b86891c4ef
Also minor style changes.
682 lines
17 KiB
Python
682 lines
17 KiB
Python
import fcntl
|
|
import inspect
|
|
import json
|
|
import os
|
|
import platform
|
|
import re
|
|
import shutil
|
|
import signal
|
|
import stat
|
|
import subprocess
|
|
import sys
|
|
import tempfile
|
|
import time
|
|
from multiprocessing import Process
|
|
|
|
import pytest
|
|
|
|
from unit.check.chroot import check_chroot
|
|
from unit.check.go import check_go
|
|
from unit.check.isolation import check_isolation
|
|
from unit.check.node import check_node
|
|
from unit.check.regex import check_regex
|
|
from unit.check.tls import check_openssl
|
|
from unit.http import TestHTTP
|
|
from unit.log import Log
|
|
from unit.option import option
|
|
from unit.utils import public_dir
|
|
from unit.utils import waitforfiles
|
|
|
|
|
|
def pytest_addoption(parser):
|
|
parser.addoption(
|
|
"--detailed",
|
|
default=False,
|
|
action="store_true",
|
|
help="Detailed output for tests",
|
|
)
|
|
parser.addoption(
|
|
"--print-log",
|
|
default=False,
|
|
action="store_true",
|
|
help="Print unit.log to stdout in case of errors",
|
|
)
|
|
parser.addoption(
|
|
"--save-log",
|
|
default=False,
|
|
action="store_true",
|
|
help="Save unit.log after the test execution",
|
|
)
|
|
parser.addoption(
|
|
"--unsafe",
|
|
default=False,
|
|
action="store_true",
|
|
help="Run unsafe tests",
|
|
)
|
|
parser.addoption(
|
|
"--user",
|
|
type=str,
|
|
help="Default user for non-privileged processes of unitd",
|
|
)
|
|
parser.addoption(
|
|
"--fds-threshold",
|
|
type=int,
|
|
default=0,
|
|
help="File descriptors threshold",
|
|
)
|
|
parser.addoption(
|
|
"--restart",
|
|
default=False,
|
|
action="store_true",
|
|
help="Force Unit to restart after every test",
|
|
)
|
|
|
|
|
|
unit_instance = {}
|
|
_processes = []
|
|
_fds_check = {
|
|
'main': {'fds': 0, 'skip': False},
|
|
'router': {'name': 'unit: router', 'pid': -1, 'fds': 0, 'skip': False},
|
|
'controller': {
|
|
'name': 'unit: controller',
|
|
'pid': -1,
|
|
'fds': 0,
|
|
'skip': False,
|
|
},
|
|
}
|
|
http = TestHTTP()
|
|
|
|
|
|
def pytest_configure(config):
|
|
option.config = config.option
|
|
|
|
option.detailed = config.option.detailed
|
|
option.fds_threshold = config.option.fds_threshold
|
|
option.print_log = config.option.print_log
|
|
option.save_log = config.option.save_log
|
|
option.unsafe = config.option.unsafe
|
|
option.user = config.option.user
|
|
option.restart = config.option.restart
|
|
|
|
option.generated_tests = {}
|
|
option.current_dir = os.path.abspath(
|
|
os.path.join(os.path.dirname(__file__), os.pardir)
|
|
)
|
|
option.test_dir = option.current_dir + '/test'
|
|
option.architecture = platform.architecture()[0]
|
|
option.system = platform.system()
|
|
|
|
option.cache_dir = tempfile.mkdtemp(prefix='unit-test-cache-')
|
|
public_dir(option.cache_dir)
|
|
|
|
# set stdout to non-blocking
|
|
|
|
if option.detailed or option.print_log:
|
|
fcntl.fcntl(sys.stdout.fileno(), fcntl.F_SETFL, 0)
|
|
|
|
|
|
def pytest_generate_tests(metafunc):
|
|
cls = metafunc.cls
|
|
if (
|
|
not hasattr(cls, 'application_type')
|
|
or cls.application_type == None
|
|
or cls.application_type == 'external'
|
|
):
|
|
return
|
|
|
|
type = cls.application_type
|
|
|
|
def generate_tests(versions):
|
|
metafunc.fixturenames.append('tmp_ct')
|
|
metafunc.parametrize('tmp_ct', versions)
|
|
|
|
for version in versions:
|
|
option.generated_tests[
|
|
metafunc.function.__name__ + '[{}]'.format(version)
|
|
] = (type + ' ' + version)
|
|
|
|
# take available module from option and generate tests for each version
|
|
|
|
for module, prereq_version in cls.prerequisites['modules'].items():
|
|
if module in option.available['modules']:
|
|
available_versions = option.available['modules'][module]
|
|
|
|
if prereq_version == 'all':
|
|
generate_tests(available_versions)
|
|
|
|
elif prereq_version == 'any':
|
|
option.generated_tests[metafunc.function.__name__] = (
|
|
type + ' ' + available_versions[0]
|
|
)
|
|
elif callable(prereq_version):
|
|
generate_tests(
|
|
list(filter(prereq_version, available_versions))
|
|
)
|
|
|
|
else:
|
|
raise ValueError(
|
|
"""
|
|
Unexpected prerequisite version "%s" for module "%s" in %s.
|
|
'all', 'any' or callable expected."""
|
|
% (str(prereq_version), module, str(cls))
|
|
)
|
|
|
|
|
|
def pytest_sessionstart(session):
|
|
option.available = {'modules': {}, 'features': {}}
|
|
|
|
unit = unit_run()
|
|
|
|
# read unit.log
|
|
|
|
for i in range(50):
|
|
with open(Log.get_path(), 'r') as f:
|
|
log = f.read()
|
|
m = re.search('controller started', log)
|
|
|
|
if m is None:
|
|
time.sleep(0.1)
|
|
else:
|
|
break
|
|
|
|
if m is None:
|
|
_print_log(log)
|
|
exit("Unit is writing log too long")
|
|
|
|
# discover available modules from unit.log
|
|
|
|
for module in re.findall(r'module: ([a-zA-Z]+) (.*) ".*"$', log, re.M):
|
|
versions = option.available['modules'].setdefault(module[0], [])
|
|
if module[1] not in versions:
|
|
versions.append(module[1])
|
|
|
|
# discover modules from check
|
|
|
|
option.available['modules']['openssl'] = check_openssl(unit['unitd'])
|
|
option.available['modules']['go'] = check_go(
|
|
option.current_dir, unit['temp_dir'], option.test_dir
|
|
)
|
|
option.available['modules']['node'] = check_node(option.current_dir)
|
|
option.available['modules']['regex'] = check_regex(unit['unitd'])
|
|
|
|
# remove None values
|
|
|
|
option.available['modules'] = {
|
|
k: v for k, v in option.available['modules'].items() if v is not None
|
|
}
|
|
|
|
check_chroot()
|
|
check_isolation()
|
|
|
|
_clear_conf(unit['temp_dir'] + '/control.unit.sock')
|
|
|
|
unit_stop()
|
|
|
|
_check_alerts()
|
|
|
|
if option.restart:
|
|
shutil.rmtree(unit_instance['temp_dir'])
|
|
|
|
|
|
@pytest.hookimpl(tryfirst=True, hookwrapper=True)
|
|
def pytest_runtest_makereport(item, call):
|
|
# execute all other hooks to obtain the report object
|
|
outcome = yield
|
|
rep = outcome.get_result()
|
|
|
|
# set a report attribute for each phase of a call, which can
|
|
# be "setup", "call", "teardown"
|
|
|
|
setattr(item, "rep_" + rep.when, rep)
|
|
|
|
|
|
@pytest.fixture(scope='class', autouse=True)
|
|
def check_prerequisites(request):
|
|
cls = request.cls
|
|
missed = []
|
|
|
|
# check modules
|
|
|
|
if 'modules' in cls.prerequisites:
|
|
available_modules = list(option.available['modules'].keys())
|
|
|
|
for module in cls.prerequisites['modules']:
|
|
if module in available_modules:
|
|
continue
|
|
|
|
missed.append(module)
|
|
|
|
if missed:
|
|
pytest.skip('Unit has no ' + ', '.join(missed) + ' module(s)')
|
|
|
|
# check features
|
|
|
|
if 'features' in cls.prerequisites:
|
|
available_features = list(option.available['features'].keys())
|
|
|
|
for feature in cls.prerequisites['features']:
|
|
if feature in available_features:
|
|
continue
|
|
|
|
missed.append(feature)
|
|
|
|
if missed:
|
|
pytest.skip(', '.join(missed) + ' feature(s) not supported')
|
|
|
|
|
|
@pytest.fixture(autouse=True)
|
|
def run(request):
|
|
unit = unit_run()
|
|
|
|
option.skip_alerts = [
|
|
r'read signalfd\(4\) failed',
|
|
r'sendmsg.+failed',
|
|
r'recvmsg.+failed',
|
|
]
|
|
option.skip_sanitizer = False
|
|
|
|
_fds_check['main']['skip'] = False
|
|
_fds_check['router']['skip'] = False
|
|
_fds_check['controller']['skip'] = False
|
|
|
|
yield
|
|
|
|
# stop unit
|
|
|
|
error_stop_unit = unit_stop()
|
|
error_stop_processes = stop_processes()
|
|
|
|
# prepare log
|
|
|
|
with Log.open(encoding='utf-8') as f:
|
|
log = f.read()
|
|
Log.set_pos(f.tell())
|
|
|
|
if not option.save_log and option.restart:
|
|
shutil.rmtree(unit['temp_dir'])
|
|
Log.set_pos(0)
|
|
|
|
# clean temp_dir before the next test
|
|
|
|
if not option.restart:
|
|
_clear_conf(unit['temp_dir'] + '/control.unit.sock', log)
|
|
|
|
for item in os.listdir(unit['temp_dir']):
|
|
if item not in [
|
|
'control.unit.sock',
|
|
'state',
|
|
'unit.pid',
|
|
'unit.log',
|
|
]:
|
|
path = os.path.join(unit['temp_dir'], item)
|
|
|
|
public_dir(path)
|
|
|
|
if os.path.isfile(path) or stat.S_ISSOCK(
|
|
os.stat(path).st_mode
|
|
):
|
|
os.remove(path)
|
|
else:
|
|
shutil.rmtree(path)
|
|
|
|
# check descriptors (wait for some time before check)
|
|
|
|
def waitforfds(diff):
|
|
for i in range(600):
|
|
fds_diff = diff()
|
|
|
|
if fds_diff <= option.fds_threshold:
|
|
break
|
|
|
|
time.sleep(0.1)
|
|
|
|
return fds_diff
|
|
|
|
ps = _fds_check['main']
|
|
if not ps['skip']:
|
|
fds_diff = waitforfds(
|
|
lambda: _count_fds(unit_instance['pid']) - ps['fds']
|
|
)
|
|
ps['fds'] += fds_diff
|
|
|
|
assert (
|
|
fds_diff <= option.fds_threshold
|
|
), 'descriptors leak main process'
|
|
|
|
else:
|
|
ps['fds'] = _count_fds(unit_instance['pid'])
|
|
|
|
for name in ['controller', 'router']:
|
|
ps = _fds_check[name]
|
|
ps_pid = ps['pid']
|
|
ps['pid'] = pid_by_name(ps['name'])
|
|
|
|
if not ps['skip']:
|
|
fds_diff = waitforfds(lambda: _count_fds(ps['pid']) - ps['fds'])
|
|
ps['fds'] += fds_diff
|
|
|
|
if not option.restart:
|
|
assert ps['pid'] == ps_pid, 'same pid %s' % name
|
|
|
|
assert fds_diff <= option.fds_threshold, (
|
|
'descriptors leak %s' % name
|
|
)
|
|
|
|
else:
|
|
ps['fds'] = _count_fds(ps['pid'])
|
|
|
|
# print unit.log in case of error
|
|
|
|
if hasattr(request.node, 'rep_call') and request.node.rep_call.failed:
|
|
_print_log(log)
|
|
|
|
if error_stop_unit or error_stop_processes:
|
|
_print_log(log)
|
|
|
|
# check unit.log for errors
|
|
|
|
assert error_stop_unit is None, 'stop unit'
|
|
assert error_stop_processes is None, 'stop processes'
|
|
|
|
_check_alerts(log=log)
|
|
|
|
|
|
def unit_run():
|
|
global unit_instance
|
|
|
|
if not option.restart and 'unitd' in unit_instance:
|
|
return unit_instance
|
|
|
|
build_dir = option.current_dir + '/build'
|
|
unitd = build_dir + '/unitd'
|
|
|
|
if not os.path.isfile(unitd):
|
|
exit('Could not find unit')
|
|
|
|
temp_dir = tempfile.mkdtemp(prefix='unit-test-')
|
|
public_dir(temp_dir)
|
|
|
|
if oct(stat.S_IMODE(os.stat(build_dir).st_mode)) != '0o777':
|
|
public_dir(build_dir)
|
|
|
|
os.mkdir(temp_dir + '/state')
|
|
|
|
unitd_args = [
|
|
unitd,
|
|
'--no-daemon',
|
|
'--modules',
|
|
build_dir,
|
|
'--state',
|
|
temp_dir + '/state',
|
|
'--pid',
|
|
temp_dir + '/unit.pid',
|
|
'--log',
|
|
temp_dir + '/unit.log',
|
|
'--control',
|
|
'unix:' + temp_dir + '/control.unit.sock',
|
|
'--tmp',
|
|
temp_dir,
|
|
]
|
|
|
|
if option.user:
|
|
unitd_args.extend(['--user', option.user])
|
|
|
|
with open(temp_dir + '/unit.log', 'w') as log:
|
|
unit_instance['process'] = subprocess.Popen(unitd_args, stderr=log)
|
|
|
|
if not waitforfiles(temp_dir + '/control.unit.sock'):
|
|
_print_log()
|
|
exit('Could not start unit')
|
|
|
|
unit_instance['temp_dir'] = temp_dir
|
|
unit_instance['control_sock'] = temp_dir + '/control.unit.sock'
|
|
unit_instance['unitd'] = unitd
|
|
|
|
option.temp_dir = temp_dir
|
|
Log.temp_dir = temp_dir
|
|
|
|
with open(temp_dir + '/unit.pid', 'r') as f:
|
|
unit_instance['pid'] = f.read().rstrip()
|
|
|
|
_clear_conf(unit_instance['temp_dir'] + '/control.unit.sock')
|
|
|
|
_fds_check['main']['fds'] = _count_fds(unit_instance['pid'])
|
|
|
|
router = _fds_check['router']
|
|
router['pid'] = pid_by_name(router['name'])
|
|
router['fds'] = _count_fds(router['pid'])
|
|
|
|
controller = _fds_check['controller']
|
|
controller['pid'] = pid_by_name(controller['name'])
|
|
controller['fds'] = _count_fds(controller['pid'])
|
|
|
|
return unit_instance
|
|
|
|
|
|
def unit_stop():
|
|
if not option.restart:
|
|
if inspect.stack()[1].function.startswith('test_'):
|
|
pytest.skip('no restart mode')
|
|
|
|
return
|
|
|
|
p = unit_instance['process']
|
|
|
|
if p.poll() is not None:
|
|
return
|
|
|
|
p.send_signal(signal.SIGQUIT)
|
|
|
|
try:
|
|
retcode = p.wait(15)
|
|
if retcode:
|
|
return 'Child process terminated with code ' + str(retcode)
|
|
|
|
except KeyboardInterrupt:
|
|
p.kill()
|
|
raise
|
|
|
|
except:
|
|
p.kill()
|
|
return 'Could not terminate unit'
|
|
|
|
|
|
def _check_alerts(log=None):
|
|
if log is None:
|
|
with Log.open(encoding='utf-8') as f:
|
|
log = f.read()
|
|
|
|
found = False
|
|
|
|
alerts = re.findall(r'.+\[alert\].+', log)
|
|
|
|
if alerts:
|
|
print('\nAll alerts/sanitizer errors found in log:')
|
|
[print(alert) for alert in alerts]
|
|
found = True
|
|
|
|
if option.skip_alerts:
|
|
for skip in option.skip_alerts:
|
|
alerts = [al for al in alerts if re.search(skip, al) is None]
|
|
|
|
if alerts:
|
|
_print_log(log)
|
|
assert not alerts, 'alert(s)'
|
|
|
|
if not option.skip_sanitizer:
|
|
sanitizer_errors = re.findall('.+Sanitizer.+', log)
|
|
|
|
if sanitizer_errors:
|
|
_print_log(log)
|
|
assert not sanitizer_errors, 'sanitizer error(s)'
|
|
|
|
if found:
|
|
print('skipped.')
|
|
|
|
|
|
def _print_log(data=None):
|
|
path = Log.get_path()
|
|
|
|
print('Path to unit.log:\n' + path + '\n')
|
|
|
|
if option.print_log:
|
|
os.set_blocking(sys.stdout.fileno(), True)
|
|
sys.stdout.flush()
|
|
|
|
if data is None:
|
|
with open(path, 'r', encoding='utf-8', errors='ignore') as f:
|
|
shutil.copyfileobj(f, sys.stdout)
|
|
else:
|
|
sys.stdout.write(data)
|
|
|
|
|
|
def _clear_conf(sock, log=None):
|
|
def check_success(resp):
|
|
if 'success' not in resp:
|
|
_print_log(log)
|
|
assert 'success' in resp
|
|
|
|
resp = http.put(
|
|
url='/config',
|
|
sock_type='unix',
|
|
addr=sock,
|
|
body=json.dumps({"listeners": {}, "applications": {}}),
|
|
)['body']
|
|
|
|
check_success(resp)
|
|
|
|
if 'openssl' not in option.available['modules']:
|
|
return
|
|
|
|
try:
|
|
certs = json.loads(
|
|
http.get(url='/certificates', sock_type='unix', addr=sock,)['body']
|
|
).keys()
|
|
|
|
except json.JSONDecodeError:
|
|
pytest.fail('Can\'t parse certificates list.')
|
|
|
|
for cert in certs:
|
|
resp = http.delete(
|
|
url='/certificates/' + cert, sock_type='unix', addr=sock,
|
|
)['body']
|
|
|
|
check_success(resp)
|
|
|
|
|
|
def _count_fds(pid):
|
|
procfile = '/proc/%s/fd' % pid
|
|
if os.path.isdir(procfile):
|
|
return len(os.listdir(procfile))
|
|
|
|
try:
|
|
out = subprocess.check_output(
|
|
['procstat', '-f', pid], stderr=subprocess.STDOUT,
|
|
).decode()
|
|
return len(out.splitlines())
|
|
|
|
except (FileNotFoundError, TypeError, subprocess.CalledProcessError):
|
|
pass
|
|
|
|
try:
|
|
out = subprocess.check_output(
|
|
['lsof', '-n', '-p', pid], stderr=subprocess.STDOUT,
|
|
).decode()
|
|
return len(out.splitlines())
|
|
|
|
except (FileNotFoundError, TypeError, subprocess.CalledProcessError):
|
|
pass
|
|
|
|
return 0
|
|
|
|
|
|
def run_process(target, *args):
|
|
global _processes
|
|
|
|
process = Process(target=target, args=args)
|
|
process.start()
|
|
|
|
_processes.append(process)
|
|
|
|
|
|
def stop_processes():
|
|
if not _processes:
|
|
return
|
|
|
|
fail = False
|
|
for process in _processes:
|
|
if process.is_alive():
|
|
process.terminate()
|
|
process.join(timeout=15)
|
|
|
|
if process.is_alive():
|
|
fail = True
|
|
|
|
if fail:
|
|
return 'Fail to stop process(es)'
|
|
|
|
|
|
def pid_by_name(name):
|
|
output = subprocess.check_output(['ps', 'ax', '-O', 'ppid']).decode()
|
|
m = re.search(
|
|
r'\s*(\d+)\s*' + str(unit_instance['pid']) + r'.*' + name, output
|
|
)
|
|
return None if m is None else m.group(1)
|
|
|
|
|
|
def find_proc(name, ps_output):
|
|
return re.findall(str(unit_instance['pid']) + r'.*' + name, ps_output)
|
|
|
|
|
|
@pytest.fixture()
|
|
def skip_alert():
|
|
def _skip(*alerts):
|
|
option.skip_alerts.extend(alerts)
|
|
|
|
return _skip
|
|
|
|
|
|
@pytest.fixture()
|
|
def skip_fds_check():
|
|
def _skip(main=False, router=False, controller=False):
|
|
_fds_check['main']['skip'] = main
|
|
_fds_check['router']['skip'] = router
|
|
_fds_check['controller']['skip'] = controller
|
|
|
|
return _skip
|
|
|
|
|
|
@pytest.fixture
|
|
def temp_dir(request):
|
|
return unit_instance['temp_dir']
|
|
|
|
|
|
@pytest.fixture
|
|
def is_unsafe(request):
|
|
return request.config.getoption("--unsafe")
|
|
|
|
|
|
@pytest.fixture
|
|
def is_su(request):
|
|
return os.geteuid() == 0
|
|
|
|
|
|
@pytest.fixture
|
|
def unit_pid(request):
|
|
return unit_instance['process'].pid
|
|
|
|
|
|
def pytest_sessionfinish(session):
|
|
if not option.restart and option.save_log:
|
|
print('Path to unit.log:\n' + Log.get_path() + '\n')
|
|
|
|
option.restart = True
|
|
|
|
unit_stop()
|
|
|
|
public_dir(option.cache_dir)
|
|
shutil.rmtree(option.cache_dir)
|
|
|
|
if not option.save_log and os.path.isdir(option.temp_dir):
|
|
public_dir(option.temp_dir)
|
|
shutil.rmtree(option.temp_dir)
|