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Copy pathdel_bupp_files.py
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70 lines (56 loc) · 2.22 KB
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#!/usr/bin/python
"""A script to clean up among files which will be backed up on tape.
slightly adapted from the original, kindly supplied by it-support@scilifelab.se.
"""
import glob
import datetime
import os
import argparse
import sys
def main(args):
files = glob.glob("/home/bupp/other/*")
for f in files:
bn = os.path.basename(f)
file_date = None
if args.mode == 'github' and 'github' in f:
# Typical file name: githubbackup_2019-09-09T15:42:39.980130.tar.gz
try:
file_date = datetime.datetime.strptime(bn[13:23], "%Y-%m-%d")
except ValueError as e:
print(e, file=sys.stderr)
continue
if args.mode == 'zendesk' and 'github' not in f:
# Typical file name: 2019-09-09_16-33.bckp.json
try:
file_date = datetime.datetime.strptime(bn[0:10], "%Y-%m-%d")
except ValueError as e:
sys.stderr.write(e)
print(e, file=sys.stderr)
continue
if file_date is None:
continue
remove = False
# Keep all backups from the last 20 days
if (datetime.datetime.now() - file_date).days > 20:
# Remove all but a single last one of the weekly backups
# for April, August and December.
if ((file_date.month == 4 and file_date.day < 24) or
(file_date.month in [8,12] and file_date.day < 25)):
remove = True
# Remove all other weekly backups
if file_date.month % 4:
remove = True
# Remove everything older than approx 2 years
if (datetime.datetime.now() - file_date).days > 600:
remove = True
if remove:
if args.danger:
os.remove(f)
else:
sys.stderr.write("Would have removed {}\n".format(f))
if __name__ == "__main__":
parser = argparse.ArgumentParser(description=__doc__)
parser.add_argument("mode", choices=['github', 'zendesk'])
parser.add_argument("--danger", action="store_true", help="Without this, no files will be deleted")
args = parser.parse_args()
main(args)