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[NETFILTER]: nfnetlink_log: include GID in netlink message

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Similar to Maciej Soltysiak's ipt_LOG patch, include GID in addition
to UID in netlink message.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Patrick McHardy 2007-12-17 22:41:52 -08:00 committed by David S. Miller
parent 0dfedd2874
commit 76aa1ce139
2 changed files with 4 additions and 0 deletions
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1
include/linux/netfilter/nfnetlink_log.h
View File

@ -47,6 +47,7 @@ enum nfulnl_attr_type {
NFULA_UID, /* user id of socket */
NFULA_SEQ, /* instance-local sequence number */
NFULA_SEQ_GLOBAL, /* global sequence number */
NFULA_GID, /* group id of socket */
__NFULA_MAX
};

3
net/netfilter/nfnetlink_log.c
View File

@ -467,9 +467,11 @@ __build_packet_message(struct nfulnl_instance *inst,
read_lock_bh(&skb->sk->sk_callback_lock);
if (skb->sk->sk_socket && skb->sk->sk_socket->file) {
__be32 uid = htonl(skb->sk->sk_socket->file->f_uid);
__be32 gid = htons(skb->sk->sk_socket->file->f_gid);
/* need to unlock here since NLA_PUT may goto */
read_unlock_bh(&skb->sk->sk_callback_lock);
NLA_PUT_BE32(inst->skb, NFULA_UID, uid);
NLA_PUT_BE32(inst->skb, NFULA_GID, gid);
} else
read_unlock_bh(&skb->sk->sk_callback_lock);
}
@ -564,6 +566,7 @@ nfulnl_log_packet(unsigned int pf,
#endif
+ nla_total_size(sizeof(u_int32_t)) /* mark */
+ nla_total_size(sizeof(u_int32_t)) /* uid */
+ nla_total_size(sizeof(u_int32_t)) /* gid */
+ nla_total_size(plen) /* prefix */
+ nla_total_size(sizeof(struct nfulnl_msg_packet_hw))
+ nla_total_size(sizeof(struct nfulnl_msg_packet_timestamp));