er-coap-example: add example for client-side CoAP observe
This commit is contained in:
Daniele Alessandrelli
parent
799e9350a0
commit
b6e716233a
181
examples/er-rest-example/er-example-observe-client.c
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181
examples/er-rest-example/er-example-observe-client.c
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@ -0,0 +1,181 @@
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/*
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* Copyright (c) 2014, Daniele Alessandrelli.
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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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/**
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* \file
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* Erbium (Er) CoAP observe client example.
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* \author
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* Daniele Alessandrelli <daniele.alessandrelli@gmail.com>
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "contiki.h"
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#include "contiki-net.h"
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#include "er-coap-engine.h"
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#include "dev/button-sensor.h"
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/*----------------------------------------------------------------------------*/
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#define DEBUG 0
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#if DEBUG
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#define PRINTF(...) printf(__VA_ARGS__)
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#define PRINTFLN(format, ...) printf(format "\n", ##__VA_ARGS__)
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#define PRINT6ADDR(addr) PRINTF("[%02x%02x:%02x%02x:%02x%02x:%02x%02x:" \
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"%02x%02x:%02x%02x:%02x%02x:%02x%02x]", \
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((uint8_t *)addr)[0], ((uint8_t *)addr)[1], \
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((uint8_t *)addr)[2], ((uint8_t *)addr)[3], \
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((uint8_t *)addr)[4], ((uint8_t *)addr)[5], \
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((uint8_t *)addr)[6], ((uint8_t *)addr)[7], \
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((uint8_t *)addr)[8], ((uint8_t *)addr)[9], \
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((uint8_t *)addr)[10], ((uint8_t *)addr)[11], \
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((uint8_t *)addr)[12], ((uint8_t *)addr)[13], \
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((uint8_t *)addr)[14], ((uint8_t *)addr)[15])
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#else
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#define PRINTF(...)
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#define PRINT6ADDR(addr)
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#define PRINTFLN(...)
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#endif
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/*----------------------------------------------------------------------------*/
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/* FIXME: This server address is hard-coded for Cooja */
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#define SERVER_NODE(ipaddr) uip_ip6addr(ipaddr, 0xfe80, 0, 0, 0, 0x0212, \
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0x7402, 0x0002, 0x0202)
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#define REMOTE_PORT UIP_HTONS(COAP_DEFAULT_PORT)
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/* Toggle interval in seconds */
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#define TOGGLE_INTERVAL 30
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/* The path of the resource to observe */
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#define OBS_RESOURCE_URI "test/push"
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/*----------------------------------------------------------------------------*/
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static uip_ipaddr_t server_ipaddr[1]; /* holds the server ip address */
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static coap_observee_t *obs;
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/*----------------------------------------------------------------------------*/
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PROCESS(er_example_observe_client, "Erbium Coap Observe Client Example");
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AUTOSTART_PROCESSES(&er_example_observe_client);
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/*----------------------------------------------------------------------------*/
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/*
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* Handle the response to the observe request and the following notifications
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*/
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static void
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notification_callback(coap_observee_t *obs, void *notification,
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coap_notification_flag_t flag)
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{
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int len = 0;
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const uint8_t *payload = NULL;
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printf("Notification handler\n");
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printf("Observee URI: %s\n", obs->url);
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if(notification) {
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len = coap_get_payload(notification, &payload);
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}
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switch(flag) {
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case NOTIFICATION_OK:
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printf("NOTIFICATION OK: %*s\n", len, (char *)payload);
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break;
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case OBSERVE_OK: /* server accepeted observation request */
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printf("OBSERVE_OK: %*s\n", len, (char *)payload);
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break;
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case OBSERVE_NOT_SUPPORTED:
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printf("OBSERVE_NOT_SUPPORTED: %*s\n", len, (char *)payload);
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obs = NULL;
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break;
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case ERROR_RESPONSE_CODE:
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printf("ERROR_RESPONSE_CODE: %*s\n", len, (char *)payload);
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obs = NULL;
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break;
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case NO_REPLY_FROM_SERVER:
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printf("NO_REPLY_FROM_SERVER: "
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"removing observe registration with token %x%x\n",
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obs->token[0], obs->token[1]);
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obs = NULL;
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break;
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}
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}
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/*----------------------------------------------------------------------------*/
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/*
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* Toggle the observation of the remote resource
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*/
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void
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toggle_observation(void)
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{
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if(obs) {
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printf("Stopping observation\n");
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coap_obs_remove_observee(obs);
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obs = NULL;
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} else {
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printf("Starting observation\n");
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obs = coap_obs_request_registration(server_ipaddr, REMOTE_PORT,
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OBS_RESOURCE_URI, notification_callback, NULL);
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}
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}
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/*----------------------------------------------------------------------------*/
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/*
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* The main (proto-)thread. It starts/stops the observation of the remote
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* resource every time the timer elapses or the button (if available) is
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* pressed
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*/
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PROCESS_THREAD(er_example_observe_client, ev, data)
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{
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PROCESS_BEGIN();
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static struct etimer et;
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/* store server address in server_ipaddr */
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SERVER_NODE(server_ipaddr);
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/* receives all CoAP messages */
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coap_init_engine();
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/* init timer and button (if available) */
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etimer_set(&et, TOGGLE_INTERVAL * CLOCK_SECOND);
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#if PLATFORM_HAS_BUTTON
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SENSORS_ACTIVATE(button_sensor);
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printf("Press a button to start/stop observation of remote resource\n");
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#endif
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/* toggle observation every time the timer elapses or the button is pressed */
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while(1) {
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PROCESS_YIELD();
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if(etimer_expired(&et)) {
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printf("--Toggle timer--\n");
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toggle_observation();
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printf("\n--Done--\n");
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etimer_reset(&et);
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#if PLATFORM_HAS_BUTTON
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} else if(ev == sensors_event && data == &button_sensor) {
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printf("--Toggle tutton--\n");
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toggle_observation();
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printf("\n--Done--\n");
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#endif
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}
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}
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PROCESS_END();
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}
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@ -93,4 +93,6 @@
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#undef COAP_PROXY_OPTION_PROCESSING
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#define COAP_PROXY_OPTION_PROCESSING 0
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/* Enable client-side support for COAP observe */
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#define COAP_OBSERVE_CLIENT 1
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#endif /* __PROJECT_ERBIUM_CONF_H__ */
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203
examples/er-rest-example/server-client-observe.csc
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203
examples/er-rest-example/server-client-observe.csc
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@ -0,0 +1,203 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<simconf>
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<project EXPORT="discard">[APPS_DIR]/mrm</project>
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<project EXPORT="discard">[APPS_DIR]/mspsim</project>
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<project EXPORT="discard">[APPS_DIR]/avrora</project>
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<project EXPORT="discard">[APPS_DIR]/serial_socket</project>
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<project EXPORT="discard">[APPS_DIR]/collect-view</project>
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<project EXPORT="discard">[APPS_DIR]/powertracker</project>
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<simulation>
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<title>REST with RPL router</title>
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<speedlimit>1.0</speedlimit>
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<randomseed>123456</randomseed>
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<motedelay_us>1000000</motedelay_us>
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<radiomedium>
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org.contikios.cooja.radiomediums.UDGM
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<transmitting_range>50.0</transmitting_range>
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<interference_range>50.0</interference_range>
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<success_ratio_tx>1.0</success_ratio_tx>
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<success_ratio_rx>1.0</success_ratio_rx>
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</radiomedium>
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<events>
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<logoutput>40000</logoutput>
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</events>
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<motetype>
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org.contikios.cooja.mspmote.SkyMoteType
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<identifier>rplroot</identifier>
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<description>Sky RPL Root</description>
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<source EXPORT="discard">[CONTIKI_DIR]/examples/ipv6/rpl-border-router/border-router.c</source>
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<commands EXPORT="discard">make border-router.sky TARGET=sky</commands>
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<firmware EXPORT="copy">[CONTIKI_DIR]/examples/ipv6/rpl-border-router/border-router.sky</firmware>
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<moteinterface>org.contikios.cooja.interfaces.Position</moteinterface>
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<moteinterface>org.contikios.cooja.interfaces.RimeAddress</moteinterface>
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<moteinterface>org.contikios.cooja.interfaces.IPAddress</moteinterface>
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<moteinterface>org.contikios.cooja.interfaces.Mote2MoteRelations</moteinterface>
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<moteinterface>org.contikios.cooja.interfaces.MoteAttributes</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.MspClock</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.MspMoteID</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.SkyButton</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.SkyFlash</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.SkyCoffeeFilesystem</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.Msp802154Radio</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.MspSerial</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.SkyLED</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.MspDebugOutput</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.SkyTemperature</moteinterface>
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</motetype>
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<motetype>
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org.contikios.cooja.mspmote.SkyMoteType
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<identifier>server</identifier>
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<description>Erbium Server</description>
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<source EXPORT="discard">[CONTIKI_DIR]/examples/er-rest-example/er-example-server.c</source>
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<commands EXPORT="discard">make er-example-server.sky TARGET=sky</commands>
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<firmware EXPORT="copy">[CONTIKI_DIR]/examples/er-rest-example/er-example-server.sky</firmware>
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<moteinterface>org.contikios.cooja.interfaces.Position</moteinterface>
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<moteinterface>org.contikios.cooja.interfaces.RimeAddress</moteinterface>
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<moteinterface>org.contikios.cooja.interfaces.IPAddress</moteinterface>
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<moteinterface>org.contikios.cooja.interfaces.Mote2MoteRelations</moteinterface>
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<moteinterface>org.contikios.cooja.interfaces.MoteAttributes</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.MspClock</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.MspMoteID</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.SkyButton</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.SkyFlash</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.SkyCoffeeFilesystem</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.Msp802154Radio</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.MspSerial</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.SkyLED</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.MspDebugOutput</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.SkyTemperature</moteinterface>
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</motetype>
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<motetype>
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org.contikios.cooja.mspmote.SkyMoteType
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<identifier>client</identifier>
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<description>Erbium Client</description>
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<source EXPORT="discard">[CONTIKI_DIR]/examples/er-rest-example/er-example-observe-client.c</source>
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<commands EXPORT="discard">make er-example-observe-client.sky TARGET=sky</commands>
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<firmware EXPORT="copy">[CONTIKI_DIR]/examples/er-rest-example/er-example-observe-client.sky</firmware>
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<moteinterface>org.contikios.cooja.interfaces.Position</moteinterface>
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<moteinterface>org.contikios.cooja.interfaces.RimeAddress</moteinterface>
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<moteinterface>org.contikios.cooja.interfaces.IPAddress</moteinterface>
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<moteinterface>org.contikios.cooja.interfaces.Mote2MoteRelations</moteinterface>
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<moteinterface>org.contikios.cooja.interfaces.MoteAttributes</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.MspClock</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.MspMoteID</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.SkyButton</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.SkyFlash</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.SkyCoffeeFilesystem</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.Msp802154Radio</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.MspSerial</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.SkyLED</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.MspDebugOutput</moteinterface>
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<moteinterface>org.contikios.cooja.mspmote.interfaces.SkyTemperature</moteinterface>
|
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</motetype>
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<mote>
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<breakpoints />
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<interface_config>
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org.contikios.cooja.interfaces.Position
|
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<x>33.260163187353555</x>
|
||||
<y>30.643217359962595</y>
|
||||
<z>0.0</z>
|
||||
</interface_config>
|
||||
<interface_config>
|
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org.contikios.cooja.mspmote.interfaces.MspMoteID
|
||||
<id>1</id>
|
||||
</interface_config>
|
||||
<motetype_identifier>rplroot</motetype_identifier>
|
||||
</mote>
|
||||
<mote>
|
||||
<breakpoints />
|
||||
<interface_config>
|
||||
org.contikios.cooja.interfaces.Position
|
||||
<x>54.537149936813485</x>
|
||||
<y>51.51086225537906</y>
|
||||
<z>0.0</z>
|
||||
</interface_config>
|
||||
<interface_config>
|
||||
org.contikios.cooja.mspmote.interfaces.MspMoteID
|
||||
<id>2</id>
|
||||
</interface_config>
|
||||
<motetype_identifier>server</motetype_identifier>
|
||||
</mote>
|
||||
<mote>
|
||||
<breakpoints />
|
||||
<interface_config>
|
||||
org.contikios.cooja.interfaces.Position
|
||||
<x>77.97942851220571</x>
|
||||
<y>67.86182390447284</y>
|
||||
<z>0.0</z>
|
||||
</interface_config>
|
||||
<interface_config>
|
||||
org.contikios.cooja.mspmote.interfaces.MspMoteID
|
||||
<id>3</id>
|
||||
</interface_config>
|
||||
<motetype_identifier>client</motetype_identifier>
|
||||
</mote>
|
||||
</simulation>
|
||||
<plugin>
|
||||
org.contikios.cooja.plugins.SimControl
|
||||
<width>259</width>
|
||||
<z>3</z>
|
||||
<height>179</height>
|
||||
<location_x>2</location_x>
|
||||
<location_y>1</location_y>
|
||||
</plugin>
|
||||
<plugin>
|
||||
org.contikios.cooja.plugins.Visualizer
|
||||
<plugin_config>
|
||||
<skin>org.contikios.cooja.plugins.skins.IDVisualizerSkin</skin>
|
||||
<skin>org.contikios.cooja.plugins.skins.UDGMVisualizerSkin</skin>
|
||||
<skin>org.contikios.cooja.plugins.skins.MoteTypeVisualizerSkin</skin>
|
||||
<skin>org.contikios.cooja.plugins.skins.AttributeVisualizerSkin</skin>
|
||||
<skin>org.contikios.cooja.plugins.skins.LEDVisualizerSkin</skin>
|
||||
<skin>org.contikios.cooja.plugins.skins.AddressVisualizerSkin</skin>
|
||||
<viewport>2.092412892721766 0.0 0.0 2.092412892721766 34.70057915472623 -45.606066372444175</viewport>
|
||||
</plugin_config>
|
||||
<width>300</width>
|
||||
<z>4</z>
|
||||
<height>178</height>
|
||||
<location_x>261</location_x>
|
||||
<location_y>1</location_y>
|
||||
</plugin>
|
||||
<plugin>
|
||||
org.contikios.cooja.plugins.LogListener
|
||||
<plugin_config>
|
||||
<filter />
|
||||
<formatted_time />
|
||||
<coloring />
|
||||
</plugin_config>
|
||||
<width>762</width>
|
||||
<z>0</z>
|
||||
<height>491</height>
|
||||
<location_x>2</location_x>
|
||||
<location_y>182</location_y>
|
||||
</plugin>
|
||||
<plugin>
|
||||
org.contikios.cooja.plugins.RadioLogger
|
||||
<plugin_config>
|
||||
<split>167</split>
|
||||
<formatted_time />
|
||||
<showdups>false</showdups>
|
||||
<hidenodests>false</hidenodests>
|
||||
<analyzers name="6lowpan" />
|
||||
</plugin_config>
|
||||
<width>560</width>
|
||||
<z>1</z>
|
||||
<height>492</height>
|
||||
<location_x>764</location_x>
|
||||
<location_y>181</location_y>
|
||||
</plugin>
|
||||
<plugin>
|
||||
org.contikios.cooja.serialsocket.SerialSocketServer
|
||||
<mote_arg>0</mote_arg>
|
||||
<plugin_config>
|
||||
<port>60001</port>
|
||||
<bound>true</bound>
|
||||
</plugin_config>
|
||||
<width>362</width>
|
||||
<z>2</z>
|
||||
<height>116</height>
|
||||
<location_x>561</location_x>
|
||||
<location_y>1</location_y>
|
||||
</plugin>
|
||||
</simconf>
|
||||
|
||||
Loading…
Reference in a new issue