ansible/test/lib/ansible_test/_internal/sanity/import.py
Matt Clay 6cfe36fa1f
Set ansible-test min controller Python to 3.8. (#74395)
- Version neutral sanity tests now require Python 3.8 or later.
- Unit tests for controller-only code now require Python 3.8 or later.
2021-04-23 00:26:19 -07:00

218 lines
8.9 KiB
Python

"""Sanity test for proper import exception handling."""
from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
import os
from .. import types as t
from ..sanity import (
SanityMultipleVersion,
SanityMessage,
SanityFailure,
SanitySuccess,
SanitySkipped,
SANITY_ROOT,
)
from ..target import (
TestTarget,
)
from ..util import (
ANSIBLE_TEST_DATA_ROOT,
SubprocessError,
remove_tree,
display,
parse_to_list_of_dict,
is_subdir,
generate_pip_command,
find_python,
get_hash,
REMOTE_ONLY_PYTHON_VERSIONS,
)
from ..util_common import (
intercept_command,
run_command,
ResultType,
)
from ..ansible_util import (
ansible_environment,
)
from ..executor import (
generate_pip_install,
install_cryptography,
)
from ..config import (
SanityConfig,
)
from ..coverage_util import (
coverage_context,
)
from ..venv import (
create_virtual_environment,
)
from ..data import (
data_context,
)
def _get_module_test(module_restrictions): # type: (bool) -> t.Callable[[str], bool]
"""Create a predicate which tests whether a path can be used by modules or not."""
module_path = data_context().content.module_path
module_utils_path = data_context().content.module_utils_path
if module_restrictions:
return lambda path: is_subdir(path, module_path) or is_subdir(path, module_utils_path)
return lambda path: not (is_subdir(path, module_path) or is_subdir(path, module_utils_path))
class ImportTest(SanityMultipleVersion):
"""Sanity test for proper import exception handling."""
def filter_targets(self, targets): # type: (t.List[TestTarget]) -> t.List[TestTarget]
"""Return the given list of test targets, filtered to include only those relevant for the test."""
return [target for target in targets if os.path.splitext(target.path)[1] == '.py' and
any(is_subdir(target.path, path) for path in data_context().content.plugin_paths.values())]
def test(self, args, targets, python_version):
"""
:type args: SanityConfig
:type targets: SanityTargets
:type python_version: str
:rtype: TestResult
"""
settings = self.load_processor(args, python_version)
paths = [target.path for target in targets.include]
capture_pip = args.verbosity < 2
python = find_python(python_version)
if python_version.startswith('2.') and args.requirements:
# hack to make sure that virtualenv is available under Python 2.x
# on Python 3.x we can use the built-in venv
pip = generate_pip_command(python)
run_command(args, generate_pip_install(pip, '', packages=['virtualenv']), capture=capture_pip)
env = ansible_environment(args, color=False)
temp_root = os.path.join(ResultType.TMP.path, 'sanity', 'import')
messages = []
for import_type, test, add_ansible_requirements in (
('module', _get_module_test(True), False),
('plugin', _get_module_test(False), True),
):
if import_type == 'plugin' and python_version in REMOTE_ONLY_PYTHON_VERSIONS:
continue
data = '\n'.join([path for path in paths if test(path)])
if not data:
continue
requirements_file = None
# create a clean virtual environment to minimize the available imports beyond the python standard library
virtual_environment_dirname = 'minimal-py%s' % python_version.replace('.', '')
if add_ansible_requirements:
requirements_file = os.path.join(ANSIBLE_TEST_DATA_ROOT, 'requirements', 'sanity.import-plugins.txt')
virtual_environment_dirname += '-requirements-%s' % get_hash(requirements_file)
virtual_environment_path = os.path.join(temp_root, virtual_environment_dirname)
virtual_environment_bin = os.path.join(virtual_environment_path, 'bin')
remove_tree(virtual_environment_path)
if not create_virtual_environment(args, python_version, virtual_environment_path):
display.warning("Skipping sanity test '%s' on Python %s due to missing virtual environment support." % (self.name, python_version))
return SanitySkipped(self.name, python_version)
# add the importer to our virtual environment so it can be accessed through the coverage injector
importer_path = os.path.join(virtual_environment_bin, 'importer.py')
yaml_to_json_path = os.path.join(virtual_environment_bin, 'yaml_to_json.py')
if not args.explain:
os.symlink(os.path.abspath(os.path.join(SANITY_ROOT, 'import', 'importer.py')), importer_path)
os.symlink(os.path.abspath(os.path.join(SANITY_ROOT, 'import', 'yaml_to_json.py')), yaml_to_json_path)
# activate the virtual environment
env['PATH'] = '%s:%s' % (virtual_environment_bin, env['PATH'])
env.update(
SANITY_TEMP_PATH=ResultType.TMP.path,
SANITY_IMPORTER_TYPE=import_type,
)
if data_context().content.collection:
env.update(
SANITY_COLLECTION_FULL_NAME=data_context().content.collection.full_name,
SANITY_EXTERNAL_PYTHON=python,
)
virtualenv_python = os.path.join(virtual_environment_bin, 'python')
virtualenv_pip = generate_pip_command(virtualenv_python)
# make sure requirements are installed if needed
if requirements_file:
install_cryptography(args, virtualenv_python, python_version, virtualenv_pip)
run_command(args, generate_pip_install(virtualenv_pip, 'sanity', context='import-plugins'), env=env, capture=capture_pip)
# make sure coverage is available in the virtual environment if needed
if args.coverage:
run_command(args, generate_pip_install(virtualenv_pip, '', packages=['setuptools']), env=env, capture=capture_pip)
run_command(args, generate_pip_install(virtualenv_pip, '', packages=['coverage']), env=env, capture=capture_pip)
try:
# In some environments pkg_resources is installed as a separate pip package which needs to be removed.
# For example, using Python 3.8 on Ubuntu 18.04 a virtualenv is created with only pip and setuptools.
# However, a venv is created with an additional pkg-resources package which is independent of setuptools.
# Making sure pkg-resources is removed preserves the import test consistency between venv and virtualenv.
# Additionally, in the above example, the pyparsing package vendored with pkg-resources is out-of-date and generates deprecation warnings.
# Thus it is important to remove pkg-resources to prevent system installed packages from generating deprecation warnings.
run_command(args, virtualenv_pip + ['uninstall', '--disable-pip-version-check', '-y', 'pkg-resources'], env=env, capture=capture_pip)
except SubprocessError:
pass
run_command(args, virtualenv_pip + ['uninstall', '--disable-pip-version-check', '-y', 'setuptools'], env=env, capture=capture_pip)
run_command(args, virtualenv_pip + ['uninstall', '--disable-pip-version-check', '-y', 'pip'], env=env, capture=capture_pip)
display.info(import_type + ': ' + data, verbosity=4)
cmd = ['importer.py']
try:
with coverage_context(args):
stdout, stderr = intercept_command(args, cmd, self.name, env, capture=True, data=data, python_version=python_version,
virtualenv=virtualenv_python)
if stdout or stderr:
raise SubprocessError(cmd, stdout=stdout, stderr=stderr)
except SubprocessError as ex:
if ex.status != 10 or ex.stderr or not ex.stdout:
raise
pattern = r'^(?P<path>[^:]*):(?P<line>[0-9]+):(?P<column>[0-9]+): (?P<message>.*)$'
parsed = parse_to_list_of_dict(pattern, ex.stdout)
relative_temp_root = os.path.relpath(temp_root, data_context().content.root) + os.path.sep
messages += [SanityMessage(
message=r['message'],
path=os.path.relpath(r['path'], relative_temp_root) if r['path'].startswith(relative_temp_root) else r['path'],
line=int(r['line']),
column=int(r['column']),
) for r in parsed]
results = settings.process_errors(messages, paths)
if results:
return SanityFailure(self.name, messages=results, python_version=python_version)
return SanitySuccess(self.name, python_version=python_version)