mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-11 18:14:03 +00:00
106 lines
3.5 KiB
Python
106 lines
3.5 KiB
Python
#!/usr/bin/env python3
|
|
import pytest
|
|
from helpers.cluster import ClickHouseCluster
|
|
import random
|
|
import string
|
|
import os
|
|
import time
|
|
from multiprocessing.dummy import Pool
|
|
from helpers.network import PartitionManager
|
|
from helpers.test_tools import assert_eq_with_retry
|
|
from kazoo.client import KazooClient, KazooState
|
|
|
|
cluster = ClickHouseCluster(__file__)
|
|
node1 = cluster.add_instance('node1', main_configs=['configs/enable_keeper1.xml', 'configs/keeper_conf.xml'], stay_alive=True)
|
|
node2 = cluster.add_instance('node2', main_configs=['configs/enable_keeper2.xml', 'configs/keeper_conf.xml'], stay_alive=True)
|
|
node3 = cluster.add_instance('node3', main_configs=['configs/enable_keeper3.xml', 'configs/keeper_conf.xml'], stay_alive=True)
|
|
|
|
|
|
def get_fake_zk(nodename, timeout=30.0):
|
|
_fake_zk_instance = KazooClient(hosts=cluster.get_instance_ip(nodename) + ":9181", timeout=timeout)
|
|
_fake_zk_instance.start()
|
|
return _fake_zk_instance
|
|
|
|
|
|
@pytest.fixture(scope="module")
|
|
def started_cluster():
|
|
try:
|
|
cluster.start()
|
|
|
|
yield cluster
|
|
|
|
finally:
|
|
cluster.shutdown()
|
|
|
|
def start(node):
|
|
node.start_clickhouse()
|
|
|
|
|
|
def delete_with_retry(node_name, path):
|
|
for _ in range(30):
|
|
try:
|
|
get_fake_zk(node_name).delete(path)
|
|
return
|
|
except:
|
|
time.sleep(0.5)
|
|
raise Exception(f"Cannot delete {path} from node {node_name}")
|
|
|
|
|
|
def test_start_offline(started_cluster):
|
|
p = Pool(3)
|
|
try:
|
|
node1_zk = get_fake_zk("node1")
|
|
node1_zk.create("/test_alive", b"aaaa")
|
|
|
|
node1.stop_clickhouse()
|
|
node2.stop_clickhouse()
|
|
node3.stop_clickhouse()
|
|
|
|
time.sleep(3)
|
|
p.map(start, [node2, node3])
|
|
|
|
assert node2.contains_in_log("Cannot connect to ZooKeeper (or Keeper) before internal Keeper start")
|
|
assert node3.contains_in_log("Cannot connect to ZooKeeper (or Keeper) before internal Keeper start")
|
|
|
|
node2_zk = get_fake_zk("node2")
|
|
node2_zk.create("/c", b"data")
|
|
|
|
finally:
|
|
p.map(start, [node1, node2, node3])
|
|
delete_with_retry("node1", "/test_alive")
|
|
|
|
|
|
def test_start_non_existing(started_cluster):
|
|
p = Pool(3)
|
|
try:
|
|
node1.stop_clickhouse()
|
|
node2.stop_clickhouse()
|
|
node3.stop_clickhouse()
|
|
|
|
node1.replace_in_config('/etc/clickhouse-server/config.d/enable_keeper1.xml', 'node3', 'non_existing_node')
|
|
node2.replace_in_config('/etc/clickhouse-server/config.d/enable_keeper2.xml', 'node3', 'non_existing_node')
|
|
|
|
time.sleep(3)
|
|
p.map(start, [node2, node1])
|
|
|
|
assert node1.contains_in_log("Cannot connect to ZooKeeper (or Keeper) before internal Keeper start")
|
|
assert node2.contains_in_log("Cannot connect to ZooKeeper (or Keeper) before internal Keeper start")
|
|
|
|
node2_zk = get_fake_zk("node2")
|
|
node2_zk.create("/test_non_exising", b"data")
|
|
finally:
|
|
node1.replace_in_config('/etc/clickhouse-server/config.d/enable_keeper1.xml', 'non_existing_node', 'node3')
|
|
node2.replace_in_config('/etc/clickhouse-server/config.d/enable_keeper2.xml', 'non_existing_node', 'node3')
|
|
p.map(start, [node1, node2, node3])
|
|
delete_with_retry("node2", "/test_non_exising")
|
|
|
|
|
|
def test_restart_third_node(started_cluster):
|
|
node1_zk = get_fake_zk("node1")
|
|
node1_zk.create("/test_restart", b"aaaa")
|
|
|
|
node3.restart_clickhouse()
|
|
|
|
assert node3.contains_in_log("Connected to ZooKeeper (or Keeper) before internal Keeper start")
|
|
node1_zk.delete("/test_restart")
|