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 SHA256sum ¶ added in v1.15.0

func SHA256sum(text string) 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.

func XForwardedForToXRealIP ¶ added in v1.14.1

func XForwardedForToXRealIP(next http.Handler) http.Handler

XForwardedForToXRealIP sets the X-Real-Ip header based on the contents of the X-Forwarded-For header.