ClickHouse/tests/integration/test_zero_copy_fetch/test.py
Alexey Milovidov ae8f511ac5 Fix a test
2023-07-22 02:27:07 +02:00

237 lines
7.5 KiB
Python

#!/usr/bin/env python3
import logging
import random
import string
import time
from multiprocessing.dummy import Pool
import pytest
from helpers.cluster import ClickHouseCluster
cluster = ClickHouseCluster(__file__)
@pytest.fixture(scope="module")
def started_cluster():
try:
cluster.add_instance(
"node1",
main_configs=["configs/storage_conf.xml"],
user_configs=["configs/users.xml"],
with_minio=True,
with_zookeeper=True,
)
cluster.add_instance(
"node2",
main_configs=["configs/storage_conf.xml"],
user_configs=["configs/users.xml"],
with_minio=True,
with_zookeeper=True,
)
cluster.start()
yield cluster
finally:
cluster.shutdown()
def test_fetch_correct_volume(started_cluster):
node1 = cluster.instances["node1"]
node2 = cluster.instances["node2"]
node1.query(
"""
CREATE TABLE test1 (EventDate Date, CounterID UInt32)
ENGINE = ReplicatedMergeTree('/clickhouse-tables/test1', 'r1')
PARTITION BY toMonday(EventDate)
ORDER BY (CounterID, EventDate)
SETTINGS index_granularity = 8192, storage_policy = 's3', temporary_directories_lifetime=1"""
)
node1.query(
"INSERT INTO test1 SELECT toDate('2023-01-01') + toIntervalDay(number), number + 1000 from system.numbers limit 20"
)
def get_part_to_disk(query_result):
part_to_disk = {}
for row in query_result.strip().split("\n"):
print(row)
disk, part = row.split("\t")
part_to_disk[part] = disk
return part_to_disk
part_to_disk = get_part_to_disk(
node1.query(
"SELECT disk_name, name FROM system.parts where table = 'test1' and active"
)
)
for disk in part_to_disk.values():
assert disk == "default"
node1.query("ALTER TABLE test1 MOVE PARTITION '2022-12-26' TO DISK 's3'")
node1.query("ALTER TABLE test1 MOVE PARTITION '2023-01-02' TO DISK 's3'")
node1.query("ALTER TABLE test1 MOVE PARTITION '2023-01-09' TO DISK 's3'")
part_to_disk = get_part_to_disk(
node1.query(
"SELECT disk_name, name FROM system.parts where table = 'test1' and active"
)
)
assert part_to_disk["20221226_0_0_0"] == "s3"
assert part_to_disk["20230102_0_0_0"] == "s3"
assert part_to_disk["20230109_0_0_0"] == "s3"
assert part_to_disk["20230116_0_0_0"] == "default"
node2.query(
"""
CREATE TABLE test1 (EventDate Date, CounterID UInt32)
ENGINE = ReplicatedMergeTree('/clickhouse-tables/test1', 'r2')
PARTITION BY toMonday(EventDate)
ORDER BY (CounterID, EventDate)
SETTINGS index_granularity = 8192, storage_policy = 's3'"""
)
node2.query("SYSTEM SYNC REPLICA test1")
part_to_disk = get_part_to_disk(
node2.query(
"SELECT disk_name, name FROM system.parts where table = 'test1' and active"
)
)
assert part_to_disk["20221226_0_0_0"] == "s3"
assert part_to_disk["20230102_0_0_0"] == "s3"
assert part_to_disk["20230109_0_0_0"] == "s3"
assert part_to_disk["20230116_0_0_0"] == "default"
def test_concurrent_move_to_s3(started_cluster):
node1 = cluster.instances["node1"]
node2 = cluster.instances["node2"]
node1.query(
"""
CREATE TABLE test_concurrent_move (EventDate Date, CounterID UInt32)
ENGINE = ReplicatedMergeTree('/clickhouse-tables/test_concurrent_move', 'r1')
PARTITION BY CounterID
ORDER BY (CounterID, EventDate)
SETTINGS index_granularity = 8192, storage_policy = 's3'"""
)
node2.query(
"""
CREATE TABLE test_concurrent_move (EventDate Date, CounterID UInt32)
ENGINE = ReplicatedMergeTree('/clickhouse-tables/test_concurrent_move', 'r2')
PARTITION BY CounterID
ORDER BY (CounterID, EventDate)
SETTINGS index_granularity = 8192, storage_policy = 's3'"""
)
partitions = range(10)
for i in partitions:
node1.query(
f"INSERT INTO test_concurrent_move SELECT toDate('2023-01-01') + toIntervalDay(number), {i} from system.numbers limit 20"
)
node1.query(
f"INSERT INTO test_concurrent_move SELECT toDate('2023-01-01') + toIntervalDay(number) + rand(), {i} from system.numbers limit 20"
)
node1.query(
f"INSERT INTO test_concurrent_move SELECT toDate('2023-01-01') + toIntervalDay(number) + rand(), {i} from system.numbers limit 20"
)
node1.query(
f"INSERT INTO test_concurrent_move SELECT toDate('2023-01-01') + toIntervalDay(number) + rand(), {i} from system.numbers limit 20"
)
node2.query("SYSTEM SYNC REPLICA test_concurrent_move")
# check that we can move parts concurrently without exceptions
p = Pool(3)
for i in partitions:
def move_partition_to_s3(node):
node.query(
f"ALTER TABLE test_concurrent_move MOVE PARTITION '{i}' TO DISK 's3'"
)
j1 = p.apply_async(move_partition_to_s3, (node1,))
j2 = p.apply_async(move_partition_to_s3, (node2,))
j1.get()
j2.get()
def get_part_to_disk(query_result):
part_to_disk = {}
for row in query_result.strip().split("\n"):
disk, part = row.split("\t")
part_to_disk[part] = disk
return part_to_disk
part_to_disk = get_part_to_disk(
node1.query(
"SELECT disk_name, name FROM system.parts where table = 'test_concurrent_move' and active"
)
)
assert all([value == "s3" for value in part_to_disk.values()])
part_to_disk = get_part_to_disk(
node2.query(
"SELECT disk_name, name FROM system.parts where table = 'test_concurrent_move' and active"
)
)
assert all([value == "s3" for value in part_to_disk.values()])
def test_zero_copy_mutation(started_cluster):
node1 = cluster.instances["node1"]
node2 = cluster.instances["node2"]
node1.query(
"""
CREATE TABLE test_zero_copy_mutation (EventDate Date, CounterID UInt32)
ENGINE = ReplicatedMergeTree('/clickhouse-tables/test_zero_copy_mutation', 'r1')
ORDER BY (CounterID, EventDate)
SETTINGS index_granularity = 8192, storage_policy = 's3_only'"""
)
node2.query(
"""
CREATE TABLE test_zero_copy_mutation (EventDate Date, CounterID UInt32)
ENGINE = ReplicatedMergeTree('/clickhouse-tables/test_zero_copy_mutation', 'r2')
ORDER BY (CounterID, EventDate)
SETTINGS index_granularity = 8192, storage_policy = 's3_only'"""
)
node1.query(
"INSERT INTO test_zero_copy_mutation SELECT toDate('2023-01-01') + toIntervalDay(number) + rand(), number * number from system.numbers limit 10"
)
node2.query("SYSTEM STOP REPLICATION QUEUES test_zero_copy_mutation")
p = Pool(3)
def run_long_mutation(node):
node1.query(
"ALTER TABLE test_zero_copy_mutation DELETE WHERE sleepEachRow(1) == 1"
)
job = p.apply_async(run_long_mutation, (node1,))
for i in range(30):
count = node1.query(
"SELECT count() FROM system.replication_queue WHERE type = 'MUTATE_PART'"
).strip()
if int(count) > 0:
break
else:
time.sleep(0.1)
node2.query("SYSTEM START REPLICATION QUEUES test_zero_copy_mutation")
node2.query("SYSTEM SYNC REPLICA test_zero_copy_mutation")
job.get()
assert node2.contains_in_log("all_0_0_0_1/part_exclusive_lock exists")
assert node2.contains_in_log("Removing zero-copy lock on")
assert node2.contains_in_log("all_0_0_0_1/part_exclusive_lock doesn't exist")