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mount: add back random read support

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avoid too much memory used also
This commit is contained in:
chrislu
2022-03-13 01:38:52 -08:00
parent f70c1e449b
commit 53513475bf
2 changed files with 10 additions and 1 deletions
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9
weed/filer/filechunk_manifest.go
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@@ -115,6 +115,15 @@ func fetchWholeChunk(bytesBuffer *bytes.Buffer, lookupFileIdFn wdclient.LookupFi
return nil
}
func fetchChunkRange(buffer []byte, lookupFileIdFn wdclient.LookupFileIdFunctionType, fileId string, cipherKey []byte, isGzipped bool, offset int64) (int, error) {
urlStrings, err := lookupFileIdFn(fileId)
if err != nil {
glog.Errorf("operation LookupFileId %s failed, err: %v", fileId, err)
return 0, err
}
return retriedFetchChunkData(buffer, urlStrings, cipherKey, isGzipped, false, offset)
}
func retriedFetchChunkData(buffer []byte, urlStrings []string, cipherKey []byte, isGzipped bool, isFullChunk bool, offset int64) (n int, err error) {
var shouldRetry bool