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nfqws: n|d|s cutoff modes

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bol-van
2021-12-27 16:51:30 +03:00
parent 2a3b9cf982
commit aece656a8d
7 changed files with 121 additions and 51 deletions
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20
nfq/conntrack.c
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@@ -150,18 +150,22 @@ static void ConntrackFeedPacket(t_ctrack *t, bool bReverse, const struct tcphdr
scale = tcp_find_scale_factor(tcphdr);
if (bReverse)
{
t->seq_last = htonl(tcphdr->th_ack);
t->ack_last = htonl(tcphdr->th_seq) + len_payload;
t->pos_orig = t->seq_last = htonl(tcphdr->th_ack);
t->ack_last = htonl(tcphdr->th_seq);
t->pos_reply = t->ack_last + len_payload;
t->pcounter_reply++;
t->pdcounter_reply+=!!len_payload;
t->winsize_reply = htons(tcphdr->th_win);
if (scale!=SCALE_NONE) t->scale_reply = scale;
}
else
{
t->seq_last = htonl(tcphdr->th_seq) + len_payload;
t->ack_last = htonl(tcphdr->th_ack);
t->seq_last = htonl(tcphdr->th_seq);
t->pos_orig = t->seq_last + len_payload;
t->pos_reply = t->ack_last = htonl(tcphdr->th_ack);
t->pcounter_orig++;
t->pdcounter_orig+=!!len_payload;
t->winsize_orig = htons(tcphdr->th_win);
if (scale!=SCALE_NONE) t->scale_orig = scale;
}
@@ -276,12 +280,14 @@ void ConntrackPoolPurge(t_conntrack *p)
HASH_ITER(hh, p, t, tmp) { \
*sa1=0; inet_ntop(AF_INET##f, &t->conn.e1.adr, sa1, sizeof(sa1)); \
*sa2=0; inet_ntop(AF_INET##f, &t->conn.e2.adr, sa2, sizeof(sa2)); \
printf("[%s]:%u => [%s]:%u : %s : t0=%llu last=t0+%llu now=last+%llu packets_orig=%llu packets_reply=%llu seq0=%u rseq=%u ack0=%u rack=%u wsize_orig=%u:%d wsize_reply=%u:%d cutoff=%u wss_cutoff=%u d_cutoff=%u\n", \
printf("[%s]:%u => [%s]:%u : %s : t0=%llu last=t0+%llu now=last+%llu packets_orig=d%llu/n%llu packets_reply=d%llu/n%llu seq0=%u rseq=%u pos_orig=%u ack0=%u rack=%u pos_reply=%u wsize_orig=%u:%d wsize_reply=%u:%d cutoff=%u wss_cutoff=%u d_cutoff=%u\n", \
sa1, t->conn.e1.port, sa2, t->conn.e2.port, \
connstate_s[t->track.state], \
(unsigned long long)t->track.t_start, (unsigned long long)(t->track.t_last - t->track.t_start), (unsigned long long)(tnow - t->track.t_last), \
(unsigned long long)t->track.pcounter_orig, (unsigned long long)t->track.pcounter_reply, \
t->track.seq0, t->track.seq_last - t->track.seq0, t->track.ack0, t->track.ack_last - t->track.ack0, \
(unsigned long long)t->track.pdcounter_orig, (unsigned long long)t->track.pcounter_orig, \
(unsigned long long)t->track.pdcounter_reply, (unsigned long long)t->track.pcounter_reply,\
t->track.seq0, t->track.seq_last - t->track.seq0, t->track.pos_orig - t->track.seq0, \
t->track.ack0, t->track.ack_last - t->track.ack0, t->track.pos_reply - t->track.ack0, \
t->track.winsize_orig, t->track.scale_orig==SCALE_NONE ? -1 : t->track.scale_orig, \
t->track.winsize_reply, t->track.scale_reply==SCALE_NONE ? -1 : t->track.scale_reply, \
t->track.b_cutoff, t->track.b_wssize_cutoff, t->track.b_desync_cutoff); \