computer-playbook/tests/integration/test_run_once_inclusion.py

85 lines
3.2 KiB
Python

import os
import re
import unittest
import glob
import yaml
def find_role_task_yml_files(root_dir):
"""
Find all .yml or .yaml files under roles/*/tasks directories from project root.
"""
pattern_yml = os.path.join(root_dir, 'roles', '*', 'tasks', '*.yml')
pattern_yaml = os.path.join(root_dir, 'roles', '*', 'tasks', '*.yaml')
return glob.glob(pattern_yml) + glob.glob(pattern_yaml)
class RunOnceInclusionTest(unittest.TestCase):
"""
Ensure that every Ansible block in roles/*/tasks with a when condition matching
either the dynamic Jinja scheme or a literal run_once_<role_name> is not defined,
and containing an include_role/import_role also ends with
include_tasks: utils/run_once.yml as its last task.
"""
WHEN_PATTERN = re.compile(
r"(?:run_once_\+\s*\(role_name\s*\|\s*lower\s*\|\s*replace\('\-','\_'\)\)\s*is\s*(?:not\s+)?defined"
r"|run_once_[a-z0-9_]+\s*is\s*(?:not\s+)?defined)",
re.IGNORECASE
)
def test_run_once_blocks(self):
# tests/integration -> tests -> project root
project_root = os.path.abspath(
os.path.join(os.path.dirname(__file__), '..', '..')
)
violations = []
for filepath in find_role_task_yml_files(project_root):
with open(filepath, 'r') as f:
try:
docs = list(yaml.safe_load_all(f))
except yaml.YAMLError as e:
self.fail(f"Failed to parse YAML file {filepath}: {e}")
for doc in docs:
# Determine tasks list
tasks = None
if isinstance(doc, dict) and isinstance(doc.get('tasks'), list):
tasks = doc['tasks']
elif isinstance(doc, list):
tasks = doc
if not tasks:
continue
for item in tasks:
if not isinstance(item, dict) or 'block' not in item:
continue
when = item.get('when')
if not isinstance(when, str) or not self.WHEN_PATTERN.search(when):
continue
block = item['block']
# Check for include_role or import_role within block
has_role_include = any(
isinstance(t, dict) and ('include_role' in t or 'import_role' in t)
for t in block
)
# Check that last task is include_tasks: utils/run_once.yml
last_task = block[-1] if block else None
has_run_once_include = (
isinstance(last_task, dict)
and last_task.get('include_tasks') == 'utils/run_once.yml'
)
if has_role_include and not has_run_once_include:
violations.append(
f"{filepath}: block with when='{when}' missing final include_tasks: utils/run_once.yml"
)
if violations:
self.fail("Run-once blocks missing include_tasks:\n" + "\n".join(violations))
if __name__ == '__main__':
unittest.main()