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authorJoy Latten <latten@austin.ibm.com>2006-11-27 13:11:54 -0600
committerDavid S. Miller <davem@sunset.davemloft.net>2006-12-06 20:14:22 -0800
commit161a09e737f0761ca064ee6a907313402f7a54b6 (patch)
tree80fdf6dc5de73d810ef0ec811299a5ec3c5ce23e /net/key
parent95b99a670df31ca5271f503f378e5cac3aee8f5e (diff)
downloadlinux-161a09e737f0761ca064ee6a907313402f7a54b6.tar.bz2
audit: Add auditing to ipsec
An audit message occurs when an ipsec SA or ipsec policy is created/deleted. Signed-off-by: Joy Latten <latten@austin.ibm.com> Signed-off-by: James Morris <jmorris@namei.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/key')
-rw-r--r--net/key/af_key.c27
1 files changed, 24 insertions, 3 deletions
diff --git a/net/key/af_key.c b/net/key/af_key.c
index 0e1dbfbb9b10..5dd5094659a1 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -27,6 +27,7 @@
#include <linux/proc_fs.h>
#include <linux/init.h>
#include <net/xfrm.h>
+#include <linux/audit.h>
#include <net/sock.h>
@@ -1420,6 +1421,9 @@ static int pfkey_add(struct sock *sk, struct sk_buff *skb, struct sadb_msg *hdr,
else
err = xfrm_state_update(x);
+ xfrm_audit_log(audit_get_loginuid(current->audit_context), 0,
+ AUDIT_MAC_IPSEC_ADDSA, err ? 0 : 1, NULL, x);
+
if (err < 0) {
x->km.state = XFRM_STATE_DEAD;
__xfrm_state_put(x);
@@ -1460,8 +1464,12 @@ static int pfkey_delete(struct sock *sk, struct sk_buff *skb, struct sadb_msg *h
err = -EPERM;
goto out;
}
-
+
err = xfrm_state_delete(x);
+
+ xfrm_audit_log(audit_get_loginuid(current->audit_context), 0,
+ AUDIT_MAC_IPSEC_DELSA, err ? 0 : 1, NULL, x);
+
if (err < 0)
goto out;
@@ -1637,12 +1645,15 @@ static int pfkey_flush(struct sock *sk, struct sk_buff *skb, struct sadb_msg *hd
{
unsigned proto;
struct km_event c;
+ struct xfrm_audit audit_info;
proto = pfkey_satype2proto(hdr->sadb_msg_satype);
if (proto == 0)
return -EINVAL;
- xfrm_state_flush(proto);
+ audit_info.loginuid = audit_get_loginuid(current->audit_context);
+ audit_info.secid = 0;
+ xfrm_state_flush(proto, &audit_info);
c.data.proto = proto;
c.seq = hdr->sadb_msg_seq;
c.pid = hdr->sadb_msg_pid;
@@ -2205,6 +2216,9 @@ static int pfkey_spdadd(struct sock *sk, struct sk_buff *skb, struct sadb_msg *h
err = xfrm_policy_insert(pol->sadb_x_policy_dir-1, xp,
hdr->sadb_msg_type != SADB_X_SPDUPDATE);
+ xfrm_audit_log(audit_get_loginuid(current->audit_context), 0,
+ AUDIT_MAC_IPSEC_ADDSPD, err ? 0 : 1, xp, NULL);
+
if (err)
goto out;
@@ -2282,6 +2296,10 @@ static int pfkey_spddelete(struct sock *sk, struct sk_buff *skb, struct sadb_msg
xp = xfrm_policy_bysel_ctx(XFRM_POLICY_TYPE_MAIN, pol->sadb_x_policy_dir-1,
&sel, tmp.security, 1);
security_xfrm_policy_free(&tmp);
+
+ xfrm_audit_log(audit_get_loginuid(current->audit_context), 0,
+ AUDIT_MAC_IPSEC_DELSPD, (xp) ? 1 : 0, xp, NULL);
+
if (xp == NULL)
return -ENOENT;
@@ -2416,8 +2434,11 @@ static int key_notify_policy_flush(struct km_event *c)
static int pfkey_spdflush(struct sock *sk, struct sk_buff *skb, struct sadb_msg *hdr, void **ext_hdrs)
{
struct km_event c;
+ struct xfrm_audit audit_info;
- xfrm_policy_flush(XFRM_POLICY_TYPE_MAIN);
+ audit_info.loginuid = audit_get_loginuid(current->audit_context);
+ audit_info.secid = 0;
+ xfrm_policy_flush(XFRM_POLICY_TYPE_MAIN, &audit_info);
c.data.type = XFRM_POLICY_TYPE_MAIN;
c.event = XFRM_MSG_FLUSHPOLICY;
c.pid = hdr->sadb_msg_pid;