def test_from_netlink_source_udev(self, context):
monitor = Monitor.from_netlink(context)
assert monitor._as_parameter_
assert not monitor.started
monitor = Monitor.from_netlink(context, source='udev')
assert monitor._as_parameter_
assert not monitor.started
def test_from_netlink_source_udev(self, context):
monitor = Monitor.from_netlink(context)
assert monitor._as_parameter_
assert not monitor.started
monitor = Monitor.from_netlink(context, source='udev')
assert monitor._as_parameter_
assert not monitor.started
def test_from_netlink_source_udev_mock(self, context):
calls = {'udev_monitor_new_from_netlink':
[(context, b'udev'), (context, b'udev')]}
with pytest.calls_to_libudev(calls):
libudev.udev_monitor_new_from_netlink.return_value = sentinel.monitor
monitor = Monitor.from_netlink(context)
assert monitor._as_parameter_ is sentinel.monitor
assert not monitor.started
monitor = Monitor.from_netlink(context, 'udev')
assert monitor._as_parameter_ is sentinel.monitor
assert not monitor.started
def test_from_socket_mock(self, context, socket_path):
socket_path = str(socket_path)
new_from_socket = 'udev_monitor_new_from_socket'
with pytest.patch_libudev(new_from_socket) as new_from_socket:
new_from_socket.return_value = mock.sentinel.pointer
monitor = Monitor.from_socket(context, socket_path)
new_from_socket.assert_called_with(
context, socket_path.encode(sys.getfilesystemencoding()))
assert monitor._as_parameter_ is mock.sentinel.pointer
Monitor.from_socket(context, 'foobar')
new_from_socket.assert_called_with(context, b'foobar')
assert isinstance(new_from_socket.call_args[0][1], bytes)
def test_from_netlink_source_udev_mock(self, context):
calls = {
'udev_monitor_new_from_netlink': [(context, b'udev'),
(context, b'udev')]
}
with pytest.calls_to_libudev(calls):
libudev.udev_monitor_new_from_netlink.return_value = sentinel.monitor
monitor = Monitor.from_netlink(context)
assert monitor._as_parameter_ is sentinel.monitor
assert not monitor.started
monitor = Monitor.from_netlink(context, 'udev')
assert monitor._as_parameter_ is sentinel.monitor
assert not monitor.started
def test_from_netlink_source_udev_mock(self, context):
funcname = "udev_monitor_new_from_netlink"
spec = lambda c, s: None
with mock.patch.object(context._libudev, funcname,
autospec=spec) as func:
func.return_value = mock.sentinel.monitor
monitor = Monitor.from_netlink(context)
assert monitor._as_parameter_ is mock.sentinel.monitor
assert not monitor.started
func.assert_called_once_with(context, b"udev")
func.reset_mock()
monitor = Monitor.from_netlink(context, "udev")
assert monitor._as_parameter_ is mock.sentinel.monitor
assert not monitor.started
func.assert_called_once_with(context, b"udev")
def test_from_netlink_source_udev_mock(self, context):
funcname = 'udev_monitor_new_from_netlink'
spec = lambda c, s: None
with mock.patch.object(context._libudev, funcname,
autospec=spec) as func:
func.return_value = mock.sentinel.monitor
monitor = Monitor.from_netlink(context)
assert monitor._as_parameter_ is mock.sentinel.monitor
assert not monitor.started
func.assert_called_once_with(context, b'udev')
func.reset_mock()
monitor = Monitor.from_netlink(context, 'udev')
assert monitor._as_parameter_ is mock.sentinel.monitor
assert not monitor.started
func.assert_called_once_with(context, b'udev')
def __init__(self, player):
try:
self.player = player
# Create a context, create monitor at kernel level, select devices
context = Context()
monitor = Monitor.from_netlink(context)
monitor.filter_by(subsystem='input')
self.observer = MonitorObserver(monitor, self.usb_event_callback, name="keyboard")
self.observer.start()
self.pressed = False # Stores state of press
# Check if there is already a keyboard attached
for device in context.list_devices(subsystem='input'):
if device.get('ID_INPUT_KEYBOARD') == '1':
if device.get('DEVNAME') != None:
device_name = InputDevice(device.get('DEVNAME'))
thread = threading.Thread(target=self.keyboard_event, args=(device_name,), daemon=True)
thread.start()
continue
except Exception as ex:
print('Keyboard Control: Error starting: ' + str(ex))
def __init__(self):
self.context = Context()
self.monitor = Monitor.from_netlink(self.context)
self.monitor.filter_by(subsystem='usb')
self.observer = MonitorObserver(
self.monitor, callback=self.event_handler, name="blahblah")
self.observer.daemon = True
def main2():
context = Context()
monitor = Monitor.from_netlink(context)
monitor.filter_by(subsystem='input')
observer = MonitorObserver(monitor)
observer.connect('device-event', device_event)
monitor.start()
def __init__(self, callback):
# set up udev device monitor
context = Context()
self._monitor = Monitor.from_netlink(context)
self._monitor.filter_by(subsystem='sound')
self._observer = MonitorObserver(self._monitor)
self._observer.connect('device-event', callback)
async def monitor_start(self):
"""
Start watching for device changes
Listen for relevant add/remove events from udev and fire callbacks.
"""
if self._monitor:
return
udev_monitor = Monitor.from_netlink(self._udev_context)
udev_monitor.filter_by_tag('uchroma')
udev_monitor.filter_by(subsystem='usb', device_type=u'usb_device')
self._udev_observer = AsyncMonitorObserver(udev_monitor,
callback=self._udev_event,
name='uchroma-monitor')
ensure_future(self._udev_observer.start())
self._monitor = True
if self._callbacks:
for device in self._devices.values():
ensure_future(self._fire_callbacks('add', device),
loop=self._loop)
self._logger.debug('Udev monitor started')
def run(self):
try:
try:
from pyudev.glib import MonitorObserver
def device_event(observer, device):
self.sessaoMultiseat.evento_dispositivo(
device.action, device.device_path)
except:
from pyudev.glib import GUDevMonitorObserver as MonitorObserver
def device_event(observer, action, device):
self.sessaoMultiseat.evento_dispositivo(
action, device.device_path)
context = Context()
monitor = Monitor.from_netlink(context)
#monitor.filter_by(subsystem='usb');
observer = MonitorObserver(monitor)
observer.connect('device-event', device_event)
monitor.start()
self.loop.run()
except:
logging.exception('')
def _init_udev_monitor(self):
self._udev_context = Context()
udev_monitor = Monitor.from_netlink(self._udev_context)
udev_monitor.filter_by(subsystem='hid')
self._udev_observer = MonitorObserver(udev_monitor,
callback=self._udev_input_event,
name='device-monitor')
def initialize(): context = Context() monitor = Monitor.from_netlink(context) monitor.filter_by(subsystem='tty') observer = MonitorObserver(monitor, callback=print_device_event, name = 'monitor-observer') observer.daemon observer.start()
async def _async_start_monitor(self) -> None:
"""Start monitoring hardware with pyudev."""
if not sys.platform.startswith("linux"):
return
info = await system_info.async_get_system_info(self.hass)
if info.get("docker"):
return
from pyudev import ( # pylint: disable=import-outside-toplevel
Context, Monitor, MonitorObserver,
)
try:
context = Context()
except (ImportError, OSError):
return
monitor = Monitor.from_netlink(context)
try:
monitor.filter_by(subsystem="tty")
except ValueError as ex: # this fails on WSL
_LOGGER.debug(
"Unable to setup pyudev filtering; This is expected on WSL: %s",
ex)
return
observer = MonitorObserver(monitor,
callback=self._device_discovered,
name="usb-observer")
observer.start()
self.hass.bus.async_listen_once(EVENT_HOMEASSISTANT_STOP,
lambda event: observer.stop())
self.observer_active = True
def disk_src(self):
try:
from pyudev.glib import MonitorObserver
def device_event(observer, device):
print 'event {0} on device {1}'.format(device.action, device)
if device.action == "add":
manager.disk_mnt(context)
elif device.action == "remove":
manager.disk_umnt(device)
except:
from pyudev.glib import GUDevMonitorObserver as MonitorObserver
def device_event(observer, action, device):
print 'event {0} on device {1}'.format(action, device)
if action == "add":
manager.disk_mnt(context)
elif action == "remove":
manager.disk_umnt(device)
context = Context()
manager = Storage(self.cfg, self.log)
monitor = Monitor.from_netlink(context)
monitor.filter_by(subsystem='block', device_type='partition')
observer = MonitorObserver(monitor)
observer.connect('device-event', device_event)
monitor.start()
glib.MainLoop().run()
def _observe(self):
self.context = Context()
self.monitor = Monitor.from_netlink(self.context)
self.monitor.filter_by(subsystem='hid')
self.observer = MonitorObserver(self.monitor)
self.observer.deviceEvent.connect(self.on_device_event)
self.monitor.start()
def setupUdevMonitor(self, filter_subsystem='usb'):
logger.debug('Setting up udev context...')
self.udev_context = Context()
logger.debug('Setting up monitor context...')
self.udev_monitor = Monitor.from_netlink(self.udev_context)
logger.debug('Setting up monitor filter...')
self.udev_monitor.filter_by(subsystem=filter_subsystem)
def wait(self, on_new_device_attached_callback):
context = Context()
monitor = Monitor.from_netlink(context)
monitor.filter_by("usb")
while True:
device = monitor.poll()
if device.get("ACTION", "") == "remove":
continue
if device.get("DEVTYPE", "") != "usb_device":
continue
# system devices
pattern = Manager.get_device_pattern(section="system_devices", device=device)
if pattern in self.model["system_devices"]:
print("System device plugged in: {}".format(pattern))
continue
# if device in blacklist
pattern = Manager.get_device_pattern(section="blacklist_devices", device=device)
if pattern in self.model["blacklist_devices"]:
print("Blacklist-device plugged in: {}".format(pattern))
continue
# if device in whitelist
pattern = Manager.get_device_pattern(section="whitelist_devices", device=device)
if pattern in self.model["whitelist_devices"]:
print("Whitelist-device plugged in: {}".format(pattern))
continue
on_new_device_attached_callback(device)
def get_usb_devices():
context = Context()
monitor = Monitor.from_netlink(context)
monitor.filter_by(subsystem='usb')
observer = MonitorObserver(monitor)
observer.connect('device-event', device_event)
monitor.start()
glib.MainLoop().run()
def watch(self, filtername, callback): context = Context() monitor = Monitor.from_netlink(context) monitor.filter_by(filtername) observer = MonitorObserver(monitor, callback=callback, name="monitor-observer") observer.start()
def __init__(self, func_name):
"""initialization"""
self.log = getLogger(__name__)
context = Context()
monitor = Monitor.from_netlink(context)
self.observer = MonitorObserver(monitor, callback=func_name,
name='monitor-observer')
self.observer.daemon = False
def __registerUdevCallback(self):
context = pyudev.Context()
monitor = Monitor.from_netlink(context)
monitor.filter_by(subsystem='block')
observer = MonitorObserver(monitor,
callback=self.__checkUdevEvent,
name='monitor-observer')
observer.start()
def start_observer(self):
""" Start plug/unplug event observer """
monitor = Monitor.from_netlink(self.context)
monitor.filter_by(subsystem="block", device_type="partition")
self.observer = MonitorObserver(monitor, callback=self.usb_event_handler)
self.observer.start()
logging.debug("Started USB drive plug/unplug observer")
def start_udev_monitoring():
#Setting up Linux UDEV monitoring in a separate thread
context = Context()
monitor = Monitor.from_netlink(context)
monitor.filter_by(subsystem='block')
observer = MonitorObserver(monitor, callback=find_garmin, name='monitor-observer')
observer.daemon = True
observer.start()
def monitor_background():
c = Context()
monitor = Monitor.from_netlink(c)
monitor.filter_by("block", "disk")
obs = MonitorObserver(monitor, device_event)
obs.start()
def monitor_device_events(self, callback: Callable) -> None:
self._callback = callback
context = Context()
monitor = Monitor.from_netlink(context)
monitor.filter_by(subsystem='input')
observer = MonitorObserver(monitor)
observer.connect('device-event', self.device_event)
monitor.start()
def set_monitor_func(func):
global HANDLER
HANDLER = func
udev_context = Context()
monitor = Monitor.from_netlink(udev_context)
monitor.filter_by('block')
observer = MonitorObserver(monitor, log_event)
observer.start()
def poll(callback):
"""Invoke callback upon udev activity."""
context = Context()
monitor = Monitor.from_netlink(context)
monitor.filter_by(subsystem='block')
for dev in iter(monitor.poll, None):
if 'ID_FS_TYPE' in dev:
callback(dev)
def test_enable_receiving_bound_socket(self, context, socket_path):
sock = socket.socket(socket.AF_UNIX, socket.SOCK_DGRAM)
# cause an error by binding the socket, thus testing error handling in
# this method
sock.bind(str(socket_path))
monitor = Monitor.from_socket(context, str(socket_path))
with pytest.raises(EnvironmentError) as exc_info:
monitor.enable_receiving()
pytest.assert_env_error(exc_info.value, errno.EADDRINUSE, str(socket_path))
def initialize():
context = Context()
monitor = Monitor.from_netlink(context)
monitor.filter_by(subsystem='tty')
observer = MonitorObserver(monitor,
callback=print_device_event,
name='monitor-observer')
observer.daemon
observer.start()
def monitor():
context = Context()
monitor = Monitor.from_netlink(context)
monitor.filter_by(subsystem='usb')
observer = MonitorObserver(monitor)
observer.connect('device-removed', remove_event)
observer.connect('device-added', add_event)
monitor.start()
glib.MainLoop().run()
def monitor():
context = Context()
monitor = Monitor.from_netlink(context)
monitor.filter_by(subsystem='usb')
observer = MonitorObserver(monitor)
observer.connect('device-removed', remove_event)
observer.connect('device-added', add_event)
monitor.start()
glib.MainLoop().run()
def _assert_from_netlink_called(context, *args):
new_from_netlink = 'udev_monitor_new_from_netlink'
with pytest.patch_libudev(new_from_netlink) as new_from_netlink:
source = args[0].encode('ascii') if args else b'udev'
new_from_netlink.return_value = mock.sentinel.pointer
monitor = Monitor.from_netlink(context, *args)
new_from_netlink.assert_called_with(context, source)
assert isinstance(new_from_netlink.call_args[0][1], bytes)
assert monitor._as_parameter_ is mock.sentinel.pointer
def _listenOnUsb(self):
context = Context()
monitor = Monitor.from_netlink(context)
monitor.filter_by(subsystem="usb")
observer = MonitorObserver(monitor)
observer.connect("device-event", self._deviceEvent)
monitor.start()
glib.MainLoop().run()
def main():
""" main() -- entry point for this program
"""
global SEND_SMS
global DAEMONIZE
global PID_FILE
# Parse CLI options
args = parse_cli()
DAEMONIZE = args.daemonize
PID_FILE = args.pid_file
SEND_SMS = args.sms
context = Context()
# Populate list of current USB devices
for device in context.list_devices(subsystem="usb"):
busnum = get_device_info(device, "busnum")
devnum = get_device_info(device, "devnum")
id_product = get_device_info(device, "idProduct")
id_vendor = get_device_info(device, "idVendor")
manufacturer = get_device_info(device, "manufacturer")
product = get_device_info(device, "product")
if busnum:
USB_DEVICES.append((device.device_path, busnum, devnum, id_vendor,
id_product, manufacturer, product))
monitor = Monitor.from_netlink(context)
monitor.filter_by(subsystem='usb')
observer = MonitorObserver(monitor)
observer.connect('device-event', device_event)
monitor.start()
if DAEMONIZE:
usbwatch_pid = os.fork()
if usbwatch_pid != 0:
return os.EX_OK
write_pid_file(PID_FILE, os.getpid())
xprint("[+] usb-watch by Daniel Roberson @dmfroberson Started. PID %s" % \
os.getpid())
try:
glib.MainLoop().run()
except KeyboardInterrupt:
print "[-] Caught Control-C. Andross has ordered us to take you down."
print "[-] Exiting."
return os.EX_OK
def monitor(callback, *device_filters):
m = _Monitor.from_netlink(_Context())
m.filter_by(subsystem='hidraw')
for action, device in m:
hid_dev = device.find_parent('hid')
if hid_dev:
for filter in device_filters:
dev_info = _match(device, hid_dev, *filter)
if dev_info:
callback(action, dev_info)
break
def _get_future_devices(self, context):
"""Return a generator yielding new devices."""
monitor = Monitor.from_netlink(context)
monitor.filter_by("hidraw")
monitor.start()
self._scanning_log_message()
for device in iter(monitor.poll, None):
if device.action == "add":
yield device
self._scanning_log_message()
def initialise(self):
self.context = Context()
self.monitor = Monitor.from_netlink(self.context)
self.monitor.filter_by(subsystem='block')
self.observer = MonitorObserver(self.monitor)
self.observer.deviceEvent.connect(self._onDeviceEvent)
self.monitor.start()
self.updateRemovableDevices()
def loopForDevices():
context = Context()
monitor = Monitor.from_netlink(context)
monitor.filter_by(subsystem='block',device_type='partition')
# monitor.filter_by(subsystem='usb')
observer = MonitorObserver(monitor)
observer.connect('device-event', device_event)
monitor.start()
glib.MainLoop().run()
def startListener():
# create a context, create monitor at kernel level, select devices
context = Context()
monitor = Monitor.from_netlink(context)
monitor.filter_by(subsystem='block')
observer = MonitorObserver(monitor, usbEventCallback, name="usbdev")
# set this as the main thread
observer.setDaemon(False)
observer.start()
return observer
def add_device_observer(self, handler):
monitor = Monitor.from_netlink(self.context)
monitor.filter_by("hidraw")
def trigger_event(action, device):
if action != 'add': return
dev = HidrawBackend.catchHidrawDevice(device)
if dev is None: return
return handler(self.constructDevice(dev))
observer = MonitorObserver(monitor, trigger_event)
return observer
def monitor_bt_headset(**config):
context = Context()
monitor = Monitor.from_netlink(context)
monitor.filter_by('input')
while True:
led0_headset_off()
sys_path, device_node = wait_bt_headset_add(monitor,
config['headset_addr'])
pa_lo_idx = start_sound_forwarding(device_node=device_node, **config)
led0_headset_on()
wait_bt_headset_remove(monitor, sys_path)
stop_sound_forwarding(pa_lo_idx=pa_lo_idx, **config)
def main():
app = QCoreApplication(sys.argv)
context = Context()
monitor = Monitor.from_netlink(context)
monitor.filter_by(subsystem='input')
observer = QUDevMonitorObserver(monitor)
observer.deviceAdded.connect(
partial(print_mouse_status, status_message="added"))
observer.deviceRemoved.connect(
partial(print_mouse_status, status_message="removed"))
monitor.start()
app.exec_()
def main():
app = QCoreApplication(sys.argv)
context = Context()
monitor = Monitor.from_netlink(context)
monitor.filter_by(subsystem='input')
observer = QUDevMonitorObserver(monitor)
observer.deviceAdded.connect(
partial(print_mouse_status, status_message="added"))
observer.deviceRemoved.connect(
partial(print_mouse_status, status_message="removed"))
monitor.start()
app.exec_()
def monitor():
context = Context()
monitor = Monitor.from_netlink(context)
monitor.filter_by('input')
monitor.filter_by('usb')
# polls forever
for device in iter(monitor.poll, None):
# Inserting the yubikey generates several 'add' events, but we don't
# want to remap on every one of them. So filter out a single one, wait
# a bit for things to settle, and remap.
if device.action == 'add' and match(r'.*input\d+$', device.device_path):
sleep(2)
remap()
def __init__(self):
"""
Start listening for storage events.
"""
context = Context()
monitor = Monitor.from_netlink(context)
monitor.filter_by(subsystem='block')
monitor_observer = MonitorObserver(monitor)
monitor_observer.connect('device-event', self._device_event)
monitor.start()
def monitor_glib(callback, *device_filters):
from gi.repository import GLib
c = _Context()
# already existing devices
# for device in c.list_devices(subsystem='hidraw'):
# # print (device, dict(device), dict(device.attributes))
# for filter in device_filters:
# d_info = _match('add', device, *filter)
# if d_info:
# GLib.idle_add(callback, 'add', d_info)
# break
m = _Monitor.from_netlink(c)
m.filter_by(subsystem='hidraw')
def _process_udev_event(monitor, condition, cb, filters):
if condition == GLib.IO_IN:
event = monitor.receive_device()
if event:
action, device = event
# print ("***", action, device)
if action == 'add':
for filter in filters:
d_info = _match(action, device, filter)
if d_info:
GLib.idle_add(cb, action, d_info)
break
elif action == 'remove':
# the GLib notification does _not_ match!
pass
return True
try:
# io_add_watch_full may not be available...
GLib.io_add_watch_full(m, GLib.PRIORITY_LOW, GLib.IO_IN,
_process_udev_event, callback, device_filters)
# print ("did io_add_watch_full")
except AttributeError:
try:
# and the priority parameter appeared later in the API
GLib.io_add_watch(m, GLib.PRIORITY_LOW, GLib.IO_IN,
_process_udev_event, callback, device_filters)
# print ("did io_add_watch with priority")
except Exception:
GLib.io_add_watch(m, GLib.IO_IN, _process_udev_event, callback,
device_filters)
# print ("did io_add_watch")
m.start()
def __init__(self):
self.context = Context()
self.monitor = Monitor.from_netlink(self.context)
self.monitor.filter_by('power_supply')
self.percent_callback = None
self.status_callback = None
(self.battery, self.line_power) = self.find_devices()
if not self.battery:
raise BatteryNotFoundError()
if not self.line_power:
raise LinePowerNotFoundError()
self.last_percent = -1
self.last_status = None
def on_udev_event(device):
if device == self.battery:
self.battery = device
percent = self.get_percent()
if percent != self.last_percent:
self.last_percent = percent
if self.percent_callback:
GLib.idle_add(self.percent_callback, percent)
elif device == self.line_power:
self.line_power = device
status = self.get_status()
if status != self.last_status:
self.last_status = status
if self.status_callback:
GLib.idle_add(self.status_callback, status)
# XXX I can't get udev (or acpi) to give me battery discharge events
# without requiring system configuration so we have to poll
interval = 20000
def poll_udev():
battery = Device.from_path(self.context, self.battery.device_path)
on_udev_event(battery)
GLib.timeout_add(interval, poll_udev)
GLib.timeout_add(interval, poll_udev)
self.observer = MonitorObserver(self.monitor, callback=on_udev_event)
self.observer.start()
def monitor_async(self, subsystems, device_type, callbak):
context = Context()
monitor = Monitor.from_netlink(context)
monitor.filter_by(subsystems)
def device_event(device):
self.emit(SIGNAL("signal_udev"), device)
if callbak != None:
callbak(device)
try:
self.observer = MonitorObserver(monitor, callback=device_event, name='udev-monitor-observer')
self.observer.daemon
self.observer.start()
#observer.stop()
except Exception as e:
LogRecord.instance().logger.info(u'USB监听启动异常(%s)'%(str(e)))
def start_udev_tasks(self):
"""Start monitoring system devices using udev."""
def udev_handler(action, device):
if device.subsystem in ('net', 'block'):
self.raise_event((action, device.subsystem), device)
self.raise_event((action, device.subsystem, device.sys_name), device)
# Monitor interesting system events.
self.monitor = Monitor.from_netlink(self.udev)
self.observer = MonitorObserver(self.monitor, from_thread(udev_handler))
self.observer.start()
# Trigger missed events.
reactor.callLater(0, self.raise_missed_udev_events)
def monitor_glib(callback, *device_filters):
from gi.repository import GLib
c = _Context()
# already existing devices
# for device in c.list_devices(subsystem='hidraw'):
# # print (device, dict(device), dict(device.attributes))
# for filter in device_filters:
# d_info = _match('add', device, *filter)
# if d_info:
# GLib.idle_add(callback, 'add', d_info)
# break
m = _Monitor.from_netlink(c)
m.filter_by(subsystem='hidraw')
def _process_udev_event(monitor, condition, cb, filters):
if condition == GLib.IO_IN:
event = monitor.receive_device()
if event:
action, device = event
# print ("***", action, device)
if action == 'add':
for filter in filters:
d_info = _match(action, device, *filter)
if d_info:
GLib.idle_add(cb, action, d_info)
break
elif action == 'remove':
# the GLib notification does _not_ match!
pass
return True
try:
# io_add_watch_full may not be available...
GLib.io_add_watch_full(m, GLib.PRIORITY_LOW, GLib.IO_IN, _process_udev_event, callback, device_filters)
# print ("did io_add_watch_full")
except AttributeError:
try:
# and the priority parameter appeared later in the API
GLib.io_add_watch(m, GLib.PRIORITY_LOW, GLib.IO_IN, _process_udev_event, callback, device_filters)
# print ("did io_add_watch with priority")
except:
GLib.io_add_watch(m, GLib.IO_IN, _process_udev_event, callback, device_filters)
# print ("did io_add_watch")
m.start()
def __init__(self, add_callback, remove_callback = None, change_callback = None, for_gui = False):
self._logger = logging.getLogger('efalive.UsbStorageMonitor')
self._external_add_callback = add_callback
self._external_remove_callback = remove_callback
self._external_change_callback = change_callback
self._udev_context = Context()
self._udev_monitor = Monitor.from_netlink(self._udev_context)
self._udev_monitor.filter_by('block', device_type='partition')
self._for_gui = for_gui
if for_gui:
self._udev_observer = UdevGuiObserver(self._udev_monitor)
self._udev_observer.connect('device-event', self._handle_gui_device_event)
else:
self._udev_observer = UdevObserver(self._udev_monitor, callback=self._handle_device_event, name='monitor-observer')
def _get_future_devices(self, context):
"""Return a generator yielding new devices."""
monitor = Monitor.from_netlink(context)
monitor.filter_by("hidraw")
monitor.start()
self._scanning_log_message()
for device in iter(monitor.poll, None):
if device.action == "add":
# Sometimes udev rules has not been applied at this point,
# causing permission denied error if we are running in user
# mode. With this sleep this will hopefully not happen.
sleep(1)
yield device
self._scanning_log_message()
def main():
try:
from pyudev.glib import MonitorObserver
def device_event(observer, device):
remap_pokerii(device)
remap_filco(device)
except:
from pyudev.glib import GUDevMonitorObserver as MonitorObserver
def device_event(observer, action, device):
remap_pokerii(device)
remap_filco(device)
context = Context()
monitor = Monitor.from_netlink(context)
monitor.filter_by(subsystem='usb')
observer = MonitorObserver(monitor)
observer.connect('device-event', device_event)
monitor.start()
glib.MainLoop().run()
def start_listen(self):
self.monitor = Monitor.from_netlink(self.context)
for action, device in self.monitor:
self._new_device(action, device)
if __name__ == "__main__":
# Create a wx.GUI window with text.
app = wx.App()
frame = wx.Frame(None, -1, MESSAGE_1, size=(350,150))
panel = wx.Panel(frame)
sizer = wx.GridBagSizer(5, 5)
text1 = wx.TextCtrl(panel, pos=(3, 3), size=(320, 130), style=wx.TE_MULTILINE)
text1.AppendText(MESSAGE_2)
sizer.Add(text1, pos=(0, 1), span=(1, 5), flag=wx.TOP|wx.EXPAND, border=5)
panel.SetSizer(sizer)
frame.Show()
# Establish the monitoring and callback to the function device_event()
context = Context()
#Create a monitor by connecting to the kernel daemon through netlink
monitor = Monitor.from_netlink(context, source=u'udev')
# Filtering
#monitor.filter_by(subsystem='input')
observer = MonitorObserver(monitor)
observer.Bind(EVT_DEVICE_EVENT, device_event)
monitor.start()
# Use the wx loop
app.MainLoop()
'''
Notes:
from pyudev import Context, Monitor
import glib
import gobject
import pyudev.glib
context = Context()
monitor = Monitor.from_netlink(context)
monitor.filter_by(subsystem='input')
observer = pyudev.glib.GUDevMonitorObserver(monitor)
def device_event(observer, device):
print('event {0} on device {1}'.format(device.action, device))
observer.connect('device-added', device_event)
monitor.start()
monitor.enable_receiving()
mainloop = gobject.MainLoop()
mainloop.run()
# this is a comment for dumbasses