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Audit: collect sessionid in netlink messages

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Previously I added sessionid output to all audit messages where it was
available but we still didn't know the sessionid of the sender of
netlink messages.  This patch adds that information to netlink messages
so we can audit who sent netlink messages.

Signed-off-by: Eric Paris <eparis@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Eric Paris
2008-04-18 10:09:25 -04:00
committed by Al Viro
parent 436c405c7d
commit 2532386f48
17 changed files with 132 additions and 87 deletions
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1
net/netlabel/netlabel_unlabeled.c
View File

@@ -1780,6 +1780,7 @@ int __init netlbl_unlabel_defconf(void)
* messages so don't worry to much about these values. */
security_task_getsecid(current, &audit_info.secid);
audit_info.loginuid = 0;
audit_info.sessionid = 0;
entry = kzalloc(sizeof(*entry), GFP_KERNEL);
if (entry == NULL)

4
net/netlabel/netlabel_user.c
View File

@@ -107,7 +107,9 @@ struct audit_buffer *netlbl_audit_start_common(int type,
if (audit_buf == NULL)
return NULL;
audit_log_format(audit_buf, "netlabel: auid=%u", audit_info->loginuid);
audit_log_format(audit_buf, "netlabel: auid=%u ses=%u",
audit_info->loginuid,
audit_info->sessionid);
if (audit_info->secid != 0 &&
security_secid_to_secctx(audit_info->secid,

1
net/netlabel/netlabel_user.h
View File

@@ -51,6 +51,7 @@ static inline void netlbl_netlink_auditinfo(struct sk_buff *skb,
{
audit_info->secid = NETLINK_CB(skb).sid;
audit_info->loginuid = NETLINK_CB(skb).loginuid;
audit_info->sessionid = NETLINK_CB(skb).sessionid;
}
/* NetLabel NETLINK I/O functions */