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When "archive_name_format" is not set, filter archives using the default archive name format (#753).

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This commit is contained in:
Dan Helfman 2023-09-06 23:13:40 -07:00
parent 0205748db8
commit 9f3328781b
4 changed files with 20 additions and 14 deletions
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2
NEWS
View file

@ -2,6 +2,8 @@
* #743: Add a monitoring hook for sending backup status and logs to to Grafana Loki. See the
documentation for more information:
https://torsion.org/borgmatic/docs/how-to/monitor-your-backups/#loki-hook
* #753: When "archive_name_format" is not set, filter archives using the default archive name
format.
* Update documentation to recommend installing/upgrading borgmatic with pipx instead of pip. See the
documentation for more information:
https://torsion.org/borgmatic/docs/how-to/set-up-backups/#installation

5
borgmatic/borg/create.py
View file

@ -215,9 +215,6 @@ def make_list_filter_flags(local_borg_version, dry_run):
return f'{base_flags}-'
DEFAULT_ARCHIVE_NAME_FORMAT = '{hostname}-{now:%Y-%m-%dT%H:%M:%S.%f}' # noqa: FS003
def collect_borgmatic_source_directories(borgmatic_source_directory):
'''
Return a list of borgmatic-specific source directories used for state like database backups.
@ -388,7 +385,7 @@ def create_archive(
lock_wait = config.get('lock_wait', None)
list_filter_flags = make_list_filter_flags(local_borg_version, dry_run)
files_cache = config.get('files_cache')
archive_name_format = config.get('archive_name_format', DEFAULT_ARCHIVE_NAME_FORMAT)
archive_name_format = config.get('archive_name_format', flags.DEFAULT_ARCHIVE_NAME_FORMAT)
extra_borg_options = config.get('extra_borg_options', {}).get('create', '')
if feature.available(feature.Feature.ATIME, local_borg_version):

16
borgmatic/borg/flags.py
View file

@ -59,12 +59,15 @@ def make_repository_archive_flags(repository_path, archive, local_borg_version):
)
DEFAULT_ARCHIVE_NAME_FORMAT = '{hostname}-{now:%Y-%m-%dT%H:%M:%S.%f}' # noqa: FS003
def make_match_archives_flags(match_archives, archive_name_format, local_borg_version):
'''
Return match archives flags based on the given match archives value, if any. If it isn't set,
return match archives flags to match archives created with the given archive name format, if
any. This is done by replacing certain archive name format placeholders for ephemeral data (like
"{now}") with globs.
return match archives flags to match archives created with the given (or default) archive name
format. This is done by replacing certain archive name format placeholders for ephemeral data
(like "{now}") with globs.
'''
if match_archives:
if feature.available(feature.Feature.MATCH_ARCHIVES, local_borg_version):
@ -72,10 +75,9 @@ def make_match_archives_flags(match_archives, archive_name_format, local_borg_ve
else:
return ('--glob-archives', re.sub(r'^sh:', '', match_archives))
if not archive_name_format:
return ()
derived_match_archives = re.sub(r'\{(now|utcnow|pid)([:%\w\.-]*)\}', '*', archive_name_format)
derived_match_archives = re.sub(
r'\{(now|utcnow|pid)([:%\w\.-]*)\}', '*', archive_name_format or DEFAULT_ARCHIVE_NAME_FORMAT
)
if derived_match_archives == '*':
return ()

11
tests/unit/borg/test_flags.py
View file

@ -88,8 +88,8 @@ def test_make_repository_archive_flags_with_borg_features_joins_repository_and_a
@pytest.mark.parametrize(
'match_archives,archive_name_format,feature_available,expected_result',
(
(None, None, True, ()),
(None, '', True, ()),
(None, None, True, ('--match-archives', 'sh:{hostname}-*')), # noqa: FS003
(None, '', True, ('--match-archives', 'sh:{hostname}-*')), # noqa: FS003
(
're:foo-.*',
'{hostname}-{now}', # noqa: FS003
@ -145,7 +145,12 @@ def test_make_repository_archive_flags_with_borg_features_joins_repository_and_a
True,
(),
),
(None, '{utcnow}-docs-{user}', False, ('--glob-archives', '*-docs-{user}')), # noqa: FS003
(
None,
'{utcnow}-docs-{user}', # noqa: FS003
False,
('--glob-archives', '*-docs-{user}'), # noqa: FS003
),
),
)
def test_make_match_archives_flags_makes_flags_with_globs(