diff options
Diffstat (limited to 'net/netfilter/nfnetlink_log.c')
| -rw-r--r-- | net/netfilter/nfnetlink_log.c | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c index 11584289c262..464c9fa2934b 100644 --- a/net/netfilter/nfnetlink_log.c +++ b/net/netfilter/nfnetlink_log.c @@ -33,6 +33,10 @@ #include <asm/atomic.h> +#ifdef CONFIG_BRIDGE_NETFILTER +#include "../bridge/br_private.h" +#endif + #define NFULNL_NLBUFSIZ_DEFAULT 4096 #define NFULNL_TIMEOUT_DEFAULT 100 /* every second */ #define NFULNL_QTHRESH_DEFAULT 100 /* 100 packets */ @@ -412,14 +416,64 @@ __build_packet_message(struct nfulnl_instance *inst, if (indev) { tmp_uint = htonl(indev->ifindex); +#ifndef CONFIG_BRIDGE_NETFILTER NFA_PUT(inst->skb, NFULA_IFINDEX_INDEV, sizeof(tmp_uint), &tmp_uint); +#else + if (pf == PF_BRIDGE) { + /* Case 1: outdev is physical input device, we need to + * look for bridge group (when called from + * netfilter_bridge) */ + NFA_PUT(inst->skb, NFULA_IFINDEX_PHYSINDEV, + sizeof(tmp_uint), &tmp_uint); + /* this is the bridge group "brX" */ + tmp_uint = htonl(indev->br_port->br->dev->ifindex); + NFA_PUT(inst->skb, NFULA_IFINDEX_INDEV, + sizeof(tmp_uint), &tmp_uint); + } else { + /* Case 2: indev is bridge group, we need to look for + * physical device (when called from ipv4) */ + NFA_PUT(inst->skb, NFULA_IFINDEX_INDEV, + sizeof(tmp_uint), &tmp_uint); + if (skb->nf_bridge && skb->nf_bridge->physindev) { + tmp_uint = + htonl(skb->nf_bridge->physindev->ifindex); + NFA_PUT(inst->skb, NFULA_IFINDEX_PHYSINDEV, + sizeof(tmp_uint), &tmp_uint); + } + } +#endif } if (outdev) { tmp_uint = htonl(outdev->ifindex); +#ifndef CONFIG_BRIDGE_NETFILTER NFA_PUT(inst->skb, NFULA_IFINDEX_OUTDEV, sizeof(tmp_uint), &tmp_uint); +#else + if (pf == PF_BRIDGE) { + /* Case 1: outdev is physical output device, we need to + * look for bridge group (when called from + * netfilter_bridge) */ + NFA_PUT(inst->skb, NFULA_IFINDEX_PHYSOUTDEV, + sizeof(tmp_uint), &tmp_uint); + /* this is the bridge group "brX" */ + tmp_uint = htonl(outdev->br_port->br->dev->ifindex); + NFA_PUT(inst->skb, NFULA_IFINDEX_OUTDEV, + sizeof(tmp_uint), &tmp_uint); + } else { + /* Case 2: indev is a bridge group, we need to look + * for physical device (when called from ipv4) */ + NFA_PUT(inst->skb, NFULA_IFINDEX_OUTDEV, + sizeof(tmp_uint), &tmp_uint); + if (skb->nf_bridge) { + tmp_uint = + htonl(skb->nf_bridge->physoutdev->ifindex); + NFA_PUT(inst->skb, NFULA_IFINDEX_PHYSOUTDEV, + sizeof(tmp_uint), &tmp_uint); + } + } +#endif } if (skb->nfmark) { @@ -536,6 +590,10 @@ nfulnl_log_packet(unsigned int pf, + NFA_SPACE(sizeof(struct nfulnl_msg_packet_hdr)) + NFA_SPACE(sizeof(u_int32_t)) /* ifindex */ + NFA_SPACE(sizeof(u_int32_t)) /* ifindex */ +#ifdef CONFIG_BRIDGE_NETFILTER + + NFA_SPACE(sizeof(u_int32_t)) /* ifindex */ + + NFA_SPACE(sizeof(u_int32_t)) /* ifindex */ +#endif + NFA_SPACE(sizeof(u_int32_t)) /* mark */ + NFA_SPACE(sizeof(u_int32_t)) /* uid */ + NFA_SPACE(NFULNL_PREFIXLEN) /* prefix */ |