diff options
Diffstat (limited to 'tools/testing/kunit/kunit_kernel.py')
| -rw-r--r-- | tools/testing/kunit/kunit_kernel.py | 66 |
1 files changed, 38 insertions, 28 deletions
diff --git a/tools/testing/kunit/kunit_kernel.py b/tools/testing/kunit/kunit_kernel.py index 57c1724b7e5d..f309a33256cd 100644 --- a/tools/testing/kunit/kunit_kernel.py +++ b/tools/testing/kunit/kunit_kernel.py @@ -11,6 +11,7 @@ import subprocess import os import shutil import signal +from typing import Iterator from contextlib import ExitStack @@ -39,7 +40,7 @@ class BuildError(Exception): class LinuxSourceTreeOperations(object): """An abstraction over command line operations performed on a source tree.""" - def make_mrproper(self): + def make_mrproper(self) -> None: try: subprocess.check_output(['make', 'mrproper'], stderr=subprocess.STDOUT) except OSError as e: @@ -47,7 +48,7 @@ class LinuxSourceTreeOperations(object): except subprocess.CalledProcessError as e: raise ConfigError(e.output.decode()) - def make_olddefconfig(self, build_dir, make_options): + def make_olddefconfig(self, build_dir, make_options) -> None: command = ['make', 'ARCH=um', 'olddefconfig'] if make_options: command.extend(make_options) @@ -60,7 +61,7 @@ class LinuxSourceTreeOperations(object): except subprocess.CalledProcessError as e: raise ConfigError(e.output.decode()) - def make_allyesconfig(self, build_dir, make_options): + def make_allyesconfig(self, build_dir, make_options) -> None: kunit_parser.print_with_timestamp( 'Enabling all CONFIGs for UML...') command = ['make', 'ARCH=um', 'allyesconfig'] @@ -82,7 +83,7 @@ class LinuxSourceTreeOperations(object): kunit_parser.print_with_timestamp( 'Starting Kernel with all configs takes a few minutes...') - def make(self, jobs, build_dir, make_options): + def make(self, jobs, build_dir, make_options) -> None: command = ['make', 'ARCH=um', '--jobs=' + str(jobs)] if make_options: command.extend(make_options) @@ -100,7 +101,7 @@ class LinuxSourceTreeOperations(object): if stderr: # likely only due to build warnings print(stderr.decode()) - def linux_bin(self, params, timeout, build_dir): + def linux_bin(self, params, timeout, build_dir) -> None: """Runs the Linux UML binary. Must be named 'linux'.""" linux_bin = get_file_path(build_dir, 'linux') outfile = get_outfile_path(build_dir) @@ -110,23 +111,38 @@ class LinuxSourceTreeOperations(object): stderr=subprocess.STDOUT) process.wait(timeout) -def get_kconfig_path(build_dir): +def get_kconfig_path(build_dir) -> str: return get_file_path(build_dir, KCONFIG_PATH) -def get_kunitconfig_path(build_dir): +def get_kunitconfig_path(build_dir) -> str: return get_file_path(build_dir, KUNITCONFIG_PATH) -def get_outfile_path(build_dir): +def get_outfile_path(build_dir) -> str: return get_file_path(build_dir, OUTFILE_PATH) class LinuxSourceTree(object): """Represents a Linux kernel source tree with KUnit tests.""" - def __init__(self): - self._ops = LinuxSourceTreeOperations() + def __init__(self, build_dir: str, load_config=True, kunitconfig_path='') -> None: signal.signal(signal.SIGINT, self.signal_handler) - def clean(self): + self._ops = LinuxSourceTreeOperations() + + if not load_config: + return + + if 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 clean(self) -> bool: try: self._ops.make_mrproper() except ConfigError as e: @@ -134,17 +150,7 @@ class LinuxSourceTree(object): return False return True - def create_kunitconfig(self, build_dir, defconfig=DEFAULT_KUNITCONFIG_PATH): - kunitconfig_path = get_kunitconfig_path(build_dir) - if not os.path.exists(kunitconfig_path): - shutil.copyfile(defconfig, kunitconfig_path) - - 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 validate_config(self, build_dir): + def validate_config(self, build_dir) -> bool: kconfig_path = get_kconfig_path(build_dir) validated_kconfig = kunit_config.Kconfig() validated_kconfig.read_from_file(kconfig_path) @@ -158,7 +164,7 @@ class LinuxSourceTree(object): return False return True - def build_config(self, build_dir, make_options): + def build_config(self, build_dir, make_options) -> bool: kconfig_path = get_kconfig_path(build_dir) if build_dir and not os.path.exists(build_dir): os.mkdir(build_dir) @@ -170,7 +176,7 @@ class LinuxSourceTree(object): return False return self.validate_config(build_dir) - def build_reconfig(self, build_dir, make_options): + def build_reconfig(self, build_dir, make_options) -> bool: """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): @@ -186,7 +192,7 @@ class LinuxSourceTree(object): print('Generating .config ...') return self.build_config(build_dir, make_options) - def build_um_kernel(self, alltests, jobs, build_dir, make_options): + def build_um_kernel(self, alltests, jobs, build_dir, make_options) -> bool: try: if alltests: self._ops.make_allyesconfig(build_dir, make_options) @@ -197,8 +203,12 @@ class LinuxSourceTree(object): return False return self.validate_config(build_dir) - def run_kernel(self, args=[], build_dir='', timeout=None): - args.extend(['mem=1G']) + def run_kernel(self, args=None, build_dir='', filter_glob='', timeout=None) -> Iterator[str]: + if not args: + args = [] + args.extend(['mem=1G', 'console=tty']) + if filter_glob: + args.append('kunit.filter_glob='+filter_glob) self._ops.linux_bin(args, timeout, build_dir) outfile = get_outfile_path(build_dir) subprocess.call(['stty', 'sane']) @@ -206,6 +216,6 @@ class LinuxSourceTree(object): for line in file: yield line - def signal_handler(self, sig, frame): + def signal_handler(self, sig, frame) -> None: logging.error('Build interruption occurred. Cleaning console.') subprocess.call(['stty', 'sane']) |