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systemd/tools/catalog-report.py
2023-08-10 11:08:17 +02:00

85 lines
2.9 KiB
Python
Executable File

#!/usr/bin/env python3
# SPDX-License-Identifier: MIT
#
# This file is distributed under the MIT license, see below.
#
# The MIT License (MIT)
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
"""
Prints out journal entries with no or bad catalog explanations.
"""
import re
from systemd import id128, journal
# pylint: disable=consider-using-f-string
def log_entry(entry):
if 'CODE_FILE' in entry:
# some of our code was using 'CODE_FUNCTION' instead of 'CODE_FUNC'
print('{}:{} {}'.format(entry.get('CODE_FILE', '???'),
entry.get('CODE_LINE', '???'),
entry.get('CODE_FUNC', None) or entry.get('CODE_FUNCTION', '???')))
print(' {}'.format(entry.get('MESSAGE', 'no message!')))
for k, v in entry.items():
if k.startswith('CODE_') or k in {'MESSAGE_ID', 'MESSAGE'}:
continue
print(f' {k}={v}')
print()
if __name__ == '__main__':
j = journal.Reader()
logged = set()
pattern = re.compile('@[A-Z0-9_]+@')
mids = { v:k for k,v in id128.__dict__.items() if k.startswith('SD_MESSAGE') }
for i, x in enumerate(j):
if i % 1000 == 0:
print(i, end='\r')
try:
mid = x['MESSAGE_ID']
except KeyError:
continue
name = mids.get(mid, 'unknown')
try:
desc = journal.get_catalog(mid)
except FileNotFoundError:
if mid in logged:
continue
print(f'{name} {mid.hex}: no catalog entry')
log_entry(x)
logged.add(mid)
continue
fields = [field[1:-1] for field in pattern.findall(desc)]
for field in fields:
index = (mid, field)
if field in x or index in logged:
continue
print(f'{name} {mid.hex}: no field {field}')
log_entry(x)
logged.add(index)