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/*
* $Id$
*/
#include <sys/param.h>
#include <stdio.h>
#include <time.h>
#include <netinet/in.h>
#include "timer.h"
#include "throughput.h"
#include "defs.h"
#include "loadalias.h"
#include "command.h"
#include "vars.h"
#include "mbuf.h"
#include "log.h"
void
throughput_init(struct pppThroughput *t)
{
int f;
t->OctetsIn = t->OctetsOut = 0;
for (f = 0; f < SAMPLE_PERIOD; f++)
t->SampleOctets[f] = 0;
t->OctetsPerSecond = t->BestOctetsPerSecond = t->nSample = 0;
throughput_stop(t);
}
void
throughput_disp(struct pppThroughput *t, FILE *f)
{
int secs_up;
secs_up = time(NULL) - t->uptime;
fprintf(f, "Connect time: %d secs\n", secs_up);
if (secs_up == 0)
secs_up = 1;
fprintf(f, "%ld octets in, %ld octets out\n", t->OctetsIn, t->OctetsOut);
if (Enabled(ConfThroughput)) {
fprintf(f, " overall %5ld bytes/sec\n",
(t->OctetsIn+t->OctetsOut)/secs_up);
fprintf(f, " currently %5d bytes/sec\n", t->OctetsPerSecond);
fprintf(f, " peak %5d bytes/sec\n", t->BestOctetsPerSecond);
} else
fprintf(f, "Overall %ld bytes/sec\n", (t->OctetsIn+t->OctetsOut)/secs_up);
}
void
throughput_log(struct pppThroughput *t, int level, const char *title)
{
if (t->uptime) {
int secs_up;
secs_up = time(NULL) - t->uptime;
if (title)
LogPrintf(level, "%s: Connect time: %d secs: %ld octets in, %ld octets"
" out\n", title, secs_up, t->OctetsIn, t->OctetsOut);
else
LogPrintf(level, "Connect time: %d secs: %ld octets in, %ld octets out\n",
secs_up, t->OctetsIn, t->OctetsOut);
if (secs_up == 0)
secs_up = 1;
if (Enabled(ConfThroughput))
LogPrintf(level, " total %ld bytes/sec, peak %d bytes/sec\n",
(t->OctetsIn+t->OctetsOut)/secs_up, t->BestOctetsPerSecond);
else
LogPrintf(level, " total %ld bytes/sec\n",
(t->OctetsIn+t->OctetsOut)/secs_up);
}
}
static void
throughput_sampler(struct pppThroughput *t)
{
u_long old;
StopTimer(&t->Timer);
t->Timer.state = TIMER_STOPPED;
old = t->SampleOctets[t->nSample];
t->SampleOctets[t->nSample] = t->OctetsIn + t->OctetsOut;
t->OctetsPerSecond = (t->SampleOctets[t->nSample] - old) / SAMPLE_PERIOD;
if (t->BestOctetsPerSecond < t->OctetsPerSecond)
t->BestOctetsPerSecond = t->OctetsPerSecond;
if (++t->nSample == SAMPLE_PERIOD)
t->nSample = 0;
StartTimer(&t->Timer);
}
void
throughput_start(struct pppThroughput *t)
{
throughput_init(t);
time(&t->uptime);
if (Enabled(ConfThroughput)) {
t->Timer.state = TIMER_STOPPED;
t->Timer.load = SECTICKS;
t->Timer.func = throughput_sampler;
t->Timer.arg = t;
StartTimer(&t->Timer);
}
}
void
throughput_stop(struct pppThroughput *t)
{
if (Enabled(ConfThroughput))
StopTimer(&t->Timer);
}
void
throughput_addin(struct pppThroughput *t, int n)
{
t->OctetsIn += n;
}
void
throughput_addout(struct pppThroughput *t, int n)
{
t->OctetsOut += n;
}
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