mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-15 02:41:59 +00:00
138 lines
4.0 KiB
Python
138 lines
4.0 KiB
Python
from time import sleep
|
|
|
|
import pytest
|
|
|
|
from helpers.cluster import ClickHouseCluster
|
|
|
|
cluster = ClickHouseCluster(__file__)
|
|
|
|
main_configs = [
|
|
"configs/remote_servers.xml",
|
|
"configs/backups_disk.xml",
|
|
"configs/keeper_map_path_prefix.xml",
|
|
]
|
|
|
|
user_configs = [
|
|
"configs/zookeeper_retries.xml",
|
|
]
|
|
|
|
node1 = cluster.add_instance(
|
|
"node1",
|
|
main_configs=main_configs,
|
|
user_configs=user_configs,
|
|
external_dirs=["/backups/"],
|
|
macros={"replica": "node1", "shard": "shard1"},
|
|
with_zookeeper=True,
|
|
stay_alive=True,
|
|
)
|
|
|
|
node2 = cluster.add_instance(
|
|
"node2",
|
|
main_configs=main_configs,
|
|
user_configs=user_configs,
|
|
external_dirs=["/backups/"],
|
|
macros={"replica": "node2", "shard": "shard1"},
|
|
with_zookeeper=True,
|
|
stay_alive=True,
|
|
)
|
|
|
|
|
|
node3 = cluster.add_instance(
|
|
"node3",
|
|
main_configs=main_configs,
|
|
user_configs=user_configs,
|
|
external_dirs=["/backups/"],
|
|
macros={"replica": "node3", "shard": "shard2"},
|
|
with_zookeeper=True,
|
|
stay_alive=True,
|
|
)
|
|
|
|
|
|
@pytest.fixture(scope="module", autouse=True)
|
|
def start_cluster():
|
|
try:
|
|
cluster.start()
|
|
yield cluster
|
|
finally:
|
|
cluster.shutdown()
|
|
|
|
|
|
backup_id_counter = 0
|
|
|
|
|
|
def new_backup_name(base_name):
|
|
global backup_id_counter
|
|
backup_id_counter += 1
|
|
return f"Disk('backups', '{base_name}{backup_id_counter}')"
|
|
|
|
|
|
@pytest.mark.parametrize("deduplicate_files", [0, 1])
|
|
def test_on_cluster(deduplicate_files):
|
|
database_name = f"keeper_backup{deduplicate_files}"
|
|
node1.query_with_retry(f"CREATE DATABASE {database_name} ON CLUSTER cluster")
|
|
node1.query_with_retry(
|
|
f"CREATE TABLE {database_name}.keeper1 ON CLUSTER cluster (key UInt64, value String) Engine=KeeperMap('/{database_name}/test_on_cluster1') PRIMARY KEY key"
|
|
)
|
|
node1.query_with_retry(
|
|
f"CREATE TABLE {database_name}.keeper2 ON CLUSTER cluster (key UInt64, value String) Engine=KeeperMap('/{database_name}/test_on_cluster1') PRIMARY KEY key"
|
|
)
|
|
node1.query_with_retry(
|
|
f"CREATE TABLE {database_name}.keeper3 ON CLUSTER cluster (key UInt64, value String) Engine=KeeperMap('/{database_name}/test_on_cluster2') PRIMARY KEY key"
|
|
)
|
|
node1.query_with_retry(
|
|
f"INSERT INTO {database_name}.keeper2 SELECT number, 'test' || toString(number) FROM system.numbers LIMIT 5"
|
|
)
|
|
node1.query_with_retry(
|
|
f"INSERT INTO {database_name}.keeper3 SELECT number, 'test' || toString(number) FROM system.numbers LIMIT 5"
|
|
)
|
|
|
|
expected_result = "".join(f"{i}\ttest{i}\n" for i in range(5))
|
|
|
|
def verify_data():
|
|
for node in [node1, node2, node3]:
|
|
for i in range(1, 4):
|
|
result = node.query_with_retry(
|
|
f"SELECT key, value FROM {database_name}.keeper{i} ORDER BY key FORMAT TSV"
|
|
)
|
|
assert result == expected_result
|
|
|
|
verify_data()
|
|
|
|
backup_name = new_backup_name("test_on_cluster")
|
|
node1.query(
|
|
f"BACKUP DATABASE {database_name} ON CLUSTER cluster TO {backup_name} SETTINGS async = false, deduplicate_files = {deduplicate_files};"
|
|
)
|
|
|
|
node1.query(f"DROP DATABASE {database_name} ON CLUSTER cluster SYNC;")
|
|
|
|
def apply_for_all_nodes(f):
|
|
for node in [node1, node2, node3]:
|
|
f(node)
|
|
|
|
def change_keeper_map_prefix(node):
|
|
node.replace_config(
|
|
"/etc/clickhouse-server/config.d/keeper_map_path_prefix.xml",
|
|
"""
|
|
<clickhouse>
|
|
<keeper_map_path_prefix>/different_path/keeper_map</keeper_map_path_prefix>
|
|
</clickhouse>
|
|
""",
|
|
)
|
|
|
|
apply_for_all_nodes(lambda node: node.stop_clickhouse())
|
|
apply_for_all_nodes(change_keeper_map_prefix)
|
|
apply_for_all_nodes(lambda node: node.start_clickhouse())
|
|
|
|
node1.query(
|
|
f"RESTORE DATABASE {database_name} ON CLUSTER cluster FROM {backup_name} SETTINGS async = false;"
|
|
)
|
|
|
|
verify_data()
|
|
|
|
node1.query(f"DROP TABLE {database_name}.keeper3 ON CLUSTER cluster SYNC;")
|
|
node1.query(
|
|
f"RESTORE TABLE {database_name}.keeper3 ON CLUSTER cluster FROM {backup_name} SETTINGS async = false;"
|
|
)
|
|
|
|
verify_data()
|