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# Copyright (c) 2021, 2024, Oracle and/or its affiliates.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License, version 2.0, as
# published by the Free Software Foundation.
#
# This program is designed to work with certain software (including
# but not limited to OpenSSL) that is licensed under separate terms,
# as designated in a particular file or component or in included license
# documentation. The authors of MySQL hereby grant you an
# additional permission to link the program and your derivative works
# with the separately licensed software that they have either included with
# the program or referenced in the documentation.
#
# Without limiting anything contained in the foregoing, this file,
# which is part of MySQL Connector/Python, is also subject to the
# Universal FOSS Exception, version 1.0, a copy of which can be found at
# http://oss.oracle.com/licenses/universal-foss-exception.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
# See the GNU General Public License, version 2.0, for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
"""Tests for connection session reset."""
import time
import unittest
import tests
import mysqlx
@unittest.skipIf(tests.MYSQL_VERSION < (8, 0, 25), "XPlugin not compatible")
class SessionResetTests(tests.MySQLxTests):
"""Tests for session reset tests."""
def test_session_reset(self):
"""Test that when max_idle_time is reached, session is
re-authenticated."""
config = tests.get_mysqlx_config()
connection_string = {
"user": config["user"],
"password": config["password"],
"host": config["host"],
"port": config["port"],
}
client_options = {
"pooling": {
"max_idle_time": 1000,
"max_size": 1,
"queue_timeout": 1000,
}
}
client = mysqlx.get_client(connection_string, client_options)
session1 = client.get_session()
conn_id1 = session1.sql("select connection_id();").execute().fetch_all()[0][0]
session1.drop_schema("test")
session1.create_schema("test")
schema = session1.get_schema("test")
collection = schema.get_collection("mycoll1")
if collection.exists_in_database():
schema.drop_collection("mycoll1")
collection = schema.create_collection("mycoll1")
collection.add({"_id": 1, "name": "a"}, {"_id": 2, "name": "b"}).execute()
self.assertEqual(collection.count(), 2)
schema.drop_collection("mycoll1")
session1.close()
time.sleep(10)
session2 = client.get_session()
conn_id2 = session2.sql("select connection_id();").execute().fetch_all()[0][0]
self.assertNotEqual(conn_id1, conn_id2)
session2.close()
client.close()
def test_session_reset2(self):
"""Test that when the session is closed and reopend again, the reopend
session will use the same connection without re-authenticating .
"""
config = tests.get_mysqlx_config()
connection_string = {
"user": config["user"],
"password": config["password"],
"host": config["host"],
"port": config["port"],
}
client_options = {"pooling": {"max_size": 1, "queue_timeout": 1000}}
client = mysqlx.get_client(connection_string, client_options)
session1 = client.get_session()
conn_id1 = session1.sql("select connection_id();").execute().fetch_all()[0][0]
session1.drop_schema("test")
session1.create_schema("test")
schema = session1.get_schema("test")
collection = schema.get_collection("mycoll1")
if collection.exists_in_database():
schema.drop_collection("mycoll1")
collection = schema.create_collection(
"mycoll1",
)
collection.add({"_id": 1, "name": "a"}, {"_id": 2, "name": "b"}).execute()
self.assertEqual(collection.count(), 2)
session1.sql("SET @a = 1000").execute()
session1.sql("USE test").execute()
session1.sql("CREATE TEMPORARY TABLE temp_tbl(a int, b char(20));").execute()
session1.close()
time.sleep(10)
session2 = client.get_session()
conn_id2 = session2.sql("select connection_id();").execute().fetch_all()[0][0]
a = session2.sql("SELECT @a").execute().fetch_one()[0]
self.assertIsNone(a)
self.assertEqual(conn_id1, conn_id2)
schema.drop_collection("mycoll1")
session2.close()
client.close()
def test_session_reset3(self):
"""Test that connection_id is reused."""
config = tests.get_mysqlx_config()
connection_string = {
"user": config["user"],
"password": config["password"],
"host": config["host"],
"port": config["port"],
}
client_options = {"pooling": {"enabled": True, "max_size": 2}}
client = mysqlx.get_client(connection_string, client_options)
for _ in range(1, 100):
session1 = client.get_session()
conn_id1 = (
session1.sql("select connection_id();").execute().fetch_all()[0][0]
)
session1.close()
session2 = client.get_session()
conn_id2 = (
session2.sql("select connection_id();").execute().fetch_all()[0][0]
)
session2.close()
assert conn_id1 == conn_id2
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