[jboss-jira] [JBoss JIRA] (JGRP-1885) bind_addr of 0.0.0.0 should throw an exception

[Bela Ban (JIRA)]

    [ https://issues.jboss.org/browse/JGRP-1885?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13005426#comment-13005426 ] 

Bela Ban commented on JGRP-1885:
--------------------------------

Example:
{noformat}
java.net.BindException: [UDP] /0.0.0.0 is not a valid address on any local network interface
	at org.jgroups.util.Util.checkIfValidAddress(Util.java:3458)
	at org.jgroups.stack.Configurator.ensureValidBindAddresses(Configurator.java:902)
	at org.jgroups.stack.Configurator.setupProtocolStack(Configurator.java:118)
	at org.jgroups.stack.Configurator.setupProtocolStack(Configurator.java:57)
	at org.jgroups.stack.ProtocolStack.setup(ProtocolStack.java:477)
	at org.jgroups.JChannel.init(JChannel.java:849)
	at org.jgroups.JChannel.<init>(JChannel.java:159)
	at org.jgroups.JChannel.<init>(JChannel.java:139)
	at org.jgroups.demos.Draw.<init>(Draw.java:57)
	at org.jgroups.demos.Draw.main(Draw.java:161)
{noformat}

> bind_addr of 0.0.0.0 should throw an exception
> ----------------------------------------------
>
>                 Key: JGRP-1885
>                 URL: https://issues.jboss.org/browse/JGRP-1885
>             Project: JGroups
>          Issue Type: Enhancement
>            Reporter: Bela Ban
>            Assignee: Bela Ban
>            Priority: Minor
>             Fix For: 3.5.1, 3.6
>
>
> Setting {{bind_addr}} to {{0.0.0.0}} breaks communication as there's no way to route a message to {{0.0.0.0:46677}}, beyond the local host.
> SOLUTION: throw an exception when bind_addr is set to the wildcard address. This can be done in the code which checks {{@LocalAddress}}.



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