mirror of
https://github.com/ClickHouse/ClickHouse.git
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202 lines
6.2 KiB
Python
202 lines
6.2 KiB
Python
import time
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import pytest
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from helpers.cluster import ClickHouseCluster
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cluster = ClickHouseCluster(__file__)
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node1 = cluster.add_instance(
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"node1", main_configs=["configs/background_pool_config.xml"], with_zookeeper=True
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)
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node2 = cluster.add_instance(
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"node2", main_configs=["configs/background_pool_config.xml"], with_zookeeper=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 wait_part_in_parts(node, table, part_name, retries=40):
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for i in range(retries):
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result = node.query(
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"SELECT name FROM system.parts where name = '{}' and table = '{}'".format(
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part_name, table
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)
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)
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if result:
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return True
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time.sleep(0.5)
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else:
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return False
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def optimize_final_table_until_success(node, table_name, retries=40):
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for i in range(retries):
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try:
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node.query(
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"OPTIMIZE TABLE {} FINAL".format(table_name),
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settings={"optimize_throw_if_noop": "1"},
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)
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return True
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except:
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time.sleep(0.5)
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else:
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return False
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def wait_part_and_get_compression_codec(node, table, part_name, retries=40):
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if wait_part_in_parts(node, table, part_name, retries):
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return node.query(
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"SELECT default_compression_codec FROM system.parts where name = '{}' and table = '{}'".format(
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part_name, table
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)
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).strip()
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return None
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def test_recompression_simple(started_cluster):
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node1.query(
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"CREATE TABLE table_for_recompression (d DateTime, key UInt64, data String) ENGINE MergeTree() ORDER BY tuple() TTL d + INTERVAL 10 SECOND RECOMPRESS CODEC(ZSTD(10)) SETTINGS merge_with_recompression_ttl_timeout = 0"
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)
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node1.query("INSERT INTO table_for_recompression VALUES (now(), 1, '1')")
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assert (
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node1.query(
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"SELECT default_compression_codec FROM system.parts where name = 'all_1_1_0'"
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)
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== "LZ4\n"
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)
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codec = wait_part_and_get_compression_codec(
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node1, "table_for_recompression", "all_1_1_1"
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)
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if not codec:
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assert False, "Part all_1_1_1 doesn't appeared in system.parts"
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assert codec == "ZSTD(10)"
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if wait_part_in_parts(node1, "table_for_recompression", "all_1_1_2", retries=20):
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assert False, "Redundant merge were assigned for part all_1_1_1 -> all_1_1_2"
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optimize_final_table_until_success(node1, "table_for_recompression")
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assert (
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node1.query(
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"SELECT default_compression_codec FROM system.parts where name = 'all_1_1_2'"
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)
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== "ZSTD(10)\n"
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)
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def test_recompression_multiple_ttls(started_cluster):
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node2.query(
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"CREATE TABLE table_for_recompression (d DateTime, key UInt64, data String) ENGINE MergeTree() ORDER BY tuple() \
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TTL d + INTERVAL 5 SECOND RECOMPRESS CODEC(ZSTD(10)), \
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d + INTERVAL 10 SECOND RECOMPRESS CODEC(ZSTD(11)), \
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d + INTERVAL 15 SECOND RECOMPRESS CODEC(ZSTD(12)) SETTINGS merge_with_recompression_ttl_timeout = 0"
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)
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node2.query("INSERT INTO table_for_recompression VALUES (now(), 1, '1')")
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assert (
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node2.query(
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"SELECT default_compression_codec FROM system.parts where name = 'all_1_1_0'"
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)
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== "LZ4\n"
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)
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codec = wait_part_and_get_compression_codec(
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node2, "table_for_recompression", "all_1_1_1"
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)
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if not codec:
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assert False, "Part all_1_1_1 doesn't appeared in system.parts"
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assert codec == "ZSTD(10)"
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codec = wait_part_and_get_compression_codec(
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node2, "table_for_recompression", "all_1_1_2"
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)
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if not codec:
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assert False, "Part all_1_1_2 doesn't appeared in system.parts"
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assert codec == "ZSTD(11)"
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codec = wait_part_and_get_compression_codec(
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node2, "table_for_recompression", "all_1_1_3"
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)
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if not codec:
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assert False, "Part all_1_1_3 doesn't appeared in system.parts"
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assert codec == "ZSTD(12)"
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if wait_part_in_parts(node2, "table_for_recompression", "all_1_1_4", retries=20):
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assert False, "Redundant merge were assigned for part all_1_1_3 -> all_1_1_4"
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optimize_final_table_until_success(node2, "table_for_recompression")
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assert (
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node2.query(
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"SELECT default_compression_codec FROM system.parts where name = 'all_1_1_4'"
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)
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== "ZSTD(12)\n"
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)
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assert (
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node2.query(
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"SELECT recompression_ttl_info.expression FROM system.parts where name = 'all_1_1_4'"
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)
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== "['plus(d, toIntervalSecond(10))','plus(d, toIntervalSecond(15))','plus(d, toIntervalSecond(5))']\n"
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)
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def test_recompression_replicated(started_cluster):
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for i, node in enumerate([node1, node2]):
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node.query(
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"CREATE TABLE recompression_replicated (d DateTime, key UInt64, data String) \
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ENGINE ReplicatedMergeTree('/test/rr', '{}') ORDER BY tuple() \
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TTL d + INTERVAL 10 SECOND RECOMPRESS CODEC(ZSTD(13)) SETTINGS merge_with_recompression_ttl_timeout = 0".format(
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i + 1
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)
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)
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node1.query("INSERT INTO recompression_replicated VALUES (now(), 1, '1')")
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node2.query("SYSTEM SYNC REPLICA recompression_replicated", timeout=5)
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assert (
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node1.query(
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"SELECT default_compression_codec FROM system.parts where name = 'all_0_0_0' and table = 'recompression_replicated'"
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)
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== "LZ4\n"
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)
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assert (
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node2.query(
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"SELECT default_compression_codec FROM system.parts where name = 'all_0_0_0' and table = 'recompression_replicated'"
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)
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== "LZ4\n"
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)
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codec1 = wait_part_and_get_compression_codec(
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node1, "recompression_replicated", "all_0_0_1"
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)
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if not codec1:
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assert False, "Part all_0_0_1 doesn't appeared in system.parts on node1"
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codec2 = wait_part_and_get_compression_codec(
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node2, "recompression_replicated", "all_0_0_1"
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)
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if not codec2:
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assert False, "Part all_0_0_1 doesn't appeared in system.parts on node2"
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assert codec1 == "ZSTD(13)"
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assert codec2 == "ZSTD(13)"
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