mongo-python-driver/test/asynchronous/__init__.py
2024-06-06 09:01:24 -07:00

984 lines
36 KiB
Python

# Copyright 2010-present MongoDB, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Asynchronous test suite for pymongo, bson, and gridfs."""
from __future__ import annotations
import asyncio
import base64
import gc
import multiprocessing
import os
import signal
import socket
import subprocess
import sys
import threading
import time
import traceback
import unittest
import warnings
from asyncio import iscoroutinefunction
from test import (
COMPRESSORS,
IS_SRV,
MONGODB_API_VERSION,
MULTI_MONGOS_LB_URI,
TEST_LOADBALANCER,
TEST_SERVERLESS,
TLS_OPTIONS,
SystemCertsPatcher,
_all_users,
_create_user,
db_pwd,
db_user,
global_knobs,
host,
is_server_resolvable,
port,
print_running_clients,
print_thread_stacks,
print_thread_tracebacks,
sanitize_cmd,
sanitize_reply,
)
try:
import ipaddress
HAVE_IPADDRESS = True
except ImportError:
HAVE_IPADDRESS = False
from contextlib import asynccontextmanager, contextmanager
from functools import wraps
from test.version import Version
from typing import Any, Callable, Dict, Generator, no_type_check
from unittest import SkipTest
from urllib.parse import quote_plus
import pymongo
import pymongo.errors
from bson.son import SON
from pymongo.asynchronous import common, message
from pymongo.asynchronous.common import partition_node
from pymongo.asynchronous.database import AsyncDatabase
from pymongo.asynchronous.hello_compat import HelloCompat
from pymongo.asynchronous.mongo_client import AsyncMongoClient
from pymongo.asynchronous.uri_parser import parse_uri
from pymongo.server_api import ServerApi
from pymongo.ssl_support import HAVE_SSL, _ssl # type:ignore[attr-defined]
if HAVE_SSL:
import ssl
_IS_SYNC = False
class AsyncClientContext:
client: AsyncMongoClient
MULTI_MONGOS_LB_URI = MULTI_MONGOS_LB_URI
def __init__(self):
"""Create a client and grab essential information from the server."""
self.connection_attempts = []
self.connected = False
self.w = None
self.nodes = set()
self.replica_set_name = None
self.cmd_line = None
self.server_status = None
self.version = Version(-1) # Needs to be comparable with Version
self.auth_enabled = False
self.test_commands_enabled = False
self.server_parameters = {}
self._hello = None
self.is_mongos = False
self.mongoses = []
self.is_rs = False
self.has_ipv6 = False
self.tls = False
self.tlsCertificateKeyFile = False
self.server_is_resolvable = is_server_resolvable()
self.default_client_options: Dict = {}
self.sessions_enabled = False
self.client = None # type: ignore
self.conn_lock = threading.Lock()
self.is_data_lake = False
self.load_balancer = TEST_LOADBALANCER
self.serverless = TEST_SERVERLESS
if self.load_balancer or self.serverless:
self.default_client_options["loadBalanced"] = True
if COMPRESSORS:
self.default_client_options["compressors"] = COMPRESSORS
if MONGODB_API_VERSION:
server_api = ServerApi(MONGODB_API_VERSION)
self.default_client_options["server_api"] = server_api
@property
def client_options(self):
"""Return the MongoClient options for creating a duplicate client."""
opts = async_client_context.default_client_options.copy()
opts["host"] = host
opts["port"] = port
if async_client_context.auth_enabled:
opts["username"] = db_user
opts["password"] = db_pwd
if self.replica_set_name:
opts["replicaSet"] = self.replica_set_name
return opts
@property
async def uri(self):
"""Return the MongoClient URI for creating a duplicate client."""
opts = async_client_context.default_client_options.copy()
opts.pop("server_api", None) # Cannot be set from the URI
opts_parts = []
for opt, val in opts.items():
strval = str(val)
if isinstance(val, bool):
strval = strval.lower()
opts_parts.append(f"{opt}={quote_plus(strval)}")
opts_part = "&".join(opts_parts)
auth_part = ""
if async_client_context.auth_enabled:
auth_part = f"{quote_plus(db_user)}:{quote_plus(db_pwd)}@"
pair = await self.pair
return f"mongodb://{auth_part}{pair}/?{opts_part}"
@property
async def hello(self):
if not self._hello:
if self.serverless or self.load_balancer:
self._hello = await self.client.admin.command(HelloCompat.CMD)
else:
self._hello = await self.client.admin.command(HelloCompat.LEGACY_CMD)
return self._hello
async def _connect(self, host, port, **kwargs):
kwargs.update(self.default_client_options)
client: AsyncMongoClient = pymongo.AsyncMongoClient(
host, port, serverSelectionTimeoutMS=5000, **kwargs
)
try:
try:
await client.admin.command("ping") # Can we connect?
except pymongo.errors.OperationFailure as exc:
# SERVER-32063
self.connection_attempts.append(
f"connected client {client!r}, but legacy hello failed: {exc}"
)
else:
self.connection_attempts.append(f"successfully connected client {client!r}")
# If connected, then return client with default timeout
return pymongo.AsyncMongoClient(host, port, **kwargs)
except pymongo.errors.ConnectionFailure as exc:
self.connection_attempts.append(f"failed to connect client {client!r}: {exc}")
return None
finally:
await client.close()
async def _init_client(self):
self.client = await self._connect(host, port)
if self.client is not None:
# Return early when connected to dataLake as mongohoused does not
# support the getCmdLineOpts command and is tested without TLS.
build_info: Any = await self.client.admin.command("buildInfo")
if "dataLake" in build_info:
self.is_data_lake = True
self.auth_enabled = True
self.client = await self._connect(host, port, username=db_user, password=db_pwd)
self.connected = True
return
if HAVE_SSL and not self.client:
# Is MongoDB configured for SSL?
self.client = await self._connect(host, port, **TLS_OPTIONS)
if self.client:
self.tls = True
self.default_client_options.update(TLS_OPTIONS)
self.tlsCertificateKeyFile = True
if self.client:
self.connected = True
if self.serverless:
self.auth_enabled = True
else:
try:
self.cmd_line = await self.client.admin.command("getCmdLineOpts")
except pymongo.errors.OperationFailure as e:
assert e.details is not None
msg = e.details.get("errmsg", "")
if e.code == 13 or "unauthorized" in msg or "login" in msg:
# Unauthorized.
self.auth_enabled = True
else:
raise
else:
self.auth_enabled = self._server_started_with_auth()
if self.auth_enabled:
if not self.serverless and not IS_SRV:
# See if db_user already exists.
if not self._check_user_provided():
_create_user(self.client.admin, db_user, db_pwd)
self.client = await self._connect(
host,
port,
username=db_user,
password=db_pwd,
replicaSet=self.replica_set_name,
**self.default_client_options,
)
# May not have this if OperationFailure was raised earlier.
self.cmd_line = await self.client.admin.command("getCmdLineOpts")
if self.serverless:
self.server_status = {}
else:
self.server_status = await self.client.admin.command("serverStatus")
if self.storage_engine == "mmapv1":
# MMAPv1 does not support retryWrites=True.
self.default_client_options["retryWrites"] = False
hello = await self.hello
self.sessions_enabled = "logicalSessionTimeoutMinutes" in hello
if "setName" in hello:
self.replica_set_name = str(hello["setName"])
self.is_rs = True
if self.auth_enabled:
# It doesn't matter which member we use as the seed here.
self.client = pymongo.AsyncMongoClient(
host,
port,
username=db_user,
password=db_pwd,
replicaSet=self.replica_set_name,
**self.default_client_options,
)
else:
self.client = pymongo.AsyncMongoClient(
host, port, replicaSet=self.replica_set_name, **self.default_client_options
)
# Get the authoritative hello result from the primary.
self._hello = None
hello = await self.hello
nodes = [partition_node(node.lower()) for node in hello.get("hosts", [])]
nodes.extend([partition_node(node.lower()) for node in hello.get("passives", [])])
nodes.extend([partition_node(node.lower()) for node in hello.get("arbiters", [])])
self.nodes = set(nodes)
else:
self.nodes = {(host, port)}
self.w = len(hello.get("hosts", [])) or 1
self.version = await Version.async_from_client(self.client)
if self.serverless:
self.server_parameters = {
"requireApiVersion": False,
"enableTestCommands": True,
}
self.test_commands_enabled = True
self.has_ipv6 = False
else:
self.server_parameters = await self.client.admin.command("getParameter", "*")
assert self.cmd_line is not None
if self.server_parameters["enableTestCommands"]:
self.test_commands_enabled = True
elif "parsed" in self.cmd_line:
params = self.cmd_line["parsed"].get("setParameter", [])
if "enableTestCommands=1" in params:
self.test_commands_enabled = True
else:
params = self.cmd_line["parsed"].get("setParameter", {})
if params.get("enableTestCommands") == "1":
self.test_commands_enabled = True
self.has_ipv6 = self._server_started_with_ipv6()
self.is_mongos = (await self.hello).get("msg") == "isdbgrid"
if self.is_mongos:
address = await self.client.address
self.mongoses.append(address)
if not self.serverless:
# Check for another mongos on the next port.
assert address is not None
next_address = address[0], address[1] + 1
mongos_client = await self._connect(
*next_address, **self.default_client_options
)
if mongos_client:
hello = await mongos_client.admin.command(HelloCompat.LEGACY_CMD)
if hello.get("msg") == "isdbgrid":
self.mongoses.append(next_address)
async def init(self):
with self.conn_lock:
if not self.client and not self.connection_attempts:
await self._init_client()
def connection_attempt_info(self):
return "\n".join(self.connection_attempts)
@property
async def host(self):
if self.is_rs and not IS_SRV:
primary = await self.client.primary
return str(primary[0]) if primary is not None else host
return host
@property
async def port(self):
if self.is_rs and not IS_SRV:
primary = await self.client.primary
return primary[1] if primary is not None else port
return port
@property
async def pair(self):
return "%s:%d" % (await self.host, await self.port)
@property
async def has_secondaries(self):
if not self.client:
return False
return bool(len(await self.client.secondaries))
@property
def storage_engine(self):
try:
return self.server_status.get("storageEngine", {}).get( # type:ignore[union-attr]
"name"
)
except AttributeError:
# Raised if self.server_status is None.
return None
def check_auth_type(self, auth_type):
auth_mechs = self.server_parameters.get("authenticationMechanisms", [])
return auth_type in auth_mechs
async def _check_user_provided(self):
"""Return True if db_user/db_password is already an admin user."""
client: AsyncMongoClient = pymongo.AsyncMongoClient(
host,
port,
username=db_user,
password=db_pwd,
**self.default_client_options,
)
try:
return db_user in _all_users(client.admin)
except pymongo.errors.OperationFailure as e:
assert e.details is not None
msg = e.details.get("errmsg", "")
if e.code == 18 or "auth fails" in msg:
# Auth failed.
return False
else:
raise
finally:
await client.close()
def _server_started_with_auth(self):
# MongoDB >= 2.0
assert self.cmd_line is not None
if "parsed" in self.cmd_line:
parsed = self.cmd_line["parsed"]
# MongoDB >= 2.6
if "security" in parsed:
security = parsed["security"]
# >= rc3
if "authorization" in security:
return security["authorization"] == "enabled"
# < rc3
return security.get("auth", False) or bool(security.get("keyFile"))
return parsed.get("auth", False) or bool(parsed.get("keyFile"))
# Legacy
argv = self.cmd_line["argv"]
return "--auth" in argv or "--keyFile" in argv
async def _server_started_with_ipv6(self):
if not socket.has_ipv6:
return False
assert self.cmd_line is not None
if "parsed" in self.cmd_line:
if not self.cmd_line["parsed"].get("net", {}).get("ipv6"):
return False
else:
if "--ipv6" not in self.cmd_line["argv"]:
return False
# The server was started with --ipv6. Is there an IPv6 route to it?
try:
for info in socket.getaddrinfo(await self.host, await self.port):
if info[0] == socket.AF_INET6:
return True
except OSError:
pass
return False
def _require(self, condition, msg, func=None):
def make_wrapper(f):
if iscoroutinefunction(f):
wraps_async = True
else:
wraps_async = False
@wraps(f)
async def wrap(*args, **kwargs):
await self.init()
# Always raise SkipTest if we can't connect to MongoDB
if not self.connected:
pair = await self.pair
raise SkipTest(f"Cannot connect to MongoDB on {pair}")
if iscoroutinefunction(condition) and await condition():
if wraps_async:
return await f(*args, **kwargs)
else:
return f(*args, **kwargs)
elif condition():
if wraps_async:
return await f(*args, **kwargs)
else:
return f(*args, **kwargs)
if "self.pair" in msg:
new_msg = msg.replace("self.pair", await self.pair)
else:
new_msg = msg
raise SkipTest(new_msg)
return wrap
if func is None:
def decorate(f):
return make_wrapper(f)
return decorate
return make_wrapper(func)
def create_user(self, dbname, user, pwd=None, roles=None, **kwargs):
kwargs["writeConcern"] = {"w": self.w}
return _create_user(self.client[dbname], user, pwd, roles, **kwargs)
async def drop_user(self, dbname, user):
await self.client[dbname].command("dropUser", user, writeConcern={"w": self.w})
def require_connection(self, func):
"""Run a test only if we can connect to MongoDB."""
return self._require(
lambda: True, # _require checks if we're connected
"Cannot connect to MongoDB on self.pair",
func=func,
)
def require_data_lake(self, func):
"""Run a test only if we are connected to Atlas Data Lake."""
return self._require(
lambda: self.is_data_lake,
"Not connected to Atlas Data Lake on self.pair",
func=func,
)
def require_no_mmap(self, func):
"""Run a test only if the server is not using the MMAPv1 storage
engine. Only works for standalone and replica sets; tests are
run regardless of storage engine on sharded clusters.
"""
def is_not_mmap():
if self.is_mongos:
return True
return self.storage_engine != "mmapv1"
return self._require(is_not_mmap, "Storage engine must not be MMAPv1", func=func)
def require_version_min(self, *ver):
"""Run a test only if the server version is at least ``version``."""
other_version = Version(*ver)
return self._require(
lambda: self.version >= other_version,
"Server version must be at least %s" % str(other_version),
)
def require_version_max(self, *ver):
"""Run a test only if the server version is at most ``version``."""
other_version = Version(*ver)
return self._require(
lambda: self.version <= other_version,
"Server version must be at most %s" % str(other_version),
)
def require_auth(self, func):
"""Run a test only if the server is running with auth enabled."""
return self._require(
lambda: self.auth_enabled, "Authentication is not enabled on the server", func=func
)
def require_no_auth(self, func):
"""Run a test only if the server is running without auth enabled."""
return self._require(
lambda: not self.auth_enabled,
"Authentication must not be enabled on the server",
func=func,
)
def require_replica_set(self, func):
"""Run a test only if the client is connected to a replica set."""
return self._require(lambda: self.is_rs, "Not connected to a replica set", func=func)
def require_secondaries_count(self, count):
"""Run a test only if the client is connected to a replica set that has
`count` secondaries.
"""
async def sec_count():
return 0 if not self.client else len(await self.client.secondaries)
return self._require(lambda: sec_count() >= count, "Not enough secondaries available")
@property
async def supports_secondary_read_pref(self):
if self.has_secondaries:
return True
if self.is_mongos:
shard = await self.client.config.shards.find_one()["host"] # type:ignore[index]
num_members = shard.count(",") + 1
return num_members > 1
return False
def require_secondary_read_pref(self):
"""Run a test only if the client is connected to a cluster that
supports secondary read preference
"""
return self._require(
lambda: self.supports_secondary_read_pref,
"This cluster does not support secondary read preference",
)
def require_no_replica_set(self, func):
"""Run a test if the client is *not* connected to a replica set."""
return self._require(
lambda: not self.is_rs, "Connected to a replica set, not a standalone mongod", func=func
)
def require_ipv6(self, func):
"""Run a test only if the client can connect to a server via IPv6."""
return self._require(lambda: self.has_ipv6, "No IPv6", func=func)
def require_no_mongos(self, func):
"""Run a test only if the client is not connected to a mongos."""
return self._require(
lambda: not self.is_mongos, "Must be connected to a mongod, not a mongos", func=func
)
def require_mongos(self, func):
"""Run a test only if the client is connected to a mongos."""
return self._require(lambda: self.is_mongos, "Must be connected to a mongos", func=func)
def require_multiple_mongoses(self, func):
"""Run a test only if the client is connected to a sharded cluster
that has 2 mongos nodes.
"""
return self._require(
lambda: len(self.mongoses) > 1, "Must have multiple mongoses available", func=func
)
def require_standalone(self, func):
"""Run a test only if the client is connected to a standalone."""
return self._require(
lambda: not (self.is_mongos or self.is_rs),
"Must be connected to a standalone",
func=func,
)
def require_no_standalone(self, func):
"""Run a test only if the client is not connected to a standalone."""
return self._require(
lambda: self.is_mongos or self.is_rs,
"Must be connected to a replica set or mongos",
func=func,
)
def require_load_balancer(self, func):
"""Run a test only if the client is connected to a load balancer."""
return self._require(
lambda: self.load_balancer, "Must be connected to a load balancer", func=func
)
def require_no_load_balancer(self, func):
"""Run a test only if the client is not connected to a load balancer."""
return self._require(
lambda: not self.load_balancer, "Must not be connected to a load balancer", func=func
)
def require_no_serverless(self, func):
"""Run a test only if the client is not connected to serverless."""
return self._require(
lambda: not self.serverless, "Must not be connected to serverless", func=func
)
def require_change_streams(self, func):
"""Run a test only if the server supports change streams."""
return self.require_no_mmap(self.require_no_standalone(self.require_no_serverless(func)))
async def is_topology_type(self, topologies):
unknown = set(topologies) - {
"single",
"replicaset",
"sharded",
"sharded-replicaset",
"load-balanced",
}
if unknown:
raise AssertionError(f"Unknown topologies: {unknown!r}")
if self.load_balancer:
if "load-balanced" in topologies:
return True
return False
if "single" in topologies and not (self.is_mongos or self.is_rs):
return True
if "replicaset" in topologies and self.is_rs:
return True
if "sharded" in topologies and self.is_mongos:
return True
if "sharded-replicaset" in topologies and self.is_mongos:
shards = await (await async_client_context.client.config.shards.find()).to_list()
for shard in shards:
# For a 3-member RS-backed sharded cluster, shard['host']
# will be 'replicaName/ip1:port1,ip2:port2,ip3:port3'
# Otherwise it will be 'ip1:port1'
host_spec = shard["host"]
if not len(host_spec.split("/")) > 1:
return False
return True
return False
def require_cluster_type(self, topologies=None):
"""Run a test only if the client is connected to a cluster that
conforms to one of the specified topologies. Acceptable topologies
are 'single', 'replicaset', and 'sharded'.
"""
topologies = topologies or []
async def _is_valid_topology():
return await self.is_topology_type(topologies)
return self._require(_is_valid_topology, "Cluster type not in %s" % (topologies))
def require_test_commands(self, func):
"""Run a test only if the server has test commands enabled."""
return self._require(
lambda: self.test_commands_enabled, "Test commands must be enabled", func=func
)
def require_failCommand_fail_point(self, func):
"""Run a test only if the server supports the failCommand fail
point.
"""
return self._require(
lambda: self.supports_failCommand_fail_point,
"failCommand fail point must be supported",
func=func,
)
def require_failCommand_appName(self, func):
"""Run a test only if the server supports the failCommand appName."""
# SERVER-47195
return self._require(
lambda: (self.test_commands_enabled and self.version >= (4, 4, -1)),
"failCommand appName must be supported",
func=func,
)
def require_failCommand_blockConnection(self, func):
"""Run a test only if the server supports failCommand blockConnection."""
return self._require(
lambda: (
self.test_commands_enabled
and (
(not self.is_mongos and self.version >= (4, 2, 9))
or (self.is_mongos and self.version >= (4, 4))
)
),
"failCommand blockConnection is not supported",
func=func,
)
def require_tls(self, func):
"""Run a test only if the client can connect over TLS."""
return self._require(lambda: self.tls, "Must be able to connect via TLS", func=func)
def require_no_tls(self, func):
"""Run a test only if the client can connect over TLS."""
return self._require(lambda: not self.tls, "Must be able to connect without TLS", func=func)
def require_tlsCertificateKeyFile(self, func):
"""Run a test only if the client can connect with tlsCertificateKeyFile."""
return self._require(
lambda: self.tlsCertificateKeyFile,
"Must be able to connect with tlsCertificateKeyFile",
func=func,
)
def require_server_resolvable(self, func):
"""Run a test only if the hostname 'server' is resolvable."""
return self._require(
lambda: self.server_is_resolvable,
"No hosts entry for 'server'. Cannot validate hostname in the certificate",
func=func,
)
def require_sessions(self, func):
"""Run a test only if the deployment supports sessions."""
return self._require(lambda: self.sessions_enabled, "Sessions not supported", func=func)
def supports_retryable_writes(self):
if self.storage_engine == "mmapv1":
return False
if not self.sessions_enabled:
return False
return self.is_mongos or self.is_rs
def require_retryable_writes(self, func):
"""Run a test only if the deployment supports retryable writes."""
return self._require(
self.supports_retryable_writes,
"This server does not support retryable writes",
func=func,
)
def supports_transactions(self):
if self.storage_engine == "mmapv1":
return False
if self.version.at_least(4, 1, 8):
return self.is_mongos or self.is_rs
if self.version.at_least(4, 0):
return self.is_rs
return False
def require_transactions(self, func):
"""Run a test only if the deployment might support transactions.
*Might* because this does not test the storage engine or FCV.
"""
return self._require(
self.supports_transactions, "Transactions are not supported", func=func
)
def require_no_api_version(self, func):
"""Skip this test when testing with requireApiVersion."""
return self._require(
lambda: not MONGODB_API_VERSION,
"This test does not work with requireApiVersion",
func=func,
)
def mongos_seeds(self):
return ",".join("{}:{}".format(*address) for address in self.mongoses)
@property
def supports_failCommand_fail_point(self):
"""Does the server support the failCommand fail point?"""
if self.is_mongos:
return self.version.at_least(4, 1, 5) and self.test_commands_enabled
else:
return self.version.at_least(4, 0) and self.test_commands_enabled
@property
def requires_hint_with_min_max_queries(self):
"""Does the server require a hint with min/max queries."""
# Changed in SERVER-39567.
return self.version.at_least(4, 1, 10)
@property
async def max_bson_size(self):
return (await self.hello)["maxBsonObjectSize"]
@property
async def max_write_batch_size(self):
return (await self.hello)["maxWriteBatchSize"]
# Reusable client context
async_client_context = AsyncClientContext()
class AsyncPyMongoTestCase(unittest.IsolatedAsyncioTestCase):
def assertEqualCommand(self, expected, actual, msg=None):
self.assertEqual(sanitize_cmd(expected), sanitize_cmd(actual), msg)
def assertEqualReply(self, expected, actual, msg=None):
self.assertEqual(sanitize_reply(expected), sanitize_reply(actual), msg)
@asynccontextmanager
async def fail_point(self, command_args):
cmd_on = SON([("configureFailPoint", "failCommand")])
cmd_on.update(command_args)
await async_client_context.client.admin.command(cmd_on)
try:
yield
finally:
await async_client_context.client.admin.command(
"configureFailPoint", cmd_on["configureFailPoint"], mode="off"
)
@contextmanager
def fork(
self, target: Callable, timeout: float = 60
) -> Generator[multiprocessing.Process, None, None]:
"""Helper for tests that use os.fork()
Use in a with statement:
with self.fork(target=lambda: print('in child')) as proc:
self.assertTrue(proc.pid) # Child process was started
"""
def _print_threads(*args: object) -> None:
if _print_threads.called: # type:ignore[attr-defined]
return
_print_threads.called = True # type:ignore[attr-defined]
print_thread_tracebacks()
_print_threads.called = False # type:ignore[attr-defined]
def _target() -> None:
signal.signal(signal.SIGUSR1, _print_threads)
try:
target()
except Exception as exc:
sys.stderr.write(f"Child process failed with: {exc}\n")
_print_threads()
# Sleep for a while to let the parent attach via GDB.
time.sleep(2 * timeout)
raise
ctx = multiprocessing.get_context("fork")
proc = ctx.Process(target=_target)
proc.start()
try:
yield proc # type: ignore
finally:
proc.join(timeout)
pid = proc.pid
assert pid
if proc.exitcode is None:
# gdb to get C-level tracebacks
print_thread_stacks(pid)
# If it failed, SIGUSR1 to get thread tracebacks.
os.kill(pid, signal.SIGUSR1)
proc.join(5)
if proc.exitcode is None:
# SIGINT to get main thread traceback in case SIGUSR1 didn't work.
os.kill(pid, signal.SIGINT)
proc.join(5)
if proc.exitcode is None:
# SIGKILL in case SIGINT didn't work.
proc.kill()
proc.join(1)
self.fail(f"child timed out after {timeout}s (see traceback in logs): deadlock?")
self.assertEqual(proc.exitcode, 0)
class AsyncIntegrationTest(AsyncPyMongoTestCase):
"""Async base class for TestCases that need a connection to MongoDB to pass."""
client: AsyncMongoClient[dict]
db: AsyncDatabase
credentials: Dict[str, str]
@classmethod
def setUpClass(cls):
if _IS_SYNC:
cls._setup_class()
else:
asyncio.run(cls._setup_class())
@classmethod
@async_client_context.require_connection
async def _setup_class(cls):
if async_client_context.load_balancer and not getattr(cls, "RUN_ON_LOAD_BALANCER", False):
raise SkipTest("this test does not support load balancers")
if async_client_context.serverless and not getattr(cls, "RUN_ON_SERVERLESS", False):
raise SkipTest("this test does not support serverless")
cls.client = async_client_context.client
cls.db = cls.client.pymongo_test
if async_client_context.auth_enabled:
cls.credentials = {"username": db_user, "password": db_pwd}
else:
cls.credentials = {}
async def cleanup_colls(self, *collections):
"""Cleanup collections faster than drop_collection."""
for c in collections:
c = self.client[c.database.name][c.name]
await c.delete_many({})
await c.drop_indexes()
def patch_system_certs(self, ca_certs):
patcher = SystemCertsPatcher(ca_certs)
self.addCleanup(patcher.disable)
async def async_setup():
await async_client_context.init()
warnings.resetwarnings()
warnings.simplefilter("always")
global_knobs.enable()
async def async_teardown():
global_knobs.disable()
garbage = []
for g in gc.garbage:
garbage.append(f"GARBAGE: {g!r}")
garbage.append(f" gc.get_referents: {gc.get_referents(g)!r}")
garbage.append(f" gc.get_referrers: {gc.get_referrers(g)!r}")
if garbage:
raise AssertionError("\n".join(garbage))
c = async_client_context.client
if c:
if not async_client_context.is_data_lake:
await c.drop_database("pymongo-pooling-tests")
await c.drop_database("pymongo_test")
await c.drop_database("pymongo_test1")
await c.drop_database("pymongo_test2")
await c.drop_database("pymongo_test_mike")
await c.drop_database("pymongo_test_bernie")
await c.close()
print_running_clients()
def test_cases(suite):
"""Iterator over all TestCases within a TestSuite."""
for suite_or_case in suite._tests:
if isinstance(suite_or_case, unittest.TestCase):
# unittest.TestCase
yield suite_or_case
else:
# unittest.TestSuite
yield from test_cases(suite_or_case)