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59 lines
2.5 KiB
Python
59 lines
2.5 KiB
Python
import os
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import pytest
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from helpers.cluster import ClickHouseCluster
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from helpers.network import PartitionManager
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from helpers.test_tools import assert_eq_with_retry
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CLICKHOUSE_DATABASE = 'test'
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def initialize_database(nodes, shard):
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for node in nodes:
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node.query('''
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CREATE DATABASE {database};
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CREATE TABLE `{database}`.src (p UInt64, d UInt64)
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ENGINE = ReplicatedMergeTree('/clickhouse/{database}/tables/test_consistent_shard1{shard}/replicated', '{replica}')
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ORDER BY d PARTITION BY p
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SETTINGS min_replicated_logs_to_keep=3, max_replicated_logs_to_keep=5, cleanup_delay_period=0, cleanup_delay_period_random_add=0;
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CREATE TABLE `{database}`.dest (p UInt64, d UInt64)
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ENGINE = ReplicatedMergeTree('/clickhouse/{database}/tables/test_consistent_shard2{shard}/replicated', '{replica}')
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ORDER BY d PARTITION BY p
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SETTINGS min_replicated_logs_to_keep=3, max_replicated_logs_to_keep=5, cleanup_delay_period=0, cleanup_delay_period_random_add=0;
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'''.format(shard=shard, replica=node.name, database=CLICKHOUSE_DATABASE))
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cluster = ClickHouseCluster(__file__)
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node1 = cluster.add_instance('node1', main_configs=['configs/remote_servers.xml'], with_zookeeper=True)
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node2 = cluster.add_instance('node2', main_configs=['configs/remote_servers.xml'], with_zookeeper=True)
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@pytest.fixture(scope="module")
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def start_cluster():
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try:
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cluster.start()
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initialize_database([node1, node2], 1)
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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 test_consistent_part_after_move_partition(start_cluster):
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# insert into all replicas
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for i in range(100):
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node1.query('INSERT INTO `{database}`.src VALUES ({value} % 2, {value})'.format(database=CLICKHOUSE_DATABASE,
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value=i))
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query_source = 'SELECT COUNT(*) FROM `{database}`.src'.format(database=CLICKHOUSE_DATABASE)
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query_dest = 'SELECT COUNT(*) FROM `{database}`.dest'.format(database=CLICKHOUSE_DATABASE)
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assert_eq_with_retry(node2, query_source, node1.query(query_source))
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assert_eq_with_retry(node2, query_dest, node1.query(query_dest))
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node1.query('ALTER TABLE `{database}`.src MOVE PARTITION 1 TO TABLE `{database}`.dest'.format(database=CLICKHOUSE_DATABASE))
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assert_eq_with_retry(node2, query_source, node1.query(query_source))
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assert_eq_with_retry(node2, query_dest, node1.query(query_dest))
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