ClickHouse/tests/integration/test_distributed_ddl_on_cross_replication/test.py
Alexander Tokmakov df39af23a1 fix
2022-07-21 20:32:33 +02:00

172 lines
6.6 KiB
Python

import pytest
from helpers.cluster import ClickHouseCluster
from helpers.test_tools import assert_eq_with_retry
cluster = ClickHouseCluster(__file__)
node1 = cluster.add_instance(
"node1",
main_configs=["configs/remote_servers.xml"],
user_configs=["configs/settings.xml"],
with_zookeeper=True,
macros={"shard": 1, "replica": 1, "shard_bk": 3, "replica_bk": 2},
)
node2 = cluster.add_instance(
"node2",
main_configs=["configs/remote_servers.xml"],
user_configs=["configs/settings.xml"],
with_zookeeper=True,
macros={"shard": 2, "replica": 1, "shard_bk": 1, "replica_bk": 2},
)
node3 = cluster.add_instance(
"node3",
main_configs=["configs/remote_servers.xml"],
user_configs=["configs/settings.xml"],
with_zookeeper=True,
macros={"shard": 3, "replica": 1, "shard_bk": 2, "replica_bk": 2},
)
@pytest.fixture(scope="module")
def started_cluster():
try:
cluster.start()
node1.query(
"""
CREATE DATABASE replica_1 ON CLUSTER cross_3shards_2replicas;
CREATE DATABASE replica_2 ON CLUSTER cross_3shards_2replicas;
CREATE TABLE replica_1.replicated_local
ON CLUSTER cross_3shards_2replicas (part_key Date, id UInt32, shard_id UInt32)
ENGINE = ReplicatedMergeTree('/clickhouse/tables/{shard}/replicated', '{replica}')
partition by part_key order by id;
CREATE TABLE replica_1.replicated
ON CLUSTER cross_3shards_2replicas as replica_1.replicated_local
ENGINE = Distributed(cross_3shards_2replicas, '', replicated_local, shard_id);
CREATE TABLE replica_2.replicated_local
ON CLUSTER cross_3shards_2replicas (part_key Date, id UInt32, shard_id UInt32)
ENGINE = ReplicatedMergeTree('/clickhouse/tables/{shard_bk}/replicated', '{replica_bk}')
partition by part_key order by id;
CREATE TABLE replica_2.replicated
ON CLUSTER cross_3shards_2replicas as replica_2.replicated_local
ENGINE = Distributed(cross_3shards_2replicas, '', replicated_local, shard_id);
"""
)
to_insert = """\
2017-06-16 10 0
2017-06-17 11 0
2017-06-16 20 1
2017-06-17 21 1
2017-06-16 30 2
2017-06-17 31 2
"""
node1.query(
"INSERT INTO replica_1.replicated FORMAT TSV",
stdin=to_insert,
settings={"insert_distributed_sync": 1},
)
yield cluster
finally:
# pass
cluster.shutdown()
def test_alter_ddl(started_cluster):
node1.query(
"ALTER TABLE replica_1.replicated_local \
ON CLUSTER cross_3shards_2replicas \
UPDATE shard_id=shard_id+3 \
WHERE part_key='2017-06-16'"
)
node1.query("SYSTEM SYNC REPLICA replica_2.replicated_local;", timeout=5)
assert_eq_with_retry(
node1,
"SELECT count(*) FROM replica_2.replicated where shard_id >= 3 and part_key='2017-06-16'",
"3",
)
node1.query(
"ALTER TABLE replica_1.replicated_local \
ON CLUSTER cross_3shards_2replicas DELETE WHERE shard_id >=3;"
)
node1.query("SYSTEM SYNC REPLICA replica_2.replicated_local;", timeout=5)
assert_eq_with_retry(
node1, "SELECT count(*) FROM replica_2.replicated where shard_id >= 3", "0"
)
node2.query(
"ALTER TABLE replica_1.replicated_local ON CLUSTER cross_3shards_2replicas DROP PARTITION '2017-06-17'"
)
node2.query("SYSTEM SYNC REPLICA replica_2.replicated_local;", timeout=5)
assert_eq_with_retry(node1, "SELECT count(*) FROM replica_2.replicated", "0")
def test_atomic_database(started_cluster):
node1.query(
"""DROP DATABASE IF EXISTS replica_1 ON CLUSTER cross_3shards_2replicas;
DROP DATABASE IF EXISTS replica_2 ON CLUSTER cross_3shards_2replicas;
CREATE DATABASE replica_1 ON CLUSTER cross_3shards_2replicas ENGINE=Atomic;
CREATE DATABASE replica_2 ON CLUSTER cross_3shards_2replicas ENGINE=Atomic;"""
)
assert "It's not supported for cross replication" in node1.query_and_get_error(
"CREATE TABLE rmt ON CLUSTER cross_3shards_2replicas (n UInt64, s String) ENGINE=ReplicatedMergeTree ORDER BY n"
)
assert "It's not supported for cross replication" in node1.query_and_get_error(
"CREATE TABLE replica_1.rmt ON CLUSTER cross_3shards_2replicas (n UInt64, s String) ENGINE=ReplicatedMergeTree ORDER BY n"
)
assert "It's not supported for cross replication" in node1.query_and_get_error(
"CREATE TABLE rmt ON CLUSTER cross_3shards_2replicas (n UInt64, s String) ENGINE=ReplicatedMergeTree('/{shard}/{uuid}/', '{replica}') ORDER BY n"
)
assert "It's not supported for cross replication" in node1.query_and_get_error(
"CREATE TABLE replica_2.rmt ON CLUSTER cross_3shards_2replicas (n UInt64, s String) ENGINE=ReplicatedMergeTree('/{shard}/{uuid}/', '{replica}') ORDER BY n"
)
assert (
"For a distributed DDL on circular replicated cluster its table name must be qualified by database name"
in node1.query_and_get_error(
"CREATE TABLE rmt ON CLUSTER cross_3shards_2replicas (n UInt64, s String) ENGINE=ReplicatedMergeTree('/tables/{shard}/rmt/', '{replica}') ORDER BY n"
)
)
node1.query(
"CREATE TABLE replica_1.rmt ON CLUSTER cross_3shards_2replicas (n UInt64, s String) ENGINE=ReplicatedMergeTree('/tables/{shard}/rmt/', '{replica}') ORDER BY n"
)
node1.query(
"CREATE TABLE replica_2.rmt ON CLUSTER cross_3shards_2replicas (n UInt64, s String) ENGINE=ReplicatedMergeTree('/tables/{shard_bk}/rmt/', '{replica_bk}') ORDER BY n"
)
assert (
node1.query(
"SELECT countDistinct(uuid) from remote('node1,node2,node3', 'system', 'databases') WHERE uuid != '00000000-0000-0000-0000-000000000000' AND name='replica_1'"
)
== "1\n"
)
assert (
node1.query(
"SELECT countDistinct(uuid) from remote('node1,node2,node3', 'system', 'tables') WHERE uuid != '00000000-0000-0000-0000-000000000000' AND name='rmt'"
)
== "2\n"
)
node1.query("INSERT INTO replica_1.rmt VALUES (1, 'test')")
node2.query("SYSTEM SYNC REPLICA replica_2.rmt", timeout=5)
assert_eq_with_retry(node2, "SELECT * FROM replica_2.rmt", "1\ttest")
def test_non_query_with_table_ddl(started_cluster):
node1.query("CREATE USER A ON CLUSTER cross_3shards_2replicas")
assert node1.query("SELECT 1", user="A") == "1\n"
assert node2.query("SELECT 1", user="A") == "1\n"
node2.query("DROP USER A ON CLUSTER cross_3shards_2replicas")