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Layer LimitReader responsibly allowing sign verification to work (#2821)

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master
Krishnan Parthasarathi 8 years ago committed by Harshavardhana
parent ddeb8242d8
commit 83e6e1060e
1 changed files with 3 additions and 2 deletions
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  1. 5
      cmd/xl-v1-multipart.go

5
cmd/xl-v1-multipart.go
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@ -387,15 +387,16 @@ func (xl xlObjects) PutObjectPart(bucket, object, uploadID string, partID int, s
// Initialize md5 writer. // Initialize md5 writer.
md5Writer := md5.New() md5Writer := md5.New()
lreader := data
// Limit the reader to its provided size > 0. // Limit the reader to its provided size > 0.
if size > 0 { if size > 0 {
// This is done so that we can avoid erroneous clients sending // This is done so that we can avoid erroneous clients sending
// more data than the set content size. // more data than the set content size.
data = io.LimitReader(data, size) lreader = io.LimitReader(data, size)
} // else we read till EOF. } // else we read till EOF.
// Construct a tee reader for md5sum. // Construct a tee reader for md5sum.
teeReader := io.TeeReader(data, md5Writer) teeReader := io.TeeReader(lreader, md5Writer)
// Erasure code data and write across all disks. // Erasure code data and write across all disks.
sizeWritten, checkSums, err := erasureCreateFile(onlineDisks, minioMetaBucket, tmpPartPath, teeReader, xlMeta.Erasure.BlockSize, xl.dataBlocks, xl.parityBlocks, bitRotAlgo, xl.writeQuorum) sizeWritten, checkSums, err := erasureCreateFile(onlineDisks, minioMetaBucket, tmpPartPath, teeReader, xlMeta.Erasure.BlockSize, xl.dataBlocks, xl.parityBlocks, bitRotAlgo, xl.writeQuorum)

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