[jboss-jira] [JBoss JIRA] (WFLY-7912) It's not possible to change election-policy of singleton-policy

[Tomas Hofman (JIRA)]

     [ https://issues.jboss.org/browse/WFLY-7912?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Tomas Hofman reopened WFLY-7912:
--------------------------------


> It's not possible to change election-policy of singleton-policy
> ---------------------------------------------------------------
>
>                 Key: WFLY-7912
>                 URL: https://issues.jboss.org/browse/WFLY-7912
>             Project: WildFly
>          Issue Type: Bug
>          Components: Clustering
>    Affects Versions: 10.1.0.Final
>            Reporter: Tomas Hofman
>            Assignee: Paul Ferraro
>
> Attempt to change election policy:
> {code}
> [standalone at localhost:9990 /] batch 
> [standalone at localhost:9990 / #] /subsystem=singleton/singleton-policy=default/election-policy=simple:remove
> [standalone at localhost:9990 / #] /subsystem=singleton/singleton-policy=default/election-policy=random:add
> [standalone at localhost:9990 / #] run-batch 
> {code}
> results in
> {code}
> The batch failed with the following error (you are remaining in the batch editing mode to have a chance to correct the error): 
> WFLYCTL0062: Composite operation failed and was rolled back. Steps that failed:
> Step: step-2
> Operation: /subsystem=singleton/singleton-policy=default/election-policy=random:add
> Failure: WFLYCTL0158: Operation handler failed: org.jboss.msc.service.DuplicateServiceException: Service org.wildfly.clustering.singleton.policy.default.election-policy is already registered
> {code}
> The bug seems to be introduced by https://github.com/wildfly/wildfly/commit/605b22c30ae122492e7c019e330fea24e0206bb1



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