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675 lines
21 KiB
Python
675 lines
21 KiB
Python
"""Test target identification, iteration and inclusion/exclusion."""
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from __future__ import absolute_import, print_function
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import collections
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import os
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import re
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import errno
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import itertools
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import abc
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import sys
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from lib.util import (
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ApplicationError,
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display,
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read_lines_without_comments,
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)
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MODULE_EXTENSIONS = '.py', '.ps1'
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def find_target_completion(target_func, prefix):
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"""
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:type target_func: () -> collections.Iterable[CompletionTarget]
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:type prefix: unicode
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:rtype: list[str]
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"""
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try:
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targets = target_func()
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if sys.version_info[0] == 2:
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prefix = prefix.encode()
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short = os.environ.get('COMP_TYPE') == '63' # double tab completion from bash
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matches = walk_completion_targets(targets, prefix, short)
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return matches
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except Exception as ex: # pylint: disable=locally-disabled, broad-except
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return [u'%s' % ex]
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def walk_completion_targets(targets, prefix, short=False):
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"""
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:type targets: collections.Iterable[CompletionTarget]
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:type prefix: str
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:type short: bool
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:rtype: tuple[str]
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"""
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aliases = set(alias for target in targets for alias in target.aliases)
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if prefix.endswith('/') and prefix in aliases:
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aliases.remove(prefix)
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matches = [alias for alias in aliases if alias.startswith(prefix) and '/' not in alias[len(prefix):-1]]
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if short:
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offset = len(os.path.dirname(prefix))
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if offset:
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offset += 1
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relative_matches = [match[offset:] for match in matches if len(match) > offset]
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if len(relative_matches) > 1:
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matches = relative_matches
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return tuple(sorted(matches))
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def walk_internal_targets(targets, includes=None, excludes=None, requires=None):
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"""
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:type targets: collections.Iterable[T <= CompletionTarget]
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:type includes: list[str]
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:type excludes: list[str]
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:type requires: list[str]
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:rtype: tuple[T <= CompletionTarget]
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"""
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targets = tuple(targets)
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include_targets = sorted(filter_targets(targets, includes, errors=True, directories=False), key=lambda t: t.name)
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if requires:
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require_targets = set(filter_targets(targets, requires, errors=True, directories=False))
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include_targets = [target for target in include_targets if target in require_targets]
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if excludes:
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list(filter_targets(targets, excludes, errors=True, include=False, directories=False))
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internal_targets = set(filter_targets(include_targets, excludes, errors=False, include=False, directories=False))
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return tuple(sorted(internal_targets, key=lambda t: t.name))
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def walk_external_targets(targets, includes=None, excludes=None, requires=None):
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"""
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:type targets: collections.Iterable[CompletionTarget]
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:type includes: list[str]
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:type excludes: list[str]
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:type requires: list[str]
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:rtype: tuple[CompletionTarget], tuple[CompletionTarget]
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"""
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targets = tuple(targets)
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if requires:
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include_targets = list(filter_targets(targets, includes, errors=True, directories=False))
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require_targets = set(filter_targets(targets, requires, errors=True, directories=False))
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includes = [target.name for target in include_targets if target in require_targets]
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if includes:
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include_targets = sorted(filter_targets(targets, includes, errors=True), key=lambda t: t.name)
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else:
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include_targets = []
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else:
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include_targets = sorted(filter_targets(targets, includes, errors=True), key=lambda t: t.name)
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if excludes:
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exclude_targets = sorted(filter_targets(targets, excludes, errors=True), key=lambda t: t.name)
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else:
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exclude_targets = []
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previous = None
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include = []
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for target in include_targets:
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if isinstance(previous, DirectoryTarget) and isinstance(target, DirectoryTarget) \
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and previous.name == target.name:
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previous.modules = tuple(set(previous.modules) | set(target.modules))
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else:
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include.append(target)
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previous = target
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previous = None
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exclude = []
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for target in exclude_targets:
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if isinstance(previous, DirectoryTarget) and isinstance(target, DirectoryTarget) \
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and previous.name == target.name:
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previous.modules = tuple(set(previous.modules) | set(target.modules))
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else:
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exclude.append(target)
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previous = target
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return tuple(include), tuple(exclude)
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def filter_targets(targets, patterns, include=True, directories=True, errors=True):
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"""
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:type targets: collections.Iterable[CompletionTarget]
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:type patterns: list[str]
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:type include: bool
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:type directories: bool
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:type errors: bool
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:rtype: collections.Iterable[CompletionTarget]
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"""
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unmatched = set(patterns or ())
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compiled_patterns = dict((p, re.compile('^%s$' % p)) for p in patterns) if patterns else None
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for target in targets:
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matched_directories = set()
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match = False
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if patterns:
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for alias in target.aliases:
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for pattern in patterns:
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if compiled_patterns[pattern].match(alias):
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match = True
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try:
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unmatched.remove(pattern)
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except KeyError:
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pass
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if alias.endswith('/'):
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if target.base_path and len(target.base_path) > len(alias):
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matched_directories.add(target.base_path)
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else:
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matched_directories.add(alias)
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elif include:
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match = True
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if not target.base_path:
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matched_directories.add('.')
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for alias in target.aliases:
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if alias.endswith('/'):
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if target.base_path and len(target.base_path) > len(alias):
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matched_directories.add(target.base_path)
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else:
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matched_directories.add(alias)
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if match != include:
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continue
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if directories and matched_directories:
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yield DirectoryTarget(sorted(matched_directories, key=len)[0], target.modules)
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else:
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yield target
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if errors:
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if unmatched:
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raise TargetPatternsNotMatched(unmatched)
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def walk_module_targets():
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"""
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:rtype: collections.Iterable[TestTarget]
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"""
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path = 'lib/ansible/modules'
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for target in walk_test_targets(path, path + '/', extensions=MODULE_EXTENSIONS):
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if not target.module:
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continue
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yield target
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def walk_units_targets():
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"""
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:rtype: collections.Iterable[TestTarget]
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"""
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return walk_test_targets(path='test/units', module_path='test/units/modules/', extensions=('.py',), prefix='test_')
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def walk_compile_targets():
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"""
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:rtype: collections.Iterable[TestTarget]
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"""
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return walk_test_targets(module_path='lib/ansible/modules/', extensions=('.py',), extra_dirs=('bin',))
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def walk_sanity_targets():
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"""
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:rtype: collections.Iterable[TestTarget]
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"""
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return walk_test_targets(module_path='lib/ansible/modules/')
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def walk_posix_integration_targets(include_hidden=False):
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"""
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:type include_hidden: bool
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:rtype: collections.Iterable[IntegrationTarget]
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"""
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for target in walk_integration_targets():
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if 'posix/' in target.aliases or (include_hidden and 'hidden/posix/' in target.aliases):
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yield target
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def walk_network_integration_targets(include_hidden=False):
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"""
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:type include_hidden: bool
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:rtype: collections.Iterable[IntegrationTarget]
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"""
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for target in walk_integration_targets():
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if 'network/' in target.aliases or (include_hidden and 'hidden/network/' in target.aliases):
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yield target
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def walk_windows_integration_targets(include_hidden=False):
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"""
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:type include_hidden: bool
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:rtype: collections.Iterable[IntegrationTarget]
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"""
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for target in walk_integration_targets():
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if 'windows/' in target.aliases or (include_hidden and 'hidden/windows/' in target.aliases):
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yield target
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def walk_integration_targets():
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"""
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:rtype: collections.Iterable[IntegrationTarget]
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"""
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path = 'test/integration/targets'
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modules = frozenset(t.module for t in walk_module_targets())
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paths = sorted(os.path.join(path, p) for p in os.listdir(path))
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prefixes = load_integration_prefixes()
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for path in paths:
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if os.path.isdir(path):
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yield IntegrationTarget(path, modules, prefixes)
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def load_integration_prefixes():
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"""
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:rtype: dict[str, str]
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"""
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path = 'test/integration'
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names = sorted(f for f in os.listdir(path) if os.path.splitext(f)[0] == 'target-prefixes')
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prefixes = {}
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for name in names:
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prefix = os.path.splitext(name)[1][1:]
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with open(os.path.join(path, name), 'r') as prefix_fd:
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prefixes.update(dict((k, prefix) for k in prefix_fd.read().splitlines()))
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return prefixes
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def walk_test_targets(path=None, module_path=None, extensions=None, prefix=None, extra_dirs=None):
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"""
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:type path: str | None
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:type module_path: str | None
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:type extensions: tuple[str] | None
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:type prefix: str | None
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:type extra_dirs: tuple[str] | None
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:rtype: collections.Iterable[TestTarget]
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"""
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for root, _, file_names in os.walk(path or '.', topdown=False):
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if root.endswith('/__pycache__'):
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continue
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if '/.tox/' in root:
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continue
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if path is None:
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root = root[2:]
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if root.startswith('.') and root != '.github':
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continue
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for file_name in file_names:
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name, ext = os.path.splitext(os.path.basename(file_name))
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if name.startswith('.'):
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continue
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if extensions and ext not in extensions:
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continue
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if prefix and not name.startswith(prefix):
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continue
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file_path = os.path.join(root, file_name)
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if os.path.islink(file_path):
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# special case to allow a symlink of ansible_release.py -> ../release.py
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if file_path != 'lib/ansible/module_utils/ansible_release.py':
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continue
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yield TestTarget(file_path, module_path, prefix, path)
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if extra_dirs:
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for extra_dir in extra_dirs:
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file_names = os.listdir(extra_dir)
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for file_name in file_names:
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file_path = os.path.join(extra_dir, file_name)
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if os.path.isfile(file_path) and not os.path.islink(file_path):
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yield TestTarget(file_path, module_path, prefix, path)
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def analyze_integration_target_dependencies(integration_targets):
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"""
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:type integration_targets: list[IntegrationTarget]
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:rtype: dict[str,set[str]]
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"""
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real_target_root = os.path.realpath('test/integration/targets') + '/'
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role_targets = [t for t in integration_targets if t.type == 'role']
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hidden_role_target_names = set(t.name for t in role_targets if 'hidden/' in t.aliases)
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dependencies = collections.defaultdict(set)
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# handle setup dependencies
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for target in integration_targets:
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for setup_target_name in target.setup_always + target.setup_once:
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dependencies[setup_target_name].add(target.name)
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# handle target dependencies
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for target in integration_targets:
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for need_target in target.needs_target:
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dependencies[need_target].add(target.name)
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# handle symlink dependencies between targets
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# this use case is supported, but discouraged
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for target in integration_targets:
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for root, _dummy, file_names in os.walk(target.path):
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for name in file_names:
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path = os.path.join(root, name)
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if not os.path.islink(path):
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continue
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real_link_path = os.path.realpath(path)
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if not real_link_path.startswith(real_target_root):
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continue
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link_target = real_link_path[len(real_target_root):].split('/')[0]
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if link_target == target.name:
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continue
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dependencies[link_target].add(target.name)
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# intentionally primitive analysis of role meta to avoid a dependency on pyyaml
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# script based targets are scanned as they may execute a playbook with role dependencies
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for target in integration_targets:
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meta_dir = os.path.join(target.path, 'meta')
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if not os.path.isdir(meta_dir):
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continue
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meta_paths = sorted([os.path.join(meta_dir, name) for name in os.listdir(meta_dir)])
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for meta_path in meta_paths:
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if os.path.exists(meta_path):
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with open(meta_path, 'r') as meta_fd:
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meta_lines = meta_fd.read().splitlines()
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for meta_line in meta_lines:
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if re.search(r'^ *#.*$', meta_line):
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continue
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if not meta_line.strip():
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continue
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for hidden_target_name in hidden_role_target_names:
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if hidden_target_name in meta_line:
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dependencies[hidden_target_name].add(target.name)
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while True:
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changes = 0
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for dummy, dependent_target_names in dependencies.items():
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for dependent_target_name in list(dependent_target_names):
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new_target_names = dependencies.get(dependent_target_name)
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if new_target_names:
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for new_target_name in new_target_names:
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if new_target_name not in dependent_target_names:
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dependent_target_names.add(new_target_name)
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changes += 1
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if not changes:
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break
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for target_name in sorted(dependencies):
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consumers = dependencies[target_name]
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if not consumers:
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continue
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display.info('%s:' % target_name, verbosity=4)
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for consumer in sorted(consumers):
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display.info(' %s' % consumer, verbosity=4)
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return dependencies
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class CompletionTarget(object):
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"""Command-line argument completion target base class."""
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__metaclass__ = abc.ABCMeta
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def __init__(self):
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self.name = None
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self.path = None
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self.base_path = None
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self.modules = tuple()
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self.aliases = tuple()
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def __eq__(self, other):
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if isinstance(other, CompletionTarget):
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return self.__repr__() == other.__repr__()
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return False
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def __ne__(self, other):
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return not self.__eq__(other)
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def __lt__(self, other):
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return self.name.__lt__(other.name)
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def __gt__(self, other):
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return self.name.__gt__(other.name)
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def __hash__(self):
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return hash(self.__repr__())
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def __repr__(self):
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if self.modules:
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return '%s (%s)' % (self.name, ', '.join(self.modules))
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return self.name
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class DirectoryTarget(CompletionTarget):
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"""Directory target."""
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def __init__(self, path, modules):
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"""
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:type path: str
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:type modules: tuple[str]
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"""
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super(DirectoryTarget, self).__init__()
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self.name = path
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self.path = path
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self.modules = modules
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class TestTarget(CompletionTarget):
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"""Generic test target."""
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def __init__(self, path, module_path, module_prefix, base_path):
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"""
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:type path: str
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:type module_path: str | None
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:type module_prefix: str | None
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:type base_path: str
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"""
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super(TestTarget, self).__init__()
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self.name = path
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self.path = path
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self.base_path = base_path + '/' if base_path else None
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name, ext = os.path.splitext(os.path.basename(self.path))
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if module_path and path.startswith(module_path) and name != '__init__' and ext in MODULE_EXTENSIONS:
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self.module = name[len(module_prefix or ''):].lstrip('_')
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self.modules = (self.module,)
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else:
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self.module = None
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self.modules = tuple()
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aliases = [self.path, self.module]
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parts = self.path.split('/')
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for i in range(1, len(parts)):
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alias = '%s/' % '/'.join(parts[:i])
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aliases.append(alias)
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aliases = [a for a in aliases if a]
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self.aliases = tuple(sorted(aliases))
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class IntegrationTarget(CompletionTarget):
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"""Integration test target."""
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non_posix = frozenset((
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'network',
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'windows',
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))
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categories = frozenset(non_posix | frozenset((
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'posix',
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'module',
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'needs',
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'skip',
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)))
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def __init__(self, path, modules, prefixes):
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"""
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:type path: str
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:type modules: frozenset[str]
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:type prefixes: dict[str, str]
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"""
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super(IntegrationTarget, self).__init__()
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self.name = os.path.basename(path)
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self.path = path
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# script_path and type
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contents = sorted(os.listdir(path))
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runme_files = tuple(c for c in contents if os.path.splitext(c)[0] == 'runme')
|
|
test_files = tuple(c for c in contents if os.path.splitext(c)[0] == 'test')
|
|
|
|
self.script_path = None
|
|
|
|
if runme_files:
|
|
self.type = 'script'
|
|
self.script_path = os.path.join(path, runme_files[0])
|
|
elif test_files:
|
|
self.type = 'special'
|
|
elif os.path.isdir(os.path.join(path, 'tasks')) or os.path.isdir(os.path.join(path, 'defaults')):
|
|
self.type = 'role'
|
|
else:
|
|
self.type = 'role' # ansible will consider these empty roles, so ansible-test should as well
|
|
|
|
# static_aliases
|
|
|
|
try:
|
|
aliases_path = os.path.join(path, 'aliases')
|
|
static_aliases = tuple(read_lines_without_comments(aliases_path, remove_blank_lines=True))
|
|
except IOError as ex:
|
|
if ex.errno != errno.ENOENT:
|
|
raise
|
|
static_aliases = tuple()
|
|
|
|
# modules
|
|
|
|
if self.name in modules:
|
|
module_name = self.name
|
|
elif self.name.startswith('win_') and self.name[4:] in modules:
|
|
module_name = self.name[4:]
|
|
else:
|
|
module_name = None
|
|
|
|
self.modules = tuple(sorted(a for a in static_aliases + tuple([module_name]) if a in modules))
|
|
|
|
# groups
|
|
|
|
groups = [self.type]
|
|
groups += [a for a in static_aliases if a not in modules]
|
|
groups += ['module/%s' % m for m in self.modules]
|
|
|
|
if not self.modules:
|
|
groups.append('non_module')
|
|
|
|
if 'destructive' not in groups:
|
|
groups.append('non_destructive')
|
|
|
|
if '_' in self.name:
|
|
prefix = self.name[:self.name.find('_')]
|
|
else:
|
|
prefix = None
|
|
|
|
if prefix in prefixes:
|
|
group = prefixes[prefix]
|
|
|
|
if group != prefix:
|
|
group = '%s/%s' % (group, prefix)
|
|
|
|
groups.append(group)
|
|
|
|
if self.name.startswith('win_'):
|
|
groups.append('windows')
|
|
|
|
if self.name.startswith('connection_'):
|
|
groups.append('connection')
|
|
|
|
if self.name.startswith('setup_') or self.name.startswith('prepare_'):
|
|
groups.append('hidden')
|
|
|
|
if self.type not in ('script', 'role'):
|
|
groups.append('hidden')
|
|
|
|
# Collect file paths before group expansion to avoid including the directories.
|
|
# Ignore references to test targets, as those must be defined using `needs/target/*` or other target references.
|
|
self.needs_file = tuple(sorted(set('/'.join(g.split('/')[2:]) for g in groups if
|
|
g.startswith('needs/file/') and not g.startswith('needs/file/test/integration/targets/'))))
|
|
|
|
for group in itertools.islice(groups, 0, len(groups)):
|
|
if '/' in group:
|
|
parts = group.split('/')
|
|
for i in range(1, len(parts)):
|
|
groups.append('/'.join(parts[:i]))
|
|
|
|
if not any(g in self.non_posix for g in groups):
|
|
groups.append('posix')
|
|
|
|
# aliases
|
|
|
|
aliases = [self.name] + \
|
|
['%s/' % g for g in groups] + \
|
|
['%s/%s' % (g, self.name) for g in groups if g not in self.categories]
|
|
|
|
if 'hidden/' in aliases:
|
|
aliases = ['hidden/'] + ['hidden/%s' % a for a in aliases if not a.startswith('hidden/')]
|
|
|
|
self.aliases = tuple(sorted(set(aliases)))
|
|
|
|
# configuration
|
|
|
|
self.setup_once = tuple(sorted(set(g.split('/')[2] for g in groups if g.startswith('setup/once/'))))
|
|
self.setup_always = tuple(sorted(set(g.split('/')[2] for g in groups if g.startswith('setup/always/'))))
|
|
self.needs_target = tuple(sorted(set(g.split('/')[2] for g in groups if g.startswith('needs/target/'))))
|
|
|
|
|
|
class TargetPatternsNotMatched(ApplicationError):
|
|
"""One or more targets were not matched when a match was required."""
|
|
def __init__(self, patterns):
|
|
"""
|
|
:type patterns: set[str]
|
|
"""
|
|
self.patterns = sorted(patterns)
|
|
|
|
if len(patterns) > 1:
|
|
message = 'Target patterns not matched:\n%s' % '\n'.join(self.patterns)
|
|
else:
|
|
message = 'Target pattern not matched: %s' % self.patterns[0]
|
|
|
|
super(TargetPatternsNotMatched, self).__init__(message)
|