def on_connect_sensors():
app.logger.debug("websocket connect to '%s'", SIO_SENSOR_NAMESPACE)
from sensors.tdbus_upower import ibatteries, connect_dbus_system, uPowerDeviceGetAll
conn = connect_dbus_system()
for bat in ibatteries(conn):
socketio.emit(SIO_EVT_BATTERY_CHANGED,
uPowerDeviceGetAll(conn, bat),
namespace=SIO_SENSOR_NAMESPACE)
conn.close()
def socketio_background_thread(socketio_emit, socketio_event, namespace):
log.debug("Starting upower dispatcher loop for socketio namespace %s", namespace)
if not upower_present(connect_dbus_system):
raise EnvironmentError("UPower not present on DBUS")
conn = connect_dbus_system()
hndlr = UPowerDeviceHandler(connect_dbus_system, set(ibatteries(conn)))
from functools import partial
notify = partial(socketio_notify, socketio_emit, socketio_event, namespace)
hndlr.register_observer(notify, devices=None)
conn.add_handler(hndlr)
conn.subscribe_to_signals()
# basic select() loop, i.e. we assume there is no event loop
conn.dispatch()
def socketio_background_thread(socketio_emit, socketio_event, namespace):
log.debug("Starting upower dispatcher loop for socketio namespace %s",
namespace)
if not upower_present(connect_dbus_system):
raise EnvironmentError("UPower not present on DBUS")
conn = connect_dbus_system()
hndlr = UPowerDeviceHandler(connect_dbus_system, set(ibatteries(conn)))
from functools import partial
notify = partial(socketio_notify, socketio_emit, socketio_event, namespace)
hndlr.register_observer(notify, devices=None)
conn.add_handler(hndlr)
conn.subscribe_to_signals()
# basic select() loop, i.e. we assume there is no event loop
conn.dispatch()
