Basic Java CoAP subscriber to C Contiki nodes
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133
oracle/.gitignore
vendored
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133
oracle/.gitignore
vendored
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*.a
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*.bin
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*.co
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*.map
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*.png
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*.log
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*.elf
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*.zip
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*.d
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*.ihex
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*.pyc
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*.redbee-econotag
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*.econotag
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*.native
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*.z1
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*.minimal-net
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*.sky
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*.wismote
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*.esb
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*.avr-raven
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*.exp5438
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*.mbxxx
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*.win32
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*.apple2enh
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*.atarixl
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*.c128
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*.c64
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*.cc2538dk
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*.zoul
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*.jn516x
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*.srf06-cc26xx
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*.ev-aducrf101mkxz
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*.report
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summary
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*.summary
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*.runerr
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*.runlog
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*.faillog
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*.orig
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*~
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.DS_Store
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obj_*
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symbols.*
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Makefile.target
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doc/html
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doc/latex
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patches-*
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tools/tunslip
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tools/tunslip6
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build
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tools/coffee-manager/build/
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tools/cooja/dist/
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tools/collect-view/build/
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tools/collect-view/dist/
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COOJA.testlog
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tools/cooja/apps/mrm/lib/
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tools/cooja/apps/mspsim/lib/
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tools/cooja/apps/powertracker/lib/
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tools/cooja/apps/serial_socket/lib/
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tools/coffee-manager/coffee.jar
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tools/cooja/apps/avrora/lib/cooja_avrora.jar
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tools/cooja/apps/collect-view/cooja-collect-view.jar
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# sdcc build artifacts
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contiki-cc2530dk.lib
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*.ihx
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*.hex
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*.mem
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*.lk
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*.omf
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*.cdb
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*.banks
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*.cc2530dk
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# VC++ build artifacts
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*.exp
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*.ilk
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*.lib
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*.pdb
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*.prg
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*.dsc
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#cc65 build artifacts
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*.s
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*.eth
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*.dsk
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*.po
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*.atr
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*.d64
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*.d71
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*.d81
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# Cooja Build Artifacts
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*.cooja
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#regression tests artifacts
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*.testlog
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*.log.prog
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regression-tests/[0-9][0-9]-*/report
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regression-tests/[0-9][0-9]-*/org/
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# rl78 build artifacts
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*.eval-adf7xxxmb4z
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*.eval-adf7xxxmb4z.srec
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# cscope files
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cscope.*
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# vim swap files
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*.swp
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*.swo
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# x86 UEFI files
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cpu/x86/uefi/Makefile.uefi
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cpu/x86/uefi/edk2
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# galileo bsp files
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platform/galileo/bsp/libc/Makefile.libc
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platform/galileo/bsp/libc/i586-elf/
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platform/galileo/bsp/libc/newlib-2.2.0-1*
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platform/galileo/bsp/grub/src/
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platform/galileo/bsp/grub/bin/
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# galileo build and debug artefacts
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*.galileo
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*.galileo.dll
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*.galileo.efi
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LOG_OPENOCD
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# nRF52 build artifacts
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*.jlink
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*.nrf52dk
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11
oracle/.project
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11
oracle/.project
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<?xml version="1.0" encoding="UTF-8"?>
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<projectDescription>
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<name>11.coap-observable</name>
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<comment></comment>
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<projects>
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</projects>
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<buildSpec>
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</buildSpec>
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<natures>
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</natures>
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</projectDescription>
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16
oracle/Makefile
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16
oracle/Makefile
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CONTIKI_PROJECT = main
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SMALL=1
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CFLAGS += -DUIP_CONF_IPV6=1 -DRPL_CONF_STATS=1 -DUIP_CONF_IPV6_RPL=1 -DUIP_CONF_TCP=0 -DPROJECT_CONF_H=\"project-conf.h\"
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CONTIKI = /home/giomba/workspace/uni/contiki
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WITH_UIP6=1
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UIP_CONF_IPV6=1
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UIP_CONF_IPV6_RPL=1
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APPS += er-coap rest-engine
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all: $(CONTIKI_PROJECT)
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include $(CONTIKI)/Makefile.include
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63
oracle/main.c
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63
oracle/main.c
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#include <stdio.h>
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#include "contiki.h"
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#include "contiki-net.h"
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#include "rest-engine.h"
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#include "net/ip/uip-debug.h"
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int precious_resource = 0;
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/* handlers for coap */
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void res_get_handler(void* request, void* response, uint8_t* buffer, uint16_t preferred_size, int32_t* offset) {
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static char payload[16];
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sprintf(payload, "pr = %d", precious_resource);
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REST.set_header_content_type(response, REST.type.TEXT_PLAIN);
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REST.set_response_payload(response, payload, strlen(payload));
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}
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void res_periodic_handler();
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/* declare resource and set handlers */
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PERIODIC_RESOURCE(myresource, "title=\"An observable resource\";rt=\"some descriptive text\";obs", res_get_handler, NULL, NULL, NULL, 10 * CLOCK_SECOND, res_periodic_handler);
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void res_periodic_handler() {
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/* sample some sensor */
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/* byte mysample = *(some_bar + some_offset); */
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++precious_resource;
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/* Notify subscribers of the new sample */
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REST.notify_subscribers(&myresource);
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}
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/* contiki protothread, as usual... */
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PROCESS(main_process_name, "Simple-CoAP-Server");
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AUTOSTART_PROCESSES(&main_process_name);
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PROCESS_THREAD(main_process_name, ev, data) {
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PROCESS_BEGIN();
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printf("Started....\n");
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/* print enabled addresses */
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printf("My addresses:\n");
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int i;
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for (i = 0; i < UIP_DS6_ADDR_NB; ++i) {
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if (uip_ds6_if.addr_list[i].isused) {
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uip_debug_ipaddr_print(&uip_ds6_if.addr_list[i].ipaddr);
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printf("\n");
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}
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}
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/* enable CoAP engine */
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rest_init_engine();
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rest_activate_resource(&myresource, "test/myresource");
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while (1) {
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PROCESS_WAIT_EVENT();
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}
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PROCESS_END();
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}
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16
oracle/project-conf.h
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16
oracle/project-conf.h
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/* reduce RAM consumption */
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#ifndef PROJECT_CONF_H_
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#define PROJECT_CONF_H_
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#undef REST_MAX_CHUNK_SIZE // Set the max response payload before fragmentation
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#define REST_MAX_CHUNK_SIZE 64
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#undef COAP_MAX_OPEN_TRANSACTIONS // Set the max number of concurrent transactions
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#define COAP_MAX_OPEN_TRANSACTIONS 4
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#undef NBR_TABLE_CONF_MAX_NEIGHBORS // Set the max number of entries in neighbors table
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#define NBR_TABLE_CONF_MAX_NEIGHBORS 10
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#undef UIP_CONF_MAX_ROUTES // Set the max number of routes handled by the node
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#define UIP_CONF_MAX_ROUTES 10
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#undef UIP_CONF_BUFFER_SIZE // Set the amount of memory reserved to the uIP packet buffer
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#define UIP_CONF_BUFFER_SIZE 280
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#endif
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20
proxy/.classpath
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20
proxy/.classpath
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<?xml version="1.0" encoding="UTF-8"?>
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<classpath>
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<classpathentry kind="src" output="target/classes" path="src">
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<attributes>
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<attribute name="optional" value="true"/>
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<attribute name="maven.pomderived" value="true"/>
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</attributes>
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</classpathentry>
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<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8">
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<attributes>
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<attribute name="maven.pomderived" value="true"/>
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</attributes>
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</classpathentry>
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<classpathentry kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER">
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<attributes>
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<attribute name="maven.pomderived" value="true"/>
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</attributes>
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</classpathentry>
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<classpathentry kind="output" path="target/classes"/>
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</classpath>
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2
proxy/.gitignore
vendored
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2
proxy/.gitignore
vendored
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/bin/
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/target/
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23
proxy/.project
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23
proxy/.project
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<?xml version="1.0" encoding="UTF-8"?>
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<projectDescription>
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<name>proxy</name>
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<comment></comment>
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<projects>
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</projects>
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<buildSpec>
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<buildCommand>
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<name>org.eclipse.jdt.core.javabuilder</name>
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<arguments>
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</arguments>
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</buildCommand>
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<buildCommand>
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<name>org.eclipse.m2e.core.maven2Builder</name>
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<arguments>
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</arguments>
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</buildCommand>
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</buildSpec>
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<natures>
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<nature>org.eclipse.jdt.core.javanature</nature>
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<nature>org.eclipse.m2e.core.maven2Nature</nature>
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</natures>
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</projectDescription>
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8
proxy/.settings/org.eclipse.jdt.core.prefs
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8
proxy/.settings/org.eclipse.jdt.core.prefs
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eclipse.preferences.version=1
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org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
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org.eclipse.jdt.core.compiler.compliance=1.8
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org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
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org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
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org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=ignore
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org.eclipse.jdt.core.compiler.release=disabled
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org.eclipse.jdt.core.compiler.source=1.8
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59
proxy/Californium.properties
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59
proxy/Californium.properties
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#Californium CoAP Properties file
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#Thu Nov 07 17:22:31 CET 2019
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HEALTH_STATUS_INTERVAL=0
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ACK_TIMEOUT=2000
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UDP_CONNECTOR_SEND_BUFFER=0
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ACK_TIMEOUT_SCALE=2.0
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HTTP_SERVER_SOCKET_TIMEOUT=100000
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USE_RANDOM_MID_START=true
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BLOCKWISE_STRICT_BLOCK2_OPTION=false
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MAX_ACTIVE_PEERS=150000
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PROTOCOL_STAGE_THREAD_COUNT=8
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BLOCKWISE_STATUS_LIFETIME=300000
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MAX_RESOURCE_BODY_SIZE=8192
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HTTP_CACHE_SIZE=32
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UDP_CONNECTOR_DATAGRAM_SIZE=2048
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UDP_CONNECTOR_RECEIVE_BUFFER=0
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DTLS_CONNECTION_ID_NODE_ID=
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MAX_TRANSMIT_WAIT=93000
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NOTIFICATION_REREGISTRATION_BACKOFF=2000
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DEDUPLICATOR=DEDUPLICATOR_MARK_AND_SWEEP
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COAP_PORT=5683
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MID_TACKER=GROUPED
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COAP_SECURE_PORT=5684
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NETWORK_STAGE_RECEIVER_THREAD_COUNT=1
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HTTP_CACHE_RESPONSE_MAX_AGE=86400
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MULTICAST_BASE_MID=65000
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HTTP_SERVER_SOCKET_BUFFER_SIZE=8192
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EXCHANGE_LIFETIME=247000
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TLS_HANDSHAKE_TIMEOUT=10000
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DEDUPLICATOR_AUTO_REPLACE=true
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TCP_CONNECTION_IDLE_TIMEOUT=10
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LEISURE=5000
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HTTP_PORT=8080
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DTLS_CONNECTION_ID_LENGTH=
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NOTIFICATION_CHECK_INTERVAL=86400000
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CONGESTION_CONTROL_ALGORITHM=Cocoa
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RESPONSE_MATCHING=STRICT
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MID_TRACKER_GROUPS=16
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TOKEN_SIZE_LIMIT=8
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NETWORK_STAGE_SENDER_THREAD_COUNT=1
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TCP_WORKER_THREADS=1
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SECURE_SESSION_TIMEOUT=86400
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TCP_CONNECT_TIMEOUT=10000
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MAX_RETRANSMIT=4
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MAX_MESSAGE_SIZE=1024
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ACK_RANDOM_FACTOR=1.5
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NSTART=1
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MAX_LATENCY=100000
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PROBING_RATE=1.0
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USE_CONGESTION_CONTROL=false
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MAX_SERVER_RESPONSE_DELAY=250000
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CROP_ROTATION_PERIOD=247000
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MAX_PEER_INACTIVITY_PERIOD=600
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UDP_CONNECTOR_OUT_CAPACITY=2147483647
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DTLS_AUTO_RESUME_TIMEOUT=30000
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PREFERRED_BLOCK_SIZE=512
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NON_LIFETIME=145000
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NOTIFICATION_CHECK_INTERVAL_COUNT=100
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MARK_AND_SWEEP_INTERVAL=10000
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74
proxy/pom.xml
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74
proxy/pom.xml
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>it.unipi.ing.ce.netpp</groupId>
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<artifactId>proxy</artifactId>
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<version>2019.11.0</version>
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|
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<dependencies>
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|
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<dependency>
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<groupId>org.eclipse.californium</groupId>
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<artifactId>californium-core</artifactId>
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<version>2.0.0-M18</version>
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</dependency>
|
||||||
|
|
||||||
|
</dependencies>
|
||||||
|
|
||||||
|
<build>
|
||||||
|
<sourceDirectory>src</sourceDirectory>
|
||||||
|
|
||||||
|
<plugins>
|
||||||
|
<plugin>
|
||||||
|
<groupId>org.apache.maven.plugins</groupId>
|
||||||
|
<artifactId>maven-eclipse-plugin</artifactId>
|
||||||
|
<version>2.9</version>
|
||||||
|
<configuration>
|
||||||
|
<downloadSources>true</downloadSources>
|
||||||
|
<downloadJavadocs>false</downloadJavadocs>
|
||||||
|
</configuration>
|
||||||
|
</plugin>
|
||||||
|
|
||||||
|
<!-- Set a compiler level -->
|
||||||
|
<plugin>
|
||||||
|
<groupId>org.apache.maven.plugins</groupId>
|
||||||
|
<artifactId>maven-compiler-plugin</artifactId>
|
||||||
|
<version>3.8.0</version>
|
||||||
|
<configuration>
|
||||||
|
<source>1.8</source>
|
||||||
|
<target>1.8</target>
|
||||||
|
</configuration>
|
||||||
|
</plugin>
|
||||||
|
|
||||||
|
<!-- Maven Assembly Plugin -->
|
||||||
|
<plugin>
|
||||||
|
<groupId>org.apache.maven.plugins</groupId>
|
||||||
|
<artifactId>maven-assembly-plugin</artifactId>
|
||||||
|
<version>2.4.1</version>
|
||||||
|
<configuration>
|
||||||
|
<!-- get all project dependencies -->
|
||||||
|
<descriptorRefs>
|
||||||
|
<descriptorRef>jar-with-dependencies</descriptorRef>
|
||||||
|
</descriptorRefs>
|
||||||
|
<!-- MainClass in mainfest make a executable jar -->
|
||||||
|
<archive>
|
||||||
|
<manifest>
|
||||||
|
<mainClass>netpp.Main</mainClass>
|
||||||
|
</manifest>
|
||||||
|
</archive>
|
||||||
|
</configuration>
|
||||||
|
<executions>
|
||||||
|
<execution>
|
||||||
|
<id>make-assembly</id>
|
||||||
|
<!-- bind to the packaging phase -->
|
||||||
|
<phase>package</phase>
|
||||||
|
<goals>
|
||||||
|
<goal>single</goal>
|
||||||
|
</goals>
|
||||||
|
</execution>
|
||||||
|
</executions>
|
||||||
|
</plugin>
|
||||||
|
</plugins>
|
||||||
|
</build>
|
||||||
|
|
||||||
|
</project>
|
||||||
|
|
||||||
26
proxy/src/netpp/Handler.java
Normal file
26
proxy/src/netpp/Handler.java
Normal file
@ -0,0 +1,26 @@
|
|||||||
|
package netpp;
|
||||||
|
|
||||||
|
import java.net.URI;
|
||||||
|
import org.eclipse.californium.core.*;
|
||||||
|
|
||||||
|
public class Handler implements CoapHandler {
|
||||||
|
|
||||||
|
private URI uri;
|
||||||
|
|
||||||
|
public Handler(URI uri) {
|
||||||
|
this.uri = uri;
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public void onLoad(CoapResponse response) {
|
||||||
|
String content = response.getResponseText();
|
||||||
|
System.out.println("[D] resource: " + uri);
|
||||||
|
System.out.println(" new value: " + content);
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public void onError() {
|
||||||
|
System.err.println("[E] failed " + uri);
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
40
proxy/src/netpp/Main.java
Normal file
40
proxy/src/netpp/Main.java
Normal file
@ -0,0 +1,40 @@
|
|||||||
|
package netpp;
|
||||||
|
|
||||||
|
public class Main {
|
||||||
|
public final static String COOJA_MAGIC = "c30c";
|
||||||
|
public final static String resource = "/test/myresource";
|
||||||
|
|
||||||
|
public static void main(String[] args) {
|
||||||
|
if (args.length < 2) {
|
||||||
|
System.err.println("[F] Bad parameters");
|
||||||
|
System.err.println("Usage: ");
|
||||||
|
System.err.println("$ exe <prefix> <n>");
|
||||||
|
System.err.println(" prefix IPv6 /64 prefix (mind the format!)");
|
||||||
|
System.err.println(" n number of nodes");
|
||||||
|
System.err.println();
|
||||||
|
System.err.println("Example:");
|
||||||
|
System.err.println("$ exe 2001:db8:0:0 10");
|
||||||
|
System.exit(1);
|
||||||
|
}
|
||||||
|
|
||||||
|
final String prefix = args[0];
|
||||||
|
final int n = Integer.parseInt(args[1]);
|
||||||
|
System.err.println("[I] now subscribing to node [2; " + n + "] in " + prefix + "/64");
|
||||||
|
|
||||||
|
// TODO pay attention to this for-cycle and mind the hexadecimal values!
|
||||||
|
/* subscribe to every node */
|
||||||
|
for (int i = 2; i <= n; i++) { // node 1 is the gateway, skip. And mind the <=
|
||||||
|
String uri_string = "coap://[" + prefix + ":" + COOJA_MAGIC + "::" + Integer.toString(i) + "]" + resource;
|
||||||
|
System.err.println("[I] subscribing to " + uri_string);
|
||||||
|
Node node = new Node(uri_string);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
try {
|
||||||
|
Thread.sleep(5 * 60 * 1000); // 5 min
|
||||||
|
} catch (InterruptedException ex) {
|
||||||
|
System.err.println(ex);
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
|
}
|
||||||
31
proxy/src/netpp/Node.java
Normal file
31
proxy/src/netpp/Node.java
Normal file
@ -0,0 +1,31 @@
|
|||||||
|
package netpp;
|
||||||
|
|
||||||
|
import java.net.URI;
|
||||||
|
import java.net.URISyntaxException;
|
||||||
|
|
||||||
|
import org.eclipse.californium.core.*;
|
||||||
|
|
||||||
|
public class Node {
|
||||||
|
private URI uri;
|
||||||
|
private CoapClient client;
|
||||||
|
private CoapObserveRelation relation;
|
||||||
|
|
||||||
|
public Node(String uriString) {
|
||||||
|
try {
|
||||||
|
this.uri = new URI(uriString);
|
||||||
|
this.client = new CoapClient(uri);
|
||||||
|
this.relation = client.observe(new Handler(this.uri));
|
||||||
|
|
||||||
|
} catch (URISyntaxException e) {
|
||||||
|
System.err.println("[F] Invalid URI: " + e.getMessage());
|
||||||
|
System.exit(1);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/* be kind with the poor resource constrained node */
|
||||||
|
@Override
|
||||||
|
public void finalize() {
|
||||||
|
this.relation.proactiveCancel();
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
Loading…
Reference in New Issue
Block a user