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"""Analyze powershell import statements."""
from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
import os
import re
from .io import (
read_text_file,
)
from .util import (
display,
)
from .data import (
data_context,
)
def get_powershell_module_utils_imports(powershell_targets):
"""Return a dictionary of module_utils names mapped to sets of powershell file paths.
:type powershell_targets: list[TestTarget]
:rtype: dict[str, set[str]]
"""
module_utils = enumerate_module_utils()
imports_by_target_path = {}
for target in powershell_targets:
imports_by_target_path[target.path] = extract_powershell_module_utils_imports(target.path, module_utils)
imports = dict([(module_util, set()) for module_util in module_utils])
for target_path in imports_by_target_path:
for module_util in imports_by_target_path[target_path]:
imports[module_util].add(target_path)
for module_util in sorted(imports):
if not imports[module_util]:
display.warning('No imports found which use the "%s" module_util.' % module_util)
return imports
def get_powershell_module_utils_name(path): # type: (str) -> str
"""Return a namespace and name from the given module_utils path."""
base_path = data_context().content.module_utils_powershell_path
if data_context().content.collection:
prefix = 'ansible_collections.' + data_context().content.collection.prefix + '.plugins.module_utils.'
else:
prefix = ''
name = prefix + os.path.splitext(os.path.relpath(path, base_path))[0].replace(os.path.sep, '.')
return name
def enumerate_module_utils():
"""Return a list of available module_utils imports.
:rtype: set[str]
"""
return set(get_powershell_module_utils_name(p)
for p in data_context().content.walk_files(data_context().content.module_utils_powershell_path)
if os.path.splitext(p)[1] == '.psm1')
def extract_powershell_module_utils_imports(path, module_utils):
"""Return a list of module_utils imports found in the specified source file.
:type path: str
:type module_utils: set[str]
:rtype: set[str]
"""
imports = set()
code = read_text_file(path)
if '# POWERSHELL_COMMON' in code:
imports.add('Ansible.ModuleUtils.Legacy')
lines = code.splitlines()
line_number = 0
for line in lines:
line_number += 1
match = re.search(r'(?i)^#\s*(?:requires\s+-module(?:s?)|ansiblerequires\s+-powershell)\s*((?:Ansible|ansible_collections)\..+)', line)
if not match:
continue
import_name = match.group(1)
if import_name in module_utils:
imports.add(import_name)
else:
display.warning('%s:%d Invalid module_utils import: %s' % (path, line_number, import_name))
return imports
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