mirror of https://github.com/minio/minio.git
685 lines
14 KiB
Go
685 lines
14 KiB
Go
/*
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* MinIO Cloud Storage, (C) 2020 MinIO, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package cmd
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import (
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"bytes"
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"context"
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"fmt"
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"io/ioutil"
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"os"
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"path"
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"path/filepath"
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"testing"
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)
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type usageTestFile struct {
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name string
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size int
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}
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func TestDataUsageUpdate(t *testing.T) {
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base, err := ioutil.TempDir("", "TestDataUsageUpdate")
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if err != nil {
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t.Skip(err)
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}
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const bucket = "bucket"
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defer os.RemoveAll(base)
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var files = []usageTestFile{
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{name: "rootfile", size: 10000},
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{name: "rootfile2", size: 10000},
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{name: "dir1/d1file", size: 2000},
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{name: "dir2/d2file", size: 300},
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{name: "dir1/dira/dafile", size: 100000},
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{name: "dir1/dira/dbfile", size: 200000},
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{name: "dir1/dira/dirasub/dcfile", size: 1000000},
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{name: "dir1/dira/dirasub/sublevel3/dccccfile", size: 10},
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}
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createUsageTestFiles(t, base, bucket, files)
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getSize := func(item crawlItem) (i int64, err error) {
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if item.Typ&os.ModeDir == 0 {
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s, err := os.Stat(item.Path)
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if err != nil {
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return 0, err
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}
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return s.Size(), nil
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}
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return 0, nil
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}
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got, err := crawlDataFolder(context.Background(), base, dataUsageCache{Info: dataUsageCacheInfo{Name: bucket}}, func() {}, getSize)
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if err != nil {
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t.Fatal(err)
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}
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// Test dirs
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var want = []struct {
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path string
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isNil bool
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size, objs int
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flatten bool
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oSizes sizeHistogram
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}{
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{
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path: "/",
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size: 1322310,
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flatten: true,
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objs: 8,
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oSizes: sizeHistogram{0: 2, 1: 6},
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},
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{
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path: "/",
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size: 20000,
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objs: 2,
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oSizes: sizeHistogram{1: 2},
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},
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{
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path: "/dir1",
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size: 2000,
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objs: 1,
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oSizes: sizeHistogram{1: 1},
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},
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{
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path: "/dir1/dira",
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flatten: true,
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size: 1300010,
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objs: 4,
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oSizes: sizeHistogram{0: 1, 1: 3},
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},
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{
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path: "/dir1/dira/",
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flatten: true,
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size: 1300010,
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objs: 4,
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oSizes: sizeHistogram{0: 1, 1: 3},
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},
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{
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path: "/dir1",
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size: 2000,
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objs: 1,
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oSizes: sizeHistogram{0: 0, 1: 1},
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},
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{
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// Children are flattened
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path: "/dir1/dira/",
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size: 1300010,
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objs: 4,
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oSizes: sizeHistogram{0: 1, 1: 3},
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},
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{
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path: "/nonexistying",
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isNil: true,
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},
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}
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for _, w := range want {
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p := path.Join(bucket, w.path)
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t.Run(p, func(t *testing.T) {
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e := got.find(p)
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if w.isNil {
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if e != nil {
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t.Error("want nil, got", e)
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}
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return
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}
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if e == nil {
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t.Fatal("got nil result")
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}
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t.Log(e.Children)
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if w.flatten {
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*e = got.flatten(*e)
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}
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if e.Size != int64(w.size) {
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t.Error("got size", e.Size, "want", w.size)
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}
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if e.Objects != uint64(w.objs) {
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t.Error("got objects", e.Objects, "want", w.objs)
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}
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if e.ObjSizes != w.oSizes {
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t.Error("got histogram", e.ObjSizes, "want", w.oSizes)
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}
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})
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}
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files = []usageTestFile{
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{
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name: "newfolder/afile",
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size: 4,
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},
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{
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name: "newfolder/anotherone",
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size: 1,
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},
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{
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name: "newfolder/anemptyone",
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size: 0,
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},
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{
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name: "dir1/fileindir1",
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size: 20000,
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},
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{
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name: "dir1/dirc/fileindirc",
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size: 20000,
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},
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{
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name: "rootfile3",
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size: 1000,
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},
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}
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createUsageTestFiles(t, base, bucket, files)
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got, err = crawlDataFolder(context.Background(), base, got, func() {}, getSize)
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if err != nil {
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t.Fatal(err)
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}
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want = []struct {
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path string
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isNil bool
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size, objs int
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flatten bool
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oSizes sizeHistogram
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}{
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{
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path: "/",
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size: 1363315,
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flatten: true,
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objs: 14,
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oSizes: sizeHistogram{0: 6, 1: 8},
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},
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{
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path: "/",
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size: 21000,
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objs: 3,
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oSizes: sizeHistogram{0: 1, 1: 2},
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},
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{
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path: "/newfolder",
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size: 5,
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objs: 3,
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oSizes: sizeHistogram{0: 3},
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},
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{
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path: "/dir1/dira",
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size: 1300010,
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flatten: true,
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objs: 4,
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oSizes: sizeHistogram{0: 1, 1: 3},
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},
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{
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path: "/nonexistying",
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isNil: true,
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},
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}
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for _, w := range want {
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t.Run(w.path, func(t *testing.T) {
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e := got.find(path.Join(bucket, w.path))
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if w.isNil {
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if e != nil {
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t.Error("want nil, got", e)
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}
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return
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}
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if e == nil {
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t.Fatal("got nil result")
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}
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if w.flatten {
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*e = got.flatten(*e)
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}
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if e.Size != int64(w.size) {
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t.Error("got size", e.Size, "want", w.size)
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}
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if e.Objects != uint64(w.objs) {
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t.Error("got objects", e.Objects, "want", w.objs)
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}
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if e.ObjSizes != w.oSizes {
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t.Error("got histogram", e.ObjSizes, "want", w.oSizes)
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}
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})
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}
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files = []usageTestFile{
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{
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name: "dir1/dira/dirasub/fileindira2",
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size: 200,
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},
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}
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createUsageTestFiles(t, base, bucket, files)
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err = os.RemoveAll(filepath.Join(base, bucket, "dir1/dira/dirasub/dcfile"))
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if err != nil {
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t.Fatal(err)
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}
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// Changed dir must be picked up in this many cycles.
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for i := 0; i < dataUsageUpdateDirCycles; i++ {
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got, err = crawlDataFolder(context.Background(), base, got, func() {}, getSize)
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if err != nil {
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t.Fatal(err)
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}
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}
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want = []struct {
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path string
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isNil bool
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size, objs int
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flatten bool
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oSizes sizeHistogram
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}{
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{
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path: "/",
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size: 363515,
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flatten: true,
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objs: 14,
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oSizes: sizeHistogram{0: 7, 1: 7},
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},
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{
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path: "/dir1/dira",
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size: 300210,
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objs: 4,
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flatten: true,
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oSizes: sizeHistogram{0: 2, 1: 2},
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},
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}
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for _, w := range want {
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p := path.Join(bucket, w.path)
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t.Run(p, func(t *testing.T) {
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e := got.find(p)
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if w.isNil {
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if e != nil {
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t.Error("want nil, got", e)
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}
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return
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}
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if e == nil {
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t.Fatal("got nil result")
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}
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if w.flatten {
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*e = got.flatten(*e)
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}
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if e.Size != int64(w.size) {
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t.Error("got size", e.Size, "want", w.size)
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}
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if e.Objects != uint64(w.objs) {
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t.Error("got objects", e.Objects, "want", w.objs)
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}
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if e.ObjSizes != w.oSizes {
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t.Error("got histogram", e.ObjSizes, "want", w.oSizes)
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}
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})
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}
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}
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func TestDataUsageUpdatePrefix(t *testing.T) {
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base, err := ioutil.TempDir("", "TestDataUpdateUsagePrefix")
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if err != nil {
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t.Skip(err)
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}
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base = filepath.Join(base, "bucket")
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defer os.RemoveAll(base)
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var files = []usageTestFile{
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{name: "bucket/rootfile", size: 10000},
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{name: "bucket/rootfile2", size: 10000},
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{name: "bucket/dir1/d1file", size: 2000},
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{name: "bucket/dir2/d2file", size: 300},
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{name: "bucket/dir1/dira/dafile", size: 100000},
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{name: "bucket/dir1/dira/dbfile", size: 200000},
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{name: "bucket/dir1/dira/dirasub/dcfile", size: 1000000},
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{name: "bucket/dir1/dira/dirasub/sublevel3/dccccfile", size: 10},
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}
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createUsageTestFiles(t, base, "", files)
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getSize := func(item crawlItem) (i int64, err error) {
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if item.Typ&os.ModeDir == 0 {
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s, err := os.Stat(item.Path)
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if err != nil {
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return 0, err
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}
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return s.Size(), nil
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}
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return 0, nil
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}
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got, err := crawlDataFolder(context.Background(), base, dataUsageCache{Info: dataUsageCacheInfo{Name: "bucket"}}, func() {}, getSize)
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if err != nil {
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t.Fatal(err)
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}
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if got.root() == nil {
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t.Log("cached folders:")
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for folder := range got.Cache {
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t.Log("folder:", folder)
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}
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t.Fatal("got nil root.")
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}
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// Test dirs
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var want = []struct {
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path string
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isNil bool
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size, objs int
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oSizes sizeHistogram
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}{
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{
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path: "flat",
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size: 1322310,
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objs: 8,
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oSizes: sizeHistogram{0: 2, 1: 6},
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},
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{
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path: "bucket/",
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size: 20000,
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objs: 2,
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oSizes: sizeHistogram{1: 2},
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},
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{
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path: "bucket/dir1",
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size: 2000,
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objs: 1,
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oSizes: sizeHistogram{1: 1},
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},
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{
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path: "bucket/dir1/dira",
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size: 1300010,
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objs: 4,
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oSizes: sizeHistogram{0: 1, 1: 3},
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},
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{
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path: "bucket/dir1/dira/",
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size: 1300010,
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objs: 4,
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oSizes: sizeHistogram{0: 1, 1: 3},
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},
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{
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path: "bucket/nonexistying",
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isNil: true,
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},
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}
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for _, w := range want {
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t.Run(w.path, func(t *testing.T) {
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e := got.find(w.path)
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if w.path == "flat" {
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f := got.flatten(*got.root())
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e = &f
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}
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if w.isNil {
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if e != nil {
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t.Error("want nil, got", e)
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}
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return
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}
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if e == nil {
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t.Fatal("got nil result")
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}
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if e.Size != int64(w.size) {
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t.Error("got size", e.Size, "want", w.size)
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}
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if e.Objects != uint64(w.objs) {
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t.Error("got objects", e.Objects, "want", w.objs)
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}
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if e.ObjSizes != w.oSizes {
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t.Error("got histogram", e.ObjSizes, "want", w.oSizes)
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}
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})
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}
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files = []usageTestFile{
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{
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name: "bucket/newfolder/afile",
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size: 4,
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},
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{
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name: "bucket/newfolder/anotherone",
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size: 1,
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},
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{
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name: "bucket/newfolder/anemptyone",
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size: 0,
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},
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{
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name: "bucket/dir1/fileindir1",
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size: 20000,
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},
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{
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name: "bucket/dir1/dirc/fileindirc",
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size: 20000,
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},
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{
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name: "bucket/rootfile3",
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size: 1000,
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},
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}
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createUsageTestFiles(t, base, "", files)
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got, err = crawlDataFolder(context.Background(), base, got, func() {}, getSize)
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if err != nil {
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t.Fatal(err)
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}
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want = []struct {
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path string
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isNil bool
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size, objs int
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oSizes sizeHistogram
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}{
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{
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path: "flat",
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size: 1363315,
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objs: 14,
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oSizes: sizeHistogram{0: 6, 1: 8},
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},
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{
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path: "bucket/",
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size: 21000,
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objs: 3,
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oSizes: sizeHistogram{0: 1, 1: 2},
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},
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{
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path: "bucket/newfolder",
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size: 5,
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objs: 3,
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oSizes: sizeHistogram{0: 3},
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},
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{
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path: "bucket/dir1/dira",
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size: 1300010,
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objs: 4,
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oSizes: sizeHistogram{0: 1, 1: 3},
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},
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{
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path: "bucket/nonexistying",
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isNil: true,
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},
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}
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for _, w := range want {
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t.Run(w.path, func(t *testing.T) {
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e := got.find(w.path)
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if w.path == "flat" {
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f := got.flatten(*got.root())
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e = &f
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}
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if w.isNil {
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if e != nil {
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t.Error("want nil, got", e)
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}
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return
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}
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if e == nil {
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t.Fatal("got nil result")
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}
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if e.Size != int64(w.size) {
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t.Error("got size", e.Size, "want", w.size)
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}
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if e.Objects != uint64(w.objs) {
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t.Error("got objects", e.Objects, "want", w.objs)
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}
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if e.ObjSizes != w.oSizes {
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t.Error("got histogram", e.ObjSizes, "want", w.oSizes)
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}
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})
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}
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files = []usageTestFile{
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{
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name: "bucket/dir1/dira/dirasub/fileindira2",
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size: 200,
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},
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}
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createUsageTestFiles(t, base, "", files)
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err = os.RemoveAll(filepath.Join(base, "bucket/dir1/dira/dirasub/dcfile"))
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if err != nil {
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t.Fatal(err)
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}
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// Changed dir must be picked up in this many cycles.
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for i := 0; i < dataUsageUpdateDirCycles; i++ {
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got, err = crawlDataFolder(context.Background(), base, got, func() {}, getSize)
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if err != nil {
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t.Fatal(err)
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}
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}
|
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|
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want = []struct {
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path string
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isNil bool
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size, objs int
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oSizes sizeHistogram
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}{
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|
{
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|
path: "flat",
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|
size: 363515,
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|
objs: 14,
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|
oSizes: sizeHistogram{0: 7, 1: 7},
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},
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|
{
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path: "bucket/dir1/dira",
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|
size: 300210,
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objs: 4,
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oSizes: sizeHistogram{0: 2, 1: 2},
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},
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}
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|
|
for _, w := range want {
|
|
t.Run(w.path, func(t *testing.T) {
|
|
e := got.find(w.path)
|
|
if w.path == "flat" {
|
|
f := got.flatten(*got.root())
|
|
e = &f
|
|
}
|
|
if w.isNil {
|
|
if e != nil {
|
|
t.Error("want nil, got", e)
|
|
}
|
|
return
|
|
}
|
|
if e == nil {
|
|
t.Fatal("got nil result")
|
|
}
|
|
if e.Size != int64(w.size) {
|
|
t.Error("got size", e.Size, "want", w.size)
|
|
}
|
|
if e.Objects != uint64(w.objs) {
|
|
t.Error("got objects", e.Objects, "want", w.objs)
|
|
}
|
|
if e.ObjSizes != w.oSizes {
|
|
t.Error("got histogram", e.ObjSizes, "want", w.oSizes)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func createUsageTestFiles(t *testing.T, base, bucket string, files []usageTestFile) {
|
|
for _, f := range files {
|
|
err := os.MkdirAll(filepath.Dir(filepath.Join(base, bucket, f.name)), os.ModePerm)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = ioutil.WriteFile(filepath.Join(base, bucket, f.name), make([]byte, f.size), os.ModePerm)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestDataUsageCacheSerialize(t *testing.T) {
|
|
base, err := ioutil.TempDir("", "TestDataUsageCacheSerialize")
|
|
if err != nil {
|
|
t.Skip(err)
|
|
}
|
|
const bucket = "abucket"
|
|
defer os.RemoveAll(base)
|
|
var files = []usageTestFile{
|
|
{name: "rootfile", size: 10000},
|
|
{name: "rootfile2", size: 10000},
|
|
{name: "dir1/d1file", size: 2000},
|
|
{name: "dir2/d2file", size: 300},
|
|
{name: "dir2/d2file2", size: 300},
|
|
{name: "dir2/d2file3/", size: 300},
|
|
{name: "dir2/d2file4/", size: 300},
|
|
{name: "dir2/d2file5", size: 300},
|
|
{name: "dir1/dira/dafile", size: 100000},
|
|
{name: "dir1/dira/dbfile", size: 200000},
|
|
{name: "dir1/dira/dirasub/dcfile", size: 1000000},
|
|
{name: "dir1/dira/dirasub/sublevel3/dccccfile", size: 10},
|
|
{name: "dir1/dira/dirasub/sublevel3/dccccfile20", size: 20},
|
|
{name: "dir1/dira/dirasub/sublevel3/dccccfile30", size: 30},
|
|
{name: "dir1/dira/dirasub/sublevel3/dccccfile40", size: 40},
|
|
}
|
|
createUsageTestFiles(t, base, bucket, files)
|
|
|
|
getSize := func(item crawlItem) (i int64, err error) {
|
|
if item.Typ&os.ModeDir == 0 {
|
|
s, err := os.Stat(item.Path)
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
return s.Size(), nil
|
|
}
|
|
return 0, nil
|
|
}
|
|
want, err := crawlDataFolder(context.Background(), base, dataUsageCache{Info: dataUsageCacheInfo{Name: bucket}}, func() {}, getSize)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
b := want.serialize()
|
|
var got dataUsageCache
|
|
err = got.deserialize(bytes.NewBuffer(b))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
t.Log("serialized size:", len(b), "bytes")
|
|
if got.Info.LastUpdate.IsZero() {
|
|
t.Error("lastupdate not set")
|
|
}
|
|
|
|
if !want.Info.LastUpdate.Equal(got.Info.LastUpdate) {
|
|
t.Fatalf("deserialize LastUpdate mismatch\nwant: %+v\ngot: %+v", want, got)
|
|
}
|
|
if len(want.Cache) != len(got.Cache) {
|
|
t.Errorf("deserialize mismatch length\nwant: %+v\ngot: %+v", len(want.Cache), len(got.Cache))
|
|
}
|
|
for wkey, wval := range want.Cache {
|
|
gotv := got.Cache[wkey]
|
|
if fmt.Sprint(gotv) != fmt.Sprint(wval) {
|
|
t.Errorf("deserialize mismatch, key %v\nwant: %+v\ngot: %+v", wkey, wval, gotv)
|
|
}
|
|
}
|
|
|
|
}
|