tillrohrmann commented on a change in pull request #13263:
URL: https://github.com/apache/flink/pull/13263#discussion_r478544665
##########
File path:
flink-runtime/src/test/java/org/apache/flink/runtime/resourcemanager/active/ActiveResourceManagerTest.java
##########
@@ -307,6 +308,33 @@ public void testWorkerTerminatedNoLongerRequired() throws
Exception {
}};
}
+ @Test
+ public void testCloseTaskManagerConnectionOnWorkerTerminated() throws
Exception {
+ new Context() {{
+ final ResourceID tmResourceId = ResourceID.generate();
+ final CompletableFuture<TaskExecutorProcessSpec>
requestWorkerFromDriverFuture = new CompletableFuture<>();
+ final CompletableFuture<Void>
disconnectResourceManagerFuture = new CompletableFuture<>();
+
+ final TestingTaskExecutorGateway taskExecutorGateway =
new TestingTaskExecutorGatewayBuilder()
+ .setDisconnectResourceManagerConsumer((ignore)
-> disconnectResourceManagerFuture.complete(null))
+ .createTestingTaskExecutorGateway();
+
+
driverBuilder.setRequestResourceFunction(taskExecutorProcessSpec -> {
+
requestWorkerFromDriverFuture.complete(taskExecutorProcessSpec);
+ return
CompletableFuture.completedFuture(tmResourceId);
+ });
+
+ runTest(() -> {
+ // request a new worker, terminate it after
registered
+ runInMainThread(() ->
getResourceManager().startNewWorker(WORKER_RESOURCE_SPEC))
+ .thenCompose((ignrore) ->
registerTaskExecutor(tmResourceId, taskExecutorGateway))
Review comment:
```suggestion
.thenCompose((ignore) ->
registerTaskExecutor(tmResourceId, taskExecutorGateway))
```
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/resourcemanager/active/ActiveResourceManager.java
##########
@@ -197,11 +197,12 @@ public void
onPreviousAttemptWorkersRecovered(Collection<WorkerType> recoveredWo
}
@Override
- public void onWorkerTerminated(ResourceID resourceId) {
- log.info("Worker {} is terminated.",
resourceId.getStringWithMetadata());
+ public void onWorkerTerminated(ResourceID resourceId, Exception cause) {
Review comment:
If we don't really use `Exception cause` here, then I would suggest to
simply change it into a `String diagnostics` parameter. We can later still
change it if we need an `Exception` to be reported.
##########
File path:
flink-runtime/src/test/java/org/apache/flink/runtime/resourcemanager/active/ActiveResourceManagerTest.java
##########
@@ -307,6 +308,33 @@ public void testWorkerTerminatedNoLongerRequired() throws
Exception {
}};
}
+ @Test
+ public void testCloseTaskManagerConnectionOnWorkerTerminated() throws
Exception {
+ new Context() {{
+ final ResourceID tmResourceId = ResourceID.generate();
+ final CompletableFuture<TaskExecutorProcessSpec>
requestWorkerFromDriverFuture = new CompletableFuture<>();
+ final CompletableFuture<Void>
disconnectResourceManagerFuture = new CompletableFuture<>();
+
+ final TestingTaskExecutorGateway taskExecutorGateway =
new TestingTaskExecutorGatewayBuilder()
+ .setDisconnectResourceManagerConsumer((ignore)
-> disconnectResourceManagerFuture.complete(null))
+ .createTestingTaskExecutorGateway();
+
+
driverBuilder.setRequestResourceFunction(taskExecutorProcessSpec -> {
+
requestWorkerFromDriverFuture.complete(taskExecutorProcessSpec);
+ return
CompletableFuture.completedFuture(tmResourceId);
+ });
+
+ runTest(() -> {
+ // request a new worker, terminate it after
registered
+ runInMainThread(() ->
getResourceManager().startNewWorker(WORKER_RESOURCE_SPEC))
+ .thenCompose((ignrore) ->
registerTaskExecutor(tmResourceId, taskExecutorGateway))
+ .thenRun(() -> runInMainThread(() ->
getResourceManager().onWorkerTerminated(tmResourceId, new Exception())));
+ // verify task manager connection is closed
+
disconnectResourceManagerFuture.get(TIMEOUT_SEC, TimeUnit.SECONDS);
+ });
Review comment:
I really like this test setup. It is very elegant :-)
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