gianm commented on code in PR #20825:
URL: https://github.com/apache/druid/pull/20825#discussion_r4459196480
##########
multi-stage-query/src/main/java/org/apache/druid/msq/dart/worker/DartWorkerRunner.java:
##########
@@ -123,11 +180,7 @@ public Worker startWorker(
final boolean newHolder;
synchronized (this) {
- if (!activeControllerHosts.contains(controllerHost)) {
- throw DruidException.forPersona(DruidException.Persona.OPERATOR)
-
.ofCategory(DruidException.Category.RUNTIME_FAILURE)
- .build("Received startWorker request for unknown
controller[%s]", controllerHost);
- }
+ lastControllerHeartbeat.put(controllerHost, clock.millis());
Review Comment:
Correct. Because workers are no longer using service discovery to become
aware of Brokers, they now become aware of a new Broker when they get first
contact from that Broker.
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