Add support for dedicated bridge meta key, related to device names:
- NFT_META_BRI_IIFNAME
- NFT_META_BRI_OIFNAME
Signed-off-by: Tomasz Bursztyka <tomasz.bursztyka@xxxxxxxxxxxxxxx>
---
include/linux/netfilter/nf_tables.h | 4 ++++
src/expr/meta.c | 4 +++-
2 files changed, 7 insertions(+), 1 deletion(-)
diff --git a/include/linux/netfilter/nf_tables.h b/include/linux/netfilter/nf_tables.h
index bb160d5..5b7bed5 100644
--- a/include/linux/netfilter/nf_tables.h
+++ b/include/linux/netfilter/nf_tables.h
@@ -536,6 +536,8 @@ enum nft_exthdr_attributes {
* @NFT_META_SECMARK: packet secmark (skb->secmark)
* @NFT_META_NFPROTO: netfilter protocol
* @NFT_META_L4PROTO: layer 4 protocol number
+ * @NFT_META_BRI_IIFNAME: packet input bridge interface name
+ * @NFT_META_BRI_OIFNAME: packet output bridge interface name
*/
enum nft_meta_keys {
NFT_META_LEN,
@@ -555,6 +557,8 @@ enum nft_meta_keys {
NFT_META_SECMARK,
NFT_META_NFPROTO,
NFT_META_L4PROTO,
+ NFT_META_BRI_IIFNAME,
+ NFT_META_BRI_OIFNAME,
};
/**
diff --git a/src/expr/meta.c b/src/expr/meta.c
index bee2f4c..fb945f0 100644
--- a/src/expr/meta.c
+++ b/src/expr/meta.c
@@ -23,7 +23,7 @@
#include "expr_ops.h"
#ifndef NFT_META_MAX
-#define NFT_META_MAX (NFT_META_L4PROTO + 1)
+#define NFT_META_MAX (NFT_META_BRI_OIFNAME + 1)
#endif
struct nft_expr_meta {
@@ -153,6 +153,8 @@ static const char *meta_key2str_array[NFT_META_MAX] = {
[NFT_META_NFTRACE] = "nftrace",
[NFT_META_RTCLASSID] = "rtclassid",
[NFT_META_SECMARK] = "secmark",
+ [NFT_META_BRI_IIFNAME] = "bri_iifname",
+ [NFT_META_BRI_OIFNAME] = "bri_oifname",
};
static const char *meta_key2str(uint8_t key)
--
1.8.3.2
--
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