Github user mxm commented on a diff in the pull request:
https://github.com/apache/flink/pull/2657#discussion_r84500048
--- Diff:
flink-runtime/src/main/java/org/apache/flink/runtime/resourcemanager/ResourceManager.java
---
@@ -202,101 +205,125 @@ public void shutDown() throws Exception {
// RPC methods
//
------------------------------------------------------------------------
- /**
- * Register a {@link JobMaster} at the resource manager.
- *
- * @param resourceManagerLeaderId The fencing token for the
ResourceManager leader
- * @param jobMasterAddress The address of the JobMaster that
registers
- * @param jobID The Job ID of the JobMaster that
registers
- * @return Future registration response
- */
@RpcMethod
- public Future<RegistrationResponse> registerJobMaster(
- final UUID resourceManagerLeaderId, final UUID
jobMasterLeaderId,
- final String jobMasterAddress, final JobID jobID) {
+ public Future<RegistrationResponse> registerJobManager(
+ final UUID resourceManagerLeaderId,
+ final UUID jobManagerLeaderId,
+ final String jobManagerAddress,
+ final JobID jobId) {
+
+ checkNotNull(resourceManagerLeaderId);
+ checkNotNull(jobManagerLeaderId);
+ checkNotNull(jobManagerAddress);
+ checkNotNull(jobId);
+
+ if (isValid(resourceManagerLeaderId)) {
+ if (!jobLeaderIdService.containsJob(jobId)) {
+ try {
+ jobLeaderIdService.addJob(jobId);
+ } catch (Exception e) {
+ // This should actually never happen
because, it should always be possible to add a new job
+ ResourceManagerException exception =
new ResourceManagerException("Could not add the job " +
--- End diff --
Actually, this might happen when the leader id service fails to start. It
could be temporary and we might have to introduce some sort of retry rule here.
Not in the scope of this PR though.
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