util

func CanonicalAddr ¶

func CanonicalAddr(host string, port int) (addr string)

func CanonicalHost ¶

func CanonicalHost(host string) (string, error)

canonicalHost strips port from host if present and returns the canonicalized host name.

func ConstantTimeEqString ¶ added in v0.51.1

func ConstantTimeEqString(a, b string) bool

func GenerateResponseErrorString ¶

func GenerateResponseErrorString(summary string, err error, detailed bool) string

func GetAuthKey ¶

func GetAuthKey(token string, timestamp int64) (key string)

func OkResponse ¶

func OkResponse() *http.Response

func ParseBasicAuth ¶ added in v0.45.1

func ParseBasicAuth(auth string) (username, password string, ok bool)

func ParseRangeNumbers ¶

func ParseRangeNumbers(rangeStr string) (numbers []int64, err error)

func ProxyUnauthorizedResponse ¶ added in v0.45.1

func ProxyUnauthorizedResponse() *http.Response

func RandID ¶

func RandID() (id string, err error)

RandID return a rand string used in frp.

func RandIDWithLen ¶

func RandIDWithLen(idLen int) (id string, err error)

RandIDWithLen return a rand string with idLen length.

func RandIDWithRandLen ¶ added in v0.51.1

func RandIDWithRandLen(start, end int) (id string, err error)

RandIDWithRandLen return a rand string with length between [start, end).

func RandomSleep ¶ added in v0.45.1

func RandomSleep(duration time.Duration, minRatio, maxRatio float64) time.Duration