def retrieve_public_key():
device_id = request.form.get("device_id", None)
user = User.get_using_jwt_token(request.headers.get("Authorization", ""))
arg_check = check_missing_request_argument(
(device_id, DEVICE_ID_MISSING_ERROR_MSG))
if arg_check is not True:
return arg_check
if not User.can_use_device(user, device_id):
return http_json_response(False, 400,
**{"error": UNAUTHORIZED_USER_ERROR_MSG})
user_device = db.session.query(UserDevice) \
.filter(and_(UserDevice.device_id == device_id,
UserDevice.user_id == user.id)).first()
public_key = user_device.device_public_session_key
if public_key:
user_device.device_public_session_key = None
user_device.added = None
db.session.add(user_device)
db.session.commit()
return http_json_response(**{'device_public_key': public_key})
return http_json_response(False, 400, **{"error": NO_PUBLIC_KEY_ERROR_MSG})
def trigger_action():
device_name_bi = request.args.get("device_name_bi", None)
name_bi = request.args.get("name_bi", None)
additional_data = request.args.get("additional_data", None)
user = User.get_using_jwt_token(request.headers.get("Authorization", ""))
arg_check = check_missing_request_argument(
(device_name_bi, DEVICE_NAME_BI_MISSING_ERROR_MSG),
(additional_data, ADDITIONAL_DATA_MISSING_ERROR_MSG),
(name_bi, ACTION_NAME_BI_MISSING_ERROR_MSG))
if arg_check is not True:
return arg_check
dv = Device.get_by_name_bi(device_name_bi)
if dv is None or not User.can_use_device(user, dv.id):
return http_json_response(False, 400,
**{"error": UNAUTHORIZED_USER_ERROR_MSG})
topic = format_topic(user.mqtt_creds.username, dv.mqtt_creds.username)
ac = Device.get_action_by_bi(dv.id, name_bi)
if ac is None:
return http_json_response(False, 400,
**{"error": ACTION_BI_INVALID_ERROR_MSG})
payload = create_payload(user.mqtt_creds.username, {
"action": ac.name.decode("utf-8"),
"additional_data": additional_data
})
client.publish(topic, payload)
return http_json_response()
def get_device_data():
device_name_bi = request.args.get("device_name_bi", None)
user = User.get_using_jwt_token(request.headers.get("Authorization", ""))
arg_check = check_missing_request_argument(
(device_name_bi, DEVICE_NAME_BI_MISSING_ERROR_MSG))
if arg_check is not True:
return arg_check
device = Device.get_by_name_bi(device_name_bi)
if device is None:
return http_json_response(
False, 400, **{"error": DEVICE_NAME_BI_INVALID_ERROR_MSG})
if not User.can_use_device(user, device.id):
return http_json_response(False, 400,
**{"error": UNAUTHORIZED_USER_ERROR_MSG})
result = []
for row in device.data:
r = row.as_dict()
for k, v in r.items():
if isinstance(v, bytes):
r[k] = v.decode()
result.append(r)
return http_json_response(**{'device_data': result})
def set_device_action():
device_id = request.form.get("device_id", None)
correctness_hash = request.form.get("correctness_hash", None)
name = request.form.get("name", None)
name_bi = request.form.get("name_bi", None)
user = User.get_using_jwt_token(request.headers.get("Authorization", ""))
arg_check = check_missing_request_argument(
(device_id, DEVICE_ID_MISSING_ERROR_MSG),
(correctness_hash, CORRECTNESS_HASH_MISSING_ERROR_MSG),
(name, ACTION_NAME_MISSING_ERROR_MSG),
(name_bi, ACTION_NAME_BI_MISSING_ERROR_MSG))
if arg_check is not True:
return arg_check
if not user.is_registered_with_broker:
return http_json_response(
False, 400, **{"error": NOT_REGISTERED_WITH_BROKER_ERROR_MSG})
if not User.can_use_device(user, device_id):
return http_json_response(False, 400,
**{"error": UNAUTHORIZED_USER_ERROR_MSG})
dv = Device.get_by_id(device_id)
with db.session.no_autoflush:
dv.add_action(name.encode(), name_bi, correctness_hash)
db.session.add(dv)
db.session.commit()
return http_json_response()
def add_scene_action():
scene_name_bi = request.form.get("scene_name_bi", None)
action_name_bi = request.form.get("action_name_bi", None)
user = User.get_using_jwt_token(request.headers.get("Authorization", ""))
arg_check = check_missing_request_argument(
(scene_name_bi, SCENE_NAME_BI_MISSING_ERROR_MSG),
(action_name_bi, ACTION_NAME_BI_MISSING_ERROR_MSG))
if arg_check is not True:
return arg_check
sc = Scene.get_by_name_bi(scene_name_bi)
ac = Action.get_by_name_bi(action_name_bi)
if sc is None or ac is None:
return http_json_response(
False, 400, **{"error": INVALID_SCENE_OR_ACTION_BI_ERROR_MSG})
if not User.can_use_device(user, ac.device_id):
return http_json_response(False, 400,
**{"error": UNAUTHORIZED_USER_ERROR_MSG})
if sc.owner is not None and sc.owner != user:
return http_json_response(
False, 400, **{"error": UNAUTHORIZED_USER_SCENE_ERROR_MSG})
if sc.already_present(ac):
return http_json_response(
False, 400, **{"error": ACTION_ALREADY_PRESENT_ERROR_MSG})
sc.actions.append(ac)
db.session.add(sc)
db.session.commit()
return http_json_response()
def test_can_use_device(app_and_ctx, access_token, access_token_two):
app, ctx = app_and_ctx
device_id = 23
with app.app_context():
user = User.get_by_id(1)
assert not User.can_use_device(user, "non a number")
assert not User.can_use_device(user, 45)
assert User.can_use_device(user, device_id)
user_2 = User.get_by_id(2)
assert not User.can_use_device(user_2, device_id)
ud = UserDevice()
dv = Device.get_by_id(device_id)
ud.device = dv
with db.session.no_autoflush:
ud.user = user_2
db.session.add(ud)
db.session.commit()
assert User.can_use_device(user_2, device_id)
ud = UserDevice.get_by_ids(device_id, user_2.id) # Clean-up
dv.users.remove(ud)
db.session.add(dv)
db.session.commit()
assert not User.can_use_device(user_2, device_id)
def exchange_session_keys():
user_public_key_bytes = request.form.get("public_key", None)
device_id = request.form.get("device_id", None)
user = User.get_using_jwt_token(request.headers.get("Authorization", ""))
arg_check = check_missing_request_argument(
(user_public_key_bytes, PUBLIC_KEY_MISSING_ERROR_MSG),
(device_id, DEVICE_ID_MISSING_ERROR_MSG))
if arg_check is not True:
return arg_check
if not User.can_use_device(user, device_id):
return http_json_response(False, 400,
**{"error": UNAUTHORIZED_USER_ERROR_MSG})
payload_bytes = bytes(
Payload(user_public_key=user_public_key_bytes, user_id=user.id))
client.publish(f'server/d:{device_id}/',
f'"{payload_bytes.decode("utf-8")}"'.encode())
return http_json_response()
def authorize_user():
device_name_bi = request.form.get("device_name_bi", None)
auth_user_id = request.form.get("auth_user_id",
None) # ID of user to be authorized
user = User.get_using_jwt_token(request.headers.get("Authorization", ""))
auth_user = User.get_by_id(auth_user_id)
arg_check = check_missing_request_argument(
(device_name_bi, DEVICE_NAME_BI_MISSING_ERROR_MSG),
(auth_user_id, AUTH_USER_ID_MISSING_ERROR_MSG),
(None if auth_user is None or auth_user.id == user.id else auth_user,
AUTH_USER_ID_INVALID_ERROR_MSG))
if arg_check is not True:
return arg_check
device = Device.get_by_name_bi(device_name_bi)
if device is None or not User.can_use_device(user, device.id):
return http_json_response(False, 400,
**{"error": UNAUTHORIZED_USER_ERROR_MSG})
if not auth_user.is_registered_with_broker:
return http_json_response(
False, 400, **{"error": NOT_REGISTERED_WITH_BROKER_ERROR_MSG})
if next((ud for ud in device.users if ud.user_id == auth_user.id),
None) is not None:
return http_json_response(
False, 400, **{"error": AUTH_USER_ALREADY_AUTHORIZED_ERROR_MSG})
ud = UserDevice()
ud.device = device
ud.user = auth_user
db.session.add(ud)
auth_user.add_acls_for_device(device.id)
device.add_acls_for_user(auth_user_id)
db.session.add(auth_user)
db.session.add(device)
db.session.commit()
return http_json_response()
def revoke_user():
device_name_bi = request.form.get("device_name_bi", None)
revoke_user_id = request.form.get("revoke_user_id",
None) # ID of user to be revoked
user = User.get_using_jwt_token(request.headers.get("Authorization", ""))
user_to_revoke = User.get_by_id(revoke_user_id)
arg_check = check_missing_request_argument(
(device_name_bi, DEVICE_NAME_BI_MISSING_ERROR_MSG),
(revoke_user_id, REVOKE_USER_ID_MISSING_ERROR_MSG),
(None if user_to_revoke is None or user_to_revoke.id == user.id else
user_to_revoke, REVOKE_USER_ID_INVALID_ERROR_MSG))
if arg_check is not True:
return arg_check
device = Device.get_by_name_bi(device_name_bi)
if device is None or not User.can_use_device(user, device.id):
return http_json_response(False, 400,
**{"error": UNAUTHORIZED_USER_ERROR_MSG})
device = Device.get_by_id(device.id)
if next((ud for ud in device.users if ud.user_id == user_to_revoke.id),
None) is None:
return http_json_response(
False, 400, **{"error": REVOKE_USER_NOT_AUTHORIZED_ERROR_MSG})
ud_to_remove = UserDevice.get_by_ids(int(device.id), user_to_revoke.id)
device.users.remove(ud_to_remove)
db.session.add(device)
user_to_revoke.remove_acls_for_device(device.id)
device.remove_acls_for_user(revoke_user_id)
db.session.add(device)
db.session.add(user_to_revoke)
db.session.commit()
return http_json_response()
def get_data_by_num_range():
lower_bound = request.args.get("lower", "")
upper_bound = request.args.get("upper", "")
device_name_bi = request.args.get("device_name_bi", None)
user = User.get_using_jwt_token(request.headers.get("Authorization", ""))
arg_check = check_missing_request_argument(
(device_name_bi, DEVICE_NAME_BI_MISSING_ERROR_MSG))
if arg_check is not True:
return arg_check
device = Device.get_by_name_bi(device_name_bi)
if device is None:
return http_json_response(
False, 400, **{"error": DEVICE_NAME_BI_INVALID_ERROR_MSG})
if not User.can_use_device(user, device.id):
return http_json_response(False, 400,
**{"error": UNAUTHORIZED_USER_ERROR_MSG})
if not is_number(lower_bound) and not is_number(upper_bound):
return http_json_response(False, 400,
**{"error": DATA_RANGE_MISSING_ERROR_MSG})
with suppress(ValueError):
lower_bound = int(lower_bound)
with suppress(ValueError):
upper_bound = int(upper_bound)
data = []
if isinstance(lower_bound, int) and isinstance(upper_bound, int):
if -214748364800 <= lower_bound < upper_bound <= 214748364700:
data = db.session.query(DeviceData).join(Device).filter(
and_(DeviceData.num_data > lower_bound,
DeviceData.num_data < upper_bound,
Device.name_bi == device_name_bi)).all()
else:
return http_json_response(
False, 400, **{"error": DATA_OUT_OF_OUTPUT_RANGE_ERROR_MSG})
elif not isinstance(upper_bound, int) and isinstance(lower_bound, int):
if -214748364800 <= lower_bound <= 214748364700:
data = db.session.query(DeviceData).join(Device).filter(
and_(DeviceData.num_data > lower_bound,
Device.name_bi == device_name_bi)).all()
else:
return http_json_response(
False, 400, **{"error": DATA_OUT_OF_OUTPUT_RANGE_ERROR_MSG})
elif not isinstance(lower_bound, int) and isinstance(upper_bound, int):
if -214748364800 <= upper_bound <= 214748364700:
data = db.session.query(DeviceData).join(Device).filter(
and_(DeviceData.num_data < upper_bound,
Device.name_bi == device_name_bi)).all()
else:
return http_json_response(
False, 400, **{"error": DATA_OUT_OF_OUTPUT_RANGE_ERROR_MSG})
result = []
for row in data:
r = row.as_dict()
for k, v in r.items():
if isinstance(v, bytes):
r[k] = v.decode()
result.append(r)
return http_json_response(**{'device_data': result})
