[syslog-ng]Filter enhancement

[Nate Campi]

begin  Jay Guerette quotation of Tue, Dec 04, 2001 at 04:28:24PM -0500:
> I have an idea for a filter function:
> 
> I would like to filter messages through an external program, ideally spawned
> as a child process like the 'program()' destination target.
> 
> This could serve 2 functions:
> 1. Perform more complex filtering, or dynamic filtering based on input from a
> database or other 3rd source.
> 2. Reformat the messages as they pass through the filter.
> 
> A message could be sent to the external process via STDIN, it is evaluated
> and conditionally sent back via STDOUT. If a message is to be dropped
> according to the filter criteria of the external process, it would have to
> sendback a NULL character to syslog-ng as an indicator.

Of course we would like to have PCRE at our disposal for this filtering,
if we're going to go to the trouble to implement this.

Just thought I'd mention that.
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