oslo.log

test_log_config_append_invalid fails with python 3.11.4 "configparser.MissingSectionHeaderError: File contains no section headers"

Bug #2023684 reported by Corey Bryant on 2023-06-13

This bug affects 2 people

Affects		Status	Importance	Assigned to	Milestone
	oslo.log	Fix Released	Undecided	Unassigned

Bug Description

lxc launch ubuntu-daily:mantic m1
lxc exec m1 /bin/bash
root@m1:~# git clone https://github.com/openstack/oslo.log
root@m1:~# cd oslo.log
root@m1:~/oslo.log# python3 --version
Python 3.11.4
root@m1:~/oslo.log# tox -e py311 -- oslo_log.tests.unit.test_log.LogConfigTestCase.test_log_config_append_invalid
...
{0} oslo_log.tests.unit.test_log.LogConfigTestCase.test_log_config_append_invalid [0.004787s] ... FAILED

Captured traceback:
~~~~~~~~~~~~~~~~~~~
Traceback (most recent call last):

File "/usr/lib/python3.11/logging/config.py", line 78, in fileConfig
cp.read(fname, encoding=encoding)

File "/usr/lib/python3.11/configparser.py", line 713, in read
self._read(fp, filename)

File "/usr/lib/python3.11/configparser.py", line 1101, in _read
raise MissingSectionHeaderError(fpname, lineno, line)

configparser.MissingSectionHeaderError: File contains no section headers.
file: '/tmp/tmpujx8ubx4/logging_pku4gn_.conf', line: 1
'squawk'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):

File "/root/oslo.log/oslo_log/tests/unit/test_log.py", line 1806, in test_log_config_append_invalid
self.assertRaises(log.LogConfigError, log.setup,

File "/root/oslo.log/.tox/py311/lib/python3.11/site-packages/testtools/testcase.py", line 468, in assertRaises
self.assertThat(our_callable, matcher)

      File "/root/oslo.log/.tox/py311/lib/python3.11/site-packages/testtools/testcase.py", line 479, in assertThat
    mismatch_error = self._matchHelper(matchee, matcher, message, verbose)
                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

      File "/root/oslo.log/.tox/py311/lib/python3.11/site-packages/testtools/testcase.py", line 531, in _matchHelper
    mismatch = matcher.match(matchee)
               ^^^^^^^^^^^^^^^^^^^^^^

      File "/root/oslo.log/.tox/py311/lib/python3.11/site-packages/testtools/matchers/_exception.py", line 104, in match
    mismatch = self.exception_matcher.match(exc_info)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

      File "/root/oslo.log/.tox/py311/lib/python3.11/site-packages/testtools/matchers/_higherorder.py", line 62, in match
    mismatch = matcher.match(matchee)
               ^^^^^^^^^^^^^^^^^^^^^^

File "/root/oslo.log/.tox/py311/lib/python3.11/site-packages/testtools/testcase.py", line 458, in match
reraise(*matchee)

File "/root/oslo.log/.tox/py311/lib/python3.11/site-packages/testtools/compat.py", line 26, in reraise
raise exc_obj.with_traceback(exc_tb)

      File "/root/oslo.log/.tox/py311/lib/python3.11/site-packages/testtools/matchers/_exception.py", line 97, in match
    result = matchee()
             ^^^^^^^^^

      File "/root/oslo.log/.tox/py311/lib/python3.11/site-packages/testtools/testcase.py", line 1040, in __call__
    return self._callable_object(*self._args, **self._kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

File "/root/oslo.log/oslo_log/log.py", line 289, in setup
_load_log_config(conf.log_config_append)

File "/root/oslo.log/oslo_log/log.py", line 231, in _load_log_config
logging.config.fileConfig(log_config_append,

File "/usr/lib/python3.11/logging/config.py", line 80, in fileConfig
raise RuntimeError(f'{fname} is invalid: {e}')

RuntimeError: /tmp/tmpujx8ubx4/logging_pku4gn_.conf is invalid: File contains no section headers.
file: '/tmp/tmpujx8ubx4/logging_pku4gn_.conf', line: 1
'squawk'

No tests were successful during the run

==============================
Failed 1 tests - output below:
==============================

oslo_log.tests.unit.test_log.LogConfigTestCase.test_log_config_append_invalid
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