Github user mxm commented on a diff in the pull request:
https://github.com/apache/flink/pull/642#discussion_r29447805
--- Diff:
flink-clients/src/main/java/org/apache/flink/client/program/Client.java ---
@@ -420,6 +428,60 @@ public JobSubmissionResult run(JobGraph jobGraph,
boolean wait) throws ProgramIn
}
}
+
+ /**
+ * Executes the CANCEL action.
+ *
+ * @param args Command line arguments for the cancel action.
+ */
+
+
+ protected int cancel(JobID jobId){
+ LOG.info("Executing 'cancel' command.");
+
+ final FiniteDuration timeout =
AkkaUtils.getTimeout(configuration);
+
+ try {
+ String address =
configuration.getString(ConfigConstants.JOB_MANAGER_IPC_ADDRESS_KEY, null);
+ Option<Tuple2<String, Object>> remoting =
+ new Some<Tuple2<String, Object>>(new
Tuple2<String, Object>("", 0));
+
+ // start a remote actor system to listen on an
arbitrary port
+ ActorSystem actorSystem =
AkkaUtils.createActorSystem(configuration, remoting);
+
+
+ ActorRef jobManager =
JobManager.getJobManagerRemoteReference(address, actorSystem, timeout);
+ Future<Object> response = Patterns.ask(jobManager, new
JobManagerMessages.CancelJob(jobId), new Timeout(AkkaUtils.INF_TIMEOUT()));
+
+ try {
+ Await.result(response, timeout);
--- End diff --
You should checked the result here. `Await.result` returns an Object which
is either `CancellationSuccess` or `CancellationFailure`.
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