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[PATCH] More user space subject labels

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Hi,

The patch below builds upon the patch sent earlier and adds subject label to
all audit events generated via the netlink interface. It also cleans up a few
other minor things.

Signed-off-by: Steve Grubb <sgrubb@redhat.com>

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Steve Grubb
2006-04-01 18:29:34 -05:00
committed by Al Viro
parent e7c3497013
commit ce29b682e2
4 changed files with 142 additions and 40 deletions
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44
kernel/auditfilter.c
View File

@@ -586,9 +586,10 @@ static int audit_list_rules(void *_dest)
* @data: payload data
* @datasz: size of payload data
* @loginuid: loginuid of sender
* @sid: SE Linux Security ID of sender
*/
int audit_receive_filter(int type, int pid, int uid, int seq, void *data,
size_t datasz, uid_t loginuid)
size_t datasz, uid_t loginuid, u32 sid)
{
struct task_struct *tsk;
int *dest;
@@ -631,9 +632,23 @@ int audit_receive_filter(int type, int pid, int uid, int seq, void *data,
err = audit_add_rule(entry,
&audit_filter_list[entry->rule.listnr]);
audit_log(NULL, GFP_KERNEL, AUDIT_CONFIG_CHANGE,
"auid=%u add rule to list=%d res=%d\n",
loginuid, entry->rule.listnr, !err);
if (sid) {
char *ctx = NULL;
u32 len;
if (selinux_ctxid_to_string(sid, &ctx, &len)) {
/* Maybe call audit_panic? */
audit_log(NULL, GFP_KERNEL, AUDIT_CONFIG_CHANGE,
"auid=%u ssid=%u add rule to list=%d res=%d",
loginuid, sid, entry->rule.listnr, !err);
} else
audit_log(NULL, GFP_KERNEL, AUDIT_CONFIG_CHANGE,
"auid=%u subj=%s add rule to list=%d res=%d",
loginuid, ctx, entry->rule.listnr, !err);
kfree(ctx);
} else
audit_log(NULL, GFP_KERNEL, AUDIT_CONFIG_CHANGE,
"auid=%u add rule to list=%d res=%d",
loginuid, entry->rule.listnr, !err);
if (err)
audit_free_rule(entry);
@@ -649,9 +664,24 @@ int audit_receive_filter(int type, int pid, int uid, int seq, void *data,
err = audit_del_rule(entry,
&audit_filter_list[entry->rule.listnr]);
audit_log(NULL, GFP_KERNEL, AUDIT_CONFIG_CHANGE,
"auid=%u remove rule from list=%d res=%d\n",
loginuid, entry->rule.listnr, !err);
if (sid) {
char *ctx = NULL;
u32 len;
if (selinux_ctxid_to_string(sid, &ctx, &len)) {
/* Maybe call audit_panic? */
audit_log(NULL, GFP_KERNEL, AUDIT_CONFIG_CHANGE,
"auid=%u ssid=%u remove rule from list=%d res=%d",
loginuid, sid, entry->rule.listnr, !err);
} else
audit_log(NULL, GFP_KERNEL, AUDIT_CONFIG_CHANGE,
"auid=%u subj=%s remove rule from list=%d res=%d",
loginuid, ctx, entry->rule.listnr, !err);
kfree(ctx);
} else
audit_log(NULL, GFP_KERNEL, AUDIT_CONFIG_CHANGE,
"auid=%u remove rule from list=%d res=%d",
loginuid, entry->rule.listnr, !err);
audit_free_rule(entry);
break;