mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-30 11:32:03 +00:00
155 lines
4.1 KiB
Python
155 lines
4.1 KiB
Python
#!/usr/bin/env python3
|
|
##!/usr/bin/env python3
|
|
import pytest
|
|
from helpers.cluster import ClickHouseCluster
|
|
from multiprocessing.dummy import Pool
|
|
from kazoo.client import KazooClient, KazooState
|
|
import random
|
|
import string
|
|
import os
|
|
import time
|
|
|
|
cluster = ClickHouseCluster(__file__)
|
|
node1 = cluster.add_instance(
|
|
"node1", main_configs=["configs/keeper_config1.xml"], stay_alive=True
|
|
)
|
|
node2 = cluster.add_instance(
|
|
"node2", main_configs=["configs/keeper_config2.xml"], stay_alive=True
|
|
)
|
|
node3 = cluster.add_instance(
|
|
"node3", main_configs=["configs/keeper_config3.xml"], stay_alive=True
|
|
)
|
|
|
|
|
|
def start_zookeeper(node):
|
|
node1.exec_in_container(["bash", "-c", "/opt/zookeeper/bin/zkServer.sh start"])
|
|
|
|
|
|
def stop_zookeeper(node):
|
|
node.exec_in_container(["bash", "-c", "/opt/zookeeper/bin/zkServer.sh stop"])
|
|
|
|
|
|
def clear_zookeeper(node):
|
|
node.exec_in_container(["bash", "-c", "rm -fr /zookeeper/*"])
|
|
|
|
|
|
def restart_and_clear_zookeeper(node):
|
|
stop_zookeeper(node)
|
|
clear_zookeeper(node)
|
|
start_zookeeper(node)
|
|
|
|
|
|
def clear_clickhouse_data(node):
|
|
node.exec_in_container(
|
|
[
|
|
"bash",
|
|
"-c",
|
|
"rm -fr /var/lib/clickhouse/coordination/logs/* /var/lib/clickhouse/coordination/snapshots/*",
|
|
]
|
|
)
|
|
|
|
|
|
def convert_zookeeper_data(node):
|
|
cmd = "/usr/bin/clickhouse keeper-converter --zookeeper-logs-dir /zookeeper/version-2/ --zookeeper-snapshots-dir /zookeeper/version-2/ --output-dir /var/lib/clickhouse/coordination/snapshots"
|
|
node.exec_in_container(["bash", "-c", cmd])
|
|
return os.path.join(
|
|
"/var/lib/clickhouse/coordination/snapshots",
|
|
node.exec_in_container(
|
|
["bash", "-c", "ls /var/lib/clickhouse/coordination/snapshots"]
|
|
).strip(),
|
|
)
|
|
|
|
|
|
def stop_clickhouse(node):
|
|
node.stop_clickhouse()
|
|
|
|
|
|
def start_clickhouse(node):
|
|
node.start_clickhouse()
|
|
|
|
|
|
def copy_zookeeper_data(make_zk_snapshots, node):
|
|
stop_zookeeper(node)
|
|
|
|
if make_zk_snapshots: # force zookeeper to create snapshot
|
|
start_zookeeper(node)
|
|
stop_zookeeper(node)
|
|
|
|
stop_clickhouse(node)
|
|
clear_clickhouse_data(node)
|
|
convert_zookeeper_data(node)
|
|
start_zookeeper(node)
|
|
start_clickhouse(node)
|
|
|
|
|
|
@pytest.fixture(scope="module")
|
|
def started_cluster():
|
|
try:
|
|
cluster.start()
|
|
|
|
yield cluster
|
|
|
|
finally:
|
|
cluster.shutdown()
|
|
|
|
|
|
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 get_genuine_zk(node, timeout=30.0):
|
|
_genuine_zk_instance = KazooClient(
|
|
hosts=cluster.get_instance_ip(node.name) + ":2181", timeout=timeout
|
|
)
|
|
_genuine_zk_instance.start()
|
|
return _genuine_zk_instance
|
|
|
|
|
|
def test_snapshot_and_load(started_cluster):
|
|
restart_and_clear_zookeeper(node1)
|
|
genuine_connection = get_genuine_zk(node1)
|
|
for node in [node1, node2, node3]:
|
|
print("Stop and clear", node.name, "with dockerid", node.docker_id)
|
|
stop_clickhouse(node)
|
|
clear_clickhouse_data(node)
|
|
|
|
for i in range(1000):
|
|
genuine_connection.create("/test" + str(i), b"data")
|
|
|
|
print("Data loaded to zookeeper")
|
|
|
|
stop_zookeeper(node1)
|
|
start_zookeeper(node1)
|
|
stop_zookeeper(node1)
|
|
|
|
print("Data copied to node1")
|
|
resulted_path = convert_zookeeper_data(node1)
|
|
print("Resulted path", resulted_path)
|
|
for node in [node2, node3]:
|
|
print("Copy snapshot from", node1.name, "to", node.name)
|
|
cluster.copy_file_from_container_to_container(
|
|
node1, resulted_path, node, "/var/lib/clickhouse/coordination/snapshots"
|
|
)
|
|
|
|
print("Starting clickhouses")
|
|
|
|
p = Pool(3)
|
|
result = p.map_async(start_clickhouse, [node1, node2, node3])
|
|
result.wait()
|
|
|
|
print("Loading additional data")
|
|
fake_zks = [get_fake_zk(node) for node in [node1, node2, node3]]
|
|
for i in range(1000):
|
|
fake_zk = random.choice(fake_zks)
|
|
try:
|
|
fake_zk.create("/test" + str(i + 1000), b"data")
|
|
except Exception as ex:
|
|
print("Got exception:" + str(ex))
|
|
|
|
print("Final")
|
|
fake_zks[0].create("/test10000", b"data")
|