ClickHouse/tests/integration/test_catboost_model_config_reload/test.py

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import os
import sys
import time
import pytest
sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
SCRIPT_DIR = os.path.dirname(os.path.realpath(__file__))
from helpers.cluster import ClickHouseCluster
cluster = ClickHouseCluster(__file__)
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node = cluster.add_instance('node', stay_alive=True, main_configs=['config/models_config.xml', 'config/catboost_lib.xml'])
def copy_file_to_container(local_path, dist_path, container_id):
os.system("docker cp {local} {cont_id}:{dist}".format(local=local_path, cont_id=container_id, dist=dist_path))
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config = '''<yandex>
<models_config>/etc/clickhouse-server/model/{model_config}</models_config>
</yandex>'''
@pytest.fixture(scope="module")
def started_cluster():
try:
cluster.start()
copy_file_to_container(os.path.join(SCRIPT_DIR, 'model/.'), '/etc/clickhouse-server/model', node.docker_id)
node.restart_clickhouse()
yield cluster
finally:
cluster.shutdown()
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def change_config(model_config):
node.replace_config("/etc/clickhouse-server/config.d/models_config.xml", config.format(model_config=model_config))
node.query("SYSTEM RELOAD CONFIG;")
def test(started_cluster):
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if node.is_built_with_memory_sanitizer():
pytest.skip("Memory Sanitizer cannot work with third-party shared libraries")
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# Set config with the path to the first model.
change_config("model_config.xml")
node.query("SELECT modelEvaluate('model1', 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11);")
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# Change path to the second model in config.
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change_config("model_config2.xml")
# Check that the new model is loaded.
node.query("SELECT modelEvaluate('model2', 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11);")
# Check that the old model was unloaded.
node.query_and_get_error("SELECT modelEvaluate('model1', 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11);")