112 lines
4.7 KiB
Python
112 lines
4.7 KiB
Python
import logging
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import os
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def normalize(config_filename, config):
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'''
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Given a configuration filename and a configuration dict of its loaded contents, apply particular
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hard-coded rules to normalize the configuration to adhere to the current schema. Return any log
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message warnings produced based on the normalization performed.
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'''
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logs = []
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location = config.get('location') or {}
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storage = config.get('storage') or {}
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consistency = config.get('consistency') or {}
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hooks = config.get('hooks') or {}
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# Upgrade exclude_if_present from a string to a list.
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exclude_if_present = location.get('exclude_if_present')
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if isinstance(exclude_if_present, str):
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config['location']['exclude_if_present'] = [exclude_if_present]
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# Upgrade various monitoring hooks from a string to a dict.
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healthchecks = hooks.get('healthchecks')
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if isinstance(healthchecks, str):
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config['hooks']['healthchecks'] = {'ping_url': healthchecks}
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cronitor = hooks.get('cronitor')
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if isinstance(cronitor, str):
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config['hooks']['cronitor'] = {'ping_url': cronitor}
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pagerduty = hooks.get('pagerduty')
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if isinstance(pagerduty, str):
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config['hooks']['pagerduty'] = {'integration_key': pagerduty}
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cronhub = hooks.get('cronhub')
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if isinstance(cronhub, str):
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config['hooks']['cronhub'] = {'ping_url': cronhub}
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# Upgrade consistency checks from a list of strings to a list of dicts.
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checks = consistency.get('checks')
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if isinstance(checks, list) and len(checks) and isinstance(checks[0], str):
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config['consistency']['checks'] = [{'name': check_type} for check_type in checks]
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# Rename various configuration options.
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numeric_owner = location.pop('numeric_owner', None)
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if numeric_owner is not None:
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config['location']['numeric_ids'] = numeric_owner
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bsd_flags = location.pop('bsd_flags', None)
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if bsd_flags is not None:
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config['location']['flags'] = bsd_flags
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remote_rate_limit = storage.pop('remote_rate_limit', None)
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if remote_rate_limit is not None:
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config['storage']['upload_rate_limit'] = remote_rate_limit
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# Upgrade remote repositories to ssh:// syntax, required in Borg 2.
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repositories = location.get('repositories')
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if repositories:
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if isinstance(repositories[0], str):
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config['location']['repositories'] = [
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{'path': repository} for repository in repositories
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]
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repositories = config['location']['repositories']
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config['location']['repositories'] = []
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for repository_dict in repositories:
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repository_path = repository_dict['path']
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if '~' in repository_path:
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logs.append(
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logging.makeLogRecord(
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dict(
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levelno=logging.WARNING,
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levelname='WARNING',
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msg=f'{config_filename}: Repository paths containing "~" are deprecated in borgmatic and no longer work in Borg 2.x+.',
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)
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)
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)
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if ':' in repository_path:
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if repository_path.startswith('file://'):
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updated_repository_path = os.path.abspath(
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repository_path.partition('file://')[-1]
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)
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config['location']['repositories'].append(
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dict(
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repository_dict,
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path=updated_repository_path,
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)
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)
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elif repository_path.startswith('ssh://'):
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config['location']['repositories'].append(repository_dict)
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else:
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rewritten_repository_path = f"ssh://{repository_path.replace(':~', '/~').replace(':/', '/').replace(':', '/./')}"
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logs.append(
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logging.makeLogRecord(
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dict(
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levelno=logging.WARNING,
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levelname='WARNING',
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msg=f'{config_filename}: Remote repository paths without ssh:// syntax are deprecated. Interpreting "{repository_path}" as "{rewritten_repository_path}"',
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)
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)
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)
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config['location']['repositories'].append(
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dict(
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repository_dict,
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path=rewritten_repository_path,
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)
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)
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else:
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config['location']['repositories'].append(repository_dict)
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return logs
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