[jira] [Commented] (WHIRR-474) Add functions that can be used as basic distributed synchronisation primitives in bash scripts

["David Alves (Commented) (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/WHIRR-474?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13201810#comment-13201810 ] 

David Alves commented on WHIRR-474:
-----------------------------------

Would this still be relevant after the dependency stuff (WHIRR-221) is available?
                
> Add functions that can be used as basic distributed synchronisation primitives in bash scripts
> ----------------------------------------------------------------------------------------------
>
>                 Key: WHIRR-474
>                 URL: https://issues.apache.org/jira/browse/WHIRR-474
>             Project: Whirr
>          Issue Type: Improvement
>          Components: core
>            Reporter: Andrei Savu
>            Assignee: Andrei Savu
>             Fix For: 0.8.0
>
>
> I'm think about things like: wait_for_port, wait_for_http_response, wait_for_tcp_response etc. The Hadoop Datanode can then use wait_for_port to wait for the Namenode. 

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