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https://issues.apache.org/jira/browse/HDDS-5246?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Bharat Viswanadham updated HDDS-5246:
-------------------------------------
    Description: 
Right now during OM/DN startup we wait a total duration of 300seconds and wait 
in between each attempt for 10seconds to obtain CA list and check the recieved 
CA list size is as expected count.

So, in case DN's are started before and SCM's have not completed bootstrap 
after 300 seconds  DN/OM will fail to start. This Jira is to add support for 
retry forever and with fixed sleep, in this way, DN's can come up even if they 
are started before bootstrapping SCMs.

  was:
Right now during OM/DN startup we wait a total duration of 300seconds and wait 
in between each attempt for 10seconds to obtain CA list and check the recieved 
CA list size is as expected count.

So, in case DN's are started before and SCM's have not completed bootstrap 
after 300 seconds we fail DN start. This Jira is to add support for retry 
forever and with fixed sleep, in this way, DN's can come up even if they are 
started before bootstrapping SCMs.


> Wait for ever to obtain CA list which is needed during OM/DN startup
> --------------------------------------------------------------------
>
>                 Key: HDDS-5246
>                 URL: https://issues.apache.org/jira/browse/HDDS-5246
>             Project: Apache Ozone
>          Issue Type: Improvement
>          Components: SCM HA, Security
>            Reporter: Bharat Viswanadham
>            Assignee: Bharat Viswanadham
>            Priority: Major
>
> Right now during OM/DN startup we wait a total duration of 300seconds and 
> wait in between each attempt for 10seconds to obtain CA list and check the 
> recieved CA list size is as expected count.
> So, in case DN's are started before and SCM's have not completed bootstrap 
> after 300 seconds  DN/OM will fail to start. This Jira is to add support for 
> retry forever and with fixed sleep, in this way, DN's can come up even if 
> they are started before bootstrapping SCMs.



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