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/*
* Copyright (c) 2017 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <stdio.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <vppinfra/format.h>
#include <sys/time.h>
int
main (int argc, char *argv[])
{
int sockfd, portno, n;
struct sockaddr_in serv_addr;
struct hostent *server;
u8 *rx_buffer = 0, *tx_buffer = 0, no_echo = 0, test_bytes = 0;
u32 offset;
long bytes = 1 << 20, to_send;
int i;
struct timeval start, end;
double deltat;
if (argc >= 3)
{
portno = atoi (argv[2]);
server = gethostbyname (argv[1]);
if (server == NULL)
{
clib_unix_warning ("gethostbyname");
exit (1);
}
argc -= 3;
argv += 3;
if (argc)
{
bytes = ((long) atoi (argv[0])) << 20;
argc--;
argv++;
}
if (argc)
{
no_echo = atoi (argv[0]);
argc--;
argv++;
}
if (argc)
{
test_bytes = atoi (argv[0]);
argc--;
argv++;
}
}
else
{
portno = 1234; // atoi(argv[2]);
server = gethostbyname ("6.0.1.1" /* argv[1] */ );
if (server == NULL)
{
clib_unix_warning ("gethostbyname");
exit (1);
}
}
to_send = bytes;
sockfd = socket (AF_INET, SOCK_STREAM, 0);
if (sockfd < 0)
{
clib_unix_error ("socket");
exit (1);
}
bzero ((char *) &serv_addr, sizeof (serv_addr));
serv_addr.sin_family = AF_INET;
bcopy ((char *) server->h_addr,
(char *) &serv_addr.sin_addr.s_addr, server->h_length);
serv_addr.sin_port = htons (portno);
if (connect (sockfd, (const void *) &serv_addr, sizeof (serv_addr)) < 0)
{
clib_unix_warning ("connect");
exit (1);
}
vec_validate (rx_buffer, 128 << 10);
vec_validate (tx_buffer, 128 << 10);
for (i = 0; i < vec_len (tx_buffer); i++)
tx_buffer[i] = (i + 1) % 0xff;
/*
* Send one packet to warm up the RX pipeline
*/
n = send (sockfd, tx_buffer, vec_len (tx_buffer), 0 /* flags */ );
if (n != vec_len (tx_buffer))
{
clib_unix_warning ("write");
exit (0);
}
gettimeofday (&start, NULL);
while (bytes > 0)
{
/*
* TX
*/
n = send (sockfd, tx_buffer, vec_len (tx_buffer), 0 /* flags */ );
if (n != vec_len (tx_buffer))
{
clib_unix_warning ("write");
exit (0);
}
bytes -= n;
if (no_echo)
continue;
/*
* RX
*/
offset = 0;
do
{
n = recv (sockfd, rx_buffer + offset,
vec_len (rx_buffer) - offset, 0 /* flags */ );
if (n < 0)
{
clib_unix_warning ("read");
exit (0);
}
offset += n;
}
while (offset < vec_len (rx_buffer));
if (test_bytes)
{
for (i = 0; i < vec_len (rx_buffer); i++)
{
if (rx_buffer[i] != tx_buffer[i])
{
clib_warning ("[%d] read 0x%x not 0x%x", rx_buffer[i],
tx_buffer[i]);
exit (1);
}
}
}
}
close (sockfd);
gettimeofday (&end, NULL);
deltat = (end.tv_sec - start.tv_sec);
deltat += (end.tv_usec - start.tv_usec) / 1000000.0; // us to ms
clib_warning ("Finished in %.6f", deltat);
clib_warning ("%.4f Gbit/second %s", (((f64) to_send * 8.0) / deltat / 1e9),
no_echo ? "half" : "full");
return 0;
}
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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