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[GLUTEN-9148] Fix shuffle file permission issue when using ColumnarShuffleManager #9156

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Merged
marin-ma merged 3 commits into from
Mar 28, 2025
Merged

[GLUTEN-9148] Fix shuffle file permission issue when using ColumnarShuffleManager #9156

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6e7497a
[GLUTEN-9148] Fix shuffle file permission issue when using ColumnarSh…
wangyum Mar 27, 2025
a476528
Update LocalPartitionWriter.cc
wangyum Mar 28, 2025
dc057c2
Update LocalPartitionWriter.cc
wangyum Mar 28, 2025
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6 changes: 5 additions & 1 deletion cpp/core/shuffle/LocalPartitionWriter.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -387,7 +387,11 @@ std::string LocalPartitionWriter::nextSpilledFileDir() {

arrow::Result<std::shared_ptr<arrow::io::OutputStream>> LocalPartitionWriter::openFile(const std::string& file) {
std::shared_ptr<arrow::io::FileOutputStream> fout;
ARROW_ASSIGN_OR_RAISE(fout, arrow::io::FileOutputStream::Open(file));
auto fd = open(file.c_str(), O_WRONLY | O_CREAT | O_TRUNC);
// Set the shuffle file permissions to 0644 to keep it consistent with the permissions of
// the built-in shuffler manager in Spark.
fchmod(fd, 0644);
ARROW_ASSIGN_OR_RAISE(fout, arrow::io::FileOutputStream::Open(fd));
if (options_.bufferedWrite) {
// The `shuffleFileBufferSize` bytes is a temporary allocation and will be freed with file close.
// Use default memory pool and count treat the memory as executor memory overhead to avoid unnecessary spill.
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