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Nama	Ukuran	Aksi
__pycache__	-	Open
alg_lists.py	667 B	View DL Edit
general.py	371 B	View DL Edit
rules.py	1.4 MB	View DL Edit
scope.py	1.93 MB	View DL Edit
__init__.py	298 B	View DL Edit

Edit file: /usr/share/crypto-policies/python/cryptopolicies/validation/scope.py

# SPDX-License-Identifier: LGPL-2.1-or-later

import fnmatch

from .general import PolicySyntaxError

class ScopeSyntaxError(PolicySyntaxError):
    pass

class ScopeUnknownError(ScopeSyntaxError):
    def __init__(self, scope_glob):
        super().__init__(f'unknown scope {scope_glob}')

class ScopeSelectorEmptyError(ScopeSyntaxError):
    def __init__(self):
        super().__init__('empty scope selector')

class ScopeSelectorIllegalCharacterError(ScopeSyntaxError):
    def __init__(self, selector):
        super().__init__(f'illegal character in scope selector `{selector}`')

class ScopeSelectorCurlyBracketsError(ScopeSyntaxError):
    def __init__(self, pattern):
        super().__init__(f'unsupported curly brackets usage in `{pattern}`')

class ScopeSelectorCommaError(ScopeSyntaxError):
    def __init__(self, pattern):
        super().__init__(f'unsupported comma usage in `{pattern}`')

class ScopeSelectorMatchedNothingError(ScopeSyntaxError):
    def __init__(self, pattern):
        super().__init__(f'scope selector `{pattern}` matches no scope')

def illegal_characters(p, original_pattern):
    if not all(c.isalnum() or c in '{,}*_-' for c in p):
        raise ScopeSelectorIllegalCharacterError(original_pattern)

def curly_brackets(p, original_pattern):
    if ((p.count('{'), p.count('}')) not in {(0, 0), (1, 1)}
            or (p.startswith('{') and not p.endswith('}'))
            or (not p.startswith('{') and p.endswith('}'))):
        raise ScopeSelectorCurlyBracketsError(original_pattern)

def resulting_globs(globs, all_scopes, original_pattern):
    if any(',' in g for g in globs):
        raise ScopeSelectorCommaError(original_pattern)
    for g in globs:
        if not g:
            raise ScopeSelectorEmptyError
        if not fnmatch.filter(all_scopes, g):
            if '*' in g:
                raise ScopeSelectorMatchedNothingError(g)
            raise ScopeUnknownError(g)

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