From: Paul Moore <paul@paul-moore.com>
To: Richard Guy Briggs <rgb@redhat.com>
Cc: containers@lists.linux-foundation.org, linux-api@vger.kernel.org,
Linux-Audit Mailing List <linux-audit@redhat.com>,
linux-fsdevel@vger.kernel.org,
LKML <linux-kernel@vger.kernel.org>,
netdev@vger.kernel.org, netfilter-devel@vger.kernel.org,
sgrubb@redhat.com, omosnace@redhat.com, dhowells@redhat.com,
simo@redhat.com, Eric Paris <eparis@parisplace.org>,
Serge Hallyn <serge@hallyn.com>,
ebiederm@xmission.com, nhorman@tuxdriver.com
Subject: Re: [PATCH ghak90 V5 06/10] audit: add support for non-syscall auxiliary records
Date: Mon, 1 Apr 2019 14:57:39 -0400 [thread overview]
Message-ID: <CAHC9VhTL=zSQ2tO440w+vvX3TPsGtwqL6dWwUHVe0WnHVKqVpA@mail.gmail.com> (raw)
In-Reply-To: <20190401174432.fjnvotpvdrfujoy7@madcap2.tricolour.ca>
On Mon, Apr 1, 2019 at 1:44 PM Richard Guy Briggs <rgb@redhat.com> wrote:
> On 2019-04-01 10:49, Paul Moore wrote:
> > On Fri, Mar 15, 2019 at 2:34 PM Richard Guy Briggs <rgb@redhat.com> wrote:
> > > Standalone audit records have the timestamp and serial number generated
> > > on the fly and as such are unique, making them standalone. This new
> > > function audit_alloc_local() generates a local audit context that will
> > > be used only for a standalone record and its auxiliary record(s). The
> > > context is discarded immediately after the local associated records are
> > > produced.
> > >
> > > Signed-off-by: Richard Guy Briggs <rgb@redhat.com>
> > > Acked-by: Serge Hallyn <serge@hallyn.com>
> > > ---
> > > include/linux/audit.h | 8 ++++++++
> > > kernel/audit.h | 1 +
> > > kernel/auditsc.c | 35 ++++++++++++++++++++++++++++++-----
> > > 3 files changed, 39 insertions(+), 5 deletions(-)
> >
> > ...
> >
> > > diff --git a/include/linux/audit.h b/include/linux/audit.h
> > > index ebd6625ca80e..6db5aba7cc01 100644
> > > --- a/include/linux/audit.h
> > > +++ b/include/linux/audit.h
> > > @@ -285,6 +285,8 @@ static inline void audit_log_contid(struct audit_context *context, u64 contid)
> > >
> > > /* These are defined in auditsc.c */
> > > /* Public API */
> > > +extern struct audit_context *audit_alloc_local(gfp_t gfpflags);
> > > +extern void audit_free_context(struct audit_context *context);
> > > extern void __audit_syscall_entry(int major, unsigned long a0, unsigned long a1,
> > > unsigned long a2, unsigned long a3);
> > > extern void __audit_syscall_exit(int ret_success, long ret_value);
> > > @@ -512,6 +514,12 @@ static inline void audit_fanotify(unsigned int response)
> > > extern int audit_n_rules;
> > > extern int audit_signals;
> > > #else /* CONFIG_AUDITSYSCALL */
> > > +static inline struct audit_context *audit_alloc_local(gfp_t gfpflags)
> > > +{
> > > + return NULL;
> > > +}
> > > +static inline void audit_free_context(struct audit_context *context)
> > > +{ }
> > > static inline void audit_syscall_entry(int major, unsigned long a0,
> > > unsigned long a1, unsigned long a2,
> > > unsigned long a3)
> > > diff --git a/kernel/audit.h b/kernel/audit.h
> > > index c5ac6436317e..2a1a8b8a8019 100644
> > > --- a/kernel/audit.h
> > > +++ b/kernel/audit.h
> > > @@ -111,6 +111,7 @@ struct audit_proctitle {
> > > struct audit_context {
> > > int dummy; /* must be the first element */
> > > int in_syscall; /* 1 if task is in a syscall */
> > > + bool local; /* local context needed */
> >
> > It's very possible I've missed it, but "local" never gets used in any
> > meaningful way in this patchset does it?
>
> It is used in audit_alloc_local() to signal to audit_get_stamp() that in
> absence of a syscall flag, check for a local flag to continue rather
> than return.
I'm guessing you meant auditsc_get_stamp()? If so, okay.
--
paul moore
www.paul-moore.com
next prev parent reply other threads:[~2019-04-01 18:57 UTC|newest]
Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-15 18:29 [PATCH ghak90 V5 00/10] audit: implement container identifier Richard Guy Briggs
2019-03-15 18:29 ` [PATCH ghak90 V5 01/10] audit: collect audit task parameters Richard Guy Briggs
2019-03-16 19:57 ` Neil Horman
2019-03-27 20:33 ` Ondrej Mosnacek
2019-03-15 18:29 ` [PATCH ghak90 V5 02/10] audit: add container id Richard Guy Briggs
2019-03-16 20:00 ` Neil Horman
2019-03-27 20:38 ` Ondrej Mosnacek
2019-03-27 20:44 ` Richard Guy Briggs
2019-03-15 18:29 ` [PATCH ghak90 V5 03/10] audit: read container ID of a process Richard Guy Briggs
2019-03-18 11:10 ` Neil Horman
2019-03-18 18:17 ` Richard Guy Briggs
2019-03-18 18:48 ` Neil Horman
2019-03-18 18:54 ` Richard Guy Briggs
2019-03-27 20:44 ` Ondrej Mosnacek
2019-03-15 18:29 ` [PATCH ghak90 V5 04/10] audit: log container info of syscalls Richard Guy Briggs
2019-03-16 22:44 ` Neil Horman
2019-03-27 21:01 ` Ondrej Mosnacek
2019-03-27 22:10 ` Richard Guy Briggs
2019-03-15 18:29 ` [PATCH ghak90 V5 05/10] audit: add containerid support for ptrace and signals Richard Guy Briggs
2019-03-18 19:04 ` Neil Horman
2019-03-18 19:29 ` Richard Guy Briggs
2019-03-27 21:17 ` Ondrej Mosnacek
2019-03-28 2:04 ` Richard Guy Briggs
2019-03-30 12:55 ` Richard Guy Briggs
2019-03-15 18:29 ` [PATCH ghak90 V5 06/10] audit: add support for non-syscall auxiliary records Richard Guy Briggs
2019-03-18 19:34 ` Neil Horman
2019-03-27 21:22 ` Ondrej Mosnacek
2019-04-01 14:49 ` Paul Moore
2019-04-01 17:44 ` Richard Guy Briggs
2019-04-01 18:57 ` Paul Moore [this message]
2019-04-01 20:43 ` Richard Guy Briggs
2019-03-15 18:29 ` [PATCH ghak90 V5 07/10] audit: add containerid support for user records Richard Guy Briggs
2019-03-18 19:41 ` Neil Horman
2019-03-27 21:30 ` Ondrej Mosnacek
2019-03-15 18:29 ` [PATCH ghak90 V5 08/10] audit: add containerid filtering Richard Guy Briggs
2019-03-18 20:02 ` Ondrej Mosnacek
2019-03-18 23:47 ` Richard Guy Briggs
2019-03-27 21:41 ` Ondrej Mosnacek
2019-03-27 22:00 ` Richard Guy Briggs
2019-03-18 20:39 ` Neil Horman
2019-03-15 18:29 ` [PATCH ghak90 V5 09/10] audit: add support for containerid to network namespaces Richard Guy Briggs
2019-03-18 20:56 ` Neil Horman
2019-03-27 22:42 ` Ondrej Mosnacek
2019-03-28 1:12 ` Richard Guy Briggs
2019-03-28 8:01 ` Ondrej Mosnacek
2019-03-28 15:46 ` Paul Moore
2019-03-28 21:40 ` Richard Guy Briggs
2019-03-28 22:00 ` Paul Moore
2019-03-31 2:11 ` Neil Horman
2019-03-29 14:50 ` Neil Horman
2019-03-29 14:49 ` Neil Horman
2019-04-01 14:50 ` Paul Moore
2019-04-01 20:41 ` Richard Guy Briggs
2019-04-02 11:31 ` Neil Horman
2019-04-02 13:31 ` Paul Moore
2019-04-02 14:28 ` Neil Horman
2019-04-04 21:40 ` Richard Guy Briggs
2019-04-05 2:06 ` Paul Moore
2019-04-05 11:32 ` Neil Horman
2019-03-15 18:29 ` [PATCH ghak90 V5 10/10] audit: NETFILTER_PKT: record each container ID associated with a netNS Richard Guy Briggs
2019-03-18 20:58 ` Neil Horman
2019-03-27 22:52 ` Ondrej Mosnacek
2019-04-01 14:50 ` Paul Moore
2019-04-01 17:50 ` Richard Guy Briggs
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