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			797 lines
		
	
	
		
			35 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			797 lines
		
	
	
		
			35 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
#!/usr/bin/env python3
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"""Analyze the test outcomes from a full CI run.
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This script can also run on outcomes from a partial run, but the results are
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less likely to be useful.
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"""
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import argparse
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import sys
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import traceback
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import re
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import subprocess
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import os
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import typing
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import check_test_cases
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# `ComponentOutcomes` is a named tuple which is defined as:
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# ComponentOutcomes(
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#     successes = {
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#         "<suite_case>",
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#         ...
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#     },
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#     failures = {
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#         "<suite_case>",
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#         ...
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#     }
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# )
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# suite_case = "<suite>;<case>"
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ComponentOutcomes = typing.NamedTuple('ComponentOutcomes',
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                                      [('successes', typing.Set[str]),
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                                       ('failures', typing.Set[str])])
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# `Outcomes` is a representation of the outcomes file,
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# which defined as:
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# Outcomes = {
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#     "<component>": ComponentOutcomes,
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#     ...
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# }
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Outcomes = typing.Dict[str, ComponentOutcomes]
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class Results:
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    """Process analysis results."""
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    def __init__(self):
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        self.error_count = 0
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        self.warning_count = 0
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    def new_section(self, fmt, *args, **kwargs):
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        self._print_line('\n*** ' + fmt + ' ***\n', *args, **kwargs)
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    def info(self, fmt, *args, **kwargs):
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        self._print_line('Info: ' + fmt, *args, **kwargs)
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    def error(self, fmt, *args, **kwargs):
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        self.error_count += 1
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        self._print_line('Error: ' + fmt, *args, **kwargs)
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    def warning(self, fmt, *args, **kwargs):
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        self.warning_count += 1
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        self._print_line('Warning: ' + fmt, *args, **kwargs)
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    @staticmethod
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    def _print_line(fmt, *args, **kwargs):
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        sys.stderr.write((fmt + '\n').format(*args, **kwargs))
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def execute_reference_driver_tests(results: Results, ref_component: str, driver_component: str, \
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                                   outcome_file: str) -> None:
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    """Run the tests specified in ref_component and driver_component. Results
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    are stored in the output_file and they will be used for the following
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    coverage analysis"""
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    results.new_section("Test {} and {}", ref_component, driver_component)
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    shell_command = "tests/scripts/all.sh --outcome-file " + outcome_file + \
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                    " " + ref_component + " " + driver_component
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    results.info("Running: {}", shell_command)
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    ret_val = subprocess.run(shell_command.split(), check=False).returncode
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    if ret_val != 0:
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        results.error("failed to run reference/driver components")
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def analyze_coverage(results: Results, outcomes: Outcomes,
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                     allow_list: typing.List[str], full_coverage: bool) -> None:
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    """Check that all available test cases are executed at least once."""
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    # Make sure that the generated data files are present (and up-to-date).
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    # This allows analyze_outcomes.py to run correctly on a fresh Git
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    # checkout.
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    cp = subprocess.run(['make', 'generated_files'],
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                        cwd='tests',
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                        stdout=subprocess.PIPE, stderr=subprocess.STDOUT,
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                        check=False)
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    if cp.returncode != 0:
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        sys.stderr.write(cp.stdout.decode('utf-8'))
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        results.error("Failed \"make generated_files\" in tests. "
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                      "Coverage analysis may be incorrect.")
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    available = check_test_cases.collect_available_test_cases()
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    for suite_case in available:
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        hit = any(suite_case in comp_outcomes.successes or
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                  suite_case in comp_outcomes.failures
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                  for comp_outcomes in outcomes.values())
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        if not hit and suite_case not in allow_list:
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            if full_coverage:
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                results.error('Test case not executed: {}', suite_case)
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            else:
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                results.warning('Test case not executed: {}', suite_case)
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        elif hit and suite_case in allow_list:
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            # Test Case should be removed from the allow list.
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            if full_coverage:
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                results.error('Allow listed test case was executed: {}', suite_case)
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            else:
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                results.warning('Allow listed test case was executed: {}', suite_case)
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def name_matches_pattern(name: str, str_or_re) -> bool:
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    """Check if name matches a pattern, that may be a string or regex.
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    - If the pattern is a string, name must be equal to match.
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    - If the pattern is a regex, name must fully match.
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    """
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    # The CI's python is too old for re.Pattern
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    #if isinstance(str_or_re, re.Pattern):
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    if not isinstance(str_or_re, str):
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        return str_or_re.fullmatch(name) is not None
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    else:
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        return str_or_re == name
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def analyze_driver_vs_reference(results: Results, outcomes: Outcomes,
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                                component_ref: str, component_driver: str,
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                                ignored_suites: typing.List[str], ignored_tests=None) -> None:
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    """Check that all tests passing in the reference component are also
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    passing in the corresponding driver component.
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    Skip:
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    - full test suites provided in ignored_suites list
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    - only some specific test inside a test suite, for which the corresponding
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      output string is provided
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    """
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    ref_outcomes = outcomes.get("component_" + component_ref)
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    driver_outcomes = outcomes.get("component_" + component_driver)
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    if ref_outcomes is None or driver_outcomes is None:
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        results.error("required components are missing: bad outcome file?")
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        return
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    if not ref_outcomes.successes:
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        results.error("no passing test in reference component: bad outcome file?")
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        return
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    for suite_case in ref_outcomes.successes:
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        # suite_case is like "test_suite_foo.bar;Description of test case"
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        (full_test_suite, test_string) = suite_case.split(';')
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        test_suite = full_test_suite.split('.')[0] # retrieve main part of test suite name
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        # Immediately skip fully-ignored test suites
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        if test_suite in ignored_suites or full_test_suite in ignored_suites:
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            continue
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        # For ignored test cases inside test suites, just remember and:
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        # don't issue an error if they're skipped with drivers,
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        # but issue an error if they're not (means we have a bad entry).
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        ignored = False
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        for str_or_re in (ignored_tests.get(full_test_suite, []) +
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                          ignored_tests.get(test_suite, [])):
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            if name_matches_pattern(test_string, str_or_re):
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                ignored = True
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        if not ignored and not suite_case in driver_outcomes.successes:
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            results.error("PASS -> SKIP/FAIL: {}", suite_case)
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        if ignored and suite_case in driver_outcomes.successes:
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            results.error("uselessly ignored: {}", suite_case)
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def analyze_outcomes(results: Results, outcomes: Outcomes, args) -> None:
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    """Run all analyses on the given outcome collection."""
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    analyze_coverage(results, outcomes, args['allow_list'],
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                     args['full_coverage'])
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def read_outcome_file(outcome_file: str) -> Outcomes:
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    """Parse an outcome file and return an outcome collection.
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    """
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    outcomes = {}
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    with open(outcome_file, 'r', encoding='utf-8') as input_file:
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        for line in input_file:
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            (_platform, component, suite, case, result, _cause) = line.split(';')
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            # Note that `component` is not unique. If a test case passes on Linux
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            # and fails on FreeBSD, it'll end up in both the successes set and
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            # the failures set.
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            suite_case = ';'.join([suite, case])
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            if component not in outcomes:
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                outcomes[component] = ComponentOutcomes(set(), set())
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            if result == 'PASS':
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                outcomes[component].successes.add(suite_case)
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            elif result == 'FAIL':
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                outcomes[component].failures.add(suite_case)
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    return outcomes
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def do_analyze_coverage(results: Results, outcomes: Outcomes, args) -> None:
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    """Perform coverage analysis."""
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    results.new_section("Analyze coverage")
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    analyze_outcomes(results, outcomes, args)
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def do_analyze_driver_vs_reference(results: Results, outcomes: Outcomes, args) -> None:
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    """Perform driver vs reference analyze."""
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    results.new_section("Analyze driver {} vs reference {}",
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                        args['component_driver'], args['component_ref'])
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    ignored_suites = ['test_suite_' + x for x in args['ignored_suites']]
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    analyze_driver_vs_reference(results, outcomes,
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                                args['component_ref'], args['component_driver'],
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                                ignored_suites, args['ignored_tests'])
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# List of tasks with a function that can handle this task and additional arguments if required
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KNOWN_TASKS = {
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    'analyze_coverage':                 {
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        'test_function': do_analyze_coverage,
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        'args': {
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            'allow_list': [
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                # Algorithm not supported yet
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                'test_suite_psa_crypto_metadata;Asymmetric signature: pure EdDSA',
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                # Algorithm not supported yet
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                'test_suite_psa_crypto_metadata;Cipher: XTS',
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            ],
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            'full_coverage': False,
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        }
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    },
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    # There are 2 options to use analyze_driver_vs_reference_xxx locally:
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    # 1. Run tests and then analysis:
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    #   - tests/scripts/all.sh --outcome-file "$PWD/out.csv" <component_ref> <component_driver>
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    #   - tests/scripts/analyze_outcomes.py out.csv analyze_driver_vs_reference_xxx
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    # 2. Let this script run both automatically:
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    #   - tests/scripts/analyze_outcomes.py out.csv analyze_driver_vs_reference_xxx
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    'analyze_driver_vs_reference_hash': {
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        'test_function': do_analyze_driver_vs_reference,
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        'args': {
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            'component_ref': 'test_psa_crypto_config_reference_hash_use_psa',
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            'component_driver': 'test_psa_crypto_config_accel_hash_use_psa',
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            'ignored_suites': [
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                'shax', 'mdx', # the software implementations that are being excluded
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                'md.psa',  # purposefully depends on whether drivers are present
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                'psa_crypto_low_hash.generated', # testing the builtins
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            ],
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            'ignored_tests': {
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                'test_suite_config': [
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                    re.compile(r'.*\bMBEDTLS_(MD5|RIPEMD160|SHA[0-9]+)_.*'),
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                ],
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                'test_suite_platform': [
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                    # Incompatible with sanitizers (e.g. ASan). If the driver
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                    # component uses a sanitizer but the reference component
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                    # doesn't, we have a PASS vs SKIP mismatch.
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                    'Check mbedtls_calloc overallocation',
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                ],
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            }
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        }
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    },
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    'analyze_driver_vs_reference_hmac': {
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        'test_function': do_analyze_driver_vs_reference,
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        'args': {
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            'component_ref': 'test_psa_crypto_config_reference_hmac',
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            'component_driver': 'test_psa_crypto_config_accel_hmac',
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            'ignored_suites': [
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                # These suites require legacy hash support, which is disabled
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                # in the accelerated component.
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                'shax', 'mdx',
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                # This suite tests builtins directly, but these are missing
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                # in the accelerated case.
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                'psa_crypto_low_hash.generated',
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            ],
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            'ignored_tests': {
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                'test_suite_config': [
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                    re.compile(r'.*\bMBEDTLS_(MD5|RIPEMD160|SHA[0-9]+)_.*'),
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                    re.compile(r'.*\bMBEDTLS_MD_C\b')
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                ],
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                'test_suite_md': [
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                    # Builtin HMAC is not supported in the accelerate component.
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                    re.compile('.*HMAC.*'),
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                    # Following tests make use of functions which are not available
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                    # when MD_C is disabled, as it happens in the accelerated
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                    # test component.
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                    re.compile('generic .* Hash file .*'),
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                    'MD list',
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                ],
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                'test_suite_md.psa': [
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                    # "legacy only" tests require hash algorithms to be NOT
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                    # accelerated, but this of course false for the accelerated
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                    # test component.
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                    re.compile('PSA dispatch .* legacy only'),
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                ],
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                'test_suite_platform': [
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                    # Incompatible with sanitizers (e.g. ASan). If the driver
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                    # component uses a sanitizer but the reference component
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                    # doesn't, we have a PASS vs SKIP mismatch.
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                    'Check mbedtls_calloc overallocation',
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                ],
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            }
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        }
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    },
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    'analyze_driver_vs_reference_cipher_aead_cmac': {
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        'test_function': do_analyze_driver_vs_reference,
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        'args': {
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            'component_ref': 'test_psa_crypto_config_reference_cipher_aead_cmac',
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            'component_driver': 'test_psa_crypto_config_accel_cipher_aead_cmac',
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            # Modules replaced by drivers.
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            'ignored_suites': [
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                # low-level (block/stream) cipher modules
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                'aes', 'aria', 'camellia', 'des', 'chacha20',
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                # AEAD modes and CMAC
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                'ccm', 'chachapoly', 'cmac', 'gcm',
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                # The Cipher abstraction layer
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                'cipher',
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            ],
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            'ignored_tests': {
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                'test_suite_config': [
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                    re.compile(r'.*\bMBEDTLS_(AES|ARIA|CAMELLIA|CHACHA20|DES)_.*'),
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                    re.compile(r'.*\bMBEDTLS_(CCM|CHACHAPOLY|CMAC|GCM)_.*'),
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                    re.compile(r'.*\bMBEDTLS_AES(\w+)_C\b.*'),
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                    re.compile(r'.*\bMBEDTLS_CIPHER_.*'),
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                ],
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                # PEM decryption is not supported so far.
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                # The rest of PEM (write, unencrypted read) works though.
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                'test_suite_pem': [
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                    re.compile(r'PEM read .*(AES|DES|\bencrypt).*'),
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                ],
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                'test_suite_platform': [
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                    # Incompatible with sanitizers (e.g. ASan). If the driver
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                    # component uses a sanitizer but the reference component
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                    # doesn't, we have a PASS vs SKIP mismatch.
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                    'Check mbedtls_calloc overallocation',
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                ],
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                # Following tests depend on AES_C/DES_C but are not about
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                # them really, just need to know some error code is there.
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                'test_suite_error': [
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                    'Low and high error',
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                    'Single low error'
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                ],
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                # Similar to test_suite_error above.
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                'test_suite_version': [
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                    'Check for MBEDTLS_AES_C when already present',
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                ],
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                # The en/decryption part of PKCS#12 is not supported so far.
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                # The rest of PKCS#12 (key derivation) works though.
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                'test_suite_pkcs12': [
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                    re.compile(r'PBE Encrypt, .*'),
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                    re.compile(r'PBE Decrypt, .*'),
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                ],
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                # The en/decryption part of PKCS#5 is not supported so far.
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                # The rest of PKCS#5 (PBKDF2) works though.
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                'test_suite_pkcs5': [
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                    re.compile(r'PBES2 Encrypt, .*'),
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                    re.compile(r'PBES2 Decrypt .*'),
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                ],
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                # Encrypted keys are not supported so far.
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                # pylint: disable=line-too-long
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                'test_suite_pkparse': [
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                    'Key ASN1 (Encrypted key PKCS12, trailing garbage data)',
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                    'Key ASN1 (Encrypted key PKCS5, trailing garbage data)',
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                    re.compile(r'Parse (RSA|EC) Key .*\(.* ([Ee]ncrypted|password).*\)'),
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                ],
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                # Encrypted keys are not supported so far.
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                'ssl-opt': [
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                    'TLS: password protected server key',
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                    'TLS: password protected client key',
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                    'TLS: password protected server key, two certificates',
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                ],
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            }
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        }
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    },
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    'analyze_driver_vs_reference_ecp_light_only': {
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        'test_function': do_analyze_driver_vs_reference,
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        'args': {
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            'component_ref': 'test_psa_crypto_config_reference_ecc_ecp_light_only',
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            'component_driver': 'test_psa_crypto_config_accel_ecc_ecp_light_only',
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            'ignored_suites': [
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                # Modules replaced by drivers
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                'ecdsa', 'ecdh', 'ecjpake',
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            ],
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            'ignored_tests': {
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                'test_suite_config': [
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                    re.compile(r'.*\bMBEDTLS_(ECDH|ECDSA|ECJPAKE|ECP)_.*'),
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                ],
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                'test_suite_platform': [
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                    # Incompatible with sanitizers (e.g. ASan). If the driver
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                    # component uses a sanitizer but the reference component
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                    # doesn't, we have a PASS vs SKIP mismatch.
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                    'Check mbedtls_calloc overallocation',
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                ],
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                # This test wants a legacy function that takes f_rng, p_rng
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                # arguments, and uses legacy ECDSA for that. The test is
 | 
						|
                # really about the wrapper around the PSA RNG, not ECDSA.
 | 
						|
                'test_suite_random': [
 | 
						|
                    'PSA classic wrapper: ECDSA signature (SECP256R1)',
 | 
						|
                ],
 | 
						|
                # In the accelerated test ECP_C is not set (only ECP_LIGHT is)
 | 
						|
                # so we must ignore disparities in the tests for which ECP_C
 | 
						|
                # is required.
 | 
						|
                'test_suite_ecp': [
 | 
						|
                    re.compile(r'ECP check public-private .*'),
 | 
						|
                    re.compile(r'ECP calculate public: .*'),
 | 
						|
                    re.compile(r'ECP gen keypair .*'),
 | 
						|
                    re.compile(r'ECP point muladd .*'),
 | 
						|
                    re.compile(r'ECP point multiplication .*'),
 | 
						|
                    re.compile(r'ECP test vectors .*'),
 | 
						|
                ],
 | 
						|
                'test_suite_ssl': [
 | 
						|
                    # This deprecated function is only present when ECP_C is On.
 | 
						|
                    'Test configuration of groups for DHE through mbedtls_ssl_conf_curves()',
 | 
						|
                ],
 | 
						|
            }
 | 
						|
        }
 | 
						|
    },
 | 
						|
    'analyze_driver_vs_reference_no_ecp_at_all': {
 | 
						|
        'test_function': do_analyze_driver_vs_reference,
 | 
						|
        'args': {
 | 
						|
            'component_ref': 'test_psa_crypto_config_reference_ecc_no_ecp_at_all',
 | 
						|
            'component_driver': 'test_psa_crypto_config_accel_ecc_no_ecp_at_all',
 | 
						|
            'ignored_suites': [
 | 
						|
                # Modules replaced by drivers
 | 
						|
                'ecp', 'ecdsa', 'ecdh', 'ecjpake',
 | 
						|
            ],
 | 
						|
            'ignored_tests': {
 | 
						|
                'test_suite_config': [
 | 
						|
                    re.compile(r'.*\bMBEDTLS_(ECDH|ECDSA|ECJPAKE|ECP)_.*'),
 | 
						|
                    re.compile(r'.*\bMBEDTLS_PK_PARSE_EC_COMPRESSED\b.*'),
 | 
						|
                ],
 | 
						|
                'test_suite_platform': [
 | 
						|
                    # Incompatible with sanitizers (e.g. ASan). If the driver
 | 
						|
                    # component uses a sanitizer but the reference component
 | 
						|
                    # doesn't, we have a PASS vs SKIP mismatch.
 | 
						|
                    'Check mbedtls_calloc overallocation',
 | 
						|
                ],
 | 
						|
                # See ecp_light_only
 | 
						|
                'test_suite_random': [
 | 
						|
                    'PSA classic wrapper: ECDSA signature (SECP256R1)',
 | 
						|
                ],
 | 
						|
                'test_suite_pkparse': [
 | 
						|
                    # When PK_PARSE_C and ECP_C are defined then PK_PARSE_EC_COMPRESSED
 | 
						|
                    # is automatically enabled in build_info.h (backward compatibility)
 | 
						|
                    # even if it is disabled in config_psa_crypto_no_ecp_at_all(). As a
 | 
						|
                    # consequence compressed points are supported in the reference
 | 
						|
                    # component but not in the accelerated one, so they should be skipped
 | 
						|
                    # while checking driver's coverage.
 | 
						|
                    re.compile(r'Parse EC Key .*compressed\)'),
 | 
						|
                    re.compile(r'Parse Public EC Key .*compressed\)'),
 | 
						|
                ],
 | 
						|
                # See ecp_light_only
 | 
						|
                'test_suite_ssl': [
 | 
						|
                    'Test configuration of groups for DHE through mbedtls_ssl_conf_curves()',
 | 
						|
                ],
 | 
						|
            }
 | 
						|
        }
 | 
						|
    },
 | 
						|
    'analyze_driver_vs_reference_ecc_no_bignum': {
 | 
						|
        'test_function': do_analyze_driver_vs_reference,
 | 
						|
        'args': {
 | 
						|
            'component_ref': 'test_psa_crypto_config_reference_ecc_no_bignum',
 | 
						|
            'component_driver': 'test_psa_crypto_config_accel_ecc_no_bignum',
 | 
						|
            'ignored_suites': [
 | 
						|
                # Modules replaced by drivers
 | 
						|
                'ecp', 'ecdsa', 'ecdh', 'ecjpake',
 | 
						|
                'bignum_core', 'bignum_random', 'bignum_mod', 'bignum_mod_raw',
 | 
						|
                'bignum.generated', 'bignum.misc',
 | 
						|
            ],
 | 
						|
            'ignored_tests': {
 | 
						|
                'test_suite_config': [
 | 
						|
                    re.compile(r'.*\bMBEDTLS_BIGNUM_C\b.*'),
 | 
						|
                    re.compile(r'.*\bMBEDTLS_(ECDH|ECDSA|ECJPAKE|ECP)_.*'),
 | 
						|
                    re.compile(r'.*\bMBEDTLS_PK_PARSE_EC_COMPRESSED\b.*'),
 | 
						|
                ],
 | 
						|
                'test_suite_platform': [
 | 
						|
                    # Incompatible with sanitizers (e.g. ASan). If the driver
 | 
						|
                    # component uses a sanitizer but the reference component
 | 
						|
                    # doesn't, we have a PASS vs SKIP mismatch.
 | 
						|
                    'Check mbedtls_calloc overallocation',
 | 
						|
                ],
 | 
						|
                # See ecp_light_only
 | 
						|
                'test_suite_random': [
 | 
						|
                    'PSA classic wrapper: ECDSA signature (SECP256R1)',
 | 
						|
                ],
 | 
						|
                # See no_ecp_at_all
 | 
						|
                'test_suite_pkparse': [
 | 
						|
                    re.compile(r'Parse EC Key .*compressed\)'),
 | 
						|
                    re.compile(r'Parse Public EC Key .*compressed\)'),
 | 
						|
                ],
 | 
						|
                'test_suite_asn1parse': [
 | 
						|
                    'INTEGER too large for mpi',
 | 
						|
                ],
 | 
						|
                'test_suite_asn1write': [
 | 
						|
                    re.compile(r'ASN.1 Write mpi.*'),
 | 
						|
                ],
 | 
						|
                'test_suite_debug': [
 | 
						|
                    re.compile(r'Debug print mbedtls_mpi.*'),
 | 
						|
                ],
 | 
						|
                # See ecp_light_only
 | 
						|
                'test_suite_ssl': [
 | 
						|
                    'Test configuration of groups for DHE through mbedtls_ssl_conf_curves()',
 | 
						|
                ],
 | 
						|
            }
 | 
						|
        }
 | 
						|
    },
 | 
						|
    'analyze_driver_vs_reference_ecc_ffdh_no_bignum': {
 | 
						|
        'test_function': do_analyze_driver_vs_reference,
 | 
						|
        'args': {
 | 
						|
            'component_ref': 'test_psa_crypto_config_reference_ecc_ffdh_no_bignum',
 | 
						|
            'component_driver': 'test_psa_crypto_config_accel_ecc_ffdh_no_bignum',
 | 
						|
            'ignored_suites': [
 | 
						|
                # Modules replaced by drivers
 | 
						|
                'ecp', 'ecdsa', 'ecdh', 'ecjpake', 'dhm',
 | 
						|
                'bignum_core', 'bignum_random', 'bignum_mod', 'bignum_mod_raw',
 | 
						|
                'bignum.generated', 'bignum.misc',
 | 
						|
            ],
 | 
						|
            'ignored_tests': {
 | 
						|
                'ssl-opt': [
 | 
						|
                    # DHE support in TLS 1.2 requires built-in MBEDTLS_DHM_C
 | 
						|
                    # (because it needs custom groups, which PSA does not
 | 
						|
                    # provide), even with MBEDTLS_USE_PSA_CRYPTO.
 | 
						|
                    re.compile(r'PSK callback:.*\bdhe-psk\b.*'),
 | 
						|
                ],
 | 
						|
                'test_suite_config': [
 | 
						|
                    re.compile(r'.*\bMBEDTLS_BIGNUM_C\b.*'),
 | 
						|
                    re.compile(r'.*\bMBEDTLS_DHM_C\b.*'),
 | 
						|
                    re.compile(r'.*\bMBEDTLS_(ECDH|ECDSA|ECJPAKE|ECP)_.*'),
 | 
						|
                    re.compile(r'.*\bMBEDTLS_KEY_EXCHANGE_DHE_PSK_ENABLED\b.*'),
 | 
						|
                    re.compile(r'.*\bMBEDTLS_PK_PARSE_EC_COMPRESSED\b.*'),
 | 
						|
                ],
 | 
						|
                'test_suite_platform': [
 | 
						|
                    # Incompatible with sanitizers (e.g. ASan). If the driver
 | 
						|
                    # component uses a sanitizer but the reference component
 | 
						|
                    # doesn't, we have a PASS vs SKIP mismatch.
 | 
						|
                    'Check mbedtls_calloc overallocation',
 | 
						|
                ],
 | 
						|
                # See ecp_light_only
 | 
						|
                'test_suite_random': [
 | 
						|
                    'PSA classic wrapper: ECDSA signature (SECP256R1)',
 | 
						|
                ],
 | 
						|
                # See no_ecp_at_all
 | 
						|
                'test_suite_pkparse': [
 | 
						|
                    re.compile(r'Parse EC Key .*compressed\)'),
 | 
						|
                    re.compile(r'Parse Public EC Key .*compressed\)'),
 | 
						|
                ],
 | 
						|
                'test_suite_asn1parse': [
 | 
						|
                    'INTEGER too large for mpi',
 | 
						|
                ],
 | 
						|
                'test_suite_asn1write': [
 | 
						|
                    re.compile(r'ASN.1 Write mpi.*'),
 | 
						|
                ],
 | 
						|
                'test_suite_debug': [
 | 
						|
                    re.compile(r'Debug print mbedtls_mpi.*'),
 | 
						|
                ],
 | 
						|
                # See ecp_light_only
 | 
						|
                'test_suite_ssl': [
 | 
						|
                    'Test configuration of groups for DHE through mbedtls_ssl_conf_curves()',
 | 
						|
                ],
 | 
						|
            }
 | 
						|
        }
 | 
						|
    },
 | 
						|
    'analyze_driver_vs_reference_ffdh_alg': {
 | 
						|
        'test_function': do_analyze_driver_vs_reference,
 | 
						|
        'args': {
 | 
						|
            'component_ref': 'test_psa_crypto_config_reference_ffdh',
 | 
						|
            'component_driver': 'test_psa_crypto_config_accel_ffdh',
 | 
						|
            'ignored_suites': ['dhm'],
 | 
						|
            'ignored_tests': {
 | 
						|
                'test_suite_config': [
 | 
						|
                    re.compile(r'.*\bMBEDTLS_DHM_C\b.*'),
 | 
						|
                ],
 | 
						|
                'test_suite_platform': [
 | 
						|
                    # Incompatible with sanitizers (e.g. ASan). If the driver
 | 
						|
                    # component uses a sanitizer but the reference component
 | 
						|
                    # doesn't, we have a PASS vs SKIP mismatch.
 | 
						|
                    'Check mbedtls_calloc overallocation',
 | 
						|
                ],
 | 
						|
            }
 | 
						|
        }
 | 
						|
    },
 | 
						|
    'analyze_driver_vs_reference_tfm_config': {
 | 
						|
        'test_function':  do_analyze_driver_vs_reference,
 | 
						|
        'args': {
 | 
						|
            'component_ref': 'test_tfm_config',
 | 
						|
            'component_driver': 'test_tfm_config_p256m_driver_accel_ec',
 | 
						|
            'ignored_suites': [
 | 
						|
                # Modules replaced by drivers
 | 
						|
                'asn1parse', 'asn1write',
 | 
						|
                'ecp', 'ecdsa', 'ecdh', 'ecjpake',
 | 
						|
                'bignum_core', 'bignum_random', 'bignum_mod', 'bignum_mod_raw',
 | 
						|
                'bignum.generated', 'bignum.misc',
 | 
						|
            ],
 | 
						|
            'ignored_tests': {
 | 
						|
                'test_suite_config': [
 | 
						|
                    re.compile(r'.*\bMBEDTLS_BIGNUM_C\b.*'),
 | 
						|
                    re.compile(r'.*\bMBEDTLS_(ASN1\w+)_C\b.*'),
 | 
						|
                    re.compile(r'.*\bMBEDTLS_(ECDH|ECDSA|ECP)_.*'),
 | 
						|
                    re.compile(r'.*\bMBEDTLS_PSA_P256M_DRIVER_ENABLED\b.*')
 | 
						|
                ],
 | 
						|
                'test_suite_config.crypto_combinations': [
 | 
						|
                    'Config: ECC: Weierstrass curves only',
 | 
						|
                ],
 | 
						|
                'test_suite_platform': [
 | 
						|
                    # Incompatible with sanitizers (e.g. ASan). If the driver
 | 
						|
                    # component uses a sanitizer but the reference component
 | 
						|
                    # doesn't, we have a PASS vs SKIP mismatch.
 | 
						|
                    'Check mbedtls_calloc overallocation',
 | 
						|
                ],
 | 
						|
                # See ecp_light_only
 | 
						|
                'test_suite_random': [
 | 
						|
                    'PSA classic wrapper: ECDSA signature (SECP256R1)',
 | 
						|
                ],
 | 
						|
            }
 | 
						|
        }
 | 
						|
    },
 | 
						|
    'analyze_driver_vs_reference_rsa': {
 | 
						|
        'test_function': do_analyze_driver_vs_reference,
 | 
						|
        'args': {
 | 
						|
            'component_ref': 'test_psa_crypto_config_reference_rsa_crypto',
 | 
						|
            'component_driver': 'test_psa_crypto_config_accel_rsa_crypto',
 | 
						|
            'ignored_suites': [
 | 
						|
                # Modules replaced by drivers.
 | 
						|
                'rsa', 'pkcs1_v15', 'pkcs1_v21',
 | 
						|
                # We temporarily don't care about PK stuff.
 | 
						|
                'pk', 'pkwrite', 'pkparse'
 | 
						|
            ],
 | 
						|
            'ignored_tests': {
 | 
						|
                'test_suite_config': [
 | 
						|
                    re.compile(r'.*\bMBEDTLS_(PKCS1|RSA)_.*'),
 | 
						|
                    re.compile(r'.*\bMBEDTLS_GENPRIME\b.*')
 | 
						|
                ],
 | 
						|
                'test_suite_platform': [
 | 
						|
                    # Incompatible with sanitizers (e.g. ASan). If the driver
 | 
						|
                    # component uses a sanitizer but the reference component
 | 
						|
                    # doesn't, we have a PASS vs SKIP mismatch.
 | 
						|
                    'Check mbedtls_calloc overallocation',
 | 
						|
                ],
 | 
						|
                # Following tests depend on RSA_C but are not about
 | 
						|
                # them really, just need to know some error code is there.
 | 
						|
                'test_suite_error': [
 | 
						|
                    'Low and high error',
 | 
						|
                    'Single high error'
 | 
						|
                ],
 | 
						|
                # Constant time operations only used for PKCS1_V15
 | 
						|
                'test_suite_constant_time': [
 | 
						|
                    re.compile(r'mbedtls_ct_zeroize_if .*'),
 | 
						|
                    re.compile(r'mbedtls_ct_memmove_left .*')
 | 
						|
                ],
 | 
						|
                'test_suite_psa_crypto': [
 | 
						|
                    # We don't support generate_key_custom entry points
 | 
						|
                    # in drivers yet.
 | 
						|
                    re.compile(r'PSA generate key custom: RSA, e=.*'),
 | 
						|
                    re.compile(r'PSA generate key ext: RSA, e=.*'),
 | 
						|
                ],
 | 
						|
            }
 | 
						|
        }
 | 
						|
    },
 | 
						|
    'analyze_block_cipher_dispatch': {
 | 
						|
        'test_function': do_analyze_driver_vs_reference,
 | 
						|
        'args': {
 | 
						|
            'component_ref': 'test_full_block_cipher_legacy_dispatch',
 | 
						|
            'component_driver': 'test_full_block_cipher_psa_dispatch',
 | 
						|
            'ignored_suites': [
 | 
						|
                # Skipped in the accelerated component
 | 
						|
                'aes', 'aria', 'camellia',
 | 
						|
                # These require AES_C, ARIA_C or CAMELLIA_C to be enabled in
 | 
						|
                # order for the cipher module (actually cipher_wrapper) to work
 | 
						|
                # properly. However these symbols are disabled in the accelerated
 | 
						|
                # component so we ignore them.
 | 
						|
                'cipher.ccm', 'cipher.gcm', 'cipher.aes', 'cipher.aria',
 | 
						|
                'cipher.camellia',
 | 
						|
            ],
 | 
						|
            'ignored_tests': {
 | 
						|
                'test_suite_config': [
 | 
						|
                    re.compile(r'.*\bMBEDTLS_(AES|ARIA|CAMELLIA)_.*'),
 | 
						|
                    re.compile(r'.*\bMBEDTLS_AES(\w+)_C\b.*'),
 | 
						|
                ],
 | 
						|
                'test_suite_cmac': [
 | 
						|
                    # Following tests require AES_C/ARIA_C/CAMELLIA_C to be enabled,
 | 
						|
                    # but these are not available in the accelerated component.
 | 
						|
                    'CMAC null arguments',
 | 
						|
                    re.compile('CMAC.* (AES|ARIA|Camellia).*'),
 | 
						|
                ],
 | 
						|
                'test_suite_cipher.padding': [
 | 
						|
                    # Following tests require AES_C/CAMELLIA_C to be enabled,
 | 
						|
                    # but these are not available in the accelerated component.
 | 
						|
                    re.compile('Set( non-existent)? padding with (AES|CAMELLIA).*'),
 | 
						|
                ],
 | 
						|
                'test_suite_pkcs5': [
 | 
						|
                    # The AES part of PKCS#5 PBES2 is not yet supported.
 | 
						|
                    # The rest of PKCS#5 (PBKDF2) works, though.
 | 
						|
                    re.compile(r'PBES2 .* AES-.*')
 | 
						|
                ],
 | 
						|
                'test_suite_pkparse': [
 | 
						|
                    # PEM (called by pkparse) requires AES_C in order to decrypt
 | 
						|
                    # the key, but this is not available in the accelerated
 | 
						|
                    # component.
 | 
						|
                    re.compile('Parse RSA Key.*(password|AES-).*'),
 | 
						|
                ],
 | 
						|
                'test_suite_pem': [
 | 
						|
                    # Following tests require AES_C, but this is diabled in the
 | 
						|
                    # accelerated component.
 | 
						|
                    re.compile('PEM read .*AES.*'),
 | 
						|
                    'PEM read (unknown encryption algorithm)',
 | 
						|
                ],
 | 
						|
                'test_suite_error': [
 | 
						|
                    # Following tests depend on AES_C but are not about them
 | 
						|
                    # really, just need to know some error code is there.
 | 
						|
                    'Single low error',
 | 
						|
                    'Low and high error',
 | 
						|
                ],
 | 
						|
                'test_suite_version': [
 | 
						|
                    # Similar to test_suite_error above.
 | 
						|
                    'Check for MBEDTLS_AES_C when already present',
 | 
						|
                ],
 | 
						|
                'test_suite_platform': [
 | 
						|
                    # Incompatible with sanitizers (e.g. ASan). If the driver
 | 
						|
                    # component uses a sanitizer but the reference component
 | 
						|
                    # doesn't, we have a PASS vs SKIP mismatch.
 | 
						|
                    'Check mbedtls_calloc overallocation',
 | 
						|
                ],
 | 
						|
            }
 | 
						|
        }
 | 
						|
    }
 | 
						|
}
 | 
						|
 | 
						|
def main():
 | 
						|
    main_results = Results()
 | 
						|
 | 
						|
    try:
 | 
						|
        parser = argparse.ArgumentParser(description=__doc__)
 | 
						|
        parser.add_argument('outcomes', metavar='OUTCOMES.CSV',
 | 
						|
                            help='Outcome file to analyze')
 | 
						|
        parser.add_argument('specified_tasks', default='all', nargs='?',
 | 
						|
                            help='Analysis to be done. By default, run all tasks. '
 | 
						|
                                 'With one or more TASK, run only those. '
 | 
						|
                                 'TASK can be the name of a single task or '
 | 
						|
                                 'comma/space-separated list of tasks. ')
 | 
						|
        parser.add_argument('--list', action='store_true',
 | 
						|
                            help='List all available tasks and exit.')
 | 
						|
        parser.add_argument('--require-full-coverage', action='store_true',
 | 
						|
                            dest='full_coverage', help="Require all available "
 | 
						|
                            "test cases to be executed and issue an error "
 | 
						|
                            "otherwise. This flag is ignored if 'task' is "
 | 
						|
                            "neither 'all' nor 'analyze_coverage'")
 | 
						|
        options = parser.parse_args()
 | 
						|
 | 
						|
        if options.list:
 | 
						|
            for task in KNOWN_TASKS:
 | 
						|
                print(task)
 | 
						|
            sys.exit(0)
 | 
						|
 | 
						|
        if options.specified_tasks == 'all':
 | 
						|
            tasks_list = KNOWN_TASKS.keys()
 | 
						|
        else:
 | 
						|
            tasks_list = re.split(r'[, ]+', options.specified_tasks)
 | 
						|
            for task in tasks_list:
 | 
						|
                if task not in KNOWN_TASKS:
 | 
						|
                    sys.stderr.write('invalid task: {}\n'.format(task))
 | 
						|
                    sys.exit(2)
 | 
						|
 | 
						|
        KNOWN_TASKS['analyze_coverage']['args']['full_coverage'] = options.full_coverage
 | 
						|
 | 
						|
        # If the outcome file exists, parse it once and share the result
 | 
						|
        # among tasks to improve performance.
 | 
						|
        # Otherwise, it will be generated by execute_reference_driver_tests.
 | 
						|
        if not os.path.exists(options.outcomes):
 | 
						|
            if len(tasks_list) > 1:
 | 
						|
                sys.stderr.write("mutiple tasks found, please provide a valid outcomes file.\n")
 | 
						|
                sys.exit(2)
 | 
						|
 | 
						|
            task_name = tasks_list[0]
 | 
						|
            task = KNOWN_TASKS[task_name]
 | 
						|
            if task['test_function'] != do_analyze_driver_vs_reference: # pylint: disable=comparison-with-callable
 | 
						|
                sys.stderr.write("please provide valid outcomes file for {}.\n".format(task_name))
 | 
						|
                sys.exit(2)
 | 
						|
 | 
						|
            execute_reference_driver_tests(main_results,
 | 
						|
                                           task['args']['component_ref'],
 | 
						|
                                           task['args']['component_driver'],
 | 
						|
                                           options.outcomes)
 | 
						|
 | 
						|
        outcomes = read_outcome_file(options.outcomes)
 | 
						|
 | 
						|
        for task in tasks_list:
 | 
						|
            test_function = KNOWN_TASKS[task]['test_function']
 | 
						|
            test_args = KNOWN_TASKS[task]['args']
 | 
						|
            test_function(main_results, outcomes, test_args)
 | 
						|
 | 
						|
        main_results.info("Overall results: {} warnings and {} errors",
 | 
						|
                          main_results.warning_count, main_results.error_count)
 | 
						|
 | 
						|
        sys.exit(0 if (main_results.error_count == 0) else 1)
 | 
						|
 | 
						|
    except Exception: # pylint: disable=broad-except
 | 
						|
        # Print the backtrace and exit explicitly with our chosen status.
 | 
						|
        traceback.print_exc()
 | 
						|
        sys.exit(120)
 | 
						|
 | 
						|
if __name__ == '__main__':
 | 
						|
    main()
 |