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This repository has been archived by the owner on Oct 15, 2021. It is now read-only.

Support offset and size for read #157

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merged 4 commits into from
Jul 22, 2021
Merged

Support offset and size for read #157

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4b25dce
Support offset and size for read
zhaohuxing Jul 22, 2021
74c6fab
Check the size and correct range end for read
zhaohuxing Jul 22, 2021
d8fe1f7
Use HasOffset and HasSize to check offset and size
zhaohuxing Jul 22, 2021
7194058
Compatible with only size or offset
zhaohuxing Jul 22, 2021
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8 changes: 8 additions & 0 deletions storage.go
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Original file line number Diff line number Diff line change
Expand Up @@ -474,6 +474,14 @@ func (s *Storage) read(ctx context.Context, path string, w io.Writer, opt pairSt
Bucket: aws.String(s.name),
Key: aws.String(rp),
}
if opt.HasOffset && opt.HasSize {
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input.Range = aws.String(fmt.Sprintf("bytes=%d-%d", opt.Offset, opt.Offset+opt.Size-1))
} else if opt.HasOffset && !opt.HasSize {
input.Range = aws.String(fmt.Sprintf("bytes=%d-", opt.Offset))
} else if !opt.HasOffset && opt.HasSize {
input.Range = aws.String(fmt.Sprintf("bytes=0-%d", opt.Size-1))
}

if opt.HasExceptedBucketOwner {
input.ExpectedBucketOwner = &opt.ExceptedBucketOwner
}
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