X-Git-Url: https://jxself.org/git/?a=blobdiff_plain;f=kernel_hardening_checker%2Fengine.py;h=519070857abb92667e85e09b199b17002d2afaaf;hb=9015662bb264a2aaff9913d31c8d4974ad6b945c;hp=a810b98b450008baf0601bff08606099105f5d88;hpb=7d8e8d5690ead4c66086ffde7676c5d9b3c1dabb;p=kconfig-hardened-check.git diff --git a/kernel_hardening_checker/engine.py b/kernel_hardening_checker/engine.py index a810b98..5190708 100644 --- a/kernel_hardening_checker/engine.py +++ b/kernel_hardening_checker/engine.py @@ -61,6 +61,11 @@ class OptCheck: def type(self): return None + def set_state(self, data): + assert(data is None or isinstance(data, str)), \ + f'invalid state "{data}" for "{self.name}" check' + self.state = data + def check(self): # handle the 'is present' check if self.expected == 'is present': @@ -99,16 +104,23 @@ class OptCheck: print(f'| {colorize_result(self.result)}', end='') def json_dump(self, with_results): - dump = [self.name, self.type, self.expected, self.decision, self.reason] + dump = { + "option_name": self.name, + "type": self.type, + "desired_val": self.expected, + "decision": self.decision, + "reason": self.reason, + } if with_results: - dump.append(self.result) + dump["check_result"] = self.result + dump["check_result_bool"] = self.result.startswith('OK') return dump class KconfigCheck(OptCheck): def __init__(self, *args, **kwargs): super().__init__(*args, **kwargs) - self.name = 'CONFIG_' + self.name + self.name = f'CONFIG_{self.name}' @property def type(self): @@ -129,8 +141,10 @@ class SysctlCheck(OptCheck): class VersionCheck: def __init__(self, ver_expected): - assert(ver_expected and isinstance(ver_expected, tuple) and len(ver_expected) == 2), \ - f'invalid version "{ver_expected}" for VersionCheck' + assert(ver_expected and isinstance(ver_expected, tuple) and len(ver_expected) == 3), \ + f'invalid expected version "{ver_expected}" for VersionCheck (1)' + assert(all(map(lambda x: isinstance(x, int), ver_expected))), \ + f'invalid expected version "{ver_expected}" for VersionCheck (2)' self.ver_expected = ver_expected self.ver = () self.result = None @@ -139,20 +153,33 @@ class VersionCheck: def type(self): return 'version' + def set_state(self, data): + assert(data and isinstance(data, tuple) and len(data) >= 3), \ + f'invalid version "{data}" for VersionCheck' + self.ver = data[:3] + def check(self): if self.ver[0] > self.ver_expected[0]: - self.result = f'OK: version >= {self.ver_expected[0]}.{self.ver_expected[1]}' + self.result = f'OK: version >= {self.ver_expected}' return if self.ver[0] < self.ver_expected[0]: - self.result = f'FAIL: version < {self.ver_expected[0]}.{self.ver_expected[1]}' + self.result = f'FAIL: version < {self.ver_expected}' + return + # self.ver[0] and self.ver_expected[0] are equal + if self.ver[1] > self.ver_expected[1]: + self.result = f'OK: version >= {self.ver_expected}' + return + if self.ver[1] < self.ver_expected[1]: + self.result = f'FAIL: version < {self.ver_expected}' return - if self.ver[1] >= self.ver_expected[1]: - self.result = f'OK: version >= {self.ver_expected[0]}.{self.ver_expected[1]}' + # self.ver[1] and self.ver_expected[1] are equal too + if self.ver[2] >= self.ver_expected[2]: + self.result = f'OK: version >= {self.ver_expected}' return - self.result = f'FAIL: version < {self.ver_expected[0]}.{self.ver_expected[1]}' + self.result = f'FAIL: version < {self.ver_expected}' def table_print(self, _mode, with_results): - ver_req = f'kernel version >= {self.ver_expected[0]}.{self.ver_expected[1]}' + ver_req = f'kernel version >= {self.ver_expected}' print(f'{ver_req:<91}', end='') if with_results: print(f'| {colorize_result(self.result)}', end='') @@ -183,7 +210,8 @@ class ComplexOptCheck: def table_print(self, mode, with_results): if mode == 'verbose': - print(f' {"<<< " + self.__class__.__name__ + " >>>":87}', end='') + class_name = f'<<< {self.__class__.__name__} >>>' + print(f' {class_name:87}', end='') if with_results: print(f'| {colorize_result(self.result)}', end='') for o in self.opts: @@ -198,7 +226,9 @@ class ComplexOptCheck: def json_dump(self, with_results): dump = self.opts[0].json_dump(False) if with_results: - dump.append(self.result) + # Add the 'check_result' and 'check_result_bool' keys to the dictionary + dump["check_result"] = self.result + dump["check_result_bool"] = self.result.startswith('OK') return dump @@ -279,11 +309,11 @@ def populate_simple_opt_with_data(opt, data, data_type): return if data_type in ('kconfig', 'cmdline', 'sysctl'): - opt.state = data.get(opt.name, None) + opt.set_state(data.get(opt.name, None)) else: assert(data_type == 'version'), \ f'unexpected data type "{data_type}"' - opt.ver = data + opt.set_state(data) def populate_opt_with_data(opt, data, data_type):