/*- * Copyright (c) 1997 Brian Somers * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $Id$ */ #include #include #include #include #include "command.h" #include "mbuf.h" #include "log.h" #include "timer.h" #include "throughput.h" #include "defs.h" #include "loadalias.h" #include "vars.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 = t->uptime ? time(NULL) - t->uptime : 0; 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 = t->uptime ? time(NULL) - t->uptime : 0; 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(void *v) { struct pppThroughput *t = (struct pppThroughput *)v; 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; }