mridulm commented on code in PR #36473:
URL: https://github.com/apache/spark/pull/36473#discussion_r867044023
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core/src/test/scala/org/apache/spark/storage/DiskBlockManagerSuite.scala:
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@@ -141,28 +142,48 @@ class DiskBlockManagerSuite extends SparkFunSuite with
BeforeAndAfterEach with B
assert(attemptId.equals("1"))
}
+ // Use jnr to get and override the current process umask.
+ // Expects the input mask to be an octal number
+ private def getAndSetUmask(posix: POSIX, mask: String): String = {
+ val prev = posix.umask(BigInt(mask, 8).toInt)
Review Comment:
We dont currently get/set umask. I did see use of jna in hadoop, but that is
shaded now.
Any library which allows us to set process umask would do actually, jnr
simply seemed to be more easy to use across platforms (this is for tests
anyway).
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