HeartSaVioR commented on a change in pull request #23764: [SPARK-26825][SS] Fix
temp checkpoint creation in cluster mode when default filesystem is not local.
URL: https://github.com/apache/spark/pull/23764#discussion_r259989243
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File path:
sql/core/src/main/scala/org/apache/spark/sql/streaming/StreamingQueryManager.scala
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@@ -222,12 +222,14 @@ class StreamingQueryManager private[sql] (sparkSession:
SparkSession) extends Lo
}.getOrElse {
if (useTempCheckpointLocation) {
deleteCheckpointOnStop = true
- val tempDir = Utils.createTempDir(namePrefix =
s"temporary").getCanonicalPath
+ val tempDir = System.getProperty("java.io.tmpdir")
+ val cpTempDir = new Path("file://" + tempDir + "/temporary-"
+ + UUID.randomUUID.toString).toString
Review comment:
I tend to agree with @arunmahadevan for leveraging `Utils.createTempDir`,
but `file://` should be added as prefix of `root` parameter to
`Utils.createTempDir` to prevent choosing default schema of filesystem and
finally shutdown hook to delete directory from wrong filesystem.
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