import io import logging import os import random import time import pytest from helpers.client import QueryRuntimeException from helpers.cluster import ClickHouseCluster, ClickHouseInstance import json """ export CLICKHOUSE_TESTS_SERVER_BIN_PATH=/home/sergey/vkr/ClickHouse/build/programs/clickhouse-server export CLICKHOUSE_TESTS_CLIENT_BIN_PATH=/home/sergey/vkr/ClickHouse/build/programs/clickhouse-client export CLICKHOUSE_TESTS_ODBC_BRIDGE_BIN_PATH=/home/sergey/vkr/ClickHouse/build/programs/clickhouse-odbc-bridge export CLICKHOUSE_TESTS_BASE_CONFIG_DIR=/home/sergey/vkr/ClickHouse/programs/server """ def prepare_s3_bucket(started_cluster): # Allows read-write access for bucket without authorization. bucket_read_write_policy = { "Version": "2012-10-17", "Statement": [ { "Sid": "", "Effect": "Allow", "Principal": {"AWS": "*"}, "Action": "s3:GetBucketLocation", "Resource": "arn:aws:s3:::root", }, { "Sid": "", "Effect": "Allow", "Principal": {"AWS": "*"}, "Action": "s3:ListBucket", "Resource": "arn:aws:s3:::root", }, { "Sid": "", "Effect": "Allow", "Principal": {"AWS": "*"}, "Action": "s3:GetObject", "Resource": "arn:aws:s3:::root/*", }, { "Sid": "", "Effect": "Allow", "Principal": {"AWS": "*"}, "Action": "s3:PutObject", "Resource": "arn:aws:s3:::root/*", }, { "Sid": "", "Effect": "Allow", "Principal": {"AWS": "*"}, "Action": "s3:DeleteObject", "Resource": "arn:aws:s3:::root/*", }, ], } minio_client = started_cluster.minio_client minio_client.set_bucket_policy( started_cluster.minio_bucket, json.dumps(bucket_read_write_policy) ) started_cluster.minio_restricted_bucket = "{}-with-auth".format( started_cluster.minio_bucket ) if minio_client.bucket_exists(started_cluster.minio_restricted_bucket): minio_client.remove_bucket(started_cluster.minio_restricted_bucket) minio_client.make_bucket(started_cluster.minio_restricted_bucket) @pytest.fixture(autouse=True) def s3_queue_setup_teardown(started_cluster): instance = started_cluster.instances["instance"] instance_2 = started_cluster.instances["instance2"] instance.query("DROP DATABASE IF EXISTS test; CREATE DATABASE test;") instance_2.query("DROP DATABASE IF EXISTS test; CREATE DATABASE test;") minio = started_cluster.minio_client objects = list( minio.list_objects(started_cluster.minio_restricted_bucket, recursive=True) ) for obj in objects: minio.remove_object(started_cluster.minio_restricted_bucket, obj.object_name) yield # run test MINIO_INTERNAL_PORT = 9001 AVAILABLE_MODES = ["unordered", "ordered"] AUTH = "'minio','minio123'," SCRIPT_DIR = os.path.dirname(os.path.realpath(__file__)) def put_s3_file_content(started_cluster, bucket, filename, data): buf = io.BytesIO(data) started_cluster.minio_client.put_object(bucket, filename, buf, len(data)) def generate_random_files( count, prefix, cluster, bucket, column_num=3, row_num=10, start_ind=0 ): total_values = [] to_generate = [ (f"{prefix}/test_{i}.csv", i) for i in range(start_ind, start_ind + count) ] to_generate.sort(key=lambda x: x[0]) for filename, i in to_generate: rand_values = [ [random.randint(0, 50) for _ in range(column_num)] for _ in range(row_num) ] total_values += rand_values values_csv = ( "\n".join((",".join(map(str, row)) for row in rand_values)) + "\n" ).encode() put_s3_file_content(cluster, bucket, filename, values_csv) return total_values # Returns content of given S3 file as string. def get_s3_file_content(started_cluster, bucket, filename, decode=True): # type: (ClickHouseCluster, str, str, bool) -> str data = started_cluster.minio_client.get_object(bucket, filename) data_str = b"" for chunk in data.stream(): data_str += chunk if decode: return data_str.decode() return data_str @pytest.fixture(scope="module") def started_cluster(): try: cluster = ClickHouseCluster(__file__) cluster.add_instance( "instance", user_configs=["configs/users.xml"], with_minio=True, with_zookeeper=True, main_configs=["configs/defaultS3.xml", "configs/named_collections.xml"], ) cluster.add_instance( "instance2", user_configs=["configs/users.xml"], with_minio=True, with_zookeeper=True, main_configs=["configs/defaultS3.xml", "configs/named_collections.xml"], ) logging.info("Starting cluster...") cluster.start() logging.info("Cluster started") prepare_s3_bucket(cluster) yield cluster finally: cluster.shutdown() def run_query(instance, query, stdin=None, settings=None): # type: (ClickHouseInstance, str, object, dict) -> str logging.info("Running query '{}'...".format(query)) result = instance.query(query, stdin=stdin, settings=settings) logging.info("Query finished") return result @pytest.mark.parametrize("mode", AVAILABLE_MODES) def test_delete_after_processing(started_cluster, mode): prefix = "delete" bucket = started_cluster.minio_bucket instance = started_cluster.instances["instance"] table_format = "column1 UInt32, column2 UInt32, column3 UInt32" total_values = generate_random_files(5, prefix, started_cluster, bucket) instance.query( f""" DROP TABLE IF EXISTS test.s3_queue; CREATE TABLE test.s3_queue ({table_format}) ENGINE = S3Queue('http://{started_cluster.minio_host}:{started_cluster.minio_port}/{bucket}/{prefix}/*', {AUTH}'CSV') SETTINGS mode = '{mode}', keeper_path = '/clickhouse/test_delete_{mode}', s3queue_loading_retries = 3, after_processing='delete'; """ ) get_query = f"SELECT * FROM test.s3_queue" assert [ list(map(int, l.split())) for l in run_query(instance, get_query).splitlines() ] == total_values minio = started_cluster.minio_client objects = list(minio.list_objects(started_cluster.minio_bucket, recursive=True)) assert len(objects) == 0 @pytest.mark.parametrize("mode", AVAILABLE_MODES) def test_failed_retry(started_cluster, mode): bucket = started_cluster.minio_restricted_bucket instance = started_cluster.instances["instance"] table_format = "column1 UInt32, column2 UInt32, column3 UInt32" values = [ ["failed", 1, 1], ] values_csv = ( "\n".join((",".join(map(str, row)) for row in values)) + "\n" ).encode() filename = f"test.csv" put_s3_file_content(started_cluster, bucket, filename, values_csv) instance.query( f""" DROP TABLE IF EXISTS test.s3_queue; CREATE TABLE test.s3_queue ({table_format}) ENGINE = S3Queue('http://{started_cluster.minio_host}:{started_cluster.minio_port}/{bucket}/*', {AUTH}'CSV') SETTINGS mode = '{mode}', keeper_path = '/clickhouse/select_failed_retry_{mode}', s3queue_loading_retries = 3; """ ) # first try get_query = f"SELECT * FROM test.s3_queue" assert [ list(map(int, l.split())) for l in run_query(instance, get_query).splitlines() ] == [] # second try assert [ list(map(int, l.split())) for l in run_query(instance, get_query).splitlines() ] == [] # upload correct file values = [ [1, 1, 1], ] values_csv = ( "\n".join((",".join(map(str, row)) for row in values)) + "\n" ).encode() put_s3_file_content(started_cluster, bucket, filename, values_csv) assert [ list(map(int, l.split())) for l in run_query(instance, get_query).splitlines() ] == values assert [ list(map(int, l.split())) for l in run_query(instance, get_query).splitlines() ] == [] @pytest.mark.parametrize("mode", AVAILABLE_MODES) def test_direct_select_file(started_cluster, mode): auth = "'minio','minio123'," bucket = started_cluster.minio_restricted_bucket instance = started_cluster.instances["instance"] table_format = "column1 UInt32, column2 UInt32, column3 UInt32" values = [ [12549, 2463, 19893], [64021, 38652, 66703], [81611, 39650, 83516], ] values_csv = ( "\n".join((",".join(map(str, row)) for row in values)) + "\n" ).encode() filename = f"test.csv" put_s3_file_content(started_cluster, bucket, filename, values_csv) instance.query( """ DROP TABLE IF EXISTS test.s3_queue; DROP TABLE IF EXISTS test.s3_queue_2; DROP TABLE IF EXISTS test.s3_queue_3; """ ) instance.query( f""" CREATE TABLE test.s3_queue ({table_format}) ENGINE = S3Queue('http://{started_cluster.minio_host}:{started_cluster.minio_port}/{bucket}/*', {auth}'CSV') SETTINGS mode = '{mode}', keeper_path = '/clickhouse/select_{mode}' """ ) get_query = f"SELECT * FROM test.s3_queue" assert [ list(map(int, l.split())) for l in run_query(instance, get_query).splitlines() ] == values instance.query( f""" CREATE TABLE test.s3_queue_2 ({table_format}) ENGINE = S3Queue('http://{started_cluster.minio_host}:{started_cluster.minio_port}/{bucket}/*', {auth}'CSV') SETTINGS mode = '{mode}', keeper_path = '/clickhouse/select_{mode}' """ ) get_query = f"SELECT * FROM test.s3_queue" assert [ list(map(int, l.split())) for l in run_query(instance, get_query).splitlines() ] == [] # New table with same zookeeper path get_query = f"SELECT * FROM test.s3_queue_2" assert [ list(map(int, l.split())) for l in run_query(instance, get_query).splitlines() ] == [] # New table with different zookeeper path instance.query( f""" CREATE TABLE test.s3_queue_3 ({table_format}) ENGINE = S3Queue('http://{started_cluster.minio_host}:{started_cluster.minio_port}/{bucket}/*', {auth}'CSV') SETTINGS mode = '{mode}', keeper_path='/clickhouse/select_{mode}_2' """ ) get_query = f"SELECT * FROM test.s3_queue_3" assert [ list(map(int, l.split())) for l in run_query(instance, get_query).splitlines() ] == values values = [ [1, 1, 1], ] values_csv = ( "\n".join((",".join(map(str, row)) for row in values)) + "\n" ).encode() filename = f"t.csv" put_s3_file_content(started_cluster, bucket, filename, values_csv) get_query = f"SELECT * FROM test.s3_queue_3" if mode == "unordered": assert [ list(map(int, l.split())) for l in run_query(instance, get_query).splitlines() ] == values elif mode == "ordered": assert [ list(map(int, l.split())) for l in run_query(instance, get_query).splitlines() ] == [] @pytest.mark.parametrize("mode", AVAILABLE_MODES) def test_direct_select_multiple_files(started_cluster, mode): prefix = f"multiple_files_{mode}" bucket = started_cluster.minio_restricted_bucket instance = started_cluster.instances["instance"] table_format = "column1 UInt32, column2 UInt32, column3 UInt32" instance.query("drop table if exists test.s3_queue") instance.query( f""" CREATE TABLE test.s3_queue ({table_format}) ENGINE = S3Queue('http://{started_cluster.minio_host}:{started_cluster.minio_port}/{bucket}/{prefix}/*', {AUTH}'CSV') SETTINGS mode = '{mode}', keeper_path = '/clickhouse/select_multiple_{mode}' """ ) for i in range(5): rand_values = [[random.randint(0, 50) for _ in range(3)] for _ in range(10)] values_csv = ( "\n".join((",".join(map(str, row)) for row in rand_values)) + "\n" ).encode() filename = f"{prefix}/test_{i}.csv" put_s3_file_content(started_cluster, bucket, filename, values_csv) get_query = f"SELECT * FROM test.s3_queue" assert [ list(map(int, l.split())) for l in run_query(instance, get_query).splitlines() ] == rand_values total_values = generate_random_files( 4, prefix, started_cluster, bucket, start_ind=5 ) get_query = f"SELECT * FROM test.s3_queue" assert { tuple(map(int, l.split())) for l in run_query(instance, get_query).splitlines() } == set([tuple(i) for i in total_values]) @pytest.mark.parametrize("mode", AVAILABLE_MODES) def test_streaming_to_view_(started_cluster, mode): prefix = f"streaming_files_{mode}" bucket = started_cluster.minio_restricted_bucket instance = started_cluster.instances["instance"] table_format = "column1 UInt32, column2 UInt32, column3 UInt32" total_values = generate_random_files(10, prefix, started_cluster, bucket) instance.query( f""" DROP TABLE IF EXISTS test.s3_queue_persistent; DROP TABLE IF EXISTS test.s3_queue; DROP TABLE IF EXISTS test.persistent_s3_queue_mv; CREATE TABLE test.s3_queue_persistent ({table_format}) ENGINE = MergeTree() ORDER BY column1; CREATE TABLE test.s3_queue ({table_format}) ENGINE=S3Queue('http://{started_cluster.minio_host}:{started_cluster.minio_port}/{bucket}/{prefix}/*', {AUTH}'CSV') SETTINGS mode = '{mode}', keeper_path = '/clickhouse/view_{mode}'; CREATE MATERIALIZED VIEW test.persistent_s3_queue_mv TO test.s3_queue_persistent AS SELECT * FROM test.s3_queue; """ ) expected_values = set([tuple(i) for i in total_values]) for i in range(10): get_query = f"SELECT * FROM test.persistent_s3_queue_mv" selected_values = { tuple(map(int, l.split())) for l in run_query(instance, get_query).splitlines() } if selected_values != expected_values: time.sleep(1) else: break assert selected_values == expected_values @pytest.mark.parametrize("mode", AVAILABLE_MODES) def test_streaming_to_many_views(started_cluster, mode): prefix = f"streaming_files_{mode}" bucket = started_cluster.minio_restricted_bucket instance = started_cluster.instances["instance"] table_format = "column1 UInt32, column2 UInt32, column3 UInt32" retry_cnt = 10 instance.query( f""" DROP TABLE IF EXISTS test.s3_queue_persistent; DROP TABLE IF EXISTS test.s3_queue_persistent_2; DROP TABLE IF EXISTS test.s3_queue_persistent_3; DROP TABLE IF EXISTS test.s3_queue; DROP TABLE IF EXISTS test.persistent_s3_queue_mv; DROP TABLE IF EXISTS test.persistent_s3_queue_mv_2; DROP TABLE IF EXISTS test.persistent_s3_queue_mv_3; CREATE TABLE test.s3_queue_persistent ({table_format}) ENGINE = MergeTree() ORDER BY column1; CREATE TABLE test.s3_queue_persistent_2 ({table_format}) ENGINE = MergeTree() ORDER BY column1; CREATE TABLE test.s3_queue_persistent_3 ({table_format}) ENGINE = MergeTree() ORDER BY column1; CREATE TABLE test.s3_queue ({table_format}) ENGINE=S3Queue('http://{started_cluster.minio_host}:{started_cluster.minio_port}/{bucket}/{prefix}/*', {AUTH}'CSV') SETTINGS mode = '{mode}', keeper_path = '/clickhouse/multiple_view_{mode}'; CREATE MATERIALIZED VIEW test.persistent_s3_queue_mv TO test.s3_queue_persistent AS SELECT * FROM test.s3_queue; CREATE MATERIALIZED VIEW test.persistent_s3_queue_mv_2 TO test.s3_queue_persistent_2 AS SELECT * FROM test.s3_queue; CREATE MATERIALIZED VIEW test.persistent_s3_queue_mv_3 TO test.s3_queue_persistent_3 AS SELECT * FROM test.s3_queue; """ ) total_values = generate_random_files(5, prefix, started_cluster, bucket) expected_values = set([tuple(i) for i in total_values]) for i in range(retry_cnt): retry = False for get_query in [ f"SELECT * FROM test.s3_queue_persistent", f"SELECT * FROM test.s3_queue_persistent_2", f"SELECT * FROM test.s3_queue_persistent_3", ]: selected_values = { tuple(map(int, l.split())) for l in run_query(instance, get_query).splitlines() } if i == retry_cnt - 1: assert selected_values == expected_values if selected_values != expected_values: retry = True break if retry: time.sleep(1) else: break def test_multiple_tables_meta_mismatch(started_cluster): prefix = f"test_meta" bucket = started_cluster.minio_restricted_bucket instance = started_cluster.instances["instance"] table_format = "column1 UInt32, column2 UInt32, column3 UInt32" instance.query( f""" DROP TABLE IF EXISTS test.s3_queue; CREATE TABLE test.s3_queue ({table_format}) ENGINE=S3Queue('http://{started_cluster.minio_host}:{started_cluster.minio_port}/{bucket}/{prefix}/*', {AUTH}'CSV') SETTINGS mode = 'ordered', keeper_path = '/clickhouse/test_meta'; """ ) # check mode failed = False try: instance.query( f""" CREATE TABLE test.s3_queue_copy ({table_format}) ENGINE=S3Queue('http://{started_cluster.minio_host}:{started_cluster.minio_port}/{bucket}/{prefix}/*', {AUTH}'CSV') SETTINGS mode = 'unordered', keeper_path = '/clickhouse/test_meta'; """ ) except QueryRuntimeException as e: assert "Existing table metadata in ZooKeeper differs in engine mode" in str(e) failed = True assert failed is True # check columns table_format_copy = table_format + ", column4 UInt32" try: instance.query( f""" CREATE TABLE test.s3_queue_copy ({table_format_copy}) ENGINE=S3Queue('http://{started_cluster.minio_host}:{started_cluster.minio_port}/{bucket}/{prefix}/*', {AUTH}'CSV') SETTINGS mode = 'ordered', keeper_path = '/clickhouse/test_meta'; """ ) except QueryRuntimeException as e: assert ( "Table columns structure in ZooKeeper is different from local table structure" in str(e) ) failed = True assert failed is True # check format try: instance.query( f""" CREATE TABLE test.s3_queue_copy ({table_format}) ENGINE=S3Queue('http://{started_cluster.minio_host}:{started_cluster.minio_port}/{bucket}/{prefix}/*', {AUTH}'TSV') SETTINGS mode = 'ordered', keeper_path = '/clickhouse/test_meta'; """ ) except QueryRuntimeException as e: assert "Existing table metadata in ZooKeeper differs in format name" in str(e) failed = True assert failed is True # create working engine instance.query( f""" CREATE TABLE test.s3_queue_copy ({table_format}) ENGINE=S3Queue('http://{started_cluster.minio_host}:{started_cluster.minio_port}/{bucket}/{prefix}/*', {AUTH}'CSV') SETTINGS mode = 'ordered', keeper_path = '/clickhouse/test_meta'; """ ) def test_max_set_age(started_cluster): files_to_generate = 10 max_age = 1 prefix = f"test_multiple" bucket = started_cluster.minio_restricted_bucket instance = started_cluster.instances["instance"] table_format = "column1 UInt32, column2 UInt32, column3 UInt32" instance.query( f""" DROP TABLE IF EXISTS test.s3_queue; CREATE TABLE test.s3_queue ({table_format}) ENGINE=S3Queue('http://{started_cluster.minio_host}:{started_cluster.minio_port}/{bucket}/{prefix}/*', {AUTH}'CSV') SETTINGS mode = 'unordered', keeper_path = '/clickhouse/test_set_age', s3queue_tracked_files_limit = 10, s3queue_tracked_file_ttl_sec = {max_age}; """ ) total_values = generate_random_files( files_to_generate, prefix, started_cluster, bucket, row_num=1 ) get_query = f"SELECT * FROM test.s3_queue" res1 = [ list(map(int, l.split())) for l in run_query(instance, get_query).splitlines() ] assert res1 == total_values time.sleep(max_age + 1) get_query = f"SELECT * FROM test.s3_queue" res1 = [ list(map(int, l.split())) for l in run_query(instance, get_query).splitlines() ] assert res1 == total_values @pytest.mark.parametrize("mode", AVAILABLE_MODES) def test_multiple_tables_streaming_sync(started_cluster, mode): files_to_generate = 300 poll_size = 30 prefix = f"test_multiple_{mode}" bucket = started_cluster.minio_restricted_bucket instance = started_cluster.instances["instance"] table_format = "column1 UInt32, column2 UInt32, column3 UInt32" instance.query( f""" DROP TABLE IF EXISTS test.s3_queue; DROP TABLE IF EXISTS test.s3_queue_copy; DROP TABLE IF EXISTS test.s3_queue_copy_2; DROP TABLE IF EXISTS test.s3_queue_persistent; DROP TABLE IF EXISTS test.s3_queue_persistent_copy; DROP TABLE IF EXISTS test.s3_queue_persistent_copy_2; DROP TABLE IF EXISTS test.persistent_s3_queue_mv; DROP TABLE IF EXISTS test.persistent_s3_queue_mv_copy; DROP TABLE IF EXISTS test.persistent_s3_queue_mv_copy_2; CREATE TABLE test.s3_queue ({table_format}) ENGINE=S3Queue('http://{started_cluster.minio_host}:{started_cluster.minio_port}/{bucket}/{prefix}/*', {AUTH}'CSV') SETTINGS mode = '{mode}', keeper_path = '/clickhouse/test_multiple_consumers_sync_{mode}', s3queue_polling_size = {poll_size}; CREATE TABLE test.s3_queue_copy ({table_format}) ENGINE=S3Queue('http://{started_cluster.minio_host}:{started_cluster.minio_port}/{bucket}/{prefix}/*', {AUTH}'CSV') SETTINGS mode = '{mode}', keeper_path = '/clickhouse/test_multiple_consumers_sync_{mode}', s3queue_polling_size = {poll_size}; CREATE TABLE test.s3_queue_copy_2 ({table_format}) ENGINE=S3Queue('http://{started_cluster.minio_host}:{started_cluster.minio_port}/{bucket}/{prefix}/*', {AUTH}'CSV') SETTINGS mode = '{mode}', keeper_path = '/clickhouse/test_multiple_consumers_sync_{mode}', s3queue_polling_size = {poll_size}; CREATE TABLE test.s3_queue_persistent ({table_format}) ENGINE = MergeTree() ORDER BY column1; CREATE TABLE test.s3_queue_persistent_copy ({table_format}) ENGINE = MergeTree() ORDER BY column1; CREATE TABLE test.s3_queue_persistent_copy_2 ({table_format}) ENGINE = MergeTree() ORDER BY column1; CREATE MATERIALIZED VIEW test.persistent_s3_queue_mv TO test.s3_queue_persistent AS SELECT * FROM test.s3_queue; CREATE MATERIALIZED VIEW test.persistent_s3_queue_mv_copy TO test.s3_queue_persistent_copy AS SELECT * FROM test.s3_queue_copy; CREATE MATERIALIZED VIEW test.persistent_s3_queue_mv_copy_2 TO test.s3_queue_persistent_copy_2 AS SELECT * FROM test.s3_queue_copy_2; """ ) total_values = generate_random_files( files_to_generate, prefix, started_cluster, bucket, row_num=1 ) time.sleep((files_to_generate // poll_size) * 2) get_query = f"SELECT * FROM test.s3_queue_persistent" res1 = [ list(map(int, l.split())) for l in run_query(instance, get_query).splitlines() ] get_query_copy = f"SELECT * FROM test.s3_queue_persistent_copy" res2 = [ list(map(int, l.split())) for l in run_query(instance, get_query_copy).splitlines() ] get_query_copy_2 = f"SELECT * FROM test.s3_queue_persistent_copy_2" res3 = [ list(map(int, l.split())) for l in run_query(instance, get_query_copy_2).splitlines() ] # Checking that all engines have made progress assert len(res1) > 0 assert len(res2) > 0 assert len(res3) > 0 # Checking that all files were processed only once assert len(res1) + len(res2) + len(res3) == files_to_generate assert {tuple(v) for v in res1 + res2 + res3} == set( [tuple(i) for i in total_values] ) @pytest.mark.parametrize("mode", AVAILABLE_MODES) def test_multiple_tables_streaming_sync_distributed(started_cluster, mode): files_to_generate = 100 poll_size = 10 prefix = f"test_multiple_{mode}" bucket = started_cluster.minio_restricted_bucket instance = started_cluster.instances["instance"] instance_2 = started_cluster.instances["instance2"] table_format = "column1 UInt32, column2 UInt32, column3 UInt32" for inst in [instance, instance_2]: inst.query( f""" DROP TABLE IF EXISTS test.s3_queue; DROP TABLE IF EXISTS test.s3_queue_persistent; DROP TABLE IF EXISTS test.persistent_s3_queue_mv; CREATE TABLE test.s3_queue ({table_format}) ENGINE=S3Queue('http://{started_cluster.minio_host}:{started_cluster.minio_port}/{bucket}/{prefix}/*', {AUTH}'CSV') SETTINGS mode = '{mode}', keeper_path = '/clickhouse/test_multiple_consumers_{mode}', s3queue_polling_size = {poll_size}; CREATE TABLE test.s3_queue_persistent ({table_format}) ENGINE = MergeTree() ORDER BY column1; CREATE MATERIALIZED VIEW test.persistent_s3_queue_mv TO test.s3_queue_persistent AS SELECT * FROM test.s3_queue; """ ) total_values = generate_random_files( files_to_generate, prefix, started_cluster, bucket, row_num=1 ) time.sleep((files_to_generate // poll_size) * 2) get_query = f"SELECT * FROM test.s3_queue_persistent" res1 = [ list(map(int, l.split())) for l in run_query(instance, get_query).splitlines() ] res2 = [ list(map(int, l.split())) for l in run_query(instance_2, get_query).splitlines() ] # Checking that all engines have made progress assert len(res1) > 0 assert len(res2) > 0 # Checking that all files were processed only once assert len(res1) + len(res2) == files_to_generate assert {tuple(v) for v in res1 + res2} == set([tuple(i) for i in total_values]) def test_max_set_size(started_cluster): files_to_generate = 10 prefix = f"test_multiple" bucket = started_cluster.minio_restricted_bucket instance = started_cluster.instances["instance"] table_format = "column1 UInt32, column2 UInt32, column3 UInt32" instance.query( f""" DROP TABLE IF EXISTS test.s3_queue; CREATE TABLE test.s3_queue ({table_format}) ENGINE=S3Queue('http://{started_cluster.minio_host}:{started_cluster.minio_port}/{bucket}/{prefix}/*', {AUTH}'CSV') SETTINGS mode = 'unordered', keeper_path = '/clickhouse/test_set_size', s3queue_tracked_files_limit = {files_to_generate - 1}; """ ) total_values = generate_random_files( files_to_generate, prefix, started_cluster, bucket, start_ind=0, row_num=1 ) get_query = f"SELECT * FROM test.s3_queue" res1 = [ list(map(int, l.split())) for l in run_query(instance, get_query).splitlines() ] assert res1 == total_values get_query = f"SELECT * FROM test.s3_queue" res1 = [ list(map(int, l.split())) for l in run_query(instance, get_query).splitlines() ] assert res1 == [total_values[0]] get_query = f"SELECT * FROM test.s3_queue" res1 = [ list(map(int, l.split())) for l in run_query(instance, get_query).splitlines() ] assert res1 == [total_values[1]]