This is helpful for 'nft monitor' to track which process caused a given
change to the ruleset.
Signed-off-by: Phil Sutter <phil@nwl.cc>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
enum nft_gen_attributes {
NFTA_GEN_UNSPEC,
NFTA_GEN_ID,
enum nft_gen_attributes {
NFTA_GEN_UNSPEC,
NFTA_GEN_ID,
+ NFTA_GEN_PROC_PID,
+ NFTA_GEN_PROC_NAME,
__NFTA_GEN_MAX
};
#define NFTA_GEN_MAX (__NFTA_GEN_MAX - 1)
__NFTA_GEN_MAX
};
#define NFTA_GEN_MAX (__NFTA_GEN_MAX - 1)
{
struct nlmsghdr *nlh;
struct nfgenmsg *nfmsg;
{
struct nlmsghdr *nlh;
struct nfgenmsg *nfmsg;
+ char buf[TASK_COMM_LEN];
int event = nfnl_msg_type(NFNL_SUBSYS_NFTABLES, NFT_MSG_NEWGEN);
nlh = nlmsg_put(skb, portid, seq, event, sizeof(struct nfgenmsg), 0);
int event = nfnl_msg_type(NFNL_SUBSYS_NFTABLES, NFT_MSG_NEWGEN);
nlh = nlmsg_put(skb, portid, seq, event, sizeof(struct nfgenmsg), 0);
nfmsg->version = NFNETLINK_V0;
nfmsg->res_id = htons(net->nft.base_seq & 0xffff);
nfmsg->version = NFNETLINK_V0;
nfmsg->res_id = htons(net->nft.base_seq & 0xffff);
- if (nla_put_be32(skb, NFTA_GEN_ID, htonl(net->nft.base_seq)))
+ if (nla_put_be32(skb, NFTA_GEN_ID, htonl(net->nft.base_seq)) ||
+ nla_put_be32(skb, NFTA_GEN_PROC_PID, htonl(task_pid_nr(current))) ||
+ nla_put_string(skb, NFTA_GEN_PROC_NAME, get_task_comm(buf, current)))
goto nla_put_failure;
nlmsg_end(skb, nlh);
goto nla_put_failure;
nlmsg_end(skb, nlh);