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 Go to latest Published: May 2, 2024 License: GPL-3.0 Imports: 37 Imported by: 0

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Index

Constants

This section is empty.

Variables

View Source 
var (
	ErrUnknownObjectType        = errors.New("unknown object type")
	ErrIncorrectSplitInfoUpdate = errors.New("updating split info on object without it")
	ErrIncorrectRootObject      = errors.New("invalid root object")
)
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var ErrDegradedMode = logicerr.New("metabase is in a degraded mode")

ErrDegradedMode is returned when metabase is in a degraded mode.

View Source 
var ErrEndOfListing = logicerr.New("end of object listing")

ErrEndOfListing is returned from object listing with cursor when storage can't return any more objects after provided cursor. Use nil cursor object to start listing again.

View Source 
var ErrInterruptIterator = logicerr.New("iterator is interrupted")

ErrInterruptIterator is returned by iteration handlers as a "break" keyword.

View Source 
var ErrLackSplitInfo = logicerr.New("no split info on parent object")
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var ErrLockObjectRemoval = logicerr.New("lock object removal")

ErrLockObjectRemoval is returned when inhume operation is being performed on lock object, and it is not a forced object removal.

View Source 
var ErrObjectIsExpired = logicerr.New("object is expired")

ErrObjectIsExpired is returned when the requested object's epoch is less than the current one. Such objects are considered as removed and should not be returned from the Storage Engine.

View Source 
var ErrOutdatedVersion = logicerr.New("invalid version, resynchronization is required")

ErrOutdatedVersion is returned on initializing an existing metabase that is not compatible with the current code version.

View Source 
var ErrReadOnlyMode = logicerr.New("metabase is in a read-only mode")

ErrReadOnlyMode is returned when metabase is in a read-only mode.

Functions

func IsUserObject added in v0.38.0 

func IsUserObject(obj *objectSDK.Object) bool

Types

type ContainerCounters added in v0.38.0 

type ContainerCounters struct {
	Counts map[cid.ID]ObjectCounters
}

type Cursor 

type Cursor struct {
	// contains filtered or unexported fields
}

Cursor is a type for continuous object listing.

type DB 

type DB struct {
	// contains filtered or unexported fields
}

DB represents local metabase of storage node.

func New 

func New(opts ...Option) *DB

New creates and returns new Metabase instance.

func (*DB) Close 

func (db *DB) Close() error

Close closes boltDB instance and reports metabase metric.

func (*DB) ContainerCount added in v0.38.0 

func (db *DB) ContainerCount(ctx context.Context, id cid.ID) (ObjectCounters, error)

func (*DB) ContainerCounters added in v0.38.0 

func (db *DB) ContainerCounters(ctx context.Context) (ContainerCounters, error)

ContainerCounters returns object counters for each container that metabase has tracked since it was opened and initialized.

Returns only the errors that do not allow reading counter in Bolt database.

It is guaranteed that the ContainerCounters fields are not nil.

func (*DB) ContainerSize 

func (db *DB) ContainerSize(id cid.ID) (size uint64, err error)

func (*DB) Containers 

func (db *DB) Containers(ctx context.Context) (list []cid.ID, err error)

func (*DB) Delete 

func (db *DB) Delete(ctx context.Context, prm DeletePrm) (DeleteRes, error)

Delete removed object records from metabase indexes.

func (*DB) DeleteContainerCount added in v0.38.0 

func (db *DB) DeleteContainerCount(ctx context.Context, id cid.ID) error

func (*DB) DeleteContainerSize added in v0.38.0 

func (db *DB) DeleteContainerSize(ctx context.Context, id cid.ID) error

func (*DB) DropGraves 

func (db *DB) DropGraves(ctx context.Context, tss []TombstonedObject) error

DropGraves deletes tombstoned objects from the graveyard bucket.

Returns any error appeared during deletion process.

func (*DB) DumpInfo 

func (db *DB) DumpInfo() Info

DumpInfo returns information about the DB.

func (*DB) Exists 

func (db *DB) Exists(ctx context.Context, prm ExistsPrm) (res ExistsRes, err error)

Exists returns ErrAlreadyRemoved if addr was marked as removed. Otherwise it returns true if addr is in primary index or false if it is not.

Returns an error of type apistatus.ObjectAlreadyRemoved if object has been placed in graveyard. Returns the object.ErrObjectIsExpired if the object is presented but already expired.

func (*DB) FilterExpired 

func (db *DB) FilterExpired(ctx context.Context, epoch uint64, addresses []oid.Address) ([]oid.Address, error)

FilterExpired return expired items from addresses. Address considered expired if metabase does contain information about expiration and expiration epoch is less than epoch.

func (*DB) FreeLockedBy 

func (db *DB) FreeLockedBy(lockers []oid.Address) ([]oid.Address, error)

FreeLockedBy unlocks all objects in DB which are locked by lockers. Returns slice of unlocked object ID's or an error.

func (*DB) Get 

func (db *DB) Get(ctx context.Context, prm GetPrm) (res GetRes, err error)

Get returns object header for specified address.

Returns an error of type apistatus.ObjectNotFound if object is missing in DB. Returns an error of type apistatus.ObjectAlreadyRemoved if object has been placed in graveyard. Returns the object.ErrObjectIsExpired if the object is presented but already expired.

func (*DB) GetChildren 

func (db *DB) GetChildren(ctx context.Context, addresses []oid.Address) (map[oid.Address][]oid.Address, error)

GetChildren returns parent -> children map. If an object has no children, then map will contain addr -> empty slice value.

func (*DB) GetShardID added in v0.38.2 

func (db *DB) GetShardID(mode metamode.Mode) ([]byte, error)

GetShardID sets metabase operation mode and reads shard id from db. If id is missing, returns nil, nil.

GetShardID does not report any metrics.

func (*DB) Inhume 

func (db *DB) Inhume(ctx context.Context, prm InhumePrm) (InhumeRes, error)

Inhume marks objects as removed but not removes it from metabase.

Allows inhuming non-locked objects only. Returns apistatus.ObjectLocked if at least one object is locked. Returns ErrLockObjectRemoval if inhuming is being performed on lock (not locked) object.

NOTE: Marks any object with GC mark (despite any prohibitions on operations with that object) if WithForceGCMark option has been provided.

func (*DB) Init 

func (db *DB) Init() error

Init initializes metabase. It creates static (CID-independent) buckets in underlying BoltDB instance.

Returns ErrOutdatedVersion if a database at the provided path is outdated.

Does nothing if metabase has already been initialized and filled. To roll back the database to its initial state, use Reset.

func (*DB) IsLocked 

func (db *DB) IsLocked(ctx context.Context, prm IsLockedPrm) (res IsLockedRes, err error)

IsLocked checks is the provided object is locked by any `LOCK`. Not found object is considered as non-locked.

Returns only non-logical errors related to underlying database.

func (*DB) IterateCoveredByTombstones 

func (db *DB) IterateCoveredByTombstones(ctx context.Context, tss map[string]oid.Address, h func(oid.Address) error) error

IterateCoveredByTombstones iterates over all objects in DB which are covered by tombstone with string address from tss. Locked objects are not included (do not confuse with objects of type LOCK).

If h returns ErrInterruptIterator, nil returns immediately. Returns other errors of h directly.

Does not modify tss.

func (*DB) IterateExpired 

func (db *DB) IterateExpired(ctx context.Context, epoch uint64, h ExpiredObjectHandler) error

IterateExpired iterates over all objects in DB which are out of date relative to epoch. Locked objects are not included (do not confuse with objects of type LOCK).

If h returns ErrInterruptIterator, nil returns immediately. Returns other errors of h directly.

func (*DB) IterateOverGarbage 

func (db *DB) IterateOverGarbage(ctx context.Context, p GarbageIterationPrm) error

IterateOverGarbage iterates over all objects marked with GC mark.

If h returns ErrInterruptIterator, nil returns immediately. Returns other errors of h directly.

func (*DB) IterateOverGraveyard 

func (db *DB) IterateOverGraveyard(ctx context.Context, p GraveyardIterationPrm) error

IterateOverGraveyard iterates over all graves in DB.

If h returns ErrInterruptIterator, nil returns immediately. Returns other errors of h directly.

func (*DB) ListWithCursor 

func (db *DB) ListWithCursor(ctx context.Context, prm ListPrm) (res ListRes, err error)

ListWithCursor lists physical objects available in metabase starting from cursor. Includes objects of all types. Does not include inhumed objects. Use cursor value from response for consecutive requests.

Returns ErrEndOfListing if there are no more objects to return or count parameter set to zero.

func (*DB) Lock 

func (db *DB) Lock(ctx context.Context, cnr cid.ID, locker oid.ID, locked []oid.ID) error

Lock marks objects as locked with another object. All objects are from the specified container.

Allows locking regular objects only (otherwise returns apistatus.LockNonRegularObject).

Locked list should be unique. Panics if it is empty.

func (*DB) ObjectCounters 

func (db *DB) ObjectCounters() (cc ObjectCounters, err error)

ObjectCounters returns object counters that metabase has tracked since it was opened and initialized.

Returns only the errors that do not allow reading counter in Bolt database.

func (*DB) Open 

func (db *DB) Open(_ context.Context, mode mode.Mode) error

Open boltDB instance for metabase.

func (*DB) Put 

func (db *DB) Put(ctx context.Context, prm PutPrm) (res PutRes, err error)

Put saves object header in metabase. Object payload expected to be cut.

Returns an error of type apistatus.ObjectAlreadyRemoved if object has been placed in graveyard. Returns the object.ErrObjectIsExpired if the object is presented but already expired.

func (*DB) Reload 

func (db *DB) Reload(opts ...Option) (bool, error)

Reload reloads part of the configuration. It returns true iff database was reopened. If a config option is invalid, it logs an error and returns nil. If there was a problem with applying new configuration, an error is returned.

If a metabase was couldn't be reopened because of an error, ErrDegradedMode is returned.

func (*DB) Reset 

func (db *DB) Reset() error

Reset resets metabase. Works similar to Init but cleans up all static buckets and removes all dynamic (CID-dependent) ones in non-blank BoltDB instances.

func (*DB) Select 

func (db *DB) Select(ctx context.Context, prm SelectPrm) (res SelectRes, err error)

Select returns list of addresses of objects that match search filters.

func (*DB) SetLogger 

func (db *DB) SetLogger(l *logger.Logger)

SetLogger sets logger. It is used after the shard ID was generated to use it in logs.

func (*DB) SetMode 

func (db *DB) SetMode(m mode.Mode) error

SetMode sets the metabase mode of operation. If the mode assumes no operation metabase, the database is closed.

func (*DB) SetParentID added in v0.37.0 

func (db *DB) SetParentID(parentID string)

SetParentID sets parent ID to nested components. It is used after the shard ID was generated to use it in logs.

func (*DB) SetShardID added in v0.38.2 

func (db *DB) SetShardID(id []byte, mode metamode.Mode) error

SetShardID sets metabase operation mode and writes shard id to db.

func (*DB) StorageID 

func (db *DB) StorageID(ctx context.Context, prm StorageIDPrm) (res StorageIDRes, err error)

StorageID returns storage descriptor for objects from the blobstor. It is put together with the object can makes get/delete operation faster.

func (*DB) SyncCounters 

func (db *DB) SyncCounters() error

SyncCounters forces to synchronize the object counters.

func (*DB) UpdateStorageID 

func (db *DB) UpdateStorageID(ctx context.Context, prm UpdateStorageIDPrm) (res UpdateStorageIDRes, err error)

UpdateStorageID updates storage descriptor for objects from the blobstor.

func (*DB) ZeroCountContainers added in v0.38.0 

func (db *DB) ZeroCountContainers(ctx context.Context) ([]cid.ID, error)

ZeroCountContainers returns containers with objects count = 0 in metabase.

func (*DB) ZeroSizeContainers added in v0.38.0 

func (db *DB) ZeroSizeContainers(ctx context.Context) ([]cid.ID, error)

ZeroSizeContainers returns containers with size = 0.

type DeletePrm 

type DeletePrm struct {
	// contains filtered or unexported fields
}

DeletePrm groups the parameters of Delete operation.

func (*DeletePrm) SetAddresses 

func (p *DeletePrm) SetAddresses(addrs ...oid.Address)

SetAddresses is a Delete option to set the addresses of the objects to delete.

Option is required.

type DeleteRes 

type DeleteRes struct {
	// contains filtered or unexported fields
}

DeleteRes groups the resulting values of Delete operation.

func (DeleteRes) LogicCount added in v0.38.0 

func (d DeleteRes) LogicCount() uint64

LogicCount returns the number of removed logic objects.

func (DeleteRes) LogicSize added in v0.38.0 

func (d DeleteRes) LogicSize() uint64

LogicSize returns the size of removed logical objects.

func (DeleteRes) PhyCount added in v0.38.0 

func (d DeleteRes) PhyCount() uint64

PhyCount returns the number of removed physical objects.

func (DeleteRes) PhySize added in v0.38.0 

func (d DeleteRes) PhySize() uint64

PhySize returns the size of removed physical objects.

func (DeleteRes) RemovedByCnrID added in v0.38.0 

func (d DeleteRes) RemovedByCnrID() map[cid.ID]ObjectCounters

RemovedByCnrID returns the number of removed objects by container ID.

func (DeleteRes) UserCount added in v0.38.0 

func (d DeleteRes) UserCount() uint64

type DeletionInfo 

type DeletionInfo struct {
	Size   uint64
	CID    cid.ID
	IsUser bool
}

DeletionInfo contains details on deleted object.

type EpochState 

type EpochState interface {
	// CurrentEpoch must return current epoch height.
	CurrentEpoch() uint64
}

EpochState is an interface that provides access to the current epoch number.

type ExistsPrm 

type ExistsPrm struct {
	// contains filtered or unexported fields
}

ExistsPrm groups the parameters of Exists operation.

func (*ExistsPrm) SetAddress 

func (p *ExistsPrm) SetAddress(addr oid.Address)

SetAddress is an Exists option to set object checked for existence.

type ExistsRes 

type ExistsRes struct {
	// contains filtered or unexported fields
}

ExistsRes groups the resulting values of Exists operation.

func (ExistsRes) Exists 

func (p ExistsRes) Exists() bool

Exists returns the fact that the object is in the metabase.

type ExpiredObject 

type ExpiredObject struct {
	// contains filtered or unexported fields
}

ExpiredObject is a descriptor of expired object from DB.

func (*ExpiredObject) Address 

func (e *ExpiredObject) Address() oid.Address

Address returns address of the expired object.

func (*ExpiredObject) Type 

func (e *ExpiredObject) Type() objectSDK.Type

Type returns type of the expired object.

type ExpiredObjectHandler 

type ExpiredObjectHandler func(*ExpiredObject) error

ExpiredObjectHandler is an ExpiredObject handling function.

type GarbageHandler 

type GarbageHandler func(GarbageObject) error

GarbageHandler is a GarbageObject handling function.

type GarbageIterationPrm 

type GarbageIterationPrm struct {
	// contains filtered or unexported fields
}

GarbageIterationPrm groups parameters of the garbage iteration process.

func (*GarbageIterationPrm) SetHandler 

func (g *GarbageIterationPrm) SetHandler(h GarbageHandler)

SetHandler sets a handler that will be called on every GarbageObject.

func (*GarbageIterationPrm) SetOffset 

func (g *GarbageIterationPrm) SetOffset(offset oid.Address)

SetOffset sets an offset of the iteration operation. The handler will be applied to the next after the specified offset if any are left.

Note: if offset is not found in db, iteration starts from the element that WOULD BE the following after the offset if offset was presented. That means that it is safe to delete offset element and pass if to the iteration once again: iteration would start from the next element.

Nil offset means start an integration from the beginning.

type GarbageObject 

type GarbageObject struct {
	// contains filtered or unexported fields
}

GarbageObject represents descriptor of the object that has been marked with GC.

func (GarbageObject) Address 

func (g GarbageObject) Address() oid.Address

Address returns garbage object address.

type GetPrm 

type GetPrm struct {
	// contains filtered or unexported fields
}

GetPrm groups the parameters of Get operation.

func (*GetPrm) SetAddress 

func (p *GetPrm) SetAddress(addr oid.Address)

SetAddress is a Get option to set the address of the requested object.

Option is required.

func (*GetPrm) SetRaw 

func (p *GetPrm) SetRaw(raw bool)

SetRaw is a Get option to set raw flag value. If flag is unset, then Get returns header of virtual object, otherwise it returns SplitInfo of virtual object.

type GetRes 

type GetRes struct {
	// contains filtered or unexported fields
}

GetRes groups the resulting values of Get operation.

func (GetRes) Header 

func (r GetRes) Header() *objectSDK.Object

Header returns the requested object header.

type GraveyardIterationPrm 

type GraveyardIterationPrm struct {
	// contains filtered or unexported fields
}

GraveyardIterationPrm groups parameters of the graveyard iteration process.

func (*GraveyardIterationPrm) SetHandler 

func (g *GraveyardIterationPrm) SetHandler(h TombstonedHandler)

SetHandler sets a handler that will be called on every TombstonedObject.

func (*GraveyardIterationPrm) SetOffset 

func (g *GraveyardIterationPrm) SetOffset(offset oid.Address)

SetOffset sets an offset of the iteration operation. The handler will be applied to the next after the specified offset if any are left.

Note: if offset is not found in db, iteration starts from the element that WOULD BE the following after the offset if offset was presented. That means that it is safe to delete offset element and pass if to the iteration once again: iteration would start from the next element.

Nil offset means start an integration from the beginning.

type Info 

type Info struct {
	// Full path to the metabase.
	Path string

	// Permission of database file.
	Permission fs.FileMode
}

Info groups the information about DB.

type InhumePrm 

type InhumePrm struct {
	// contains filtered or unexported fields
}

InhumePrm encapsulates parameters for Inhume operation.

func (*InhumePrm) SetAddresses 

func (p *InhumePrm) SetAddresses(addrs ...oid.Address)

SetAddresses sets a list of object addresses that should be inhumed.

func (*InhumePrm) SetForceGCMark 

func (p *InhumePrm) SetForceGCMark()

SetForceGCMark allows removal any object. Expected to be called only in control service.

func (*InhumePrm) SetGCMark 

func (p *InhumePrm) SetGCMark()

SetGCMark marks the object to be physically removed.

Should not be called along with SetTombstoneAddress.

func (*InhumePrm) SetLockObjectHandling 

func (p *InhumePrm) SetLockObjectHandling()

SetLockObjectHandling checks if there were any LOCK object among the targets set via WithAddresses.

func (*InhumePrm) SetTombstoneAddress 

func (p *InhumePrm) SetTombstoneAddress(addr oid.Address)

SetTombstoneAddress sets tombstone address as the reason for inhume operation.

addr should not be nil. Should not be called along with SetGCMark.

type InhumeRes 

type InhumeRes struct {
	// contains filtered or unexported fields
}

InhumeRes encapsulates results of Inhume operation.

func (InhumeRes) DeletedLockObjects 

func (i InhumeRes) DeletedLockObjects() []oid.Address

DeletedLockObjects returns deleted object of LOCK type. Returns always nil if WithoutLockObjectHandling was provided to the InhumePrm.

func (InhumeRes) GetDeletionInfoByIndex 

func (i InhumeRes) GetDeletionInfoByIndex(target int) DeletionInfo

GetDeletionInfoByIndex returns both deleted object sizes and associated container ID by index.

func (InhumeRes) GetDeletionInfoLength 

func (i InhumeRes) GetDeletionInfoLength() int

GetDeletionInfoLength returns amount of stored elements in deleted sizes array.

func (InhumeRes) InhumedByCnrID added in v0.38.0 

func (i InhumeRes) InhumedByCnrID() map[cid.ID]ObjectCounters

InhumedByCnrID return number of object that have been inhumed by container ID.

func (InhumeRes) LogicInhumed added in v0.38.0 

func (i InhumeRes) LogicInhumed() uint64

LogicInhumed return number of logic object that have been inhumed.

func (InhumeRes) UserInhumed added in v0.38.0 

func (i InhumeRes) UserInhumed() uint64

type IsLockedPrm 

type IsLockedPrm struct {
	// contains filtered or unexported fields
}

IsLockedPrm groups the parameters of IsLocked operation.

func (*IsLockedPrm) SetAddress 

func (i *IsLockedPrm) SetAddress(addr oid.Address)

SetAddress sets object address that will be checked for lock relations.

type IsLockedRes 

type IsLockedRes struct {
	// contains filtered or unexported fields
}

IsLockedRes groups the resulting values of IsLocked operation.

func (IsLockedRes) Locked 

func (i IsLockedRes) Locked() bool

Locked describes the requested object status according to the metabase current state.

type ListPrm 

type ListPrm struct {
	// contains filtered or unexported fields
}

ListPrm contains parameters for ListWithCursor operation.

func (*ListPrm) SetCount 

func (l *ListPrm) SetCount(count uint32)

SetCount sets maximum amount of addresses that ListWithCursor should return.

func (*ListPrm) SetCursor 

func (l *ListPrm) SetCursor(cursor *Cursor)

SetCursor sets cursor for ListWithCursor operation. For initial request ignore this param or use nil value. For consecutive requests, use value from ListRes.

type ListRes 

type ListRes struct {
	// contains filtered or unexported fields
}

ListRes contains values returned from ListWithCursor operation.

func (ListRes) AddressList 

func (l ListRes) AddressList() []objectcore.AddressWithType

AddressList returns addresses selected by ListWithCursor operation.

func (ListRes) Cursor 

func (l ListRes) Cursor() *Cursor

Cursor returns cursor for consecutive listing requests.

type Metrics added in v0.37.0 

type Metrics interface {
	SetParentID(parentID string)

	SetMode(m mode.Mode)
	Close()

	AddMethodDuration(method string, d time.Duration, success bool)
}

type ObjectCounters 

type ObjectCounters struct {
	Logic uint64
	Phy   uint64
	User  uint64
}

ObjectCounters groups object counter according to metabase state.

func (ObjectCounters) IsZero added in v0.38.0 

func (o ObjectCounters) IsZero() bool

type Option 

type Option func(*cfg)

Option is an option of DB constructor.

func WithBoltDBOptions 

func WithBoltDBOptions(opts *bbolt.Options) Option

WithBoltDBOptions returns option to specify BoltDB options.

func WithEpochState 

func WithEpochState(s EpochState) Option

WithEpochState return option to specify a source of current epoch height.

func WithLogger 

func WithLogger(l *logger.Logger) Option

WithLogger returns option to set logger of DB.

func WithMaxBatchDelay 

func WithMaxBatchDelay(d time.Duration) Option

WithMaxBatchDelay returns option to specify maximum time to wait before the batch of concurrent transactions is processed. This option is missing from `bbolt.Options` but is set right after DB is open.

func WithMaxBatchSize 

func WithMaxBatchSize(s int) Option

WithMaxBatchSize returns option to specify maximum concurrent operations to be processed in a single transactions. This option is missing from `bbolt.Options` but is set right after DB is open.

func WithMetrics added in v0.37.0 

func WithMetrics(m Metrics) Option

WithMetrics returns option to specify metrics collector.

func WithPath 

func WithPath(path string) Option

WithPath returns option to set system path to Metabase.

func WithPermissions 

func WithPermissions(perm fs.FileMode) Option

WithPermissions returns option to specify permission bits of Metabase system path.

type PutPrm 

type PutPrm struct {
	// contains filtered or unexported fields
}

PutPrm groups the parameters of Put operation.

func (*PutPrm) SetObject 

func (p *PutPrm) SetObject(obj *objectSDK.Object)

SetObject is a Put option to set object to save.

func (*PutPrm) SetStorageID 

func (p *PutPrm) SetStorageID(id []byte)

SetStorageID is a Put option to set storage ID to save.

type PutRes 

type PutRes struct {
	Inserted bool
}

PutRes groups the resulting values of Put operation.

type SelectPrm 

type SelectPrm struct {
	// contains filtered or unexported fields
}

SelectPrm groups the parameters of Select operation.

func (*SelectPrm) SetContainerID 

func (p *SelectPrm) SetContainerID(cnr cid.ID)

SetContainerID is a Select option to set the container id to search in.

func (*SelectPrm) SetFilters 

func (p *SelectPrm) SetFilters(fs objectSDK.SearchFilters)

SetFilters is a Select option to set the object filters.

type SelectRes 

type SelectRes struct {
	// contains filtered or unexported fields
}

SelectRes groups the resulting values of Select operation.

func (SelectRes) AddressList 

func (r SelectRes) AddressList() []oid.Address

AddressList returns list of addresses of the selected objects.

type StorageIDPrm 

type StorageIDPrm struct {
	// contains filtered or unexported fields
}

StorageIDPrm groups the parameters of StorageID operation.

func (*StorageIDPrm) SetAddress 

func (p *StorageIDPrm) SetAddress(addr oid.Address)

SetAddress is a StorageID option to set the object address to check.

type StorageIDRes 

type StorageIDRes struct {
	// contains filtered or unexported fields
}

StorageIDRes groups the resulting values of StorageID operation.

func (StorageIDRes) StorageID 

func (r StorageIDRes) StorageID() []byte

StorageID returns storage ID.

type TombstonedHandler 

type TombstonedHandler func(object TombstonedObject) error

TombstonedHandler is a TombstonedObject handling function.

type TombstonedObject 

type TombstonedObject struct {
	// contains filtered or unexported fields
}

TombstonedObject represents descriptor of the object that has been covered with tombstone.

func (TombstonedObject) Address 

func (g TombstonedObject) Address() oid.Address

Address returns tombstoned object address.

func (TombstonedObject) Tombstone 

func (g TombstonedObject) Tombstone() oid.Address

Tombstone returns address of a tombstone that covers object.

type UpdateStorageIDPrm 

type UpdateStorageIDPrm struct {
	// contains filtered or unexported fields
}

UpdateStorageIDPrm groups the parameters of UpdateStorageID operation.

func (*UpdateStorageIDPrm) SetAddress 

func (p *UpdateStorageIDPrm) SetAddress(addr oid.Address)

SetAddress is an UpdateStorageID option to set the object address to check.

func (*UpdateStorageIDPrm) SetStorageID 

func (p *UpdateStorageIDPrm) SetStorageID(id []byte)

SetStorageID is an UpdateStorageID option to set the storage ID.

type UpdateStorageIDRes 

type UpdateStorageIDRes struct{}

UpdateStorageIDRes groups the resulting values of UpdateStorageID operation.

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