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https://github.com/ClickHouse/ClickHouse.git
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f704c0dfec
* multiple zookeeper drop replica bug fix. * add an integration test. * format code. * set stay_alive=True for test. * style check bug fix. * add check for is_active * format code * remove table_settings and has_metadata_out param.
88 lines
2.2 KiB
Python
88 lines
2.2 KiB
Python
import time
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import helpers.client as client
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import pytest
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from helpers.cluster import ClickHouseCluster
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from helpers.client import QueryRuntimeException
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from helpers.test_tools import TSV
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cluster = ClickHouseCluster(__file__)
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node1 = cluster.add_instance(
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"node1",
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main_configs=["configs/zookeeper_config.xml", "configs/remote_servers.xml"],
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with_zookeeper=True,
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use_keeper=False,
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stay_alive=True,
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)
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node2 = cluster.add_instance(
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"node2",
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main_configs=["configs/zookeeper_config.xml", "configs/remote_servers.xml"],
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with_zookeeper=True,
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use_keeper=False,
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stay_alive=True,
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)
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@pytest.fixture(scope="module")
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def started_cluster():
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try:
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cluster.start()
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yield cluster
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except Exception as ex:
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print(ex)
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finally:
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cluster.shutdown()
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def drop_table(nodes, table_name):
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for node in nodes:
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node.query("DROP TABLE IF EXISTS {} NO DELAY".format(table_name))
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def test_drop_replica_in_auxiliary_zookeeper(started_cluster):
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drop_table([node1, node2], "test_auxiliary_zookeeper")
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for node in [node1, node2]:
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node.query(
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"""
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CREATE TABLE test_auxiliary_zookeeper(a Int32)
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ENGINE = ReplicatedMergeTree('zookeeper2:/clickhouse/tables/test/test_auxiliary_zookeeper', '{replica}')
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ORDER BY a;
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""".format(
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replica=node.name
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)
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)
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# stop node2 server
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node2.stop_clickhouse()
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time.sleep(5)
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# check is_active
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retries = 0
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max_retries = 5
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zk = cluster.get_kazoo_client("zoo1")
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while True:
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if (
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zk.exists(
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"/clickhouse/tables/test/test_auxiliary_zookeeper/replicas/node2/is_active"
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)
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is None
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):
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break
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else:
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retries += 1
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if retries > max_retries:
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raise Exception("Failed to stop server.")
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time.sleep(1)
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# drop replica node2
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node1.query("SYSTEM DROP REPLICA 'node2'")
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assert zk.exists("/clickhouse/tables/test/test_auxiliary_zookeeper")
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assert (
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zk.exists("/clickhouse/tables/test/test_auxiliary_zookeeper/replicas/node2")
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is None
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)
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