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A crucial comparison was between time values with different units. Tests didn't catch this because they only confirmed that sessions were timed out within the correct time, not that they were *not* timed out early. Change-Id: Ia8c57d3d70e4702996d0225b167142b7bf88d236 Reviewed-on: http://gerrit.ent.cloudera.com:8080/1926 Tested-by: jenkins Reviewed-by: Henry Robinson <henry@cloudera.com>
42 lines
1.7 KiB
Python
Executable File
42 lines
1.7 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright (c) 2012 Cloudera, Inc. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# Tests for query expiration.
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import pytest
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import threading
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from tests.common.custom_cluster_test_suite import CustomClusterTestSuite
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from tests.common.custom_cluster_test_suite import NUM_SUBSCRIBERS, CLUSTER_SIZE
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from time import sleep, time
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from tests.beeswax.impala_beeswax import ImpalaBeeswaxException
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class TestSessionExpiration(CustomClusterTestSuite):
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"""Tests query expiration logic"""
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@pytest.mark.execute_serially
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@CustomClusterTestSuite.with_args("--idle_session_timeout=6")
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def test_session_expiration(self, vector):
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impalad = self.cluster.get_any_impalad()
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num_expired = impalad.service.get_metric_value("impala-server.num-sessions-expired")
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client = impalad.service.create_beeswax_client()
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# Sleep for half the expiration time to confirm that the session is not expired early
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# (see IMPALA-838)
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sleep(3)
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assert num_expired == impalad.service.get_metric_value(
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"impala-server.num-sessions-expired")
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# Wait for session expiration
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impalad.service.wait_for_metric_value(
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"impala-server.num-sessions-expired", num_expired + 1)
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