package middlewares import ( "compress/gzip" "net/http" "github.com/NYTimes/gziphandler" "github.com/containous/traefik/log" ) // Compress is a middleware that allows redirection type Compress struct{} // ServerHTTP is a function used by Negroni func (c *Compress) ServeHTTP(rw http.ResponseWriter, r *http.Request, next http.HandlerFunc) { gzipHandler(next).ServeHTTP(rw, r) } func gzipHandler(h http.Handler) http.Handler { wrapper, err := gziphandler.NewGzipHandler(gzip.DefaultCompression, gziphandler.DefaultMinSize, &gziphandler.GzipResponseWriterWrapper{}) if err != nil { log.Error(err) } return wrapper(h) }