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Seeking to offset while doing readAt with non-zero offset

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This commit is contained in:
Diptanu Choudhury
2016-04-04 13:05:02 -07:00
parent 52edfe3a4e
commit 2e3a2d6e0d
1 changed files with 3 additions and 0 deletions
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3
client/allocdir/alloc_dir.go
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@@ -331,6 +331,9 @@ func (d *AllocDir) ReadAt(path string, offset int64, limit int64) (io.ReadCloser
if err != nil {
return nil, err
}
if _, err := f.Seek(offset, 0); err != nil {
return nil, fmt.Errorf("can't seek to offset %q: %v", offset, err)
}
return &ReadCloserWrapper{Reader: io.LimitReader(f, limit), Closer: f}, nil
}