Added simple web server listing the neighbors and routes
This commit is contained in:
nifi
parent
6909f291af
commit
8c49cf26e5
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@ -5,7 +5,9 @@ CONTIKI=../../..
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WITH_UIP6=1
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UIP_CONF_IPV6=1
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APPS += webserver
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CFLAGS += -DPROJECT_CONF_H=\"project-router-conf.h\"
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PROJECT_SOURCEFILES += slip-bridge.c
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PROJECT_SOURCEFILES += slip-bridge.c httpd-simple.c
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include $(CONTIKI)/Makefile.include
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@ -39,10 +39,13 @@
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#include "contiki-lib.h"
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#include "contiki-net.h"
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#include "net/uip.h"
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#include "net/uip-ds6.h"
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#include "net/rpl/rpl.h"
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#include "net/netstack.h"
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#include "dev/button-sensor.h"
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#include "webserver-nogui.h"
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#include "httpd-simple.h"
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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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@ -53,9 +56,88 @@
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uint16_t dag_id[] = {0x1111, 0x1100, 0, 0, 0, 0, 0, 0x0011};
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extern uip_ds6_nbr_t uip_ds6_nbr_cache[];
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extern uip_ds6_route_t uip_ds6_routing_table[];
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PROCESS(border_router_process, "Border router process");
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AUTOSTART_PROCESSES(&border_router_process);
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/*---------------------------------------------------------------------------*/
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/* Only one single web request at time */
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static const char *TOP = "<html><head><title>ContikiRPL</title></head><body>\n";
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static const char *BOTTOM = "</body></html>\n";
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static char buf[128];
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static int blen;
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#define ADD(...) do { \
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blen += snprintf(&buf[blen], sizeof(buf) - blen, __VA_ARGS__); \
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} while(0)
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/*---------------------------------------------------------------------------*/
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static void
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ipaddr_add(const uip_ipaddr_t *addr)
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{
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uint16_t a;
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int i, f;
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for(i = 0, f = 0; i < sizeof(uip_ipaddr_t); i += 2) {
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a = (addr->u8[i] << 8) + addr->u8[i + 1];
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if(a == 0 && f >= 0) {
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if(f++ == 0 && sizeof(buf) - blen >= 2) {
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buf[blen++] = ':';
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buf[blen++] = ':';
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}
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} else {
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if(f > 0) {
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f = -1;
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} else if(i > 0 && blen < sizeof(buf)) {
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buf[blen++] = ':';
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}
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ADD("%x", a);
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}
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}
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}
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/*---------------------------------------------------------------------------*/
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static
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PT_THREAD(generate_routes(struct httpd_state *s))
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{
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static int i;
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PSOCK_BEGIN(&s->sout);
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SEND_STRING(&s->sout, TOP);
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blen = 0;
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ADD("<h2>Neighbors</h2>");
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for(i = 0; i < UIP_DS6_NBR_NB; i++) {
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if(uip_ds6_nbr_cache[i].isused) {
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ipaddr_add(&uip_ds6_nbr_cache[i].ipaddr);
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ADD("<br>\n");
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SEND_STRING(&s->sout, buf);
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blen = 0;
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}
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}
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ADD("<h2>Routes</h2>");
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for(i = 0; i < UIP_DS6_ROUTE_NB; i++) {
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if(uip_ds6_routing_table[i].isused) {
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ipaddr_add(&uip_ds6_routing_table[i].ipaddr);
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ADD("<br>\n");
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SEND_STRING(&s->sout, buf);
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blen = 0;
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}
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}
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if(blen > 0) {
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SEND_STRING(&s->sout, buf);
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blen = 0;
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}
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SEND_STRING(&s->sout, BOTTOM);
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PSOCK_END(&s->sout);
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}
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/*---------------------------------------------------------------------------*/
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httpd_simple_script_t
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httpd_simple_get_script(const char *name)
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{
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return generate_routes;
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}
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/*---------------------------------------------------------------------------*/
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static void
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print_local_addresses(void)
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{
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@ -85,6 +167,8 @@ PROCESS_THREAD(border_router_process, ev, data)
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PROCESS_PAUSE();
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process_start(&webserver_nogui_process, NULL);
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SENSORS_ACTIVATE(button_sensor);
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PRINTF("RPL-Border router started\n");
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255
examples/ipv6/rpl-border-router/httpd-simple.c
Normal file
255
examples/ipv6/rpl-border-router/httpd-simple.c
Normal file
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@ -0,0 +1,255 @@
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/*
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* Copyright (c) 2010, 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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* $Id: httpd-simple.c,v 1.1 2010/05/09 12:52:05 nifi Exp $
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*/
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/**
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* \file
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* A demo web server publishing sensor data
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* \author
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* Adam Dunkels <adam@sics.se>
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* Niclas Finne <nfi@sics.se>
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* Joakim Eriksson <joakime@sics.se>
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*/
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#include <stdio.h>
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#include <string.h>
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#include "contiki-net.h"
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#include "webserver.h"
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#include "lib/petsciiconv.h"
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#include "http-strings.h"
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#include "urlconv.h"
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#include "httpd-simple.h"
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#ifndef WEBSERVER_CONF_CFS_CONNS
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#define CONNS UIP_CONNS
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#else /* WEBSERVER_CONF_CFS_CONNS */
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#define CONNS WEBSERVER_CONF_CFS_CONNS
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#endif /* WEBSERVER_CONF_CFS_CONNS */
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#ifndef WEBSERVER_CONF_CFS_URLCONV
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#define URLCONV 0
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#else /* WEBSERVER_CONF_CFS_URLCONV */
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#define URLCONV WEBSERVER_CONF_CFS_URLCONV
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#endif /* WEBSERVER_CONF_CFS_URLCONV */
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#define STATE_WAITING 0
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#define STATE_OUTPUT 1
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MEMB(conns, struct httpd_state, CONNS);
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#define ISO_nl 0x0a
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#define ISO_space 0x20
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#define ISO_period 0x2e
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#define ISO_slash 0x2f
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/*---------------------------------------------------------------------------*/
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static const char *NOT_FOUND = "<html><body bgcolor=\"white\">"
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"<center>"
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"<h1>404 - file not found</h1>"
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"</center>"
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"</body>"
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"</html>";
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/*---------------------------------------------------------------------------*/
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static
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PT_THREAD(send_string(struct httpd_state *s, const char *str))
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{
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PSOCK_BEGIN(&s->sout);
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SEND_STRING(&s->sout, str);
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PSOCK_END(&s->sout);
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}
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/*---------------------------------------------------------------------------*/
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static
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PT_THREAD(send_headers(struct httpd_state *s, const char *statushdr))
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{
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/* char *ptr; */
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PSOCK_BEGIN(&s->sout);
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SEND_STRING(&s->sout, statushdr);
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/* ptr = strrchr(s->filename, ISO_period); */
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/* if(ptr == NULL) { */
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/* s->ptr = http_content_type_plain; */
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/* } else if(strcmp(http_html, ptr) == 0) { */
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/* s->ptr = http_content_type_html; */
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/* } else if(strcmp(http_css, ptr) == 0) { */
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/* s->ptr = http_content_type_css; */
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/* } else if(strcmp(http_png, ptr) == 0) { */
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/* s->ptr = http_content_type_png; */
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/* } else if(strcmp(http_gif, ptr) == 0) { */
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/* s->ptr = http_content_type_gif; */
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/* } else if(strcmp(http_jpg, ptr) == 0) { */
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/* s->ptr = http_content_type_jpg; */
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/* } else { */
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/* s->ptr = http_content_type_binary; */
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/* } */
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/* SEND_STRING(&s->sout, s->ptr); */
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SEND_STRING(&s->sout, http_content_type_html);
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PSOCK_END(&s->sout);
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}
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/*---------------------------------------------------------------------------*/
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static
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PT_THREAD(handle_output(struct httpd_state *s))
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{
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PT_BEGIN(&s->outputpt);
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s->script = NULL;
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petsciiconv_topetscii(s->filename, sizeof(s->filename));
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s->script = httpd_simple_get_script(&s->filename[1]);
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petsciiconv_toascii(s->filename, sizeof(s->filename));
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if(s->script == NULL) {
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strcpy(s->filename, "/notfound.html");
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petsciiconv_toascii(s->filename, sizeof(s->filename));
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PT_WAIT_THREAD(&s->outputpt,
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send_headers(s, http_header_404));
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PT_WAIT_THREAD(&s->outputpt,
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send_string(s, NOT_FOUND));
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uip_close();
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webserver_log_file(&uip_conn->ripaddr, "404 - not found");
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PT_EXIT(&s->outputpt);
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} else {
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PT_WAIT_THREAD(&s->outputpt,
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send_headers(s, http_header_200));
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PT_WAIT_THREAD(&s->outputpt, s->script(s));
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}
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s->script = NULL;
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PSOCK_CLOSE(&s->sout);
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PT_END(&s->outputpt);
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}
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/*---------------------------------------------------------------------------*/
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static
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PT_THREAD(handle_input(struct httpd_state *s))
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{
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PSOCK_BEGIN(&s->sin);
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PSOCK_READTO(&s->sin, ISO_space);
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if(strncmp(s->inputbuf, http_get, 4) != 0) {
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PSOCK_CLOSE_EXIT(&s->sin);
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}
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PSOCK_READTO(&s->sin, ISO_space);
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if(s->inputbuf[0] != ISO_slash) {
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PSOCK_CLOSE_EXIT(&s->sin);
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}
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#if URLCONV
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s->inputbuf[PSOCK_DATALEN(&s->sin) - 1] = 0;
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urlconv_tofilename(s->filename, s->inputbuf, sizeof(s->filename));
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#else /* URLCONV */
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if(s->inputbuf[1] == ISO_space) {
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strncpy(s->filename, http_index_html, sizeof(s->filename));
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} else {
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s->inputbuf[PSOCK_DATALEN(&s->sin) - 1] = 0;
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strncpy(s->filename, s->inputbuf, sizeof(s->filename));
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}
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#endif /* URLCONV */
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petsciiconv_topetscii(s->filename, sizeof(s->filename));
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webserver_log_file(&uip_conn->ripaddr, s->filename);
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petsciiconv_toascii(s->filename, sizeof(s->filename));
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s->state = STATE_OUTPUT;
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while(1) {
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PSOCK_READTO(&s->sin, ISO_nl);
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if(strncmp(s->inputbuf, http_referer, 8) == 0) {
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s->inputbuf[PSOCK_DATALEN(&s->sin) - 2] = 0;
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petsciiconv_topetscii(s->inputbuf, PSOCK_DATALEN(&s->sin) - 2);
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webserver_log(s->inputbuf);
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}
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}
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PSOCK_END(&s->sin);
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}
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/*---------------------------------------------------------------------------*/
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static void
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handle_connection(struct httpd_state *s)
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{
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handle_input(s);
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if(s->state == STATE_OUTPUT) {
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handle_output(s);
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}
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}
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/*---------------------------------------------------------------------------*/
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void
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httpd_appcall(void *state)
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{
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struct httpd_state *s = (struct httpd_state *)state;
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if(uip_closed() || uip_aborted() || uip_timedout()) {
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if(s != NULL) {
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s->script = NULL;
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memb_free(&conns, s);
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}
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} else if(uip_connected()) {
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s = (struct httpd_state *)memb_alloc(&conns);
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if(s == NULL) {
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uip_abort();
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webserver_log_file(&uip_conn->ripaddr, "reset (no memory block)");
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return;
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}
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tcp_markconn(uip_conn, s);
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PSOCK_INIT(&s->sin, (uint8_t *)s->inputbuf, sizeof(s->inputbuf) - 1);
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PSOCK_INIT(&s->sout, (uint8_t *)s->inputbuf, sizeof(s->inputbuf) - 1);
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PT_INIT(&s->outputpt);
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s->script = NULL;
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s->state = STATE_WAITING;
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timer_set(&s->timer, CLOCK_SECOND * 10);
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handle_connection(s);
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} else if(s != NULL) {
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if(uip_poll()) {
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if(timer_expired(&s->timer)) {
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uip_abort();
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s->script = NULL;
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memb_free(&conns, s);
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webserver_log_file(&uip_conn->ripaddr, "reset (timeout)");
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}
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} else {
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timer_restart(&s->timer);
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}
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handle_connection(s);
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} else {
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uip_abort();
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}
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}
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/*---------------------------------------------------------------------------*/
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void
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httpd_init(void)
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{
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tcp_listen(HTONS(80));
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memb_init(&conns);
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}
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/*---------------------------------------------------------------------------*/
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73
examples/ipv6/rpl-border-router/httpd-simple.h
Normal file
73
examples/ipv6/rpl-border-router/httpd-simple.h
Normal file
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@ -0,0 +1,73 @@
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/*
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* Copyright (c) 2010, 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
|
||||
* 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.
|
||||
* 3. Neither the name of the Institute nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE 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 INSTITUTE 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: httpd-simple.h,v 1.1 2010/05/09 12:52:05 nifi Exp $
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*/
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/**
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* \file
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* A simple webserver
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* \author
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* Adam Dunkels <adam@sics.se>
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* Niclas Finne <nfi@sics.se>
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* Joakim Eriksson <joakime@sics.se>
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*/
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#ifndef __HTTPD_SIMPLE_H__
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#define __HTTPD_SIMPLE_H__
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#include "contiki-net.h"
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#ifndef WEBSERVER_CONF_CFS_PATHLEN
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#define HTTPD_PATHLEN 80
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#else /* WEBSERVER_CONF_CFS_CONNS */
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#define HTTPD_PATHLEN WEBSERVER_CONF_CFS_PATHLEN
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#endif /* WEBSERVER_CONF_CFS_CONNS */
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struct httpd_state;
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typedef char (* httpd_simple_script_t)(struct httpd_state *s);
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struct httpd_state {
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struct timer timer;
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struct psock sin, sout;
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struct pt outputpt;
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char inputbuf[HTTPD_PATHLEN + 30];
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char outputbuf[UIP_TCP_MSS];
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char filename[HTTPD_PATHLEN];
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httpd_simple_script_t script;
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char state;
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};
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void httpd_init(void);
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void httpd_appcall(void *state);
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httpd_simple_script_t httpd_simple_get_script(const char *name);
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|
||||
#define SEND_STRING(s, str) PSOCK_SEND(s, (uint8_t *)str, strlen(str))
|
||||
|
||||
#endif /* __HTTPD_SIMPLE_H__ */
|
||||
|
|
@ -26,7 +26,7 @@
|
|||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*
|
||||
* $Id: project-router-conf.h,v 1.2 2010/05/05 21:54:41 nifi Exp $
|
||||
* $Id: project-router-conf.h,v 1.3 2010/05/09 12:52:05 nifi Exp $
|
||||
*/
|
||||
|
||||
#ifndef __PROJECT_ROUTER_CONF_H__
|
||||
|
|
@ -46,4 +46,13 @@
|
|||
#undef QUEUEBUF_CONF_NUM
|
||||
#define QUEUEBUF_CONF_NUM 6
|
||||
|
||||
#undef UIP_CONF_BUFFER_SIZE
|
||||
#define UIP_CONF_BUFFER_SIZE 140
|
||||
|
||||
#undef UIP_CONF_RECEIVE_WINDOW
|
||||
#define UIP_CONF_RECEIVE_WINDOW 60
|
||||
|
||||
#undef WEBSERVER_CONF_CFS_CONNS
|
||||
#define WEBSERVER_CONF_CFS_CONNS 2
|
||||
|
||||
#endif /* __PROJECT_ROUTER_CONF_H__ */
|
||||
|
|
|
|||
Loading…
Reference in a new issue