static void remote_monitoring_run(void)
{
if (platform_init() != 0)
{
printf("Failed to initialize the platform.\r\n");
}
else
{
if (serializer_init(NULL) != SERIALIZER_OK)
{
printf("Failed on serializer_init\r\n");
}
else
{
IOTHUB_CLIENT_CONFIG config;
IOTHUB_CLIENT_HANDLE iotHubClientHandle;
config.deviceSasToken = NULL;
config.deviceId = deviceId;
config.deviceKey = deviceKey;
config.iotHubName = hubName;
config.iotHubSuffix = hubSuffix;
#ifndef WINCE
config.protocol = AMQP_Protocol;
#else
config.protocol = HTTP_Protocol;
#endif
iotHubClientHandle = IoTHubClient_Create(&config);
if (iotHubClientHandle == NULL)
{
(void)printf("Failed on IoTHubClient_CreateFromConnectionString\r\n");
}
else
{
#ifdef MBED_BUILD_TIMESTAMP
// For mbed add the certificate information
if (IoTHubClient_SetOption(iotHubClientHandle, "TrustedCerts", certificates) != IOTHUB_CLIENT_OK)
{
printf("failure to set option \"TrustedCerts\"\r\n");
}
#endif // MBED_BUILD_TIMESTAMP
Thermostat* thermostat = CREATE_MODEL_INSTANCE(Contoso, Thermostat);
if (thermostat == NULL)
{
(void)printf("Failed on CREATE_MODEL_INSTANCE\r\n");
}
else
{
STRING_HANDLE commandsMetadata;
if (IoTHubClient_SetMessageCallback(iotHubClientHandle, IoTHubMessage, thermostat) != IOTHUB_CLIENT_OK)
{
printf("unable to IoTHubClient_SetMessageCallback\r\n");
}
else
{
/* send the device info upon startup so that the cloud app knows
what commands are available and the fact that the device is up */
thermostat->ObjectType = "DeviceInfo";
thermostat->IsSimulatedDevice = false;
thermostat->Version = "1.0";
thermostat->DeviceProperties.HubEnabledState = true;
thermostat->DeviceProperties.DeviceID = (char*)deviceId;
commandsMetadata = STRING_new();
if (commandsMetadata == NULL)
{
(void)printf("Failed on creating string for commands metadata\r\n");
}
else
{
/* Serialize the commands metadata as a JSON string before sending */
if (SchemaSerializer_SerializeCommandMetadata(GET_MODEL_HANDLE(Contoso, Thermostat), commandsMetadata) != SCHEMA_SERIALIZER_OK)
{
(void)printf("Failed serializing commands metadata\r\n");
}
else
{
unsigned char* buffer;
size_t bufferSize;
thermostat->Commands = (char*)STRING_c_str(commandsMetadata);
/* Here is the actual send of the Device Info */
if (SERIALIZE(&buffer, &bufferSize, thermostat->ObjectType, thermostat->Version, thermostat->IsSimulatedDevice, thermostat->DeviceProperties, thermostat->Commands) != IOT_AGENT_OK)
{
(void)printf("Failed serializing\r\n");
}
else
{
sendMessage(iotHubClientHandle, buffer, bufferSize);
}
}
STRING_delete(commandsMetadata);
}
thermostat->Temperature = 50;
thermostat->ExternalTemperature = 55;
thermostat->Humidity = 50;
thermostat->DeviceId = (char*)deviceId;
while (1)
{
unsigned char*buffer;
size_t bufferSize;
float tempC = -300.0;
float pressurePa = -300;
float humidityPct = -300;
int sensorResult = bme280_read_sensors(&tempC, &pressurePa, &humidityPct);
if (sensorResult == 1)
{
thermostat->Temperature = tempC;
thermostat->Humidity = humidityPct;
printf("Humidity = %.1f%% Temperature = %.1f*C \n",
humidityPct, tempC);
pinMode(Grn_led_pin, OUTPUT);
}
else
{
thermostat->Temperature = 404.0;
thermostat->Humidity = 404.0;
printf("Unable to read BME280 on pin %i\n", Spi_channel);
pinMode(Red_led_pin, OUTPUT);
}
(void)printf("Sending sensor value Temperature = %.1f*C, Humidity = %.1f%%\r\n", thermostat->Temperature, thermostat->Humidity);
if (SERIALIZE(&buffer, &bufferSize, thermostat->DeviceId, thermostat->Temperature, thermostat->Humidity, thermostat->ExternalTemperature) != IOT_AGENT_OK)
{
(void)printf("Failed sending sensor value\r\n");
}
else
{
sendMessage(iotHubClientHandle, buffer, bufferSize);
}
ThreadAPI_Sleep(1000);
}
}
close_lockfile(Lock_fd);
DESTROY_MODEL_INSTANCE(thermostat);
}
IoTHubClient_Destroy(iotHubClientHandle);
}
serializer_deinit();
}
platform_deinit();
}
}
void simplesample_amqp_run(void)
{
if (platform_init() != 0)
{
printf("Failed to initialize the platform.\r\n");
}
else
{
if (serializer_init(NULL) != SERIALIZER_OK)
{
(void)printf("Failed on serializer_init\r\n");
}
else
{
/* Setup IoTHub client configuration */
IOTHUB_CLIENT_HANDLE iotHubClientHandle = IoTHubClient_CreateFromConnectionString(connectionString, AMQP_Protocol);
srand((unsigned int)time(NULL));
int avgWindSpeed = 10;
// Turn on Log
bool trace = true;
(void)IoTHubClient_SetOption(iotHubClientHandle, "logtrace", &trace);
if (iotHubClientHandle == NULL)
{
(void)printf("Failed on IoTHubClient_Create\r\n");
}
else
{
#ifdef MBED_BUILD_TIMESTAMP
// For mbed add the certificate information
if (IoTHubClient_SetOption(iotHubClientHandle, "TrustedCerts", certificates) != IOTHUB_CLIENT_OK)
{
(void)printf("failure to set option \"TrustedCerts\"\r\n");
}
#endif // MBED_BUILD_TIMESTAMP
ContosoAnemometer* myWeather = CREATE_MODEL_INSTANCE(WeatherStation, ContosoAnemometer);
if (myWeather == NULL)
{
(void)printf("Failed on CREATE_MODEL_INSTANCE\r\n");
}
else
{
unsigned char* destination;
size_t destinationSize;
if (IoTHubClient_SetMessageCallback(iotHubClientHandle, IoTHubMessage, myWeather) != IOTHUB_CLIENT_OK)
{
printf("unable to IoTHubClient_SetMessageCallback\r\n");
}
else
{
myWeather->DeviceId = "myFirstDevice";
myWeather->WindSpeed = avgWindSpeed + (rand() % 4 + 2);
if (SERIALIZE(&destination, &destinationSize, myWeather->DeviceId, myWeather->WindSpeed) != CODEFIRST_OK)
{
(void)printf("Failed to serialize\r\n");
}
else
{
sendMessage(iotHubClientHandle, destination, destinationSize);
}
/* wait for commands */
(void)getchar();
}
DESTROY_MODEL_INSTANCE(myWeather);
}
IoTHubClient_Destroy(iotHubClientHandle);
}
serializer_deinit();
}
platform_deinit();
}
}
void remote_monitoring_run(void)
{
if (serializer_init(NULL) != SERIALIZER_OK)
{
printf("Failed on serializer_init\r\n");
}
else
{
IOTHUB_CLIENT_CONFIG config;
config.deviceId = deviceId;
config.deviceKey = deviceKey;
config.iotHubName = hubName;
config.iotHubSuffix = hubSuffix;
config.protocol = AMQP_Protocol;
IOTHUB_CLIENT_HANDLE iotHubClientHandle = IoTHubClient_Create(&config);
if (iotHubClientHandle == NULL)
{
(void)printf("Failed on IoTHubClient_CreateFromConnectionString\r\n");
}
else
{
unsigned int minimumPollingTime = 9; /*because it can poll "after 9 seconds" polls will happen effectively at ~10 seconds*/
if (IoTHubClient_SetOption(iotHubClientHandle, "MinimumPollingTime", &minimumPollingTime) != IOTHUB_CLIENT_OK)
{
printf("failure to set option \"MinimumPollingTime\"\r\n");
}
#ifdef MBED_BUILD_TIMESTAMP
// For mbed add the certificate information
if (IoTHubClient_SetOption(iotHubClientHandle, "TrustedCerts", certificates) != IOTHUB_CLIENT_OK)
{
printf("failure to set option \"TrustedCerts\"\r\n");
}
#endif // MBED_BUILD_TIMESTAMP
Thermostat* thermostat = CREATE_MODEL_INSTANCE(Contoso, Thermostat);
if (thermostat == NULL)
{
(void)printf("Failed on CREATE_MODEL_INSTANCE\r\n");
}
else
{
STRING_HANDLE commandsMetadata;
if (IoTHubClient_SetMessageCallback(iotHubClientHandle, IoTHubMessage, thermostat) != IOTHUB_CLIENT_OK)
{
printf("unable to IoTHubClient_SetMessageCallback\r\n");
}
else
{
/* send the device info upon startup so that the cloud app knows
what commands are available and the fact that the device is up */
thermostat->ObjectType = "DeviceInfo";
thermostat->IsSimulatedDevice = false;
thermostat->Version = "1.0";
thermostat->DeviceProperties.HubEnabledState = true;
thermostat->DeviceProperties.DeviceID = (char*)deviceId;
commandsMetadata = STRING_new();
if (commandsMetadata == NULL)
{
(void)printf("Failed on creating string for commands metadata\r\n");
}
else
{
/* Serialize the commands metadata as a JSON string before sending */
if (SchemaSerializer_SerializeCommandMetadata(GET_MODEL_HANDLE(Contoso, Thermostat), commandsMetadata) != SCHEMA_SERIALIZER_OK)
{
(void)printf("Failed serializing commands metadata\r\n");
}
else
{
unsigned char* buffer;
size_t bufferSize;
thermostat->Commands = (char*)STRING_c_str(commandsMetadata);
/* Here is the actual send of the Device Info */
if (SERIALIZE(&buffer, &bufferSize, thermostat->ObjectType, thermostat->Version, thermostat->IsSimulatedDevice, thermostat->DeviceProperties, thermostat->Commands) != IOT_AGENT_OK)
{
(void)printf("Failed serializing\r\n");
}
else
{
sendMessage(iotHubClientHandle, buffer, bufferSize);
}
}
STRING_delete(commandsMetadata);
}
thermostat->Temperature = 50.0;
thermostat->Humidity = 50.0;
thermostat->DeviceId = (char*)deviceId;
while (1)
{
unsigned char*buffer;
size_t bufferSize;
(void)printf("Sending sensor value Temperature = %02f, Humidity = %02f\r\n", thermostat->Temperature, thermostat->Humidity);
if (SERIALIZE(&buffer, &bufferSize, thermostat->Temperature, thermostat->Humidity, thermostat->DeviceId) != IOT_AGENT_OK)
{
(void)printf("Failed sending sensor value\r\n");
}
else
{
sendMessage(iotHubClientHandle, buffer, bufferSize);
}
ThreadAPI_Sleep(1000);
}
}
DESTROY_MODEL_INSTANCE(thermostat);
}
IoTHubClient_Destroy(iotHubClientHandle);
}
serializer_deinit();
}
}
static void RecvMessage(IOTHUB_PROVISIONED_DEVICE* deviceToUse)
{
// arrange
IOTHUB_CLIENT_HANDLE iotHubClientHandle;
IOTHUB_SERVICE_CLIENT_AUTH_HANDLE iotHubServiceClientHandle;
IOTHUB_MESSAGING_CLIENT_HANDLE iotHubMessagingHandle;
IOTHUB_MESSAGING_RESULT iotHubMessagingResult;
IOTHUB_MESSAGE_RESULT iotHubMessageResult;
EXPECTED_RECEIVE_DATA* receiveUserContext;
IOTHUB_MESSAGE_HANDLE messageHandle;
// act
IoTHub_Init();
// Create Service Client
iotHubServiceClientHandle = IoTHubServiceClientAuth_CreateFromConnectionString(IoTHubAccount_GetIoTHubConnString(g_iothubAcctInfo1));
ASSERT_IS_NOT_NULL(iotHubServiceClientHandle, "Could not initialize IoTHubServiceClient to send C2D messages to the device");
iotHubMessagingHandle = IoTHubMessaging_Create(iotHubServiceClientHandle);
ASSERT_IS_NOT_NULL(iotHubMessagingHandle, "Could not initialize IoTHubMessaging to send C2D messages to the device");
iotHubMessagingResult = IoTHubMessaging_Open(iotHubMessagingHandle, openCompleteCallback, (void*)"Context string for open");
ASSERT_ARE_EQUAL(int, IOTHUB_MESSAGING_OK, iotHubMessagingResult);
// Create user context and message
receiveUserContext = ReceiveUserContext_Create();
ASSERT_IS_NOT_NULL(receiveUserContext, "Could not create receive user context");
messageHandle = IoTHubMessage_CreateFromString(MSG_CONTENT1);
ASSERT_IS_NOT_NULL(messageHandle, "Could not create IoTHubMessage to send C2D messages to the device");
iotHubMessageResult = IoTHubMessage_SetMessageId(messageHandle, MSG_ID1);
ASSERT_ARE_EQUAL(int, IOTHUB_MESSAGING_OK, iotHubMessageResult);
iotHubMessageResult = IoTHubMessage_SetCorrelationId(messageHandle, MSG_CORRELATION_ID1);
ASSERT_ARE_EQUAL(int, IOTHUB_MESSAGING_OK, iotHubMessageResult);
MAP_HANDLE mapHandle = IoTHubMessage_Properties(messageHandle);
for (size_t i = 0; i < MSG_PROP_COUNT; i++)
{
if (Map_AddOrUpdate(mapHandle, MSG_PROP_KEYS[i], MSG_PROP_VALS[i]) != MAP_OK)
{
(void)printf("ERROR: Map_AddOrUpdate failed for property %zu!\r\n", i);
}
}
iotHubMessagingResult = IoTHubMessaging_SendAsync(iotHubMessagingHandle, deviceToUse->deviceId, messageHandle, sendCompleteCallback, receiveUserContext);
ASSERT_ARE_EQUAL(int, IOTHUB_MESSAGING_OK, iotHubMessagingResult, "IoTHubMessaging_SendAsync failed, could not send C2D message to the device");
iotHubClientHandle = IoTHubClient_CreateFromConnectionString(deviceToUse->connectionString, HTTP_Protocol);
ASSERT_IS_NOT_NULL(iotHubClientHandle, "Failure creating Iothub Client");
if (deviceToUse->howToCreate == IOTHUB_ACCOUNT_AUTH_X509) {
IOTHUB_CLIENT_RESULT result;
result = IoTHubClient_SetOption(iotHubClientHandle, OPTION_X509_CERT, deviceToUse->certificate);
ASSERT_ARE_EQUAL(IOTHUB_CLIENT_RESULT, IOTHUB_CLIENT_OK, result, "Could not set the device x509 certificate");
result = IoTHubClient_SetOption(iotHubClientHandle, OPTION_X509_PRIVATE_KEY, deviceToUse->primaryAuthentication);
ASSERT_ARE_EQUAL(IOTHUB_CLIENT_RESULT, IOTHUB_CLIENT_OK, result, "Could not set the device x509 privateKey");
}
IOTHUB_CLIENT_RESULT result = IoTHubClient_SetMessageCallback(iotHubClientHandle, ReceiveMessageCallback, receiveUserContext);
ASSERT_ARE_EQUAL(IOTHUB_CLIENT_RESULT, IOTHUB_CLIENT_OK, result, "Failure setting message callback");
unsigned int minimumPollingTime = 1; /*because it should not wait*/
if (IoTHubClient_SetOption(iotHubClientHandle, OPTION_MIN_POLLING_TIME, &minimumPollingTime) != IOTHUB_CLIENT_OK)
{
printf("failure to set option \"MinimumPollingTime\"\r\n");
}
time_t beginOperation, nowTime;
beginOperation = time(NULL);
while (
(
(nowTime = time(NULL)),
(difftime(nowTime, beginOperation) < MAX_CLOUD_TRAVEL_TIME) //time box
)
)
{
if (Lock(receiveUserContext->lock) != LOCK_OK)
{
ASSERT_FAIL("unable ot lock");
}
else
{
if (receiveUserContext->wasFound)
{
(void)Unlock(receiveUserContext->lock);
break;
}
(void)Unlock(receiveUserContext->lock);
}
ThreadAPI_Sleep(100);
}
// assert
ASSERT_IS_TRUE(receiveUserContext->wasFound, "Failure retrieving message that was sent to IotHub."); // was found is written by the callback...
// cleanup
IoTHubMessage_Destroy(messageHandle);
IoTHubMessaging_Close(iotHubMessagingHandle);
IoTHubMessaging_Destroy(iotHubMessagingHandle);
IoTHubServiceClientAuth_Destroy(iotHubServiceClientHandle);
IoTHubClient_Destroy(iotHubClientHandle);
ReceiveUserContext_Destroy(receiveUserContext);
}
void iothub_client_sample_amqp_websockets_run(void)
{
IOTHUB_CLIENT_HANDLE iotHubClientHandle;
EVENT_INSTANCE messages[MESSAGE_COUNT];
srand((unsigned int)time(NULL));
double avgWindSpeed = 10.0;
callbackCounter = 0;
int receiveContext = 0;
(void)printf("Starting the IoTHub client sample AMQP over WebSockets...\r\n");
if (platform_init() != 0)
{
(void)printf("ERROR: failed initializing the platform.\r\n");
}
else if ((iotHubClientHandle = IoTHubClient_CreateFromConnectionString(connectionString, AMQP_Protocol_over_WebSocketsTls)) == NULL)
{
(void)printf("ERROR: iotHubClientHandle is NULL!\r\n");
platform_deinit();
}
else
{
#ifdef MBED_BUILD_TIMESTAMP
// For mbed add the certificate information
if (IoTHubClient_LL_SetOption(iotHubClientHandle, "TrustedCerts", certificates) != IOTHUB_CLIENT_OK)
{
printf("failure to set option \"TrustedCerts\"\r\n");
}
#endif // MBED_BUILD_TIMESTAMP
/* Setting Message call back, so we can receive Commands. */
if (IoTHubClient_SetMessageCallback(iotHubClientHandle, ReceiveMessageCallback, &receiveContext) != IOTHUB_CLIENT_OK)
{
(void)printf("ERROR: IoTHubClient_SetMessageCallback..........FAILED!\r\n");
}
else
{
(void)printf("IoTHubClient_SetMessageCallback...successful.\r\n");
/* Now that we are ready to receive commands, let's send some messages */
for (size_t i = 0; i < MESSAGE_COUNT; i++)
{
sprintf_s(msgText, sizeof(msgText), "{\"deviceId\":\"myFirstDevice\",\"windSpeed\":%.2f}", avgWindSpeed+(rand()%4+2) );
if ((messages[i].messageHandle = IoTHubMessage_CreateFromByteArray((const unsigned char*)msgText, strlen(msgText))) == NULL)
{
(void)printf("ERROR: iotHubMessageHandle is NULL!\r\n");
}
else
{
messages[i].messageTrackingId = i;
MAP_HANDLE propMap = IoTHubMessage_Properties(messages[i].messageHandle);
sprintf_s(propText, sizeof(propText), "PropMsg_%d", i);
if (Map_AddOrUpdate(propMap, "PropName", propText) != MAP_OK)
{
(void)printf("ERROR: Map_AddOrUpdate Failed!\r\n");
}
if (IoTHubClient_SendEventAsync(iotHubClientHandle, messages[i].messageHandle, SendConfirmationCallback, &messages[i]) != IOTHUB_CLIENT_OK)
{
(void)printf("ERROR: IoTHubClient_SendEventAsync..........FAILED!\r\n");
}
else
{
(void)printf("IoTHubClient_SendEventAsync accepted data for transmission to IoT Hub.\r\n");
}
}
}
/* Wait for Commands. */
(void)printf("Press any key to exit the application. \r\n");
(void)getchar();
}
IoTHubClient_Destroy(iotHubClientHandle);
platform_deinit();
}
}
static void SendEvent(IOTHUB_PROVISIONED_DEVICE* deviceToUse)
{
// arrange
IOTHUB_CLIENT_HANDLE iotHubClientHandle;
IOTHUB_MESSAGE_HANDLE msgHandle;
EXPECTED_SEND_DATA* sendData = EventData_Create();
ASSERT_IS_NOT_NULL(sendData, "Failure creating data to be sent");
// Send the Event
{
IOTHUB_CLIENT_RESULT result;
// Create the IoT Hub Data
iotHubClientHandle = IoTHubClient_CreateFromConnectionString(deviceToUse->connectionString, HTTP_Protocol);
ASSERT_IS_NOT_NULL(iotHubClientHandle, "Failure creating IothubClient handle");
msgHandle = IoTHubMessage_CreateFromByteArray((const unsigned char*)sendData->expectedString, strlen(sendData->expectedString));
ASSERT_IS_NOT_NULL(msgHandle, "Failure to create message handle");
if (deviceToUse->howToCreate == IOTHUB_ACCOUNT_AUTH_X509) {
result = IoTHubClient_SetOption(iotHubClientHandle, OPTION_X509_CERT, deviceToUse->certificate);
ASSERT_ARE_EQUAL(IOTHUB_CLIENT_RESULT, IOTHUB_CLIENT_OK, result, "Could not set the device x509 certificate");
result = IoTHubClient_SetOption(iotHubClientHandle, OPTION_X509_PRIVATE_KEY, deviceToUse->primaryAuthentication);
ASSERT_ARE_EQUAL(IOTHUB_CLIENT_RESULT, IOTHUB_CLIENT_OK, result, "Could not set the device x509 privateKey");
}
// act
result = IoTHubClient_SendEventAsync(iotHubClientHandle, msgHandle, ReceiveConfirmationCallback, sendData);
ASSERT_ARE_EQUAL(IOTHUB_CLIENT_RESULT, IOTHUB_CLIENT_OK, result, "Failure calling IoTHubClient_SendEventAsync");
}
time_t beginOperation, nowTime;
beginOperation = time(NULL);
while (
(nowTime = time(NULL)),
(difftime(nowTime, beginOperation) < MAX_CLOUD_TRAVEL_TIME) // time box
)
{
if (Lock(sendData->lock) != LOCK_OK)
{
ASSERT_FAIL("unable to lock");
}
else
{
if (sendData->dataWasRecv)
{
Unlock(sendData->lock);
break;
}
Unlock(sendData->lock);
}
ThreadAPI_Sleep(100);
}
if (Lock(sendData->lock) != LOCK_OK)
{
ASSERT_FAIL("unable to lock");
}
else
{
ASSERT_IS_TRUE(sendData->dataWasRecv, "Failure sending data to IotHub"); // was found is written by the callback...
(void)Unlock(sendData->lock);
}
{
IOTHUB_TEST_HANDLE iotHubTestHandle = IoTHubTest_Initialize(IoTHubAccount_GetEventHubConnectionString(g_iothubAcctInfo1), IoTHubAccount_GetIoTHubConnString(g_iothubAcctInfo1), deviceToUse->deviceId, IoTHubAccount_GetEventhubListenName(g_iothubAcctInfo1), IoTHubAccount_GetEventhubAccessKey(g_iothubAcctInfo1), IoTHubAccount_GetSharedAccessSignature(g_iothubAcctInfo1), IoTHubAccount_GetEventhubConsumerGroup(g_iothubAcctInfo1));
ASSERT_IS_NOT_NULL(iotHubTestHandle);
IOTHUB_TEST_CLIENT_RESULT result = IoTHubTest_ListenForEventForMaxDrainTime(iotHubTestHandle, IoTHubCallback, IoTHubAccount_GetIoTHubPartitionCount(g_iothubAcctInfo1), sendData);
ASSERT_ARE_EQUAL(IOTHUB_TEST_CLIENT_RESULT, IOTHUB_TEST_CLIENT_OK, result);
IoTHubTest_Deinit(iotHubTestHandle);
}
// assert
ASSERT_IS_TRUE(sendData->wasFound, "Failure receiving data from eventhub"); // was found is written by the callback...*/
// cleanup
IoTHubMessage_Destroy(msgHandle);
IoTHubClient_Destroy(iotHubClientHandle);
EventData_Destroy(sendData);
}
static int iothub_client_sample_mqtt_dm_run(const char *connectionString, bool traceOn)
{
LogInfo("Initialize Platform");
int retValue;
if (platform_init() != 0)
{
LogError("Failed to initialize the platform.");
retValue = -4;
}
else
{
if (serializer_init(NULL) != SERIALIZER_OK)
{
LogError("Failed in serializer_init.");
retValue = -5;
}
else
{
LogInfo("Instantiate the device.");
thingie_t *iot_device = CREATE_MODEL_INSTANCE(Contoso, thingie_t);
if (iot_device == NULL)
{
LogError("Failed on CREATE_MODEL_INSTANCE.");
retValue = -6;
}
else
{
LogInfo("Initialize From Connection String.");
IOTHUB_CLIENT_HANDLE iotHubClientHandle = IoTHubClient_CreateFromConnectionString(connectionString, MQTT_Protocol);
if (iotHubClientHandle == NULL)
{
LogError("iotHubClientHandle is NULL!");
retValue = -7;
}
else
{
LogInfo("Device successfully connected.");
if (IoTHubClient_SetOption(iotHubClientHandle, "logtrace", &traceOn) != IOTHUB_CLIENT_OK)
{
LogError("failed to set logtrace option");
}
PHYSICAL_DEVICE *physical_device = physical_device_new(iot_device);
if (physical_device == NULL)
{
LogError("failed to make an iot device callback structure");
retValue = -8;
}
else
{
if (IoTHubClient_SetDeviceMethodCallback(iotHubClientHandle, DeviceMethodCallback, physical_device) != IOTHUB_CLIENT_OK)
{
LogError("failed to associate a callback for device methods");
retValue = -9;
}
else
{
bool keepRunning = send_reported(physical_device, iotHubClientHandle);
if (!keepRunning)
{
LogError("Failed to send initia device reported");
retValue = -10;
}
else
{
FIRMWARE_UPDATE_STATUS oldStatus = get_physical_device_fwupdate_status(physical_device);
while (keepRunning)
{
FIRMWARE_UPDATE_STATUS newStatus = get_physical_device_fwupdate_status(physical_device);
/* send reported only if the status changes */
if (newStatus != oldStatus)
{
oldStatus = newStatus;
keepRunning = send_reported(physical_device, iotHubClientHandle);
}
ThreadAPI_Sleep(1000);
}
retValue = 0;
}
}
physical_device_delete(physical_device);
}
IoTHubClient_Destroy(iotHubClientHandle);
}
DESTROY_MODEL_INSTANCE(iot_device);
}
serializer_deinit();
}
platform_deinit();
}
return retValue;
}
void device_twin_simple_sample_run(void)
{
/*prepare the platform*/
if (platform_init() != 0)
{
printf("Failed to initialize the platform.\n");
}
else
{
if (SERIALIZER_REGISTER_NAMESPACE(Contoso) == NULL)
{
LogError("unable to SERIALIZER_REGISTER_NAMESPACE");
}
else
{
/*create an IoTHub client*/
IOTHUB_CLIENT_HANDLE iotHubClientHandle = IoTHubClient_CreateFromConnectionString(connectionString, MQTT_Protocol); // Change to AMQP_Procotol if desired.
if (iotHubClientHandle == NULL)
{
printf("Failure creating IoTHubClient handle");
}
else
{
// Turn on Log
bool trace = true;
(void)IoTHubClient_SetOption(iotHubClientHandle, "logtrace", &trace);
Car* car = IoTHubDeviceTwin_CreateCar(iotHubClientHandle);
if (car == NULL)
{
printf("Failure in IoTHubDeviceTwin_CreateCar");
}
else
{
/*setting values for reported properties*/
car->lastOilChangeDate = "2016";
car->maker.makerName = "Fabrikam";
car->maker.style = "sedan";
car->maker.year = 2014;
car->state.reported_maxSpeed = 100;
car->state.softwareVersion = 1;
car->state.vanityPlate = "1I1";
// IoTHubDeviceTwin_SendReportedStateCar sends the reported status back to IoT Hub
// to the associated device twin.
//
// IoTHubDeviceTwin_SendReportedStateCar is an auto-generated function, created
// via the macro DECLARE_DEVICETWIN_MODEL(Car,...). It resolves to the underlying function
// IoTHubDeviceTwin_SendReportedState_Impl().
if (IoTHubDeviceTwin_SendReportedStateCar(car, deviceTwinReportStateCallback, NULL) != IOTHUB_CLIENT_OK)
{
(void)printf("Failed sending serialized reported state\n");
}
else
{
printf("Reported state will be send to IoTHub\n");
// Comment out the following three lines if you want to enable callback(s) for updates of the existing model (example: onDesiredMaxSpeed)
if (IoTHubClient_SetDeviceTwinCallback(iotHubClientHandle, deviceTwinGetStateCallback, NULL) != IOTHUB_CLIENT_OK)
{
(void)printf("Failed subscribing for device twin properties\n");
}
}
printf("press ENTER to end the sample\n");
(void)getchar();
}
IoTHubDeviceTwin_DestroyCar(car);
}
IoTHubClient_Destroy(iotHubClientHandle);
}
}
platform_deinit();
}
void iothub_client_sample_http_run(void)
{
TRANSPORT_HANDLE httpTransport;
IOTHUB_CLIENT_HANDLE iothubClient1;
IOTHUB_CLIENT_HANDLE iothubClient2;
EVENT_INSTANCE messages1[MESSAGE_COUNT];
EVENT_INSTANCE messages2[MESSAGE_COUNT];
double avgWindSpeed = 10.0;
double minTemperature = 20.0;
double minHumidity = 60.0;
double temperature = 0;
double humidity = 0;
int receiveContext1 = 0;
int receiveContext2 = 0;
srand((unsigned int)time(NULL));
callbackCounter = 0;
if (platform_init() != 0)
{
printf("Failed to initialize the platform.\r\n");
}
else
{
(void)printf("Starting the IoTHub client sample HTTP with Shared connection...\r\n");
if ((httpTransport = IoTHubTransport_Create(HTTP_Protocol, hubName, hubSuffix)) == NULL)
{
(void)printf("ERROR: httpTransport is NULL\r\n");
}
else
{
IOTHUB_CLIENT_CONFIG config1;
config1.deviceId = deviceId1;
config1.deviceKey = deviceKey1;
config1.protocol = HTTP_Protocol;
config1.iotHubName = NULL;
config1.iotHubSuffix = NULL;
config1.deviceSasToken = NULL;
if ((iothubClient1 = IoTHubClient_CreateWithTransport(httpTransport, &config1)) == NULL)
{
(void)printf("ERROR: 1st device handle is NULL\r\n");
}
else
{
IOTHUB_CLIENT_CONFIG config2;
config2.deviceId = deviceId2;
config2.deviceKey = deviceKey2;
config2.protocol = HTTP_Protocol;
config2.iotHubName = NULL;
config2.iotHubSuffix = NULL;
config2.deviceSasToken = NULL;
if ((iothubClient2 = IoTHubClient_CreateWithTransport(httpTransport, &config2)) == NULL)
{
(void)printf("ERROR: 2nd device handle is NULL\r\n");
}
else
{
unsigned int timeout = 241000;
// Because it can poll "after 9 seconds" polls will happen effectively // at ~10 seconds.
// Note that for scalabilty, the default value of minimumPollingTime
// is 25 minutes. For more information, see:
// https://azure.microsoft.com/documentation/articles/iot-hub-devguide/#messaging
unsigned int minimumPollingTime = 9;
iothub_client_sample_http_setoptions(iothubClient1, timeout, minimumPollingTime);
iothub_client_sample_http_setoptions(iothubClient2, timeout, minimumPollingTime);
// Setting message callbacks so we can receive commands
if (IoTHubClient_SetMessageCallback(iothubClient1, ReceiveMessageCallback, &receiveContext1) != IOTHUB_CLIENT_OK)
{
(void)printf("ERROR: IoTHubClient_LL_SetMessageCallback 1st device..........FAILED!\r\n");
}
else
{
if (IoTHubClient_SetMessageCallback(iothubClient2, ReceiveMessageCallback, &receiveContext2) != IOTHUB_CLIENT_OK)
{
(void)printf("ERROR: IoTHubClient_LL_SetMessageCallback 2nd device..........FAILED!\r\n");
}
else
{
// Now that we are ready to receive commands, let's send some messages
int i;
(void)printf("IoTHubClient_LL_SetMessageCallback...successful.\r\n");
for (i = 0; i < MESSAGE_COUNT; i++)
{
temperature = minTemperature + (rand() % 10);
humidity = minHumidity + (rand() % 20);
sprintf_s(msgText, sizeof(msgText), "{\"deviceId\": \"%s\",\"windSpeed\":%.2f,\"temperature\":%.2f,\"humidity\":%.2f}", deviceId1, avgWindSpeed + (rand() % 4 + 2), temperature, humidity);
iothub_client_sample_http_send_one_msg(iothubClient1, &messages1[i], i);
temperature = minTemperature + (rand() % 10);
humidity = minHumidity + (rand() % 20);
sprintf_s(msgText, sizeof(msgText), "{\"deviceId\": \"%s\",\"windSpeed\":%.2f,\"temperature\":%.2f,\"humidity\":%.2f}", deviceId2, avgWindSpeed + (rand() % 4 + 2), temperature, humidity);
iothub_client_sample_http_send_one_msg(iothubClient2, &messages2[i], i);
}
// Wait for any incoming messages
(void)printf("Press any key to exit the application. \r\n");
(void)getchar();
}
}
IoTHubClient_Destroy(iothubClient2);
}
IoTHubClient_Destroy(iothubClient1);
}
IoTHubTransport_Destroy(httpTransport);
}
platform_deinit();
}
}
void simplesample_amqp_run(void)
{
if (platform_init() != 0)
{
printf("Failed to initialize the platform.\r\n");
exit(1);
}
if (serializer_init(NULL) != SERIALIZER_OK)
{
(void)printf("Failed on serializer_init\r\n");
}
else
{
/* Setup IoTHub client configuration */
IOTHUB_CLIENT_HANDLE iotHubClientHandle = IoTHubClient_CreateFromConnectionString(connectionString, AMQP_Protocol);
srand((unsigned int)time(NULL));
int avgMTemperature = 10;
if (iotHubClientHandle == NULL)
{
(void)printf("Failed on IoTHubClient_Create\r\n");
}
else
{
#ifdef MBED_BUILD_TIMESTAMP
// For mbed add the certificate information
if (IoTHubClient_SetOption(iotHubClientHandle, "TrustedCerts", certificates) != IOTHUB_CLIENT_OK)
{
(void)printf("failure to set option \"TrustedCerts\"\r\n");
}
#endif // MBED_BUILD_TIMESTAMP
ContosoAnemometer* myWeather = CREATE_MODEL_INSTANCE(WeatherStation, ContosoAnemometer);
if (myWeather == NULL)
{
(void)printf("Failed on CREATE_MODEL_INSTANCE\r\n");
}
else
{
unsigned char* destination;
size_t destinationSize;
if (IoTHubClient_SetMessageCallback(iotHubClientHandle, IoTHubMessage, myWeather) != IOTHUB_CLIENT_OK)
{
printf("unable to IoTHubClient_SetMessageCallback\r\n");
}
else
{
int Lock_fd__i = open_lockfile(LOCKFILE);
if (setuid(getuid()) < 0)
{
perror("Dropping privileges failed. (did you use sudo?)\n");
exit(EXIT_FAILURE);
}
int Result__i = wiringPiSetup();
if (Result__i != 0) exit(Result__i);
int Spi_fd__i = wiringPiSPISetup(Spi_channel__i, Spi_clock__i);
if (Spi_fd__i < 0)
{
printf("Can't setup SPI, error %i calling wiringPiSPISetup(%i, %i) %s\n",
Spi_fd__i, Spi_channel__i, Spi_clock__i, strerror(Spi_fd__i));
exit(Spi_fd__i);
}
int Init_result__i = bme280_init(Spi_channel__i);
if (Init_result__i != 1)
{
printf("It appears that no BMP280 module on Chip Enable %i is attached. Aborting.\n", Spi_channel__i);
exit(1);
}
pinMode(Red_led_pin__i, OUTPUT);
pinMode(Grn_led_pin__i, OUTPUT);
////////////////
// Read the Temp & Pressure module.
float Temp_C__f = -300.0;
float Pressure_Pa__f = -300;
float Humidity_pct__f = -300;
Result__i = bme280_read_sensors(&Temp_C__f, &Pressure_Pa__f,
&Humidity_pct__f);
if (Result__i == 1)
{
printf("Temperature = %.1f *C Pressure = %.1f Pa Humidity = %1f %%\n",
Temp_C__f, Pressure_Pa__f, Humidity_pct__f);
}
else
{
printf("Unable to read BME280 on pin %i\n", Spi_channel__i);
}
char buff[11];
int timeNow = 0;
int c;
while (1)
{
timeNow = (int)time(NULL);
sprintf(buff, "%d", timeNow);
myWeather->DeviceId = "raspy";
myWeather->EventTime = buff;
if (Result__i == 1)
{
myWeather->MTemperature = Temp_C__f;
printf("Humidity = %.1f%% Temperature = %.1f*C \n",
Humidity_pct__f, Temp_C__f);
}
else
{
myWeather->MTemperature = 404.0;
printf("Unable to read BME280 on pin %i\n", Spi_channel__i);
pinMode(Red_led_pin__i, OUTPUT);
}
if (SERIALIZE(&destination, &destinationSize, myWeather->DeviceId, myWeather->EventTime, myWeather->MTemperature) != IOT_AGENT_OK)
{
(void)printf("Failed to serialize\r\n");
}
else
{
sendMessage(iotHubClientHandle, destination, destinationSize);
}
delay(5000);
}
/* wait for commands */
// (void)getchar();
close_lockfile(Lock_fd__i);
}
DESTROY_MODEL_INSTANCE(myWeather);
}
IoTHubClient_Destroy(iotHubClientHandle);
}
serializer_deinit();
}
}