package writecache import ( "errors" "github.com/nspcc-dev/neofs-node/pkg/core/object" storagelog "github.com/nspcc-dev/neofs-node/pkg/local_object_storage/internal/log" objectSDK "github.com/nspcc-dev/neofs-sdk-go/object" ) // ErrBigObject is returned when object is too big to be placed in cache. var ErrBigObject = errors.New("too big object") // Put puts object to write-cache. func (c *cache) Put(o *objectSDK.Object) error { c.modeMtx.RLock() defer c.modeMtx.RUnlock() if c.readOnly() { return ErrReadOnly } sz := uint64(o.ToV2().StableSize()) if sz > c.maxObjectSize { return ErrBigObject } data, err := o.Marshal() if err != nil { return err } oi := objectInfo{ addr: object.AddressOf(o).String(), obj: o, data: data, } c.mtx.Lock() if sz <= c.smallObjectSize && c.curMemSize+sz <= c.maxMemSize { c.curMemSize += sz c.mem = append(c.mem, oi) c.mtx.Unlock() storagelog.Write(c.log, storagelog.AddressField(oi.addr), storagelog.OpField("in-mem PUT")) return nil } c.mtx.Unlock() if sz <= c.smallObjectSize { c.persistSmallObjects([]objectInfo{oi}) } else { c.persistBigObject(oi) } return nil }