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ansible/test/runner/lib/sanity/pylint.py

180 lines
5.4 KiB
Python

"""Sanity test using pylint."""
from __future__ import absolute_import, print_function
import json
import os
import datetime
from lib.sanity import (
SanitySingleVersion,
SanityMessage,
SanityFailure,
SanitySuccess,
SanitySkipped,
)
from lib.util import (
SubprocessError,
run_command,
display,
find_executable,
)
from lib.ansible_util import (
ansible_environment,
)
from lib.config import (
SanityConfig,
)
from lib.test import (
calculate_best_confidence,
)
PYLINT_SKIP_PATH = 'test/sanity/pylint/skip.txt'
UNSUPPORTED_PYTHON_VERSIONS = (
'2.6',
)
class PylintTest(SanitySingleVersion):
"""Sanity test using pylint."""
def test(self, args, targets):
"""
:type args: SanityConfig
:type targets: SanityTargets
:rtype: SanityResult
"""
if args.python_version in UNSUPPORTED_PYTHON_VERSIONS:
display.warning('Skipping pylint on unsupported Python version %s.' % args.python_version)
return SanitySkipped(self.name)
with open(PYLINT_SKIP_PATH, 'r') as skip_fd:
skip_paths = skip_fd.read().splitlines()
skip_paths_set = set(skip_paths)
paths = sorted(i.path for i in targets.include if (os.path.splitext(i.path)[1] == '.py' or i.path.startswith('bin/')) and i.path not in skip_paths_set)
contexts = {}
remaining_paths = set(paths)
def add_context(available_paths, context_name, context_filter):
"""
:type available_paths: set[str]
:type context_name: str
:type context_filter: (str) -> bool
"""
filtered_paths = set(p for p in available_paths if context_filter(p))
contexts[context_name] = sorted(filtered_paths)
available_paths -= filtered_paths
add_context(remaining_paths, 'ansible-test', lambda p: p.startswith('test/runner/'))
add_context(remaining_paths, 'units', lambda p: p.startswith('test/units/'))
add_context(remaining_paths, 'test', lambda p: p.startswith('test/'))
add_context(remaining_paths, 'hacking', lambda p: p.startswith('hacking/'))
add_context(remaining_paths, 'modules', lambda p: p.startswith('lib/ansible/modules/'))
add_context(remaining_paths, 'module_utils', lambda p: p.startswith('lib/ansible/module_utils/'))
add_context(remaining_paths, 'ansible', lambda p: True)
messages = []
context_times = []
test_start = datetime.datetime.utcnow()
for context in sorted(contexts):
context_paths = contexts[context]
if not context_paths:
continue
context_start = datetime.datetime.utcnow()
messages += self.pylint(args, context, context_paths)
context_end = datetime.datetime.utcnow()
context_times.append('%s: %d (%s)' % (context, len(context_paths), context_end - context_start))
test_end = datetime.datetime.utcnow()
for context_time in context_times:
display.info(context_time, verbosity=4)
display.info('total: %d (%s)' % (len(paths), test_end - test_start), verbosity=4)
errors = [SanityMessage(
message=m['message'].replace('\n', ' '),
path=m['path'],
line=int(m['line']),
column=int(m['column']),
level=m['type'],
code=m['symbol'],
) for m in messages]
line = 0
for path in skip_paths:
line += 1
if not os.path.exists(path):
# Keep files out of the list which no longer exist in the repo.
errors.append(SanityMessage(
code='A101',
message='Remove "%s" since it does not exist' % path,
path=PYLINT_SKIP_PATH,
line=line,
column=1,
confidence=calculate_best_confidence(((PYLINT_SKIP_PATH, line), (path, 0)), args.metadata) if args.metadata.changes else None,
))
if errors:
return SanityFailure(self.name, messages=errors)
return SanitySuccess(self.name)
def pylint(self, args, context, paths):
"""
:type args: SanityConfig
:param context: str
:param paths: list[str]
:return: list[dict[str, str]]
"""
rcfile = 'test/sanity/pylint/config/%s' % context
if not os.path.exists(rcfile):
rcfile = 'test/sanity/pylint/config/default'
cmd = [
'python%s' % args.python_version,
find_executable('pylint'),
'--jobs', '0',
'--reports', 'n',
'--max-line-length', '160',
'--rcfile', rcfile,
'--output-format', 'json',
] + paths
env = ansible_environment(args)
if paths:
try:
stdout, stderr = run_command(args, cmd, env=env, capture=True)
status = 0
except SubprocessError as ex:
stdout = ex.stdout
stderr = ex.stderr
status = ex.status
if stderr or status >= 32:
raise SubprocessError(cmd=cmd, status=status, stderr=stderr, stdout=stdout)
else:
stdout = None
if not args.explain and stdout:
messages = json.loads(stdout)
else:
messages = []
return messages