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#!/usr/bin/python3
# -*- Mode: python; coding: utf-8; indent-tabs-mode: nil -*- */
#
# This file is part of systemd. It is distrubuted under the MIT license, see
# below.
#
# Copyright 2016 Zbigniew Jędrzejewski-Szmek
#
# 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 journal, id128
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')}
freq = 1000
def log_entry(x):
if 'CODE_FILE' in x:
# some of our code was using 'CODE_FUNCTION' instead of 'CODE_FUNC'
print('{}:{} {}'.format(x.get('CODE_FILE', '???'),
x.get('CODE_LINE', '???'),
x.get('CODE_FUNC', None) or x.get('CODE_FUNCTION', '???')))
print(' {}'.format(x.get('MESSAGE', 'no message!')))
for k, v in x.items():
if k.startswith('CODE_') or k in {'MESSAGE_ID', 'MESSAGE'}:
continue
print(' {}={}'.format(k, v))
print()
for i, x in enumerate(j):
if i % freq == 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('{} {.hex}: no catalog entry'.format(name, mid))
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('{} {.hex}: no field {}'.format(name, mid, field))
log_entry(x)
logged.add(index)
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