diff options
| author | Patrick McHardy <kaber@trash.net> | 2008-03-20 14:15:45 (GMT) |
|---|---|---|
| committer | Patrick McHardy <kaber@trash.net> | 2008-04-14 07:56:01 (GMT) |
| commit | 36e2a1b0f7f2598e38952494b91490f58aa221c8 (patch) | |
| tree | fb183ec56b7d137ff1aaa4eccd1be307e2d70eac /net | |
| parent | b916f7d4b7b4b427ad9a9486de3da41a16b24d67 (diff) | |
| download | linux-fsl-qoriq-36e2a1b0f7f2598e38952494b91490f58aa221c8.tar.xz | |
[NETFILTER]: {ip,ip6}t_LOG: print MARK value in log output
Dump the mark value in log messages similar to nfnetlink_log. This
is useful for debugging complex setups where marks are used for
routing or traffic classification.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/ipv4/netfilter/ipt_LOG.c | 6 | ||||
| -rw-r--r-- | net/ipv6/netfilter/ip6t_LOG.c | 6 |
2 files changed, 10 insertions, 2 deletions
diff --git a/net/ipv4/netfilter/ipt_LOG.c b/net/ipv4/netfilter/ipt_LOG.c index b38d785..c40e233 100644 --- a/net/ipv4/netfilter/ipt_LOG.c +++ b/net/ipv4/netfilter/ipt_LOG.c @@ -338,12 +338,16 @@ static void dump_packet(const struct nf_loginfo *info, if ((logflags & IPT_LOG_UID) && !iphoff && skb->sk) { read_lock_bh(&skb->sk->sk_callback_lock); if (skb->sk->sk_socket && skb->sk->sk_socket->file) - printk("UID=%u GID=%u", + printk("UID=%u GID=%u ", skb->sk->sk_socket->file->f_uid, skb->sk->sk_socket->file->f_gid); read_unlock_bh(&skb->sk->sk_callback_lock); } + /* Max length: 16 "MARK=0xFFFFFFFF " */ + if (!iphoff && skb->mark) + printk("MARK=0x%x ", skb->mark); + /* Proto Max log string length */ /* IP: 40+46+6+11+127 = 230 */ /* TCP: 10+max(25,20+30+13+9+32+11+127) = 252 */ diff --git a/net/ipv6/netfilter/ip6t_LOG.c b/net/ipv6/netfilter/ip6t_LOG.c index 86a6138..3a23169 100644 --- a/net/ipv6/netfilter/ip6t_LOG.c +++ b/net/ipv6/netfilter/ip6t_LOG.c @@ -363,11 +363,15 @@ static void dump_packet(const struct nf_loginfo *info, if ((logflags & IP6T_LOG_UID) && recurse && skb->sk) { read_lock_bh(&skb->sk->sk_callback_lock); if (skb->sk->sk_socket && skb->sk->sk_socket->file) - printk("UID=%u GID=%u", + printk("UID=%u GID=%u ", skb->sk->sk_socket->file->f_uid, skb->sk->sk_socket->file->f_gid); read_unlock_bh(&skb->sk->sk_callback_lock); } + + /* Max length: 16 "MARK=0xFFFFFFFF " */ + if (!recurse && skb->mark) + printk("MARK=0x%x ", skb->mark); } static struct nf_loginfo default_loginfo = { |