mirror of
https://github.com/ClickHouse/ClickHouse.git
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543 lines
16 KiB
Python
543 lines
16 KiB
Python
import pytest
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import time
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import logging
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import psycopg2
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from multiprocessing.dummy import Pool
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from helpers.cluster import ClickHouseCluster
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from helpers.postgres_utility import get_postgres_conn
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from psycopg2.extensions import ISOLATION_LEVEL_AUTOCOMMIT
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cluster = ClickHouseCluster(__file__)
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node1 = cluster.add_instance(
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"node1",
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main_configs=[
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"configs/config.xml",
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"configs/dictionaries/postgres_dict.xml",
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"configs/named_collections.xml",
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],
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with_postgres=True,
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with_postgres_cluster=True,
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)
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def create_postgres_db(conn, name):
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cursor = conn.cursor()
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cursor.execute(f"CREATE DATABASE {name}")
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def create_postgres_table(cursor, table_name):
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cursor.execute(
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f"""
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CREATE TABLE IF NOT EXISTS {table_name} (
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id Integer NOT NULL, key Integer NOT NULL, value Integer NOT NULL, PRIMARY KEY (id))
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"""
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)
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def create_and_fill_postgres_table(cursor, table_name, port, host):
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create_postgres_table(cursor, table_name)
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# Fill postgres table using clickhouse postgres table function and check
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table_func = f"""postgresql('{host}:{port}', 'postgres_database', '{table_name}', 'postgres', 'mysecretpassword')"""
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node1.query(
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f"""INSERT INTO TABLE FUNCTION {table_func} SELECT number, number, number from numbers(10000)"""
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)
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result = node1.query(f"SELECT count() FROM {table_func}")
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assert result.rstrip() == "10000"
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def create_dict(table_name, index=0):
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node1.query(
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f"""
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CREATE TABLE IF NOT EXISTS `test`.`dict_table_{table_name}` (
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`key` UInt32, `value` UInt32
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) ENGINE = Dictionary(dict{str(index)})
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"""
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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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node1.query("CREATE DATABASE IF NOT EXISTS test")
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postgres_conn = get_postgres_conn(
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ip=cluster.postgres_ip, port=cluster.postgres_port
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)
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logging.debug("postgres1 connected")
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create_postgres_db(postgres_conn, "postgres_database")
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postgres2_conn = get_postgres_conn(
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ip=cluster.postgres2_ip, port=cluster.postgres_port
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)
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logging.debug("postgres2 connected")
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create_postgres_db(postgres2_conn, "postgres_database")
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yield cluster
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finally:
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cluster.shutdown()
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def test_load_dictionaries(started_cluster):
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conn = get_postgres_conn(
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ip=started_cluster.postgres_ip,
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database=True,
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port=started_cluster.postgres_port,
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)
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cursor = conn.cursor()
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table_name = "test0"
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create_and_fill_postgres_table(
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cursor,
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table_name,
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port=started_cluster.postgres_port,
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host=started_cluster.postgres_ip,
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)
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create_dict(table_name)
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dict_name = "dict0"
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node1.query(f"SYSTEM RELOAD DICTIONARY {dict_name}")
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assert (
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node1.query(f"SELECT count() FROM `test`.`dict_table_{table_name}`").rstrip()
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== "10000"
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)
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assert (
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node1.query(f"SELECT dictGetUInt32('{dict_name}', 'key', toUInt64(0))") == "0\n"
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)
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assert (
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node1.query(f"SELECT dictGetUInt32('{dict_name}', 'value', toUInt64(9999))")
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== "9999\n"
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)
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cursor.execute(f"DROP TABLE IF EXISTS {table_name}")
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node1.query(f"DROP TABLE IF EXISTS {table_name}")
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node1.query(f"DROP DICTIONARY IF EXISTS {dict_name}")
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def test_postgres_dictionaries_custom_query_full_load(started_cluster):
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conn = get_postgres_conn(
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ip=started_cluster.postgres_ip,
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database=True,
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port=started_cluster.postgres_port,
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)
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cursor = conn.cursor()
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cursor.execute(
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"CREATE TABLE IF NOT EXISTS test_table_1 (id Integer, value_1 Text);"
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)
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cursor.execute(
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"CREATE TABLE IF NOT EXISTS test_table_2 (id Integer, value_2 Text);"
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)
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cursor.execute("INSERT INTO test_table_1 VALUES (1, 'Value_1');")
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cursor.execute("INSERT INTO test_table_2 VALUES (1, 'Value_2');")
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query = node1.query
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query(
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f"""
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CREATE DICTIONARY test_dictionary_custom_query
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(
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id UInt64,
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value_1 String,
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value_2 String
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)
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PRIMARY KEY id
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LAYOUT(FLAT())
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SOURCE(PostgreSQL(
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DB 'postgres_database'
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HOST '{started_cluster.postgres_ip}'
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PORT {started_cluster.postgres_port}
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USER 'postgres'
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PASSWORD 'mysecretpassword'
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QUERY $doc$SELECT id, value_1, value_2 FROM test_table_1 INNER JOIN test_table_2 USING (id);$doc$))
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LIFETIME(0)
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"""
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)
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result = query("SELECT id, value_1, value_2 FROM test_dictionary_custom_query")
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assert result == "1\tValue_1\tValue_2\n"
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query("DROP DICTIONARY test_dictionary_custom_query;")
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cursor.execute("DROP TABLE test_table_2;")
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cursor.execute("DROP TABLE test_table_1;")
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def test_postgres_dictionaries_custom_query_partial_load_simple_key(started_cluster):
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conn = get_postgres_conn(
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ip=started_cluster.postgres_ip,
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database=True,
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port=started_cluster.postgres_port,
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)
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cursor = conn.cursor()
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cursor.execute(
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"CREATE TABLE IF NOT EXISTS test_table_1 (id Integer, value_1 Text);"
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)
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cursor.execute(
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"CREATE TABLE IF NOT EXISTS test_table_2 (id Integer, value_2 Text);"
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)
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cursor.execute("INSERT INTO test_table_1 VALUES (1, 'Value_1');")
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cursor.execute("INSERT INTO test_table_2 VALUES (1, 'Value_2');")
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query = node1.query
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query(
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f"""
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CREATE DICTIONARY test_dictionary_custom_query
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(
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id UInt64,
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value_1 String,
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value_2 String
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)
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PRIMARY KEY id
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LAYOUT(DIRECT())
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SOURCE(PostgreSQL(
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DB 'postgres_database'
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HOST '{started_cluster.postgres_ip}'
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PORT {started_cluster.postgres_port}
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USER 'postgres'
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PASSWORD 'mysecretpassword'
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QUERY $doc$SELECT id, value_1, value_2 FROM test_table_1 INNER JOIN test_table_2 USING (id) WHERE {{condition}};$doc$))
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"""
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)
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result = query(
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"SELECT dictGet('test_dictionary_custom_query', ('value_1', 'value_2'), toUInt64(1))"
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)
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assert result == "('Value_1','Value_2')\n"
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query("DROP DICTIONARY test_dictionary_custom_query;")
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cursor.execute("DROP TABLE test_table_2;")
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cursor.execute("DROP TABLE test_table_1;")
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def test_postgres_dictionaries_custom_query_partial_load_complex_key(started_cluster):
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conn = get_postgres_conn(
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ip=started_cluster.postgres_ip,
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database=True,
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port=started_cluster.postgres_port,
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)
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cursor = conn.cursor()
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cursor.execute(
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"CREATE TABLE IF NOT EXISTS test_table_1 (id Integer, key Text, value_1 Text);"
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)
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cursor.execute(
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"CREATE TABLE IF NOT EXISTS test_table_2 (id Integer, key Text, value_2 Text);"
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)
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cursor.execute("INSERT INTO test_table_1 VALUES (1, 'Key', 'Value_1');")
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cursor.execute("INSERT INTO test_table_2 VALUES (1, 'Key', 'Value_2');")
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query = node1.query
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query(
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f"""
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CREATE DICTIONARY test_dictionary_custom_query
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(
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id UInt64,
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key String,
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value_1 String,
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value_2 String
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)
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PRIMARY KEY id, key
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LAYOUT(COMPLEX_KEY_DIRECT())
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SOURCE(PostgreSQL(
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DB 'postgres_database'
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HOST '{started_cluster.postgres_ip}'
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PORT {started_cluster.postgres_port}
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USER 'postgres'
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PASSWORD 'mysecretpassword'
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QUERY $doc$SELECT id, key, value_1, value_2 FROM test_table_1 INNER JOIN test_table_2 USING (id, key) WHERE {{condition}};$doc$))
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"""
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)
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result = query(
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"SELECT dictGet('test_dictionary_custom_query', ('value_1', 'value_2'), (toUInt64(1), 'Key'))"
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)
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assert result == "('Value_1','Value_2')\n"
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query("DROP DICTIONARY test_dictionary_custom_query;")
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cursor.execute("DROP TABLE test_table_2;")
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cursor.execute("DROP TABLE test_table_1;")
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def test_invalidate_query(started_cluster):
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conn = get_postgres_conn(
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ip=started_cluster.postgres_ip,
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database=True,
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port=started_cluster.postgres_port,
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)
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cursor = conn.cursor()
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table_name = "test0"
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create_and_fill_postgres_table(
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cursor,
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table_name,
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port=started_cluster.postgres_port,
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host=started_cluster.postgres_ip,
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)
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# invalidate query: SELECT value FROM test0 WHERE id = 0
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dict_name = "dict0"
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create_dict(table_name)
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node1.query(f"SYSTEM RELOAD DICTIONARY {dict_name}")
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assert (
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node1.query(f"SELECT dictGetUInt32('{dict_name}', 'value', toUInt64(0))")
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== "0\n"
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)
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assert (
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node1.query(f"SELECT dictGetUInt32('{dict_name}', 'value', toUInt64(1))")
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== "1\n"
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)
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# update should happen
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cursor.execute(f"UPDATE {table_name} SET value=value+1 WHERE id = 0")
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while True:
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result = node1.query(
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f"SELECT dictGetUInt32('{dict_name}', 'value', toUInt64(0))"
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)
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if result != "0\n":
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break
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assert (
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node1.query(f"SELECT dictGetUInt32('{dict_name}', 'value', toUInt64(0))")
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== "1\n"
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)
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# no update should happen
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cursor.execute(f"UPDATE {table_name} SET value=value*2 WHERE id != 0")
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time.sleep(5)
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assert (
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node1.query(f"SELECT dictGetUInt32('{dict_name}', 'value', toUInt64(0))")
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== "1\n"
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)
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assert (
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node1.query(f"SELECT dictGetUInt32('{dict_name}', 'value', toUInt64(1))")
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== "1\n"
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)
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# update should happen
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cursor.execute(f"UPDATE {table_name} SET value=value+1 WHERE id = 0")
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time.sleep(5)
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assert (
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node1.query(f"SELECT dictGetUInt32('{dict_name}', 'value', toUInt64(0))")
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== "2\n"
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)
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assert (
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node1.query(f"SELECT dictGetUInt32('{dict_name}', 'value', toUInt64(1))")
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== "2\n"
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)
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node1.query(f"DROP TABLE IF EXISTS {table_name}")
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node1.query(f"DROP DICTIONARY IF EXISTS {dict_name}")
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cursor.execute(f"DROP TABLE IF EXISTS {table_name}")
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def test_dictionary_with_replicas(started_cluster):
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conn1 = get_postgres_conn(
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ip=started_cluster.postgres_ip,
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port=started_cluster.postgres_port,
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database=True,
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)
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cursor1 = conn1.cursor()
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conn2 = get_postgres_conn(
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ip=started_cluster.postgres2_ip,
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port=started_cluster.postgres_port,
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database=True,
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)
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cursor2 = conn2.cursor()
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create_postgres_table(cursor1, "test1")
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create_postgres_table(cursor2, "test1")
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cursor1.execute(
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"INSERT INTO test1 select i, i, i from generate_series(0, 99) as t(i);"
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)
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cursor2.execute(
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"INSERT INTO test1 select i, i, i from generate_series(100, 199) as t(i);"
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)
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create_dict("test1", 1)
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result = node1.query("SELECT * FROM `test`.`dict_table_test1` ORDER BY key")
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# priority 0 - non running port
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assert node1.contains_in_log("PostgreSQLConnectionPool: Connection error*")
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# priority 1 - postgres2, table contains rows with values 100-200
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# priority 2 - postgres1, table contains rows with values 0-100
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expected = node1.query("SELECT number, number FROM numbers(100, 100)")
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assert result == expected
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cursor1.execute("DROP TABLE IF EXISTS test1")
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cursor2.execute("DROP TABLE IF EXISTS test1")
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node1.query("DROP TABLE IF EXISTS test1")
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node1.query("DROP DICTIONARY IF EXISTS dict1")
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def test_postgres_schema(started_cluster):
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conn = get_postgres_conn(
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ip=started_cluster.postgres_ip,
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port=started_cluster.postgres_port,
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database=True,
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)
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cursor = conn.cursor()
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cursor.execute("CREATE SCHEMA test_schema")
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cursor.execute("CREATE TABLE test_schema.test_table (id integer, value integer)")
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cursor.execute(
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"INSERT INTO test_schema.test_table SELECT i, i FROM generate_series(0, 99) as t(i)"
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)
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node1.query(
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"""
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DROP DICTIONARY IF EXISTS postgres_dict;
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CREATE DICTIONARY postgres_dict (id UInt32, value UInt32)
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PRIMARY KEY id
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SOURCE(POSTGRESQL(
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port 5432
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host 'postgres1'
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user 'postgres'
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password 'mysecretpassword'
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db 'postgres_database'
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table 'test_schema.test_table'))
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LIFETIME(MIN 1 MAX 2)
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LAYOUT(HASHED());
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"""
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)
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result = node1.query("SELECT dictGetUInt32(postgres_dict, 'value', toUInt64(1))")
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assert int(result.strip()) == 1
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result = node1.query("SELECT dictGetUInt32(postgres_dict, 'value', toUInt64(99))")
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assert int(result.strip()) == 99
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node1.query("DROP DICTIONARY IF EXISTS postgres_dict")
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cursor.execute("DROP TABLE test_schema.test_table")
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cursor.execute("DROP SCHEMA test_schema")
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def test_predefined_connection_configuration(started_cluster):
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conn = get_postgres_conn(
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ip=started_cluster.postgres_ip,
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port=started_cluster.postgres_port,
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database=True,
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)
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cursor = conn.cursor()
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cursor.execute("DROP TABLE IF EXISTS test_table")
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cursor.execute("CREATE TABLE test_table (id integer, value integer)")
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cursor.execute(
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"INSERT INTO test_table SELECT i, i FROM generate_series(0, 99) as t(i)"
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)
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node1.query(
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"""
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DROP DICTIONARY IF EXISTS postgres_dict;
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CREATE DICTIONARY postgres_dict (id UInt32, value UInt32)
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PRIMARY KEY id
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SOURCE(POSTGRESQL(NAME postgres1))
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LIFETIME(MIN 1 MAX 2)
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LAYOUT(HASHED());
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"""
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)
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result = node1.query("SELECT dictGetUInt32(postgres_dict, 'value', toUInt64(99))")
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assert int(result.strip()) == 99
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cursor.execute("DROP SCHEMA IF EXISTS test_schema CASCADE")
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cursor.execute("CREATE SCHEMA test_schema")
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cursor.execute("CREATE TABLE test_schema.test_table (id integer, value integer)")
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cursor.execute(
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"INSERT INTO test_schema.test_table SELECT i, 100 FROM generate_series(0, 99) as t(i)"
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)
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node1.query(
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"""
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DROP DICTIONARY postgres_dict;
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CREATE DICTIONARY postgres_dict (id UInt32, value UInt32)
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PRIMARY KEY id
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SOURCE(POSTGRESQL(NAME postgres1 SCHEMA test_schema))
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LIFETIME(MIN 1 MAX 2)
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LAYOUT(HASHED());
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"""
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)
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result = node1.query("SELECT dictGetUInt32(postgres_dict, 'value', toUInt64(99))")
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assert int(result.strip()) == 100
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node1.query(
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"""
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DROP DICTIONARY postgres_dict;
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CREATE DICTIONARY postgres_dict (id UInt32, value UInt32)
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PRIMARY KEY id
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SOURCE(POSTGRESQL(NAME postgres2))
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LIFETIME(MIN 1 MAX 2)
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LAYOUT(HASHED());
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"""
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)
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result = node1.query("SELECT dictGetUInt32(postgres_dict, 'value', toUInt64(99))")
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assert int(result.strip()) == 100
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node1.query("DROP DICTIONARY postgres_dict")
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node1.query(
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"""
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CREATE DICTIONARY postgres_dict (id UInt32, value UInt32)
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PRIMARY KEY id
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SOURCE(POSTGRESQL(NAME postgres4))
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LIFETIME(MIN 1 MAX 2)
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LAYOUT(HASHED());
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"""
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)
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result = node1.query_and_get_error(
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"SELECT dictGetUInt32(postgres_dict, 'value', toUInt64(99))"
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)
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node1.query(
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"""
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DROP DICTIONARY postgres_dict;
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CREATE DICTIONARY postgres_dict (id UInt32, value UInt32)
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PRIMARY KEY id
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SOURCE(POSTGRESQL(NAME postgres1 PORT 5432))
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LIFETIME(MIN 1 MAX 2)
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LAYOUT(HASHED());
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"""
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)
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result = node1.query("SELECT dictGetUInt32(postgres_dict, 'value', toUInt64(99))")
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assert int(result.strip()) == 99
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def test_bad_configuration(started_cluster):
|
|
conn = get_postgres_conn(
|
|
ip=started_cluster.postgres_ip,
|
|
port=started_cluster.postgres_port,
|
|
database=True,
|
|
)
|
|
cursor = conn.cursor()
|
|
|
|
node1.query(
|
|
"""
|
|
DROP DICTIONARY IF EXISTS postgres_dict;
|
|
CREATE DICTIONARY postgres_dict (id UInt32, value UInt32)
|
|
PRIMARY KEY id
|
|
SOURCE(POSTGRESQL(
|
|
port 5432
|
|
host 'postgres1'
|
|
user 'postgres'
|
|
password 'mysecretpassword'
|
|
dbbb 'postgres_database'
|
|
table 'test_schema.test_table'))
|
|
LIFETIME(MIN 1 MAX 2)
|
|
LAYOUT(HASHED());
|
|
"""
|
|
)
|
|
|
|
node1.query_and_get_error(
|
|
"SELECT dictGetUInt32(postgres_dict, 'value', toUInt64(1))"
|
|
)
|
|
assert node1.contains_in_log("Unexpected key `dbbb`")
|
|
|
|
|
|
if __name__ == "__main__":
|
|
cluster.start()
|
|
input("Cluster created, press any key to destroy...")
|
|
cluster.shutdown()
|