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125 lines
4.8 KiB
Python
125 lines
4.8 KiB
Python
import os
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import time
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import pytest
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from helpers.cluster import ClickHouseCluster
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from helpers.test_tools import assert_eq_with_retry, assert_logs_contain_with_retry
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SCRIPT_DIR = os.path.dirname(os.path.realpath(__file__))
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cluster = ClickHouseCluster(__file__)
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node = cluster.add_instance("node", user_configs=["configs/normal_settings.xml"])
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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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yield cluster
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finally:
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cluster.shutdown()
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@pytest.fixture(autouse=True)
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def reset_to_normal_settings_after_test():
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try:
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node.copy_file_to_container(
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os.path.join(SCRIPT_DIR, "configs/normal_settings.xml"),
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"/etc/clickhouse-server/users.d/z.xml",
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)
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node.query("SYSTEM RELOAD CONFIG")
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yield
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finally:
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pass
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def test_force_reload():
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assert node.query("SELECT getSetting('max_memory_usage')") == "10000000000\n"
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assert node.query("SELECT getSetting('load_balancing')") == "first_or_random\n"
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assert node.query("SELECT getSetting('alter_sync')") == "2\n"
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node.copy_file_to_container(
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os.path.join(SCRIPT_DIR, "configs/changed_settings.xml"),
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"/etc/clickhouse-server/users.d/z.xml",
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)
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node.query("SYSTEM RELOAD CONFIG")
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assert node.query("SELECT getSetting('max_memory_usage')") == "20000000000\n"
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assert node.query("SELECT getSetting('load_balancing')") == "nearest_hostname\n"
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assert node.query("SELECT getSetting('alter_sync')") == "0\n"
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def test_reload_on_timeout():
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assert node.query("SELECT getSetting('max_memory_usage')") == "10000000000\n"
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assert node.query("SELECT getSetting('load_balancing')") == "first_or_random\n"
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assert node.query("SELECT getSetting('alter_sync')") == "2\n"
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time.sleep(1) # The modification time of the 'z.xml' file should be different,
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# because config files are reload by timer only when the modification time is changed.
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node.copy_file_to_container(
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os.path.join(SCRIPT_DIR, "configs/changed_settings.xml"),
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"/etc/clickhouse-server/users.d/z.xml",
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)
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assert_eq_with_retry(node, "SELECT getSetting('max_memory_usage')", "20000000000")
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assert_eq_with_retry(
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node, "SELECT getSetting('load_balancing')", "nearest_hostname"
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)
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assert_eq_with_retry(node, "SELECT getSetting('alter_sync')", "0")
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def test_unknown_setting_force_reload():
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node.copy_file_to_container(
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os.path.join(SCRIPT_DIR, "configs/unknown_setting.xml"),
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"/etc/clickhouse-server/users.d/z.xml",
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)
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error_message = "Setting xyz is neither a builtin setting nor started with the prefix 'custom_' registered for user-defined settings"
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assert error_message in node.query_and_get_error("SYSTEM RELOAD CONFIG")
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assert node.query("SELECT getSetting('max_memory_usage')") == "10000000000\n"
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assert node.query("SELECT getSetting('load_balancing')") == "first_or_random\n"
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assert node.query("SELECT getSetting('alter_sync')") == "2\n"
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def test_unknown_setting_reload_on_timeout():
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time.sleep(1) # The modification time of the 'z.xml' file should be different,
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# because config files are reload by timer only when the modification time is changed.
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node.copy_file_to_container(
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os.path.join(SCRIPT_DIR, "configs/unknown_setting.xml"),
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"/etc/clickhouse-server/users.d/z.xml",
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)
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error_message = "Setting xyz is neither a builtin setting nor started with the prefix 'custom_' registered for user-defined settings"
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assert_logs_contain_with_retry(node, error_message)
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assert node.query("SELECT getSetting('max_memory_usage')") == "10000000000\n"
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assert node.query("SELECT getSetting('load_balancing')") == "first_or_random\n"
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assert node.query("SELECT getSetting('alter_sync')") == "2\n"
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def test_unexpected_setting_int():
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node.copy_file_to_container(
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os.path.join(SCRIPT_DIR, "configs/unexpected_setting_int.xml"),
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"/etc/clickhouse-server/users.d/z.xml",
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)
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error_message = "Cannot parse"
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assert error_message in node.query_and_get_error("SYSTEM RELOAD CONFIG")
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assert node.query("SELECT getSetting('max_memory_usage')") == "10000000000\n"
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assert node.query("SELECT getSetting('load_balancing')") == "first_or_random\n"
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assert node.query("SELECT getSetting('alter_sync')") == "2\n"
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def test_unexpected_setting_enum():
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node.copy_file_to_container(
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os.path.join(SCRIPT_DIR, "configs/unexpected_setting_int.xml"),
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"/etc/clickhouse-server/users.d/z.xml",
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)
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error_message = "Cannot parse"
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assert error_message in node.query_and_get_error("SYSTEM RELOAD CONFIG")
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assert node.query("SELECT getSetting('max_memory_usage')") == "10000000000\n"
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assert node.query("SELECT getSetting('load_balancing')") == "first_or_random\n"
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assert node.query("SELECT getSetting('alter_sync')") == "2\n"
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