ansible/test/lib/ansible_test/_internal/ansible_util.py

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"""Miscellaneous utility functions and classes specific to ansible cli tools."""
from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
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import json
import os
from .constants import (
SOFT_RLIMIT_NOFILE,
)
from .util import (
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common_environment,
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display,
find_python,
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ApplicationError,
ANSIBLE_LIB_ROOT,
ANSIBLE_TEST_DATA_ROOT,
ANSIBLE_BIN_PATH,
ANSIBLE_SOURCE_ROOT,
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)
from .util_common import (
create_temp_dir,
run_command,
ResultType,
)
from .config import (
PosixIntegrationConfig,
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EnvironmentConfig,
CommonConfig,
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)
from .data import (
data_context,
)
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CHECK_YAML_VERSIONS = {}
def ansible_environment(args, color=True, ansible_config=None):
"""
:type args: CommonConfig
:type color: bool
:type ansible_config: str | None
:rtype: dict[str, str]
"""
env = common_environment()
path = env['PATH']
if not path.startswith(ANSIBLE_BIN_PATH + os.path.pathsep):
path = ANSIBLE_BIN_PATH + os.path.pathsep + path
if not ansible_config:
# use the default empty configuration unless one has been provided
ansible_config = args.get_ansible_config()
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if not args.explain and not os.path.exists(ansible_config):
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raise ApplicationError('Configuration not found: %s' % ansible_config)
ansible = dict(
ANSIBLE_PYTHON_MODULE_RLIMIT_NOFILE=str(SOFT_RLIMIT_NOFILE),
ANSIBLE_FORCE_COLOR='%s' % 'true' if args.color and color else 'false',
ANSIBLE_FORCE_HANDLERS='true', # allow cleanup handlers to run when tests fail
ANSIBLE_HOST_PATTERN_MISMATCH='error', # prevent tests from unintentionally passing when hosts are not found
ANSIBLE_INVENTORY='/dev/null', # force tests to provide inventory
ANSIBLE_DEPRECATION_WARNINGS='false',
ANSIBLE_HOST_KEY_CHECKING='false',
ANSIBLE_RETRY_FILES_ENABLED='false',
ANSIBLE_CONFIG=ansible_config,
ANSIBLE_LIBRARY='/dev/null',
PYTHONPATH=get_ansible_python_path(),
PAGER='/bin/cat',
PATH=path,
)
if isinstance(args, PosixIntegrationConfig):
ansible.update(dict(
ANSIBLE_PYTHON_INTERPRETER='/set/ansible_python_interpreter/in/inventory', # force tests to set ansible_python_interpreter in inventory
))
env.update(ansible)
if args.debug:
env.update(dict(
ANSIBLE_DEBUG='true',
ANSIBLE_LOG_PATH=os.path.join(ResultType.LOGS.name, 'debug.log'),
))
if data_context().content.collection:
env.update(dict(
ANSIBLE_COLLECTIONS_PATHS=data_context().content.collection.root,
))
return env
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def get_ansible_python_path(): # type: () -> str
"""
Return a directory usable for PYTHONPATH, containing only the ansible package.
If a temporary directory is required, it will be cached for the lifetime of the process and cleaned up at exit.
"""
if ANSIBLE_SOURCE_ROOT:
# when running from source there is no need for a temporary directory to isolate the ansible package
return os.path.dirname(ANSIBLE_LIB_ROOT)
try:
return get_ansible_python_path.python_path
except AttributeError:
pass
python_path = create_temp_dir(prefix='ansible-test-')
get_ansible_python_path.python_path = python_path
os.symlink(ANSIBLE_LIB_ROOT, os.path.join(python_path, 'ansible'))
return python_path
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def check_pyyaml(args, version):
"""
:type args: EnvironmentConfig
:type version: str
"""
if version in CHECK_YAML_VERSIONS:
return
python = find_python(version)
stdout, _dummy = run_command(args, [python, os.path.join(ANSIBLE_TEST_DATA_ROOT, 'yamlcheck.py')], capture=True)
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if args.explain:
return
CHECK_YAML_VERSIONS[version] = result = json.loads(stdout)
yaml = result['yaml']
cloader = result['cloader']
if not yaml:
display.warning('PyYAML is not installed for interpreter: %s' % python)
elif not cloader:
display.warning('PyYAML will be slow due to installation without libyaml support for interpreter: %s' % python)