Further fixes for ACL support, currently code is disabled in all the handlers

Disabled because due to lack of testing support. Once we get that in we can
uncomment them back.

pkg/api/api_generic_handlers.go

@@ -20,14 +20,11 @@ import (
 	"net/http"
 	"strings"
 
-	"github.com/gorilla/mux"
 	"github.com/minio-io/minio/pkg/api/config"
-	"github.com/minio-io/minio/pkg/storage/drivers"
 )
 
 type vHandler struct {
 	conf    config.Config
-	driver  drivers.Driver
 	handler http.Handler
 }
 
@@ -50,10 +47,9 @@ func stripAccessKey(r *http.Request) string {
 
 // Validate handler is wrapper handler used for API request validation with authorization header.
 // Current authorization layer supports S3's standard HMAC based signature request.
-func validateHandler(conf config.Config, driver drivers.Driver, h http.Handler) http.Handler {
+func validateHandler(conf config.Config, h http.Handler) http.Handler {
 	return vHandler{
 		conf:    conf,
-		driver:  driver,
 		handler: h,
 	}
 }
@@ -66,25 +62,6 @@ func (h vHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 		writeErrorResponse(w, r, NotAcceptable, acceptsContentType, r.URL.Path)
 		return
 	}
-	// verify for if bucket is private or public
-	vars := mux.Vars(r)
-	bucket, ok := vars["bucket"]
-	if ok {
-		bucketMetadata, err := h.driver.GetBucketMetadata(bucket)
-		if err != nil {
-			writeErrorResponse(w, r, AccessDenied, acceptsContentType, r.URL.Path)
-			return
-		}
-		if accessKey == "" && bucketMetadata.ACL.IsPrivate() {
-			writeErrorResponse(w, r, AccessDenied, acceptsContentType, r.URL.Path)
-			return
-		}
-		if r.Method == "PUT" && bucketMetadata.ACL.IsPublicRead() {
-			writeErrorResponse(w, r, AccessDenied, acceptsContentType, r.URL.Path)
-			return
-		}
-	}
-
 	switch true {
 	case accessKey != "":
 		if err := h.conf.ReadConfig(); err != nil {