mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-23 16:12:01 +00:00
236 lines
6.4 KiB
Python
236 lines
6.4 KiB
Python
import os
|
|
import sys
|
|
import time
|
|
|
|
import pytest
|
|
|
|
sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
|
|
|
|
from helpers.cluster import ClickHouseCluster
|
|
from helpers.network import PartitionManager
|
|
from helpers.test_tools import TSV
|
|
|
|
cluster = ClickHouseCluster(__file__)
|
|
node = cluster.add_instance('node', with_zookeeper=True, main_configs=['configs/remote_servers.xml'])
|
|
node_1 = cluster.add_instance('node_1', with_zookeeper=True)
|
|
node_2 = cluster.add_instance('node_2', with_zookeeper=True)
|
|
|
|
@pytest.fixture(scope="module")
|
|
def started_cluster():
|
|
try:
|
|
cluster.start()
|
|
|
|
node.query('''CREATE TABLE distributed (id UInt32) ENGINE =
|
|
Distributed('test_cluster', 'default', 'replicated')''')
|
|
|
|
node.query('''CREATE TABLE distributed2 (id UInt32) ENGINE =
|
|
Distributed('test_cluster2', 'default', 'replicated')''')
|
|
|
|
cluster.pause_container('node_1')
|
|
cluster.pause_container('node_2')
|
|
|
|
yield cluster
|
|
|
|
finally:
|
|
cluster.shutdown()
|
|
|
|
|
|
base_config = '''
|
|
<clickhouse>
|
|
<remote_servers>
|
|
<test_cluster>
|
|
<shard>
|
|
<internal_replication>true</internal_replication>
|
|
<replica>
|
|
<host>node_1</host>
|
|
<port>9000</port>
|
|
</replica>
|
|
<replica>
|
|
<host>node_2</host>
|
|
<port>9000</port>
|
|
</replica>
|
|
</shard>
|
|
</test_cluster>
|
|
<test_cluster2>
|
|
<shard>
|
|
<internal_replication>true</internal_replication>
|
|
<replica>
|
|
<host>node_1</host>
|
|
<port>9000</port>
|
|
</replica>
|
|
<replica>
|
|
<host>node_2</host>
|
|
<port>9000</port>
|
|
</replica>
|
|
</shard>
|
|
</test_cluster2>
|
|
</remote_servers>
|
|
</clickhouse>
|
|
'''
|
|
|
|
test_config1 = '''
|
|
<clickhouse>
|
|
<remote_servers>
|
|
<test_cluster>
|
|
<shard>
|
|
<internal_replication>true</internal_replication>
|
|
<replica>
|
|
<host>node_1</host>
|
|
<port>9000</port>
|
|
</replica>
|
|
</shard>
|
|
</test_cluster>
|
|
<test_cluster2>
|
|
<shard>
|
|
<internal_replication>true</internal_replication>
|
|
<replica>
|
|
<host>node_1</host>
|
|
<port>9000</port>
|
|
</replica>
|
|
<replica>
|
|
<host>node_2</host>
|
|
<port>9000</port>
|
|
</replica>
|
|
</shard>
|
|
</test_cluster2>
|
|
</remote_servers>
|
|
</clickhouse>
|
|
'''
|
|
|
|
test_config2 = '''
|
|
<clickhouse>
|
|
<remote_servers>
|
|
<test_cluster>
|
|
<shard>
|
|
<internal_replication>true</internal_replication>
|
|
<replica>
|
|
<host>node_1</host>
|
|
<port>9000</port>
|
|
</replica>
|
|
<replica>
|
|
<host>node_2</host>
|
|
<port>9000</port>
|
|
</replica>
|
|
</shard>
|
|
</test_cluster>
|
|
</remote_servers>
|
|
</clickhouse>
|
|
'''
|
|
|
|
test_config3 = '''
|
|
<clickhouse>
|
|
<remote_servers>
|
|
<test_cluster>
|
|
<shard>
|
|
<internal_replication>true</internal_replication>
|
|
<replica>
|
|
<host>node_1</host>
|
|
<port>9000</port>
|
|
</replica>
|
|
<replica>
|
|
<host>node_2</host>
|
|
<port>9000</port>
|
|
</replica>
|
|
</shard>
|
|
</test_cluster>
|
|
<test_cluster2>
|
|
<shard>
|
|
<internal_replication>true</internal_replication>
|
|
<replica>
|
|
<host>node_1</host>
|
|
<port>9000</port>
|
|
</replica>
|
|
<replica>
|
|
<host>node_2</host>
|
|
<port>9000</port>
|
|
</replica>
|
|
</shard>
|
|
</test_cluster2>
|
|
<test_cluster3>
|
|
<shard>
|
|
<internal_replication>true</internal_replication>
|
|
<replica>
|
|
<host>node_1</host>
|
|
<port>9000</port>
|
|
</replica>
|
|
</shard>
|
|
</test_cluster3>
|
|
</remote_servers>
|
|
</clickhouse>
|
|
'''
|
|
|
|
|
|
def send_repeated_query(table, count=5):
|
|
for i in range(count):
|
|
node.query_and_get_error("SELECT count() FROM {} SETTINGS receive_timeout=1".format(table))
|
|
|
|
|
|
def get_errors_count(cluster, host_name="node_1"):
|
|
return int(node.query("SELECT errors_count FROM system.clusters WHERE cluster='{}' and host_name='{}'".format(cluster, host_name)))
|
|
|
|
|
|
def set_config(config):
|
|
node.replace_config("/etc/clickhouse-server/config.d/remote_servers.xml", config)
|
|
node.query("SYSTEM RELOAD CONFIG")
|
|
|
|
|
|
def test_simple_reload(started_cluster):
|
|
send_repeated_query("distributed")
|
|
|
|
assert get_errors_count("test_cluster") > 0
|
|
|
|
node.query("SYSTEM RELOAD CONFIG")
|
|
|
|
assert get_errors_count("test_cluster") > 0
|
|
|
|
|
|
def test_update_one_cluster(started_cluster):
|
|
send_repeated_query("distributed")
|
|
send_repeated_query("distributed2")
|
|
|
|
assert get_errors_count("test_cluster") > 0
|
|
assert get_errors_count("test_cluster2") > 0
|
|
|
|
set_config(test_config1)
|
|
|
|
assert get_errors_count("test_cluster") == 0
|
|
assert get_errors_count("test_cluster2") > 0
|
|
|
|
set_config(base_config)
|
|
|
|
|
|
def test_delete_cluster(started_cluster):
|
|
send_repeated_query("distributed")
|
|
send_repeated_query("distributed2")
|
|
|
|
assert get_errors_count("test_cluster") > 0
|
|
assert get_errors_count("test_cluster2") > 0
|
|
|
|
set_config(test_config2)
|
|
|
|
assert get_errors_count("test_cluster") > 0
|
|
|
|
result = node.query("SELECT * FROM system.clusters WHERE cluster='test_cluster2'")
|
|
assert result == ''
|
|
|
|
set_config(base_config)
|
|
|
|
|
|
def test_add_cluster(started_cluster):
|
|
send_repeated_query("distributed")
|
|
send_repeated_query("distributed2")
|
|
|
|
assert get_errors_count("test_cluster") > 0
|
|
assert get_errors_count("test_cluster2") > 0
|
|
|
|
set_config(test_config3)
|
|
|
|
assert get_errors_count("test_cluster") > 0
|
|
assert get_errors_count("test_cluster2") > 0
|
|
|
|
result = node.query("SELECT * FROM system.clusters WHERE cluster='test_cluster3'")
|
|
assert result != ''
|
|
|
|
set_config(base_config)
|
|
|