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fix: add more protection distribution to match EcIndex (#10772)

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allows for more stricter validation in picking up the right
set of disks for reconstruction.
This commit is contained in:
Harshavardhana
2020-10-28 00:09:15 -07:00
committed by GitHub
parent 858e2a43df
commit 5b30bbda92
9 changed files with 115 additions and 37 deletions
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6
cmd/erasure-multipart.go
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@@ -302,6 +302,8 @@ func (er erasureObjects) newMultipartUpload(ctx context.Context, bucket string,
partsMetadata[i] = fi
}
onlineDisks, partsMetadata = shuffleDisksAndPartsMetadata(onlineDisks, partsMetadata, fi.Erasure.Distribution)
var err error
// Write updated `xl.meta` to all disks.
onlineDisks, err = writeUniqueFileInfo(ctx, onlineDisks, minioMetaTmpBucket, tempUploadIDPath, partsMetadata, writeQuorum)
@@ -743,10 +745,8 @@ func (er erasureObjects) CompleteMultipartUpload(ctx context.Context, bucket str
}
// Order online disks in accordance with distribution order.
onlineDisks = shuffleDisks(onlineDisks, fi.Erasure.Distribution)
// Order parts metadata in accordance with distribution order.
partsMetadata = shufflePartsMetadata(partsMetadata, fi.Erasure.Distribution)
onlineDisks, partsMetadata = shuffleDisksAndPartsMetadataByIndex(onlineDisks, partsMetadata, fi.Erasure.Distribution)
// Save current erasure metadata for validation.
var currentFI = fi