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#!/usr/bin/python3
import glob
import re
import sys
import debianbts as bts
# Shell: /bin/sh linked to /bin/dash
FALSE_POSITIVES = set(['/bin/sh', '/bin/dash',
'/usr/bin/sh', '/usr/bin/dash',
'/usr/sbin/piuparts',
'/usr/share/fonts',
])
for dpkg_list in glob.glob('/var/lib/dpkg/info/*.list') + glob.glob('/var/lib/dpkg/info/*.conffiles'):
with open(dpkg_list, 'r') as files:
for file in files:
FALSE_POSITIVES.add(file.rstrip('\n'))
# exclude "'" because it's added by dpkg in error messages
re_cruft = re.compile(r'/(?:bin|usr|etc|var|\.cache)/[A-Za-z0-9_\/\.\-]*')
# https://udd.debian.org/cgi-bin/bts-usertags.cgi?user=cruft-ng@packages.debian.org&tag=cruft
if len(sys.argv) > 1:
bugs = [int(bug) for bug in sys.argv[1:]]
else:
bugs = bts.get_usertag('cruft-ng@packages.debian.org', tags=['cruft'])['cruft']
cruft = dict()
todo: set[int] = set(bugs)
done: set[int] = set()
while todo:
todo -= done
for bug in bts.get_status(list(todo)):
todo.update(set(bug.mergedwith))
done.add(bug.bug_num)
for match in re.findall(re_cruft, bug.subject):
match = match.rstrip('./')
if match in cruft:
continue
cruft[match] = (bug.bug_num, bug.source, bug.subject)
for mail in bts.get_bug_log(bug.bug_num):
for line in mail['body'].splitlines():
if '---- missing: dpkg ----' in line:
# bug report contains cruft report, ignore from here
break
for match in re.findall(re_cruft, line):
if match in FALSE_POSITIVES:
continue
if match.startswith('/var/lib/dpkg/'):
continue
if ' interest-noawait ' in line:
continue
match = match.rstrip('./')
if match in cruft:
# keep original bug report
continue
cruft[match] = (bug.bug_num, bug.source, line)
for path,data in sorted(cruft.items()):
bug_nr, package, raw = data
#print(raw)
print('%s %s %s' % (path, bug_nr, package))
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