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/*
* Ouroboros - Copyright (C) 2016 - 2017
*
* Ouroboros perf application
*
* Dimitri Staessens <dimitri.staessens@ugent.be>
* Sander Vrijders <sander.vrijders@ugent.be>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., http://www.fsf.org/about/contact/.
*/
#define _POSIX_C_SOURCE 199506L
#define __XSI_VISIBLE 500
#include <ouroboros/fqueue.h>
#include <ouroboros/dev.h>
#include <stdio.h>
#include <string.h>
#include <pthread.h>
#include <stdint.h>
#include <stdbool.h>
#define OPERF_BUF_SIZE (1024 * 1024)
#define OPERF_MAX_FLOWS 256
struct c {
char * s_apn;
int size;
long rate;
bool flood;
bool sleep;
int duration;
unsigned long sent;
unsigned long rcvd;
pthread_t reader_pt;
pthread_t writer_pt;
} client;
struct s {
struct timespec times[OPERF_MAX_FLOWS];
fset_t * flows;
fqueue_t * fq;
pthread_mutex_t lock;
uint8_t buffer[OPERF_BUF_SIZE];
ssize_t timeout;
pthread_t cleaner_pt;
pthread_t accept_pt;
pthread_t server_pt;
} server;
#include "operf_client.c"
#include "operf_server.c"
static void usage(void)
{
printf("Usage: operf [OPTION]...\n"
"Measures bandwidth between a client and a server\n"
" -l, --listen Run in server mode\n"
"\n"
" -n, --server-apn Name of the operf server\n"
" -d, --duration Test duration (s, default 60)\n"
" -r, --rate Rate (b/s)\n"
" -s, --size Payload size (B, default 1500)\n"
" -f, --flood Send SDUs as fast as possible\n"
" --sleep Sleep in between sending SDUs\n"
" --help Display this help text and exit\n");
}
int main(int argc, char ** argv)
{
int ret = -1;
char * rem = NULL;
bool serv = false;
argc--;
argv++;
client.s_apn = NULL;
client.size = 1500;
client.duration = 60000;
server.timeout = 1000; /* ms */
client.rate = 1000000;
client.flood = false;
client.sleep = false;
while (argc > 0) {
if (strcmp(*argv, "-n") == 0 ||
strcmp(*argv, "--server_apn") == 0) {
client.s_apn = *(++argv);
--argc;
} else if (strcmp(*argv, "-s") == 0 ||
strcmp(*argv, "--size") == 0) {
client.size = strtol(*(++argv), &rem, 10);
--argc;
} else if (strcmp(*argv, "-d") == 0 ||
strcmp(*argv, "--duration") == 0) {
client.duration = strtol(*(++argv), &rem, 10) * 1000;
--argc;
} else if (strcmp(*argv, "-r") == 0 ||
strcmp(*argv, "--rate") == 0) {
client.rate = strtol(*(++argv), &rem, 10);
if (*rem == 'k')
client.rate *= 1000;
if (*rem == 'M')
client.rate *= MILLION;
if (*rem == 'G')
client.rate *= BILLION;
--argc;
} else if (strcmp(*argv, "-f") == 0 ||
strcmp(*argv, "--flood") == 0) {
client.flood = true;
} else if (strcmp(*argv, "--sleep") == 0) {
client.sleep = true;
} else if (strcmp(*argv, "-l") == 0 ||
strcmp(*argv, "--listen") == 0) {
serv = true;
} else {
usage();
exit(EXIT_SUCCESS);
}
argc--;
argv++;
}
if (serv) {
ret = server_main();
} else {
if (client.s_apn == NULL) {
printf("No server specified.\n");
usage();
exit(EXIT_SUCCESS);
}
if (client.size > OPERF_BUF_SIZE) {
printf("Packet size truncated to %d bytes.\n",
OPERF_BUF_SIZE);
client.size = OPERF_BUF_SIZE;
}
if (client.size < 64) {
printf("Packet size set to 64 bytes.\n");
client.size = 64;
}
ret = client_main();
}
if (ret < 0)
exit(EXIT_FAILURE);
exit(EXIT_SUCCESS);
}
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