mirror of https://github.com/ansible/ansible.git
Matt Clay
6 years ago
parent
18c35b69fb
commit
b834b29e43
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"""Cache for commonly shared data that is intended to be immutable."""
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from __future__ import absolute_import, print_function
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class CommonCache(object):
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"""Common cache."""
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def __init__(self, args):
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"""
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:param args: CommonConfig
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"""
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self.args = args
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def get(self, key, factory):
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"""
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:param key: str
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:param factory: () -> any
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:rtype: any
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"""
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if key not in self.args.cache:
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self.args.cache[key] = factory()
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return self.args.cache[key]
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def get_with_args(self, key, factory):
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"""
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:param key: str
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:param factory: (CommonConfig) -> any
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:rtype: any
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"""
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if key not in self.args.cache:
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self.args.cache[key] = factory(self.args)
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return self.args.cache[key]
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@ -0,0 +1,214 @@
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"""Ansible integration test infrastructure."""
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from __future__ import absolute_import, print_function
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import contextlib
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import os
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import shutil
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import tempfile
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from lib.target import (
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analyze_integration_target_dependencies,
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walk_integration_targets,
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)
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from lib.config import (
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NetworkIntegrationConfig,
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PosixIntegrationConfig,
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WindowsIntegrationConfig,
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)
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from lib.util import (
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ApplicationError,
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display,
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make_dirs,
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)
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from lib.cache import (
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CommonCache,
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)
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def generate_dependency_map(integration_targets):
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"""
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:type integration_targets: list[IntegrationTarget]
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:rtype: dict[str, set[IntegrationTarget]]
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"""
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targets_dict = dict((target.name, target) for target in integration_targets)
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target_dependencies = analyze_integration_target_dependencies(integration_targets)
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dependency_map = {}
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invalid_targets = set()
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for dependency, dependents in target_dependencies.items():
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dependency_target = targets_dict.get(dependency)
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if not dependency_target:
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invalid_targets.add(dependency)
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continue
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for dependent in dependents:
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if dependent not in dependency_map:
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dependency_map[dependent] = set()
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dependency_map[dependent].add(dependency_target)
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if invalid_targets:
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raise ApplicationError('Non-existent target dependencies: %s' % ', '.join(sorted(invalid_targets)))
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return dependency_map
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def get_files_needed(target_dependencies):
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"""
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:type target_dependencies: list[IntegrationTarget]
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:rtype: list[str]
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"""
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files_needed = []
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for target_dependency in target_dependencies:
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files_needed += target_dependency.needs_file
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files_needed = sorted(set(files_needed))
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invalid_paths = [path for path in files_needed if not os.path.isfile(path)]
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if invalid_paths:
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raise ApplicationError('Invalid "needs/file/*" aliases:\n%s' % '\n'.join(invalid_paths))
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return files_needed
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@contextlib.contextmanager
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def integration_test_environment(args, target, inventory_path):
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"""
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:type args: IntegrationConfig
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:type target: IntegrationTarget
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:type inventory_path: str
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"""
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vars_file = 'integration_config.yml'
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if args.no_temp_workdir or 'no/temp_workdir/' in target.aliases:
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display.warning('Disabling the temp work dir is a temporary debugging feature that may be removed in the future without notice.')
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integration_dir = 'test/integration'
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ansible_config = os.path.join(integration_dir, '%s.cfg' % args.command)
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inventory_name = os.path.relpath(inventory_path, integration_dir)
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if '/' in inventory_name:
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inventory_name = inventory_path
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yield IntegrationEnvironment(integration_dir, inventory_name, ansible_config, vars_file)
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return
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root_temp_dir = os.path.expanduser('~/.ansible/test/tmp')
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prefix = '%s-' % target.name
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suffix = u'-\u00c5\u00d1\u015a\u00cc\u03b2\u0141\u00c8'
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if args.no_temp_unicode or 'no/temp_unicode/' in target.aliases:
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display.warning('Disabling unicode in the temp work dir is a temporary debugging feature that may be removed in the future without notice.')
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suffix = '-ansible'
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if isinstance('', bytes):
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suffix = suffix.encode('utf-8')
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if args.explain:
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temp_dir = os.path.join(root_temp_dir, '%stemp%s' % (prefix, suffix))
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else:
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make_dirs(root_temp_dir)
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temp_dir = tempfile.mkdtemp(prefix=prefix, suffix=suffix, dir=root_temp_dir)
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try:
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display.info('Preparing temporary directory: %s' % temp_dir, verbosity=2)
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inventory_names = {
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PosixIntegrationConfig: 'inventory',
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WindowsIntegrationConfig: 'inventory.winrm',
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NetworkIntegrationConfig: 'inventory.networking',
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}
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inventory_name = inventory_names[type(args)]
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cache = IntegrationCache(args)
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target_dependencies = sorted([target] + list(cache.dependency_map.get(target.name, set())))
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files_needed = get_files_needed(target_dependencies)
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integration_dir = os.path.join(temp_dir, 'test/integration')
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ansible_config = os.path.join(integration_dir, '%s.cfg' % args.command)
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file_copies = [
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('test/integration/%s.cfg' % args.command, ansible_config),
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('test/integration/integration_config.yml', os.path.join(integration_dir, vars_file)),
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(inventory_path, os.path.join(integration_dir, inventory_name)),
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]
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file_copies += [(path, os.path.join(temp_dir, path)) for path in files_needed]
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directory_copies = [
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(os.path.join('test/integration/targets', target.name), os.path.join(integration_dir, 'targets', target.name)) for target in target_dependencies
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]
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inventory_dir = os.path.dirname(inventory_path)
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host_vars_dir = os.path.join(inventory_dir, 'host_vars')
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group_vars_dir = os.path.join(inventory_dir, 'group_vars')
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if os.path.isdir(host_vars_dir):
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directory_copies.append((host_vars_dir, os.path.join(integration_dir, os.path.basename(host_vars_dir))))
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if os.path.isdir(group_vars_dir):
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directory_copies.append((group_vars_dir, os.path.join(integration_dir, os.path.basename(group_vars_dir))))
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directory_copies = sorted(set(directory_copies))
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file_copies = sorted(set(file_copies))
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if not args.explain:
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make_dirs(integration_dir)
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for dir_src, dir_dst in directory_copies:
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display.info('Copying %s/ to %s/' % (dir_src, dir_dst), verbosity=2)
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if not args.explain:
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shutil.copytree(dir_src, dir_dst, symlinks=True)
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for file_src, file_dst in file_copies:
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display.info('Copying %s to %s' % (file_src, file_dst), verbosity=2)
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if not args.explain:
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make_dirs(os.path.dirname(file_dst))
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shutil.copy2(file_src, file_dst)
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yield IntegrationEnvironment(integration_dir, inventory_name, ansible_config, vars_file)
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finally:
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if not args.explain:
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shutil.rmtree(temp_dir)
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class IntegrationEnvironment(object):
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"""Details about the integration environment."""
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def __init__(self, integration_dir, inventory_path, ansible_config, vars_file):
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self.integration_dir = integration_dir
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self.inventory_path = inventory_path
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self.ansible_config = ansible_config
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self.vars_file = vars_file
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class IntegrationCache(CommonCache):
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"""Integration cache."""
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@property
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def integration_targets(self):
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"""
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:rtype: list[IntegrationTarget]
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"""
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return self.get('integration_targets', lambda: list(walk_integration_targets()))
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@property
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def dependency_map(self):
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"""
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:rtype: dict[str, set[IntegrationTarget]]
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"""
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return self.get('dependency_map', lambda: generate_dependency_map(self.integration_targets))
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