AUDIT: Add message types to audit records

This patch adds more messages types to the audit subsystem so that audit 
analysis is quicker, intuitive, and more useful.

Signed-off-by: Steve Grubb <sgrubb@redhat.com>
---
I forgot one type in the big patch. I need to add one for user space 
originating SE Linux avc messages. This is used by dbus and nscd.

-Steve
---
Updated to 2.6.12-rc4-mm1.
-dwmw2

Signed-off-by: David Woodhouse <dwmw2@infradead.org>

4 files changed, 13 insertions, 5 deletions

diff --git a/security/selinux/avc.c b/security/selinux/avc.c
index 9e71a1bbe011..042f91e9f9d2 100644
--- a/security/selinux/avc.c
+++ b/security/selinux/avc.c
@@ -242,7 +242,7 @@ void __init avc_init(void)
         avc_node_cachep = kmem_cache_create("avc_node", sizeof(struct avc_node),
                                              0, SLAB_PANIC, NULL, NULL);
 
-        audit_log(current->audit_context, "AVC INITIALIZED\n");
+        audit_log(current->audit_context, AUDIT_KERNEL, "AVC INITIALIZED\n");
 }
 
 int avc_get_hash_stats(char *page)
@@ -549,7 +549,7 @@ void avc_audit(u32 ssid, u32 tsid,
                         return;
         }
 
-        ab = audit_log_start(current->audit_context, AUDIT_KERNEL, 0);
+        ab = audit_log_start(current->audit_context, AUDIT_AVC);
         if (!ab)
                 return;         /* audit_panic has been called */
         audit_log_format(ab, "avc:  %s ", denied ? "denied" : "granted");
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index aae1e794fe48..db845cbd5841 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -3419,7 +3419,7 @@ static int selinux_nlmsg_perm(struct sock *sk, struct sk_buff *skb)
         err = selinux_nlmsg_lookup(isec->sclass, nlh->nlmsg_type, &perm);
         if (err) {
                 if (err == -EINVAL) {
-                        audit_log(current->audit_context,
+                        audit_log(current->audit_context, AUDIT_SELINUX_ERR,
                                   "SELinux:  unrecognized netlink message"
                                   " type=%hu for sclass=%hu\n",
                                   nlh->nlmsg_type, isec->sclass);
diff --git a/security/selinux/nlmsgtab.c b/security/selinux/nlmsgtab.c
index deac14367d43..67e77acc4795 100644
--- a/security/selinux/nlmsgtab.c
+++ b/security/selinux/nlmsgtab.c
@@ -98,6 +98,14 @@ static struct nlmsg_perm nlmsg_audit_perms[] =
         { AUDIT_DEL,            NETLINK_AUDIT_SOCKET__NLMSG_WRITE    },
         { AUDIT_USER,           NETLINK_AUDIT_SOCKET__NLMSG_RELAY    },
         { AUDIT_SIGNAL_INFO,    NETLINK_AUDIT_SOCKET__NLMSG_READ     },
+        { AUDIT_USER_AUTH,      NETLINK_AUDIT_SOCKET__NLMSG_RELAY    },
+        { AUDIT_USER_ACCT,      NETLINK_AUDIT_SOCKET__NLMSG_RELAY    },
+        { AUDIT_USER_MGMT,      NETLINK_AUDIT_SOCKET__NLMSG_RELAY    },
+        { AUDIT_CRED_ACQ,       NETLINK_AUDIT_SOCKET__NLMSG_RELAY    },
+        { AUDIT_CRED_DISP,      NETLINK_AUDIT_SOCKET__NLMSG_RELAY    },
+        { AUDIT_USER_START,     NETLINK_AUDIT_SOCKET__NLMSG_RELAY    },
+        { AUDIT_USER_END,       NETLINK_AUDIT_SOCKET__NLMSG_RELAY    },
+        { AUDIT_USER_AVC,       NETLINK_AUDIT_SOCKET__NLMSG_RELAY    },
 };
 
 
diff --git a/security/selinux/ss/services.c b/security/selinux/ss/services.c
index 5a820cf88c9c..07fdf6ee6148 100644
--- a/security/selinux/ss/services.c
+++ b/security/selinux/ss/services.c
@@ -365,7 +365,7 @@ static int security_validtrans_handle_fail(struct context *ocontext,
                 goto out;
         if (context_struct_to_string(tcontext, &t, &tlen) < 0)
                 goto out;
-        audit_log(current->audit_context,
+        audit_log(current->audit_context, AUDIT_SELINUX_ERR,
                   "security_validate_transition:  denied for"
                   " oldcontext=%s newcontext=%s taskcontext=%s tclass=%s",
                   o, n, t, policydb.p_class_val_to_name[tclass-1]);
@@ -742,7 +742,7 @@ static int compute_sid_handle_invalid_context(
                 goto out;
         if (context_struct_to_string(newcontext, &n, &nlen) < 0)
                 goto out;
-        audit_log(current->audit_context,
+        audit_log(current->audit_context, AUDIT_SELINUX_ERR,
                   "security_compute_sid:  invalid context %s"
                   " for scontext=%s"
                   " tcontext=%s"