util

func BytesToInt64(buf []byte) int64

func CalRequestSign(request map[string]string, secret string) string

func CheckSum(data []byte) uint16

func GetCurrTime() int64

func GetCurrTimeMicors() int64

func GetCurrTimeMs() int64

func GetCurrTimeNs() int64

func GetDurationMicros(begin time.Time) int64

func GetDurationMillis(begin time.Time) int64

func GetInternalIP() (string, error)

func GetTraceId() string

func Hostname() (string, error)

func IdcName() string

func Int64ToBytes(i int64) []byte

func Md5(str string) string

func Mkdir(dir string, perm os.FileMode) (bool, error)

func OpenFile(path string, filename string, flag int, perm os.FileMode) (*os.File, error)

func PathExists(path string) (bool, error)

func Sha1(args ...string) string

func StringArrayHas(data []string, needle string) bool

func StringArrayIntersect(src []string, dst []string) []string

func StructToJson(data interface{}) string

func TransferISO2Timestamp(isoTime string) (int64, error)