internal

func DefaultXRealIP ¶ added in v1.14.0

func DefaultXRealIP(defaultIP string, next http.Handler) http.Handler

DefaultXRealIP sets the X-Real-Ip header to the given value if and only if it is not an empty string.

func InitSlog ¶

func InitSlog(level string)

func UnchangingCache ¶

func UnchangingCache(next http.Handler) http.Handler

UnchangingCache sets the Cache-Control header to cache a response for 1 year if and only if the application is compiled in "release" mode by Docker.