On Thu, Jul 12, 2012 at 03:25:07PM -0700, Chris Benesch wrote:
> Maybe another option to dhclient to have it poll the interface every 2-3
> seconds to see if it has lost a link and if so, set the lease timer to be
> expired, and wait for it to come back and once it does, it will acquire a
> new address.
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The Operating system should generate a devd event.
Something like the following in /usr/local/etc/devd.conf should do the trick,
though I haven't tested the below with anything other than carp interfaces.
I suspect it works just the same.
######################################################
notify 30 {
match "system" "IFNET";
match "subsystem" "em0_or_whatever";
match "type" "LINK_UP";
action "/usr/local/sbin/script_to_do_something.sh up";
};
notify 30 {
match "system" "IFNET";
match "subsystem" "em0_or_whatever";
match "type" "LINK_DOWN";
action "/usr/local/sbin/script_to_do_something.sh down";
};
######################################################
~Paul
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