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ReadAt may return io.EOF t end of file

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related to https://github.com/seaweedfs/seaweedfs/issues/6219
This commit is contained in:
chrislu
2024-11-21 00:37:38 -08:00
parent be09d08eb6
commit c9f3448692
11 changed files with 73 additions and 21 deletions
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6
weed/storage/needle/needle_read_page.go
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@@ -21,6 +21,9 @@ func (n *Needle) ReadNeedleData(r backend.BackendStorageFile, volumeOffset int64
startOffset := volumeOffset + NeedleHeaderSize + DataSizeSize + needleOffset
count, err = r.ReadAt(data[:sizeToRead], startOffset)
if err == io.EOF && int64(count) == sizeToRead {
err = nil
}
if err != nil {
fileSize, _, _ := r.GetStat()
glog.Errorf("%s read %d %d size %d at offset %d fileSize %d: %v", r.Name(), n.Id, needleOffset, sizeToRead, volumeOffset, fileSize, err)
@@ -40,6 +43,9 @@ func (n *Needle) ReadNeedleMeta(r backend.BackendStorageFile, offset int64, size
bytes := make([]byte, NeedleHeaderSize+DataSizeSize)
count, err := r.ReadAt(bytes, offset)
if err == io.EOF && count == NeedleHeaderSize+DataSizeSize {
err = nil
}
if count != NeedleHeaderSize+DataSizeSize || err != nil {
return err
}