Fix conflict between "patterns" and "source_directories" (#574), make "source_directories" optional (#542).
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a274c0dbf7
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6 changed files with 39 additions and 18 deletions
9
NEWS
9
NEWS
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@ -1,3 +1,12 @@
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1.7.1.dev0
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* #542: Make the "source_directories" option optional. This is useful for "check"-only setups or
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using "patterns" exclusively.
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* #574: Fix for potential data loss (data not getting backed up) when the "patterns" option was
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used with "source_directories" (or the "~/.borgmatic" path existed, which got injected into
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"source_directories" implicitly). The fix is for borgmatic to convert "source_directories" into
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patterns whenever "patterns" is used, working around a potential Borg bug:
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https://github.com/borgbackup/borg/issues/6994
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1.7.0
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* #463: Add "before_actions" and "after_actions" command hooks that run before/after all the
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actions for each repository. These new hooks are a good place to run per-repository steps like
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@ -98,16 +98,19 @@ def deduplicate_directories(directory_devices):
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return tuple(sorted(deduplicated))
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def write_pattern_file(patterns=None):
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def write_pattern_file(patterns=None, sources=None):
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'''
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Given a sequence of patterns, write them to a named temporary file and return it. Return None
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if no patterns are provided.
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Given a sequence of patterns and an optional sequence of source directories, write them to a
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named temporary file (with the source directories as additional roots) and return the file.
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Return None if no patterns are provided.
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'''
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if not patterns:
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return None
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pattern_file = tempfile.NamedTemporaryFile('w')
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pattern_file.write('\n'.join(patterns))
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pattern_file.write(
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'\n'.join(tuple(patterns) + tuple(f'R {source}' for source in (sources or [])))
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)
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pattern_file.flush()
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return pattern_file
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@ -216,7 +219,7 @@ def create_archive(
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sources = deduplicate_directories(
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map_directories_to_devices(
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expand_directories(
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location_config['source_directories']
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location_config.get('source_directories', [])
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+ borgmatic_source_directories(location_config.get('borgmatic_source_directory'))
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)
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)
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@ -226,7 +229,7 @@ def create_archive(
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working_directory = os.path.expanduser(location_config.get('working_directory'))
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except TypeError:
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working_directory = None
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pattern_file = write_pattern_file(location_config.get('patterns'))
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pattern_file = write_pattern_file(location_config.get('patterns'), sources)
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exclude_file = write_pattern_file(
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expand_home_directories(location_config.get('exclude_patterns'))
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)
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@ -299,7 +302,7 @@ def create_archive(
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+ (('--json',) if json else ())
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+ (tuple(extra_borg_options.split(' ')) if extra_borg_options else ())
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+ flags.make_repository_archive_flags(repository, archive_name_format, local_borg_version)
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+ sources
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+ (sources if not pattern_file else ())
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)
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if json:
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@ -11,7 +11,6 @@ properties:
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https://borgbackup.readthedocs.io/en/stable/usage/create.html
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for details.
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required:
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- source_directories
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- repositories
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additionalProperties: false
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properties:
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@ -20,8 +19,8 @@ properties:
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items:
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type: string
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description: |
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List of source directories to backup (required). Globs and
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tildes are expanded. Do not backslash spaces in path names.
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List of source directories to backup. Globs and tildes are
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expanded. Do not backslash spaces in path names.
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example:
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- /home
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- /etc
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@ -123,7 +122,8 @@ properties:
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backups. Globs are expanded. (Tildes are not.) See the
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output of "borg help patterns" for more details. Quote any
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value if it contains leading punctuation, so it parses
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correctly.
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correctly. Note that only one of "patterns" and
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"source_directories" may be used.
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example:
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- 'R /'
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- '- /home/*/.cache'
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@ -72,7 +72,7 @@ def apply_logical_validation(config_filename, parsed_configuration):
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raise Validation_error(
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config_filename,
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(
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'Unknown repository in the consistency section\'s check_repositories: {}'.format(
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'Unknown repository in the "consistency" section\'s "check_repositories": {}'.format(
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repository
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),
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),
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2
setup.py
2
setup.py
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from setuptools import find_packages, setup
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VERSION = '1.7.0'
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VERSION = '1.7.1.dev0'
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setup(
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@ -109,11 +109,20 @@ def test_deduplicate_directories_removes_child_paths_on_the_same_filesystem(
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assert module.deduplicate_directories(directories) == expected_directories
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def test_write_pattern_file_does_not_raise():
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temporary_file = flexmock(name='filename', write=lambda mode: None, flush=lambda: None)
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def test_write_pattern_file_writes_pattern_lines():
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temporary_file = flexmock(name='filename', flush=lambda: None)
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temporary_file.should_receive('write').with_args('R /foo\n+ /foo/bar')
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flexmock(module.tempfile).should_receive('NamedTemporaryFile').and_return(temporary_file)
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module.write_pattern_file(['exclude'])
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module.write_pattern_file(['R /foo', '+ /foo/bar'])
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def test_write_pattern_file_with_sources_writes_sources_as_roots():
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temporary_file = flexmock(name='filename', flush=lambda: None)
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temporary_file.should_receive('write').with_args('R /foo\n+ /foo/bar\nR /baz\nR /quux')
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flexmock(module.tempfile).should_receive('NamedTemporaryFile').and_return(temporary_file)
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module.write_pattern_file(['R /foo', '+ /foo/bar'], sources=['/baz', '/quux'])
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def test_write_pattern_file_with_empty_exclude_patterns_does_not_raise():
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@ -357,7 +366,7 @@ def test_create_archive_calls_borg_with_environment():
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)
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def test_create_archive_with_patterns_calls_borg_with_patterns():
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def test_create_archive_with_patterns_calls_borg_with_patterns_including_converted_source_directories():
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pattern_flags = ('--patterns-from', 'patterns')
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flexmock(module).should_receive('borgmatic_source_directories').and_return([])
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flexmock(module).should_receive('deduplicate_directories').and_return(('foo', 'bar'))
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@ -377,7 +386,7 @@ def test_create_archive_with_patterns_calls_borg_with_patterns():
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)
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flexmock(module.environment).should_receive('make_environment')
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flexmock(module).should_receive('execute_command').with_args(
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('borg', 'create') + pattern_flags + REPO_ARCHIVE_WITH_PATHS,
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('borg', 'create') + pattern_flags + (f'repo::{DEFAULT_ARCHIVE_NAME}',),
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output_log_level=logging.INFO,
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output_file=None,
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borg_local_path='borg',
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