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test_client.py
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1272 lines (1033 loc) · 46.2 KB
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# Copyright 2009-2015 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.
"""Test the mongo_client module."""
import datetime
import os
import signal
import socket
import sys
import thread
import threading
import time
import unittest
import warnings
sys.path[0:0] = [""]
from nose.plugins.skip import SkipTest
from bson.binary import JAVA_LEGACY, PYTHON_LEGACY
from bson.codec_options import CodecOptions
from bson.son import SON
from bson.tz_util import utc
from pymongo.mongo_client import MongoClient
from pymongo.database import Database
from pymongo.pool import SocketInfo
from pymongo import thread_util
from pymongo.errors import (AutoReconnect,
ConfigurationError,
ConnectionFailure,
InvalidName,
OperationFailure)
from pymongo.read_preferences import ReadPreference, Secondary
from pymongo.write_concern import WriteConcern
from test import version, host, port, pair, skip_restricted_localhost
from test.pymongo_mocks import MockClient
from test.utils import (assertRaisesExactly,
catch_warnings,
delay,
is_mongos,
server_is_master_with_slave,
server_started_with_auth,
TestRequestMixin,
_TestLazyConnectMixin,
_TestExhaustCursorMixin,
lazy_client_trial,
NTHREADS,
get_pool)
setUpModule = skip_restricted_localhost
def get_client(*args, **kwargs):
return MongoClient(host, port, *args, **kwargs)
class TestClient(unittest.TestCase, TestRequestMixin):
def test_keyword_arg_defaults(self):
ctx = catch_warnings()
try:
warnings.simplefilter("ignore", DeprecationWarning)
client = MongoClient(socketTimeoutMS=None,
connectTimeoutMS=20000,
waitQueueTimeoutMS=None,
waitQueueMultiple=None,
socketKeepAlive=False,
auto_start_request=False,
use_greenlets=False,
replicaSet=None,
read_preference=ReadPreference.PRIMARY,
tag_sets=[{}],
ssl=False,
ssl_keyfile=None,
ssl_certfile=None,
ssl_ca_certs=None,
_connect=False)
self.assertEqual(None, client._MongoClient__net_timeout)
# socket.Socket.settimeout takes a float in seconds
self.assertEqual(20.0, client._MongoClient__conn_timeout)
self.assertEqual(None, client._MongoClient__wait_queue_timeout)
self.assertEqual(None, client._MongoClient__wait_queue_multiple)
self.assertFalse(client._MongoClient__socket_keepalive)
self.assertFalse(client.auto_start_request)
self.assertFalse(client.use_greenlets)
self.assertEqual(None, client._MongoClient__repl)
self.assertEqual(ReadPreference.PRIMARY, client.read_preference)
self.assertEqual([{}], client.tag_sets)
self.assertFalse(client._MongoClient__use_ssl)
self.assertEqual(None, client._MongoClient__ssl_keyfile)
self.assertEqual(None, client._MongoClient__ssl_certfile)
self.assertEqual(None, client._MongoClient__ssl_ca_certs)
finally:
ctx.exit()
def test_types(self):
self.assertRaises(TypeError, MongoClient, 1)
self.assertRaises(TypeError, MongoClient, 1.14)
self.assertRaises(TypeError, MongoClient, "localhost", "27017")
self.assertRaises(TypeError, MongoClient, "localhost", 1.14)
self.assertRaises(TypeError, MongoClient, "localhost", [])
self.assertRaises(ConfigurationError, MongoClient, [])
def test_max_pool_size_zero(self):
self.assertRaises(ConfigurationError, MongoClient, maxPoolSize=0)
def test_constants(self):
MongoClient.HOST = host
MongoClient.PORT = port
self.assertTrue(MongoClient())
MongoClient.HOST = "somedomainthatdoesntexist.org"
MongoClient.PORT = 123456789
assertRaisesExactly(
ConnectionFailure, MongoClient, connectTimeoutMS=600)
self.assertTrue(MongoClient(host, port))
MongoClient.HOST = host
MongoClient.PORT = port
self.assertTrue(MongoClient())
def assertIsInstance(self, obj, cls, msg=None):
"""Backport from Python 2.7."""
if not isinstance(obj, cls):
standardMsg = '%r is not an instance of %r' % (obj, cls)
self.fail(self._formatMessage(msg, standardMsg))
def test_init_disconnected(self):
c = MongoClient(host, port, _connect=False)
ctx = catch_warnings()
try:
warnings.simplefilter("ignore", DeprecationWarning)
self.assertIsInstance(c.is_primary, bool)
self.assertIsInstance(c.is_mongos, bool)
self.assertIsInstance(c.max_pool_size, int)
self.assertIsInstance(c.use_greenlets, bool)
self.assertIsInstance(c.nodes, frozenset)
self.assertIsInstance(c.auto_start_request, bool)
self.assertEqual(dict, c.get_document_class())
self.assertIsInstance(c.tz_aware, bool)
self.assertIsInstance(c.max_bson_size, int)
self.assertIsInstance(c.min_wire_version, int)
self.assertIsInstance(c.max_wire_version, int)
self.assertIsInstance(c.max_write_batch_size, int)
self.assertEqual(None, c.host)
self.assertEqual(None, c.port)
finally:
ctx.exit()
c.pymongo_test.test.find_one() # Auto-connect.
self.assertEqual((host, port), c.address)
if version.at_least(c, (2, 5, 4, -1)):
self.assertTrue(c.max_wire_version > 0)
else:
self.assertEqual(c.max_wire_version, 0)
self.assertTrue(c.min_wire_version >= 0)
bad_host = "somedomainthatdoesntexist.org"
c = MongoClient(bad_host, port, connectTimeoutMS=1, _connect=False)
self.assertRaises(ConnectionFailure, c.pymongo_test.test.find_one)
def test_init_disconnected_with_auth(self):
uri = "mongodb://user:pass@somedomainthatdoesntexist"
c = MongoClient(uri, connectTimeoutMS=1, _connect=False)
self.assertRaises(ConnectionFailure, c.pymongo_test.test.find_one)
def test_connect(self):
# Check that the exception is a ConnectionFailure, not a subclass like
# AutoReconnect
assertRaisesExactly(
ConnectionFailure, MongoClient,
"somedomainthatdoesntexist.org", connectTimeoutMS=600)
assertRaisesExactly(
ConnectionFailure, MongoClient, host, 123456789)
self.assertTrue(MongoClient(host, port))
# Test that connect=False prevents the constructor from raising
# ConnectionFailure.
client = MongoClient("somedomainthatdoesnotexist.org",
connectTimeoutMS=100, connect=False)
try:
client.admin.command("ismaster")
except AutoReconnect:
pass
def test_equality(self):
client = MongoClient(host, port)
self.assertEqual(client, MongoClient(host, port))
# Explicitly test inequality
self.assertFalse(client != MongoClient(host, port))
def test_host_w_port(self):
self.assertTrue(MongoClient("%s:%d" % (host, port)))
assertRaisesExactly(
ConnectionFailure, MongoClient, "%s:1234567" % (host,), port)
def test_repr(self):
# Making host a str avoids the 'u' prefix in Python 2, so the repr is
# the same in Python 2 and 3.
c = MongoClient(str(host), port)
self.assertEqual(repr(c),
"MongoClient('%s', %d)" % (host, port))
c.close()
self.assertEqual(repr(c),
"MongoClient('%s', %d)" % (host, port))
c = MongoClient(str(host), port, connect=False)
self.assertEqual(repr(c),
"MongoClient('%s', %d)" % (host, port))
def test_getters(self):
self.assertEqual(MongoClient(host, port).address, (host, port))
self.assertEqual(set([(host, port)]),
MongoClient(host, port).nodes)
def test_use_greenlets(self):
ctx = catch_warnings()
try:
warnings.simplefilter("ignore", DeprecationWarning)
self.assertFalse(MongoClient(host, port).use_greenlets)
if thread_util.have_gevent:
self.assertTrue(
MongoClient(
host, port, use_greenlets=True).use_greenlets)
finally:
ctx.exit()
def test_get_db(self):
client = MongoClient(host, port)
def make_db(base, name):
return base[name]
self.assertRaises(InvalidName, make_db, client, "")
self.assertRaises(InvalidName, make_db, client, "te$t")
self.assertRaises(InvalidName, make_db, client, "te.t")
self.assertRaises(InvalidName, make_db, client, "te\\t")
self.assertRaises(InvalidName, make_db, client, "te/t")
self.assertRaises(InvalidName, make_db, client, "te st")
self.assertTrue(isinstance(client.test, Database))
self.assertEqual(client.test, client["test"])
self.assertEqual(client.test, Database(client, "test"))
def test_get_database(self):
client = MongoClient(host, port, _connect=False)
codec_options = CodecOptions(
tz_aware=True, uuid_representation=JAVA_LEGACY)
write_concern = WriteConcern(w=2, j=True)
db = client.get_database(
'foo', codec_options, ReadPreference.SECONDARY, write_concern)
self.assertEqual('foo', db.name)
self.assertEqual(codec_options, db.codec_options)
self.assertEqual(JAVA_LEGACY, db.uuid_subtype)
self.assertEqual(ReadPreference.SECONDARY, db.read_preference)
self.assertEqual([{}], db.tag_sets)
self.assertEqual(write_concern.document, db.write_concern)
pref = Secondary([{"dc": "sf"}])
db = client.get_database('foo', read_preference=pref)
self.assertEqual(pref.mode, db.read_preference)
self.assertEqual(pref.tag_sets, db.tag_sets)
self.assertEqual({}, db.write_concern)
self.assertEqual(CodecOptions(), db.codec_options)
self.assertEqual(PYTHON_LEGACY, db.uuid_subtype)
def test_database_names(self):
client = MongoClient(host, port)
client.pymongo_test.test.save({"dummy": u"object"})
client.pymongo_test_mike.test.save({"dummy": u"object"})
dbs = client.database_names()
self.assertTrue("pymongo_test" in dbs)
self.assertTrue("pymongo_test_mike" in dbs)
def test_drop_database(self):
client = MongoClient(host, port)
self.assertRaises(TypeError, client.drop_database, 5)
self.assertRaises(TypeError, client.drop_database, None)
raise SkipTest("This test often fails due to SERVER-2329")
client.pymongo_test.test.save({"dummy": u"object"})
dbs = client.database_names()
self.assertTrue("pymongo_test" in dbs)
client.drop_database("pymongo_test")
dbs = client.database_names()
self.assertTrue("pymongo_test" not in dbs)
client.pymongo_test.test.save({"dummy": u"object"})
dbs = client.database_names()
self.assertTrue("pymongo_test" in dbs)
client.drop_database(client.pymongo_test)
dbs = client.database_names()
self.assertTrue("pymongo_test" not in dbs)
def test_copy_db(self):
c = MongoClient(host, port)
# Due to SERVER-2329, databases may not disappear
# from a master in a master-slave pair.
if server_is_master_with_slave(c):
raise SkipTest("SERVER-2329")
ctx = catch_warnings()
try:
warnings.simplefilter("ignore", DeprecationWarning)
self.assertRaises(TypeError, c.copy_database, 4, "foo")
self.assertRaises(TypeError, c.copy_database, "foo", 4)
self.assertRaises(InvalidName, c.copy_database, "foo", "$foo")
c.pymongo_test.test.drop()
c.pymongo_test.test.insert({"foo": "bar"})
c.drop_database("pymongo_test1")
self.assertFalse("pymongo_test1" in c.database_names())
c.copy_database("pymongo_test", "pymongo_test1")
self.assertTrue("pymongo_test1" in c.database_names())
self.assertEqual("bar", c.pymongo_test1.test.find_one()["foo"])
c.drop_database("pymongo_test1")
# XXX - SERVER-15318
if not (version.at_least(c, (2, 6, 4)) and is_mongos(c)):
self.assertFalse(c.in_request())
c.copy_database("pymongo_test", "pymongo_test1",
"%s:%d" % (host, port))
# copy_database() didn't accidentally restart the request
self.assertFalse(c.in_request())
self.assertTrue("pymongo_test1" in c.database_names())
self.assertEqual("bar", c.pymongo_test1.test.find_one()["foo"])
c.drop_database("pymongo_test1")
finally:
ctx.exit()
def test_iteration(self):
client = MongoClient(host, port)
def iterate():
[a for a in client]
self.assertRaises(TypeError, iterate)
def test_disconnect(self):
c = MongoClient(host, port)
coll = c.pymongo_test.bar
c.close()
c.close()
coll.count()
c.close()
c.close()
coll.count()
def test_from_uri(self):
c = MongoClient(host, port)
ctx = catch_warnings()
try:
warnings.simplefilter("ignore", DeprecationWarning)
self.assertEqual(c, MongoClient("mongodb://%s:%d" % (host, port)))
self.assertTrue(MongoClient(
"mongodb://%s:%d" % (host, port), slave_okay=True).slave_okay)
self.assertTrue(MongoClient(
"mongodb://%s:%d/?slaveok=true;w=2" % (host, port)).slave_okay)
finally:
ctx.exit()
def test_backport_maxpoolsize_uri(self):
uri = "mongodb://%s:%s" % (host, port)
mps_uri = ("mongodb://%s:%d/?maxPoolSize=10" % (host, port))
client = MongoClient(uri)
self.assertEqual(client.max_pool_size, 100)
client = MongoClient(uri, maxPoolSize=10)
self.assertEqual(client.max_pool_size, 10)
client = MongoClient(uri, max_pool_size=8, maxPoolSize=10)
self.assertEqual(client.max_pool_size, 10)
client = MongoClient(mps_uri)
self.assertEqual(client.max_pool_size, 10)
client = MongoClient(mps_uri, maxPoolSize=8)
self.assertEqual(client.max_pool_size, 10)
client = MongoClient(mps_uri, max_pool_size=8)
self.assertEqual(client.max_pool_size, 10)
client = MongoClient(mps_uri, max_pool_size=6, maxPoolSize=8)
self.assertEqual(client.max_pool_size, 10)
def test_backport_localthresholdms_uri(self):
uri = "mongodb://%s:%s" % (host, port)
lt_uri = "mongodb://%s:%d/?localThresholdMS=10" % (host, port)
sl_uri = ("mongodb://%s:%d/?secondaryAcceptableLatencyMS=10" %
(host, port))
lt_sl_uri = ("mongodb://%s:%d/?localThresholdMS=10;"
"secondaryAcceptableLatencyMS=8" % (host, port))
ctx = catch_warnings()
try:
warnings.simplefilter("ignore", DeprecationWarning)
# Just localThresholdMS
client = MongoClient(uri)
self.assertEqual(client.secondary_acceptable_latency_ms, 15)
self.assertEqual(client.local_threshold_ms, 15)
client = MongoClient(uri, localThresholdMS=10)
self.assertEqual(client.secondary_acceptable_latency_ms, 10)
self.assertEqual(client.local_threshold_ms, 10)
client = MongoClient(uri, localThresholdMS=10,
secondaryAcceptableLatencyMS=8)
self.assertEqual(client.secondary_acceptable_latency_ms, 10)
self.assertEqual(client.local_threshold_ms, 10)
# URI options take precedence over kwargs but localThresholdMS
# takes precedence over secondaryAcceptableLatencyMS always. Test
# to make sure the precedence is correct between URI vs. kwargs.
client = MongoClient(lt_uri)
self.assertEqual(client.secondary_acceptable_latency_ms, 10)
self.assertEqual(client.local_threshold_ms, 10)
client = MongoClient(lt_uri, localThresholdMS=8)
self.assertEqual(client.secondary_acceptable_latency_ms, 10)
self.assertEqual(client.local_threshold_ms, 10)
client = MongoClient(lt_uri, secondaryAcceptableLatencyMS=8)
self.assertEqual(client.secondary_acceptable_latency_ms, 10)
self.assertEqual(client.local_threshold_ms, 10)
client = MongoClient(lt_uri, localThresholdMS=8,
secondaryAcceptableLatencyMS=6)
self.assertEqual(client.secondary_acceptable_latency_ms, 10)
self.assertEqual(client.local_threshold_ms, 10)
client = MongoClient(sl_uri, secondaryAcceptableLatencyMS=8)
self.assertEqual(client.secondary_acceptable_latency_ms, 10)
self.assertEqual(client.local_threshold_ms, 10)
client = MongoClient(sl_uri, localThresholdMS=10)
self.assertEqual(client.secondary_acceptable_latency_ms, 10)
self.assertEqual(client.local_threshold_ms, 10)
client = MongoClient(sl_uri, localThresholdMS=10,
secondaryAcceptableLatencyMS=6)
self.assertEqual(client.secondary_acceptable_latency_ms, 10)
self.assertEqual(client.local_threshold_ms, 10)
client = MongoClient(lt_sl_uri)
self.assertEqual(client.secondary_acceptable_latency_ms, 10)
self.assertEqual(client.local_threshold_ms, 10)
client = MongoClient(lt_sl_uri, localThresholdMS=8,
secondaryAcceptableLatencyMS=4)
self.assertEqual(client.secondary_acceptable_latency_ms, 10)
self.assertEqual(client.local_threshold_ms, 10)
finally:
ctx.exit()
def test_get_default_database(self):
c = MongoClient("mongodb://%s:%d/foo" % (host, port), _connect=False)
self.assertEqual(Database(c, 'foo'), c.get_default_database())
def test_get_default_database_error(self):
# URI with no database.
c = MongoClient("mongodb://%s:%d/" % (host, port), _connect=False)
self.assertRaises(ConfigurationError, c.get_default_database)
def test_get_default_database_with_authsource(self):
# Ensure we distinguish database name from authSource.
uri = "mongodb://%s:%d/foo?authSource=src" % (host, port)
c = MongoClient(uri, _connect=False)
self.assertEqual(Database(c, 'foo'), c.get_default_database())
def test_unix_socket(self):
if not hasattr(socket, "AF_UNIX"):
raise SkipTest("UNIX-sockets are not supported on this system")
client = MongoClient(host, port)
if (sys.platform == 'darwin' and
server_started_with_auth(client) and
not version.at_least(client, (2, 7, 1))):
raise SkipTest("SERVER-8492")
mongodb_socket = '/tmp/mongodb-%d.sock' % (port,)
if not os.access(mongodb_socket, os.R_OK):
raise SkipTest("Socket file is not accessable")
self.assertTrue(MongoClient("mongodb://%s" % mongodb_socket))
client = MongoClient("mongodb://%s" % mongodb_socket)
client.pymongo_test.test.save({"dummy": "object"})
# Confirm we can read via the socket
dbs = client.database_names()
self.assertTrue("pymongo_test" in dbs)
# Confirm it fails with a missing socket
self.assertRaises(ConnectionFailure, MongoClient,
"mongodb:///tmp/none-existent.sock")
def test_fork(self):
# Test using a client before and after a fork.
if sys.platform == "win32":
raise SkipTest("Can't fork on windows")
try:
from multiprocessing import Process, Pipe
except ImportError:
raise SkipTest("No multiprocessing module")
db = MongoClient(host, port).pymongo_test
# Failure occurs if the client is used before the fork
db.test.find_one()
db.connection.end_request()
def loop(pipe):
while True:
try:
db.test.insert({"a": "b"})
for _ in db.test.find():
pass
except:
pipe.send(True)
os._exit(1)
cp1, cc1 = Pipe()
cp2, cc2 = Pipe()
p1 = Process(target=loop, args=(cc1,))
p2 = Process(target=loop, args=(cc2,))
p1.start()
p2.start()
p1.join(1)
p2.join(1)
p1.terminate()
p2.terminate()
p1.join()
p2.join()
cc1.close()
cc2.close()
# recv will only have data if the subprocess failed
try:
cp1.recv()
self.fail()
except EOFError:
pass
try:
cp2.recv()
self.fail()
except EOFError:
pass
def test_document_class(self):
c = MongoClient(host, port)
db = c.pymongo_test
db.test.insert({"x": 1})
ctx = catch_warnings()
try:
warnings.simplefilter("ignore", DeprecationWarning)
self.assertEqual(dict, c.document_class)
self.assertTrue(isinstance(db.test.find_one(), dict))
self.assertFalse(isinstance(db.test.find_one(), SON))
c.document_class = SON
db = c.pymongo_test
self.assertEqual(SON, c.document_class)
self.assertTrue(isinstance(db.test.find_one(), SON))
self.assertFalse(isinstance(db.test.find_one(as_class=dict), SON))
c = MongoClient(host, port, document_class=SON)
db = c.pymongo_test
self.assertEqual(SON, c.document_class)
self.assertTrue(isinstance(db.test.find_one(), SON))
self.assertFalse(isinstance(db.test.find_one(as_class=dict), SON))
c.document_class = dict
db = c.pymongo_test
self.assertEqual(dict, c.document_class)
self.assertTrue(isinstance(db.test.find_one(), dict))
self.assertFalse(isinstance(db.test.find_one(), SON))
finally:
ctx.exit()
def test_timeouts(self):
client = MongoClient(host, port, connectTimeoutMS=10500)
self.assertEqual(10.5, get_pool(client).conn_timeout)
client = MongoClient(host, port, socketTimeoutMS=10500)
self.assertEqual(10.5, get_pool(client).net_timeout)
def test_network_timeout_validation(self):
c = get_client(socketTimeoutMS=10 * 1000)
self.assertEqual(10, c._MongoClient__net_timeout)
c = get_client(socketTimeoutMS=None)
self.assertEqual(None, c._MongoClient__net_timeout)
self.assertRaises(
ConfigurationError, get_client, socketTimeoutMS=0)
self.assertRaises(
ConfigurationError, get_client, socketTimeoutMS=-1)
self.assertRaises(
ConfigurationError, get_client, socketTimeoutMS=1e10)
self.assertRaises(
ConfigurationError, get_client, socketTimeoutMS='foo')
# network_timeout is gone from MongoClient, remains in deprecated
# Connection
self.assertRaises(
ConfigurationError, get_client, network_timeout=10)
def test_network_timeout(self):
no_timeout = MongoClient(host, port)
timeout_sec = 1
timeout = MongoClient(
host, port, socketTimeoutMS=1000 * timeout_sec)
no_timeout.pymongo_test.drop_collection("test")
no_timeout.pymongo_test.test.insert({"x": 1})
# A $where clause that takes a second longer than the timeout
where_func = delay(timeout_sec + 1)
def get_x(db):
doc = db.test.find().where(where_func).next()
return doc["x"]
self.assertEqual(1, get_x(no_timeout.pymongo_test))
self.assertRaises(ConnectionFailure, get_x, timeout.pymongo_test)
def get_x_timeout(db, t):
doc = db.test.find(network_timeout=t).where(where_func).next()
return doc["x"]
self.assertEqual(1, get_x_timeout(timeout.pymongo_test, None))
self.assertRaises(ConnectionFailure, get_x_timeout,
no_timeout.pymongo_test, 0.1)
def test_waitQueueTimeoutMS(self):
client = MongoClient(host, port, waitQueueTimeoutMS=2000)
self.assertEqual(get_pool(client).wait_queue_timeout, 2)
def test_waitQueueMultiple(self):
client = MongoClient(host, port, max_pool_size=3, waitQueueMultiple=2)
pool = get_pool(client)
self.assertEqual(pool.wait_queue_multiple, 2)
self.assertEqual(pool._socket_semaphore.waiter_semaphore.counter, 6)
def test_socketKeepAlive(self):
client = MongoClient(host, port, socketKeepAlive=True)
self.assertTrue(get_pool(client).socket_keepalive)
def test_tz_aware(self):
self.assertRaises(ConfigurationError, MongoClient, tz_aware='foo')
aware = MongoClient(host, port, tz_aware=True)
naive = MongoClient(host, port)
aware.pymongo_test.drop_collection("test")
now = datetime.datetime.utcnow()
aware.pymongo_test.test.insert({"x": now})
self.assertEqual(None, naive.pymongo_test.test.find_one()["x"].tzinfo)
self.assertEqual(utc, aware.pymongo_test.test.find_one()["x"].tzinfo)
self.assertEqual(
aware.pymongo_test.test.find_one()["x"].replace(tzinfo=None),
naive.pymongo_test.test.find_one()["x"])
def test_ipv6(self):
try:
client = MongoClient("[::1]")
except:
# Either mongod was started without --ipv6
# or the OS doesn't support it (or both).
raise SkipTest("No IPv6")
# Try a few simple things
MongoClient("mongodb://[::1]:%d" % (port,))
MongoClient("mongodb://[::1]:%d/?w=0" % (port,))
MongoClient("[::1]:%d,localhost:%d" % (port, port))
client = MongoClient("localhost:%d,[::1]:%d" % (port, port))
client.pymongo_test.test.save({"dummy": u"object"})
client.pymongo_test_bernie.test.save({"dummy": u"object"})
dbs = client.database_names()
self.assertTrue("pymongo_test" in dbs)
self.assertTrue("pymongo_test_bernie" in dbs)
def test_fsync_lock_unlock(self):
c = get_client()
if is_mongos(c):
raise SkipTest('fsync/lock not supported by mongos')
if not version.at_least(c, (2, 0)) and server_started_with_auth(c):
raise SkipTest('Requires server >= 2.0 to test with auth')
res = c.admin.command('getCmdLineOpts')
if '--master' in res['argv'] and version.at_least(c, (2, 3, 0)):
raise SkipTest('SERVER-7714')
self.assertFalse(c.is_locked)
# async flushing not supported on windows...
if sys.platform not in ('cygwin', 'win32'):
c.fsync(async=True)
self.assertFalse(c.is_locked)
c.fsync(lock=True)
self.assertTrue(c.is_locked)
locked = True
c.unlock()
for _ in xrange(5):
locked = c.is_locked
if not locked:
break
time.sleep(1)
self.assertFalse(locked)
def test_contextlib(self):
if sys.version_info < (2, 6):
raise SkipTest("With statement requires Python >= 2.6")
import contextlib
client = get_client(auto_start_request=False)
client.pymongo_test.drop_collection("test")
client.pymongo_test.test.insert({"foo": "bar"})
# The socket used for the previous commands has been returned to the
# pool
self.assertEqual(1, len(get_pool(client).sockets))
# We need exec here because if the Python version is less than 2.6
# these with-statements won't even compile.
exec """
with contextlib.closing(client):
self.assertEqual("bar", client.pymongo_test.test.find_one()["foo"])
self.assertEqual(None, client._MongoClient__member)
"""
exec """
with get_client() as client:
self.assertEqual("bar", client.pymongo_test.test.find_one()["foo"])
self.assertEqual(None, client._MongoClient__member)
"""
def test_with_start_request(self):
client = get_client()
pool = get_pool(client)
# No request started
self.assertNoRequest(pool)
self.assertDifferentSock(pool)
# Start a request
request_context_mgr = client.start_request()
self.assertTrue(
isinstance(request_context_mgr, object)
)
self.assertNoSocketYet(pool)
self.assertSameSock(pool)
self.assertRequestSocket(pool)
# End request
request_context_mgr.__exit__(None, None, None)
self.assertNoRequest(pool)
self.assertDifferentSock(pool)
# Test the 'with' statement
if sys.version_info >= (2, 6):
# We need exec here because if the Python version is less than 2.6
# these with-statements won't even compile.
exec """
with client.start_request() as request:
self.assertEqual(client, request.connection)
self.assertNoSocketYet(pool)
self.assertSameSock(pool)
self.assertRequestSocket(pool)
"""
# Request has ended
self.assertNoRequest(pool)
self.assertDifferentSock(pool)
def test_auto_start_request(self):
ctx = catch_warnings()
try:
warnings.simplefilter("ignore", DeprecationWarning)
for bad_horrible_value in (None, 5, 'hi!'):
self.assertRaises(
(TypeError, ConfigurationError),
lambda: get_client(auto_start_request=bad_horrible_value)
)
# auto_start_request should default to False
client = get_client()
self.assertFalse(client.auto_start_request)
client = get_client(auto_start_request=True)
self.assertTrue(client.auto_start_request)
# Assure we acquire a request socket.
client.pymongo_test.test.find_one()
self.assertTrue(client.in_request())
pool = get_pool(client)
self.assertRequestSocket(pool)
self.assertSameSock(pool)
client.end_request()
self.assertNoRequest(pool)
self.assertDifferentSock(pool)
# Trigger auto_start_request
client.pymongo_test.test.find_one()
self.assertRequestSocket(pool)
self.assertSameSock(pool)
finally:
ctx.exit()
def test_nested_request(self):
# auto_start_request is False
client = get_client()
pool = get_pool(client)
self.assertFalse(client.in_request())
# Start and end request
client.start_request()
self.assertInRequestAndSameSock(client, pool)
client.end_request()
self.assertNotInRequestAndDifferentSock(client, pool)
# Double-nesting
client.start_request()
client.start_request()
client.end_request()
self.assertInRequestAndSameSock(client, pool)
client.end_request()
self.assertNotInRequestAndDifferentSock(client, pool)
# Extra end_request calls have no effect - count stays at zero
client.end_request()
self.assertNotInRequestAndDifferentSock(client, pool)
client.start_request()
self.assertInRequestAndSameSock(client, pool)
client.end_request()
self.assertNotInRequestAndDifferentSock(client, pool)
def test_request_threads(self):
client = get_client(auto_start_request=False)
pool = get_pool(client)
self.assertNotInRequestAndDifferentSock(client, pool)
started_request, ended_request = threading.Event(), threading.Event()
checked_request = threading.Event()
thread_done = [False]
# Starting a request in one thread doesn't put the other thread in a
# request
def f():
self.assertNotInRequestAndDifferentSock(client, pool)
client.start_request()
self.assertInRequestAndSameSock(client, pool)
started_request.set()
checked_request.wait()
checked_request.clear()
self.assertInRequestAndSameSock(client, pool)
client.end_request()
self.assertNotInRequestAndDifferentSock(client, pool)
ended_request.set()
checked_request.wait()
thread_done[0] = True
t = threading.Thread(target=f)
t.setDaemon(True)
t.start()
# It doesn't matter in what order the main thread or t initially get
# to started_request.set() / wait(); by waiting here we ensure that t
# has called client.start_request() before we assert on the next line.
started_request.wait()
self.assertNotInRequestAndDifferentSock(client, pool)
checked_request.set()
ended_request.wait()
self.assertNotInRequestAndDifferentSock(client, pool)
checked_request.set()
t.join()
self.assertNotInRequestAndDifferentSock(client, pool)
self.assertTrue(thread_done[0], "Thread didn't complete")
def test_interrupt_signal(self):
if sys.platform.startswith('java'):
# We can't figure out how to raise an exception on a thread that's
# blocked on a socket, whether that's the main thread or a worker,
# without simply killing the whole thread in Jython. This suggests
# PYTHON-294 can't actually occur in Jython.
raise SkipTest("Can't test interrupts in Jython")
# Test fix for PYTHON-294 -- make sure MongoClient closes its
# socket if it gets an interrupt while waiting to recv() from it.
c = get_client()
db = c.pymongo_test
# A $where clause which takes 1.5 sec to execute
where = delay(1.5)
# Need exactly 1 document so find() will execute its $where clause once
db.drop_collection('foo')
db.foo.insert({'_id': 1})
old_signal_handler = None
try:
# Platform-specific hacks for raising a KeyboardInterrupt on the
# main thread while find() is in-progress: On Windows, SIGALRM is
# unavailable so we use a second thread. In our Evergreen setup on
# Linux, the thread technique causes an error in the test at
# sock.recv(): TypeError: 'int' object is not callable
# We don't know what causes this, so we hack around it.
if sys.platform == 'win32':
def interrupter():
# Raises KeyboardInterrupt in the main thread
time.sleep(0.25)
thread.interrupt_main()
thread.start_new_thread(interrupter, ())
else:
# Convert SIGALRM to SIGINT -- it's hard to schedule a SIGINT
# for one second in the future, but easy to schedule SIGALRM.
def sigalarm(num, frame):
raise KeyboardInterrupt
old_signal_handler = signal.signal(signal.SIGALRM, sigalarm)
signal.alarm(1)
raised = False
try:
# Will be interrupted by a KeyboardInterrupt.
db.foo.find({'$where': where}).next()
except KeyboardInterrupt:
raised = True
# Can't use self.assertRaises() because it doesn't catch system
# exceptions
self.assertTrue(raised, "Didn't raise expected KeyboardInterrupt")
# Raises AssertionError due to PYTHON-294 -- Mongo's response to
# the previous find() is still waiting to be read on the socket,
# so the request id's don't match.
self.assertEqual(
{'_id': 1},
db.foo.find().next()
)
finally:
if old_signal_handler:
signal.signal(signal.SIGALRM, old_signal_handler)
def test_operation_failure_without_request(self):
# Ensure MongoClient doesn't close socket after it gets an error
# response to getLastError. PYTHON-395.
c = get_client()
pool = get_pool(c)
self.assertEqual(1, len(pool.sockets))
old_sock_info = iter(pool.sockets).next()
c.pymongo_test.test.drop()
c.pymongo_test.test.insert({'_id': 'foo'})
self.assertRaises(
OperationFailure,
c.pymongo_test.test.insert, {'_id': 'foo'})
self.assertEqual(1, len(pool.sockets))