def __init__(self,
entity_name="gabe",
wave_uri="localhost:410",
mosquitto_url="broker.cal-sdb.org",
mosquitto_pass="******",
mosquitto_user="******",
on_message=None):
# connect to WAVE agent
self.agent = wave3.WAVEStub(grpc.insecure_channel(wave_uri))
# set up entity and store keys
self.entity_name = entity_name
self.entity, newlycreated = self.createOrLoadEntity(entity_name)
self.entityPublicDER = self.entity.PublicDER
self.entitySecretDER = self.entity.SecretDER
self.perspective = wave3.Perspective(entitySecret=wave3.EntitySecret(
DER=self.entity.SecretDER))
# publish this so others can refer to it
if newlycreated:
self.agent.PublishEntity(
wave3.PublishEntityParams(DER=self.entity.PublicDER))
# create mqtt client
self.client = mqtt.Client(client_id=entity_name, clean_session=True)
self._connected = False
self._pending = []
self._call_on_message = on_message
self.client.on_connect = self.on_connect
self.client.on_message = self.on_message
self.client.username_pw_set(mosquitto_user, mosquitto_pass)
self.client.connect(mosquitto_url, 1883, 60)
self.client.loop_start()
def __init__(self, nickname):
self.nickname = nickname
channel = grpc.insecure_channel("localhost:410")
self.agent = wv.WAVEStub(channel)
self.ent, newlycreated = createOrLoadEntity(self.agent, "homeserver")
self.entityPublicDER = self.ent.PublicDER
self.entitySecretDER = self.ent.SecretDER
self.perspective = wv.Perspective(entitySecret=wv.EntitySecret(
DER=self.ent.SecretDER))
if newlycreated:
self.agent.PublishEntity(
wv.PublishEntityParams(DER=self.ent.PublicDER))
# instantiate and display widgets
self.light_widget = widgets.Light('light-1')
self.switch_widget = widgets.Switch('light-1')
self.thermostat_widget = widgets.Thermostat()
self.motion_sensor_widget = widgets.MotionSensor()
self.notificationbox = widgets.Notification()
self.lightbox = widgets.ipw.VBox(
[self.light_widget, self.switch_widget],
layout=widgets.ipw.Layout(align_items='center',
border='solid 2px'))
self.mybox = widgets.ipw.VBox([
widgets.ipw.HBox([
self.lightbox, self.motion_sensor_widget,
self.thermostat_widget
],
layout=widgets.ipw.Layout(width='100%')),
self.notificationbox,
])
display(self.mybox)
# TODO: have read/write topic?
self.tstat_entity, self.tstat_encrypt_proof, self.tstat_msg_proof = self._make_device_entity(
'thermostat')
self.light_entity, self.light_encrypt_proof, self.light_msg_proof = self._make_device_entity(
'light')
self.motion_entity, self.motion_encrypt_proof, self.motion_msg_proof = self._make_device_entity(
'motion')
self.light_widget.observe(self._publish_light_state, 'state')
self.thermostat_widget.observe(self._publish_tstat_state)
self.motion_sensor_widget.observe(self._publish_motion_sensor_state)
# hook up triggers to report?
self.client = mqtt.Client()
self.client.on_connect = self.on_connect
self.client.on_message = self.on_message
self.client.username_pw_set("risecamp2018", "risecamp2018")
self.client.connect("broker.cal-sdb.org", 1883, 60)
self.client.loop_start()
def Initialize(nickname):
"""
Set up the home server with the user's nickname,
and open a WAVE and MQTT client
"""
if nickname == "john-smith":
raise Exception("you must change your nickname to something unique")
global t_homeserver
t_homeserver = HomeServer(nickname)
global t_wave
t_wave = wv.WAVEStub(grpc.insecure_channel("localhost:410"))
mqttclient = MQTTWrapper()
return t_wave, t_homeserver, mqttclient
import grpc
import wave3 as wv
channel = grpc.insecure_channel("localhost:410")
agent = wv.WAVEStub(channel)
# rv = stub.ListLocations(eapi_pb2.ListLocationsParams())
# print(rv)
ent = agent.CreateEntity(wv.CreateEntityParams())
agent.PublishEntity(wv.PublishEntityParams(DER=ent.PublicDER))
ent2 = agent.CreateEntity(wv.CreateEntityParams())
agent.PublishEntity(wv.PublishEntityParams(DER=ent2.PublicDER))
perspective = wv.Perspective(entitySecret=wv.EntitySecret(DER=ent.SecretDER))
att = agent.CreateAttestation(
wv.CreateAttestationParams(
perspective=perspective,
subjectHash=ent2.hash,
publish=True,
policy=wv.Policy(
rTreePolicy=wv.RTreePolicy(namespace=ent.hash,
indirections=5,
statements=[
wv.RTreePolicyStatement(
permissionSet=ent.hash,
permissions=["foo"],
resource="foo/bar",
)
]))))
ent2perspective = wv.Perspective(entitySecret=wv.EntitySecret(