levlog

package module

v0.0.0-...-472bff5 Latest Latest Go to latest Published: Dec 18, 2019 License: MIT Imports: 4 Imported by: 0

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const PageSize int64 = 20

var Index int64 = -1

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var (
	//PRE_INDEX   = "IDX-"
	NOW_INDEX_B = []byte("NOW_INDEX")
	FIR_INDEX_B = []byte("FIR_INDEX")
)

func BytesToInt64(buf []byte) int64

func Int64ToBytes(i int64) []byte

type Levlog struct {
	Dbdir      string
	DB         *leveldb.DB
	DbLock     *sync.RWMutex
	FirstIndex int64
	NowIndex   int64
}

func GenLevlog(dbdir string) (*Levlog, error)

func (levlog *Levlog) Close()

func (levlog *Levlog) DelFirstPage() error

func (levlog *Levlog) GetFirstPageNum() int64

func (levlog *Levlog) GetLastPageNum() int64

func (levlog *Levlog) GetLog(idx int64) (string, error)

func (levlog *Levlog) GetLogs(start int64, end int64) ([]string, error)

func (levlog *Levlog) GetLogsInPage(page int64) ([]string, error)

func (levlog *Levlog) Log(logstr string) error