meta: secpath support

Signed-off-by: Florian Westphal <fw@strlen.de>

diff --git a/include/linux/netfilter/nf_tables.h b/include/linux/netfilter/nf_tables.h
index 874fa3f239eba6d09d2908273402209d6f61b928..64d4a25f8409a0fdef199da8b806b897b486a5a1 100644 (file)
--- a/include/linux/netfilter/nf_tables.h
+++ b/include/linux/netfilter/nf_tables.h
@@ -775,6 +775,7 @@ enum nft_exthdr_attributes {
  * @NFT_META_OIFGROUP: packet output interface group
  * @NFT_META_CGROUP: socket control group (skb->sk->sk_classid)
  * @NFT_META_PRANDOM: a 32bit pseudo-random number
+ * @NFT_META_SECPATH: boolean, secpath_exists (!!skb->sp)
  */
 enum nft_meta_keys {
        NFT_META_LEN,
@@ -802,6 +803,7 @@ enum nft_meta_keys {
        NFT_META_OIFGROUP,
        NFT_META_CGROUP,
        NFT_META_PRANDOM,
+       NFT_META_SECPATH,
 };
 
 /**

diff --git a/src/expr/meta.c b/src/expr/meta.c
index 2c758412bf2e3f1791636628a7c9f1693eed7cad..de82105de44ff570f5d27f8b3023afbdcbeb109c 100644 (file)
--- a/src/expr/meta.c
+++ b/src/expr/meta.c
@@ -22,7 +22,7 @@
 #include <libnftnl/rule.h>
 
 #ifndef NFT_META_MAX
-#define NFT_META_MAX (NFT_META_PRANDOM + 1)
+#define NFT_META_MAX (NFT_META_SECPATH + 1)
 #endif
 
 struct nftnl_expr_meta {
@@ -158,6 +158,7 @@ static const char *meta_key2str_array[NFT_META_MAX] = {
        [NFT_META_OIFGROUP]     = "oifgroup",
        [NFT_META_CGROUP]       = "cgroup",
        [NFT_META_PRANDOM]      = "prandom",
+       [NFT_META_SECPATH]      = "secpath",
 };
 
 static const char *meta_key2str(uint8_t key)