Exosite / Mbed 2 deprecated exosite_http_example

A basic example of using the mbed NXP LPC1768 Application Board with Exosite.

Dependencies:   C12832_lcd EthernetInterface HTTPClient LM75B MMA7660 RGBLed mbed-rtos mbed

Fork of exosite_http_example by Patrick Barrett

main.cpp@0:30a991e08e77, 2014-05-02 (annotated)

Committer:
maanenson
Date:
Fri May 02 14:53:22 2014 +0000
Revision:
0:30a991e08e77
Child:
1:ae20607dd0c1
first commit, not working

Who changed what in which revision?

UserRevisionLine numberNew contents of line
maanenson 0:30a991e08e77 1 #include "mbed.h"
maanenson 0:30a991e08e77 2 #include "EthernetInterface.h"
maanenson 0:30a991e08e77 3
maanenson 0:30a991e08e77 4 EthernetInterface eth;
maanenson 0:30a991e08e77 5
maanenson 0:30a991e08e77 6 string CIK = "996a6abfb619711dbf3532cc82a6df6513821532"; // copy Device CIK from Portals
maanenson 0:30a991e08e77 7
maanenson 0:30a991e08e77 8 AnalogIn aPot1(p19);
maanenson 0:30a991e08e77 9 Timer t;
maanenson 0:30a991e08e77 10
maanenson 0:30a991e08e77 11 int main() {
maanenson 0:30a991e08e77 12 t.start();
maanenson 0:30a991e08e77 13
maanenson 0:30a991e08e77 14 printf("\r\nStart\n");
maanenson 0:30a991e08e77 15 eth.init(); //Use DHCP
maanenson 0:30a991e08e77 16 eth.connect();
maanenson 0:30a991e08e77 17 printf("\r\nSetting up...\r\n");
maanenson 0:30a991e08e77 18 printf("IP Address is %s\n", eth.getIPAddress());
maanenson 0:30a991e08e77 19 printf("MAC Address is %s\n", eth.getMACAddress());
maanenson 0:30a991e08e77 20 printf("\r\nSetup OK\r\n");
maanenson 0:30a991e08e77 21
maanenson 0:30a991e08e77 22
maanenson 0:30a991e08e77 23 int ping = 0;
maanenson 0:30a991e08e77 24
maanenson 0:30a991e08e77 25 while (1) {
maanenson 0:30a991e08e77 26 wait(20);
maanenson 0:30a991e08e77 27
maanenson 0:30a991e08e77 28 float totalPot1 = 0;
maanenson 0:30a991e08e77 29 float avgPot1 = 0;
maanenson 0:30a991e08e77 30 for (int i = 0; i<30; i++) {
maanenson 0:30a991e08e77 31 totalPot1 += abs(aPot1);
maanenson 0:30a991e08e77 32 }
maanenson 0:30a991e08e77 33 avgPot1 = totalPot1/30;
maanenson 0:30a991e08e77 34 printf("Pot1 Value: %03f \r\n", avgPot1);
maanenson 0:30a991e08e77 35
maanenson 0:30a991e08e77 36 float newTime = t.read();
maanenson 0:30a991e08e77 37 printf("Current Time: %f \r\n",newTime);
maanenson 0:30a991e08e77 38
maanenson 0:30a991e08e77 39 if (newTime > 320) {
maanenson 0:30a991e08e77 40 t.reset();
maanenson 0:30a991e08e77 41 ping ++;
maanenson 0:30a991e08e77 42 if (ping > 100) {
maanenson 0:30a991e08e77 43 ping = 1;
maanenson 0:30a991e08e77 44 }
maanenson 0:30a991e08e77 45 char data [70];
maanenson 0:30a991e08e77 46 int len = sprintf(data, "ping=%d&power=%03f",ping,avgPot1);
maanenson 0:30a991e08e77 47
maanenson 0:30a991e08e77 48 TCPSocketConnection sock;
maanenson 0:30a991e08e77 49 sock.connect("m2.exosite.com/", 80);
maanenson 0:30a991e08e77 50
maanenson 0:30a991e08e77 51 char http_cmd[] = "GET /api:v1/stack/alias HTTP/1.1\r\n";
maanenson 0:30a991e08e77 52 sock.send_all(http_cmd, sizeof(http_cmd)-1);
maanenson 0:30a991e08e77 53 char http_format[] = "application/x-www-form-urlencoded; charset=utf-8";
maanenson 0:30a991e08e77 54 sock.send_all(http_format, sizeof(http_format)-1);
maanenson 0:30a991e08e77 55
maanenson 0:30a991e08e77 56
maanenson 0:30a991e08e77 57 char buffer[300];
maanenson 0:30a991e08e77 58 int ret;
maanenson 0:30a991e08e77 59 while (true) {
maanenson 0:30a991e08e77 60 ret = sock.receive(buffer, sizeof(buffer)-1);
maanenson 0:30a991e08e77 61 if (ret <= 0)
maanenson 0:30a991e08e77 62 break;
maanenson 0:30a991e08e77 63 buffer[ret] = '\0';
maanenson 0:30a991e08e77 64 printf("Received %d chars from server:\n%s\n", ret, buffer);
maanenson 0:30a991e08e77 65 }
maanenson 0:30a991e08e77 66
maanenson 0:30a991e08e77 67 sock.close();
maanenson 0:30a991e08e77 68
maanenson 0:30a991e08e77 69 eth.disconnect();
maanenson 0:30a991e08e77 70
maanenson 0:30a991e08e77 71 HTTPClient http;
maanenson 0:30a991e08e77 72 http.setRequestHeader("X-Exosite-CIK", CIK);
maanenson 0:30a991e08e77 73
maanenson 0:30a991e08e77 74 HTTPText Content("application/x-www-form-urlencoded; charset=utf-8");
maanenson 0:30a991e08e77 75 Content.set(data);
maanenson 0:30a991e08e77 76 string uri = "http://m2.exosite.com/api:v1/stack/alias"; // uri for post includes feed ID // uri for post includes feed ID
maanenson 0:30a991e08e77 77
maanenson 0:30a991e08e77 78 printf("Sending Data to Exosite...");
maanenson 0:30a991e08e77 79 HTTPResult result = http.post(uri.c_str(), Content, NULL);
maanenson 0:30a991e08e77 80 // result should be 0 and response should be 200 for successful post
maanenson 0:30a991e08e77 81 int response = http.getHTTPResponseCode();
maanenson 0:30a991e08e77 82 if (result==HTTP_OK) {
maanenson 0:30a991e08e77 83 printf("done\r\n");
maanenson 0:30a991e08e77 84 //printf("Response: %d\n",response);
maanenson 0:30a991e08e77 85 } else {
maanenson 0:30a991e08e77 86 if (response == 204) { //expected No Content (204) error
maanenson 0:30a991e08e77 87 printf("done\r\n");
maanenson 0:30a991e08e77 88 //printf("Response: %d\n",response);
maanenson 0:30a991e08e77 89 } else {
maanenson 0:30a991e08e77 90 printf("failed\r\n");
maanenson 0:30a991e08e77 91 printf("Error %d\r\n", result);
maanenson 0:30a991e08e77 92 printf("Response: %d\r\n",response);
maanenson 0:30a991e08e77 93 }
maanenson 0:30a991e08e77 94 }
maanenson 0:30a991e08e77 95 }
maanenson 0:30a991e08e77 96 }
maanenson 0:30a991e08e77 97
maanenson 0:30a991e08e77 98 return 0;
maanenson 0:30a991e08e77 99
maanenson 0:30a991e08e77 100 }