mirror of
https://github.com/minio/minio.git
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f7cecf0945
Indexed streams would be decoded by the legacy loader if there was an error loading it. Return an error when the stream is indexed and it cannot be loaded. Fixes "unknown minor metadata version" on corrupted xl.meta files and returns an actual error.
545 lines
18 KiB
Go
545 lines
18 KiB
Go
// Copyright (c) 2015-2021 MinIO, Inc.
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//
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// This file is part of MinIO Object Storage stack
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package cmd
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import (
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"bytes"
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"encoding/hex"
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"encoding/json"
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"fmt"
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"math/rand"
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"testing"
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"time"
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"github.com/dustin/go-humanize"
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jsoniter "github.com/json-iterator/go"
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xhttp "github.com/minio/minio/internal/http"
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)
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func TestIsXLMetaFormatValid(t *testing.T) {
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tests := []struct {
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name int
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version string
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format string
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want bool
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}{
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{1, "123", "fs", false},
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{2, "123", xlMetaFormat, false},
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{3, xlMetaVersion100, "test", false},
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{4, xlMetaVersion101, "hello", false},
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{5, xlMetaVersion100, xlMetaFormat, true},
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{6, xlMetaVersion101, xlMetaFormat, true},
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}
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for _, tt := range tests {
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if got := isXLMetaFormatValid(tt.version, tt.format); got != tt.want {
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t.Errorf("Test %d: Expected %v but received %v", tt.name, got, tt.want)
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}
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}
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}
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func TestIsXLMetaErasureInfoValid(t *testing.T) {
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tests := []struct {
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name int
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data int
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parity int
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want bool
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}{
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{1, 5, 6, false},
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{2, 5, 5, true},
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{3, 0, 5, false},
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{3, -1, 5, false},
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{4, 5, -1, false},
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{5, 5, 0, true},
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{6, 5, 0, true},
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{7, 5, 4, true},
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}
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for _, tt := range tests {
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if got := isXLMetaErasureInfoValid(tt.data, tt.parity); got != tt.want {
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t.Errorf("Test %d: Expected %v but received %v -> %#v", tt.name, got, tt.want, tt)
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}
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}
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}
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// newTestXLMetaV1 - initializes new xlMetaV1Object, adds version, allocates a fresh erasure info and metadata.
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func newTestXLMetaV1() xlMetaV1Object {
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xlMeta := xlMetaV1Object{}
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xlMeta.Version = xlMetaVersion101
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xlMeta.Format = xlMetaFormat
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xlMeta.Minio.Release = "test"
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xlMeta.Erasure = ErasureInfo{
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Algorithm: "klauspost/reedsolomon/vandermonde",
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DataBlocks: 5,
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ParityBlocks: 5,
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BlockSize: 10485760,
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Index: 10,
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Distribution: []int{9, 10, 1, 2, 3, 4, 5, 6, 7, 8},
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}
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xlMeta.Stat = StatInfo{
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Size: int64(20),
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ModTime: UTCNow(),
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}
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// Set meta data.
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xlMeta.Meta = make(map[string]string)
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xlMeta.Meta["testKey1"] = "val1"
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xlMeta.Meta["testKey2"] = "val2"
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return xlMeta
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}
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func (m *xlMetaV1Object) AddTestObjectCheckSum(partNumber int, algorithm BitrotAlgorithm, hash string) {
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checksum, err := hex.DecodeString(hash)
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if err != nil {
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panic(err)
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}
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m.Erasure.Checksums[partNumber-1] = ChecksumInfo{partNumber, algorithm, checksum}
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}
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// AddTestObjectPart - add a new object part in order.
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func (m *xlMetaV1Object) AddTestObjectPart(partNumber int, partSize int64) {
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partInfo := ObjectPartInfo{
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Number: partNumber,
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Size: partSize,
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}
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// Proceed to include new part info.
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m.Parts[partNumber-1] = partInfo
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}
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// Constructs xlMetaV1Object{} for given number of parts and converts it into bytes.
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func getXLMetaBytes(totalParts int) []byte {
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xlSampleMeta := getSampleXLMeta(totalParts)
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xlMetaBytes, err := json.Marshal(xlSampleMeta)
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if err != nil {
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panic(err)
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}
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return xlMetaBytes
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}
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// Returns sample xlMetaV1Object{} for number of parts.
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func getSampleXLMeta(totalParts int) xlMetaV1Object {
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xlMeta := newTestXLMetaV1()
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// Number of checksum info == total parts.
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xlMeta.Erasure.Checksums = make([]ChecksumInfo, totalParts)
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// total number of parts.
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xlMeta.Parts = make([]ObjectPartInfo, totalParts)
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for i := 0; i < totalParts; i++ {
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// hard coding hash and algo value for the checksum, Since we are benchmarking the parsing of xl.meta the magnitude doesn't affect the test,
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// The magnitude doesn't make a difference, only the size does.
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xlMeta.AddTestObjectCheckSum(i+1, BLAKE2b512, "a23f5eff248c4372badd9f3b2455a285cd4ca86c3d9a570b091d3fc5cd7ca6d9484bbea3f8c5d8d4f84daae96874419eda578fd736455334afbac2c924b3915a")
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xlMeta.AddTestObjectPart(i+1, 67108864)
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}
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return xlMeta
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}
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// Compare the unmarshaled XLMetaV1 with the one obtained from jsoniter parsing.
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func compareXLMetaV1(t *testing.T, unMarshalXLMeta, jsoniterXLMeta xlMetaV1Object) {
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// Start comparing the fields of xlMetaV1Object obtained from jsoniter parsing with one parsed using json unmarshaling.
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if unMarshalXLMeta.Version != jsoniterXLMeta.Version {
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t.Errorf("Expected the Version to be \"%s\", but got \"%s\".", unMarshalXLMeta.Version, jsoniterXLMeta.Version)
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}
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if unMarshalXLMeta.Format != jsoniterXLMeta.Format {
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t.Errorf("Expected the format to be \"%s\", but got \"%s\".", unMarshalXLMeta.Format, jsoniterXLMeta.Format)
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}
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if unMarshalXLMeta.Stat.Size != jsoniterXLMeta.Stat.Size {
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t.Errorf("Expected the stat size to be %v, but got %v.", unMarshalXLMeta.Stat.Size, jsoniterXLMeta.Stat.Size)
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}
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if !unMarshalXLMeta.Stat.ModTime.Equal(jsoniterXLMeta.Stat.ModTime) {
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t.Errorf("Expected the modTime to be \"%v\", but got \"%v\".", unMarshalXLMeta.Stat.ModTime, jsoniterXLMeta.Stat.ModTime)
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}
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if unMarshalXLMeta.Erasure.Algorithm != jsoniterXLMeta.Erasure.Algorithm {
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t.Errorf("Expected the erasure algorithm to be \"%v\", but got \"%v\".", unMarshalXLMeta.Erasure.Algorithm, jsoniterXLMeta.Erasure.Algorithm)
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}
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if unMarshalXLMeta.Erasure.DataBlocks != jsoniterXLMeta.Erasure.DataBlocks {
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t.Errorf("Expected the erasure data blocks to be %v, but got %v.", unMarshalXLMeta.Erasure.DataBlocks, jsoniterXLMeta.Erasure.DataBlocks)
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}
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if unMarshalXLMeta.Erasure.ParityBlocks != jsoniterXLMeta.Erasure.ParityBlocks {
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t.Errorf("Expected the erasure parity blocks to be %v, but got %v.", unMarshalXLMeta.Erasure.ParityBlocks, jsoniterXLMeta.Erasure.ParityBlocks)
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}
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if unMarshalXLMeta.Erasure.BlockSize != jsoniterXLMeta.Erasure.BlockSize {
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t.Errorf("Expected the erasure block size to be %v, but got %v.", unMarshalXLMeta.Erasure.BlockSize, jsoniterXLMeta.Erasure.BlockSize)
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}
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if unMarshalXLMeta.Erasure.Index != jsoniterXLMeta.Erasure.Index {
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t.Errorf("Expected the erasure index to be %v, but got %v.", unMarshalXLMeta.Erasure.Index, jsoniterXLMeta.Erasure.Index)
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}
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if len(unMarshalXLMeta.Erasure.Distribution) != len(jsoniterXLMeta.Erasure.Distribution) {
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t.Errorf("Expected the size of Erasure Distribution to be %d, but got %d.", len(unMarshalXLMeta.Erasure.Distribution), len(jsoniterXLMeta.Erasure.Distribution))
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} else {
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for i := 0; i < len(unMarshalXLMeta.Erasure.Distribution); i++ {
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if unMarshalXLMeta.Erasure.Distribution[i] != jsoniterXLMeta.Erasure.Distribution[i] {
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t.Errorf("Expected the Erasure Distribution to be %d, got %d.", unMarshalXLMeta.Erasure.Distribution[i], jsoniterXLMeta.Erasure.Distribution[i])
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}
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}
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}
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if len(unMarshalXLMeta.Erasure.Checksums) != len(jsoniterXLMeta.Erasure.Checksums) {
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t.Errorf("Expected the size of Erasure Checksums to be %d, but got %d.", len(unMarshalXLMeta.Erasure.Checksums), len(jsoniterXLMeta.Erasure.Checksums))
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} else {
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for i := 0; i < len(unMarshalXLMeta.Erasure.Checksums); i++ {
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if unMarshalXLMeta.Erasure.Checksums[i].PartNumber != jsoniterXLMeta.Erasure.Checksums[i].PartNumber {
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t.Errorf("Expected the Erasure Checksum PartNumber to be \"%d\", got \"%d\".", unMarshalXLMeta.Erasure.Checksums[i].PartNumber, jsoniterXLMeta.Erasure.Checksums[i].PartNumber)
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}
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if unMarshalXLMeta.Erasure.Checksums[i].Algorithm != jsoniterXLMeta.Erasure.Checksums[i].Algorithm {
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t.Errorf("Expected the Erasure Checksum Algorithm to be \"%s\", got \"%s\".", unMarshalXLMeta.Erasure.Checksums[i].Algorithm, jsoniterXLMeta.Erasure.Checksums[i].Algorithm)
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}
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if !bytes.Equal(unMarshalXLMeta.Erasure.Checksums[i].Hash, jsoniterXLMeta.Erasure.Checksums[i].Hash) {
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t.Errorf("Expected the Erasure Checksum Hash to be \"%s\", got \"%s\".", unMarshalXLMeta.Erasure.Checksums[i].Hash, jsoniterXLMeta.Erasure.Checksums[i].Hash)
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}
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}
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}
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if unMarshalXLMeta.Minio.Release != jsoniterXLMeta.Minio.Release {
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t.Errorf("Expected the Release string to be \"%s\", but got \"%s\".", unMarshalXLMeta.Minio.Release, jsoniterXLMeta.Minio.Release)
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}
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if len(unMarshalXLMeta.Parts) != len(jsoniterXLMeta.Parts) {
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t.Errorf("Expected info of %d parts to be present, but got %d instead.", len(unMarshalXLMeta.Parts), len(jsoniterXLMeta.Parts))
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} else {
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for i := 0; i < len(unMarshalXLMeta.Parts); i++ {
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if unMarshalXLMeta.Parts[i].Number != jsoniterXLMeta.Parts[i].Number {
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t.Errorf("Expected the number of part %d to be \"%d\", got \"%d\".", i+1, unMarshalXLMeta.Parts[i].Number, jsoniterXLMeta.Parts[i].Number)
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}
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if unMarshalXLMeta.Parts[i].Size != jsoniterXLMeta.Parts[i].Size {
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t.Errorf("Expected the size of part %d to be %v, got %v.", i+1, unMarshalXLMeta.Parts[i].Size, jsoniterXLMeta.Parts[i].Size)
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}
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}
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}
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for key, val := range unMarshalXLMeta.Meta {
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jsoniterVal, exists := jsoniterXLMeta.Meta[key]
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if !exists {
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t.Errorf("No meta data entry for Key \"%s\" exists.", key)
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}
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if val != jsoniterVal {
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t.Errorf("Expected the value for Meta data key \"%s\" to be \"%s\", but got \"%s\".", key, val, jsoniterVal)
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}
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}
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}
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// Tests the correctness of constructing XLMetaV1 using jsoniter lib.
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// The result will be compared with the result obtained from json.unMarshal of the byte data.
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func TestGetXLMetaV1Jsoniter1(t *testing.T) {
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xlMetaJSON := getXLMetaBytes(1)
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var unMarshalXLMeta xlMetaV1Object
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if err := json.Unmarshal(xlMetaJSON, &unMarshalXLMeta); err != nil {
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t.Errorf("Unmarshalling failed: %v", err)
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}
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var jsoniterXLMeta xlMetaV1Object
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json := jsoniter.ConfigCompatibleWithStandardLibrary
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if err := json.Unmarshal(xlMetaJSON, &jsoniterXLMeta); err != nil {
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t.Errorf("jsoniter parsing of XLMeta failed: %v", err)
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}
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compareXLMetaV1(t, unMarshalXLMeta, jsoniterXLMeta)
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}
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// Tests the correctness of constructing XLMetaV1 using jsoniter lib for XLMetaV1 of size 10 parts.
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// The result will be compared with the result obtained from json.unMarshal of the byte data.
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func TestGetXLMetaV1Jsoniter10(t *testing.T) {
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xlMetaJSON := getXLMetaBytes(10)
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var unMarshalXLMeta xlMetaV1Object
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if err := json.Unmarshal(xlMetaJSON, &unMarshalXLMeta); err != nil {
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t.Errorf("Unmarshalling failed: %v", err)
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}
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var jsoniterXLMeta xlMetaV1Object
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json := jsoniter.ConfigCompatibleWithStandardLibrary
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if err := json.Unmarshal(xlMetaJSON, &jsoniterXLMeta); err != nil {
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t.Errorf("jsoniter parsing of XLMeta failed: %v", err)
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}
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compareXLMetaV1(t, unMarshalXLMeta, jsoniterXLMeta)
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}
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// Test the predicted part size from the part index
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func TestGetPartSizeFromIdx(t *testing.T) {
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// Create test cases
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testCases := []struct {
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totalSize int64
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partSize int64
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partIndex int
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expectedSize int64
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}{
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// Total size is zero
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{0, 10, 1, 0},
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// part size 2MiB, total size 4MiB
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{4 * humanize.MiByte, 2 * humanize.MiByte, 1, 2 * humanize.MiByte},
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{4 * humanize.MiByte, 2 * humanize.MiByte, 2, 2 * humanize.MiByte},
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{4 * humanize.MiByte, 2 * humanize.MiByte, 3, 0},
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// part size 2MiB, total size 5MiB
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{5 * humanize.MiByte, 2 * humanize.MiByte, 1, 2 * humanize.MiByte},
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{5 * humanize.MiByte, 2 * humanize.MiByte, 2, 2 * humanize.MiByte},
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{5 * humanize.MiByte, 2 * humanize.MiByte, 3, 1 * humanize.MiByte},
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{5 * humanize.MiByte, 2 * humanize.MiByte, 4, 0},
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}
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for i, testCase := range testCases {
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s, err := calculatePartSizeFromIdx(GlobalContext, testCase.totalSize, testCase.partSize, testCase.partIndex)
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if err != nil {
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t.Errorf("Test %d: Expected to pass but failed. %s", i+1, err)
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}
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if err == nil && s != testCase.expectedSize {
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t.Errorf("Test %d: The calculated part size is incorrect: expected = %d, found = %d\n", i+1, testCase.expectedSize, s)
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}
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}
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testCasesFailure := []struct {
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totalSize int64
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partSize int64
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partIndex int
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err error
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}{
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// partSize is 0, returns error.
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{10, 0, 1, errPartSizeZero},
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// partIndex is 0, returns error.
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{10, 1, 0, errPartSizeIndex},
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// Total size is -1, returns error.
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{-2, 10, 1, errInvalidArgument},
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}
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for i, testCaseFailure := range testCasesFailure {
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_, err := calculatePartSizeFromIdx(GlobalContext, testCaseFailure.totalSize, testCaseFailure.partSize, testCaseFailure.partIndex)
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if err == nil {
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t.Errorf("Test %d: Expected to failed but passed. %s", i+1, err)
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}
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if err != nil && err != testCaseFailure.err {
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t.Errorf("Test %d: Expected err %s, but got %s", i+1, testCaseFailure.err, err)
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}
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}
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}
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func BenchmarkXlMetaV2Shallow(b *testing.B) {
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fi := FileInfo{
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Volume: "volume",
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Name: "object-name",
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VersionID: "756100c6-b393-4981-928a-d49bbc164741",
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IsLatest: true,
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Deleted: false,
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TransitionStatus: "PENDING",
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DataDir: "bffea160-ca7f-465f-98bc-9b4f1c3ba1ef",
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XLV1: false,
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ModTime: time.Now(),
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Size: 1234456,
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Mode: 0,
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Metadata: map[string]string{
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xhttp.AmzRestore: "FAILED",
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xhttp.ContentMD5: mustGetUUID(),
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xhttp.AmzBucketReplicationStatus: "PENDING",
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xhttp.ContentType: "application/json",
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},
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Parts: []ObjectPartInfo{
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{
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Number: 1,
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Size: 1234345,
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ActualSize: 1234345,
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},
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{
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Number: 2,
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Size: 1234345,
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ActualSize: 1234345,
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},
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},
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Erasure: ErasureInfo{
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Algorithm: ReedSolomon.String(),
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DataBlocks: 4,
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ParityBlocks: 2,
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BlockSize: 10000,
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Index: 1,
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Distribution: []int{1, 2, 3, 4, 5, 6, 7, 8},
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Checksums: []ChecksumInfo{
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{
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PartNumber: 1,
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Algorithm: HighwayHash256S,
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Hash: nil,
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},
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{
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PartNumber: 2,
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Algorithm: HighwayHash256S,
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Hash: nil,
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},
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},
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},
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}
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for _, size := range []int{1, 10, 1000, 100_000} {
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b.Run(fmt.Sprint(size, "-versions"), func(b *testing.B) {
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var xl xlMetaV2
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ids := make([]string, size)
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for i := 0; i < size; i++ {
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fi.VersionID = mustGetUUID()
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fi.DataDir = mustGetUUID()
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ids[i] = fi.VersionID
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fi.ModTime = fi.ModTime.Add(-time.Second)
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xl.AddVersion(fi)
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}
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// Encode all. This is used for benchmarking.
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enc, err := xl.AppendTo(nil)
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if err != nil {
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b.Fatal(err)
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}
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b.Logf("Serialized size: %d bytes", len(enc))
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rng := rand.New(rand.NewSource(0))
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dump := make([]byte, len(enc))
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b.Run("UpdateObjectVersion", func(b *testing.B) {
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b.SetBytes(int64(size))
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b.ResetTimer()
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b.ReportAllocs()
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for i := 0; i < b.N; i++ {
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// Load...
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xl = xlMetaV2{}
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err := xl.Load(enc)
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if err != nil {
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b.Fatal(err)
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}
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// Update modtime for resorting...
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fi.ModTime = fi.ModTime.Add(-time.Second)
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// Update a random version.
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fi.VersionID = ids[rng.Intn(size)]
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// Update...
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err = xl.UpdateObjectVersion(fi)
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if err != nil {
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b.Fatal(err)
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}
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// Save...
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dump, err = xl.AppendTo(dump[:0])
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if err != nil {
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b.Fatal(err)
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}
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}
|
|
})
|
|
b.Run("DeleteVersion", func(b *testing.B) {
|
|
b.SetBytes(int64(size))
|
|
b.ResetTimer()
|
|
b.ReportAllocs()
|
|
for i := 0; i < b.N; i++ {
|
|
// Load...
|
|
xl = xlMetaV2{}
|
|
err := xl.Load(enc)
|
|
if err != nil {
|
|
b.Fatal(err)
|
|
}
|
|
// Update a random version.
|
|
fi.VersionID = ids[rng.Intn(size)]
|
|
// Delete...
|
|
_, err = xl.DeleteVersion(fi)
|
|
if err != nil {
|
|
b.Fatal(err)
|
|
}
|
|
// Save...
|
|
dump, err = xl.AppendTo(dump[:0])
|
|
if err != nil {
|
|
b.Fatal(err)
|
|
}
|
|
}
|
|
})
|
|
b.Run("AddVersion", func(b *testing.B) {
|
|
b.SetBytes(int64(size))
|
|
b.ResetTimer()
|
|
b.ReportAllocs()
|
|
for i := 0; i < b.N; i++ {
|
|
// Load...
|
|
xl = xlMetaV2{}
|
|
err := xl.Load(enc)
|
|
if err != nil {
|
|
b.Fatal(err)
|
|
}
|
|
// Update modtime for resorting...
|
|
fi.ModTime = fi.ModTime.Add(-time.Second)
|
|
// Update a random version.
|
|
fi.VersionID = mustGetUUID()
|
|
// Add...
|
|
err = xl.AddVersion(fi)
|
|
if err != nil {
|
|
b.Fatal(err)
|
|
}
|
|
// Save...
|
|
dump, err = xl.AppendTo(dump[:0])
|
|
if err != nil {
|
|
b.Fatal(err)
|
|
}
|
|
}
|
|
})
|
|
b.Run("ToFileInfo", func(b *testing.B) {
|
|
b.SetBytes(int64(size))
|
|
b.ResetTimer()
|
|
b.ReportAllocs()
|
|
for i := 0; i < b.N; i++ {
|
|
// Load...
|
|
xl = xlMetaV2{}
|
|
err := xl.Load(enc)
|
|
if err != nil {
|
|
b.Fatal(err)
|
|
}
|
|
// List...
|
|
_, err = xl.ToFileInfo("volume", "path", ids[rng.Intn(size)])
|
|
if err != nil {
|
|
b.Fatal(err)
|
|
}
|
|
}
|
|
})
|
|
b.Run("ListVersions", func(b *testing.B) {
|
|
b.SetBytes(int64(size))
|
|
b.ResetTimer()
|
|
b.ReportAllocs()
|
|
for i := 0; i < b.N; i++ {
|
|
// Load...
|
|
xl = xlMetaV2{}
|
|
err := xl.Load(enc)
|
|
if err != nil {
|
|
b.Fatal(err)
|
|
}
|
|
// List...
|
|
_, err = xl.ListVersions("volume", "path")
|
|
if err != nil {
|
|
b.Fatal(err)
|
|
}
|
|
}
|
|
})
|
|
b.Run("ToFileInfoNew", func(b *testing.B) {
|
|
b.SetBytes(int64(size))
|
|
b.ResetTimer()
|
|
b.ReportAllocs()
|
|
for i := 0; i < b.N; i++ {
|
|
buf, _, _ := isIndexedMetaV2(enc)
|
|
if buf == nil {
|
|
b.Fatal("buf == nil")
|
|
}
|
|
_, err = buf.ToFileInfo("volume", "path", ids[rng.Intn(size)])
|
|
if err != nil {
|
|
b.Fatal(err)
|
|
}
|
|
}
|
|
})
|
|
b.Run("ListVersionsNew", func(b *testing.B) {
|
|
b.SetBytes(int64(size))
|
|
b.ResetTimer()
|
|
b.ReportAllocs()
|
|
for i := 0; i < b.N; i++ {
|
|
buf, _, _ := isIndexedMetaV2(enc)
|
|
if buf == nil {
|
|
b.Fatal("buf == nil")
|
|
}
|
|
_, err = buf.ListVersions("volume", "path")
|
|
if err != nil {
|
|
b.Fatal(err)
|
|
}
|
|
}
|
|
})
|
|
})
|
|
}
|
|
}
|