[jira] [Work logged] (BEAM-6872) Add hook for user-defined JVM initialization in workers

["ASF GitHub Bot (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/BEAM-6872?focusedWorklogId=221363&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-221363 ]

ASF GitHub Bot logged work on BEAM-6872:
----------------------------------------

                Author: ASF GitHub Bot
            Created on: 01/Apr/19 17:14
            Start Date: 01/Apr/19 17:14
    Worklog Time Spent: 10m 
      Work Description: lukecwik commented on pull request #8104: [BEAM-6872] Add hook for user-defined JVM initialization in workers
URL: https://github.com/apache/beam/pull/8104#discussion_r270967393
 
 

 ##########
 File path: runners/google-cloud-dataflow-java/worker/src/main/java/org/apache/beam/runners/dataflow/worker/DataflowWorkerHarnessHelper.java
 ##########
 @@ -95,6 +97,17 @@ public static void configureLogging(DataflowWorkerHarnessOptions pipelineOptions
     DataflowWorkerLoggingInitializer.configure(pipelineOptions);
   }
 
+  public static void runUserDefinedInitialization() {
+    ServiceLoader<DataflowWorkerInitializer> loader =
 
 Review comment:
   Sounds worthwhile. Since it has been copied a few times now.
 
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Issue Time Tracking
-------------------

    Worklog Id:     (was: 221363)
    Time Spent: 1h 10m  (was: 1h)

> Add hook for user-defined JVM initialization in workers
> -------------------------------------------------------
>
>                 Key: BEAM-6872
>                 URL: https://issues.apache.org/jira/browse/BEAM-6872
>             Project: Beam
>          Issue Type: New Feature
>          Components: runner-dataflow
>            Reporter: Brian Hulette
>            Assignee: Brian Hulette
>            Priority: Minor
>          Time Spent: 1h 10m
>  Remaining Estimate: 0h
>
> Expose an interface for users to run some one-time initialization code when a worker starts up.
> This can be useful for things like overriding the Default ZoneRulesProvider, or setting up custom SSL providers.



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