[AUDIT] add session id to audit messages

In order to correlate audit records to an individual login add a session
id.  This is incremented every time a user logs in and is included in
almost all messages which currently output the auid.  The field is
labeled ses=  or oses=

Signed-off-by: Eric Paris <eparis@redhat.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/security/selinux/ss/services.c b/security/selinux/ss/services.c
index 819a6f91e801..fced6bccee76 100644
--- a/security/selinux/ss/services.c
+++ b/security/selinux/ss/services.c
@@ -1905,11 +1905,12 @@ int security_set_bools(int len, int *values)
                 if (!!values[i] != policydb.bool_val_to_struct[i]->state) {
                         audit_log(current->audit_context, GFP_ATOMIC,
                                 AUDIT_MAC_CONFIG_CHANGE,
-                                "bool=%s val=%d old_val=%d auid=%u",
+                                "bool=%s val=%d old_val=%d auid=%u ses=%u",
                                 policydb.p_bool_val_to_name[i],
                                 !!values[i],
                                 policydb.bool_val_to_struct[i]->state,
-                                audit_get_loginuid(current));
+                                audit_get_loginuid(current),
+                                audit_get_sessionid(current));
                 }
                 if (values[i]) {
                         policydb.bool_val_to_struct[i]->state = 1;