62 lines
2.3 KiB
Python
62 lines
2.3 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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from dateutil import parser
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from datetime import date
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from pathlib import Path
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from dateutil.relativedelta import relativedelta
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from collections import defaultdict
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import zipfile
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import logging
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try:
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import simplejson as json
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except ImportError:
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import json
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from .libs.helpers import safe_create_dir, set_running, unset_running
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class DeepArchive():
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def __init__(self, config_file: Path, storage_directory: Path,
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loglevel: int=logging.DEBUG):
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'''Archive everyfile older than 2 month.'''
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with open(config_file, 'r') as f:
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module_parameters = json.load(f)
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self.vendor = module_parameters['vendor']
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self.listname = module_parameters['name']
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self.directory = storage_directory / self.vendor / self.listname / 'archive'
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safe_create_dir(self.directory)
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self.deep_archive = self.directory / 'deep'
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safe_create_dir(self.deep_archive)
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self.__init_logger(loglevel)
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def __init_logger(self, loglevel):
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self.logger = logging.getLogger(f'{self.__class__.__name__}-{self.vendor}-{self.listname}')
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self.logger.setLevel(loglevel)
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def archive(self):
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set_running(self.__class__.__name__)
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to_archive = defaultdict(list)
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today = date.today()
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last_day_to_keep = date(today.year, today.month, 1) - relativedelta(months=2)
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for p in self.directory.iterdir():
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if not p.is_file():
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continue
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filedate = parser.parse(p.name.split('.')[0]).date()
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if filedate >= last_day_to_keep:
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continue
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to_archive['{}.zip'.format(filedate.strftime('%Y%m'))].append(p)
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if to_archive:
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self.logger.info('Found old files. Archiving: {}'.format(', '.join(to_archive.keys())))
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else:
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self.logger.debug('No old files.')
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for archivename, path_list in to_archive.items():
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with zipfile.ZipFile(self.deep_archive / archivename, 'x', zipfile.ZIP_DEFLATED) as z:
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for f in path_list:
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z.write(f, f.name)
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# Delete all the files if the archiving worked out properly
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[f.unlink() for f in path_list]
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unset_running(self.__class__.__name__)
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