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make sure to preserve checksumInfo to lookup older hash (#11940)

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upgrading from 2yr old releases is expected to work,
the issue was we were missing checksum info to be
passed down to newBitrotReader() for whole bitrot
calculation
This commit is contained in:
Harshavardhana 2021-03-31 21:14:08 -07:00 committed by GitHub
parent 3c571472e0
commit f966fbc4a3
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 4 additions and 1 deletions
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5
cmd/erasure-healing.go
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@ -367,10 +367,12 @@ func (er erasureObjects) healObject(ctx context.Context, bucket string, object s
tmpID := mustGetUUID()
migrateDataDir := mustGetUUID()
copyPartsMetadata := make([]FileInfo, len(partsMetadata))
for i := range outDatedDisks {
if outDatedDisks[i] == nil {
continue
}
copyPartsMetadata[i] = partsMetadata[i]
partsMetadata[i] = cleanFileInfo(latestMeta)
}
@ -392,6 +394,7 @@ func (er erasureObjects) healObject(ctx context.Context, bucket string, object s
latestDisks = shuffleDisks(availableDisks, latestMeta.Erasure.Distribution)
outDatedDisks = shuffleDisks(outDatedDisks, latestMeta.Erasure.Distribution)
partsMetadata = shufflePartsMetadata(partsMetadata, latestMeta.Erasure.Distribution)
copyPartsMetadata = shufflePartsMetadata(copyPartsMetadata, latestMeta.Erasure.Distribution)
// Heal each part. erasureHealFile() will write the healed
// part to .minio/tmp/uuid/ which needs to be renamed later to
@ -415,7 +418,7 @@ func (er erasureObjects) healObject(ctx context.Context, bucket string, object s
if disk == OfflineDisk {
continue
}
checksumInfo := partsMetadata[i].Erasure.GetChecksumInfo(partNumber)
checksumInfo := copyPartsMetadata[i].Erasure.GetChecksumInfo(partNumber)
partPath := pathJoin(object, dataDir, fmt.Sprintf("part.%d", partNumber))
if latestMeta.XLV1 {
partPath = pathJoin(object, fmt.Sprintf("part.%d", partNumber))