[syslog-ng] program() doesn't restart if it dies

Matt Zagrabelny mzagrabe at d.umn.edu
Fri Sep 22 20:22:22 CEST 2006

On Fri, 2006-09-22 at 18:58 +0100, Hari Sekhon wrote:
> I have an email alert script written in python to send me security 
> alerts depending on criteria I have defined. I was working on something 
> else and wanted to clean up so I did a pkill -9 python without 
> remembering that I'm on the syslog server.
> Of course this killed the alert script, which I noticed didn't restart 
> and syslog-ng kept running without it. So I tested it by creating a 
> condition to generate a log and therefore an alert and I didn't get the 
> email. Not very good.
> Syslog-ng didn't restart the script defined in program() in 
> syslog-ng.conf, even when it had more input for it, which has gotten me 
> thinking, what happens if the script really dies or is accidentally 
> killed? Syslog-ng must have just dropped the output on the floor or 
> something.
> The only way I can see to restart it is to restart syslog-ng itself.
> What is the best way to make this more resilient?

what version of syslog-ng are you running?

i believe i have read that 2.0 is supposed to restart the program if it
dies, 1.6 does not, to my knowledge.

Matt Zagrabelny - mzagrabe at d.umn.edu - (218) 726 8844
University of Minnesota Duluth
Information Technology Systems & Services
PGP key 1024D/84E22DA2 2005-11-07
Fingerprint: 78F9 18B3 EF58 56F5 FC85  C5CA 53E7 887F 84E2 2DA2

He is not a fool who gives up what he cannot keep to gain what he cannot
-Jim Elliot
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