Github user markgrover commented on a diff in the pull request: https://github.com/apache/spark/pull/15971#discussion_r89240880 --- Diff: core/src/test/scala/org/apache/spark/scheduler/EventLoggingListenerSuite.scala --- @@ -95,6 +95,30 @@ class EventLoggingListenerSuite extends SparkFunSuite with LocalSparkContext wit } } + test("Event logging with password redaction") { + val secretPassword = "secret_password" + val conf = getLoggingConf(testDirPath, None).set("spark.executorEnv.HADOOP_CREDSTORE_PASSWORD", + secretPassword) + sc = new SparkContext("local-cluster[2,2,1024]", "test", conf) + assert(sc.eventLogger.isDefined) + val eventLogger = sc.eventLogger.get + + sc.parallelize(1 to 10000).count() + sc.stop() + + val logData = EventLoggingListener.openEventLog(new Path(eventLogger.logPath), fileSystem) + val eventLog = Source.fromInputStream(logData).mkString + // Make sure nothing secret shows up anywhere + assert(!eventLog.contains(secretPassword), s"Secret password ($secretPassword) not redacted " + + s"from event logs:\n $eventLog") + val expected = """"spark.executorEnv.HADOOP_CREDSTORE_PASSWORD":"*********(redacted)"""" + // Make sure every occurrence of the property is accompanied by a redaction text. + val regex = """"spark.executorEnv.HADOOP_CREDSTORE_PASSWORD":"([^"]*)"""".r + val matches = regex.findAllIn(eventLog) + assert(matches.nonEmpty) + matches.foreach(matched => assert(matched.equals(expected))) --- End diff -- Fixed.
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