andresbeckruiz commented on code in PR #360:
URL: https://github.com/apache/cassandra-sidecar/pull/360#discussion_r3539128353
##########
server/src/main/java/org/apache/cassandra/sidecar/job/OperationalJobManager.java:
##########
@@ -131,4 +150,26 @@ private void checkConflict(OperationalJob job) throws
OperationalJobConflictExce
throw new OperationalJobConflictException("The same operational
job is already running on Cassandra. operationName='" + job.name() + '\'');
}
}
+
+ /**
+ * For jobs that require cluster-wide coordination, attempts to acquire
the active operation lock
+ * via the coordinator. Throws a conflict if another operation is already
active.
+ *
+ * @param job instance of the job to coordinate
+ * @throws OperationalJobConflictException when the coordinator cannot
activate the operation
+ */
+ private void tryCoordination(OperationalJob job) throws
OperationalJobConflictException
+ {
+ if (job.requiresCoordination())
+ {
+ Preconditions.checkState(coordinator != null,
+ "Job requires coordination but no
OperationalJobCoordinator is configured");
+ boolean activated = coordinator.trySetActive(job.operationType(),
job.jobId());
Review Comment:
Added in
[954454d](https://github.com/apache/cassandra-sidecar/pull/360/commits/954454d691b30637f260657f327dca522c97107b)
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