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fix: checksum CopyObject data before compression

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Signed-off-by: Feng Ruohang <rh@vonng.com>
This commit is contained in:
Feng Ruohang
2026-08-24 19:51:27 +08:00
parent 56c67dacf1
commit c0e7159771
4 changed files with 549 additions and 15 deletions
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cmd/erasure-object.go
+9 -5
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@@ -1485,11 +1485,15 @@ func (er erasureObjects) putObject(ctx context.Context, bucket string, object st
// over opts.WantChecksum.
if opts.WantServerSideChecksumType.IsSet() {
serverSideChecksum := r.RawServerSideChecksumResult()
if serverSideChecksum != nil {
fi.Checksum = serverSideChecksum.AppendTo(nil, nil)
if opts.EncryptFn != nil {
fi.Checksum = opts.EncryptFn("object-checksum", fi.Checksum)
}
if serverSideChecksum == nil || !serverSideChecksum.Valid() ||
serverSideChecksum.Type.Base() != opts.WantServerSideChecksumType.Base() {
err := fmt.Errorf("internal error: server-side checksum missing, invalid, or mismatched after reading object, want %q", opts.WantServerSideChecksumType.String())
bugLogIf(ctx, err)
return ObjectInfo{}, toObjectErr(err, bucket, object)
}
fi.Checksum = serverSideChecksum.AppendTo(nil, nil)
if opts.EncryptFn != nil {
fi.Checksum = opts.EncryptFn("object-checksum", fi.Checksum)
}
} else if fi.Checksum == nil && opts.WantChecksum != nil {
// Trailing headers checksums should now be filled.