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count select_called, multi_read_used and multi_read_exceeded

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Brendan O'Dea 2004-12-17 00:28:00 +00:00
parent 0ab682e580
commit ddfdb8e32a
4 changed files with 20 additions and 24 deletions
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28
l2tpns.c
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@ -4,7 +4,7 @@
// Copyright (c) 2002 FireBrick (Andrews & Arnold Ltd / Watchfront Ltd) - GPL licenced
// vim: sw=8 ts=8
char const *cvs_id_l2tpns = "$Id: l2tpns.c,v 1.72 2004-12-16 23:40:31 bodea Exp $";
char const *cvs_id_l2tpns = "$Id: l2tpns.c,v 1.73 2004-12-17 00:28:00 bodea Exp $";
#include <arpa/inet.h>
#include <assert.h>
@ -2367,14 +2367,11 @@ static void mainloop(void)
int tun_pkts = 0;
int cluster_pkts = 0;
INC_STAT(select_ready, n);
// nsctl commands
if (FD_ISSET(controlfd, &r))
{
alen = sizeof(addr);
processcontrol(buf, recvfrom(controlfd, buf, sizeof(buf), MSG_WAITALL, (void *) &addr, &alen), &addr, alen);
STAT(select_processed);
n--;
}
@ -2386,7 +2383,6 @@ static void mainloop(void)
if (FD_ISSET(radfds[i], &r))
{
processrad(buf, recv(radfds[i], buf, sizeof(buf), 0), i);
STAT(select_processed);
n--;
}
}
@ -2406,21 +2402,17 @@ static void mainloop(void)
else
LOG(0, 0, 0, "accept error: %s\n", strerror(errno));
STAT(select_processed);
n--;
}
#ifdef BGP
for (i = 0; i < BGP_NUM_PEERS; i++)
{
int isr = bgp_set[i] ? !!FD_ISSET(bgp_peers[i].sock, &r) : 0;
int isw = bgp_set[i] ? !!FD_ISSET(bgp_peers[i].sock, &w) : 0;
int isr = bgp_set[i] ? FD_ISSET(bgp_peers[i].sock, &r) : 0;
int isw = bgp_set[i] ? FD_ISSET(bgp_peers[i].sock, &w) : 0;
bgp_process(&bgp_peers[i], isr, isw);
if (isr || isw)
{
INC_STAT(select_processed, isr + isw);
n -= (isr + isw);
}
if (isr) n--;
if (isw) n--;
}
#endif /* BGP */
@ -2433,7 +2425,6 @@ static void mainloop(void)
if ((s = recvfrom(udpfd, buf, sizeof(buf), 0, (void *) &addr, &alen)) > 0)
{
processudp(buf, s, &addr);
STAT(select_processed);
udp_pkts++;
}
else
@ -2449,7 +2440,6 @@ static void mainloop(void)
if ((s = read(tunfd, buf, sizeof(buf))) > 0)
{
processtun(buf, s);
STAT(select_processed);
tun_pkts++;
}
else
@ -2466,7 +2456,6 @@ static void mainloop(void)
if ((s = recvfrom(cluster_sockfd, buf, sizeof(buf), MSG_WAITALL, (void *) &addr, &alen)) > 0)
{
processcluster(buf, s, addr.sin_addr.s_addr);
STAT(select_processed);
cluster_pkts++;
}
else
@ -2477,9 +2466,16 @@ static void mainloop(void)
}
}
if (udp_pkts > 1 || tun_pkts > 1 || cluster_pkts > 1)
STAT(multi_read_used);
if (c >= config->multi_read_count)
{
LOG(3, 0, 0, "Reached multi_read_count (%d); processed %d udp, %d tun and %d cluster packets\n",
config->multi_read_count, udp_pkts, tun_pkts, cluster_pkts);
STAT(multi_read_exceeded);
}
}
// Runs on every machine (master and slaves).