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64 lines
1.6 KiB
Python
64 lines
1.6 KiB
Python
#!/usr/bin/env python3
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import random
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import string
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import pytest
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from helpers.cluster import ClickHouseCluster
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from helpers import keeper_utils
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from kazoo.client import KazooClient, KazooState
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from kazoo.exceptions import ConnectionLoss
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cluster = ClickHouseCluster(__file__, keeper_config_dir="configs/")
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# clickhouse itself will use external zookeeper
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node = cluster.add_instance(
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"node",
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stay_alive=True,
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with_zookeeper=True,
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)
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def random_string(length):
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return "".join(random.choices(string.ascii_lowercase + string.digits, k=length))
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def get_connection_zk(nodename, timeout=30.0):
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_fake_zk_instance = KazooClient(
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hosts=cluster.get_instance_ip(nodename) + ":2181", timeout=timeout
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)
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_fake_zk_instance.start()
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return _fake_zk_instance
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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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yield cluster
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finally:
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cluster.shutdown()
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def test_soft_limit_create(started_cluster):
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started_cluster.wait_zookeeper_to_start()
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try:
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node_zk = get_connection_zk("zoo1")
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loop_time = 100000
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node_zk.create("/test_soft_limit", b"abc")
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for i in range(loop_time):
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node_zk.create(
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"/test_soft_limit/node_" + str(i), random_string(1000).encode()
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)
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except ConnectionLoss:
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txn = node_zk.transaction()
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for i in range(10):
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txn.delete("/test_soft_limit/node_" + str(i))
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txn.create("/test_soft_limit/node_1000001" + str(i), b"abcde")
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txn.commit()
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return
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raise Exception("all records are inserted but no error occurs")
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