This patch allows you to match on bridge vlan protocol, eg.
nft add rule bridge firewall zones counter meta ibrvproto 0x8100
Signed-off-by: wenxu <wenxu@ucloud.cn>
Reviewed-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
* @NFT_META_IIFKIND: packet input interface kind name (dev->rtnl_link_ops->kind)
* @NFT_META_OIFKIND: packet output interface kind name (dev->rtnl_link_ops->kind)
* @NFT_META_BRI_IIFPVID: packet input bridge port pvid
+ * @NFT_META_BRI_IIFVPROTO: packet input bridge vlan proto
*/
enum nft_meta_keys {
NFT_META_LEN,
NFT_META_IIFKIND,
NFT_META_OIFKIND,
NFT_META_BRI_IIFPVID,
+ NFT_META_BRI_IIFVPROTO,
};
/**
nft_reg_store16(dest, p_pvid);
return;
}
+ case NFT_META_BRI_IIFVPROTO: {
+ u16 p_proto;
+
+ br_dev = nft_meta_get_bridge(in);
+ if (!br_dev || !br_vlan_enabled(br_dev))
+ goto err;
+
+ br_vlan_get_proto(br_dev, &p_proto);
+ nft_reg_store16(dest, p_proto);
+ return;
+ }
default:
goto out;
}
len = IFNAMSIZ;
break;
case NFT_META_BRI_IIFPVID:
+ case NFT_META_BRI_IIFVPROTO:
len = sizeof(u16);
break;
default: