Github user tgravescs commented on a diff in the pull request:
https://github.com/apache/spark/pull/2350#discussion_r17788554
--- Diff:
yarn/common/src/main/scala/org/apache/spark/deploy/yarn/ClientBase.scala ---
@@ -415,41 +381,153 @@ trait ClientBase extends Logging {
"1>", ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/stdout",
"2>", ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/stderr")
- logInfo("Yarn AM launch context:")
- logInfo(s" user class: ${args.userClass}")
- logInfo(s" env: $env")
- logInfo(s" command: ${commands.mkString(" ")}")
-
// TODO: it would be nicer to just make sure there are no null
commands here
val printableCommands = commands.map(s => if (s == null) "null" else
s).toList
amContainer.setCommands(printableCommands)
- setupSecurityToken(amContainer)
+
logDebug("===============================================================================")
+ logDebug("Yarn AM launch context:")
+ logDebug(s" user class: ${Option(args.userClass).getOrElse("N/A")}")
+ logDebug(" env:")
+ launchEnv.foreach { case (k, v) => logDebug(s" $k -> $v") }
+ logDebug(" resources:")
+ localResources.foreach { case (k, v) => logDebug(s" $k -> $v")}
+ logDebug(" command:")
+ logDebug(s" ${printableCommands.mkString(" ")}")
+
logDebug("===============================================================================")
// send the acl settings into YARN to control who has access via YARN
interfaces
val securityManager = new SecurityManager(sparkConf)
amContainer.setApplicationACLs(YarnSparkHadoopUtil.getApplicationAclsForYarn(securityManager))
+ setupSecurityToken(amContainer)
+ UserGroupInformation.getCurrentUser().addCredentials(credentials)
amContainer
}
+
+ /**
+ * Report the state of an application until it has exited, either
successfully or
+ * due to some failure, then return the application state.
+ *
+ * @param returnOnRunning Whether to also return the application state
when it is RUNNING.
+ * @param logApplicationReport Whether to log details of the application
report every iteration.
+ * @return state of the application, one of FINISHED, FAILED, KILLED,
and RUNNING.
+ */
+ def monitorApplication(
+ appId: ApplicationId,
+ returnOnRunning: Boolean = false,
+ logApplicationReport: Boolean = true): YarnApplicationState = {
+ val interval = sparkConf.getLong("spark.yarn.report.interval", 1000)
+ var lastState: YarnApplicationState = null
+ while (true) {
+ Thread.sleep(interval)
+ val report = getApplicationReport(appId)
+ val state = report.getYarnApplicationState
+
+ if (logApplicationReport) {
+ logInfo(s"Application report from ResourceManager for app
${appId.getId} (state: $state)")
--- End diff --
seems like we wouldn't need the "from ResourceManager" here. Also could
we put the full application id here instead of just the last bit. Its must
easier to copy and paste if the user wants to grab it and use in yarn command
of ui.
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