storage

Aug 27, 2021

Changes in this version

type Entry

+ TxId uint64

+ func NewEntryWithTxn(key, value, extra []byte, t, mark uint16, txId uint64) *Entry

Jul 2, 2021

Changes in this version

+ var DBFileFormatNames = map[uint16]string

+ var DBFileSuffixName = []string

type DBMeta

+ ReclaimableSpace map[uint32]int64

type Entry

+ Timestamp uint64

+ func NewEntryWithExpire(key, value []byte, deadline int64, t, mark uint16) *Entry

+ func (e *Entry) GetMark() uint16

+ func (e *Entry) GetType() uint16

Apr 17, 2021

Changes in this version

+ const DBFileFormatName

+ const FilePerm

+ const Hash

+ const List

+ const PathSeparator

+ const Set

+ const String

+ const ZSet

+ var ErrEmptyEntry = errors.New("storage/db_file: entry or the Key of entry is empty")

+ var ErrInvalidCrc = errors.New("storage/entry: invalid crc")

+ var ErrInvalidEntry = errors.New("storage/entry: invalid entry")

+ func Build(path string, method FileRWMethod, blockSize int64) (map[uint32]*DBFile, uint32, error)

+ type DBFile struct

+ File *os.File

+ Id uint32

+ Offset int64

+ func NewDBFile(path string, fileId uint32, method FileRWMethod, blockSize int64) (*DBFile, error)

+ func (df *DBFile) Close(sync bool) (err error)

+ func (df *DBFile) Read(offset int64) (e *Entry, err error)

+ func (df *DBFile) Sync() (err error)

+ func (df *DBFile) Write(e *Entry) error

+ type DBMeta struct

+ ActiveWriteOff int64

+ func LoadMeta(path string) (m *DBMeta)

+ func (m *DBMeta) Store(path string) error

+ type Entry struct

+ Mark uint16

+ Meta *Meta

+ Type uint16

+ func Decode(buf []byte) (*Entry, error)

+ func NewEntry(key, value, extra []byte, t, mark uint16) *Entry

+ func NewEntryNoExtra(key, value []byte, t, mark uint16) *Entry

+ func (e *Entry) Encode() ([]byte, error)

+ func (e *Entry) Size() uint32

+ type Expires map[string]uint32

+ func LoadExpires(path string) (expires Expires)

+ func (e *Expires) SaveExpires(path string) (err error)

+ type ExpiresValue struct

+ Deadline uint64

+ Key []byte

+ KeySize uint32

+ type FileRWMethod uint8

+ const FileIO

+ const MMap

+ type Meta struct

+ Extra []byte

+ ExtraSize uint32

+ Key []byte

+ KeySize uint32

+ Value []byte

+ ValueSize uint32