ClickHouse/dbms/tests/integration/test_parts_delete_zookeeper/test.py
2020-01-24 11:55:36 +03:00

62 lines
2.4 KiB
Python

import time
import pytest
from helpers.network import PartitionManager
from helpers.cluster import ClickHouseCluster
from helpers.test_tools import assert_eq_with_retry
cluster = ClickHouseCluster(__file__)
node1 = cluster.add_instance('node1', main_configs=['configs/remote_servers.xml'], with_zookeeper=True)
@pytest.fixture(scope="module")
def start_cluster():
try:
cluster.start()
node1.query(
'''
CREATE DATABASE test;
CREATE TABLE test_table(date Date, id UInt32)
ENGINE = ReplicatedMergeTree('/clickhouse/tables/test/replicated', 'node1')
ORDER BY id PARTITION BY toYYYYMM(date) SETTINGS old_parts_lifetime=4, cleanup_delay_period=1;
'''
)
yield cluster
except Exception as ex:
print ex
finally:
cluster.shutdown()
# Test that outdated parts are not removed when they cannot be removed from zookeeper
def test_merge_doesnt_work_without_zookeeper(start_cluster):
node1.query("INSERT INTO test_table VALUES ('2018-10-01', 1), ('2018-10-02', 2), ('2018-10-03', 3)")
node1.query("INSERT INTO test_table VALUES ('2018-10-01', 4), ('2018-10-02', 5), ('2018-10-03', 6)")
assert node1.query("SELECT count(*) from system.parts where table = 'test_table'") == "2\n"
node1.query("OPTIMIZE TABLE test_table FINAL")
assert node1.query("SELECT count(*) from system.parts where table = 'test_table'") == "3\n"
assert_eq_with_retry(node1, "SELECT count(*) from system.parts where table = 'test_table' and active = 1", "1")
node1.query("TRUNCATE TABLE test_table")
assert node1.query("SELECT count(*) from system.parts where table = 'test_table'") == "0\n"
node1.query("INSERT INTO test_table VALUES ('2018-10-01', 1), ('2018-10-02', 2), ('2018-10-03', 3)")
node1.query("INSERT INTO test_table VALUES ('2018-10-01', 4), ('2018-10-02', 5), ('2018-10-03', 6)")
assert node1.query("SELECT count(*) from system.parts where table = 'test_table'") == "2\n"
with PartitionManager() as pm:
node1.query("OPTIMIZE TABLE test_table FINAL")
pm.drop_instance_zk_connections(node1)
time.sleep(10) # > old_parts_lifetime
assert node1.query("SELECT count(*) from system.parts where table = 'test_table'") == "3\n"
assert_eq_with_retry(node1, "SELECT count(*) from system.parts where table = 'test_table' and active = 1", "1")