Log rotation and client disconnects
LC Bruzenak
lenny at magitekltd.com
Fri Aug 13 15:38:52 UTC 2010
On Fri, 2010-08-13 at 11:06 -0400, rshaw1 at umbc.edu wrote:
>
> (Technology preview or no, I'm very happy to have audisp; certain other
> systems aren't so lucky.)
I agree.
>
> Well, I can't run aureport --summary; it pegs the CPU for hours and hours.
> That's not really a big deal for me, though. I have a script that runs
> shortly after the logs are rotated, generating a report based on the
> previous day's data. It's using 3 aureports and one ausearch (piped
> through a bunch of stuff). Usually takes less than 15 minutes to run. At
> the moment, this is the main way we're using the data, though I'm hoping
> to do more in the future. I've glanced at the audit+Prelude HOWTO, since
> Prelude can do a few other things that appeal to me.
I use this. Works pretty well.
>
> (The ausearch used to be an aureport, but aureport --anomaly -i doesn't
> seem to get the node/host names from the logs, which is why I ended up
> writing my own thing. Interestingly, --anomaly isn't even in the man page
> for aureport; I've no idea where I found it. I don't know if any of this
> is different in more recent versions.)
That's a doc bug I guess. I have never heard of it.
>
> Hrm. This is what I have:
>
> network_retry_time = 30
> max_tries_per_record = 60
> max_time_per_record = 5
> network_failure_action = syslog (looks like I'll be changing that)
> ...
> remote_ending_action = reconnect
>
> Are you using the heartbeat_timeout stuff? I haven't been.
Me:
network_retry_time = 1
max_tries_per_record = 10
max_time_per_record = 10
heartbeat_timeout = 30
...
remote_ending_action = reconnect
>
> > Also - I have a big ugly system involving timestamps and reconnect
> > logic.
>
> Yeah, I think I might come up with something like that, and use the "exec"
> option for network_failure_action combined with cron stuff to keep
> retrying.
That is what I do. It gets a little tricky, but it works.
LCB.
--
LC (Lenny) Bruzenak
lenny at magitekltd.com
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