s *Shard) Put(prm *PutPrm) (*PutRes, error) {
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putPrm := new(blobstor.PutPrm) // form Put parameters
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putPrm.SetObject(prm.obj)
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// exist check are not performed there, these checks should be executed
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// ahead of `Put` by storage engine
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var (
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err error
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res *blobstor.PutRes
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)
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if s.hasWriteCache() {
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res, err = s.writeCache.Put(putPrm)
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if err != nil {
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s.log.Debug("can't put message to writeCache, trying to blobStor")
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res = nil // just in case
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}
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}
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// res == nil if there is no writeCache or writeCache.Put has been failed
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if res == nil {
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if res, err = s.blobStor.Put(putPrm); err != nil {
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return nil, errors.Wrap(err, "could not put object to BLOB storage")
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}
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}
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// put to metabase
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if err := s.metaBase.Put(prm.obj, res.BlobovniczaID()); err != nil {
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// may we need to handle this case in a special way
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// since the object has been successfully written to BlobStor
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return nil, errors.Wrap(err, "could not put object to metabase")
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}
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return nil, nil
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}
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