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fix: do not crash PutObjectTags when node is down (#10940)

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fixes #10939
This commit is contained in:
Harshavardhana
2020-11-20 09:10:48 -08:00
committed by GitHub
parent 251c1ef6da
commit 95675b0c9a
3 changed files with 35 additions and 30 deletions
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10
cmd/erasure-multipart.go
View File

@@ -819,10 +819,12 @@ func (er erasureObjects) CompleteMultipartUpload(ctx context.Context, bucket str
// Update all erasure metadata, make sure to not modify fields like
// checksum which are different on each disks.
for index := range partsMetadata {
partsMetadata[index].Size = fi.Size
partsMetadata[index].ModTime = fi.ModTime
partsMetadata[index].Metadata = fi.Metadata
partsMetadata[index].Parts = fi.Parts
if partsMetadata[index].IsValid() {
partsMetadata[index].Size = fi.Size
partsMetadata[index].ModTime = fi.ModTime
partsMetadata[index].Metadata = fi.Metadata
partsMetadata[index].Parts = fi.Parts
}
}
// Write final `xl.meta` at uploadID location

47
cmd/erasure-object.go
View File

@@ -75,9 +75,6 @@ func (er erasureObjects) CopyObject(ctx context.Context, srcBucket, srcObject, d
if err != nil {
return oi, toObjectErr(err, srcBucket, srcObject)
}
onlineDisks, metaArr = shuffleDisksAndPartsMetadataByIndex(onlineDisks, metaArr, fi.Erasure.Distribution)
if fi.Deleted {
if srcOpts.VersionID == "" {
return oi, toObjectErr(errFileNotFound, srcBucket, srcObject)
@@ -85,6 +82,8 @@ func (er erasureObjects) CopyObject(ctx context.Context, srcBucket, srcObject, d
return fi.ToObjectInfo(srcBucket, srcObject), toObjectErr(errMethodNotAllowed, srcBucket, srcObject)
}
onlineDisks, metaArr = shuffleDisksAndPartsMetadataByIndex(onlineDisks, metaArr, fi.Erasure.Distribution)
versionID := srcInfo.VersionID
if srcInfo.versionOnly {
versionID = dstOpts.VersionID
@@ -105,9 +104,11 @@ func (er erasureObjects) CopyObject(ctx context.Context, srcBucket, srcObject, d
// Update `xl.meta` content on each disks.
for index := range metaArr {
metaArr[index].ModTime = modTime
metaArr[index].VersionID = versionID
metaArr[index].Metadata = srcInfo.UserDefined
if metaArr[index].IsValid() {
metaArr[index].ModTime = modTime
metaArr[index].VersionID = versionID
metaArr[index].Metadata = srcInfo.UserDefined
}
}
tempObj := mustGetUUID()
@@ -293,6 +294,9 @@ func (er erasureObjects) getObjectWithFileInfo(ctx context.Context, bucket, obje
if disk == OfflineDisk {
continue
}
if !metaArr[index].IsValid() {
continue
}
checksumInfo := metaArr[index].Erasure.GetChecksumInfo(partNumber)
partPath := pathJoin(object, metaArr[index].DataDir, fmt.Sprintf("part.%d", partNumber))
readers[index] = newBitrotReader(disk, bucket, partPath, tillOffset,
@@ -1071,9 +1075,6 @@ func (er erasureObjects) PutObjectTags(ctx context.Context, bucket, object strin
if err != nil {
return toObjectErr(err, bucket, object)
}
onlineDisks, metaArr = shuffleDisksAndPartsMetadataByIndex(onlineDisks, metaArr, fi.Erasure.Distribution)
if fi.Deleted {
if opts.VersionID == "" {
return toObjectErr(errFileNotFound, bucket, object)
@@ -1081,22 +1082,20 @@ func (er erasureObjects) PutObjectTags(ctx context.Context, bucket, object strin
return toObjectErr(errMethodNotAllowed, bucket, object)
}
for i, fi := range metaArr {
if errs[i] != nil {
// Avoid disks where loading metadata fail
continue
onlineDisks, metaArr = shuffleDisksAndPartsMetadataByIndex(onlineDisks, metaArr, fi.Erasure.Distribution)
for i, metaFi := range metaArr {
if metaFi.IsValid() {
// clean fi.Meta of tag key, before updating the new tags
delete(metaFi.Metadata, xhttp.AmzObjectTagging)
// Don't update for empty tags
if tags != "" {
metaFi.Metadata[xhttp.AmzObjectTagging] = tags
}
for k, v := range opts.UserDefined {
metaFi.Metadata[k] = v
}
metaArr[i].Metadata = metaFi.Metadata
}
// clean fi.Meta of tag key, before updating the new tags
delete(fi.Metadata, xhttp.AmzObjectTagging)
// Don't update for empty tags
if tags != "" {
fi.Metadata[xhttp.AmzObjectTagging] = tags
}
for k, v := range opts.UserDefined {
fi.Metadata[k] = v
}
metaArr[i].Metadata = fi.Metadata
}
tempObj := mustGetUUID()