[GitHub] [incubator-kyuubi] yaooqinn commented on a change in pull request #1827: [KYUUBI #1825] Generate appName for Flink applications

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yaooqinn commented on a change in pull request #1827:
URL: https://github.com/apache/incubator-kyuubi/pull/1827#discussion_r790625295



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File path: externals/kyuubi-flink-sql-engine/src/main/scala/org/apache/kyuubi/engine/flink/FlinkSQLEngine.scala
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@@ -72,6 +75,20 @@ object FlinkSQLEngine extends Logging {
     try {
       val flinkConfDir = CliFrontend.getConfigurationDirectoryFromEnv
       val flinkConf = GlobalConfiguration.loadConfiguration(flinkConfDir)
+
+      val executionTarget = flinkConf.getString(DeploymentOptions.TARGET)
+      // set cluster name for per-job and application mode
+      executionTarget match {
+        case "yarn-per-job" | "yarn-application" =>
+          val appName = s"kyuubi_${user}_flink_${Instant.now}"
+          flinkConf.setString("yarn.application.name", appName)

Review comment:
       Does it need to be `set if unset`?




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