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127 lines
3.4 KiB
Python
127 lines
3.4 KiB
Python
import uuid
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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 TSV
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CLICKHOUSE_MAX_VERSION_WITH_ANALYZER_DISABLED_BY_DEFAULT = "24.2"
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cluster = ClickHouseCluster(__file__)
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# Here analyzer is enabled by default
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current = cluster.add_instance(
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"current",
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main_configs=["configs/remote_servers.xml"],
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)
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# Here analyzer is disabled by default
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backward = cluster.add_instance(
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"backward",
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use_old_analyzer=True,
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main_configs=["configs/remote_servers.xml"],
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image="clickhouse/clickhouse-server",
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tag=CLICKHOUSE_MAX_VERSION_WITH_ANALYZER_DISABLED_BY_DEFAULT,
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with_installed_binary=True,
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)
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@pytest.fixture(scope="module")
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def start_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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def test_two_new_versions(start_cluster):
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# Two new versions (both know about the analyzer)
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# One have it enabled by default, another one - disabled.
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current.query("SYSTEM FLUSH LOGS")
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backward.query("SYSTEM FLUSH LOGS")
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query_id = str(uuid.uuid4())
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current.query(
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"SELECT * FROM clusterAllReplicas('test_cluster_mixed', system.tables);",
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query_id=query_id,
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)
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current.query("SYSTEM FLUSH LOGS")
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backward.query("SYSTEM FLUSH LOGS")
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assert (
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current.query(
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"""
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SELECT hostname() AS h, getSetting('allow_experimental_analyzer')
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FROM clusterAllReplicas('test_cluster_mixed', system.one)
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ORDER BY h;"""
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)
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== TSV([["backward", "true"], ["current", "true"]])
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)
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# Should be enabled explicitly on the old instance.
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analyzer_enabled = backward.query(
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f"""
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SELECT
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DISTINCT Settings['allow_experimental_analyzer']
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FROM system.query_log
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WHERE initial_query_id = '{query_id}';"""
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)
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assert TSV(analyzer_enabled) == TSV("1")
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query_id = str(uuid.uuid4())
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backward.query(
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"SELECT * FROM clusterAllReplicas('test_cluster_mixed', system.tables)",
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query_id=query_id,
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)
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current.query("SYSTEM FLUSH LOGS")
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backward.query("SYSTEM FLUSH LOGS")
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# The old version doesn't know about the alias.
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# For this we will ask about the old experimental name.
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assert (
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backward.query(
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"""
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SELECT hostname() AS h, getSetting('allow_experimental_analyzer')
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FROM clusterAllReplicas('test_cluster_mixed', system.one)
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ORDER BY h;"""
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)
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== TSV([["backward", "false"], ["current", "false"]])
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)
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# Should be disabled everywhere
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analyzer_enabled = backward.query(
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f"""
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SELECT
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DISTINCT Settings['allow_experimental_analyzer']
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FROM clusterAllReplicas('test_cluster_mixed', system.query_log)
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WHERE initial_query_id = '{query_id}';"""
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)
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assert TSV(analyzer_enabled) == TSV("0")
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# Only new version knows about the alias
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# and it will send the old setting `allow_experimental_analyzer`
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# to the remote server.
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query_id = str(uuid.uuid4())
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current.query(
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"SELECT * FROM clusterAllReplicas('test_cluster_mixed', system.tables) SETTINGS enable_analyzer = 1;",
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query_id=query_id,
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)
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current.query("SYSTEM FLUSH LOGS")
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backward.query("SYSTEM FLUSH LOGS")
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# Should be disabled explicitly everywhere.
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analyzer_enabled = current.query(
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f"""
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SELECT
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DISTINCT Settings['allow_experimental_analyzer']
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FROM system.query_log
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WHERE initial_query_id = '{query_id}';"""
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)
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assert TSV(analyzer_enabled) == TSV("1")
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