Feature request: Run a script when upstream detected down/up

[Manlio Perillo]

François Battail ha scritto:
> [...]
> As I'm not a completely negative guy ;-) I propose a more general solution to
> monitor Nginx cleanly and to do whatever your want.
> 
> Just need to create a shared memory area named nginx for example and put data as
> in the /proc filesystem. It's like stub_status module but using shared memory
> instead of HTTP. In the case of upstream servers status writing on shared memory
> during a state change (down/up) has no significant cost.
> 
> The script/agent will just read the shared memory and act according to data.
> 
> The bad thing is that the nagios and collectd plugins will need a rewrite!
> 
> I've used this technique on a mission critical application (40 processes, ~ 700
> threads) running on an AIX box, it was useful to collect statistics and
> benchmark data without stressing the system.
> 
> So Dear List, what do you think?
> 

It seems very interesting and should not be hard to implement.

> 
> 



Regards  Manlio Perillo