X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/e158f485053be1e840073b321033d60d686a55a8..de6d121eac429a1dc65e3c3e646f45d54bcfcbf3:/sdk/go/keepclient/root_sorter.go

diff --git a/sdk/go/keepclient/root_sorter.go b/sdk/go/keepclient/root_sorter.go
index 7a73d957a0..afeb802849 100644
--- a/sdk/go/keepclient/root_sorter.go
+++ b/sdk/go/keepclient/root_sorter.go
@@ -1,18 +1,20 @@
+// Copyright (C) The Arvados Authors. All rights reserved.
+//
+// SPDX-License-Identifier: Apache-2.0
+
 package keepclient
 
 import (
-	"crypto/md5"
-	"fmt"
 	"sort"
 )
 
 type RootSorter struct {
-	root         []string
-	weight       []string
-	order        []int
+	root   []string
+	weight []string
+	order  []int
 }
 
-func NewRootSorter(serviceRoots map[string]string, hash string) (*RootSorter) {
+func NewRootSorter(serviceRoots map[string]string, hash string) *RootSorter {
 	rs := new(RootSorter)
 	rs.root = make([]string, len(serviceRoots))
 	rs.weight = make([]string, len(serviceRoots))
@@ -28,18 +30,16 @@ func NewRootSorter(serviceRoots map[string]string, hash string) (*RootSorter) {
 	return rs
 }
 
-func (rs RootSorter) getWeight(hash string, uuid string) (string) {
-	var service_key []byte
+func (rs RootSorter) getWeight(hash string, uuid string) string {
 	if len(uuid) == 27 {
-		service_key = []byte(hash + uuid[12:])
+		return Md5String(hash + uuid[12:])
 	} else {
 		// Only useful for testing, a set of one service root, etc.
-		service_key = []byte(hash + uuid)
+		return Md5String(hash + uuid)
 	}
-	return fmt.Sprintf("%x", md5.Sum(service_key))
 }
 
-func (rs RootSorter) GetSortedRoots() ([]string) {
+func (rs RootSorter) GetSortedRoots() []string {
 	sorted := make([]string, len(rs.order))
 	for i := range rs.order {
 		sorted[i] = rs.root[rs.order[i]]