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How to use _clean_sessions method in autotest

Best Python code snippet using autotest_python

base_syncdata.py

Source:base_syncdata.py

...94        if self.tmpdir.name:95            logging.error("SyncListenServer on port %d was not closed." %96                          self.port)97            self.close()98    def _clean_sessions(self):99        """100        Close and delete timed-out connection.101        """102        to_del = []103        for session_id, session in self.sessions.items():104            if session.data_lock.acquire(False):105                if ((not session.is_finished() and not session.timeout()) or106                        session.is_finished()):107                    if not session.is_finished():108                        logging.warn("Sync session %s timed out and will"109                                     " be closed and deleted." %110                                     (session.hosts))111                    session.close()112                    to_del.append(session_id)113                session.data_lock.release()114        for td in to_del:115            del(self.sessions[td])116    def _recv_data(self, connection, session):117        session.data_lock.acquire()118        client, addr = connection119        session.connection[addr[0]] = connection120        try:121            logging.debug("Try recv from client")122            session.sync_data[addr[0]] = net_recv_object(client,123                                                         _DEFAULT_TIMEOUT)124            session.data_recv += 1125        except socket.timeout:126            logging.warn("Fail to communicate with client"127                         " %s. Synchronization of data "128                         "is not possible." % (addr))129        except error.NetCommunicationError:130            pass131        if not session.is_finished():132            if (session.data_recv == len(session.hosts) and133                    session.timeout()):134                for client, _ in session.connection.values():135                    try:136                        net_send_object(client, session.sync_data)137                        net_recv_object(client, _DEFAULT_TIMEOUT)138                    except (socket.timeout, error.NetCommunicationError):139                        self._clean_sessions()140                session.set_finish()141        session.data_lock.release()142    def __call__(self, signum, frame):143        self.exit_event.set()144    def _start_server(self, address, port):145        signal.signal(signal.SIGTERM, self)146        self.server_thread = utils.InterruptedThread(self._server,147                                                     (address, port))148        self.server_thread.start()149        while not self.exit_event.isSet():150            signal.pause()151        self.server_thread.join(2 * _DEFAULT_TIMEOUT)152        logging.debug("Server thread finished.")153        for session in self.sessions.itervalues():154            session.close()155        self.listen_server.close()156        logging.debug("ListenServer closed finished.")157    def _server(self, address, port):158        self.listen_server = barrier.listen_server(address, port)159        logging.debug("Wait for clients")160        self.listen_server.socket.settimeout(_DEFAULT_TIMEOUT)161        while not self.exit_event.isSet():162            try:163                connection = self.listen_server.socket.accept()164                logging.debug("Client %s connected.", connection[1][0])165                session_id, hosts, timeout = net_recv_object(connection[0],166                                                             _DEFAULT_TIMEOUT)167                self._clean_sessions()168                if session_id not in self.sessions:169                    logging.debug("Add new session")170                    self.sessions[session_id] = SessionData(hosts, timeout)171                logging.debug("Start recv thread.")172                utils.InterruptedThread(self._recv_data, (connection,173                                                          self.sessions[session_id])).start()174            except (socket.timeout, error.NetCommunicationError):175                self._clean_sessions()176        logging.debug("SyncListenServer on closed.")177    def close(self):178        """179        Close SyncListenServer thread.180        Close all open connection with clients and listen server.181        """182        utils.signal_pid(self.server_pid, signal.SIGTERM)183        if utils.pid_is_alive(self.server_pid):184            parallel.fork_waitfor_timed(self.tmpdir.name, self.server_pid,185                                        2 * _DEFAULT_TIMEOUT)186        self.tmpdir.clean()187        logging.debug("SyncListenServer was killed.")188class SyncData(object):189    """...

flask.py

Source:flask.py

...108		self._oldest = None109		self._mutex = threading.RLock()110		self._logger = logging.getLogger(__name__)111	def create(self):112		self._clean_sessions()113		key = ''.join('%02X' % ord(z) for z in uuid.uuid4().bytes)114		created = time.time()115		valid_until = created + self.__class__.VALIDITY_UNVERIFIED116		with self._mutex:117			self._sessions[key] = (created, False, valid_until)118		return key, valid_until119	def remove(self, key):120		with self._mutex:121			if not key in self._sessions:122				return123			del self._sessions[key]124	def verify(self, key):125		self._clean_sessions()126		if not key in self._sessions:127			return False128		with self._mutex:129			created, verified, _ = self._sessions[key]130			if verified:131				return False132			valid_until = created + self.__class__.VALIDITY_VERIFIED133			self._sessions[key] = created, True, created + self.__class__.VALIDITY_VERIFIED134		return key, valid_until135	def validate(self, key):136		self._clean_sessions()137		return key in self._sessions and self._sessions[key][1]138	def _clean_sessions(self):139		if self._oldest is not None and self._oldest > time.time():140			return141		with self._mutex:142			self._oldest = None143			for key, value in self._sessions.items():144				created, verified, valid_until = value145				if not verified:146					valid_until = created + self.__class__.VALIDITY_UNVERIFIED147				if valid_until < time.time():148					del self._sessions[key]149				elif self._oldest is None or valid_until < self._oldest:150					self._oldest = valid_until...

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