def test_not_subset_throw_exception(self):
supersetConfig = kunit_config.Kconfig()
subsetConfig = kunit_config.Kconfig()
subsetConfig.add_entry(kunit_config.KconfigEntry('TEST','y'))
with self.assertRaises(kunit_kernel.ConfigError):
kunit_kernel.throw_error_if_not_subset(supersetConfig, subsetConfig)
def test_is_subset_of(self):
kconfig0 = kunit_config.Kconfig()
self.assertTrue(kconfig0.is_subset_of(kconfig0))
kconfig1 = kunit_config.Kconfig()
kconfig1.add_entry(kunit_config.KconfigEntry('TEST', 'y'))
self.assertTrue(kconfig1.is_subset_of(kconfig1))
self.assertTrue(kconfig0.is_subset_of(kconfig1))
self.assertFalse(kconfig1.is_subset_of(kconfig0))
def test_read_from_file(self):
kconfig = kunit_config.Kconfig()
kconfig_path = test_data_path('test_read_from_file.kconfig')
kconfig.read_from_file(kconfig_path)
expected_kconfig = kunit_config.Kconfig()
expected_kconfig.add_entry(kunit_config.KconfigEntry('UML', 'y'))
expected_kconfig.add_entry(kunit_config.KconfigEntry('MMU', 'y'))
expected_kconfig.add_entry(kunit_config.KconfigEntry('TEST', 'y'))
expected_kconfig.add_entry(
kunit_config.KconfigEntry('EXAMPLE_TEST', 'y'))
expected_kconfig.add_entry(kunit_config.KconfigEntry('MK8', 'n'))
self.assertEqual(kconfig.entries(), expected_kconfig.entries())
def __init__(self,
build_dir: str,
load_config=True,
kunitconfig_path='') -> None:
signal.signal(signal.SIGINT, self.signal_handler)
self._ops = LinuxSourceTreeOperations()
if not load_config:
return
if kunitconfig_path:
if os.path.isdir(kunitconfig_path):
kunitconfig_path = os.path.join(kunitconfig_path,
KUNITCONFIG_PATH)
if not os.path.exists(kunitconfig_path):
raise ConfigError(
f'Specified kunitconfig ({kunitconfig_path}) does not exist'
)
else:
kunitconfig_path = get_kunitconfig_path(build_dir)
if not os.path.exists(kunitconfig_path):
shutil.copyfile(DEFAULT_KUNITCONFIG_PATH, kunitconfig_path)
self._kconfig = kunit_config.Kconfig()
self._kconfig.read_from_file(kunitconfig_path)
def __init__(self,
build_dir: str,
load_config=True,
kunitconfig_path='',
arch=None,
cross_compile=None,
qemu_config_path=None) -> None:
signal.signal(signal.SIGINT, self.signal_handler)
if qemu_config_path:
self._arch, self._ops = get_source_tree_ops_from_qemu_config(
qemu_config_path, cross_compile)
else:
self._arch = 'um' if arch is None else arch
self._ops = get_source_tree_ops(self._arch, cross_compile)
if not load_config:
return
if kunitconfig_path:
if os.path.isdir(kunitconfig_path):
kunitconfig_path = os.path.join(kunitconfig_path,
KUNITCONFIG_PATH)
if not os.path.exists(kunitconfig_path):
raise ConfigError(
f'Specified kunitconfig ({kunitconfig_path}) does not exist'
)
else:
kunitconfig_path = get_kunitconfig_path(build_dir)
if not os.path.exists(kunitconfig_path):
shutil.copyfile(DEFAULT_KUNITCONFIG_PATH, kunitconfig_path)
self._kconfig = kunit_config.Kconfig()
self._kconfig.read_from_file(kunitconfig_path)
def get_parsed_kunitconfig(
build_dir: str,
kunitconfig_paths: Optional[List[str]] = None) -> kunit_config.Kconfig:
if not kunitconfig_paths:
path = get_kunitconfig_path(build_dir)
if not os.path.exists(path):
shutil.copyfile(DEFAULT_KUNITCONFIG_PATH, path)
return kunit_config.parse_file(path)
merged = kunit_config.Kconfig()
for path in kunitconfig_paths:
if os.path.isdir(path):
path = os.path.join(path, KUNITCONFIG_PATH)
if not os.path.exists(path):
raise ConfigError(f'Specified kunitconfig ({path}) does not exist')
partial = kunit_config.parse_file(path)
diff = merged.conflicting_options(partial)
if diff:
diff_str = '\n\n'.join(f'{a}\n vs from {path}\n{b}'
for a, b in diff)
raise ConfigError(
f'Multiple values specified for {len(diff)} options in kunitconfig:\n{diff_str}'
)
merged.merge_in_entries(partial)
return merged
def test_read_from_file(self):
kconfig = kunit_config.Kconfig()
kconfig_path = get_absolute_path(
'test_data/test_read_from_file.kconfig')
kconfig.read_from_file(kconfig_path)
expected_kconfig = kunit_config.Kconfig()
expected_kconfig.add_entry(kunit_config.KconfigEntry('CONFIG_UML=y'))
expected_kconfig.add_entry(kunit_config.KconfigEntry('CONFIG_MMU=y'))
expected_kconfig.add_entry(kunit_config.KconfigEntry('CONFIG_TEST=y'))
expected_kconfig.add_entry(
kunit_config.KconfigEntry('CONFIG_EXAMPLE_TEST=y'))
expected_kconfig.add_entry(
kunit_config.KconfigEntry('# CONFIG_MK8 is not set'))
self.assertEqual(kconfig.entries(), expected_kconfig.entries())
def test_kconfig_add(self):
want_kconfig = kunit_config.Kconfig()
want_kconfig.add_entry('NOT_REAL', 'y')
tree = kunit_kernel.LinuxSourceTree('',
kconfig_add=['CONFIG_NOT_REAL=y'])
self.assertTrue(want_kconfig.is_subset_of(tree._kconfig),
msg=tree._kconfig)
def test_write_to_file(self):
kconfig_path = os.path.join(test_tmpdir, '.config')
expected_kconfig = kunit_config.Kconfig()
expected_kconfig.add_entry(kunit_config.KconfigEntry('UML', 'y'))
expected_kconfig.add_entry(kunit_config.KconfigEntry('MMU', 'y'))
expected_kconfig.add_entry(kunit_config.KconfigEntry('TEST', 'y'))
expected_kconfig.add_entry(
kunit_config.KconfigEntry('EXAMPLE_TEST', 'y'))
expected_kconfig.add_entry(kunit_config.KconfigEntry('MK8', 'n'))
expected_kconfig.write_to_file(kconfig_path)
actual_kconfig = kunit_config.Kconfig()
actual_kconfig.read_from_file(kconfig_path)
self.assertEqual(actual_kconfig.entries(), expected_kconfig.entries())
def test_write_to_file(self):
kconfig_path = os.path.join(test_tmpdir, '.config')
expected_kconfig = kunit_config.Kconfig()
expected_kconfig.add_entry(kunit_config.KconfigEntry('CONFIG_UML=y'))
expected_kconfig.add_entry(kunit_config.KconfigEntry('CONFIG_MMU=y'))
expected_kconfig.add_entry(kunit_config.KconfigEntry('CONFIG_TEST=y'))
expected_kconfig.add_entry(
kunit_config.KconfigEntry('CONFIG_EXAMPLE_TEST=y'))
expected_kconfig.add_entry(
kunit_config.KconfigEntry('# CONFIG_MK8 is not set'))
expected_kconfig.write_to_file(kconfig_path)
actual_kconfig = kunit_config.Kconfig()
actual_kconfig.read_from_file(kconfig_path)
self.assertEqual(actual_kconfig.entries(), expected_kconfig.entries())
def validate_config(self, build_dir): kconfig_path = get_kconfig_path(build_dir) validated_kconfig = kunit_config.Kconfig() validated_kconfig.read_from_file(kconfig_path) if not self._kconfig.is_subset_of(validated_kconfig): invalid = self._kconfig.entries() - validated_kconfig.entries() message = 'Provided Kconfig is not contained in validated .config. Following fields found in kunitconfig, ' \ 'but not in .config: %s' % ( ', '.join([str(e) for e in invalid]) ) logging.error(message) return False return True
def build_um_kernel(self, jobs, build_dir):
try:
self._ops.make_olddefconfig(build_dir)
self._ops.make(jobs, build_dir)
except (ConfigError, BuildError) as e:
logging.error(e)
return False
used_kconfig = kunit_config.Kconfig()
used_kconfig.read_from_file(get_kconfig_path(build_dir))
if not self._kconfig.is_subset_of(used_kconfig):
logging.error('Provided Kconfig is not contained in final config!')
return False
return True
def build_config(self):
self._kconfig.write_to_file(KCONFIG_PATH)
try:
self._ops.make_olddefconfig()
except ConfigError as e:
logging.error(e)
return False
validated_kconfig = kunit_config.Kconfig()
validated_kconfig.read_from_file(KCONFIG_PATH)
if not self._kconfig.is_subset_of(validated_kconfig):
logging.error(
'Provided Kconfig is not contained in validated .config!')
return False
return True
def build_reconfig(self):
"""Creates a new .config if it is not a subset of the kunitconfig."""
if os.path.exists(KCONFIG_PATH):
existing_kconfig = kunit_config.Kconfig()
existing_kconfig.read_from_file(KCONFIG_PATH)
if not self._kconfig.is_subset_of(existing_kconfig):
print('Regenerating .config ...')
os.remove(KCONFIG_PATH)
return self.build_config()
else:
return ConfigResult(ConfigStatus.SUCCESS, 'Already built.')
else:
print('Generating .config ...')
return self.build_config()
def __init__(self, build_dir: str, load_config=True, defconfig=DEFAULT_KUNITCONFIG_PATH) -> None: signal.signal(signal.SIGINT, self.signal_handler) self._ops = LinuxSourceTreeOperations() if not load_config: return kunitconfig_path = get_kunitconfig_path(build_dir) if not os.path.exists(kunitconfig_path): shutil.copyfile(defconfig, kunitconfig_path) self._kconfig = kunit_config.Kconfig() self._kconfig.read_from_file(kunitconfig_path)
def build_reconfig(self, build_dir):
"""Creates a new .config if it is not a subset of the .kunitconfig."""
kconfig_path = get_kconfig_path(build_dir)
if os.path.exists(kconfig_path):
existing_kconfig = kunit_config.Kconfig()
existing_kconfig.read_from_file(kconfig_path)
if not self._kconfig.is_subset_of(existing_kconfig):
print('Regenerating .config ...')
os.remove(kconfig_path)
return self.build_config(build_dir)
else:
return True
else:
print('Generating .config ...')
return self.build_config(build_dir)
def build_config(self):
self._kconfig.write_to_file(KCONFIG_PATH)
try:
self._ops.make_olddefconfig()
except ConfigError as e:
logging.error(e)
return ConfigResult(ConfigStatus.FAILURE, str(e))
validated_kconfig = kunit_config.Kconfig()
validated_kconfig.read_from_file(KCONFIG_PATH)
try:
throw_error_if_not_subset(expected_subset=self._kconfig,
expected_superset=validated_kconfig)
except ConfigError as e:
logging.error(e)
return ConfigResult(ConfigStatus.FAILURE, str(e))
return ConfigResult(ConfigStatus.SUCCESS, 'Build config!')
def build_um_kernel(self, jobs):
try:
self._ops.make_olddefconfig()
self._ops.make(jobs)
except (ConfigError, BuildError) as e:
logging.error(e)
return BuildResult(BuildStatus.FAILURE, str(e))
used_kconfig = kunit_config.Kconfig()
used_kconfig.read_from_file(KCONFIG_PATH)
try:
throw_error_if_not_subset(expected_subset=self._kconfig,
expected_superset=used_kconfig)
except ConfigError as e:
logging.error(e)
return ConfigResult(ConfigStatus.FAILURE, str(e))
return BuildResult(BuildStatus.SUCCESS, 'Built kernel!')
def test_multiple_kunitconfig(self):
want_kconfig = kunit_config.Kconfig()
want_kconfig.add_entry('KUNIT', 'y')
want_kconfig.add_entry('KUNIT_TEST', 'm')
with tempfile.TemporaryDirectory('') as dir:
other = os.path.join(dir, 'otherkunitconfig')
with open(os.path.join(dir, '.kunitconfig'), 'w') as f:
f.write('CONFIG_KUNIT=y')
with open(other, 'w') as f:
f.write('CONFIG_KUNIT_TEST=m')
pass
tree = kunit_kernel.LinuxSourceTree('',
kunitconfig_paths=[dir, other])
self.assertTrue(want_kconfig.is_subset_of(tree._kconfig),
msg=tree._kconfig)
def test_build_reconfig_add_config_line(self):
tempConfig = tempfile.NamedTemporaryFile(delete=False, mode="w+")
kconfig = kunit_config.Kconfig()
operations = TestLinuxSourceTreeOperationsAddLine(tempConfig.name)
with mock.patch.object(kunit_kernel, 'KCONFIG_PATH', tempConfig.name):
tree = kunit_kernel.LinuxSourceTree(kconfig_provider = TestConfigProvider(kconfig),
linux_build_operations = operations)
tempConfig.write(str('CONFIG_TEST=n\nCONFIG_MMU=y\n'))
tempConfig.seek(0)
returnValue = tree.build_reconfig()
self.assertEquals(returnValue.status, kunit_kernel.ConfigStatus.SUCCESS,
returnValue.info)
def build_config(self, build_dir):
kconfig_path = get_kconfig_path(build_dir)
if build_dir and not os.path.exists(build_dir):
os.mkdir(build_dir)
self._kconfig.write_to_file(kconfig_path)
try:
self._ops.make_olddefconfig(build_dir)
except ConfigError as e:
logging.error(e)
return False
validated_kconfig = kunit_config.Kconfig()
validated_kconfig.read_from_file(kconfig_path)
if not self._kconfig.is_subset_of(validated_kconfig):
logging.error(
'Provided Kconfig is not contained in validated .config!')
return False
return True
def __init__(self):
self._kconfig = kunit_config.Kconfig()
self._kconfig.read_from_file(KUNITCONFIG_PATH)
self._ops = LinuxSourceTreeOperations()
def test_not_subset_no_exception(self):
subsetConfig = kunit_config.Kconfig()
supersetConfig = kunit_config.Kconfig()
supersetConfig.add_entry(kunit_config.KconfigEntry('TEST','y'))
kunit_kernel.throw_error_if_not_subset(supersetConfig, subsetConfig)
def read_kunitconfig(self, build_dir):
kunitconfig_path = get_kunitconfig_path(build_dir)
self._kconfig = kunit_config.Kconfig()
self._kconfig.read_from_file(kunitconfig_path)
def make_arch_qemuconfig(self,
base_kunitconfig: kunit_config.Kconfig) -> None:
kconfig = kunit_config.Kconfig()
kconfig.parse_from_string(self._kconfig)
base_kunitconfig.merge_in_entries(kconfig)
def __init__(self):
self._kconfig = kunit_config.Kconfig()
self._kconfig.read_from_file(kunitconfig_path)
self._ops = LinuxSourceTreeOperations()
signal.signal(signal.SIGINT, self.signal_handler)
def __init__(self): self._kconfig = kunit_config.Kconfig() self._kconfig.read_from_file(kunitconfig_path) self._ops = LinuxSourceTreeOperations()
