def FindModemPath(self):
for modem in mm.EnumerateDevices():
(obj, path) = modem
try:
if path.index('/org/chromium/ModemManager/Gobi') == 0:
return path
except ValueError:
pass
return None
def GetModemInfo(self):
"""Find all modems attached and return an dictionary of information.
This returns a bunch of information for each modem attached to
the system. In practice collecting all this information
sometimes fails if a modem is left in an odd state, so we
collect as many things as we can to ensure that the modem is
responding correctly.
@return A dictionary of information for each modem path.
"""
results = {}
devices = mm.EnumerateDevices()
print 'Devices: %s' % ', '.join([p for _, p in devices])
for manager, path in devices:
modem = manager.GetModem(path)
results[path] = modem.GetModemProperties()
return results
def _EnumerateModems(manager):
"""Get a set of modem paths."""
return set([x[1] for x in mm.EnumerateDevices(manager)])
service = conn_mgr.FindCellularService()
if not service:
conn_mgr.EnableTechnology('cellular')
service = conn_mgr.FindCellularService()
logging.info('ResetAllModems: found service %s', service)
try:
if service:
service.SetProperty('AutoConnect', False),
except dbus.exceptions.DBusException, e:
# The service object may disappear, we can safely ignore it.
if e._dbus_error_name != 'org.freedesktop.DBus.Error.UnknownMethod':
raise
for manager, path in mm.EnumerateDevices():
modem = manager.GetModem(path)
version = modem.GetVersion()
# Icera modems behave weirdly if we cancel the operation while the
# modem is connecting or disconnecting. Work around the issue by waiting
# until the connect/disconnect operation completes.
# TODO(benchan): Remove this workaround once the issue is addressed
# on the modem side.
utils.poll_for_condition(
lambda: not modem.IsConnectingOrDisconnecting(),
exception=utils.TimeoutError('Timed out waiting for modem to ' +
'finish connecting/disconnecting'),
sleep_interval=1,
timeout=30)
modem.Enable(False)
# Although we disable at the ModemManager level, we need to wait for
def CountModems(self):
count = len(mm.EnumerateDevices(''))
logging.debug('Modem count is %d' % count)
return count