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

389 lines
11 KiB
Python

"""Execute Ansible sanity tests."""
from __future__ import absolute_import, print_function
import abc
import glob
import json
import os
import re
import sys
from lib.util import (
ApplicationError,
SubprocessError,
display,
run_command,
import_plugins,
load_plugins,
parse_to_list_of_dict,
ABC,
is_binary_file,
read_lines_without_comments,
)
from lib.ansible_util import (
ansible_environment,
check_pyyaml,
)
from lib.target import (
walk_external_targets,
walk_internal_targets,
walk_sanity_targets,
)
from lib.executor import (
get_changes_filter,
AllTargetsSkipped,
Delegate,
install_command_requirements,
SUPPORTED_PYTHON_VERSIONS,
)
from lib.config import (
SanityConfig,
)
from lib.test import (
TestSuccess,
TestFailure,
TestSkipped,
TestMessage,
)
COMMAND = 'sanity'
def command_sanity(args):
"""
:type args: SanityConfig
"""
changes = get_changes_filter(args)
require = args.require + changes
targets = SanityTargets(args.include, args.exclude, require)
if not targets.include:
raise AllTargetsSkipped()
if args.delegate:
raise Delegate(require=changes, exclude=args.exclude)
install_command_requirements(args)
tests = sanity_get_tests()
if args.test:
tests = [t for t in tests if t.name in args.test]
else:
disabled = [t.name for t in tests if not t.enabled and not args.allow_disabled]
tests = [t for t in tests if t.enabled or args.allow_disabled]
if disabled:
display.warning('Skipping tests disabled by default without --allow-disabled: %s' % ', '.join(sorted(disabled)))
if args.skip_test:
tests = [t for t in tests if t.name not in args.skip_test]
total = 0
failed = []
for test in tests:
if args.list_tests:
display.info(test.name)
continue
if isinstance(test, SanityMultipleVersion):
versions = SUPPORTED_PYTHON_VERSIONS
else:
versions = (None,)
for version in versions:
if args.python and version and version != args.python_version:
continue
check_pyyaml(args, version or args.python_version)
display.info('Sanity check using %s%s' % (test.name, ' with Python %s' % version if version else ''))
options = ''
if isinstance(test, SanityCodeSmellTest):
result = test.test(args, targets)
elif isinstance(test, SanityMultipleVersion):
result = test.test(args, targets, python_version=version)
options = ' --python %s' % version
elif isinstance(test, SanitySingleVersion):
result = test.test(args, targets)
else:
raise Exception('Unsupported test type: %s' % type(test))
result.write(args)
total += 1
if isinstance(result, SanityFailure):
failed.append(result.test + options)
if failed:
message = 'The %d sanity test(s) listed below (out of %d) failed. See error output above for details.\n%s' % (
len(failed), total, '\n'.join(failed))
if args.failure_ok:
display.error(message)
else:
raise ApplicationError(message)
def collect_code_smell_tests():
"""
:rtype: tuple[SanityCodeSmellTest]
"""
skip_file = 'test/sanity/code-smell/skip.txt'
skip_tests = read_lines_without_comments(skip_file, remove_blank_lines=True)
paths = glob.glob('test/sanity/code-smell/*')
paths = sorted(p for p in paths if os.access(p, os.X_OK) and os.path.isfile(p) and os.path.basename(p) not in skip_tests)
tests = tuple(SanityCodeSmellTest(p) for p in paths)
return tests
def sanity_get_tests():
"""
:rtype: tuple[SanityFunc]
"""
return SANITY_TESTS
class SanitySuccess(TestSuccess):
"""Sanity test success."""
def __init__(self, test, python_version=None):
"""
:type test: str
:type python_version: str
"""
super(SanitySuccess, self).__init__(COMMAND, test, python_version)
class SanitySkipped(TestSkipped):
"""Sanity test skipped."""
def __init__(self, test, python_version=None):
"""
:type test: str
:type python_version: str
"""
super(SanitySkipped, self).__init__(COMMAND, test, python_version)
class SanityFailure(TestFailure):
"""Sanity test failure."""
def __init__(self, test, python_version=None, messages=None, summary=None):
"""
:type test: str
:type python_version: str
:type messages: list[SanityMessage]
:type summary: unicode
"""
super(SanityFailure, self).__init__(COMMAND, test, python_version, messages, summary)
class SanityMessage(TestMessage):
"""Single sanity test message for one file."""
pass
class SanityTargets(object):
"""Sanity test target information."""
def __init__(self, include, exclude, require):
"""
:type include: list[str]
:type exclude: list[str]
:type require: list[str]
"""
self.all = not include
self.targets = tuple(sorted(walk_sanity_targets()))
self.include = walk_internal_targets(self.targets, include, exclude, require)
self.include_external, self.exclude_external = walk_external_targets(self.targets, include, exclude, require)
class SanityTest(ABC):
"""Sanity test base class."""
__metaclass__ = abc.ABCMeta
def __init__(self, name):
self.name = name
self.enabled = True
class SanityCodeSmellTest(SanityTest):
"""Sanity test script."""
UNSUPPORTED_PYTHON_VERSIONS = (
'2.6', # some tests use voluptuous, but the version we require does not support python 2.6
)
def __init__(self, path):
name = os.path.splitext(os.path.basename(path))[0]
config_path = os.path.splitext(path)[0] + '.json'
super(SanityCodeSmellTest, self).__init__(name)
self.path = path
self.config_path = config_path if os.path.exists(config_path) else None
self.config = None
if self.config_path:
with open(self.config_path, 'r') as config_fd:
self.config = json.load(config_fd)
if self.config:
self.enabled = not self.config.get('disabled')
def test(self, args, targets):
"""
:type args: SanityConfig
:type targets: SanityTargets
:rtype: TestResult
"""
if args.python_version in self.UNSUPPORTED_PYTHON_VERSIONS:
display.warning('Skipping %s on unsupported Python version %s.' % (self.name, args.python_version))
return SanitySkipped(self.name)
if self.path.endswith('.py'):
cmd = [args.python_executable, self.path]
else:
cmd = [self.path]
env = ansible_environment(args, color=False)
pattern = None
data = None
if self.config:
output = self.config.get('output')
extensions = self.config.get('extensions')
prefixes = self.config.get('prefixes')
files = self.config.get('files')
always = self.config.get('always')
text = self.config.get('text')
ignore_changes = self.config.get('ignore_changes')
if output == 'path-line-column-message':
pattern = '^(?P<path>[^:]*):(?P<line>[0-9]+):(?P<column>[0-9]+): (?P<message>.*)$'
elif output == 'path-message':
pattern = '^(?P<path>[^:]*): (?P<message>.*)$'
else:
pattern = ApplicationError('Unsupported output type: %s' % output)
if ignore_changes:
paths = sorted(i.path for i in targets.targets)
always = False
else:
paths = sorted(i.path for i in targets.include)
if always:
paths = []
# short-term work-around for paths being str instead of unicode on python 2.x
if sys.version_info[0] == 2:
paths = [p.decode('utf-8') for p in paths]
if text is not None:
if text:
paths = [p for p in paths if not is_binary_file(p)]
else:
paths = [p for p in paths if is_binary_file(p)]
if extensions:
paths = [p for p in paths if os.path.splitext(p)[1] in extensions or (p.startswith('bin/') and '.py' in extensions)]
if prefixes:
paths = [p for p in paths if any(p.startswith(pre) for pre in prefixes)]
if files:
paths = [p for p in paths if os.path.basename(p) in files]
if not paths and not always:
return SanitySkipped(self.name)
data = '\n'.join(paths)
if data:
display.info(data, verbosity=4)
try:
stdout, stderr = run_command(args, cmd, data=data, env=env, capture=True)
status = 0
except SubprocessError as ex:
stdout = ex.stdout
stderr = ex.stderr
status = ex.status
if stdout and not stderr:
if pattern:
matches = parse_to_list_of_dict(pattern, stdout)
messages = [SanityMessage(
message=m['message'],
path=m['path'],
line=int(m.get('line', 0)),
column=int(m.get('column', 0)),
) for m in matches]
return SanityFailure(self.name, messages=messages)
if stderr or status:
summary = u'%s' % SubprocessError(cmd=cmd, status=status, stderr=stderr, stdout=stdout)
return SanityFailure(self.name, summary=summary)
return SanitySuccess(self.name)
class SanityFunc(SanityTest):
"""Base class for sanity test plugins."""
def __init__(self):
name = self.__class__.__name__
name = re.sub(r'Test$', '', name) # drop Test suffix
name = re.sub(r'(.)([A-Z][a-z]+)', r'\1-\2', name).lower() # use dashes instead of capitalization
super(SanityFunc, self).__init__(name)
class SanitySingleVersion(SanityFunc):
"""Base class for sanity test plugins which should run on a single python version."""
@abc.abstractmethod
def test(self, args, targets):
"""
:type args: SanityConfig
:type targets: SanityTargets
:rtype: TestResult
"""
pass
class SanityMultipleVersion(SanityFunc):
"""Base class for sanity test plugins which should run on multiple python versions."""
@abc.abstractmethod
def test(self, args, targets, python_version):
"""
:type args: SanityConfig
:type targets: SanityTargets
:type python_version: str
:rtype: TestResult
"""
pass
SANITY_TESTS = (
)
def sanity_init():
"""Initialize full sanity test list (includes code-smell scripts determined at runtime)."""
import_plugins('sanity')
sanity_plugins = {} # type: dict[str, type]
load_plugins(SanityFunc, sanity_plugins)
sanity_tests = tuple([plugin() for plugin in sanity_plugins.values()])
global SANITY_TESTS # pylint: disable=locally-disabled, global-statement
SANITY_TESTS = tuple(sorted(sanity_tests + collect_code_smell_tests(), key=lambda k: k.name))