def matches(cls, dbus_tuple, params):
try:
bus, connection_name = dbus_tuple
bus_pid = _get_bus_connections_pid(bus, connection_name)
return bus_pid != os.getpid()
except dbus.DBusException:
return False
def _map_connection_to_pid(connection, dbus_bus):
try:
return _get_bus_connections_pid(dbus_bus, connection)
except dbus.DBusException as e:
logger.info(
"dbus.DBusException while attempting to get PID for %s: %r" %
(connection, e))
def _dedupe_connections_on_pid(valid_connections, bus):
seen_pids = []
deduped_connections = []
for connection in valid_connections:
pid = _get_bus_connections_pid(bus, connection)
if pid not in seen_pids:
seen_pids.append(pid)
deduped_connections.append(connection)
return deduped_connections
def _check_pid_running(self):
try:
process_pid = _get_bus_connections_pid(self._addr_tuple.bus,
self._addr_tuple.connection)
return _pid_is_running(process_pid)
except dbus.DBusException as e:
if e.get_dbus_name() == \
'org.freedesktop.DBus.Error.NameHasNoOwner':
return False
else:
raise
def matches(cls, dbus_tuple, params):
"""Match a connection based on the connections pid.
:raises KeyError: if the pid parameter isn't passed in params.
"""
pid = params['pid']
bus, connection_name = dbus_tuple
try:
bus_pid = _get_bus_connections_pid(bus, connection_name)
except dbus.DBusException as e:
logger.info(
"dbus.DBusException while attempting to get PID for %s: %r" %
(connection_name, e))
return False
eligible_pids = [pid] + _get_child_pids(pid)
return bus_pid in eligible_pids