445 lines
12 KiB
445 lines
12 KiB
/*
|
|
* Minio Cloud Storage, (C) 2016 Minio, Inc.
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
package main
|
|
|
|
import (
|
|
"bytes"
|
|
"testing"
|
|
)
|
|
|
|
// generates a valid format.json for XL backend.
|
|
func genFormatXLValid() []*formatConfigV1 {
|
|
jbod := make([]string, 8)
|
|
formatConfigs := make([]*formatConfigV1, 8)
|
|
for index := range jbod {
|
|
jbod[index] = getUUID()
|
|
}
|
|
for index := range jbod {
|
|
formatConfigs[index] = &formatConfigV1{
|
|
Version: "1",
|
|
Format: "xl",
|
|
XL: &xlFormat{
|
|
Version: "1",
|
|
Disk: jbod[index],
|
|
JBOD: jbod,
|
|
},
|
|
}
|
|
}
|
|
return formatConfigs
|
|
}
|
|
|
|
// generates a invalid format.json version for XL backend.
|
|
func genFormatXLInvalidVersion() []*formatConfigV1 {
|
|
jbod := make([]string, 8)
|
|
formatConfigs := make([]*formatConfigV1, 8)
|
|
for index := range jbod {
|
|
jbod[index] = getUUID()
|
|
}
|
|
for index := range jbod {
|
|
formatConfigs[index] = &formatConfigV1{
|
|
Version: "1",
|
|
Format: "xl",
|
|
XL: &xlFormat{
|
|
Version: "1",
|
|
Disk: jbod[index],
|
|
JBOD: jbod,
|
|
},
|
|
}
|
|
}
|
|
// Corrupt version numbers.
|
|
formatConfigs[0].Version = "2"
|
|
formatConfigs[3].Version = "-1"
|
|
return formatConfigs
|
|
}
|
|
|
|
// generates a invalid format.json JBOD for XL backend.
|
|
func genFormatXLInvalidJBOD() []*formatConfigV1 {
|
|
jbod := make([]string, 8)
|
|
formatConfigs := make([]*formatConfigV1, 8)
|
|
for index := range jbod {
|
|
jbod[index] = getUUID()
|
|
}
|
|
for index := range jbod {
|
|
formatConfigs[index] = &formatConfigV1{
|
|
Version: "1",
|
|
Format: "xl",
|
|
XL: &xlFormat{
|
|
Version: "1",
|
|
Disk: jbod[index],
|
|
JBOD: jbod,
|
|
},
|
|
}
|
|
}
|
|
for index := range jbod {
|
|
jbod[index] = getUUID()
|
|
}
|
|
// Corrupt JBOD entries on disk 6 and disk 8.
|
|
formatConfigs[5].XL.JBOD = jbod
|
|
formatConfigs[7].XL.JBOD = jbod
|
|
return formatConfigs
|
|
}
|
|
|
|
// generates a invalid format.json Disk UUID for XL backend.
|
|
func genFormatXLInvalidDisks() []*formatConfigV1 {
|
|
jbod := make([]string, 8)
|
|
formatConfigs := make([]*formatConfigV1, 8)
|
|
for index := range jbod {
|
|
jbod[index] = getUUID()
|
|
}
|
|
for index := range jbod {
|
|
formatConfigs[index] = &formatConfigV1{
|
|
Version: "1",
|
|
Format: "xl",
|
|
XL: &xlFormat{
|
|
Version: "1",
|
|
Disk: jbod[index],
|
|
JBOD: jbod,
|
|
},
|
|
}
|
|
}
|
|
// Make disk 5 and disk 8 have inconsistent disk uuid's.
|
|
formatConfigs[4].XL.Disk = getUUID()
|
|
formatConfigs[7].XL.Disk = getUUID()
|
|
return formatConfigs
|
|
}
|
|
|
|
// generates a invalid format.json Disk UUID in wrong order for XL backend.
|
|
func genFormatXLInvalidDisksOrder() []*formatConfigV1 {
|
|
jbod := make([]string, 8)
|
|
formatConfigs := make([]*formatConfigV1, 8)
|
|
for index := range jbod {
|
|
jbod[index] = getUUID()
|
|
}
|
|
for index := range jbod {
|
|
formatConfigs[index] = &formatConfigV1{
|
|
Version: "1",
|
|
Format: "xl",
|
|
XL: &xlFormat{
|
|
Version: "1",
|
|
Disk: jbod[index],
|
|
JBOD: jbod,
|
|
},
|
|
}
|
|
}
|
|
// Re order jbod for failure case.
|
|
var jbod1 = make([]string, 8)
|
|
for i, j := range jbod {
|
|
jbod1[i] = j
|
|
}
|
|
jbod1[1], jbod1[2] = jbod[2], jbod[1]
|
|
formatConfigs[2].XL.JBOD = jbod1
|
|
return formatConfigs
|
|
}
|
|
|
|
func TestFormatXLHealFreshDisks(t *testing.T) {
|
|
// Create an instance of xl backend.
|
|
obj, fsDirs, err := getXLObjectLayer()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
xl := obj.(xlObjects)
|
|
|
|
err = obj.MakeBucket("bucket")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
bucket := "bucket"
|
|
object := "object"
|
|
|
|
_, err = obj.PutObject(bucket, object, int64(len("abcd")), bytes.NewReader([]byte("abcd")), nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
/* // Now, remove two format files.. Load them and reorder
|
|
if err = xl.storageDisks[3].DeleteFile(".minio.sys", "format.json"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err = xl.storageDisks[11].DeleteFile(".minio.sys", "format.json"); err != nil {
|
|
t.Fatal(err)
|
|
} */
|
|
|
|
// Remove the content of export dir 10 but preserve .minio.sys because it is automatically
|
|
// created when minio starts
|
|
for i := 3; i <= 5; i++ {
|
|
if err = xl.storageDisks[i].DeleteFile(".minio.sys", "format.json"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err = xl.storageDisks[i].DeleteFile(".minio.sys", "tmp"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err = xl.storageDisks[i].DeleteFile(bucket, object+"/xl.json"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err = xl.storageDisks[i].DeleteFile(bucket, object+"/part.1"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err = xl.storageDisks[i].DeleteVol(bucket); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
permutedStorageDisks := []StorageAPI{xl.storageDisks[1], xl.storageDisks[4],
|
|
xl.storageDisks[2], xl.storageDisks[8], xl.storageDisks[6], xl.storageDisks[7],
|
|
xl.storageDisks[0], xl.storageDisks[15], xl.storageDisks[13], xl.storageDisks[14],
|
|
xl.storageDisks[3], xl.storageDisks[10], xl.storageDisks[12], xl.storageDisks[9],
|
|
xl.storageDisks[5], xl.storageDisks[11]}
|
|
|
|
// Start healing disks
|
|
err = healFormatXLFreshDisks(permutedStorageDisks)
|
|
if err != nil {
|
|
t.Fatal("healing corrupted disk failed: ", err)
|
|
}
|
|
|
|
// Load again XL format.json to validate it
|
|
_, err = loadFormatXL(permutedStorageDisks)
|
|
if err != nil {
|
|
t.Fatal("loading healed disk failed: ", err)
|
|
}
|
|
|
|
// Clean all
|
|
removeRoots(fsDirs)
|
|
}
|
|
|
|
// Simulate XL disks creation, delete some format.json and remove the content of
|
|
// a given disk to test healing a corrupted disk
|
|
func TestFormatXLHealCorruptedDisks(t *testing.T) {
|
|
// Create an instance of xl backend.
|
|
obj, fsDirs, err := getXLObjectLayer()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
xl := obj.(xlObjects)
|
|
|
|
err = obj.MakeBucket("bucket")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
bucket := "bucket"
|
|
object := "object"
|
|
|
|
_, err = obj.PutObject(bucket, object, int64(len("abcd")), bytes.NewReader([]byte("abcd")), nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Now, remove two format files.. Load them and reorder
|
|
if err = xl.storageDisks[3].DeleteFile(".minio.sys", "format.json"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err = xl.storageDisks[11].DeleteFile(".minio.sys", "format.json"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Remove the content of export dir 10 but preserve .minio.sys because it is automatically
|
|
// created when minio starts
|
|
if err = xl.storageDisks[10].DeleteFile(".minio.sys", "format.json"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err = xl.storageDisks[10].DeleteFile(".minio.sys", "tmp"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err = xl.storageDisks[10].DeleteFile(bucket, object+"/xl.json"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err = xl.storageDisks[10].DeleteFile(bucket, object+"/part.1"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err = xl.storageDisks[10].DeleteVol(bucket); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
permutedStorageDisks := []StorageAPI{xl.storageDisks[1], xl.storageDisks[4],
|
|
xl.storageDisks[2], xl.storageDisks[8], xl.storageDisks[6], xl.storageDisks[7],
|
|
xl.storageDisks[0], xl.storageDisks[15], xl.storageDisks[13], xl.storageDisks[14],
|
|
xl.storageDisks[3], xl.storageDisks[10], xl.storageDisks[12], xl.storageDisks[9],
|
|
xl.storageDisks[5], xl.storageDisks[11]}
|
|
|
|
// Start healing disks
|
|
err = healFormatXLCorruptedDisks(permutedStorageDisks)
|
|
if err != nil {
|
|
t.Fatal("healing corrupted disk failed: ", err)
|
|
}
|
|
|
|
// Load again XL format.json to validate it
|
|
_, err = loadFormatXL(permutedStorageDisks)
|
|
if err != nil {
|
|
t.Fatal("loading healed disk failed: ", err)
|
|
}
|
|
|
|
// Clean all
|
|
removeRoots(fsDirs)
|
|
}
|
|
|
|
// Test on ReorderByInspection by simulating creating disks and removing
|
|
// some of format.json
|
|
func TestFormatXLReorderByInspection(t *testing.T) {
|
|
// Create an instance of xl backend.
|
|
obj, fsDirs, err := getXLObjectLayer()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
xl := obj.(xlObjects)
|
|
|
|
err = obj.MakeBucket("bucket")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
bucket := "bucket"
|
|
object := "object"
|
|
|
|
_, err = obj.PutObject(bucket, object, int64(len("abcd")), bytes.NewReader([]byte("abcd")), nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Now, remove two format files.. Load them and reorder
|
|
if err = xl.storageDisks[3].DeleteFile(".minio.sys", "format.json"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err = xl.storageDisks[5].DeleteFile(".minio.sys", "format.json"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
permutedStorageDisks := []StorageAPI{xl.storageDisks[1], xl.storageDisks[4],
|
|
xl.storageDisks[2], xl.storageDisks[8], xl.storageDisks[6], xl.storageDisks[7],
|
|
xl.storageDisks[0], xl.storageDisks[15], xl.storageDisks[13], xl.storageDisks[14],
|
|
xl.storageDisks[3], xl.storageDisks[10], xl.storageDisks[12], xl.storageDisks[9],
|
|
xl.storageDisks[5], xl.storageDisks[11]}
|
|
|
|
permutedFormatConfigs, _ := loadAllFormats(permutedStorageDisks)
|
|
|
|
orderedDisks, err := reorderDisks(permutedStorageDisks, permutedFormatConfigs)
|
|
if err != nil {
|
|
t.Fatal("error reordering disks\n")
|
|
}
|
|
|
|
orderedDisks, err = reorderDisksByInspection(orderedDisks, permutedStorageDisks, permutedFormatConfigs)
|
|
if err != nil {
|
|
t.Fatal("failed to reorder disk by inspection")
|
|
}
|
|
|
|
// Check disks reordering
|
|
for i := 0; i <= 15; i++ {
|
|
if orderedDisks[i] == nil && i != 3 && i != 5 {
|
|
t.Fatal("should not be nil")
|
|
}
|
|
if orderedDisks[i] != nil && orderedDisks[i] != xl.storageDisks[i] {
|
|
t.Fatal("Disks were not ordered correctly.")
|
|
}
|
|
}
|
|
|
|
removeRoots(fsDirs)
|
|
}
|
|
|
|
// Wrapper for calling FormatXL tests - currently validates
|
|
// - valid format
|
|
// - unrecognized version number
|
|
// - invalid JBOD
|
|
// - invalid Disk uuid
|
|
func TestFormatXL(t *testing.T) {
|
|
formatInputCases := [][]*formatConfigV1{
|
|
genFormatXLValid(),
|
|
genFormatXLInvalidVersion(),
|
|
genFormatXLInvalidJBOD(),
|
|
genFormatXLInvalidDisks(),
|
|
genFormatXLInvalidDisksOrder(),
|
|
}
|
|
testCases := []struct {
|
|
formatConfigs []*formatConfigV1
|
|
shouldPass bool
|
|
}{
|
|
{
|
|
formatConfigs: formatInputCases[0],
|
|
shouldPass: true,
|
|
},
|
|
{
|
|
formatConfigs: formatInputCases[1],
|
|
shouldPass: false,
|
|
},
|
|
{
|
|
formatConfigs: formatInputCases[2],
|
|
shouldPass: false,
|
|
},
|
|
{
|
|
formatConfigs: formatInputCases[3],
|
|
shouldPass: false,
|
|
},
|
|
{
|
|
formatConfigs: formatInputCases[4],
|
|
shouldPass: false,
|
|
},
|
|
}
|
|
|
|
for i, testCase := range testCases {
|
|
err := checkFormatXL(testCase.formatConfigs)
|
|
if err != nil && testCase.shouldPass {
|
|
t.Errorf("Test %d: Expected to pass but failed with %s", i+1, err)
|
|
}
|
|
if err == nil && !testCase.shouldPass {
|
|
t.Errorf("Test %d: Expected to fail but passed instead", i+1)
|
|
}
|
|
}
|
|
}
|
|
|
|
// Tests uuid order verification function.
|
|
func TestSavedUUIDOrder(t *testing.T) {
|
|
uuidTestCases := make([]struct {
|
|
uuid string
|
|
shouldPass bool
|
|
}, 8)
|
|
jbod := make([]string, 8)
|
|
formatConfigs := make([]*formatConfigV1, 8)
|
|
for index := range jbod {
|
|
jbod[index] = getUUID()
|
|
uuidTestCases[index].uuid = jbod[index]
|
|
uuidTestCases[index].shouldPass = true
|
|
}
|
|
for index := range jbod {
|
|
formatConfigs[index] = &formatConfigV1{
|
|
Version: "1",
|
|
Format: "xl",
|
|
XL: &xlFormat{
|
|
Version: "1",
|
|
Disk: jbod[index],
|
|
JBOD: jbod,
|
|
},
|
|
}
|
|
}
|
|
// Re order jbod for failure case.
|
|
var jbod1 = make([]string, 8)
|
|
for i, j := range jbod {
|
|
jbod1[i] = j
|
|
}
|
|
jbod1[1], jbod1[2] = jbod[2], jbod[1]
|
|
formatConfigs[2].XL.JBOD = jbod1
|
|
uuidTestCases[1].shouldPass = false
|
|
uuidTestCases[2].shouldPass = false
|
|
|
|
for i, testCase := range uuidTestCases {
|
|
// Is uuid present on all JBOD ?.
|
|
if testCase.shouldPass != isSavedUUIDInOrder(testCase.uuid, formatConfigs) {
|
|
t.Errorf("Test %d: Expected to pass but failed", i+1)
|
|
}
|
|
}
|
|
}
|
|
|