mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-05 14:02:21 +00:00
111 lines
3.1 KiB
Python
111 lines
3.1 KiB
Python
#!/usr/bin/env python3
|
|
|
|
import pytest
|
|
from helpers.cluster import ClickHouseCluster
|
|
import os
|
|
import time
|
|
from multiprocessing.dummy import Pool
|
|
from helpers.test_tools import assert_eq_with_retry
|
|
import helpers.keeper_utils as keeper_utils
|
|
from kazoo.client import KazooClient, KazooState
|
|
|
|
cluster = ClickHouseCluster(__file__)
|
|
CONFIG_DIR = os.path.join(os.path.dirname(os.path.realpath(__file__)), "configs")
|
|
|
|
node1 = cluster.add_instance(
|
|
"node1", main_configs=["configs/enable_keeper1.xml"], stay_alive=True
|
|
)
|
|
node2 = cluster.add_instance(
|
|
"node2", main_configs=["configs/enable_keeper2.xml"], stay_alive=True
|
|
)
|
|
node3 = cluster.add_instance(
|
|
"node3", main_configs=["configs/enable_keeper3.xml"], stay_alive=True
|
|
)
|
|
node4 = cluster.add_instance("node4", stay_alive=True)
|
|
|
|
|
|
@pytest.fixture(scope="module")
|
|
def started_cluster():
|
|
try:
|
|
cluster.start()
|
|
|
|
yield cluster
|
|
|
|
finally:
|
|
cluster.shutdown()
|
|
|
|
|
|
def start(node):
|
|
node.start_clickhouse()
|
|
keeper_utils.wait_until_connected(cluster, node)
|
|
|
|
|
|
def get_fake_zk(node, timeout=30.0):
|
|
_fake_zk_instance = KazooClient(
|
|
hosts=cluster.get_instance_ip(node.name) + ":9181", timeout=timeout
|
|
)
|
|
_fake_zk_instance.start()
|
|
return _fake_zk_instance
|
|
|
|
|
|
def test_node_move(started_cluster):
|
|
zk_conn = None
|
|
zk_conn2 = None
|
|
zk_conn3 = None
|
|
zk_conn4 = None
|
|
|
|
try:
|
|
zk_conn = get_fake_zk(node1)
|
|
|
|
for i in range(100):
|
|
zk_conn.create("/test_four_" + str(i), b"somedata")
|
|
|
|
zk_conn2 = get_fake_zk(node2)
|
|
zk_conn2.sync("/test_four_0")
|
|
|
|
zk_conn3 = get_fake_zk(node3)
|
|
zk_conn3.sync("/test_four_0")
|
|
|
|
for i in range(100):
|
|
assert zk_conn2.exists("test_four_" + str(i)) is not None
|
|
assert zk_conn3.exists("test_four_" + str(i)) is not None
|
|
|
|
node4.stop_clickhouse()
|
|
node4.copy_file_to_container(
|
|
os.path.join(CONFIG_DIR, "enable_keeper_node4_4.xml"),
|
|
"/etc/clickhouse-server/config.d/enable_keeper4.xml",
|
|
)
|
|
p = Pool(3)
|
|
waiter = p.apply_async(start, (node4,))
|
|
node1.copy_file_to_container(
|
|
os.path.join(CONFIG_DIR, "enable_keeper_node4_1.xml"),
|
|
"/etc/clickhouse-server/config.d/enable_keeper1.xml",
|
|
)
|
|
node2.copy_file_to_container(
|
|
os.path.join(CONFIG_DIR, "enable_keeper_node4_2.xml"),
|
|
"/etc/clickhouse-server/config.d/enable_keeper2.xml",
|
|
)
|
|
|
|
node1.query("SYSTEM RELOAD CONFIG")
|
|
node2.query("SYSTEM RELOAD CONFIG")
|
|
|
|
waiter.wait()
|
|
|
|
zk_conn4 = get_fake_zk(node4)
|
|
zk_conn4.sync("/test_four_0")
|
|
|
|
for i in range(100):
|
|
assert zk_conn4.exists("/test_four_" + str(i)) is not None
|
|
|
|
with pytest.raises(Exception):
|
|
# Adding and removing nodes is async operation
|
|
for i in range(10):
|
|
zk_conn3 = get_fake_zk(node3)
|
|
zk_conn3.sync("/test_four_0")
|
|
time.sleep(i)
|
|
finally:
|
|
for zk in [zk_conn, zk_conn2, zk_conn3, zk_conn4]:
|
|
if zk:
|
|
zk.stop()
|
|
zk.close()
|