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Posted to common-issues@hadoop.apache.org by "Eric Badger (Jira)" <ji...@apache.org> on 2020/12/08 00:58:00 UTC

[jira] [Updated] (HADOOP-13571) ServerSocketUtil.getPort() should use loopback address, not 0.0.0.0

     [ https://issues.apache.org/jira/browse/HADOOP-13571?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Eric Badger updated HADOOP-13571:
---------------------------------
    Attachment: HADOOP-13571.002.patch

> ServerSocketUtil.getPort() should use loopback address, not 0.0.0.0
> -------------------------------------------------------------------
>
>                 Key: HADOOP-13571
>                 URL: https://issues.apache.org/jira/browse/HADOOP-13571
>             Project: Hadoop Common
>          Issue Type: Bug
>            Reporter: Eric Badger
>            Assignee: Eric Badger
>            Priority: Major
>         Attachments: HADOOP-13571.001.patch, HADOOP-13571.002.patch
>
>
> Using 0.0.0.0 to check for a free port will succeed even if there's something bound to that same port on the loopback interface. Since this function is used primarily in testing, it should be checking the loopback interface for free ports.



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