def test_read_mqtt_multi_device_abstract(self, fix_registered):
"Test add/remove devices dynamically and read their data."
import time
from relayr import Client
from relayr.resources import Device
from relayr.dataconnection import MqttStream
fixture = fix_registered.testset1
c = Client(token=fixture['token'])
# create channel with one device (microphone)
mic = Device(id=fixture['deviceID'], client=c)
stream = MqttStream(self.receive, [mic])
stream.start()
time.sleep(5)
# add one device (temperature/humidity)
temphum = Device(id=fixture['deviceID2'], client=c)
stream.add_device(temphum)
time.sleep(5)
# remove one device (microphone)
stream.remove_device(mic)
time.sleep(5)
stream.stop()
def test_send_command_device(self, fix_registered):
"Test send a command to a device."
from relayr import Client
from relayr.resources import Device
token = fix_registered.testset1['token']
c = Client(token=token)
deviceID = fix_registered.testset1['deviceID']
dev = Device(id=deviceID, client=c)
dev.get_info()
dev.switch_led_on(True)
def test_add_list_remove_device_group_device(self, fix_registered):
"Test add, list, update and remove device to/from device group."
from relayr import Client
from relayr.exceptions import RelayrApiException
from relayr.resources import Group, Device
token = fix_registered.testset1['token']
c = Client(token=token)
# create test group
group_name = 'TestGroup'
g = Group(client=c).create(name=group_name)
g.get_info()
assert g.name == group_name
assert len(g.devices) == 0
# add two WunderBar devices
d1_id = fix_registered.testset1['deviceID']
d1 = Device(d1_id)
g.add_device(d1)
d2_id = fix_registered.testset1['deviceID2']
d2 = Device(d2_id)
g.add_device(d2)
# get test group, again
g = Group(id=g.id, client=c).get_info()
devices = g.devices
assert len(devices) == 2
assert devices[0].id == d1_id
assert devices[1].id == d2_id
# update last device's position in group to be first
g.update_device(devices[1], 0)
# get test group, again
g = Group(id=g.id, client=c).get_info()
devices = g.devices
assert len(devices) == 2
assert devices[0].id == d2_id
assert devices[1].id == d1_id
# remove first device in group
g.remove_device(devices[0])
# get test group, again
g = Group(id=g.id, client=c).get_info()
devices = g.devices
assert len(devices) == 1
assert devices[0].id == d1_id
# delete test group
g.delete()
def test_read_mqtt_single_device(self, fix_registered):
"Test connect to a single device via MQTT and read data."
import time
from relayr import Client
from relayr.resources import Device
import paho.mqtt.client as mqtt
token = fix_registered.testset1['token']
c = Client(token=token)
deviceId = fix_registered.testset1['deviceID']
d = Device(id=deviceId, client=c)
creds = c.api.post_channel(d.id, 'mqtt')
print('full channel creds:', creds)
creds = creds['credentials']
self.topics = [creds['topic'].encode('utf-8')]
client = mqtt.Client(client_id=creds['clientId'])
client.on_connect = self.on_connect
client.on_message = self.on_message
client.on_subscribe = self.on_subscribe
client.username_pw_set(creds['user'], creds['password'])
null_file = '/dev/null' if platform.system() != 'Windows' else 'nul'
client.tls_set(ca_certs=null_file, cert_reqs=ssl.CERT_NONE)
client.tls_insecure_set(True)
client.connect('mqtt.relayr.io', port=8883, keepalive=60)
try:
client.loop_forever()
except KeyboardInterrupt:
print('')
def get_public_devices(self, meaning=''):
"""
Returns a generator for all devices on the relayr platform.
A generator is returned since the called API method always
returns the entire results list and not a paginated one.
:arg meaning: The *meaning* (type) of the desired devices.
:type meaning: string
:rtype: A generator for :py:class:`relayr.resources.Device` objects.
"""
for dev in self.api.get_public_devices(meaning=meaning):
d = Device(dev['id'], client=self)
d.get_info()
yield d
def test_access_device(self, fix_registered):
"Test access a public device."
from relayr import Client
from relayr.resources import Device
token = fix_registered.testset1['token']
deviceID = fix_registered.testset1['deviceID']
c = Client(token=token)
dev = Device(id=deviceID)
def get_device(self, id):
"""
Returns the device with the specified ID.
:arg id: the unique ID for the desired device.
:type id: string
:rtype: A :py:class:`relayr.resources.Device` object.
"""
return Device(id=id, client=self)
def connect():
"Connect to a device and read data until interrupted by CTRL+C."
DSN = 'DSN=' + ODBC_DSN
if ODBC_USER:
DSN += ';UID=' + ODBC_USER
if ODBC_PASSWORD:
DSN += ';PWD=' + ODBC_PASSWORD
# Connect to dtabase.
cnxn = pyodbc.connect(DSN)
cursor = cnxn.cursor()
print("Connected to database")
try:
# Check if database table already exists.
cursor.execute("SELECT id, time, sensor, value FROM wunderdata")
except: # catch all
cursor.execute("""
CREATE TABLE wunderdata (
id INT NOT NULL AUTO_INCREMENT,
device CHAR(40) NOT NULL,
sensor CHAR(20) NOT NULL,
time TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
value float NOT NULL,
PRIMARY KEY (id),
KEY data (device, sensor, time)
)""")
cursor.commit()
c = Client(token=ACCESS_TOKEN)
device = Device(id=SENSOR_ID, client=c).get_info()
callbacks = Callbacks(device, cursor)
print("Monitoring '%s' (%s) ..." % (device.name, device.id))
try:
# Loop until interrupted by keyboard.
while True:
stream = MqttStream(callbacks.sensor, [device], transport='mqtt')
stream.start()
time.sleep(10)
stream.stop()
except KeyboardInterrupt:
print('')
stream.stop()
print("Stopped")
# Close database connection.
cnxn.close()
def connect():
"Connect to a device and read data for some time."
c = Client(token=ACCESS_TOKEN)
mic = Device(id=MICROPHONE_ID, client=c).get_info()
callbacks = Callbacks(mic)
print("Monitoring '%s' (%s) for 60 seconds..." % (mic.name, mic.id))
stream = MqttStream(callbacks.microphone, [mic], transport='mqtt')
stream.start()
try:
time.sleep(60)
except KeyboardInterrupt:
print('')
stream.stop()
print("Stopped")
def test_send_command_device(self, fix_registered):
"Test send a command to a device."
from relayr import Client
from relayr.resources import Device
token = fix_registered.testset1['token']
c = Client(token=token)
deviceID = fix_registered.testset1['deviceID']
dev = Device(id=deviceID, client=c)
dev.get_info()
dev.switch_led_on(True)
def test_public_device_credentials(self, fix_registered):
"Test get credentials for subscribing to a public device."
from relayr import Client
from relayr.resources import Device
token = fix_registered.testset1['token']
c = Client(token=token)
deviceID = fix_registered.testset1['deviceID']
dev = Device(id=deviceID, client=c)
dev.get_info()
made_public = False
if not dev.public:
dev.update(public=True)
made_public = True
creds = c.api.post_devices_public_subscription(deviceID)
if made_public:
dev.update(public=False)
for key in 'authKey subscribeKey cipherKey channel'.split():
assert key in creds
def test_read_pubnub_device_10s(self, fix_registered):
"Test connect to a device via PubNub and read data for some time."
import time
from relayr import Client
from relayr.resources import Device
token = fix_registered.testset1['token']
deviceID = fix_registered.testset1['deviceID']
self.received_data = []
c = Client(token=token)
dev = Device(id=deviceID, client=c).get_info()
usr = c.get_user()
app = c.get_app()
conn = usr.connect_device(app, dev, self.receive)
conn.start()
time.sleep(10)
conn.stop()
assert len(self.received_data) > 0
for item in self.received_data:
assert 'ts' in item
def test_public_device_credentials(self, fix_registered):
"Test get credentials for subscribing to a public device."
from relayr import Client
from relayr.resources import Device
token = fix_registered.testset1['token']
c = Client(token=token)
deviceID = fix_registered.testset1['deviceID']
dev = Device(id=deviceID, client=c)
dev.get_info()
made_public = False
if not dev.public:
dev.update(public=True)
made_public = True
creds = c.api.post_devices_public_subscription(deviceID)
if made_public:
dev.update(public=False)
for key in 'authKey subscribeKey cipherKey channel'.split():
assert key in creds
def test_read_mqtt_single_device_short(self, fix_registered):
"Test connect to a single device via MQTT and read data."
import time
from relayr import Client
from relayr.resources import Device
from relayr.dataconnection import MqttStream
token = fix_registered.testset1['token']
c = Client(token=token)
deviceId = fix_registered.testset1['deviceID']
dev = Device(id=deviceId, client=c)
received = []
def callback(topic, payload):
received.append((topic, payload))
conn = MqttStream(callback, [dev], transport='mqtt')
conn.start()
time.sleep(10)
conn.stop()
# dev.delete_channel(creds['channelId'])
assert len(received) > 0