refactoring for later security changes

go/weed/weed_server/common.go

@@ -4,7 +4,6 @@ import (
 	"bytes"
 	"encoding/json"
 	"fmt"
-	"net"
 	"net/http"
 	"path/filepath"
 	"strconv"
@@ -72,25 +71,6 @@ func debug(params ...interface{}) {
 	glog.V(4).Infoln(params)
 }
 
-func secure(whiteList []string, f func(w http.ResponseWriter, r *http.Request)) func(w http.ResponseWriter, r *http.Request) {
-	return func(w http.ResponseWriter, r *http.Request) {
-		if len(whiteList) == 0 {
-			f(w, r)
-			return
-		}
-		host, _, err := net.SplitHostPort(r.RemoteAddr)
-		if err == nil {
-			for _, ip := range whiteList {
-				if ip == host {
-					f(w, r)
-					return
-				}
-			}
-		}
-		writeJsonQuiet(w, r, map[string]interface{}{"error": "No write permisson from " + host})
-	}
-}
-
 func submitForClientHandler(w http.ResponseWriter, r *http.Request, masterUrl string) {
 	m := make(map[string]interface{})
 	if r.Method != "POST" {