[FLINK-4299] show loss of job manager in Client This prints a message when the leading JobManager changes after first connecting to a JobManager. Further, it prints a message when a connection to a JobManager has been established.
This closes #2322. Project: http://git-wip-us.apache.org/repos/asf/flink/repo Commit: http://git-wip-us.apache.org/repos/asf/flink/commit/e09a4543 Tree: http://git-wip-us.apache.org/repos/asf/flink/tree/e09a4543 Diff: http://git-wip-us.apache.org/repos/asf/flink/diff/e09a4543 Branch: refs/heads/release-1.1 Commit: e09a45436961eb1214a96b5a5144f2ea919af77e Parents: 2495184 Author: Maximilian Michels <m...@apache.org> Authored: Mon Aug 1 18:15:56 2016 +0200 Committer: Ufuk Celebi <u...@apache.org> Committed: Tue Aug 2 20:24:36 2016 +0200 ---------------------------------------------------------------------- .../apache/flink/runtime/client/JobClientActor.java | 14 ++++++++++++++ 1 file changed, 14 insertions(+) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/flink/blob/e09a4543/flink-runtime/src/main/java/org/apache/flink/runtime/client/JobClientActor.java ---------------------------------------------------------------------- diff --git a/flink-runtime/src/main/java/org/apache/flink/runtime/client/JobClientActor.java b/flink-runtime/src/main/java/org/apache/flink/runtime/client/JobClientActor.java index 2b3138a..9379c30 100644 --- a/flink-runtime/src/main/java/org/apache/flink/runtime/client/JobClientActor.java +++ b/flink-runtime/src/main/java/org/apache/flink/runtime/client/JobClientActor.java @@ -125,6 +125,11 @@ public class JobClientActor extends FlinkUntypedActor implements LeaderRetrieval else if (message instanceof JobManagerLeaderAddress) { JobManagerLeaderAddress msg = (JobManagerLeaderAddress) message; + if (jobManager != null) { + // only print this message when we had been connected to a JobManager before + logAndPrintMessage("New JobManager elected. Connecting to " + msg.address()); + } + disconnectFromJobManager(); this.leaderSessionID = msg.leaderSessionID(); @@ -144,6 +149,8 @@ public class JobClientActor extends FlinkUntypedActor implements LeaderRetrieval JobManagerActorRef msg = (JobManagerActorRef) message; connectToJobManager(msg.jobManager()); + logAndPrintMessage("Connected to JobManager at " + msg.jobManager()); + if (jobGraph != null && !jobSuccessfullySubmitted) { // if we haven't yet submitted the job successfully tryToSubmitJob(jobGraph); @@ -280,6 +287,13 @@ public class JobClientActor extends FlinkUntypedActor implements LeaderRetrieval return leaderSessionID; } + private void logAndPrintMessage(String message) { + LOG.info(message); + if (sysoutUpdates) { + System.out.println(message); + } + } + private void logAndPrintMessage(ExecutionGraphMessages.ExecutionStateChanged message) { LOG.info(message.toString()); if (sysoutUpdates) {
