SmartREST client reference implementation for the u-blox C027 mbed compatible device.

Dependencies:   C027 C027_Support mbed mbed-rtos MbedSmartRest LM75B MMA7660 C12832

Fork of MbedSmartRestTest by Vincent Wochnik

Revision:
6:642e7c233e83
Child:
7:f77afd49c35d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/program.cpp	Mon Feb 10 15:46:26 2014 +0000
@@ -0,0 +1,192 @@
+#include "common.h"
+#include "StaticData.h"
+#include "ComposedRecord.h"
+#include "CharValue.h"
+#include "IntegerValue.h"
+#include "FloatValue.h"
+
+const char * const serialNumber = "ublox-123456789";
+StaticData srtpl(
+// get device by identity
+// Usage: 100,<SERIAL/NR>
+"10,100,GET,/identity/externalIds/c8y_Serial/%%,,application/vnd.com.nsn.cumulocity.externalId+json,%%,STRING,\r\n"
+// get device id from identity
+// Response: 200,<DEVICE/ID>
+"11,200,\"$.managedObject\",,\"$.id\"\r\n"
+// Create device
+// Usage: 101,<SERIAL/NR>
+"10,101,POST,/inventory/managedObjects,application/vnd.com.nsn.cumulocity.managedObject+json,application/vnd.com.nsn.cumulocity.managedObject+json,%%,STRING,\"{\"\"name\"\":\"\"Curl Test Device\"\",\"\"type\"\":\"\"com_yourcompany?CurlDevice_1.0\"\",\"\"c8y_Hardware\"\":{\"\"revision\"\":\"\"1\"\",\"\"model\"\":\"\"Curl Test Device\"\",\"\"serialNumber\"\":\"\"%%\"\"},\"\"c8y_SupportedMeasurements\"\":[\"\"c8y_SignalStrength\"\"],\"\"c8y_IsDevice\"\":{}}\"\r\n"
+// Get device id
+// Response: 201,<DEVICE/ID>
+"11,201,,\"$.c8y_IsDevice\",\"$.id\"\r\n"
+// Insert global ID
+// Usage: 102,<DEVICE/ID>,<SERIAL/NR>
+"10,102,POST,/identity/globalIds/%%/externalIds,application/vnd.com.nsn.cumulocity.externalId+json,application/vnd.com.nsn.cumulocity.externalId+json,%%,UNSIGNED STRING,\"{\"\"type\"\":\"\"c8y_Serial\"\",\"\"externalId\"\":\"\"%%\"\"}\"\r\n"
+// Insert measurement
+// USAGE: 103,<DEVICE/ID>,<RSSI>,<BER>
+"10,103,POST,/measurement/measurements,application/vnd.com.nsn.cumulocity.measurement+json,application/vnd.com.nsn.cumulocity.measurement+json,%%,NOW UNSIGNED NUMBER UNSIGNED,\"{\"\"time\"\":\"\"%%\"\",\"\"source\"\":{\"\"id\"\":\"\"%%\"\"},\"\"type\"\":\"\"c8y_SignalStrength\"\",\"\"c8y_SignalStrength\"\":{\"\"rssi\"\":{\"\"value\"\":%%,\"\"unit\"\":\"\"dBm\"\"},\"\"ber\"\":{\"\"value\"\":%%,\"\"unit\"\":\"\"%\"\"}}}\"\r\n"
+);
+
+long existing();
+long create();
+bool identify(long deviceId);
+bool measurement(long deviceId, double rssi, int ber);
+
+MbedSmartRest client("http://developer.cumulocity.com/s", "vaillant/admin", "klanpi", "com_u-blox_C027_REV-A_0.3");
+//MbedSmartRest client("http://nocore.info:8888/", "vaillant/admin", "klanpi", "com_cumulocity_MbedTestDevice_2.0");
+
+int program(void)
+{
+    long deviceId; double rssi; int ber;
+    
+    puts("Hello!");
+
+    puts("Bootstrapping");
+    if (client.bootstrap(srtpl) != SMARTREST_SUCCESS) {
+        puts("Bootstrapping failed.");
+        return 2;
+    }
+    
+    puts("Starting action...");
+    
+    if ((deviceId = existing()) == 0) {
+        deviceId = create();
+        if (deviceId != 0)
+            identify(deviceId);
+    }
+
+    printf("Device ID: %ld\r\n", deviceId);
+    
+    if (deviceId != 0) {
+        rssi = -50;
+        ber = 50;
+        
+        while (true) {
+            printf("[MEASUREMENT] RSSI: %lf, BER: %d %%\n", rssi, ber);
+            measurement(deviceId, rssi, ber);
+            wait(60000);
+        }
+    }
+
+    return 0;
+}
+
+long existing()
+{
+    ComposedRecord newMoRec(true); // set copy=true b/c tmp objects
+    ParsedRecord received;
+
+    puts("Checking for device existance...");
+
+    newMoRec.add(IntegerValue(100)).add(CharValue(serialNumber));
+
+    if (client.send(newMoRec) != SMARTREST_SUCCESS) {
+        puts("Send failed.");
+        return 0;
+    }
+
+    if (client.receive(received) != SMARTREST_SUCCESS) {
+        puts("No device found.");
+        return 0;
+    }
+
+    if (received.values() == 0) {
+        puts("Received no values.");
+        return 0;
+    }
+    if (received.value(0).integerValue() == 50) {
+        client.stop();
+        return 0;
+    }
+    
+    if (received.value(0).integerValue() != 200) {
+        puts("Bad response.");
+        return 0;
+    }
+
+    client.stop();
+    return received.value(2).integerValue();
+}
+
+long create()
+{
+    ComposedRecord newMoRec(true); // set copy=true b/c tmp objects
+    ParsedRecord received;
+
+    puts("Creating device...");
+
+    newMoRec.add(IntegerValue(101)).add(CharValue(serialNumber));
+
+    if (client.send(newMoRec) != SMARTREST_SUCCESS) {
+        puts("Send failed.");
+        return 0;
+    }
+
+    if (client.receive(received) != SMARTREST_SUCCESS) {
+        puts("No device found.");
+        return 0;
+    }
+
+    if (received.values() != 3) {
+        puts("Bad received data.");
+        return 0;
+    }
+    
+    if (received.value(0).integerValue() != 201) {
+        puts("Bad received data.");
+        return 0;
+    }
+
+    client.stop();
+    return received.value(2).integerValue();
+}
+
+bool identify(long deviceId)
+{
+    ComposedRecord newMoRec(true); // set copy=true b/c tmp objects
+    ParsedRecord received;
+
+    puts("Adding global identifier...");
+
+    newMoRec.add(IntegerValue(102)).add(IntegerValue(deviceId)).add(CharValue(serialNumber));
+
+    if (client.send(newMoRec) != SMARTREST_SUCCESS) {
+        puts("Sending failed.");
+        return false;
+    }
+
+    if (client.receive(received) != SMARTREST_SUCCESS) {
+        puts("Failed.");
+        return false;
+    }
+
+    if (received.values() != 3) {
+        puts("Received bad data.");
+        return false;
+    }
+    
+    if (received.value(0).integerValue() != 200) {
+        puts("Received bad data.");
+        return false;
+    }
+
+    client.stop();
+    return true;
+}
+
+bool measurement(long deviceId, double rssi, int ber)
+{
+    ComposedRecord newMoRec(true); // set copy=true b/c tmp objects
+    
+    puts("Creating measurement...");
+
+    newMoRec.add(IntegerValue(103)).add(IntegerValue(deviceId)).add(FloatValue(rssi, 0)).add(IntegerValue(ber));
+
+    if (client.send(newMoRec) != SMARTREST_SUCCESS) {
+        puts("Send failed.");
+        return false;
+    }
+
+    client.stop();
+    return true;
+}
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