gzip middleware now strips encoding header

middleware/fastcgi/fastcgi.go

@@ -5,9 +5,7 @@ package fastcgi
 
 import (
 	"errors"
-	"fmt"
 	"io"
-	"io/ioutil"
 	"net/http"
 	"os"
 	"path/filepath"
@@ -105,11 +103,11 @@ func (h Handler) ServeHTTP(w http.ResponseWriter, r *http.Request) (int, error)
 			}
 			w.WriteHeader(resp.StatusCode)
 
-			body, err := ioutil.ReadAll(resp.Body)
-			fmt.Printf("%s", body)
-			fmt.Printf("%d\n", resp.StatusCode)
-			fmt.Printf("%d\n", len(body))
-			w.Write(body)
+			// Write the response body
+			_, err = io.Copy(w, resp.Body)
+			if err != nil {
+				return http.StatusBadGateway, err
+			}
 
 			return resp.StatusCode, nil
 		}
@@ -196,12 +194,8 @@ func (h Handler) buildEnv(r *http.Request, rule Rule) (map[string]string, error)
 	for field, val := range r.Header {
 		header := strings.ToUpper(field)
 		header = headerNameReplacer.Replace(header)
-		// We don't want to pass the encoding header to prevent the fastcgi server from gzipping
-		// TODO: is there a better way.
-		if header != "ACCEPT_ENCODING" {
 		env["HTTP_"+header] = strings.Join(val, ", ")
 	}
-	}
 
 	return env, nil
 }

middleware/gzip/gzip.go

@@ -33,6 +33,7 @@ func (g Gzip) ServeHTTP(w http.ResponseWriter, r *http.Request) (int, error) {
 		return g.Next.ServeHTTP(w, r)
 	}
 
+	r.Header.Del("Accept-Encoding")
 	w.Header().Set("Content-Encoding", "gzip")
 	gzipWriter := gzip.NewWriter(w)
 	defer gzipWriter.Close()