From: Linda Knippers <linda.knippers@hp.com>
To: Eric Paris <eparis@redhat.com>
Cc: linux-audit@redhat.com
Subject: Re: [PATCH] Audit: save audit_backlog_limit audit messages in case auditd comes back
Date: Fri, 28 Mar 2008 10:18:00 -0400 [thread overview]
Message-ID: <47ECFE18.5090108@hp.com> (raw)
In-Reply-To: <1206665523.2878.23.camel@localhost.localdomain>
Eric Paris wrote:
> On Thu, 2008-03-27 at 17:50 -0400, Steve Grubb wrote:
>> On Thursday 27 March 2008 17:37:44 Eric Paris wrote:
>>> This is useful to collect audit messages during bootup and even when auditd
>>> is stopped. This is NOT a reliable mechanism, it does not ever call
>>> audit_panic, nor should it.
>> Thanks Eric for working on this. We've needed this for quite a while so that
>> we can see some of the avcs that happen during boot.
>>
>>
>>> If auditd never starts the kernel will hold by default up to 64 messages
>>> in memory forever.
>> I have an idea. Maybe this behavior could be enabled if audit=1 is passed as a
>> boot parameter. In this way, you would know that the user intended for the
>> audit daemon to start at some point. You could then call audit panic or
>> whatever else is normal. If no audit=1 is passed, you could just do the
>> printk like usual and not waste memory. Would this be helpful?
>
> I could probably do that. I also could conditionalize it on auditd ever
> having run. I can't imagine it is normal for auditd to be running and
> then stopped forever....
>
> Anyone else see value in that situation? Only do it on boot if audit=1
> is passed?
I think doing it on boot if audit=1 is passed is a good idea.
I'm not sure I see the value of doing something when auditd was
running but was stopped. I think when auditd is stopped, we shouldn't
guess why or for how long it will be stopped.
-- ljk
> Does anyone actually use that command line option?
>
> -Eric
>
> --
> Linux-audit mailing list
> Linux-audit@redhat.com
> https://www.redhat.com/mailman/listinfo/linux-audit
next prev parent reply other threads:[~2008-03-28 14:18 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-03-27 21:37 [PATCH] Audit: save audit_backlog_limit audit messages in case auditd comes back Eric Paris
2008-03-27 21:50 ` Steve Grubb
2008-03-28 0:52 ` Eric Paris
2008-03-28 14:18 ` Linda Knippers [this message]
2008-03-28 15:24 ` Steve Grubb
2008-03-28 15:50 ` LC Bruzenak
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