def _create_local_socket(self, init=0):
		"""Create local Unix-socket to listen commands instead of signals. If
		I{init} is set then close old socket"""

		if init and self.__local_sock:
			try:
				os.unlink(self.__local_sock.getsockname())
				self.__local_sock.shutdown(socket.SHUT_RDWR)
				logging.info('old local socket closed')
			except Exception as e:
				logging.warn('old local socket is already closed')

		try:
			os.unlink(self._config['server']['sock'])
		except:
			pass

		try:
			self.__local_sock = \
				socket.socket(socket.AF_UNIX, socket.SOCK_STREAM, 0)
			# Non-blocking mode
			self.__local_sock.settimeout(0.0)
			self.__local_sock.bind(self._config['server']['sock'])
			self.__local_sock.listen(1)		# Max num of queued connections
		except Exception as e:
			logging.critical('cannot create local socket')
			logging.error(e)
			raise e

		logging.info('local socket created and binded on %s' % \
			self.__local_sock.getsockname())
	def _create_bind_activate(self, init=0):
		"""Create socket, bind and activate server"""

		try:
			self._create_new_socket(init)
		except Exception as e:
			logging.critical('cannot create new socket')
			logging.error(e)
			raise e

		try:
			self.server_bind()
			self.server_activate()
		except Exception as e:
			logging.critical('cannot bind/activate server: %s' %e)
			raise e
		logging.info('server binded and activated on %s:%s' % \
			self.socket.getsockname())