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https://issues.apache.org/jira/browse/ZOOKEEPER-2596?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15509199#comment-15509199
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Flavio Junqueira commented on ZOOKEEPER-2596:
---------------------------------------------
Thanks for reporting and dealing with it yourself, [~blkdragn]. If there is
ever anything worth reporting back to the zookeeper community, please feel free
to comment here or directly on the list.
> Zookeeper.c - gethostname drops subdomain returning only partial FQDN
> ---------------------------------------------------------------------
>
> Key: ZOOKEEPER-2596
> URL: https://issues.apache.org/jira/browse/ZOOKEEPER-2596
> Project: ZooKeeper
> Issue Type: Bug
> Components: c client
> Environment: RedHat Enterprise Server 7.2
> Reporter: Scott Thompson
> Priority: Minor
>
> Nodes fail to connect when a sub-domain is present in the FQDN.
> The sub-domain is dropped from the hostname string when calling gethostname
> in zookeeper.c.
> machine.sub.domain.com
> becomes
> machine.domain.com
> #ifdef HAVE_GETHOSTNAME
> gethostname(buf, sizeof(buf));
> LOG_INFO(LOGCALLBACK(zh), "Client environment:host.name=%s", buf);
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