mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-10 09:32:06 +00:00
669 lines
23 KiB
Python
669 lines
23 KiB
Python
import logging
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import time
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import os
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import pytest
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from helpers.cluster import ClickHouseCluster, get_instances_dir
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from helpers.utility import generate_values, replace_config, SafeThread
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SCRIPT_DIR = os.path.dirname(os.path.realpath(__file__))
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CONFIG_PATH = os.path.join(
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SCRIPT_DIR,
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"./{}/node/configs/config.d/storage_conf.xml".format(get_instances_dir()),
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)
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@pytest.fixture(scope="module")
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def cluster():
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try:
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cluster = ClickHouseCluster(__file__)
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cluster.add_instance(
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"node",
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main_configs=[
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"configs/config.d/storage_conf.xml",
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"configs/config.d/bg_processing_pool_conf.xml",
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],
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with_minio=True,
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)
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logging.info("Starting cluster...")
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cluster.start()
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logging.info("Cluster started")
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run_s3_mocks(cluster)
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yield cluster
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finally:
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cluster.shutdown()
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FILES_OVERHEAD = 1
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FILES_OVERHEAD_PER_COLUMN = 2 # Data and mark files
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FILES_OVERHEAD_PER_PART_WIDE = FILES_OVERHEAD_PER_COLUMN * 3 + 2 + 6 + 1
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FILES_OVERHEAD_PER_PART_COMPACT = 10 + 1
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def create_table(node, table_name, **additional_settings):
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settings = {
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"storage_policy": "s3",
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"old_parts_lifetime": 0,
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"index_granularity": 512,
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}
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settings.update(additional_settings)
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create_table_statement = f"""
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CREATE TABLE {table_name} (
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dt Date,
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id Int64,
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data String,
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INDEX min_max (id) TYPE minmax GRANULARITY 3
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) ENGINE=MergeTree()
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PARTITION BY dt
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ORDER BY (dt, id)
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SETTINGS {",".join((k+"="+repr(v) for k, v in settings.items()))}"""
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node.query(f"DROP TABLE IF EXISTS {table_name}")
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node.query(create_table_statement)
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def run_s3_mocks(cluster):
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logging.info("Starting s3 mocks")
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mocks = (("unstable_proxy.py", "resolver", "8081"),)
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for mock_filename, container, port in mocks:
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container_id = cluster.get_container_id(container)
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current_dir = os.path.dirname(__file__)
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cluster.copy_file_to_container(
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container_id,
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os.path.join(current_dir, "s3_mocks", mock_filename),
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mock_filename,
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)
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cluster.exec_in_container(
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container_id, ["python", mock_filename, port], detach=True
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)
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# Wait for S3 mocks to start
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for mock_filename, container, port in mocks:
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num_attempts = 100
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for attempt in range(num_attempts):
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ping_response = cluster.exec_in_container(
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cluster.get_container_id(container),
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["curl", "-s", f"http://localhost:{port}/"],
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nothrow=True,
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)
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if ping_response != "OK":
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if attempt == num_attempts - 1:
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assert (
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ping_response == "OK"
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), f'Expected "OK", but got "{ping_response}"'
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else:
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time.sleep(1)
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else:
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logging.debug(
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f"mock {mock_filename} ({port}) answered {ping_response} on attempt {attempt}"
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)
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break
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logging.info("S3 mocks started")
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def wait_for_delete_s3_objects(cluster, expected, timeout=30):
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minio = cluster.minio_client
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while timeout > 0:
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if len(list(minio.list_objects(cluster.minio_bucket, "data/"))) == expected:
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return
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timeout -= 1
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time.sleep(1)
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assert len(list(minio.list_objects(cluster.minio_bucket, "data/"))) == expected
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@pytest.fixture(autouse=True)
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@pytest.mark.parametrize("node_name", ["node"])
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def drop_table(cluster, node_name):
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yield
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node = cluster.instances[node_name]
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minio = cluster.minio_client
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node.query("DROP TABLE IF EXISTS s3_test NO DELAY")
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try:
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wait_for_delete_s3_objects(cluster, 0)
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finally:
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# Remove extra objects to prevent tests cascade failing
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for obj in list(minio.list_objects(cluster.minio_bucket, "data/")):
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minio.remove_object(cluster.minio_bucket, obj.object_name)
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@pytest.mark.parametrize(
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"min_rows_for_wide_part,files_per_part,node_name",
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[
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(0, FILES_OVERHEAD_PER_PART_WIDE, "node"),
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(8192, FILES_OVERHEAD_PER_PART_COMPACT, "node"),
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],
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)
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def test_simple_insert_select(
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cluster, min_rows_for_wide_part, files_per_part, node_name
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):
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node = cluster.instances[node_name]
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create_table(node, "s3_test", min_rows_for_wide_part=min_rows_for_wide_part)
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minio = cluster.minio_client
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values1 = generate_values("2020-01-03", 4096)
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node.query("INSERT INTO s3_test VALUES {}".format(values1))
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assert node.query("SELECT * FROM s3_test order by dt, id FORMAT Values") == values1
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assert (
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len(list(minio.list_objects(cluster.minio_bucket, "data/")))
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== FILES_OVERHEAD + files_per_part
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)
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values2 = generate_values("2020-01-04", 4096)
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node.query("INSERT INTO s3_test VALUES {}".format(values2))
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assert (
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node.query("SELECT * FROM s3_test ORDER BY dt, id FORMAT Values")
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== values1 + "," + values2
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)
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assert (
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len(list(minio.list_objects(cluster.minio_bucket, "data/")))
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== FILES_OVERHEAD + files_per_part * 2
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)
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assert (
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node.query("SELECT count(*) FROM s3_test where id = 1 FORMAT Values") == "(2)"
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)
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@pytest.mark.parametrize("merge_vertical,node_name", [(True, "node"), (False, "node")])
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def test_insert_same_partition_and_merge(cluster, merge_vertical, node_name):
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settings = {}
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if merge_vertical:
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settings["vertical_merge_algorithm_min_rows_to_activate"] = 0
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settings["vertical_merge_algorithm_min_columns_to_activate"] = 0
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node = cluster.instances[node_name]
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create_table(node, "s3_test", **settings)
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minio = cluster.minio_client
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node.query("SYSTEM STOP MERGES s3_test")
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node.query(
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"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-03", 1024))
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)
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node.query(
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"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-03", 2048))
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)
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node.query(
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"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-03", 4096))
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)
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node.query(
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"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-03", 1024, -1))
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)
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node.query(
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"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-03", 2048, -1))
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)
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node.query(
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"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-03", 4096, -1))
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)
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assert node.query("SELECT sum(id) FROM s3_test FORMAT Values") == "(0)"
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assert (
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node.query("SELECT count(distinct(id)) FROM s3_test FORMAT Values") == "(8192)"
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)
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assert (
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len(list(minio.list_objects(cluster.minio_bucket, "data/")))
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== FILES_OVERHEAD_PER_PART_WIDE * 6 + FILES_OVERHEAD
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)
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node.query("SYSTEM START MERGES s3_test")
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# Wait for merges and old parts deletion
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for attempt in range(0, 10):
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parts_count = node.query(
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"SELECT COUNT(*) FROM system.parts WHERE table = 's3_test' and active = 1 FORMAT Values"
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)
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if parts_count == "(1)":
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break
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if attempt == 9:
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assert parts_count == "(1)"
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time.sleep(1)
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assert node.query("SELECT sum(id) FROM s3_test FORMAT Values") == "(0)"
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assert (
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node.query("SELECT count(distinct(id)) FROM s3_test FORMAT Values") == "(8192)"
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)
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wait_for_delete_s3_objects(
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cluster, FILES_OVERHEAD_PER_PART_WIDE + FILES_OVERHEAD, timeout=45
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)
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@pytest.mark.parametrize("node_name", ["node"])
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def test_alter_table_columns(cluster, node_name):
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node = cluster.instances[node_name]
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create_table(node, "s3_test")
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minio = cluster.minio_client
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node.query(
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"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-03", 4096))
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)
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node.query(
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"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-03", 4096, -1))
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)
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node.query("ALTER TABLE s3_test ADD COLUMN col1 UInt64 DEFAULT 1")
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# To ensure parts have merged
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node.query("OPTIMIZE TABLE s3_test")
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assert node.query("SELECT sum(col1) FROM s3_test FORMAT Values") == "(8192)"
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assert (
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node.query("SELECT sum(col1) FROM s3_test WHERE id > 0 FORMAT Values")
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== "(4096)"
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)
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wait_for_delete_s3_objects(
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cluster,
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FILES_OVERHEAD + FILES_OVERHEAD_PER_PART_WIDE + FILES_OVERHEAD_PER_COLUMN,
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)
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node.query(
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"ALTER TABLE s3_test MODIFY COLUMN col1 String", settings={"mutations_sync": 2}
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)
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assert node.query("SELECT distinct(col1) FROM s3_test FORMAT Values") == "('1')"
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# and file with mutation
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wait_for_delete_s3_objects(
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cluster,
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FILES_OVERHEAD + FILES_OVERHEAD_PER_PART_WIDE + FILES_OVERHEAD_PER_COLUMN + 1,
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)
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node.query("ALTER TABLE s3_test DROP COLUMN col1", settings={"mutations_sync": 2})
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# and 2 files with mutations
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wait_for_delete_s3_objects(
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cluster, FILES_OVERHEAD + FILES_OVERHEAD_PER_PART_WIDE + 2
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)
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@pytest.mark.parametrize("node_name", ["node"])
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def test_attach_detach_partition(cluster, node_name):
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node = cluster.instances[node_name]
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create_table(node, "s3_test")
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minio = cluster.minio_client
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node.query(
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"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-03", 4096))
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)
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node.query(
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"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-04", 4096))
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)
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assert node.query("SELECT count(*) FROM s3_test FORMAT Values") == "(8192)"
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assert (
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len(list(minio.list_objects(cluster.minio_bucket, "data/")))
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== FILES_OVERHEAD + FILES_OVERHEAD_PER_PART_WIDE * 2
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)
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node.query("ALTER TABLE s3_test DETACH PARTITION '2020-01-03'")
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assert node.query("SELECT count(*) FROM s3_test FORMAT Values") == "(4096)"
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assert (
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len(list(minio.list_objects(cluster.minio_bucket, "data/")))
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== FILES_OVERHEAD + FILES_OVERHEAD_PER_PART_WIDE * 2
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)
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node.query("ALTER TABLE s3_test ATTACH PARTITION '2020-01-03'")
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assert node.query("SELECT count(*) FROM s3_test FORMAT Values") == "(8192)"
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assert (
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len(list(minio.list_objects(cluster.minio_bucket, "data/")))
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== FILES_OVERHEAD + FILES_OVERHEAD_PER_PART_WIDE * 2
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)
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node.query("ALTER TABLE s3_test DROP PARTITION '2020-01-03'")
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assert node.query("SELECT count(*) FROM s3_test FORMAT Values") == "(4096)"
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assert (
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len(list(minio.list_objects(cluster.minio_bucket, "data/")))
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== FILES_OVERHEAD + FILES_OVERHEAD_PER_PART_WIDE
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)
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node.query("ALTER TABLE s3_test DETACH PARTITION '2020-01-04'")
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node.query(
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"ALTER TABLE s3_test DROP DETACHED PARTITION '2020-01-04'",
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settings={"allow_drop_detached": 1},
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)
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assert node.query("SELECT count(*) FROM s3_test FORMAT Values") == "(0)"
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assert (
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len(list(minio.list_objects(cluster.minio_bucket, "data/"))) == FILES_OVERHEAD
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)
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@pytest.mark.parametrize("node_name", ["node"])
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def test_move_partition_to_another_disk(cluster, node_name):
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node = cluster.instances[node_name]
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create_table(node, "s3_test")
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minio = cluster.minio_client
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node.query(
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"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-03", 4096))
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)
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node.query(
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"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-04", 4096))
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)
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assert node.query("SELECT count(*) FROM s3_test FORMAT Values") == "(8192)"
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assert (
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len(list(minio.list_objects(cluster.minio_bucket, "data/")))
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== FILES_OVERHEAD + FILES_OVERHEAD_PER_PART_WIDE * 2
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)
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node.query("ALTER TABLE s3_test MOVE PARTITION '2020-01-04' TO DISK 'hdd'")
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assert node.query("SELECT count(*) FROM s3_test FORMAT Values") == "(8192)"
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assert (
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len(list(minio.list_objects(cluster.minio_bucket, "data/")))
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== FILES_OVERHEAD + FILES_OVERHEAD_PER_PART_WIDE
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)
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node.query("ALTER TABLE s3_test MOVE PARTITION '2020-01-04' TO DISK 's3'")
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assert node.query("SELECT count(*) FROM s3_test FORMAT Values") == "(8192)"
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assert (
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len(list(minio.list_objects(cluster.minio_bucket, "data/")))
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== FILES_OVERHEAD + FILES_OVERHEAD_PER_PART_WIDE * 2
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)
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@pytest.mark.parametrize("node_name", ["node"])
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def test_table_manipulations(cluster, node_name):
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node = cluster.instances[node_name]
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create_table(node, "s3_test")
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minio = cluster.minio_client
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node.query(
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"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-03", 4096))
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)
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node.query(
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"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-04", 4096))
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)
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node.query("RENAME TABLE s3_test TO s3_renamed")
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assert node.query("SELECT count(*) FROM s3_renamed FORMAT Values") == "(8192)"
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assert (
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len(list(minio.list_objects(cluster.minio_bucket, "data/")))
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== FILES_OVERHEAD + FILES_OVERHEAD_PER_PART_WIDE * 2
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)
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node.query("RENAME TABLE s3_renamed TO s3_test")
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assert node.query("CHECK TABLE s3_test FORMAT Values") == "(1)"
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node.query("DETACH TABLE s3_test")
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node.query("ATTACH TABLE s3_test")
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assert node.query("SELECT count(*) FROM s3_test FORMAT Values") == "(8192)"
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assert (
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len(list(minio.list_objects(cluster.minio_bucket, "data/")))
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== FILES_OVERHEAD + FILES_OVERHEAD_PER_PART_WIDE * 2
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)
|
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node.query("TRUNCATE TABLE s3_test")
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assert node.query("SELECT count(*) FROM s3_test FORMAT Values") == "(0)"
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assert (
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len(list(minio.list_objects(cluster.minio_bucket, "data/"))) == FILES_OVERHEAD
|
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)
|
|
|
|
|
|
@pytest.mark.parametrize("node_name", ["node"])
|
|
def test_move_replace_partition_to_another_table(cluster, node_name):
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node = cluster.instances[node_name]
|
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create_table(node, "s3_test")
|
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minio = cluster.minio_client
|
|
|
|
node.query(
|
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"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-03", 4096))
|
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)
|
|
node.query(
|
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"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-04", 4096))
|
|
)
|
|
node.query(
|
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"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-05", 4096, -1))
|
|
)
|
|
node.query(
|
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"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-06", 4096, -1))
|
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)
|
|
assert node.query("SELECT sum(id) FROM s3_test FORMAT Values") == "(0)"
|
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assert node.query("SELECT count(*) FROM s3_test FORMAT Values") == "(16384)"
|
|
assert (
|
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len(list(minio.list_objects(cluster.minio_bucket, "data/")))
|
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== FILES_OVERHEAD + FILES_OVERHEAD_PER_PART_WIDE * 4
|
|
)
|
|
|
|
create_table(node, "s3_clone")
|
|
|
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node.query("ALTER TABLE s3_test MOVE PARTITION '2020-01-03' TO TABLE s3_clone")
|
|
node.query("ALTER TABLE s3_test MOVE PARTITION '2020-01-05' TO TABLE s3_clone")
|
|
assert node.query("SELECT sum(id) FROM s3_test FORMAT Values") == "(0)"
|
|
assert node.query("SELECT count(*) FROM s3_test FORMAT Values") == "(8192)"
|
|
assert node.query("SELECT sum(id) FROM s3_clone FORMAT Values") == "(0)"
|
|
assert node.query("SELECT count(*) FROM s3_clone FORMAT Values") == "(8192)"
|
|
# Number of objects in S3 should be unchanged.
|
|
assert (
|
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len(list(minio.list_objects(cluster.minio_bucket, "data/")))
|
|
== FILES_OVERHEAD * 2 + FILES_OVERHEAD_PER_PART_WIDE * 4
|
|
)
|
|
|
|
# Add new partitions to source table, but with different values and replace them from copied table.
|
|
node.query(
|
|
"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-03", 4096, -1))
|
|
)
|
|
node.query(
|
|
"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-05", 4096))
|
|
)
|
|
assert node.query("SELECT sum(id) FROM s3_test FORMAT Values") == "(0)"
|
|
assert node.query("SELECT count(*) FROM s3_test FORMAT Values") == "(16384)"
|
|
assert (
|
|
len(list(minio.list_objects(cluster.minio_bucket, "data/")))
|
|
== FILES_OVERHEAD * 2 + FILES_OVERHEAD_PER_PART_WIDE * 6
|
|
)
|
|
|
|
node.query("ALTER TABLE s3_test REPLACE PARTITION '2020-01-03' FROM s3_clone")
|
|
node.query("ALTER TABLE s3_test REPLACE PARTITION '2020-01-05' FROM s3_clone")
|
|
assert node.query("SELECT sum(id) FROM s3_test FORMAT Values") == "(0)"
|
|
assert node.query("SELECT count(*) FROM s3_test FORMAT Values") == "(16384)"
|
|
assert node.query("SELECT sum(id) FROM s3_clone FORMAT Values") == "(0)"
|
|
assert node.query("SELECT count(*) FROM s3_clone FORMAT Values") == "(8192)"
|
|
|
|
# Wait for outdated partitions deletion.
|
|
wait_for_delete_s3_objects(
|
|
cluster, FILES_OVERHEAD * 2 + FILES_OVERHEAD_PER_PART_WIDE * 4
|
|
)
|
|
|
|
node.query("DROP TABLE s3_clone NO DELAY")
|
|
assert node.query("SELECT sum(id) FROM s3_test FORMAT Values") == "(0)"
|
|
assert node.query("SELECT count(*) FROM s3_test FORMAT Values") == "(16384)"
|
|
# Data should remain in S3
|
|
assert (
|
|
len(list(minio.list_objects(cluster.minio_bucket, "data/")))
|
|
== FILES_OVERHEAD + FILES_OVERHEAD_PER_PART_WIDE * 4
|
|
)
|
|
|
|
node.query("ALTER TABLE s3_test FREEZE")
|
|
# Number S3 objects should be unchanged.
|
|
assert (
|
|
len(list(minio.list_objects(cluster.minio_bucket, "data/")))
|
|
== FILES_OVERHEAD + FILES_OVERHEAD_PER_PART_WIDE * 4
|
|
)
|
|
|
|
node.query("DROP TABLE s3_test NO DELAY")
|
|
# Backup data should remain in S3.
|
|
|
|
wait_for_delete_s3_objects(cluster, FILES_OVERHEAD_PER_PART_WIDE * 4)
|
|
|
|
for obj in list(minio.list_objects(cluster.minio_bucket, "data/")):
|
|
minio.remove_object(cluster.minio_bucket, obj.object_name)
|
|
|
|
|
|
@pytest.mark.parametrize("node_name", ["node"])
|
|
def test_freeze_unfreeze(cluster, node_name):
|
|
node = cluster.instances[node_name]
|
|
create_table(node, "s3_test")
|
|
minio = cluster.minio_client
|
|
|
|
node.query(
|
|
"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-03", 4096))
|
|
)
|
|
node.query("ALTER TABLE s3_test FREEZE WITH NAME 'backup1'")
|
|
node.query(
|
|
"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-04", 4096))
|
|
)
|
|
node.query("ALTER TABLE s3_test FREEZE WITH NAME 'backup2'")
|
|
|
|
node.query("TRUNCATE TABLE s3_test")
|
|
assert (
|
|
len(list(minio.list_objects(cluster.minio_bucket, "data/")))
|
|
== FILES_OVERHEAD + FILES_OVERHEAD_PER_PART_WIDE * 2
|
|
)
|
|
|
|
# Unfreeze single partition from backup1.
|
|
node.query(
|
|
"ALTER TABLE s3_test UNFREEZE PARTITION '2020-01-03' WITH NAME 'backup1'"
|
|
)
|
|
# Unfreeze all partitions from backup2.
|
|
node.query("ALTER TABLE s3_test UNFREEZE WITH NAME 'backup2'")
|
|
|
|
# Data should be removed from S3.
|
|
assert (
|
|
len(list(minio.list_objects(cluster.minio_bucket, "data/"))) == FILES_OVERHEAD
|
|
)
|
|
|
|
|
|
@pytest.mark.parametrize("node_name", ["node"])
|
|
def test_freeze_system_unfreeze(cluster, node_name):
|
|
node = cluster.instances[node_name]
|
|
create_table(node, "s3_test")
|
|
create_table(node, "s3_test_removed")
|
|
minio = cluster.minio_client
|
|
|
|
node.query(
|
|
"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-04", 4096))
|
|
)
|
|
node.query(
|
|
"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-04", 4096))
|
|
)
|
|
node.query("ALTER TABLE s3_test FREEZE WITH NAME 'backup3'")
|
|
node.query("ALTER TABLE s3_test_removed FREEZE WITH NAME 'backup3'")
|
|
|
|
node.query("TRUNCATE TABLE s3_test")
|
|
node.query("DROP TABLE s3_test_removed NO DELAY")
|
|
assert (
|
|
len(list(minio.list_objects(cluster.minio_bucket, "data/")))
|
|
== FILES_OVERHEAD + FILES_OVERHEAD_PER_PART_WIDE * 2
|
|
)
|
|
|
|
# Unfreeze all data from backup3.
|
|
node.query("SYSTEM UNFREEZE WITH NAME 'backup3'")
|
|
|
|
# Data should be removed from S3.
|
|
assert (
|
|
len(list(minio.list_objects(cluster.minio_bucket, "data/"))) == FILES_OVERHEAD
|
|
)
|
|
|
|
|
|
@pytest.mark.parametrize("node_name", ["node"])
|
|
def test_s3_disk_apply_new_settings(cluster, node_name):
|
|
node = cluster.instances[node_name]
|
|
create_table(node, "s3_test")
|
|
|
|
def get_s3_requests():
|
|
node.query("SYSTEM FLUSH LOGS")
|
|
return int(
|
|
node.query(
|
|
"SELECT value FROM system.events WHERE event='S3WriteRequestsCount'"
|
|
)
|
|
)
|
|
|
|
s3_requests_before = get_s3_requests()
|
|
node.query(
|
|
"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-03", 4096))
|
|
)
|
|
s3_requests_to_write_partition = get_s3_requests() - s3_requests_before
|
|
|
|
# Force multi-part upload mode.
|
|
replace_config(
|
|
CONFIG_PATH,
|
|
"<s3_max_single_part_upload_size>33554432</s3_max_single_part_upload_size>",
|
|
"<s3_max_single_part_upload_size>0</s3_max_single_part_upload_size>",
|
|
)
|
|
|
|
node.query("SYSTEM RELOAD CONFIG")
|
|
|
|
s3_requests_before = get_s3_requests()
|
|
node.query(
|
|
"INSERT INTO s3_test VALUES {}".format(generate_values("2020-01-04", 4096, -1))
|
|
)
|
|
|
|
# There should be 3 times more S3 requests because multi-part upload mode uses 3 requests to upload object.
|
|
assert get_s3_requests() - s3_requests_before == s3_requests_to_write_partition * 3
|
|
|
|
|
|
@pytest.mark.parametrize("node_name", ["node"])
|
|
def test_s3_disk_restart_during_load(cluster, node_name):
|
|
node = cluster.instances[node_name]
|
|
create_table(node, "s3_test")
|
|
|
|
node.query(
|
|
"INSERT INTO s3_test VALUES {}".format(
|
|
generate_values("2020-01-04", 1024 * 1024)
|
|
)
|
|
)
|
|
node.query(
|
|
"INSERT INTO s3_test VALUES {}".format(
|
|
generate_values("2020-01-05", 1024 * 1024, -1)
|
|
)
|
|
)
|
|
|
|
def read():
|
|
for ii in range(0, 20):
|
|
logging.info("Executing %d query", ii)
|
|
assert node.query("SELECT sum(id) FROM s3_test FORMAT Values") == "(0)"
|
|
logging.info("Query %d executed", ii)
|
|
time.sleep(0.2)
|
|
|
|
def restart_disk():
|
|
for iii in range(0, 5):
|
|
logging.info("Restarting disk, attempt %d", iii)
|
|
node.query("SYSTEM RESTART DISK s3")
|
|
logging.info("Disk restarted, attempt %d", iii)
|
|
time.sleep(0.5)
|
|
|
|
threads = []
|
|
for i in range(0, 4):
|
|
threads.append(SafeThread(target=read))
|
|
|
|
threads.append(SafeThread(target=restart_disk))
|
|
|
|
for thread in threads:
|
|
thread.start()
|
|
|
|
for thread in threads:
|
|
thread.join()
|
|
|
|
|
|
@pytest.mark.parametrize("node_name", ["node"])
|
|
def test_s3_disk_reads_on_unstable_connection(cluster, node_name):
|
|
node = cluster.instances[node_name]
|
|
create_table(node, "s3_test", storage_policy="unstable_s3")
|
|
node.query(
|
|
"INSERT INTO s3_test SELECT today(), *, toString(*) FROM system.numbers LIMIT 9000000"
|
|
)
|
|
for i in range(30):
|
|
print(f"Read sequence {i}")
|
|
assert node.query("SELECT sum(id) FROM s3_test").splitlines() == [
|
|
"40499995500000"
|
|
]
|
|
|
|
|
|
@pytest.mark.parametrize("node_name", ["node"])
|
|
def test_lazy_seek_optimization_for_async_read(cluster, node_name):
|
|
node = cluster.instances[node_name]
|
|
node.query("DROP TABLE IF EXISTS s3_test NO DELAY")
|
|
node.query(
|
|
"CREATE TABLE s3_test (key UInt32, value String) Engine=MergeTree() ORDER BY key SETTINGS storage_policy='s3';"
|
|
)
|
|
node.query(
|
|
"INSERT INTO s3_test SELECT * FROM generateRandom('key UInt32, value String') LIMIT 10000000"
|
|
)
|
|
node.query("SELECT * FROM s3_test WHERE value LIKE '%abc%' ORDER BY value LIMIT 10")
|
|
node.query("DROP TABLE IF EXISTS s3_test NO DELAY")
|
|
minio = cluster.minio_client
|
|
for obj in list(minio.list_objects(cluster.minio_bucket, "data/")):
|
|
minio.remove_object(cluster.minio_bucket, obj.object_name)
|