OT: RE: pingscript to deal with flakey connections
Remco Barendse
mailscanner at barendse.to
Tue Nov 21 18:47:41 GMT 2006
On Tue, 21 Nov 2006, Joshua Hirsh wrote:
> Hi Remco,
>
> I don't have a script like this in production, but it isn't very hard
> to write :-P
>
> Attached is one I just wrote in perl (about 20 minutes). It requires
> the fping binary to be installed (http://www.fping.com/). This
> particular version can be set with a threshold level, so you can take
> your server offline if 4 out of 5 sites are offline.
>
> You'll want to verify that you've removed your hourly cron job to check
> the status of MailScanner, otherwise it will start itself back up
> (/etc/cron.hourly/check_MailScanner on my system).
>
>
> I've only tested this on my workstation, but it seems to run as
> expected. The standard disclaimer applies.. I wrote it, but take no
> responsibility for its use or any damage you may incur on your systems
> from using it. If you like it, great. If you don't, edit it to your
> liking or just delete it ;-)
Wow! You really wrote all that in just 20 minutes?? Looks complicated!
If I am not mistaken, the hourly cron job will not bite, some time ago it
was made intelligent I believe and now checks if MailScanner was not
stopped purposely, if it was, it will not restart MS.
Thanks again!!! This is a real life saver, especially I am on holiday
and they call me and I have to explain how to stop MS on one box to get
outgoing mail working again.
Cheers!
Remco
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