From 76aa1ce139f649e432272f6ad75204b763ef13bd Mon Sep 17 00:00:00 2001 From: Patrick McHardy Date: Mon, 17 Dec 2007 22:41:52 -0800 Subject: [PATCH] [NETFILTER]: nfnetlink_log: include GID in netlink message Similar to Maciej Soltysiak's ipt_LOG patch, include GID in addition to UID in netlink message. Signed-off-by: Patrick McHardy Signed-off-by: David S. Miller --- include/linux/netfilter/nfnetlink_log.h | 1 + net/netfilter/nfnetlink_log.c | 3 +++ 2 files changed, 4 insertions(+) diff --git a/include/linux/netfilter/nfnetlink_log.h b/include/linux/netfilter/nfnetlink_log.h index 5966afa026e9..a85721332924 100644 --- a/include/linux/netfilter/nfnetlink_log.h +++ b/include/linux/netfilter/nfnetlink_log.h @@ -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 }; diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c index 950b1f0713dd..5013cb97ce2b 100644 --- a/net/netfilter/nfnetlink_log.c +++ b/net/netfilter/nfnetlink_log.c @@ -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)); -- 2.20.1