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635 lines
19 KiB
635 lines
19 KiB
/*
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* MinIO Cloud Storage, (C) 2016 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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"io/ioutil"
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"math/rand"
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"os"
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"path"
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"reflect"
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"testing"
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"time"
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humanize "github.com/dustin/go-humanize"
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"github.com/minio/minio/cmd/config/storageclass"
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"github.com/minio/minio/pkg/madmin"
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)
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func TestRepeatPutObjectPart(t *testing.T) {
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var objLayer ObjectLayer
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var disks []string
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var err error
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var opts ObjectOptions
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objLayer, disks, err = prepareXL16()
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if err != nil {
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t.Fatal(err)
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}
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// cleaning up of temporary test directories
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defer removeRoots(disks)
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err = objLayer.MakeBucketWithLocation(context.Background(), "bucket1", "")
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if err != nil {
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t.Fatal(err)
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}
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uploadID, err := objLayer.NewMultipartUpload(context.Background(), "bucket1", "mpartObj1", opts)
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if err != nil {
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t.Fatal(err)
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}
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fiveMBBytes := bytes.Repeat([]byte("a"), 5*humanize.MiByte)
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md5Hex := getMD5Hash(fiveMBBytes)
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_, err = objLayer.PutObjectPart(context.Background(), "bucket1", "mpartObj1", uploadID, 1, mustGetPutObjReader(t, bytes.NewReader(fiveMBBytes), 5*humanize.MiByte, md5Hex, ""), opts)
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if err != nil {
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t.Fatal(err)
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}
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// PutObjectPart should succeed even if part already exists. ref: https://github.com/minio/minio/issues/1930
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_, err = objLayer.PutObjectPart(context.Background(), "bucket1", "mpartObj1", uploadID, 1, mustGetPutObjReader(t, bytes.NewReader(fiveMBBytes), 5*humanize.MiByte, md5Hex, ""), opts)
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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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func TestXLDeleteObjectBasic(t *testing.T) {
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testCases := []struct {
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bucket string
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object string
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expectedErr error
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}{
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{".test", "dir/obj", BucketNameInvalid{Bucket: ".test"}},
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{"----", "dir/obj", BucketNameInvalid{Bucket: "----"}},
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{"bucket", "", ObjectNameInvalid{Bucket: "bucket", Object: ""}},
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{"bucket", "doesnotexist", ObjectNotFound{Bucket: "bucket", Object: "doesnotexist"}},
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{"bucket", "dir/doesnotexist", ObjectNotFound{Bucket: "bucket", Object: "dir/doesnotexist"}},
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{"bucket", "dir", ObjectNotFound{Bucket: "bucket", Object: "dir"}},
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{"bucket", "dir/", ObjectNotFound{Bucket: "bucket", Object: "dir/"}},
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{"bucket", "dir/obj", nil},
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}
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// Create an instance of xl backend
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xl, fsDirs, err := prepareXL16()
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if err != nil {
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t.Fatal(err)
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}
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err = xl.MakeBucketWithLocation(context.Background(), "bucket", "")
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if err != nil {
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t.Fatal(err)
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}
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// Create object "dir/obj" under bucket "bucket" for Test 7 to pass
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_, err = xl.PutObject(context.Background(), "bucket", "dir/obj", mustGetPutObjReader(t, bytes.NewReader([]byte("abcd")), int64(len("abcd")), "", ""), ObjectOptions{})
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if err != nil {
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t.Fatalf("XL Object upload failed: <ERROR> %s", err)
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}
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for i, test := range testCases {
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actualErr := xl.DeleteObject(context.Background(), test.bucket, test.object)
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if test.expectedErr != nil && actualErr != test.expectedErr {
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t.Errorf("Test %d: Expected to fail with %s, but failed with %s", i+1, test.expectedErr, actualErr)
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}
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if test.expectedErr == nil && actualErr != nil {
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t.Errorf("Test %d: Expected to pass, but failed with %s", i+1, actualErr)
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}
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}
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// Cleanup backend directories
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removeRoots(fsDirs)
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}
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func TestXLDeleteObjectsXLSet(t *testing.T) {
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var objs []*xlObjects
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for i := 0; i < 32; i++ {
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obj, fsDirs, err := prepareXL(16)
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if err != nil {
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t.Fatal("Unable to initialize 'XL' object layer.", err)
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}
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// Remove all dirs.
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for _, dir := range fsDirs {
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defer os.RemoveAll(dir)
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}
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z := obj.(*xlZones)
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xl := z.zones[0].sets[0]
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objs = append(objs, xl)
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}
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xlSets := &xlSets{sets: objs, distributionAlgo: "CRCMOD"}
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type testCaseType struct {
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bucket string
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object string
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}
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bucketName := "bucket"
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testCases := []testCaseType{
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{bucketName, "dir/obj1"},
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{bucketName, "dir/obj2"},
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{bucketName, "obj3"},
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{bucketName, "obj_4"},
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}
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err := xlSets.MakeBucketWithLocation(context.Background(), bucketName, "")
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if err != nil {
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t.Fatal(err)
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}
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for _, testCase := range testCases {
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_, err = xlSets.PutObject(context.Background(), testCase.bucket, testCase.object,
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mustGetPutObjReader(t, bytes.NewReader([]byte("abcd")), int64(len("abcd")), "", ""), ObjectOptions{})
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if err != nil {
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t.Fatalf("XL Object upload failed: <ERROR> %s", err)
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}
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}
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toObjectNames := func(testCases []testCaseType) []string {
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names := make([]string, len(testCases))
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for i := range testCases {
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names[i] = testCases[i].object
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}
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return names
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}
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objectNames := toObjectNames(testCases)
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delErrs, err := xlSets.DeleteObjects(context.Background(), bucketName, objectNames)
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if err != nil {
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t.Errorf("Failed to call DeleteObjects with the error: `%v`", err)
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}
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for i := range delErrs {
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if delErrs[i] != nil {
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t.Errorf("Failed to remove object `%v` with the error: `%v`", objectNames[i], delErrs[i])
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}
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}
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for _, test := range testCases {
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_, statErr := xlSets.GetObjectInfo(context.Background(), test.bucket, test.object, ObjectOptions{})
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switch statErr.(type) {
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case ObjectNotFound:
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default:
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t.Fatalf("Object %s is not removed", test.bucket+SlashSeparator+test.object)
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}
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}
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}
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func TestXLDeleteObjectDiskNotFound(t *testing.T) {
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// Create an instance of xl backend.
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obj, fsDirs, err := prepareXL16()
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if err != nil {
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t.Fatal(err)
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}
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// Cleanup backend directories
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defer removeRoots(fsDirs)
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z := obj.(*xlZones)
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xl := z.zones[0].sets[0]
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// Create "bucket"
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err = obj.MakeBucketWithLocation(context.Background(), "bucket", "")
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if err != nil {
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t.Fatal(err)
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}
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bucket := "bucket"
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object := "object"
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opts := ObjectOptions{}
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// Create object "obj" under bucket "bucket".
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_, err = obj.PutObject(context.Background(), bucket, object, mustGetPutObjReader(t, bytes.NewReader([]byte("abcd")), int64(len("abcd")), "", ""), opts)
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if err != nil {
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t.Fatal(err)
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}
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// for a 16 disk setup, quorum is 9. To simulate disks not found yet
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// quorum is available, we remove disks leaving quorum disks behind.
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xlDisks := xl.getDisks()
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z.zones[0].xlDisksMu.Lock()
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xl.getDisks = func() []StorageAPI {
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for i := range xlDisks[:7] {
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xlDisks[i] = newNaughtyDisk(xlDisks[i], nil, errFaultyDisk)
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}
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return xlDisks
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}
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z.zones[0].xlDisksMu.Unlock()
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err = obj.DeleteObject(context.Background(), bucket, object)
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if err != nil {
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t.Fatal(err)
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}
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// Create "obj" under "bucket".
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_, err = obj.PutObject(context.Background(), bucket, object, mustGetPutObjReader(t, bytes.NewReader([]byte("abcd")), int64(len("abcd")), "", ""), opts)
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if err != nil {
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t.Fatal(err)
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}
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// Remove one more disk to 'lose' quorum, by setting it to nil.
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xlDisks = xl.getDisks()
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z.zones[0].xlDisksMu.Lock()
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xl.getDisks = func() []StorageAPI {
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xlDisks[7] = nil
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xlDisks[8] = nil
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return xlDisks
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}
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z.zones[0].xlDisksMu.Unlock()
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err = obj.DeleteObject(context.Background(), bucket, object)
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// since majority of disks are not available, metaquorum is not achieved and hence errXLReadQuorum error
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if err != toObjectErr(errXLReadQuorum, bucket, object) {
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t.Errorf("Expected deleteObject to fail with %v, but failed with %v", toObjectErr(errXLReadQuorum, bucket, object), err)
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}
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}
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func TestGetObjectNoQuorum(t *testing.T) {
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// Create an instance of xl backend.
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obj, fsDirs, err := prepareXL16()
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if err != nil {
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t.Fatal(err)
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}
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// Cleanup backend directories.
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defer removeRoots(fsDirs)
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z := obj.(*xlZones)
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xl := z.zones[0].sets[0]
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// Create "bucket"
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err = obj.MakeBucketWithLocation(context.Background(), "bucket", "")
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if err != nil {
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t.Fatal(err)
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}
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bucket := "bucket"
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object := "object"
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opts := ObjectOptions{}
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// Create "object" under "bucket".
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_, err = obj.PutObject(context.Background(), bucket, object, mustGetPutObjReader(t, bytes.NewReader([]byte("abcd")), int64(len("abcd")), "", ""), opts)
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if err != nil {
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t.Fatal(err)
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}
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// Make 9 disks offline, which leaves less than quorum number of disks
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// in a 16 disk XL setup. The original disks are 'replaced' with
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// naughtyDisks that fail after 'f' successful StorageAPI method
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// invocations, where f - [0,2)
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for f := 0; f < 2; f++ {
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diskErrors := make(map[int]error)
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for i := 0; i <= f; i++ {
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diskErrors[i] = nil
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}
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xlDisks := xl.getDisks()
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for i := range xlDisks[:9] {
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switch diskType := xlDisks[i].(type) {
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case *naughtyDisk:
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xlDisks[i] = newNaughtyDisk(diskType.disk, diskErrors, errFaultyDisk)
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default:
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xlDisks[i] = newNaughtyDisk(xlDisks[i], diskErrors, errFaultyDisk)
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}
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}
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z.zones[0].xlDisksMu.Lock()
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xl.getDisks = func() []StorageAPI {
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return xlDisks
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}
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z.zones[0].xlDisksMu.Unlock()
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// Fetch object from store.
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err = xl.GetObject(context.Background(), bucket, object, 0, int64(len("abcd")), ioutil.Discard, "", opts)
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if err != toObjectErr(errXLReadQuorum, bucket, object) {
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t.Errorf("Expected putObject to fail with %v, but failed with %v", toObjectErr(errXLWriteQuorum, bucket, object), err)
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}
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}
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}
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func TestPutObjectNoQuorum(t *testing.T) {
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// Create an instance of xl backend.
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obj, fsDirs, err := prepareXL16()
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if err != nil {
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t.Fatal(err)
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}
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// Cleanup backend directories.
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defer removeRoots(fsDirs)
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z := obj.(*xlZones)
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xl := z.zones[0].sets[0]
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// Create "bucket"
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err = obj.MakeBucketWithLocation(context.Background(), "bucket", "")
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if err != nil {
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t.Fatal(err)
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}
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bucket := "bucket"
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object := "object"
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opts := ObjectOptions{}
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// Create "object" under "bucket".
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_, err = obj.PutObject(context.Background(), bucket, object, mustGetPutObjReader(t, bytes.NewReader([]byte("abcd")), int64(len("abcd")), "", ""), opts)
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if err != nil {
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t.Fatal(err)
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}
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// Make 9 disks offline, which leaves less than quorum number of disks
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// in a 16 disk XL setup. The original disks are 'replaced' with
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// naughtyDisks that fail after 'f' successful StorageAPI method
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// invocations, where f - [0,3)
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for f := 0; f < 3; f++ {
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diskErrors := make(map[int]error)
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for i := 0; i <= f; i++ {
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diskErrors[i] = nil
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}
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xlDisks := xl.getDisks()
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for i := range xlDisks[:9] {
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switch diskType := xlDisks[i].(type) {
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case *naughtyDisk:
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xlDisks[i] = newNaughtyDisk(diskType.disk, diskErrors, errFaultyDisk)
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default:
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xlDisks[i] = newNaughtyDisk(xlDisks[i], diskErrors, errFaultyDisk)
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}
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}
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z.zones[0].xlDisksMu.Lock()
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xl.getDisks = func() []StorageAPI {
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return xlDisks
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}
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z.zones[0].xlDisksMu.Unlock()
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// Upload new content to same object "object"
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_, err = obj.PutObject(context.Background(), bucket, object, mustGetPutObjReader(t, bytes.NewReader([]byte("abcd")), int64(len("abcd")), "", ""), opts)
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if err != toObjectErr(errXLWriteQuorum, bucket, object) {
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t.Errorf("Expected putObject to fail with %v, but failed with %v", toObjectErr(errXLWriteQuorum, bucket, object), err)
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}
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}
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}
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// Tests both object and bucket healing.
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func TestHealing(t *testing.T) {
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obj, fsDirs, err := prepareXL16()
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if err != nil {
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t.Fatal(err)
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}
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defer removeRoots(fsDirs)
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z := obj.(*xlZones)
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xl := z.zones[0].sets[0]
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// Create "bucket"
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err = obj.MakeBucketWithLocation(context.Background(), "bucket", "")
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if err != nil {
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t.Fatal(err)
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}
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bucket := "bucket"
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object := "object"
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data := make([]byte, 1*humanize.MiByte)
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length := int64(len(data))
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_, err = rand.Read(data)
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if err != nil {
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t.Fatal(err)
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}
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_, err = obj.PutObject(context.Background(), bucket, object, mustGetPutObjReader(t, bytes.NewReader(data), length, "", ""), ObjectOptions{})
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if err != nil {
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t.Fatal(err)
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}
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disk := xl.getDisks()[0]
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xlMetaPreHeal, err := readXLMeta(context.Background(), disk, bucket, object)
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if err != nil {
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t.Fatal(err)
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}
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// Remove the object - to simulate the case where the disk was down when the object
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// was created.
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err = os.RemoveAll(path.Join(fsDirs[0], bucket, object))
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if err != nil {
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t.Fatal(err)
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}
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_, err = xl.HealObject(context.Background(), bucket, object, false, false, madmin.HealNormalScan)
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if err != nil {
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t.Fatal(err)
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}
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xlMetaPostHeal, err := readXLMeta(context.Background(), disk, bucket, object)
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if err != nil {
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t.Fatal(err)
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}
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// After heal the meta file should be as expected.
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if !reflect.DeepEqual(xlMetaPreHeal, xlMetaPostHeal) {
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t.Fatal("HealObject failed")
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}
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err = os.RemoveAll(path.Join(fsDirs[0], bucket, object, "xl.json"))
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if err != nil {
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t.Fatal(err)
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}
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// Write xl.json with different modtime to simulate the case where a disk had
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// gone down when an object was replaced by a new object.
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xlMetaOutDated := xlMetaPreHeal
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xlMetaOutDated.Stat.ModTime = time.Now()
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err = writeXLMetadata(context.Background(), disk, bucket, object, xlMetaOutDated)
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if err != nil {
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t.Fatal(err)
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}
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_, err = xl.HealObject(context.Background(), bucket, object, false, false, madmin.HealDeepScan)
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if err != nil {
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t.Fatal(err)
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}
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xlMetaPostHeal, err = readXLMeta(context.Background(), disk, bucket, object)
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if err != nil {
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t.Fatal(err)
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}
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// After heal the meta file should be as expected.
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if !reflect.DeepEqual(xlMetaPreHeal, xlMetaPostHeal) {
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t.Fatal("HealObject failed")
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}
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// Remove the bucket - to simulate the case where bucket was
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// created when the disk was down.
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err = os.RemoveAll(path.Join(fsDirs[0], bucket))
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if err != nil {
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t.Fatal(err)
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}
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// This would create the bucket.
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_, err = xl.HealBucket(context.Background(), bucket, false, false)
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if err != nil {
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t.Fatal(err)
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}
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// Stat the bucket to make sure that it was created.
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_, err = xl.getDisks()[0].StatVol(bucket)
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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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func TestObjectQuorumFromMeta(t *testing.T) {
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ExecObjectLayerTestWithDirs(t, testObjectQuorumFromMeta)
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}
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func testObjectQuorumFromMeta(obj ObjectLayer, instanceType string, dirs []string, t TestErrHandler) {
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bucket := getRandomBucketName()
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var opts ObjectOptions
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// make data with more than one part
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partCount := 3
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data := bytes.Repeat([]byte("a"), 6*1024*1024*partCount)
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z := obj.(*xlZones)
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xl := z.zones[0].sets[0]
|
|
xlDisks := xl.getDisks()
|
|
|
|
err := obj.MakeBucketWithLocation(context.Background(), bucket, globalMinioDefaultRegion)
|
|
if err != nil {
|
|
t.Fatalf("Failed to make a bucket %v", err)
|
|
}
|
|
|
|
// Object for test case 1 - No StorageClass defined, no MetaData in PutObject
|
|
object1 := "object1"
|
|
_, err = obj.PutObject(context.Background(), bucket, object1, mustGetPutObjReader(t, bytes.NewReader(data), int64(len(data)), "", ""), opts)
|
|
if err != nil {
|
|
t.Fatalf("Failed to putObject %v", err)
|
|
}
|
|
|
|
parts1, errs1 := readAllXLMetadata(context.Background(), xlDisks, bucket, object1)
|
|
|
|
// Object for test case 2 - No StorageClass defined, MetaData in PutObject requesting RRS Class
|
|
object2 := "object2"
|
|
metadata2 := make(map[string]string)
|
|
metadata2["x-amz-storage-class"] = storageclass.RRS
|
|
_, err = obj.PutObject(context.Background(), bucket, object2, mustGetPutObjReader(t, bytes.NewReader(data), int64(len(data)), "", ""), ObjectOptions{UserDefined: metadata2})
|
|
if err != nil {
|
|
t.Fatalf("Failed to putObject %v", err)
|
|
}
|
|
|
|
parts2, errs2 := readAllXLMetadata(context.Background(), xlDisks, bucket, object2)
|
|
|
|
// Object for test case 3 - No StorageClass defined, MetaData in PutObject requesting Standard Storage Class
|
|
object3 := "object3"
|
|
metadata3 := make(map[string]string)
|
|
metadata3["x-amz-storage-class"] = storageclass.STANDARD
|
|
_, err = obj.PutObject(context.Background(), bucket, object3, mustGetPutObjReader(t, bytes.NewReader(data), int64(len(data)), "", ""), ObjectOptions{UserDefined: metadata3})
|
|
if err != nil {
|
|
t.Fatalf("Failed to putObject %v", err)
|
|
}
|
|
|
|
parts3, errs3 := readAllXLMetadata(context.Background(), xlDisks, bucket, object3)
|
|
|
|
// Object for test case 4 - Standard StorageClass defined as Parity 6, MetaData in PutObject requesting Standard Storage Class
|
|
object4 := "object4"
|
|
metadata4 := make(map[string]string)
|
|
metadata4["x-amz-storage-class"] = storageclass.STANDARD
|
|
globalStorageClass = storageclass.Config{
|
|
Standard: storageclass.StorageClass{
|
|
Parity: 6,
|
|
},
|
|
}
|
|
|
|
_, err = obj.PutObject(context.Background(), bucket, object4, mustGetPutObjReader(t, bytes.NewReader(data), int64(len(data)), "", ""), ObjectOptions{UserDefined: metadata4})
|
|
if err != nil {
|
|
t.Fatalf("Failed to putObject %v", err)
|
|
}
|
|
|
|
parts4, errs4 := readAllXLMetadata(context.Background(), xlDisks, bucket, object4)
|
|
|
|
// Object for test case 5 - RRS StorageClass defined as Parity 2, MetaData in PutObject requesting RRS Class
|
|
// Reset global storage class flags
|
|
object5 := "object5"
|
|
metadata5 := make(map[string]string)
|
|
metadata5["x-amz-storage-class"] = storageclass.RRS
|
|
globalStorageClass = storageclass.Config{
|
|
RRS: storageclass.StorageClass{
|
|
Parity: 2,
|
|
},
|
|
}
|
|
|
|
_, err = obj.PutObject(context.Background(), bucket, object5, mustGetPutObjReader(t, bytes.NewReader(data), int64(len(data)), "", ""), ObjectOptions{UserDefined: metadata5})
|
|
if err != nil {
|
|
t.Fatalf("Failed to putObject %v", err)
|
|
}
|
|
|
|
parts5, errs5 := readAllXLMetadata(context.Background(), xlDisks, bucket, object5)
|
|
|
|
// Object for test case 6 - RRS StorageClass defined as Parity 2, MetaData in PutObject requesting Standard Storage Class
|
|
object6 := "object6"
|
|
metadata6 := make(map[string]string)
|
|
metadata6["x-amz-storage-class"] = storageclass.STANDARD
|
|
globalStorageClass = storageclass.Config{
|
|
RRS: storageclass.StorageClass{
|
|
Parity: 2,
|
|
},
|
|
}
|
|
|
|
_, err = obj.PutObject(context.Background(), bucket, object6, mustGetPutObjReader(t, bytes.NewReader(data), int64(len(data)), "", ""), ObjectOptions{UserDefined: metadata6})
|
|
if err != nil {
|
|
t.Fatalf("Failed to putObject %v", err)
|
|
}
|
|
|
|
parts6, errs6 := readAllXLMetadata(context.Background(), xlDisks, bucket, object6)
|
|
|
|
// Object for test case 7 - Standard StorageClass defined as Parity 5, MetaData in PutObject requesting RRS Class
|
|
// Reset global storage class flags
|
|
object7 := "object7"
|
|
metadata7 := make(map[string]string)
|
|
metadata7["x-amz-storage-class"] = storageclass.RRS
|
|
globalStorageClass = storageclass.Config{
|
|
Standard: storageclass.StorageClass{
|
|
Parity: 5,
|
|
},
|
|
}
|
|
|
|
_, err = obj.PutObject(context.Background(), bucket, object7, mustGetPutObjReader(t, bytes.NewReader(data), int64(len(data)), "", ""), ObjectOptions{UserDefined: metadata7})
|
|
if err != nil {
|
|
t.Fatalf("Failed to putObject %v", err)
|
|
}
|
|
|
|
parts7, errs7 := readAllXLMetadata(context.Background(), xlDisks, bucket, object7)
|
|
|
|
tests := []struct {
|
|
parts []xlMetaV1
|
|
errs []error
|
|
expectedReadQuorum int
|
|
expectedWriteQuorum int
|
|
expectedError error
|
|
}{
|
|
{parts1, errs1, 8, 9, nil},
|
|
{parts2, errs2, 14, 15, nil},
|
|
{parts3, errs3, 8, 9, nil},
|
|
{parts4, errs4, 10, 11, nil},
|
|
{parts5, errs5, 14, 15, nil},
|
|
{parts6, errs6, 8, 9, nil},
|
|
{parts7, errs7, 14, 15, nil},
|
|
}
|
|
for i, tt := range tests {
|
|
actualReadQuorum, actualWriteQuorum, err := objectQuorumFromMeta(context.Background(), *xl, tt.parts, tt.errs)
|
|
if tt.expectedError != nil && err == nil {
|
|
t.Errorf("Test %d, Expected %s, got %s", i+1, tt.expectedError, err)
|
|
return
|
|
}
|
|
if tt.expectedError == nil && err != nil {
|
|
t.Errorf("Test %d, Expected %s, got %s", i+1, tt.expectedError, err)
|
|
return
|
|
}
|
|
if tt.expectedReadQuorum != actualReadQuorum {
|
|
t.Errorf("Test %d, Expected Read Quorum %d, got %d", i+1, tt.expectedReadQuorum, actualReadQuorum)
|
|
return
|
|
}
|
|
if tt.expectedWriteQuorum != actualWriteQuorum {
|
|
t.Errorf("Test %d, Expected Write Quorum %d, got %d", i+1, tt.expectedWriteQuorum, actualWriteQuorum)
|
|
return
|
|
}
|
|
}
|
|
}
|
|
|