630 lines
19 KiB
C
630 lines
19 KiB
C
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/*
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* Copyright (c) 2008, Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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* $Id: shell-netperf.c,v 1.1 2009/11/03 22:52:39 adamdunkels Exp $
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*/
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/**
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* \file
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* A small pogram to measure the communication performance between two nodes
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* \author
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* Adam Dunkels <adam@sics.se>
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*/
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#include "contiki.h"
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#include "shell-netperf.h"
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#include "net/rime.h"
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#include "contiki-conf.h"
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#include <stdio.h>
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#include <string.h>
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#ifndef HAVE_SNPRINTF
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int snprintf(char *str, size_t size, const char *format, ...);
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#endif /* HAVE_SNPRINTF */
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/*---------------------------------------------------------------------------*/
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#define DATALEN 90
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#define MAX_RETRIES 4
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#define CONTINUE_EVENT 128
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struct power {
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unsigned long lpm, cpu, rx, tx;
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};
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struct stats {
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uint16_t sent, received, timedout;
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unsigned long total_tx_latency;
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unsigned long total_rx_latency;
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clock_time_t start, end;
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struct power power0, power;
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};
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enum {
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DATAPATH_COMMAND_NONE,
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DATAPATH_COMMAND_ECHO_REQUEST,
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DATAPATH_COMMAND_STREAM_ECHO_REQUEST,
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DATAPATH_COMMAND_ECHO_REPLY,
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} datapath_commands;
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struct datapath_msg {
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rimeaddr_t receiver;
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rtimer_clock_t tx, rx;
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uint8_t datapath_command;
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uint8_t received;
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};
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enum {
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CTRL_COMMAND_CLEAR,
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CTRL_COMMAND_STATS,
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CTRL_COMMAND_STATS_REPLY
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} datapath_commands;
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struct ctrl_msg {
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uint8_t command;
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struct stats stats;
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};
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static struct runicast_conn ctrl;
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static struct unicast_conn unicast;
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static struct broadcast_conn broadcast;
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static struct mesh_conn mesh;
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static struct rucb_conn rucb;
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static rimeaddr_t receiver;
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static uint8_t is_sender;
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static int left_to_send;
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static struct stats stats;
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/*---------------------------------------------------------------------------*/
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PROCESS(shell_netperf_process, "netperf");
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SHELL_COMMAND(netperf_command,
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"netperf",
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"netperf: measure single-hop network performance",
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&shell_netperf_process);
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/*---------------------------------------------------------------------------*/
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static void
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memcpy_misaligned(void *dest, const void *source, int len)
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{
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int i;
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u8_t *destptr, *sourceptr;
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if(((int)dest & 1) == 1 ||
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((int)source & 1) == 1) {
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destptr = dest;
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sourceptr = source;
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for(i = 0; i < len; ++i) {
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*destptr++ = *sourceptr++;
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}
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} else {
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memcpy(dest, source, len);
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}
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}
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/*---------------------------------------------------------------------------*/
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static void
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print_remote_stats(struct stats *s)
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{
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unsigned long total_time;
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printf("1 %d %d %d %u %lu %lu %lu %lu %lu %lu\n",
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s->sent, s->received, s->timedout,
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s->end - s->start,
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s->total_tx_latency, s->total_rx_latency,
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s->power.cpu - s->power0.cpu,
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s->power.lpm - s->power0.lpm,
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s->power.rx - s->power0.rx,
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s->power.tx - s->power0.tx);
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printf("Remote node statistics:\n");
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total_time = s->power.cpu + s->power.lpm - s->power0.cpu - s->power0.lpm;
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printf(" Remote radio duty cycle: rx %lu.%02lu%% tx %lu.%02lu%%\n",
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(100 * (s->power.rx - s->power0.rx))/total_time,
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((10000 * (s->power.rx - s->power0.rx))/total_time) % 100,
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(100 * (s->power.tx - s->power0.tx))/total_time,
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((10000 * (s->power.tx - s->power0.tx))/total_time) % 100);
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printf(" Packets: sent %d received %d\n",
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s->sent, s->received);
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}
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/*---------------------------------------------------------------------------*/
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static void
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print_local_stats(struct stats *s)
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{
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unsigned long total_time;
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printf("0 %d %d %d %u %lu %lu %lu %lu %lu %lu\n",
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s->sent, s->received, s->timedout,
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s->end - s->start,
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s->total_tx_latency, s->total_rx_latency,
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s->power.cpu - s->power0.cpu,
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s->power.lpm - s->power0.lpm,
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s->power.rx - s->power0.rx,
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s->power.tx - s->power0.tx);
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printf("Local node statistics:\n");
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printf(" Total transfer time: %d.%d seconds, %d.%02d packets/second\n",
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(s->end - s->start) / CLOCK_SECOND,
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((10 * (s->end - s->start)) / CLOCK_SECOND) % 10,
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CLOCK_SECOND * s->sent / (s->end - s->start),
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(100 * CLOCK_SECOND * s->sent / (s->end - s->start)) % 100);
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printf(" Average round-trip-time: %lu ms (%lu + %lu)\n",
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(1000 * (s->total_rx_latency + s->total_tx_latency) / s->received) /
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RTIMER_ARCH_SECOND,
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(1000 * (s->total_tx_latency) / s->received) /
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RTIMER_ARCH_SECOND,
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(1000 * (s->total_rx_latency) / s->received) /
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RTIMER_ARCH_SECOND);
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total_time = s->power.cpu + s->power.lpm - s->power0.cpu - s->power0.lpm;
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printf(" Radio duty cycle: rx %lu.%02lu%% tx %lu.%02lu%%\n",
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(100 * (s->power.rx - s->power0.rx))/total_time,
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((10000 * (s->power.rx - s->power0.rx))/total_time) % 100,
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(100 * (s->power.tx - s->power0.tx))/total_time,
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((10000 * (s->power.tx - s->power0.tx))/total_time) % 100);
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printf(" Packets received: %d.%lu%%, %d of %d\n",
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100 * s->received / s->sent,
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(10000L * s->received / s->sent) % 10,
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s->received, s->sent);
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}
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/*---------------------------------------------------------------------------*/
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static void
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sample_power_profile(struct power *p)
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{
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energest_flush();
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p->lpm = energest_type_time(ENERGEST_TYPE_LPM);
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p->cpu = energest_type_time(ENERGEST_TYPE_CPU);
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p->rx = energest_type_time(ENERGEST_TYPE_LISTEN);
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p->tx = energest_type_time(ENERGEST_TYPE_TRANSMIT);
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}
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/*---------------------------------------------------------------------------*/
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static void
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clear_stats(void)
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{
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memset(&stats, 0, sizeof(stats));
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stats.start = clock_time();
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sample_power_profile(&stats.power0);
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}
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/*---------------------------------------------------------------------------*/
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static void
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setup_sending(rimeaddr_t *to, int num)
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{
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is_sender = 1;
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left_to_send = num;
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rimeaddr_copy(&receiver, to);
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clear_stats();
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}
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/*---------------------------------------------------------------------------*/
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static void
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finalize_stats(struct stats *s)
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{
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stats.end = clock_time();
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sample_power_profile(&stats.power);
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}
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/*---------------------------------------------------------------------------*/
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static unsigned long filesize, bytecount, packetsize;
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static int download_complete;
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static void
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write_chunk(struct rucb_conn *c, int offset, int flag,
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char *data, int datalen)
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{
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printf("+");
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}
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static int
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read_chunk(struct rucb_conn *c, int offset, char *to, int maxsize)
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{
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int size;
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/* printf("-");*/
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size = maxsize;
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if(bytecount + maxsize >= filesize) {
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size = filesize - bytecount;
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}
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if(size > packetsize) {
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size = packetsize;
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}
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bytecount += size;
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if(bytecount == filesize) {
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/* end_time_rucb = clock_time();*/
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download_complete = 1;
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process_post(&shell_netperf_process, PROCESS_EVENT_CONTINUE, NULL);
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}
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return size;
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}
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const static struct rucb_callbacks rucb_callbacks =
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{ write_chunk, read_chunk, NULL };
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/*---------------------------------------------------------------------------*/
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static int
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construct_next_packet(void)
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{
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struct datapath_msg *msg;
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packetbuf_clear();
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if(left_to_send > 0) {
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packetbuf_set_datalen(DATALEN);
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msg = packetbuf_dataptr();
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msg->datapath_command = DATAPATH_COMMAND_NONE;
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msg->received = 0;
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msg->tx = msg->rx = timesynch_time();
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rimeaddr_copy(&msg->receiver, &receiver);
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left_to_send--;
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return 1;
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}
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return 0;
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}
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/*---------------------------------------------------------------------------*/
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static int
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construct_next_echo(void)
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{
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struct datapath_msg *msg;
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if(construct_next_packet()) {
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msg = packetbuf_dataptr();
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msg->datapath_command = DATAPATH_COMMAND_ECHO_REQUEST;
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return 1;
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}
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return 0;
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}
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/*---------------------------------------------------------------------------*/
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static int
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construct_next_stream_echo(void)
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{
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struct datapath_msg *msg;
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if(construct_next_packet()) {
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msg = packetbuf_dataptr();
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msg->datapath_command = DATAPATH_COMMAND_STREAM_ECHO_REQUEST;
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packetbuf_set_attr(PACKETBUF_ATTR_PACKET_TYPE,
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PACKETBUF_ATTR_PACKET_TYPE_STREAM);
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return 1;
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}
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return 0;
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}
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/*---------------------------------------------------------------------------*/
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static void
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process_incoming_packet(void)
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{
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struct datapath_msg *msg = packetbuf_dataptr();
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rtimer_clock_t now;
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struct datapath_msg msg_copy;
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now = timesynch_time();
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memcpy_misaligned(&msg_copy, (u8_t *)msg, sizeof(msg_copy));
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stats.received++;
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stats.total_tx_latency += msg_copy.rx - msg_copy.tx;
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stats.total_rx_latency += now - msg_copy.rx;
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}
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/*---------------------------------------------------------------------------*/
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static int
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construct_reply(const rimeaddr_t *from)
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{
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struct datapath_msg *msg = packetbuf_dataptr();
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rtimer_clock_t now = timesynch_time();
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memcpy_misaligned(&msg->rx, &now, sizeof(rtimer_clock_t));
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switch(msg->datapath_command) {
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case DATAPATH_COMMAND_ECHO_REQUEST:
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msg->datapath_command = DATAPATH_COMMAND_ECHO_REPLY;
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break;
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case DATAPATH_COMMAND_STREAM_ECHO_REQUEST:
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msg->datapath_command = DATAPATH_COMMAND_ECHO_REPLY;
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packetbuf_set_attr(PACKETBUF_ATTR_PACKET_TYPE,
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PACKETBUF_ATTR_PACKET_TYPE_STREAM);
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break;
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}
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if(msg->datapath_command == DATAPATH_COMMAND_ECHO_REPLY) {
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packetbuf_set_datalen(sizeof(struct datapath_msg));
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msg->received = stats.received;
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stats.sent++;
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return 1;
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}
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return 0;
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}
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/*---------------------------------------------------------------------------*/
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static void
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sent_mesh(struct mesh_conn *c)
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{
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stats.sent++;
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}
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static void
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timedout_mesh(struct mesh_conn *c)
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{
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if(is_sender) {
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if(construct_next_echo()) {
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mesh_send(&mesh, &receiver);
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}
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}
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stats.timedout++;
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}
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static void
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|
|
recv_mesh(struct mesh_conn *c, const rimeaddr_t *from, uint8_t hops)
|
||
|
|
{
|
||
|
|
process_incoming_packet();
|
||
|
|
if(is_sender) {
|
||
|
|
if(construct_next_echo()) {
|
||
|
|
mesh_send(&mesh, &receiver);
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
if(construct_reply(from)) {
|
||
|
|
mesh_send(&mesh, from);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
const static struct mesh_callbacks mesh_callbacks =
|
||
|
|
{ recv_mesh, sent_mesh, timedout_mesh };
|
||
|
|
/*---------------------------------------------------------------------------*/
|
||
|
|
static void
|
||
|
|
sent_ctrl(struct runicast_conn *c, const rimeaddr_t *to, uint8_t rexmits)
|
||
|
|
{
|
||
|
|
process_post(&shell_netperf_process, CONTINUE_EVENT, NULL);
|
||
|
|
}
|
||
|
|
static void
|
||
|
|
timedout_ctrl(struct runicast_conn *c, const rimeaddr_t *to, uint8_t rexmits)
|
||
|
|
{
|
||
|
|
shell_output_str(&netperf_command, "netperf control connection failed", "");
|
||
|
|
}
|
||
|
|
static void
|
||
|
|
recv_ctrl(struct runicast_conn *c, const rimeaddr_t *from, uint8_t seqno)
|
||
|
|
{
|
||
|
|
struct stats s;
|
||
|
|
struct ctrl_msg *msg = packetbuf_dataptr();
|
||
|
|
switch(msg->command) {
|
||
|
|
case CTRL_COMMAND_STATS:
|
||
|
|
msg->command = CTRL_COMMAND_STATS_REPLY;
|
||
|
|
finalize_stats(&stats);
|
||
|
|
memcpy_misaligned(&msg->stats, &stats, sizeof(stats));
|
||
|
|
packetbuf_set_datalen(sizeof(struct ctrl_msg));
|
||
|
|
runicast_send(c, from, MAX_RETRIES);
|
||
|
|
break;
|
||
|
|
case CTRL_COMMAND_STATS_REPLY:
|
||
|
|
memcpy_misaligned(&s, &msg->stats, sizeof(stats));
|
||
|
|
print_remote_stats(&s);
|
||
|
|
process_post(&shell_netperf_process, CONTINUE_EVENT, NULL);
|
||
|
|
break;
|
||
|
|
case CTRL_COMMAND_CLEAR:
|
||
|
|
clear_stats();
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
const static struct runicast_callbacks runicast_callbacks =
|
||
|
|
{ recv_ctrl, sent_ctrl, timedout_ctrl };
|
||
|
|
/*---------------------------------------------------------------------------*/
|
||
|
|
static void
|
||
|
|
send_ctrl_command(const rimeaddr_t *to, uint8_t command)
|
||
|
|
{
|
||
|
|
struct ctrl_msg *msg;
|
||
|
|
packetbuf_clear();
|
||
|
|
packetbuf_set_datalen(sizeof(struct ctrl_msg));
|
||
|
|
msg = packetbuf_dataptr();
|
||
|
|
msg->command = command;
|
||
|
|
runicast_send(&ctrl, to, MAX_RETRIES);
|
||
|
|
}
|
||
|
|
/*---------------------------------------------------------------------------*/
|
||
|
|
static void
|
||
|
|
recv_broadcast(struct broadcast_conn *c, const rimeaddr_t *from)
|
||
|
|
{
|
||
|
|
process_incoming_packet();
|
||
|
|
if(is_sender) {
|
||
|
|
} else if(construct_reply(from)) {
|
||
|
|
broadcast_send(&broadcast);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
const static struct broadcast_callbacks broadcast_callbacks =
|
||
|
|
{ recv_broadcast };
|
||
|
|
/*---------------------------------------------------------------------------*/
|
||
|
|
static void
|
||
|
|
recv_unicast(struct unicast_conn *c, const rimeaddr_t *from)
|
||
|
|
{
|
||
|
|
process_incoming_packet();
|
||
|
|
if(is_sender) {
|
||
|
|
struct datapath_msg *msg = packetbuf_dataptr();
|
||
|
|
if(msg->datapath_command == DATAPATH_COMMAND_ECHO_REPLY) {
|
||
|
|
process_post(&shell_netperf_process, CONTINUE_EVENT, NULL);
|
||
|
|
}
|
||
|
|
} else if(construct_reply(from)) {
|
||
|
|
unicast_send(&unicast, from);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
const static struct unicast_callbacks unicast_callbacks =
|
||
|
|
{ recv_unicast };
|
||
|
|
/*---------------------------------------------------------------------------*/
|
||
|
|
static void
|
||
|
|
print_usage(void)
|
||
|
|
{
|
||
|
|
shell_output_str(&netperf_command,
|
||
|
|
"netperf <receiver> <num packets>: perform network measurements to receiver", "");
|
||
|
|
}
|
||
|
|
/*---------------------------------------------------------------------------*/
|
||
|
|
void
|
||
|
|
shell_netperf_init(void)
|
||
|
|
{
|
||
|
|
runicast_open(&ctrl, SHELL_RIME_CHANNEL_NETPERF, &runicast_callbacks);
|
||
|
|
broadcast_open(&broadcast, SHELL_RIME_CHANNEL_NETPERF + 1, &broadcast_callbacks);
|
||
|
|
unicast_open(&unicast, SHELL_RIME_CHANNEL_NETPERF + 2, &unicast_callbacks);
|
||
|
|
mesh_open(&mesh, SHELL_RIME_CHANNEL_NETPERF + 3, &mesh_callbacks);
|
||
|
|
rucb_open(&rucb, SHELL_RIME_CHANNEL_NETPERF + 5, &rucb_callbacks);
|
||
|
|
shell_register_command(&netperf_command);
|
||
|
|
}
|
||
|
|
/*---------------------------------------------------------------------------*/
|
||
|
|
PROCESS_THREAD(shell_netperf_process, ev, data)
|
||
|
|
{
|
||
|
|
static struct etimer e;
|
||
|
|
static rimeaddr_t receiver;
|
||
|
|
const char *nextptr;
|
||
|
|
const char *args;
|
||
|
|
static char recvstr[40];
|
||
|
|
static int i, num_packets;
|
||
|
|
|
||
|
|
PROCESS_BEGIN();
|
||
|
|
|
||
|
|
args = data;
|
||
|
|
receiver.u8[0] = shell_strtolong(args, &nextptr);
|
||
|
|
if(nextptr == data || *nextptr != '.') {
|
||
|
|
print_usage();
|
||
|
|
PROCESS_EXIT();
|
||
|
|
}
|
||
|
|
args = nextptr + 1;
|
||
|
|
receiver.u8[1] = shell_strtolong(args, &nextptr);
|
||
|
|
|
||
|
|
snprintf(recvstr, sizeof(recvstr), "%d.%d",
|
||
|
|
receiver.u8[0], receiver.u8[1]);
|
||
|
|
|
||
|
|
args = nextptr;
|
||
|
|
while(*args == ' ') {
|
||
|
|
++args;
|
||
|
|
}
|
||
|
|
num_packets = shell_strtolong(args, &nextptr);
|
||
|
|
if(nextptr == data || num_packets == 0) {
|
||
|
|
print_usage();
|
||
|
|
PROCESS_EXIT();
|
||
|
|
}
|
||
|
|
|
||
|
|
shell_output_str(&netperf_command, "-------- Broadcast --------", "");
|
||
|
|
|
||
|
|
shell_output_str(&netperf_command, "Contacting ", recvstr);
|
||
|
|
send_ctrl_command(&receiver, CTRL_COMMAND_CLEAR);
|
||
|
|
PROCESS_YIELD_UNTIL(ev == CONTINUE_EVENT);
|
||
|
|
|
||
|
|
shell_output_str(&netperf_command, "Sending broadcast packets to ", recvstr);
|
||
|
|
|
||
|
|
setup_sending(&receiver, num_packets);
|
||
|
|
for(i = 0; i < num_packets; ++i) {
|
||
|
|
if(construct_next_packet()) {
|
||
|
|
broadcast_send(&broadcast);
|
||
|
|
stats.sent++;
|
||
|
|
}
|
||
|
|
PROCESS_PAUSE();
|
||
|
|
}
|
||
|
|
|
||
|
|
shell_output_str(&netperf_command, "Requesting statistics from ", recvstr);
|
||
|
|
send_ctrl_command(&receiver, CTRL_COMMAND_STATS);
|
||
|
|
PROCESS_YIELD_UNTIL(ev == CONTINUE_EVENT);
|
||
|
|
|
||
|
|
/* Wait for reply */
|
||
|
|
PROCESS_YIELD_UNTIL(ev == CONTINUE_EVENT);
|
||
|
|
|
||
|
|
finalize_stats(&stats);
|
||
|
|
print_local_stats(&stats);
|
||
|
|
|
||
|
|
/* -+-+-+-+-+-+ */
|
||
|
|
|
||
|
|
shell_output_str(&netperf_command, "-------- Unicast --------", "");
|
||
|
|
|
||
|
|
shell_output_str(&netperf_command, "Contacting ", recvstr);
|
||
|
|
send_ctrl_command(&receiver, CTRL_COMMAND_CLEAR);
|
||
|
|
PROCESS_YIELD_UNTIL(ev == CONTINUE_EVENT);
|
||
|
|
|
||
|
|
shell_output_str(&netperf_command, "Sending unicast packets to ", recvstr);
|
||
|
|
|
||
|
|
setup_sending(&receiver, num_packets);
|
||
|
|
|
||
|
|
for(i = 0; i < num_packets; ++i) {
|
||
|
|
if(construct_next_packet()) {
|
||
|
|
unicast_send(&unicast, &receiver);
|
||
|
|
stats.sent++;
|
||
|
|
}
|
||
|
|
PROCESS_PAUSE();
|
||
|
|
}
|
||
|
|
|
||
|
|
shell_output_str(&netperf_command, "Requesting statistics from ", recvstr);
|
||
|
|
send_ctrl_command(&receiver, CTRL_COMMAND_STATS);
|
||
|
|
PROCESS_YIELD_UNTIL(ev == CONTINUE_EVENT);
|
||
|
|
|
||
|
|
/* Wait for reply */
|
||
|
|
PROCESS_YIELD_UNTIL(ev == CONTINUE_EVENT);
|
||
|
|
|
||
|
|
finalize_stats(&stats);
|
||
|
|
print_local_stats(&stats);
|
||
|
|
|
||
|
|
shell_output_str(&netperf_command, "-------- Unicast ping-pong--------", "");
|
||
|
|
|
||
|
|
shell_output_str(&netperf_command, "Contacting ", recvstr);
|
||
|
|
send_ctrl_command(&receiver, CTRL_COMMAND_CLEAR);
|
||
|
|
PROCESS_YIELD_UNTIL(ev == CONTINUE_EVENT);
|
||
|
|
|
||
|
|
shell_output_str(&netperf_command, "Sending unicast packets to ", recvstr);
|
||
|
|
|
||
|
|
setup_sending(&receiver, num_packets);
|
||
|
|
|
||
|
|
for(i = 0; i < num_packets; ++i) {
|
||
|
|
if(construct_next_echo()) {
|
||
|
|
unicast_send(&unicast, &receiver);
|
||
|
|
stats.sent++;
|
||
|
|
}
|
||
|
|
etimer_set(&e, CLOCK_SECOND);
|
||
|
|
PROCESS_YIELD_UNTIL(ev == CONTINUE_EVENT || etimer_expired(&e));
|
||
|
|
}
|
||
|
|
|
||
|
|
shell_output_str(&netperf_command, "Requesting statistics from ", recvstr);
|
||
|
|
send_ctrl_command(&receiver, CTRL_COMMAND_STATS);
|
||
|
|
PROCESS_YIELD_UNTIL(ev == CONTINUE_EVENT);
|
||
|
|
|
||
|
|
/* Wait for reply */
|
||
|
|
PROCESS_YIELD_UNTIL(ev == CONTINUE_EVENT);
|
||
|
|
|
||
|
|
finalize_stats(&stats);
|
||
|
|
print_local_stats(&stats);
|
||
|
|
|
||
|
|
shell_output_str(&netperf_command, "-------- Unicast stream ping-pong--------", "");
|
||
|
|
|
||
|
|
shell_output_str(&netperf_command, "Contacting ", recvstr);
|
||
|
|
send_ctrl_command(&receiver, CTRL_COMMAND_CLEAR);
|
||
|
|
PROCESS_YIELD_UNTIL(ev == CONTINUE_EVENT);
|
||
|
|
|
||
|
|
shell_output_str(&netperf_command, "Sending unicast packets to ", recvstr);
|
||
|
|
|
||
|
|
setup_sending(&receiver, num_packets);
|
||
|
|
|
||
|
|
for(i = 0; i < num_packets; ++i) {
|
||
|
|
if(construct_next_stream_echo()) {
|
||
|
|
unicast_send(&unicast, &receiver);
|
||
|
|
stats.sent++;
|
||
|
|
}
|
||
|
|
etimer_set(&e, CLOCK_SECOND);
|
||
|
|
PROCESS_YIELD_UNTIL(ev == CONTINUE_EVENT || etimer_expired(&e));
|
||
|
|
}
|
||
|
|
|
||
|
|
shell_output_str(&netperf_command, "Requesting statistics from ", recvstr);
|
||
|
|
send_ctrl_command(&receiver, CTRL_COMMAND_STATS);
|
||
|
|
PROCESS_YIELD_UNTIL(ev == CONTINUE_EVENT);
|
||
|
|
|
||
|
|
/* Wait for reply */
|
||
|
|
PROCESS_YIELD_UNTIL(ev == CONTINUE_EVENT);
|
||
|
|
|
||
|
|
finalize_stats(&stats);
|
||
|
|
print_local_stats(&stats);
|
||
|
|
|
||
|
|
shell_output_str(&netperf_command, "Done", "");
|
||
|
|
|
||
|
|
PROCESS_END();
|
||
|
|
}
|
||
|
|
/*---------------------------------------------------------------------------*/
|