[Snort-users] Snort creating corrupt binary data logs?
Michael.Cloppert at ...5884...
Tue Dec 3 06:42:03 EST 2002
Well, I *do* have two instances of snort running. I didn't think I had both
of them logging to binary files, but when I checked to verify, it turns out
I am doing this. That would certainly cause the problem you indicated here.
Thanks for the help - problem (hopefully) solved!
> -----Original Message-----
> From: Phil Wood [mailto:cpw at ...440...]
> Sent: Friday, November 29, 2002 10:41 PM
> To: Cloppert, Michael
> Cc: 'snort-users at lists.sourceforge.net'
> Subject: Re: [Snort-users] Snort creating corrupt binary data logs?
> My experience indicates that you managed to open the same
> file name with
> two or more different instances of a libpcap program (for write).
> Believe me, this will f*** your file.
> On Fri, Nov 29, 2002 at 10:31:16AM -0500, Cloppert, Michael wrote:
> > Ladies & gents,
> > Has anyone seen the following behavior?
> > Running Snort 1.9 on promiscuous interface with binary
> logging on RedHat
> > LINUX 7.3 i386. Log files created are
> /var/log/snort/snort.log.*. Many
> > (probably up to 50%) of these binary data files are
> reported by BOTH tcpdump
> > AND snort (when re-run over the log files for post-mortem
> analysis) as
> > "pcap_loop: bogus savefile header." I didn't notice this
> on 1.8.7 on the
> > same system, same setup... however at that time I wasn't
> paying as close
> > attention to my binary log files, so it may have been
> present then as well.
> > Some google-ing revealed one or two other cases like this,
> but most were on
> > different systems, or no solution could be found.
> > I'm using a "killproc snort" in my /etc/rc.d/init.d/snortd
> script, which is
> > how I believe the .rpm package set it up. Any comments or
> help would be
> > greatly appreciated. Thank you.
> > Michael Cloppert
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> Phil Wood, cpw at ...440...
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