45 lines
1.7 KiB
Python
45 lines
1.7 KiB
Python
# -*- coding: utf-8 -*-
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# This file is part of the Calibre-Web (https://github.com/janeczku/calibre-web)
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# Copyright (C) 2020 mmonkey
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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from __future__ import division, print_function, unicode_literals
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from . import config, db, logger, ub
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from .services.background_scheduler import BackgroundScheduler
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from .tasks.thumbnail import TaskCleanupCoverThumbnailCache, TaskGenerateCoverThumbnails
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log = logger.create()
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def register_jobs():
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scheduler = BackgroundScheduler()
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# Generate 100 book cover thumbnails every 5 minutes
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scheduler.add_task(user=None, task=lambda: TaskGenerateCoverThumbnails(limit=100), trigger='interval', minutes=5)
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# Cleanup book cover cache every day at 4am
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scheduler.add_task(user=None, task=lambda: TaskCleanupCoverThumbnailCache(), trigger='cron', hour=4)
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# Reconnect metadata.db every 4 hours
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scheduler.add(func=reconnect_db_job, trigger='interval', hours=4)
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def reconnect_db_job():
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log.info('Running background task: reconnect to calibre database')
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calibre_db = db.CalibreDB()
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calibre_db.reconnect_db(config, ub.app_DB_path)
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