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Code Issues Releases Wiki Activity

Clean expired sessions (also old sessions without expiry date)

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This commit is contained in:
Ozzie Isaacs 2024-07-17 19:59:15 +02:00
parent 1d3a768dfe
commit 2d80187faa
2 changed files with 25 additions and 8 deletions
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6
cps/schedule.py
View File

@ -21,7 +21,7 @@ import datetime
from . import config, constants
from .services.background_scheduler import BackgroundScheduler, CronTrigger, use_APScheduler
from .tasks.database import TaskReconnectDatabase
from .tasks.tempFolder import TaskDeleteTempFolder
from .tasks.clean import TaskClean
from .tasks.thumbnail import TaskGenerateCoverThumbnails, TaskGenerateSeriesThumbnails, TaskClearCoverThumbnailCache
from .services.worker import WorkerThread
from .tasks.metadata_backup import TaskBackupMetadata
@ -33,7 +33,7 @@ def get_scheduled_tasks(reconnect=True):
tasks.append([lambda: TaskReconnectDatabase(), 'reconnect', False])
# Delete temp folder
tasks.append([lambda: TaskDeleteTempFolder(), 'delete temp', True])
tasks.append([lambda: TaskClean(), 'delete temp', True])
# Generate metadata.opf file for each changed book
if config.schedule_metadata_backup:
@ -94,7 +94,7 @@ def register_startup_tasks():
if constants.APP_MODE in ['development', 'test'] and not should_task_be_running(start, duration):
scheduler.schedule_tasks_immediately(tasks=get_scheduled_tasks(False))
else:
scheduler.schedule_tasks_immediately(tasks=[[lambda: TaskDeleteTempFolder(), 'delete temp', True]])
scheduler.schedule_tasks_immediately(tasks=[[lambda: TaskClean(), 'delete temp', True]])
def should_task_be_running(start, duration):

27
cps/tasks/tempFolder.py → cps/tasks/clean.py
View File

@ -16,31 +16,48 @@
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from urllib.request import urlopen
import datetime
from flask_babel import lazy_gettext as N_
from sqlalchemy.sql.expression import or_
from cps import logger, file_helper
from cps import logger, file_helper, ub
from cps.services.worker import CalibreTask
class TaskDeleteTempFolder(CalibreTask):
class TaskClean(CalibreTask):
def __init__(self, task_message=N_('Delete temp folder contents')):
super(TaskDeleteTempFolder, self).__init__(task_message)
super(TaskClean, self).__init__(task_message)
self.log = logger.create()
self.app_db_session = ub.get_new_session_instance()
def run(self, worker_thread):
# delete temp folder
try:
file_helper.del_temp_dir()
except FileNotFoundError:
pass
except (PermissionError, OSError) as e:
self.log.error("Error deleting temp folder: {}".format(e))
# delete expired session keys
self.log.debug("Deleted expired session_keys" )
expiry = int(datetime.datetime.now().timestamp())
try:
self.app_db_session.query(ub.User_Sessions).filter(or_(ub.User_Sessions.expiry < expiry,
ub.User_Sessions.expiry == None)).delete()
self.app_db_session.commit()
except Exception as ex:
self.log.debug('Error deleting expired session keys: ' + str(ex))
self._handleError('Error deleting expired session keys: ' + str(ex))
self.app_db_session.rollback()
return
self._handleSuccess()
self.app_db_session.remove()
@property
def name(self):
return "Delete Temp Folder"
return "Clean up"
@property
def is_cancellable(self):