On Thu, May 24, 2012 at 11:24:32AM +0200, Artur Uszyński wrote:
> Hello.
> 
> In a situation like this:
> - a firewall has two or more internet connections,
> - a firewall runs shorewall 4.5.1 (multiple isps configured)
> - one connection is broken,
> - default route in the main routing table leads through the failed connection,
> - a firewall is 20000 km away from admin ;),
> 
> and after taking the following actions:
> - logging in to the firewall through working connection,
> - changing shorewall configuration and making a stupid error in it
> - doing "shorewall stop; shorewall start" :s,
> 
> you must take nearest flight from Europe to Australia to bring the firewall 
> back to life ;) (because returning traffic goes through default, non-working 
> link)
> 
> Can shorewall handle such cases in a way, which would prevent similar 
> accidents ? Did I miss any option ?
> If the above scenario was never considered - may I ask to add a possibility 
> to retain appropriate route rules and routing tables after shorewall is 
> stopped ? (extended routestopped functionality ?)
> 

Did you mean to execute 'shorewall safe-restart' instead?

Regards,

-Roberto

-- 
Roberto C. Sánchez
http://people.connexer.com/~roberto
http://www.connexer.com

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