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From:   Richard Guy Briggs <rgb@redhat.com>
To:     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
Cc:     Paul Moore <paul@paul-moore.com>, sgrubb@redhat.com,
        omosnace@redhat.com, dhowells@redhat.com, simo@redhat.com,
        eparis@parisplace.org, serge@hallyn.com, ebiederm@xmission.com,
        nhorman@tuxdriver.com, Richard Guy Briggs <rgb@redhat.com>
Subject: [PATCH ghak90 V6 07/10] audit: add containerid support for user records
Date:   Mon,  8 Apr 2019 23:39:14 -0400
Message-Id: <1f814bc706534e70d4c79bb66d3c53d0e606b503.1554732921.git.rgb@redhat.com>
In-Reply-To: <cover.1554732921.git.rgb@redhat.com>
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In-Reply-To: <cover.1554732921.git.rgb@redhat.com>
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Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

Add audit container identifier auxiliary record to user event standalone
records.

Signed-off-by: Richard Guy Briggs <rgb@redhat.com>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
Reviewed-by: Ondrej Mosnacek <omosnace@redhat.com>
---
 kernel/audit.c | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)

diff --git a/kernel/audit.c b/kernel/audit.c
index 87e1d367f98c..6c742da66b32 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -1143,12 +1143,6 @@ static void audit_log_common_recv_msg(struct audit_context *context,
 	audit_log_task_context(*ab);
 }
 
-static inline void audit_log_user_recv_msg(struct audit_buffer **ab,
-					   u16 msg_type)
-{
-	audit_log_common_recv_msg(NULL, ab, msg_type);
-}
-
 int is_audit_feature_set(int i)
 {
 	return af.features & AUDIT_FEATURE_TO_MASK(i);
@@ -1411,13 +1405,16 @@ static int audit_receive_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
 
 		err = audit_filter(msg_type, AUDIT_FILTER_USER);
 		if (err == 1) { /* match or error */
+			struct audit_context *context;
+
 			err = 0;
 			if (msg_type == AUDIT_USER_TTY) {
 				err = tty_audit_push();
 				if (err)
 					break;
 			}
-			audit_log_user_recv_msg(&ab, msg_type);
+			context = audit_alloc_local(GFP_KERNEL);
+			audit_log_common_recv_msg(context, &ab, msg_type);
 			if (msg_type != AUDIT_USER_TTY)
 				audit_log_format(ab, " msg='%.*s'",
 						 AUDIT_MESSAGE_TEXT_MAX,
@@ -1433,6 +1430,8 @@ static int audit_receive_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
 				audit_log_n_untrustedstring(ab, data, size);
 			}
 			audit_log_end(ab);
+			audit_log_contid(context, audit_get_contid(current));
+			audit_free_context(context);
 		}
 		break;
 	case AUDIT_ADD_RULE:
-- 
1.8.3.1