Run integration tests from temporary directory.

ci_complete
This commit is contained in:
Matt Clay 2019-01-10 14:43:21 -08:00
parent 18c35b69fb
commit b834b29e43
7 changed files with 327 additions and 43 deletions

View file

@ -14,10 +14,11 @@ from lib.config import (
)
def ansible_environment(args, color=True):
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()
@ -28,12 +29,14 @@ def ansible_environment(args, color=True):
if not path.startswith(ansible_path + os.path.pathsep):
path = ansible_path + os.path.pathsep + path
if isinstance(args, IntegrationConfig):
if ansible_config:
pass
elif isinstance(args, IntegrationConfig):
ansible_config = 'test/integration/%s.cfg' % args.command
else:
ansible_config = 'test/%s/ansible.cfg' % args.command
if not os.path.exists(ansible_config):
if not args.explain and not os.path.exists(ansible_config):
raise ApplicationError('Configuration not found: %s' % ansible_config)
ansible = dict(

35
test/runner/lib/cache.py Normal file
View file

@ -0,0 +1,35 @@
"""Cache for commonly shared data that is intended to be immutable."""
from __future__ import absolute_import, print_function
class CommonCache(object):
"""Common cache."""
def __init__(self, args):
"""
:param args: CommonConfig
"""
self.args = args
def get(self, key, factory):
"""
:param key: str
:param factory: () -> any
:rtype: any
"""
if key not in self.args.cache:
self.args.cache[key] = factory()
return self.args.cache[key]
def get_with_args(self, key, factory):
"""
:param key: str
:param factory: (CommonConfig) -> any
:rtype: any
"""
if key not in self.args.cache:
self.args.cache[key] = factory(self.args)
return self.args.cache[key]

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@ -292,6 +292,14 @@ def parse_args():
action='store_true',
help='list matching targets instead of running tests')
integration.add_argument('--no-temp-workdir',
action='store_true',
help='do not run tests from a temporary directory (use only for verifying broken tests)')
integration.add_argument('--no-temp-unicode',
action='store_true',
help='avoid unicode characters in temporary directory (use only for verifying broken tests)')
subparsers = parser.add_subparsers(metavar='COMMAND')
subparsers.required = True # work-around for python 3 bug which makes subparsers optional

View file

@ -189,6 +189,8 @@ class IntegrationConfig(TestConfig):
self.tags = args.tags
self.skip_tags = args.skip_tags
self.diff = args.diff
self.no_temp_workdir = args.no_temp_workdir
self.no_temp_unicode = args.no_temp_unicode
if self.list_targets:
self.explain = True

View file

@ -7,7 +7,6 @@ import os
import collections
import datetime
import re
import tempfile
import time
import textwrap
import functools
@ -55,6 +54,7 @@ from lib.util import (
generate_pip_command,
find_python,
get_docker_completion,
named_temporary_file,
)
from lib.docker_util import (
@ -108,6 +108,10 @@ from lib.metadata import (
ChangeDescription,
)
from lib.integration import (
integration_test_environment,
)
SUPPORTED_PYTHON_VERSIONS = (
'2.6',
'2.7',
@ -1102,16 +1106,17 @@ def run_setup_targets(args, test_dir, target_names, targets_dict, targets_execut
targets_executed.add(target_name)
def integration_environment(args, target, cmd, test_dir, inventory_path):
def integration_environment(args, target, cmd, test_dir, inventory_path, ansible_config):
"""
:type args: IntegrationConfig
:type target: IntegrationTarget
:type cmd: list[str]
:type test_dir: str
:type inventory_path: str
:type ansible_config: str | None
:rtype: dict[str, str]
"""
env = ansible_environment(args)
env = ansible_environment(args, ansible_config=ansible_config)
if args.inject_httptester:
env.update(dict(
@ -1154,15 +1159,16 @@ def command_integration_script(args, target, test_dir, inventory_path):
"""
display.info('Running %s integration test script' % target.name)
cmd = ['./%s' % os.path.basename(target.script_path)]
with integration_test_environment(args, target, inventory_path) as test_env:
cmd = ['./%s' % os.path.basename(target.script_path)]
if args.verbosity:
cmd.append('-' + ('v' * args.verbosity))
if args.verbosity:
cmd.append('-' + ('v' * args.verbosity))
env = integration_environment(args, target, cmd, test_dir, inventory_path)
cwd = target.path
env = integration_environment(args, target, cmd, test_dir, test_env.inventory_path, test_env.ansible_config)
cwd = os.path.join(test_env.integration_dir, 'targets', target.name)
intercept_command(args, cmd, target_name=target.name, env=env, cwd=cwd)
intercept_command(args, cmd, target_name=target.name, env=env, cwd=cwd)
def command_integration_role(args, target, start_at_task, test_dir, inventory_path):
@ -1175,8 +1181,6 @@ def command_integration_role(args, target, start_at_task, test_dir, inventory_pa
"""
display.info('Running %s integration test role' % target.name)
vars_file = 'integration_config.yml'
if isinstance(args, WindowsIntegrationConfig):
hosts = 'windows'
gather_facts = False
@ -1199,46 +1203,39 @@ def command_integration_role(args, target, start_at_task, test_dir, inventory_pa
- { role: %s }
''' % (hosts, gather_facts, target.name)
inventory = os.path.relpath(inventory_path, 'test/integration')
with integration_test_environment(args, target, inventory_path) as test_env:
with named_temporary_file(args=args, directory=test_env.integration_dir, prefix='%s-' % target.name, suffix='.yml', content=playbook) as playbook_path:
filename = os.path.basename(playbook_path)
if '/' in inventory:
inventory = inventory_path
display.info('>>> Playbook: %s\n%s' % (filename, playbook.strip()), verbosity=3)
with tempfile.NamedTemporaryFile(dir='test/integration', prefix='%s-' % target.name, suffix='.yml') as pb_fd:
pb_fd.write(playbook.encode('utf-8'))
pb_fd.flush()
cmd = ['ansible-playbook', filename, '-i', test_env.inventory_path, '-e', '@%s' % test_env.vars_file]
filename = os.path.basename(pb_fd.name)
if start_at_task:
cmd += ['--start-at-task', start_at_task]
display.info('>>> Playbook: %s\n%s' % (filename, playbook.strip()), verbosity=3)
if args.tags:
cmd += ['--tags', args.tags]
cmd = ['ansible-playbook', filename, '-i', inventory, '-e', '@%s' % vars_file]
if args.skip_tags:
cmd += ['--skip-tags', args.skip_tags]
if start_at_task:
cmd += ['--start-at-task', start_at_task]
if args.diff:
cmd += ['--diff']
if args.tags:
cmd += ['--tags', args.tags]
if isinstance(args, NetworkIntegrationConfig):
if args.testcase:
cmd += ['-e', 'testcase=%s' % args.testcase]
if args.skip_tags:
cmd += ['--skip-tags', args.skip_tags]
if args.verbosity:
cmd.append('-' + ('v' * args.verbosity))
if args.diff:
cmd += ['--diff']
env = integration_environment(args, target, cmd, test_dir, test_env.inventory_path, test_env.ansible_config)
cwd = test_env.integration_dir
if isinstance(args, NetworkIntegrationConfig):
if args.testcase:
cmd += ['-e', 'testcase=%s' % args.testcase]
env['ANSIBLE_ROLES_PATH'] = os.path.abspath(os.path.join(test_env.integration_dir, 'targets'))
if args.verbosity:
cmd.append('-' + ('v' * args.verbosity))
env = integration_environment(args, target, cmd, test_dir, inventory_path)
cwd = 'test/integration'
env['ANSIBLE_ROLES_PATH'] = os.path.abspath('test/integration/targets')
intercept_command(args, cmd, target_name=target.name, env=env, cwd=cwd)
intercept_command(args, cmd, target_name=target.name, env=env, cwd=cwd)
def command_units(args):

View file

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

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@ -754,6 +754,8 @@ class CommonConfig(object):
if is_shippable():
self.redact = True
self.cache = {}
def docker_qualify_image(name):
"""
@ -765,6 +767,29 @@ def docker_qualify_image(name):
return config.get('name', name)
@contextlib.contextmanager
def named_temporary_file(args, prefix, suffix, directory, content):
"""
:param args: CommonConfig
:param prefix: str
:param suffix: str
:param directory: str
:param content: str | bytes | unicode
:rtype: str
"""
if not isinstance(content, bytes):
content = content.encode('utf-8')
if args.explain:
yield os.path.join(directory, '%stemp%s' % (prefix, suffix))
else:
with tempfile.NamedTemporaryFile(prefix=prefix, suffix=suffix, dir=directory) as tempfile_fd:
tempfile_fd.write(content)
tempfile_fd.flush()
yield tempfile_fd.name
def parse_to_list_of_dict(pattern, value):
"""
:type pattern: str