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Add integration test for the case when the initiator of a distributed query is older than a shard.

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Vitaly Baranov 2019-11-17 02:13:29 +03:00
parent f3d72b9ec1
commit 64c1f0b174
4 changed files with 86 additions and 51 deletions
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0
dbms/tests/integration/test_old_versions_client/__init__.py → dbms/tests/integration/test_old_versions/__init__.py
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13
dbms/tests/integration/test_old_versions/configs/config.d/test_cluster.xml Normal file
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<yandex>
<remote_servers>
<test_cluster>
<shard>
<weight>1</weight>
<replica>
<host>node_new</host>
<port>9000</port>
</replica>
</shard>
</test_cluster>
</remote_servers>
</yandex>

73
dbms/tests/integration/test_old_versions/test.py Normal file
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import time
import os
import pytest
from helpers.cluster import ClickHouseCluster
from multiprocessing.dummy import Pool
from helpers.client import QueryRuntimeException, QueryTimeoutExceedException
from helpers.test_tools import assert_eq_with_retry
cluster = ClickHouseCluster(__file__)
node18_14 = cluster.add_instance('node18_14', image='yandex/clickhouse-server:18.14.19', with_installed_binary=True, config_dir="configs")
node19_1 = cluster.add_instance('node19_1', image='yandex/clickhouse-server:19.1.16', with_installed_binary=True, config_dir="configs")
node19_4 = cluster.add_instance('node19_4', image='yandex/clickhouse-server:19.4.5.35', with_installed_binary=True, config_dir="configs")
node19_8 = cluster.add_instance('node19_8', image='yandex/clickhouse-server:19.8.3.8', with_installed_binary=True, config_dir="configs")
node19_11 = cluster.add_instance('node19_11', image='yandex/clickhouse-server:19.11.13.74', with_installed_binary=True, config_dir="configs")
node19_13 = cluster.add_instance('node19_13', image='yandex/clickhouse-server:19.13.7.57', with_installed_binary=True, config_dir="configs")
node19_16 = cluster.add_instance('node19_16', image='yandex/clickhouse-server:19.16.2.2', with_installed_binary=True, config_dir="configs")
old_nodes = [node18_14, node19_1, node19_4, node19_8, node19_11, node19_13, node19_16]
new_node = cluster.add_instance('node_new')
def query_from_one_node_to_another(client_node, server_node, query):
client_node.exec_in_container(["bash", "-c", "/usr/bin/clickhouse client --host {} --query {!r}".format(server_node.name, query)])
@pytest.fixture(scope="module")
def setup_nodes():
try:
cluster.start()
for n in old_nodes + [new_node]:
n.query('''CREATE TABLE test_table (id UInt32, value UInt64) ENGINE = MergeTree() ORDER BY tuple()''')
for n in old_nodes:
n.query('''CREATE TABLE dist_table AS test_table ENGINE = Distributed('test_cluster', 'default', 'test_table')''')
yield cluster
finally:
cluster.shutdown()
def test_client_is_older_than_server(setup_nodes):
server = new_node
for i, client in enumerate(old_nodes):
query_from_one_node_to_another(client, server, "INSERT INTO test_table VALUES (1, {})".format(i))
for client in old_nodes:
query_from_one_node_to_another(client, server, "SELECT COUNT() FROM test_table")
assert server.query("SELECT COUNT() FROM test_table WHERE id=1") == str(len(old_nodes)) + "\n"
def test_server_is_older_than_client(setup_nodes):
client = new_node
for i, server in enumerate(old_nodes):
query_from_one_node_to_another(client, server, "INSERT INTO test_table VALUES (2, {})".format(i))
for server in old_nodes:
query_from_one_node_to_another(client, server, "SELECT COUNT() FROM test_table")
for server in old_nodes:
assert server.query("SELECT COUNT() FROM test_table WHERE id=2") == "1\n"
def test_distributed_query_initiator_is_older_than_shard(setup_nodes):
distributed_query_initiator_old_nodes = [node18_14, node19_13, node19_16]
shard = new_node
for i, initiator in enumerate(distributed_query_initiator_old_nodes):
initiator.query("INSERT INTO dist_table VALUES (3, {})".format(i))
assert_eq_with_retry(shard, "SELECT COUNT() FROM test_table WHERE id=3", str(len(distributed_query_initiator_old_nodes)))
assert_eq_with_retry(initiator, "SELECT COUNT() FROM dist_table WHERE id=3", str(len(distributed_query_initiator_old_nodes)))

51
dbms/tests/integration/test_old_versions_client/test.py
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import time
import pytest
from helpers.cluster import ClickHouseCluster
from multiprocessing.dummy import Pool
from helpers.client import QueryRuntimeException, QueryTimeoutExceedException
from helpers.test_tools import assert_eq_with_retry
cluster = ClickHouseCluster(__file__)
node18_14 = cluster.add_instance('node18_14', image='yandex/clickhouse-server:18.14.19', with_installed_binary=True)
node19_1 = cluster.add_instance('node19_1', image='yandex/clickhouse-server:19.1.16', with_installed_binary=True)
node19_4 = cluster.add_instance('node19_4', image='yandex/clickhouse-server:19.4.5.35', with_installed_binary=True)
node19_6 = cluster.add_instance('node19_6', image='yandex/clickhouse-server:19.6.3.18', with_installed_binary=True)
node19_8 = cluster.add_instance('node19_8', image='yandex/clickhouse-server:19.8.3.8', with_installed_binary=True)
node_new = cluster.add_instance('node_new')
@pytest.fixture(scope="module")
def setup_nodes():
try:
cluster.start()
for n in (node18_14, node19_1, node19_4, node19_6, node19_8, node_new):
n.query('''CREATE TABLE test_table (id UInt32, value UInt64) ENGINE = MergeTree() ORDER BY tuple()''')
yield cluster
finally:
cluster.shutdown()
def query_from_one_node_to_another(client_node, server_node, query):
client_node.exec_in_container(["bash", "-c", "/usr/bin/clickhouse client --host {} --query '{}'".format(server_node.name, query)])
def test_client_from_different_versions(setup_nodes):
old_nodes = (node18_14, node19_1, node19_4, node19_6, node19_8)
# from new to old
for n in old_nodes:
query_from_one_node_to_another(node_new, n, "INSERT INTO test_table VALUES (1, 1)")
for n in old_nodes:
query_from_one_node_to_another(node_new, n, "SELECT COUNT() FROM test_table")
for n in old_nodes:
assert n.query("SELECT COUNT() FROM test_table") == "1\n"
# from old to new
for i, n in enumerate(old_nodes):
query_from_one_node_to_another(n, node_new, "INSERT INTO test_table VALUES ({i}, {i})".format(i=i))
for n in old_nodes:
query_from_one_node_to_another(n, node_new, "SELECT COUNT() FROM test_table")
assert node_new.query("SELECT COUNT() FROM test_table") == str(len(old_nodes)) + "\n"