From 592f2f23a38a477e234693bccf381bb5d7185a1c Mon Sep 17 00:00:00 2001
From: Krishna Srinivas <634494+krishnasrinivas@users.noreply.github.com>
Date: Mon, 26 Oct 2020 18:48:47 -0700
Subject: [PATCH] fix: heal rejects objects with disk re-ordering issue
 (#10766)

---
 cmd/erasure-healing.go | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/cmd/erasure-healing.go b/cmd/erasure-healing.go
index 754aa5e2c..9143b90eb 100644
--- a/cmd/erasure-healing.go
+++ b/cmd/erasure-healing.go
@@ -221,6 +221,17 @@ func (er erasureObjects) healObject(ctx context.Context, bucket string, object s
 	partsMetadata []FileInfo, errs []error, latestFileInfo FileInfo,
 	dryRun bool, remove bool, scanMode madmin.HealScanMode) (result madmin.HealResultItem, err error) {
 
+	for i, metadata := range shufflePartsMetadata(partsMetadata, latestFileInfo.Erasure.Distribution) {
+		if !metadata.IsValid() {
+			continue
+		}
+		if i != metadata.Erasure.Index-1 {
+			// FIXME: fix in the next release for objects which erasure.Index does not match
+			// with expected distribution.
+			return result, fmt.Errorf("Unable to heal object %s, disk ordering issue detected", pathJoin(bucket, object))
+		}
+	}
+
 	dataBlocks := latestFileInfo.Erasure.DataBlocks
 
 	storageDisks := er.getDisks()