mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-29 11:02:08 +00:00
283 lines
9.2 KiB
Python
283 lines
9.2 KiB
Python
import pytest
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from helpers.cluster import ClickHouseCluster
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from helpers.client import QueryRuntimeException
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cluster = ClickHouseCluster(__file__)
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node1 = cluster.add_instance("node1", with_zookeeper=True)
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node2 = cluster.add_instance("node2", with_zookeeper=True)
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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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finally:
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cluster.shutdown()
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def corrupt_data_part_on_disk(node, table, part_name):
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part_path = node.query(
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"SELECT path FROM system.parts WHERE table = '{}' and name = '{}'".format(
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table, part_name
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)
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).strip()
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node.exec_in_container(
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[
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"bash",
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"-c",
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"cd {p} && ls *.bin | head -n 1 | xargs -I{{}} sh -c 'echo \"1\" >> $1' -- {{}}".format(
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p=part_path
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),
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],
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privileged=True,
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)
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def remove_checksums_on_disk(node, table, part_name):
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part_path = node.query(
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"SELECT path FROM system.parts WHERE table = '{}' and name = '{}'".format(
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table, part_name
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)
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).strip()
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node.exec_in_container(
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["bash", "-c", "rm -r {p}/checksums.txt".format(p=part_path)], privileged=True
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)
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def remove_part_from_disk(node, table, part_name):
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part_path = node.query(
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"SELECT path FROM system.parts WHERE table = '{}' and name = '{}'".format(
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table, part_name
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)
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).strip()
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if not part_path:
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raise Exception("Part " + part_name + "doesn't exist")
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node.exec_in_container(
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["bash", "-c", "rm -r {p}/*".format(p=part_path)], privileged=True
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)
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def test_check_normal_table_corruption(started_cluster):
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node1.query("DROP TABLE IF EXISTS non_replicated_mt")
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node1.query(
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"""
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CREATE TABLE non_replicated_mt(date Date, id UInt32, value Int32)
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ENGINE = MergeTree() PARTITION BY toYYYYMM(date) ORDER BY id
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SETTINGS min_bytes_for_wide_part=0;
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"""
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)
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node1.query(
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"INSERT INTO non_replicated_mt VALUES (toDate('2019-02-01'), 1, 10), (toDate('2019-02-01'), 2, 12)"
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)
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assert (
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node1.query(
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"CHECK TABLE non_replicated_mt PARTITION 201902",
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settings={"check_query_single_value_result": 0, "max_threads": 1},
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)
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== "201902_1_1_0\t1\t\n"
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)
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remove_checksums_on_disk(node1, "non_replicated_mt", "201902_1_1_0")
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assert (
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node1.query(
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"CHECK TABLE non_replicated_mt",
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settings={"check_query_single_value_result": 0, "max_threads": 1},
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).strip()
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== "201902_1_1_0\t1\tChecksums recounted and written to disk."
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)
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assert node1.query("SELECT COUNT() FROM non_replicated_mt") == "2\n"
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remove_checksums_on_disk(node1, "non_replicated_mt", "201902_1_1_0")
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assert (
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node1.query(
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"CHECK TABLE non_replicated_mt PARTITION 201902",
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settings={"check_query_single_value_result": 0, "max_threads": 1},
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).strip()
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== "201902_1_1_0\t1\tChecksums recounted and written to disk."
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)
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assert node1.query("SELECT COUNT() FROM non_replicated_mt") == "2\n"
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corrupt_data_part_on_disk(node1, "non_replicated_mt", "201902_1_1_0")
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assert node1.query(
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"CHECK TABLE non_replicated_mt",
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settings={"check_query_single_value_result": 0, "max_threads": 1},
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).strip().split("\t")[0:2] == ["201902_1_1_0", "0"]
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assert node1.query(
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"CHECK TABLE non_replicated_mt",
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settings={"check_query_single_value_result": 0, "max_threads": 1},
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).strip().split("\t")[0:2] == ["201902_1_1_0", "0"]
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node1.query(
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"INSERT INTO non_replicated_mt VALUES (toDate('2019-01-01'), 1, 10), (toDate('2019-01-01'), 2, 12)"
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)
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assert (
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node1.query(
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"CHECK TABLE non_replicated_mt PARTITION 201901",
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settings={"check_query_single_value_result": 0, "max_threads": 1},
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)
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== "201901_2_2_0\t1\t\n"
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)
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corrupt_data_part_on_disk(node1, "non_replicated_mt", "201901_2_2_0")
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remove_checksums_on_disk(node1, "non_replicated_mt", "201901_2_2_0")
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assert node1.query(
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"CHECK TABLE non_replicated_mt PARTITION 201901",
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settings={"check_query_single_value_result": 0, "max_threads": 1},
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).strip().split("\t")[0:2] == ["201901_2_2_0", "0"]
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def test_check_replicated_table_simple(started_cluster):
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for node in [node1, node2]:
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node.query("DROP TABLE IF EXISTS replicated_mt")
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node.query(
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"""
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CREATE TABLE replicated_mt(date Date, id UInt32, value Int32)
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ENGINE = ReplicatedMergeTree('/clickhouse/tables/replicated_mt', '{replica}') PARTITION BY toYYYYMM(date) ORDER BY id;
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""".format(
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replica=node.name
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)
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)
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node1.query(
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"INSERT INTO replicated_mt VALUES (toDate('2019-02-01'), 1, 10), (toDate('2019-02-01'), 2, 12)"
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)
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node2.query("SYSTEM SYNC REPLICA replicated_mt")
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assert node1.query("SELECT count() from replicated_mt") == "2\n"
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assert node2.query("SELECT count() from replicated_mt") == "2\n"
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assert (
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node1.query(
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"CHECK TABLE replicated_mt",
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settings={"check_query_single_value_result": 0, "max_threads": 1},
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)
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== "201902_0_0_0\t1\t\n"
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)
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assert (
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node2.query(
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"CHECK TABLE replicated_mt",
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settings={"check_query_single_value_result": 0, "max_threads": 1},
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)
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== "201902_0_0_0\t1\t\n"
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)
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node2.query(
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"INSERT INTO replicated_mt VALUES (toDate('2019-01-02'), 3, 10), (toDate('2019-01-02'), 4, 12)"
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)
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node1.query("SYSTEM SYNC REPLICA replicated_mt")
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assert node1.query("SELECT count() from replicated_mt") == "4\n"
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assert node2.query("SELECT count() from replicated_mt") == "4\n"
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assert (
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node1.query(
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"CHECK TABLE replicated_mt PARTITION 201901",
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settings={"check_query_single_value_result": 0, "max_threads": 1},
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)
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== "201901_0_0_0\t1\t\n"
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)
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assert (
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node2.query(
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"CHECK TABLE replicated_mt PARTITION 201901",
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settings={"check_query_single_value_result": 0, "max_threads": 1},
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)
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== "201901_0_0_0\t1\t\n"
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)
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assert sorted(
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node2.query(
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"CHECK TABLE replicated_mt",
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settings={"check_query_single_value_result": 0},
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).split("\n")
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) == ["", "201901_0_0_0\t1\t", "201902_0_0_0\t1\t"]
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with pytest.raises(QueryRuntimeException) as exc:
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node2.query(
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"CHECK TABLE replicated_mt PART '201801_0_0_0'",
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settings={"check_query_single_value_result": 0},
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)
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assert "NO_SUCH_DATA_PART" in str(exc.value)
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assert (
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node2.query(
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"CHECK TABLE replicated_mt PART '201902_0_0_0'",
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settings={"check_query_single_value_result": 0},
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)
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== "201902_0_0_0\t1\t\n"
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)
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def test_check_replicated_table_corruption(started_cluster):
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for node in [node1, node2]:
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node.query_with_retry("DROP TABLE IF EXISTS replicated_mt_1")
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node.query_with_retry(
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"""
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CREATE TABLE replicated_mt_1(date Date, id UInt32, value Int32)
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ENGINE = ReplicatedMergeTree('/clickhouse/tables/replicated_mt_1', '{replica}') PARTITION BY toYYYYMM(date) ORDER BY id;
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""".format(
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replica=node.name
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)
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)
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node1.query(
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"INSERT INTO replicated_mt_1 VALUES (toDate('2019-02-01'), 1, 10), (toDate('2019-02-01'), 2, 12)"
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)
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node1.query(
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"INSERT INTO replicated_mt_1 VALUES (toDate('2019-01-02'), 3, 10), (toDate('2019-01-02'), 4, 12)"
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)
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node2.query("SYSTEM SYNC REPLICA replicated_mt_1")
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assert node1.query("SELECT count() from replicated_mt_1") == "4\n"
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assert node2.query("SELECT count() from replicated_mt_1") == "4\n"
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part_name = node1.query_with_retry(
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"SELECT name from system.parts where table = 'replicated_mt_1' and partition_id = '201901' and active = 1"
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).strip()
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corrupt_data_part_on_disk(node1, "replicated_mt_1", part_name)
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assert node1.query(
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"CHECK TABLE replicated_mt_1 PARTITION 201901",
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settings={"check_query_single_value_result": 0, "max_threads": 1},
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) == "{p}\t0\tPart {p} looks broken. Removing it and will try to fetch.\n".format(
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p=part_name
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)
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node1.query_with_retry("SYSTEM SYNC REPLICA replicated_mt_1")
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assert node1.query(
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"CHECK TABLE replicated_mt_1 PARTITION 201901",
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settings={"check_query_single_value_result": 0, "max_threads": 1},
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) == "{}\t1\t\n".format(part_name)
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assert node1.query("SELECT count() from replicated_mt_1") == "4\n"
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remove_part_from_disk(node2, "replicated_mt_1", part_name)
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assert node2.query(
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"CHECK TABLE replicated_mt_1 PARTITION 201901",
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settings={"check_query_single_value_result": 0, "max_threads": 1},
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) == "{p}\t0\tPart {p} looks broken. Removing it and will try to fetch.\n".format(
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p=part_name
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)
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node1.query("SYSTEM SYNC REPLICA replicated_mt_1")
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assert node1.query(
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"CHECK TABLE replicated_mt_1 PARTITION 201901",
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settings={"check_query_single_value_result": 0, "max_threads": 1},
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) == "{}\t1\t\n".format(part_name)
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assert node1.query("SELECT count() from replicated_mt_1") == "4\n"
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