317 lines
10 KiB
Python
Executable File
317 lines
10 KiB
Python
Executable File
#!/usr/bin/env python3
|
|
# See utils/checkpackagelib/readme.txt before editing this file.
|
|
|
|
import argparse
|
|
import inspect
|
|
import magic
|
|
import os
|
|
import re
|
|
import sys
|
|
|
|
import checkpackagelib.base
|
|
import checkpackagelib.lib_config
|
|
import checkpackagelib.lib_hash
|
|
import checkpackagelib.lib_ignore
|
|
import checkpackagelib.lib_mk
|
|
import checkpackagelib.lib_patch
|
|
import checkpackagelib.lib_python
|
|
import checkpackagelib.lib_shellscript
|
|
import checkpackagelib.lib_sysv
|
|
|
|
VERBOSE_LEVEL_TO_SHOW_IGNORED_FILES = 3
|
|
flags = None # Command line arguments.
|
|
|
|
# There are two Python packages called 'magic':
|
|
# https://pypi.org/project/file-magic/
|
|
# https://pypi.org/project/python-magic/
|
|
# Both allow to return a MIME file type, but with a slightly different
|
|
# interface. Detect which one of the two we have based on one of the
|
|
# attributes.
|
|
if hasattr(magic, 'FileMagic'):
|
|
# https://pypi.org/project/file-magic/
|
|
def get_filetype(fname):
|
|
return magic.detect_from_filename(fname).mime_type
|
|
else:
|
|
# https://pypi.org/project/python-magic/
|
|
def get_filetype(fname):
|
|
return magic.from_file(fname, mime=True)
|
|
|
|
|
|
def get_ignored_parsers_per_file(intree_only, ignore_filename):
|
|
ignored = dict()
|
|
entry_base_dir = ''
|
|
|
|
if not ignore_filename:
|
|
return ignored
|
|
|
|
filename = os.path.abspath(ignore_filename)
|
|
entry_base_dir = os.path.join(os.path.dirname(filename))
|
|
|
|
with open(filename, "r") as f:
|
|
for line in f.readlines():
|
|
filename, warnings_str = line.split(' ', 1)
|
|
warnings = warnings_str.split()
|
|
ignored[os.path.join(entry_base_dir, filename)] = warnings
|
|
return ignored
|
|
|
|
|
|
def parse_args():
|
|
parser = argparse.ArgumentParser()
|
|
|
|
# Do not use argparse.FileType("r") here because only files with known
|
|
# format will be open based on the filename.
|
|
parser.add_argument("files", metavar="F", type=str, nargs="*",
|
|
help="list of files")
|
|
|
|
parser.add_argument("--br2-external", "-b", dest='intree_only', action="store_false",
|
|
help="do not apply the pathname filters used for intree files")
|
|
parser.add_argument("--ignore-list", dest='ignore_filename', action="store",
|
|
help='override the default list of ignored warnings')
|
|
|
|
parser.add_argument("--manual-url", action="store",
|
|
default="https://nightly.buildroot.org/",
|
|
help="default: %(default)s")
|
|
parser.add_argument("--verbose", "-v", action="count", default=0)
|
|
parser.add_argument("--quiet", "-q", action="count", default=0)
|
|
|
|
# Now the debug options in the order they are processed.
|
|
parser.add_argument("--include-only", dest="include_list", action="append",
|
|
help="run only the specified functions (debug)")
|
|
parser.add_argument("--exclude", dest="exclude_list", action="append",
|
|
help="do not run the specified functions (debug)")
|
|
parser.add_argument("--dry-run", action="store_true", help="print the "
|
|
"functions that would be called for each file (debug)")
|
|
parser.add_argument("--failed-only", action="store_true", help="print only"
|
|
" the name of the functions that failed (debug)")
|
|
|
|
flags = parser.parse_args()
|
|
|
|
flags.ignore_list = get_ignored_parsers_per_file(flags.intree_only, flags.ignore_filename)
|
|
|
|
if flags.failed_only:
|
|
flags.dry_run = False
|
|
flags.verbose = -1
|
|
|
|
return flags
|
|
|
|
|
|
def get_lib_from_filetype(fname):
|
|
if not os.path.isfile(fname):
|
|
return None
|
|
filetype = get_filetype(fname)
|
|
if filetype == "text/x-shellscript":
|
|
return checkpackagelib.lib_shellscript
|
|
if filetype in ["text/x-python", "text/x-script.python"]:
|
|
return checkpackagelib.lib_python
|
|
return None
|
|
|
|
|
|
CONFIG_IN_FILENAME = re.compile(r"Config\.\S*$")
|
|
DO_CHECK_INTREE = re.compile(r"|".join([
|
|
r".checkpackageignore",
|
|
r"Config.in",
|
|
r"arch/",
|
|
r"board/",
|
|
r"boot/",
|
|
r"fs/",
|
|
r"linux/",
|
|
r"package/",
|
|
r"support/",
|
|
r"system/",
|
|
r"toolchain/",
|
|
r"utils/",
|
|
]))
|
|
DO_NOT_CHECK_INTREE = re.compile(r"|".join([
|
|
r"boot/barebox/barebox\.mk$",
|
|
r"fs/common\.mk$",
|
|
r"package/doc-asciidoc\.mk$",
|
|
r"package/pkg-\S*\.mk$",
|
|
r"support/dependencies/[^/]+\.mk$",
|
|
r"support/gnuconfig/config\.",
|
|
r"support/kconfig/",
|
|
r"support/misc/[^/]+\.mk$",
|
|
r"support/testing/tests/.*br2-external/",
|
|
r"toolchain/helpers\.mk$",
|
|
r"toolchain/toolchain-external/pkg-toolchain-external\.mk$",
|
|
]))
|
|
|
|
SYSV_INIT_SCRIPT_FILENAME = re.compile(r"/S\d\d[^/]+$")
|
|
|
|
|
|
def get_lib_from_filename(fname):
|
|
if flags.intree_only:
|
|
if DO_CHECK_INTREE.match(fname) is None:
|
|
return None
|
|
if DO_NOT_CHECK_INTREE.match(fname):
|
|
return None
|
|
else:
|
|
if os.path.basename(fname) == "external.mk" and \
|
|
os.path.exists(fname[:-2] + "desc"):
|
|
return None
|
|
if fname == ".checkpackageignore":
|
|
return checkpackagelib.lib_ignore
|
|
if CONFIG_IN_FILENAME.search(fname):
|
|
return checkpackagelib.lib_config
|
|
if fname.endswith(".hash"):
|
|
return checkpackagelib.lib_hash
|
|
if fname.endswith(".mk"):
|
|
return checkpackagelib.lib_mk
|
|
if fname.endswith(".patch"):
|
|
return checkpackagelib.lib_patch
|
|
if SYSV_INIT_SCRIPT_FILENAME.search(fname):
|
|
return checkpackagelib.lib_sysv
|
|
return get_lib_from_filetype(fname)
|
|
|
|
|
|
def common_inspect_rules(m):
|
|
# do not call the base class
|
|
if m.__name__.startswith("_"):
|
|
return False
|
|
if flags.include_list and m.__name__ not in flags.include_list:
|
|
return False
|
|
if flags.exclude_list and m.__name__ in flags.exclude_list:
|
|
return False
|
|
return True
|
|
|
|
|
|
def is_a_check_function(m):
|
|
if not inspect.isclass(m):
|
|
return False
|
|
if not issubclass(m, checkpackagelib.base._CheckFunction):
|
|
return False
|
|
return common_inspect_rules(m)
|
|
|
|
|
|
def is_external_tool(m):
|
|
if not inspect.isclass(m):
|
|
return False
|
|
if not issubclass(m, checkpackagelib.base._Tool):
|
|
return False
|
|
return common_inspect_rules(m)
|
|
|
|
|
|
def print_warnings(warnings, xfail):
|
|
# Avoid the need to use 'return []' at the end of every check function.
|
|
if warnings is None:
|
|
return 0, 0 # No warning generated.
|
|
|
|
if xfail:
|
|
return 0, 1 # Warning not generated, fail expected for this file.
|
|
for level, message in enumerate(warnings):
|
|
if flags.verbose >= level:
|
|
print(message.replace("\t", "< tab >").rstrip())
|
|
return 1, 1 # One more warning to count.
|
|
|
|
|
|
def check_file_using_lib(fname):
|
|
# Count number of warnings generated and lines processed.
|
|
nwarnings = 0
|
|
nlines = 0
|
|
xfail = flags.ignore_list.get(os.path.abspath(fname), [])
|
|
failed = set()
|
|
|
|
lib = get_lib_from_filename(fname)
|
|
if not lib:
|
|
if flags.verbose >= VERBOSE_LEVEL_TO_SHOW_IGNORED_FILES:
|
|
print("{}: ignored".format(fname))
|
|
return nwarnings, nlines
|
|
internal_functions = inspect.getmembers(lib, is_a_check_function)
|
|
external_tools = inspect.getmembers(lib, is_external_tool)
|
|
all_checks = internal_functions + external_tools
|
|
|
|
if flags.dry_run:
|
|
functions_to_run = [c[0] for c in all_checks]
|
|
print("{}: would run: {}".format(fname, functions_to_run))
|
|
return nwarnings, nlines
|
|
|
|
objects = [[c[0], c[1](fname, flags.manual_url)] for c in internal_functions]
|
|
|
|
for name, cf in objects:
|
|
warn, fail = print_warnings(cf.before(), name in xfail)
|
|
if fail > 0:
|
|
failed.add(name)
|
|
nwarnings += warn
|
|
|
|
lastline = ""
|
|
with open(fname, "r", errors="surrogateescape") as f:
|
|
for lineno, text in enumerate(f):
|
|
nlines += 1
|
|
for name, cf in objects:
|
|
if cf.disable.search(lastline):
|
|
continue
|
|
line_sts = cf.check_line(lineno + 1, text)
|
|
warn, fail = print_warnings(line_sts, name in xfail)
|
|
if fail > 0:
|
|
failed.add(name)
|
|
nwarnings += warn
|
|
lastline = text
|
|
|
|
for name, cf in objects:
|
|
warn, fail = print_warnings(cf.after(), name in xfail)
|
|
if fail > 0:
|
|
failed.add(name)
|
|
nwarnings += warn
|
|
|
|
tools = [[c[0], c[1](fname)] for c in external_tools]
|
|
|
|
for name, tool in tools:
|
|
warn, fail = print_warnings(tool.run(), name in xfail)
|
|
if fail > 0:
|
|
failed.add(name)
|
|
nwarnings += warn
|
|
|
|
for should_fail in xfail:
|
|
if should_fail not in failed:
|
|
print("{}:0: {} was expected to fail, did you fix the file and forget to update {}?"
|
|
.format(fname, should_fail, flags.ignore_filename))
|
|
nwarnings += 1
|
|
|
|
if flags.failed_only:
|
|
if len(failed) > 0:
|
|
f = " ".join(sorted(failed))
|
|
print("{} {}".format(fname, f))
|
|
|
|
return nwarnings, nlines
|
|
|
|
|
|
def __main__():
|
|
global flags
|
|
flags = parse_args()
|
|
|
|
if flags.intree_only:
|
|
# change all paths received to be relative to the base dir
|
|
base_dir = os.path.dirname(os.path.dirname(os.path.realpath(__file__)))
|
|
files_to_check = [os.path.relpath(os.path.abspath(f), base_dir) for f in flags.files]
|
|
# move current dir so the script find the files
|
|
os.chdir(base_dir)
|
|
else:
|
|
files_to_check = flags.files
|
|
|
|
if len(files_to_check) == 0:
|
|
print("No files to check style")
|
|
sys.exit(1)
|
|
|
|
# Accumulate number of warnings generated and lines processed.
|
|
total_warnings = 0
|
|
total_lines = 0
|
|
|
|
for fname in files_to_check:
|
|
nwarnings, nlines = check_file_using_lib(fname)
|
|
total_warnings += nwarnings
|
|
total_lines += nlines
|
|
|
|
# The warning messages are printed to stdout and can be post-processed
|
|
# (e.g. counted by 'wc'), so for stats use stderr. Wait all warnings are
|
|
# printed, for the case there are many of them, before printing stats.
|
|
sys.stdout.flush()
|
|
|
|
if not flags.quiet:
|
|
print("{} lines processed".format(total_lines), file=sys.stderr)
|
|
print("{} warnings generated".format(total_warnings), file=sys.stderr)
|
|
|
|
if total_warnings > 0 and not flags.failed_only:
|
|
sys.exit(1)
|
|
|
|
|
|
__main__()
|