mirror of https://github.com/minio/minio.git
1054 lines
26 KiB
Go
1054 lines
26 KiB
Go
/*
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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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"testing"
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)
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// generates a valid format.json for XL backend.
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func genFormatXLValid() []*formatConfigV1 {
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jbod := make([]string, 8)
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formatConfigs := make([]*formatConfigV1, 8)
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for index := range jbod {
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jbod[index] = getUUID()
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}
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for index := range jbod {
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formatConfigs[index] = &formatConfigV1{
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Version: "1",
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Format: "xl",
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XL: &xlFormat{
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Version: "1",
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Disk: jbod[index],
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JBOD: jbod,
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},
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}
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}
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return formatConfigs
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}
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// generates a invalid format.json version for XL backend.
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func genFormatXLInvalidVersion() []*formatConfigV1 {
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jbod := make([]string, 8)
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formatConfigs := make([]*formatConfigV1, 8)
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for index := range jbod {
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jbod[index] = getUUID()
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}
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for index := range jbod {
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formatConfigs[index] = &formatConfigV1{
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Version: "1",
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Format: "xl",
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XL: &xlFormat{
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Version: "1",
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Disk: jbod[index],
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JBOD: jbod,
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},
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}
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}
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// Corrupt version numbers.
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formatConfigs[0].Version = "2"
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formatConfigs[3].Version = "-1"
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return formatConfigs
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}
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// generates a invalid format.json version for XL backend.
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func genFormatXLInvalidFormat() []*formatConfigV1 {
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jbod := make([]string, 8)
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formatConfigs := make([]*formatConfigV1, 8)
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for index := range jbod {
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jbod[index] = getUUID()
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}
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for index := range jbod {
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formatConfigs[index] = &formatConfigV1{
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Version: "1",
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Format: "xl",
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XL: &xlFormat{
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Version: "1",
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Disk: jbod[index],
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JBOD: jbod,
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},
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}
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}
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// Corrupt version numbers.
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formatConfigs[0].Format = "lx"
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formatConfigs[3].Format = "lx"
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return formatConfigs
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}
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// generates a invalid format.json version for XL backend.
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func genFormatXLInvalidXLVersion() []*formatConfigV1 {
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jbod := make([]string, 8)
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formatConfigs := make([]*formatConfigV1, 8)
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for index := range jbod {
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jbod[index] = getUUID()
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}
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for index := range jbod {
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formatConfigs[index] = &formatConfigV1{
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Version: "1",
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Format: "xl",
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XL: &xlFormat{
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Version: "1",
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Disk: jbod[index],
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JBOD: jbod,
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},
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}
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}
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// Corrupt version numbers.
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formatConfigs[0].XL.Version = "10"
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formatConfigs[3].XL.Version = "-1"
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return formatConfigs
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}
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func genFormatFS() *formatConfigV1 {
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return &formatConfigV1{
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Version: "1",
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Format: "fs",
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}
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}
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// generates a invalid format.json version for XL backend.
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func genFormatXLInvalidJBODCount() []*formatConfigV1 {
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jbod := make([]string, 7)
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formatConfigs := make([]*formatConfigV1, 8)
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for index := range jbod {
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jbod[index] = getUUID()
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}
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for index := range jbod {
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formatConfigs[index] = &formatConfigV1{
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Version: "1",
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Format: "xl",
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XL: &xlFormat{
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Version: "1",
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Disk: jbod[index],
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JBOD: jbod,
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},
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}
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}
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return formatConfigs
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}
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// generates a invalid format.json JBOD for XL backend.
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func genFormatXLInvalidJBOD() []*formatConfigV1 {
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jbod := make([]string, 8)
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formatConfigs := make([]*formatConfigV1, 8)
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for index := range jbod {
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jbod[index] = getUUID()
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}
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for index := range jbod {
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formatConfigs[index] = &formatConfigV1{
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Version: "1",
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Format: "xl",
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XL: &xlFormat{
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Version: "1",
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Disk: jbod[index],
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JBOD: jbod,
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},
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}
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}
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for index := range jbod {
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jbod[index] = getUUID()
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}
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// Corrupt JBOD entries on disk 6 and disk 8.
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formatConfigs[5].XL.JBOD = jbod
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formatConfigs[7].XL.JBOD = jbod
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return formatConfigs
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}
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// generates a invalid format.json Disk UUID for XL backend.
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func genFormatXLInvalidDisks() []*formatConfigV1 {
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jbod := make([]string, 8)
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formatConfigs := make([]*formatConfigV1, 8)
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for index := range jbod {
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jbod[index] = getUUID()
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}
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for index := range jbod {
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formatConfigs[index] = &formatConfigV1{
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Version: "1",
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Format: "xl",
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XL: &xlFormat{
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Version: "1",
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Disk: jbod[index],
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JBOD: jbod,
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},
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}
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}
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// Make disk 5 and disk 8 have inconsistent disk uuid's.
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formatConfigs[4].XL.Disk = getUUID()
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formatConfigs[7].XL.Disk = getUUID()
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return formatConfigs
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}
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// generates a invalid format.json Disk UUID in wrong order for XL backend.
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func genFormatXLInvalidDisksOrder() []*formatConfigV1 {
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jbod := make([]string, 8)
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formatConfigs := make([]*formatConfigV1, 8)
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for index := range jbod {
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jbod[index] = getUUID()
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}
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for index := range jbod {
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formatConfigs[index] = &formatConfigV1{
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Version: "1",
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Format: "xl",
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XL: &xlFormat{
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Version: "1",
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Disk: jbod[index],
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JBOD: jbod,
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},
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}
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}
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// Re order jbod for failure case.
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var jbod1 = make([]string, 8)
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for i, j := range jbod {
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jbod1[i] = j
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}
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jbod1[1], jbod1[2] = jbod[2], jbod[1]
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formatConfigs[2].XL.JBOD = jbod1
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return formatConfigs
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}
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func prepareFormatXLHealFreshDisks(obj ObjectLayer) ([]StorageAPI, error) {
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var err error
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xl := obj.(xlObjects)
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err = obj.MakeBucket("bucket")
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if err != nil {
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return []StorageAPI{}, err
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}
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bucket := "bucket"
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object := "object"
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sha256sum := ""
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_, err = obj.PutObject(bucket, object, int64(len("abcd")), bytes.NewReader([]byte("abcd")), nil, sha256sum)
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if err != nil {
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return []StorageAPI{}, err
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}
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// Remove the content of export dir 10 but preserve .minio.sys because it is automatically
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// created when minio starts
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for i := 3; i <= 5; i++ {
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if err = xl.storageDisks[i].DeleteFile(".minio.sys", "format.json"); err != nil {
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return []StorageAPI{}, err
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}
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if err = xl.storageDisks[i].DeleteFile(".minio.sys", "tmp"); err != nil {
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return []StorageAPI{}, err
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}
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if err = xl.storageDisks[i].DeleteFile(bucket, object+"/xl.json"); err != nil {
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return []StorageAPI{}, err
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}
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if err = xl.storageDisks[i].DeleteFile(bucket, object+"/part.1"); err != nil {
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return []StorageAPI{}, err
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}
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if err = xl.storageDisks[i].DeleteVol(bucket); err != nil {
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return []StorageAPI{}, err
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}
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}
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permutedStorageDisks := []StorageAPI{xl.storageDisks[1], xl.storageDisks[4],
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xl.storageDisks[2], xl.storageDisks[8], xl.storageDisks[6], xl.storageDisks[7],
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xl.storageDisks[0], xl.storageDisks[15], xl.storageDisks[13], xl.storageDisks[14],
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xl.storageDisks[3], xl.storageDisks[10], xl.storageDisks[12], xl.storageDisks[9],
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xl.storageDisks[5], xl.storageDisks[11]}
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return permutedStorageDisks, nil
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}
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func TestFormatXLHealFreshDisks(t *testing.T) {
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nDisks := 16
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fsDirs, err := getRandomDisks(nDisks)
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if err != nil {
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t.Fatal(err)
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}
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// Create an instance of xl backend.
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obj, _, err := initObjectLayer(fsDirs, nil)
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if err != nil {
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t.Error(err)
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}
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storageDisks, err := prepareFormatXLHealFreshDisks(obj)
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if err != nil {
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t.Fatal(err)
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}
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// Start healing disks
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err = healFormatXLFreshDisks(storageDisks)
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if err != nil {
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t.Fatal("healing corrupted disk failed: ", err)
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}
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// Load again XL format.json to validate it
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_, err = loadFormatXL(storageDisks)
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if err != nil {
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t.Fatal("loading healed disk failed: ", err)
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}
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// Clean all
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removeRoots(fsDirs)
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}
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func TestFormatXLHealFreshDisksErrorExpected(t *testing.T) {
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nDisks := 16
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fsDirs, err := getRandomDisks(nDisks)
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if err != nil {
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t.Fatal(err)
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}
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// Create an instance of xl backend.
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obj, _, err := initObjectLayer(fsDirs, nil)
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if err != nil {
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t.Error(err)
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}
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storageDisks, err := prepareFormatXLHealFreshDisks(obj)
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if err != nil {
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t.Fatal(err)
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}
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// Prepares all disks are offline.
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prepareNOfflineDisks(storageDisks, 16, t)
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// Load again XL format.json to validate it
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_, err = loadFormatXL(storageDisks)
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if err == nil {
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t.Fatal("loading format disk error")
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}
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storageDisks[3] = nil
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err = healFormatXLFreshDisks(storageDisks)
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if err != nil {
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t.Fatal("didn't get nil when one disk is offline")
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}
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// Clean all
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removeRoots(fsDirs)
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}
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// Simulate XL disks creation, delete some format.json and remove the content of
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// a given disk to test healing a corrupted disk
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func TestFormatXLHealCorruptedDisks(t *testing.T) {
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// Create an instance of xl backend.
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obj, fsDirs, err := prepareXL()
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if err != nil {
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t.Fatal(err)
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}
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xl := obj.(xlObjects)
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err = obj.MakeBucket("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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sha256sum := ""
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_, err = obj.PutObject(bucket, object, int64(len("abcd")), bytes.NewReader([]byte("abcd")), nil, sha256sum)
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if err != nil {
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t.Fatal(err)
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}
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// Now, remove two format files.. Load them and reorder
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if err = xl.storageDisks[3].DeleteFile(".minio.sys", "format.json"); err != nil {
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t.Fatal(err)
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}
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if err = xl.storageDisks[11].DeleteFile(".minio.sys", "format.json"); err != nil {
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t.Fatal(err)
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}
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// Remove the content of export dir 10 but preserve .minio.sys because it is automatically
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// created when minio starts
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if err = xl.storageDisks[10].DeleteFile(".minio.sys", "format.json"); err != nil {
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t.Fatal(err)
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}
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if err = xl.storageDisks[10].DeleteFile(".minio.sys", "tmp"); err != nil {
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t.Fatal(err)
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}
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if err = xl.storageDisks[10].DeleteFile(bucket, object+"/xl.json"); err != nil {
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t.Fatal(err)
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}
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if err = xl.storageDisks[10].DeleteFile(bucket, object+"/part.1"); err != nil {
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t.Fatal(err)
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}
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if err = xl.storageDisks[10].DeleteVol(bucket); err != nil {
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t.Fatal(err)
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}
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permutedStorageDisks := []StorageAPI{xl.storageDisks[1], xl.storageDisks[4],
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xl.storageDisks[2], xl.storageDisks[8], xl.storageDisks[6], xl.storageDisks[7],
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xl.storageDisks[0], xl.storageDisks[15], xl.storageDisks[13], xl.storageDisks[14],
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xl.storageDisks[3], xl.storageDisks[10], xl.storageDisks[12], xl.storageDisks[9],
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xl.storageDisks[5], xl.storageDisks[11]}
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// Start healing disks
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err = healFormatXLCorruptedDisks(permutedStorageDisks)
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if err != nil {
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t.Fatal("healing corrupted disk failed: ", err)
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}
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// Load again XL format.json to validate it
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_, err = loadFormatXL(permutedStorageDisks)
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if err != nil {
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t.Fatal("loading healed disk failed: ", err)
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}
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// Clean all
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removeRoots(fsDirs)
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}
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// Test on ReorderByInspection by simulating creating disks and removing
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// some of format.json
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func TestFormatXLReorderByInspection(t *testing.T) {
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// Create an instance of xl backend.
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obj, fsDirs, err := prepareXL()
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if err != nil {
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t.Fatal(err)
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}
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xl := obj.(xlObjects)
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err = obj.MakeBucket("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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sha256sum := ""
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_, err = obj.PutObject(bucket, object, int64(len("abcd")), bytes.NewReader([]byte("abcd")), nil, sha256sum)
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if err != nil {
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t.Fatal(err)
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}
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// Now, remove two format files.. Load them and reorder
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if err = xl.storageDisks[3].DeleteFile(".minio.sys", "format.json"); err != nil {
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t.Fatal(err)
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}
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if err = xl.storageDisks[5].DeleteFile(".minio.sys", "format.json"); err != nil {
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t.Fatal(err)
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}
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permutedStorageDisks := []StorageAPI{xl.storageDisks[1], xl.storageDisks[4],
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xl.storageDisks[2], xl.storageDisks[8], xl.storageDisks[6], xl.storageDisks[7],
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xl.storageDisks[0], xl.storageDisks[15], xl.storageDisks[13], xl.storageDisks[14],
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xl.storageDisks[3], xl.storageDisks[10], xl.storageDisks[12], xl.storageDisks[9],
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xl.storageDisks[5], xl.storageDisks[11]}
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permutedFormatConfigs, _ := loadAllFormats(permutedStorageDisks)
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orderedDisks, err := reorderDisks(permutedStorageDisks, permutedFormatConfigs)
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if err != nil {
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t.Fatal("error reordering disks\n")
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}
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orderedDisks, err = reorderDisksByInspection(orderedDisks, permutedStorageDisks, permutedFormatConfigs)
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if err != nil {
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t.Fatal("failed to reorder disk by inspection")
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}
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// Check disks reordering
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for i := 0; i <= 15; i++ {
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if orderedDisks[i] == nil && i != 3 && i != 5 {
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t.Fatal("should not be nil")
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}
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if orderedDisks[i] != nil && orderedDisks[i] != xl.storageDisks[i] {
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t.Fatal("Disks were not ordered correctly.")
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}
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}
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|
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removeRoots(fsDirs)
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}
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|
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// Wrapper for calling FormatXL tests - currently validates
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// - valid format
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// - unrecognized version number
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// - unrecognized format tag
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// - unrecognized xl version
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// - wrong number of JBOD entries
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// - invalid JBOD
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// - invalid Disk uuid
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func TestFormatXL(t *testing.T) {
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formatInputCases := [][]*formatConfigV1{
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genFormatXLValid(),
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genFormatXLInvalidVersion(),
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genFormatXLInvalidFormat(),
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genFormatXLInvalidXLVersion(),
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genFormatXLInvalidJBODCount(),
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genFormatXLInvalidJBOD(),
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genFormatXLInvalidDisks(),
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genFormatXLInvalidDisksOrder(),
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}
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testCases := []struct {
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formatConfigs []*formatConfigV1
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shouldPass bool
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}{
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{
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formatConfigs: formatInputCases[0],
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shouldPass: true,
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},
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{
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formatConfigs: formatInputCases[1],
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shouldPass: false,
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},
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{
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formatConfigs: formatInputCases[2],
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shouldPass: false,
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},
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{
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formatConfigs: formatInputCases[3],
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shouldPass: false,
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},
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{
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formatConfigs: formatInputCases[4],
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shouldPass: false,
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},
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{
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formatConfigs: formatInputCases[5],
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shouldPass: false,
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},
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{
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formatConfigs: formatInputCases[6],
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shouldPass: false,
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},
|
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{
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formatConfigs: formatInputCases[7],
|
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shouldPass: false,
|
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},
|
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}
|
|
|
|
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)
|
|
}
|
|
}
|
|
}
|
|
|
|
// Test initFormatXL() when disks are expected to return errors
|
|
func TestInitFormatXLErrors(t *testing.T) {
|
|
nDisks := 16
|
|
fsDirs, err := getRandomDisks(nDisks)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer removeRoots(fsDirs)
|
|
// Create an instance of xl backend.
|
|
obj, _, err := initObjectLayer(fsDirs, nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
xl := obj.(xlObjects)
|
|
|
|
testStorageDisks := make([]StorageAPI, 16)
|
|
|
|
// All disks API return disk not found
|
|
for i := 0; i < 16; i++ {
|
|
d := xl.storageDisks[i].(*posix)
|
|
testStorageDisks[i] = &naughtyDisk{disk: d, defaultErr: errDiskNotFound}
|
|
}
|
|
if err := initFormatXL(testStorageDisks); err != errDiskNotFound {
|
|
t.Fatal("Got a different error: ", err)
|
|
}
|
|
|
|
// All disks returns disk not found in the fourth call
|
|
for i := 0; i < 15; i++ {
|
|
d := xl.storageDisks[i].(*posix)
|
|
testStorageDisks[i] = &naughtyDisk{disk: d, defaultErr: errDiskNotFound, errors: map[int]error{0: nil, 1: nil, 2: nil}}
|
|
}
|
|
if err := initFormatXL(testStorageDisks); err != errDiskNotFound {
|
|
t.Fatal("Got a different error: ", err)
|
|
}
|
|
|
|
// All disks are nil (disk not found)
|
|
for i := 0; i < 15; i++ {
|
|
testStorageDisks[i] = nil
|
|
}
|
|
if err := initFormatXL(testStorageDisks); err != errDiskNotFound {
|
|
t.Fatal("Got a different error: ", err)
|
|
}
|
|
}
|
|
|
|
// Test for reduceFormatErrs()
|
|
func TestReduceFormatErrs(t *testing.T) {
|
|
// No error founds
|
|
if err := reduceFormatErrs([]error{nil, nil, nil, nil}, 4); err != nil {
|
|
t.Fatal("Err should be nil, found: ", err)
|
|
}
|
|
// One corrupted format
|
|
if err := reduceFormatErrs([]error{nil, nil, errCorruptedFormat, nil}, 4); err != errCorruptedFormat {
|
|
t.Fatal("Got a different error: ", err)
|
|
}
|
|
// All disks unformatted
|
|
if err := reduceFormatErrs([]error{errUnformattedDisk, errUnformattedDisk, errUnformattedDisk, errUnformattedDisk}, 4); err != errUnformattedDisk {
|
|
t.Fatal("Got a different error: ", err)
|
|
}
|
|
// Some disks unformatted
|
|
if err := reduceFormatErrs([]error{nil, nil, errUnformattedDisk, errUnformattedDisk}, 4); err != errSomeDiskUnformatted {
|
|
t.Fatal("Got a different error: ", err)
|
|
}
|
|
// Some disks offline
|
|
if err := reduceFormatErrs([]error{nil, nil, errDiskNotFound, errUnformattedDisk}, 4); err != errSomeDiskOffline {
|
|
t.Fatal("Got a different error: ", err)
|
|
}
|
|
}
|
|
|
|
// Tests for genericFormatCheck()
|
|
func TestGenericFormatCheck(t *testing.T) {
|
|
var errs []error
|
|
formatConfigs := genFormatXLInvalidJBOD()
|
|
|
|
// Some disks has corrupted formats, one faulty disk
|
|
errs = []error{nil, nil, errCorruptedFormat, errCorruptedFormat, errCorruptedFormat, errCorruptedFormat,
|
|
errCorruptedFormat, errFaultyDisk}
|
|
if err := genericFormatCheck(formatConfigs, errs); err != errCorruptedFormat {
|
|
t.Fatal("Got unexpected err: ", err)
|
|
}
|
|
|
|
// Many faulty disks
|
|
errs = []error{nil, nil, errFaultyDisk, errFaultyDisk, errFaultyDisk, errFaultyDisk,
|
|
errCorruptedFormat, errFaultyDisk}
|
|
if err := genericFormatCheck(formatConfigs, errs); err != errXLReadQuorum {
|
|
t.Fatal("Got unexpected err: ", err)
|
|
}
|
|
|
|
// All formats successfully loaded
|
|
errs = []error{nil, nil, nil, nil, nil, nil, nil, nil}
|
|
if err := genericFormatCheck(formatConfigs, errs); err == nil {
|
|
t.Fatalf("Should fail here")
|
|
}
|
|
errs = []error{nil}
|
|
if err := genericFormatCheck([]*formatConfigV1{genFormatFS()}, errs); err != nil {
|
|
t.Fatal("Got unexpected err: ", err)
|
|
}
|
|
errs = []error{errFaultyDisk}
|
|
if err := genericFormatCheck([]*formatConfigV1{genFormatFS()}, errs); err == nil {
|
|
t.Fatalf("Should fail here")
|
|
}
|
|
}
|
|
|
|
func TestLoadFormatXLErrs(t *testing.T) {
|
|
nDisks := 16
|
|
fsDirs, err := getRandomDisks(nDisks)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer removeRoots(fsDirs)
|
|
|
|
// Create an instance of xl backend.
|
|
obj, _, err := initObjectLayer(fsDirs, nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
xl := obj.(xlObjects)
|
|
|
|
xl.storageDisks[11] = nil
|
|
|
|
// disk 12 returns faulty disk
|
|
posixDisk, ok := xl.storageDisks[12].(*posix)
|
|
if !ok {
|
|
t.Fatal("storage disk is not *posix type")
|
|
}
|
|
xl.storageDisks[10] = newNaughtyDisk(posixDisk, nil, errFaultyDisk)
|
|
if _, err = loadFormatXL(xl.storageDisks); err != errFaultyDisk {
|
|
t.Fatal("Got an unexpected error: ", err)
|
|
}
|
|
|
|
removeRoots(fsDirs)
|
|
|
|
fsDirs, err = getRandomDisks(nDisks)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer removeRoots(fsDirs)
|
|
|
|
obj, _, err = initObjectLayer(fsDirs, nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
xl = obj.(xlObjects)
|
|
|
|
// disks 0..10 returns disk not found
|
|
for i := 0; i <= 10; i++ {
|
|
posixDisk, ok := xl.storageDisks[i].(*posix)
|
|
if !ok {
|
|
t.Fatal("storage disk is not *posix type")
|
|
}
|
|
xl.storageDisks[i] = newNaughtyDisk(posixDisk, nil, errDiskNotFound)
|
|
}
|
|
if _, err = loadFormatXL(xl.storageDisks); err != errXLReadQuorum {
|
|
t.Fatal("Got an unexpected error: ", err)
|
|
}
|
|
|
|
fsDirs, err = getRandomDisks(nDisks)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer removeRoots(fsDirs)
|
|
|
|
obj, _, err = initObjectLayer(fsDirs, nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
xl = obj.(xlObjects)
|
|
|
|
// disks 0..10 returns unformatted disk
|
|
for i := 0; i <= 10; i++ {
|
|
if err = xl.storageDisks[i].DeleteFile(".minio.sys", "format.json"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
if _, err = loadFormatXL(xl.storageDisks); err != errUnformattedDisk {
|
|
t.Fatal("Got an unexpected error: ", err)
|
|
}
|
|
|
|
fsDirs, err = getRandomDisks(nDisks)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer removeRoots(fsDirs)
|
|
|
|
obj, _, err = initObjectLayer(fsDirs, nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
xl = obj.(xlObjects)
|
|
|
|
// disks 0..15 returns is nil (disk not found)
|
|
for i := 0; i < 16; i++ {
|
|
xl.storageDisks[i] = nil
|
|
}
|
|
if _, err := loadFormatXL(xl.storageDisks); err != errDiskNotFound {
|
|
t.Fatal("Got an unexpected error: ", err)
|
|
}
|
|
}
|
|
|
|
// Tests for healFormatXLCorruptedDisks() with cases which lead to errors
|
|
func TestHealFormatXLCorruptedDisksErrs(t *testing.T) {
|
|
nDisks := 16
|
|
fsDirs, err := getRandomDisks(nDisks)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Everything is fine, should return nil
|
|
obj, _, err := initObjectLayer(fsDirs, nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
xl := obj.(xlObjects)
|
|
if err = healFormatXLCorruptedDisks(xl.storageDisks); err != nil {
|
|
t.Fatal("Got an unexpected error: ", err)
|
|
}
|
|
|
|
removeRoots(fsDirs)
|
|
|
|
fsDirs, err = getRandomDisks(nDisks)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Disks 0..15 are nil
|
|
obj, _, err = initObjectLayer(fsDirs, nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
xl = obj.(xlObjects)
|
|
for i := 0; i <= 15; i++ {
|
|
xl.storageDisks[i] = nil
|
|
}
|
|
if err = healFormatXLCorruptedDisks(xl.storageDisks); err != nil {
|
|
t.Fatal("Got an unexpected error: ", err)
|
|
}
|
|
removeRoots(fsDirs)
|
|
|
|
fsDirs, err = getRandomDisks(nDisks)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// One disk returns Faulty Disk
|
|
obj, _, err = initObjectLayer(fsDirs, nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
xl = obj.(xlObjects)
|
|
posixDisk, ok := xl.storageDisks[0].(*posix)
|
|
if !ok {
|
|
t.Fatal("storage disk is not *posix type")
|
|
}
|
|
xl.storageDisks[0] = newNaughtyDisk(posixDisk, nil, errFaultyDisk)
|
|
if err = healFormatXLCorruptedDisks(xl.storageDisks); err != errFaultyDisk {
|
|
t.Fatal("Got an unexpected error: ", err)
|
|
}
|
|
removeRoots(fsDirs)
|
|
|
|
fsDirs, err = getRandomDisks(nDisks)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// One disk is not found, heal corrupted disks should return nil
|
|
obj, _, err = initObjectLayer(fsDirs, nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
xl = obj.(xlObjects)
|
|
xl.storageDisks[0] = nil
|
|
if err = healFormatXLCorruptedDisks(xl.storageDisks); err != nil {
|
|
t.Fatal("Got an unexpected error: ", err)
|
|
}
|
|
removeRoots(fsDirs)
|
|
|
|
fsDirs, err = getRandomDisks(nDisks)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Remove format.json of all disks
|
|
obj, _, err = initObjectLayer(fsDirs, nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
xl = obj.(xlObjects)
|
|
for i := 0; i <= 15; i++ {
|
|
if err = xl.storageDisks[i].DeleteFile(".minio.sys", "format.json"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
if err = healFormatXLCorruptedDisks(xl.storageDisks); err != nil {
|
|
t.Fatal("Got an unexpected error: ", err)
|
|
}
|
|
removeRoots(fsDirs)
|
|
|
|
fsDirs, err = getRandomDisks(nDisks)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Corrupted format json in one disk
|
|
obj, _, err = initObjectLayer(fsDirs, nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
xl = obj.(xlObjects)
|
|
for i := 0; i <= 15; i++ {
|
|
if err = xl.storageDisks[i].AppendFile(".minio.sys", "format.json", []byte("corrupted data")); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
if err = healFormatXLCorruptedDisks(xl.storageDisks); err == nil {
|
|
t.Fatal("Should get a json parsing error, ")
|
|
}
|
|
removeRoots(fsDirs)
|
|
}
|
|
|
|
// Tests for healFormatXLFreshDisks() with cases which lead to errors
|
|
func TestHealFormatXLFreshDisksErrs(t *testing.T) {
|
|
nDisks := 16
|
|
fsDirs, err := getRandomDisks(nDisks)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Everything is fine, should return nil
|
|
obj, _, err := initObjectLayer(fsDirs, nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
xl := obj.(xlObjects)
|
|
if err = healFormatXLFreshDisks(xl.storageDisks); err != nil {
|
|
t.Fatal("Got an unexpected error: ", err)
|
|
}
|
|
removeRoots(fsDirs)
|
|
|
|
fsDirs, err = getRandomDisks(nDisks)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Disks 0..15 are nil
|
|
obj, _, err = initObjectLayer(fsDirs, nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
xl = obj.(xlObjects)
|
|
for i := 0; i <= 15; i++ {
|
|
xl.storageDisks[i] = nil
|
|
}
|
|
if err = healFormatXLFreshDisks(xl.storageDisks); err != nil {
|
|
t.Fatal("Got an unexpected error: ", err)
|
|
}
|
|
removeRoots(fsDirs)
|
|
|
|
fsDirs, err = getRandomDisks(nDisks)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// One disk returns Faulty Disk
|
|
obj, _, err = initObjectLayer(fsDirs, nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
xl = obj.(xlObjects)
|
|
posixDisk, ok := xl.storageDisks[0].(*posix)
|
|
if !ok {
|
|
t.Fatal("storage disk is not *posix type")
|
|
}
|
|
xl.storageDisks[0] = newNaughtyDisk(posixDisk, nil, errFaultyDisk)
|
|
if err = healFormatXLFreshDisks(xl.storageDisks); err != errFaultyDisk {
|
|
t.Fatal("Got an unexpected error: ", err)
|
|
}
|
|
removeRoots(fsDirs)
|
|
|
|
fsDirs, err = getRandomDisks(nDisks)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// One disk is not found, heal corrupted disks should return nil
|
|
obj, _, err = initObjectLayer(fsDirs, nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
xl = obj.(xlObjects)
|
|
xl.storageDisks[0] = nil
|
|
if err = healFormatXLFreshDisks(xl.storageDisks); err != nil {
|
|
t.Fatal("Got an unexpected error: ", err)
|
|
}
|
|
removeRoots(fsDirs)
|
|
|
|
fsDirs, err = getRandomDisks(nDisks)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Remove format.json of all disks
|
|
obj, _, err = initObjectLayer(fsDirs, nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
xl = obj.(xlObjects)
|
|
for i := 0; i <= 15; i++ {
|
|
if err = xl.storageDisks[i].DeleteFile(".minio.sys", "format.json"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
if err = healFormatXLFreshDisks(xl.storageDisks); err != nil {
|
|
t.Fatal("Got an unexpected error: ", err)
|
|
}
|
|
removeRoots(fsDirs)
|
|
|
|
fsDirs, err = getRandomDisks(nDisks)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Remove format.json of all disks
|
|
obj, _, err = initObjectLayer(fsDirs, nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
xl = obj.(xlObjects)
|
|
for i := 0; i <= 15; i++ {
|
|
if err = xl.storageDisks[i].DeleteFile(".minio.sys", "format.json"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
if err = healFormatXLFreshDisks(xl.storageDisks); err != nil {
|
|
t.Fatal("Got an unexpected error: ", err)
|
|
}
|
|
removeRoots(fsDirs)
|
|
|
|
}
|
|
|
|
// Tests for isFormatFound()
|
|
func TestIsFormatFound(t *testing.T) {
|
|
formats := genFormatXLValid()
|
|
if found := isFormatFound(formats); !found {
|
|
t.Fatal("isFormatFound() should not return false")
|
|
}
|
|
formats[0] = nil
|
|
if found := isFormatFound(formats); found {
|
|
t.Fatal("isFormatFound() should not return true")
|
|
}
|
|
}
|
|
|
|
// Tests for isFormatNotFound()
|
|
func TestIsFormatNotFound(t *testing.T) {
|
|
formats := genFormatXLValid()
|
|
if found := isFormatNotFound(formats); found {
|
|
t.Fatal("isFormatFound() should not return true")
|
|
}
|
|
formats[0] = nil
|
|
if found := isFormatNotFound(formats); found {
|
|
t.Fatal("isFormatFound() should not return true")
|
|
}
|
|
for idx := range formats {
|
|
formats[idx] = nil
|
|
}
|
|
if found := isFormatNotFound(formats); !found {
|
|
t.Fatal("isFormatFound() should not return false")
|
|
}
|
|
}
|