hvanhovell commented on code in PR #50466:
URL: https://github.com/apache/spark/pull/50466#discussion_r2031465561
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core/src/main/scala/org/apache/spark/api/python/PythonRunner.scala:
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@@ -356,27 +359,33 @@ private[spark] abstract class BasePythonRunner[IN, OUT](
// Init a ServerSocket to accept method calls from Python side.
val isBarrier = context.isInstanceOf[BarrierTaskContext]
if (isBarrier) {
- serverSocket = Some(new ServerSocket(/* port */ 0,
- /* backlog */ 1,
- InetAddress.getByName("localhost")))
- // A call to accept() for ServerSocket shall block infinitely.
- serverSocket.foreach(_.setSoTimeout(0))
+ if (isUnixDomainSock) {
+ serverSocketChannel =
Some(ServerSocketChannel.open(StandardProtocolFamily.UNIX))
+ sockPath.deleteOnExit()
+
serverSocketChannel.get.bind(UnixDomainSocketAddress.of(sockPath.getPath))
Review Comment:
What are the file permissions on the UDS?
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