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139 lines
4.9 KiB
Python
139 lines
4.9 KiB
Python
import pytest
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from helpers.cluster import ClickHouseCluster
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from helpers.test_tools import TSV
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cluster = ClickHouseCluster(__file__)
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node_ll = cluster.add_instance(
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"node_ll",
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main_configs=[
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"configs/remote_servers.xml",
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],
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user_configs=[
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"configs/allow_database_types.xml",
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],
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macros={"replica": "node_ll", "shard": "shard"},
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with_zookeeper=True,
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)
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node_no_ll = cluster.add_instance(
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"node_no_ll",
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main_configs=[
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"configs/no_lazy_load.xml",
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"configs/remote_servers.xml",
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],
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user_configs=[
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"configs/allow_database_types.xml",
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],
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macros={"replica": "node_no_ll", "shard": "shard"},
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with_zookeeper=True,
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)
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instances = [node_ll, node_no_ll]
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@pytest.fixture(scope="module", autouse=True)
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def started_cluster():
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try:
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cluster.start()
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# "sleep(1)" is here to make loading of dictionaries a bit slower for this test.
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instances[0].query(
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"CREATE VIEW src ON CLUSTER 'cluster' AS SELECT number AS key, number * number + 1 + sleep(1) AS value FROM numbers(10)"
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)
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# "dict_get_user" can only call dictGet(), nothing more.
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instances[0].query("CREATE USER dictget_user ON CLUSTER 'cluster'")
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instances[0].query(
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"GRANT dictGet ON atomicdb.dict TO dictget_user ON CLUSTER 'cluster'"
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)
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instances[0].query(
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"GRANT dictGet ON repldb.dict TO dictget_user ON CLUSTER 'cluster'"
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)
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instances[0].query("CREATE DATABASE atomicdb ON CLUSTER 'cluster'")
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instances[0].query(
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"CREATE DATABASE repldb ON CLUSTER 'cluster' ENGINE=Replicated('/clickhouse/path/','{shard}','{replica}')"
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)
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yield cluster
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finally:
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instances[0].query("DROP TABLE IF EXISTS src ON CLUSTER 'cluster'")
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instances[0].query("DROP USER IF EXISTS dictget_user ON CLUSTER 'cluster'")
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instances[0].query("DROP DATABASE IF EXISTS atomicdb ON CLUSTER 'cluster'")
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instances[0].query("DROP DATABASE IF EXISTS repldb ON CLUSTER 'cluster'")
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cluster.shutdown()
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@pytest.fixture(autouse=True)
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def cleanup_after_test():
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try:
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yield
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finally:
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instances[0].query("DROP DICTIONARY IF EXISTS dict ON CLUSTER 'cluster'")
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def get_status(instance, dictionary_name):
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return instance.query(
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"SELECT status FROM system.dictionaries WHERE name='" + dictionary_name + "'"
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).rstrip("\n")
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@pytest.mark.parametrize(
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"database, instance_to_create_dictionary, instances_to_check",
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[
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("atomicdb", node_ll, [node_ll]),
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("atomicdb", node_no_ll, [node_no_ll]),
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("repldb", node_ll, [node_ll, node_no_ll]),
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("repldb", node_no_ll, [node_ll, node_no_ll]),
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],
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)
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def test_create_or_replace(database, instance_to_create_dictionary, instances_to_check):
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num_steps = 2
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dict_uuids = {}
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for step in range(0, num_steps):
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create_dictionary_query = f"CREATE OR REPLACE DICTIONARY {database}.dict (key Int64, value Int64) PRIMARY KEY key SOURCE(CLICKHOUSE(HOST 'localhost' PORT tcpPort() USER 'default' TABLE 'src' PASSWORD '' DB 'default')) LIFETIME(0) LAYOUT(FLAT())"
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instance_to_create_dictionary.query(create_dictionary_query)
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for instance in instances_to_check:
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if instance != instance_to_create_dictionary:
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instance.query(f"SYSTEM SYNC DATABASE REPLICA {database}")
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dict_uuid = instance.query(
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f"SELECT uuid FROM system.tables WHERE database='{database}' AND table='dict'"
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).strip("\n")
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dict_db, dict_name, dict_status = (
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instance.query(
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f"SELECT database, name, status FROM system.dictionaries WHERE uuid='{dict_uuid}'"
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)
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.strip("\n")
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.split("\t")
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)
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assert dict_db == database
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assert dict_name == "dict"
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# "uuid" must be the same for all the dictionaries created at the same "step" and different for the dictionaries created at different steps.
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if step in dict_uuids:
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assert dict_uuids[step] == dict_uuid
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dict_uuids[step] = dict_uuid
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assert dict_uuid not in [
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dict_uuids[prev_step] for prev_step in range(0, step)
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]
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expected_dict_status = (
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["NOT_LOADED"] if instance == node_ll else ["LOADING", "LOADED"]
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)
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assert dict_status in expected_dict_status
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for instance in instances_to_check:
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select_query = f"SELECT arrayJoin([0, 5, 7, 11]) as key, dictGet({database}.dict, 'value', key)"
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expected_result = TSV([[0, 1], [5, 26], [7, 50], [11, 0]])
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assert instance.query(select_query) == expected_result
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assert instance.query(select_query, user="dictget_user") == expected_result
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instance_to_create_dictionary.query(f"DROP DICTIONARY IF EXISTS {database}.dict")
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