def create_devices():
iot_hub = IoTHub(os.environ['IOT_HUB_NAME'],
os.environ['IOT_HUB_OWNER_KEY'])
iot_device_count = 10
devices = []
for i in range(iot_device_count):
device_id = 'MACHINE-{0:03d}'.format(i)
device = iot_hub.create_device(device_id)
devices.append(device)
rotor_imbalance_device_id = devices[-1].deviceId
low_pressure_device_id = devices[-2].deviceId
def failure_onset(device_id):
if device_id == rotor_imbalance_device_id:
return 'F01'
if device_id == low_pressure_device_id:
return 'F02'
return None
for device in devices:
twin_properties = {
'tags': {
'simulated': True,
'simulator': 'devices.engines.Engine'
},
'properties': {
'desired': {
'speed': random.randint(600, 1500),
'mode': 'auto',
'failureOnset': failure_onset(device.deviceId)
}
}
}
iot_hub.update_twin(device.deviceId, json.dumps(twin_properties))
return redirect(url_for('telemetry'))
# print('Cadence: {0}'.format(time_elapsed))
time.sleep(max(1 - time_elapsed, 0))
if __name__ == '__main__':
iot_hub = IoTHub(IOT_HUB_NAME, IOT_HUB_OWNER_KEY)
iot_device_count = 10
devices = iot_hub.get_device_list()
if len(devices) == 0:
devices = []
for i in range(iot_device_count):
device_id = 'MACHINE-{0:03d}'.format(i)
device = iot_hub.create_device(device_id)
devices.append(device)
healthy_spectral_profile = {
'W': [1, 2, 3, 4, 5, 12, 15],
'A': [5, 8, 2 / 3, 9, 8, 13, 5]
}
rotor_imbalance_speactral_profile = {
'W': [1 / 2, 1, 2, 3, 5, 7, 12, 18],
'A': [1, 5, 80, 2 / 3, 8, 2, 14, 50]
}
rotor_imbalance_device_id = devices[-1].deviceId
low_pressure_device_id = devices[-2].deviceId