frostfs-node/pkg/local_object_storage/blobstor/put.go

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package blobstor
import (
"fmt"
"github.com/nspcc-dev/neofs-node/pkg/core/object"
"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobstor/common"
storagelog "github.com/nspcc-dev/neofs-node/pkg/local_object_storage/internal/log"
objectSDK "github.com/nspcc-dev/neofs-sdk-go/object"
)
// Put saves the object in BLOB storage.
//
// If object is "big", BlobStor saves the object in shallow dir.
// Otherwise, BlobStor saves the object in blobonicza. In this
// case the identifier of blobovnicza is returned.
//
// Returns any error encountered that
// did not allow to completely save the object.
func (b *BlobStor) Put(prm common.PutPrm) (common.PutRes, error) {
if prm.Object != nil {
prm.Address = object.AddressOf(prm.Object)
}
if prm.RawData == nil {
// marshal object
data, err := prm.Object.Marshal()
if err != nil {
return common.PutRes{}, fmt.Errorf("could not marshal the object: %w", err)
}
prm.RawData = data
}
big := b.isBig(prm.RawData)
if big {
_, err := b.fsTree.Put(prm)
if err != nil {
return common.PutRes{}, err
}
storagelog.Write(b.log, storagelog.AddressField(prm.Address), storagelog.OpField("fstree PUT"))
return common.PutRes{}, nil
}
// save object in blobovnicza
return b.blobovniczas.Put(prm)
}
// NeedsCompression returns true if the object should be compressed.
// For an object to be compressed 2 conditions must hold:
// 1. Compression is enabled in settings.
// 2. Object MIME Content-Type is allowed for compression.
func (b *BlobStor) NeedsCompression(obj *objectSDK.Object) bool {
return b.cfg.CConfig.NeedsCompression(obj)
}
// checks if object is "big".
func (b *BlobStor) isBig(data []byte) bool {
return uint64(len(data)) > b.smallSizeLimit
}