老 姚 / Mbed OS modular2OneNet

modular-2 access china mobile's OneNet By Http

Dependencies:   MbedJSONValue mbed-http

main.cpp@0:19ff9eff4dc2, 2018-06-22 (annotated)

Committer:
yao6116601
Date:
Fri Jun 22 23:19:24 2018 +0000
Revision:
0:19ff9eff4dc2
access   OneNet

Who changed what in which revision?

UserRevisionLine numberNew contents of line
yao6116601 0:19ff9eff4dc2 1 #include "mbed.h"
yao6116601 0:19ff9eff4dc2 2 #include "EthernetInterface.h"
yao6116601 0:19ff9eff4dc2 3 #include "http_request.h"
yao6116601 0:19ff9eff4dc2 4 #include "http_response.h"
yao6116601 0:19ff9eff4dc2 5 #include "MbedJSONValue.h"
yao6116601 0:19ff9eff4dc2 6 #include <string>
yao6116601 0:19ff9eff4dc2 7 static const char* mbedIp = "192.168.31.28"; //IP
yao6116601 0:19ff9eff4dc2 8 static const char* mbedMask = "255.255.255.0"; // Mask
yao6116601 0:19ff9eff4dc2 9 static const char* mbedGateway = "192.168.31.1"; //Gateway
yao6116601 0:19ff9eff4dc2 10 DigitalOut myled(PF_14);
yao6116601 0:19ff9eff4dc2 11 EthernetInterface eth;
yao6116601 0:19ff9eff4dc2 12 TCPSocket socket;
yao6116601 0:19ff9eff4dc2 13 char uri[256];
yao6116601 0:19ff9eff4dc2 14 char devid[] = "34485081";
yao6116601 0:19ff9eff4dc2 15 char api_key[] ="m7ARDyXF2QmO5O7u7UaBO8HHPpU=";
yao6116601 0:19ff9eff4dc2 16 char host[] = "api.heclouds.com";
yao6116601 0:19ff9eff4dc2 17 int softTime;
yao6116601 0:19ff9eff4dc2 18 int main() {
yao6116601 0:19ff9eff4dc2 19 float temp;
yao6116601 0:19ff9eff4dc2 20 char body[64];
yao6116601 0:19ff9eff4dc2 21 MbedJSONValue demo;
yao6116601 0:19ff9eff4dc2 22 HttpRequest*request;
yao6116601 0:19ff9eff4dc2 23 HttpResponse* response;
yao6116601 0:19ff9eff4dc2 24 printf("modular-2 Connect to OneNet\n");
yao6116601 0:19ff9eff4dc2 25 eth.set_network(mbedIp,mbedMask,mbedGateway);
yao6116601 0:19ff9eff4dc2 26 eth.connect();
yao6116601 0:19ff9eff4dc2 27 socket.open(&eth);
yao6116601 0:19ff9eff4dc2 28 socket.connect("api.heclouds.com", 80);
yao6116601 0:19ff9eff4dc2 29 softTime=0;
yao6116601 0:19ff9eff4dc2 30 while(1) {
yao6116601 0:19ff9eff4dc2 31 wait(1.0); // 1 sec
yao6116601 0:19ff9eff4dc2 32 softTime++;
yao6116601 0:19ff9eff4dc2 33 if (softTime>4)
yao6116601 0:19ff9eff4dc2 34 {
yao6116601 0:19ff9eff4dc2 35 softTime=0;
yao6116601 0:19ff9eff4dc2 36 temp=(((double) rand() / (RAND_MAX)) + 1)*100;
yao6116601 0:19ff9eff4dc2 37 sprintf(body,"{\"temperature\":%f}",temp);
yao6116601 0:19ff9eff4dc2 38 uri[0] = 0;
yao6116601 0:19ff9eff4dc2 39 strcat(uri,"http://api.heclouds.com/devices/");
yao6116601 0:19ff9eff4dc2 40 strcat(uri,devid);
yao6116601 0:19ff9eff4dc2 41 strcat(uri,"/datapoints?type=3");
yao6116601 0:19ff9eff4dc2 42 request=new HttpRequest(&eth,HTTP_POST,uri);
yao6116601 0:19ff9eff4dc2 43 request->set_header("api-key",api_key);
yao6116601 0:19ff9eff4dc2 44 request->set_header("Content-Type", "application/json");
yao6116601 0:19ff9eff4dc2 45 sprintf(body,"{\"temperature\":%f}",temp);
yao6116601 0:19ff9eff4dc2 46 response= request->send(body, strlen(body));
yao6116601 0:19ff9eff4dc2 47 printf("status is %d - %s\n", response->get_status_code(), response->get_status_message().c_str());
yao6116601 0:19ff9eff4dc2 48 // printf("body is:\n%s\n", response->get_body_as_string().c_str());
yao6116601 0:19ff9eff4dc2 49 delete request;
yao6116601 0:19ff9eff4dc2 50 }
yao6116601 0:19ff9eff4dc2 51 // get switch
yao6116601 0:19ff9eff4dc2 52 uri[0] = 0;
yao6116601 0:19ff9eff4dc2 53 strcat(uri,"http://api.heclouds.com/devices/");
yao6116601 0:19ff9eff4dc2 54 strcat(uri,devid);
yao6116601 0:19ff9eff4dc2 55 strcat(uri,"/datastreams/switch");
yao6116601 0:19ff9eff4dc2 56 // strcat(http_cmd,"switch");
yao6116601 0:19ff9eff4dc2 57 request=new HttpRequest(&eth,HTTP_GET,uri);
yao6116601 0:19ff9eff4dc2 58 request->set_header("api-key",api_key);
yao6116601 0:19ff9eff4dc2 59 request->set_header("Content-Type", "application/json");
yao6116601 0:19ff9eff4dc2 60
yao6116601 0:19ff9eff4dc2 61 response= request->send(body, strlen(body));
yao6116601 0:19ff9eff4dc2 62 // printf("body is:\n%s\n", response->get_body_as_string().c_str());
yao6116601 0:19ff9eff4dc2 63 parse(demo, response->get_body_as_string().c_str());
yao6116601 0:19ff9eff4dc2 64 int sw;
yao6116601 0:19ff9eff4dc2 65 sw=demo["data"]["current_value"].get<int>();
yao6116601 0:19ff9eff4dc2 66 printf("sw=%d\n",sw);
yao6116601 0:19ff9eff4dc2 67 myled=sw;
yao6116601 0:19ff9eff4dc2 68 delete request;
yao6116601 0:19ff9eff4dc2 69 }
yao6116601 0:19ff9eff4dc2 70 }