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@4:d6e87aea518f, 2015-01-20 (annotated)

Committer:
PBarrett
Date:
Tue Jan 20 23:38:51 2015 +0000
Revision:
4:d6e87aea518f
Parent:
2:8907a25944ab
Child:
5:04490f27f83f
many updates, semi-final

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"
PBarrett 2:8907a25944ab 3 #include "HTTPClient.h"
PBarrett 1:ae20607dd0c1 4 #include "C12832_lcd.h"
PBarrett 4:d6e87aea518f 5 #include <FileSystemLike.h>
PBarrett 4:d6e87aea518f 6 #include <FileHandle.h>
maanenson 0:30a991e08e77 7
PBarrett 4:d6e87aea518f 8 const char VENDOR[] = "exosite";
PBarrett 4:d6e87aea518f 9 const char MODEL[] = "mbed_lpc1768_appbrdv1";
PBarrett 2:8907a25944ab 10
PBarrett 2:8907a25944ab 11 #define WRITE_ALIAS "temp"
PBarrett 2:8907a25944ab 12 #define READ_ALIASES "?screen"
maanenson 0:30a991e08e77 13
PBarrett 4:d6e87aea518f 14 char EXO_CIK_HDR[] = "X-Exosite-CIK: 0000000000000000000000000000000000000000\r\n";
PBarrett 4:d6e87aea518f 15 const char EXO_CIK_HDR_FMT[] = "X-Exosite-CIK: %s\r\n";
PBarrett 2:8907a25944ab 16 char EXO_ACCEPT_HDR[] = "Accept: application/x-www-form-urlencoded; charset=utf-8\r\n";
PBarrett 2:8907a25944ab 17 char EXO_CONTYP_HDR[] = "Content-Type: application/x-www-form-urlencoded; charset=utf-8\r\n";
PBarrett 2:8907a25944ab 18 const char EXO_URI[] = "https://m2.exosite.com:443/onep:v1/stack/alias" READ_ALIASES;
PBarrett 2:8907a25944ab 19 // NOTE: Need to specify port due to parsing bug in lib on "onep:v1"
PBarrett 4:d6e87aea518f 20 const char EXO_ACTIVATE_URI[] = "https://m2.exosite.com/provision/activate";
PBarrett 2:8907a25944ab 21
PBarrett 2:8907a25944ab 22 #define TIMEOUT 2000
PBarrett 2:8907a25944ab 23 #define BUFFSIZE 1024
maanenson 0:30a991e08e77 24
maanenson 0:30a991e08e77 25 AnalogIn aPot1(p19);
PBarrett 2:8907a25944ab 26 Timer send_timer, connection_timer, run_time;
PBarrett 1:ae20607dd0c1 27
PBarrett 4:d6e87aea518f 28 EthernetInterface eth;
PBarrett 4:d6e87aea518f 29 HTTPClient http;
PBarrett 4:d6e87aea518f 30
PBarrett 4:d6e87aea518f 31 LocalFileSystem localfs("local");
PBarrett 4:d6e87aea518f 32
PBarrett 1:ae20607dd0c1 33 static C12832_LCD lcd;
PBarrett 1:ae20607dd0c1 34
PBarrett 1:ae20607dd0c1 35 int main()
PBarrett 1:ae20607dd0c1 36 {
PBarrett 1:ae20607dd0c1 37 run_time.start();
PBarrett 1:ae20607dd0c1 38 send_timer.start();
maanenson 0:30a991e08e77 39
PBarrett 1:ae20607dd0c1 40 printf("\r\nStart\r\n");
PBarrett 1:ae20607dd0c1 41
PBarrett 1:ae20607dd0c1 42 eth.init(); //Use DHCP
maanenson 0:30a991e08e77 43
PBarrett 1:ae20607dd0c1 44 lcd.printf("Exosite HTTP Cloud Demo");
PBarrett 1:ae20607dd0c1 45 lcd.locate(0,11);
PBarrett 1:ae20607dd0c1 46 lcd.printf("MAC: %s", eth.getMACAddress());
PBarrett 1:ae20607dd0c1 47 lcd.locate(0,22);
PBarrett 1:ae20607dd0c1 48 lcd.printf("IP: Requesting From DHCP...");
PBarrett 1:ae20607dd0c1 49
maanenson 0:30a991e08e77 50 eth.connect();
PBarrett 1:ae20607dd0c1 51
PBarrett 1:ae20607dd0c1 52 printf("IP Address is %s\r\n", eth.getIPAddress());
PBarrett 1:ae20607dd0c1 53 printf("MAC Address is %s\r\n", eth.getMACAddress());
maanenson 0:30a991e08e77 54
PBarrett 1:ae20607dd0c1 55 lcd.locate(0,22);
PBarrett 4:d6e87aea518f 56 lcd.printf("IP: %s ", eth.getIPAddress());
PBarrett 1:ae20607dd0c1 57
PBarrett 1:ae20607dd0c1 58 printf("[%f] Running...\r\n", run_time.read());
maanenson 0:30a991e08e77 59
PBarrett 4:d6e87aea518f 60 printf("[%f] Attempting Activation\r\n", run_time.read());
PBarrett 4:d6e87aea518f 61 {
PBarrett 4:d6e87aea518f 62 int ret;
PBarrett 4:d6e87aea518f 63 char incomming_buffer[BUFFSIZE];
PBarrett 4:d6e87aea518f 64 HTTPText hti = HTTPText(incomming_buffer, BUFFSIZE);
PBarrett 4:d6e87aea518f 65 HTTPMap hto = HTTPMap();
PBarrett 4:d6e87aea518f 66 hto.put("vendor", VENDOR);
PBarrett 4:d6e87aea518f 67 hto.put("model", MODEL);
PBarrett 4:d6e87aea518f 68 hto.put("sn", eth.getMACAddress());
PBarrett 4:d6e87aea518f 69 if ((ret = http.post(EXO_ACTIVATE_URI, hto, &hti)) == 0) {
PBarrett 4:d6e87aea518f 70 printf("Success, Got: %s\n", incomming_buffer);
PBarrett 4:d6e87aea518f 71 lcd.locate(0,0);
PBarrett 4:d6e87aea518f 72 sprintf(EXO_CIK_HDR, EXO_CIK_HDR_FMT, incomming_buffer);
PBarrett 4:d6e87aea518f 73 FILE *fp = fopen("/local/cik.txt", "w");
PBarrett 4:d6e87aea518f 74 fprintf(fp, "%s", incomming_buffer);
PBarrett 4:d6e87aea518f 75 fclose(fp);
PBarrett 4:d6e87aea518f 76 } else if (ret == 0) {
PBarrett 4:d6e87aea518f 77 printf("Couldn't Connect to Exosite, Check Network\r\n");
PBarrett 4:d6e87aea518f 78 lcd.locate(0,0);
PBarrett 4:d6e87aea518f 79 lcd.printf("Couldn't Connect to Exosite");
PBarrett 4:d6e87aea518f 80 lcd.locate(0,11);
PBarrett 4:d6e87aea518f 81 lcd.printf("Check Network");
PBarrett 4:d6e87aea518f 82 } else {
PBarrett 4:d6e87aea518f 83 printf("Error %d\r\n", http.getHTTPResponseCode());
PBarrett 4:d6e87aea518f 84 lcd.locate(0,0);
PBarrett 4:d6e87aea518f 85 lcd.printf("Act Error (%d)", http.getHTTPResponseCode());
PBarrett 4:d6e87aea518f 86 FILE *fp = fopen("/local/cik.txt", "r");
PBarrett 4:d6e87aea518f 87 if (fp !=0 && fread(incomming_buffer, 1, 40, fp) == 40) {
PBarrett 4:d6e87aea518f 88 sprintf(EXO_CIK_HDR, EXO_CIK_HDR_FMT, incomming_buffer);
PBarrett 4:d6e87aea518f 89 printf("Found cik in nv: %s\r\n", incomming_buffer);
PBarrett 4:d6e87aea518f 90 } else if (ret != 0) {
PBarrett 4:d6e87aea518f 91 printf("No CIK, Please Re-Enable Device for Activation in Portals\r\n");
PBarrett 4:d6e87aea518f 92 lcd.locate(0,0);
PBarrett 4:d6e87aea518f 93 lcd.printf("No CIK, Re-Enable in Portals");
PBarrett 4:d6e87aea518f 94 lcd.locate(0,22);
PBarrett 4:d6e87aea518f 95 lcd.printf("Then Hard-Reset Board");
PBarrett 4:d6e87aea518f 96 while(1);
PBarrett 4:d6e87aea518f 97 }
PBarrett 4:d6e87aea518f 98
PBarrett 4:d6e87aea518f 99 if (fp != 0)
PBarrett 4:d6e87aea518f 100 fclose(fp);
PBarrett 4:d6e87aea518f 101 }
PBarrett 4:d6e87aea518f 102 }
PBarrett 4:d6e87aea518f 103
maanenson 0:30a991e08e77 104 while (1) {
PBarrett 1:ae20607dd0c1 105 int ret;
PBarrett 4:d6e87aea518f 106 char *key, *value;
PBarrett 2:8907a25944ab 107 char incomming_buffer[BUFFSIZE];
PBarrett 4:d6e87aea518f 108 char scratch[32];
PBarrett 4:d6e87aea518f 109 HTTPMap read_map = HTTPMap(incomming_buffer, BUFFSIZE);
PBarrett 4:d6e87aea518f 110 HTTPMap write_map = HTTPMap();
PBarrett 1:ae20607dd0c1 111
PBarrett 4:d6e87aea518f 112 write_map.put("tempa", "127");
PBarrett 4:d6e87aea518f 113 write_map.put("uptime", "5");
PBarrett 2:8907a25944ab 114
PBarrett 2:8907a25944ab 115 http.setHeader(0,EXO_CIK_HDR);
PBarrett 2:8907a25944ab 116 http.setHeader(1,EXO_ACCEPT_HDR);
PBarrett 4:d6e87aea518f 117 //http.setHeader(2,EXO_CONTYP_HDR);
PBarrett 4:d6e87aea518f 118
PBarrett 4:d6e87aea518f 119 printf("[%f] Making Request...\r\n", run_time.read());
PBarrett 4:d6e87aea518f 120 connection_timer.reset();
PBarrett 4:d6e87aea518f 121 connection_timer.start();
PBarrett 1:ae20607dd0c1 122
PBarrett 4:d6e87aea518f 123 // make request
PBarrett 4:d6e87aea518f 124 ret = http.post(EXO_URI, write_map, &read_map);
PBarrett 4:d6e87aea518f 125 connection_timer.stop();
PBarrett 4:d6e87aea518f 126 printf("[%f] Done! Status: %d, %d\r\n", run_time.read(), ret, http.getHTTPResponseCode());
PBarrett 2:8907a25944ab 127 lcd.locate(0,0);
PBarrett 4:d6e87aea518f 128 lcd.printf(" ");
PBarrett 2:8907a25944ab 129 if (!ret) {
PBarrett 4:d6e87aea518f 130 // write 'screen' dp to screen
PBarrett 2:8907a25944ab 131 lcd.locate(0,0);
PBarrett 4:d6e87aea518f 132 if (read_map.get("screen", scratch, 32)) {
PBarrett 4:d6e87aea518f 133 lcd.printf(scratch);
PBarrett 4:d6e87aea518f 134 } else {
PBarrett 4:d6e87aea518f 135 lcd.printf("couldn't read 'screen' dp");
PBarrett 4:d6e87aea518f 136 }
PBarrett 4:d6e87aea518f 137
PBarrett 4:d6e87aea518f 138 // list returned dataports
PBarrett 4:d6e87aea518f 139 while(read_map.pop(key, value)) {
PBarrett 4:d6e87aea518f 140 printf(" %s: %s\r\n", key, value);
PBarrett 4:d6e87aea518f 141 }
PBarrett 2:8907a25944ab 142 } else {
PBarrett 2:8907a25944ab 143 lcd.locate(0,0);
PBarrett 4:d6e87aea518f 144 lcd.printf("Error (%d, %d)", ret, http.getHTTPResponseCode());
maanenson 0:30a991e08e77 145 }
maanenson 0:30a991e08e77 146
PBarrett 4:d6e87aea518f 147 printf("[%f] Completed in %f seconds.\r\n", run_time.read(), connection_timer.read());
PBarrett 1:ae20607dd0c1 148
PBarrett 1:ae20607dd0c1 149 wait(5);
maanenson 0:30a991e08e77 150 }
maanenson 0:30a991e08e77 151
maanenson 0:30a991e08e77 152 }