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73 lines
2.1 KiB
73 lines
2.1 KiB
from dataclasses import dataclass
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from typing import Tuple, List, Optional
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@dataclass
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class Password:
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password: Optional[str]
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login: Optional[str] = None
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#-------------------------------------------------------------------------------
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class PasswordManager( object ):
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"""
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An abstract password manager.
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Instanciate concrete instances via the Manager() function
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"""
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def get( self, identifier: str ) -> Password:
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"""
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Gets a password from the manager.
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This function is overriden by the concrete PasswordManager instances.
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Args:
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identifier: which password to get
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Returns:
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None if the password is not found,
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the password otherwise
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"""
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return Password( None )
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from .plaintext import PlainTextPasswordManager
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from .gnupass import GNUPassPasswordManager
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#-------------------------------------------------------------------------------
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def verify( config: dict, path: str = "" ) -> Tuple[bool, List[str]]:
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"""
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Verifies that the configuration is correct
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Args:
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config: dict with password manager configuration
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path: path to the "config" dict in the main configuration file
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Returns:
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bool: true if the config is correct
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List[str]: list of errors if the config is not correct
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"""
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if "manager" not in config:
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return (False, [f'Missing "{path}.manager" value'])
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manager = config["manager"]
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for cls in PasswordManager.__subclasses__():
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if manager == cls.name():
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return cls.verify(config, path)
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return (False, [f'Unknown password manager "{manager}"'])
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#-------------------------------------------------------------------------------
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def Manager( config: dict ) -> PasswordManager:
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"""
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Instanciates a PasswordManager instance from a given configuration
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"""
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if "manager" not in config:
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raise ValueError
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manager = config["manager"]
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for cls in PasswordManager.__subclasses__():
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if manager == cls.name():
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return cls(config)
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raise ValueError
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