mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-24 00:22:29 +00:00
494 lines
20 KiB
Python
494 lines
20 KiB
Python
import os
|
|
import sys
|
|
import time
|
|
import logging
|
|
import pytest
|
|
|
|
from helpers.cluster import ClickHouseCluster
|
|
from helpers.test_tools import TSV
|
|
|
|
import docker
|
|
|
|
CURRENT_TEST_DIR = os.path.dirname(os.path.abspath(__file__))
|
|
sys.path.insert(0, os.path.dirname(CURRENT_TEST_DIR))
|
|
|
|
cluster = ClickHouseCluster(__file__, name='copier_test_two_nodes')
|
|
|
|
|
|
@pytest.fixture(scope="module")
|
|
def started_cluster():
|
|
global cluster
|
|
try:
|
|
|
|
for name in ["first_of_two", "second_of_two"]:
|
|
instance = cluster.add_instance(name,
|
|
main_configs=[
|
|
"configs_two_nodes/conf.d/clusters.xml",
|
|
"configs_two_nodes/conf.d/ddl.xml",
|
|
"configs_two_nodes/conf.d/storage_configuration.xml"],
|
|
user_configs=["configs_two_nodes/users.xml"],
|
|
with_zookeeper=True)
|
|
|
|
cluster.start()
|
|
|
|
for name in ["first_of_two", "second_of_two"]:
|
|
instance = cluster.instances[name]
|
|
instance.exec_in_container(['bash', '-c', 'mkdir /jbod1'])
|
|
instance.exec_in_container(['bash', '-c', 'mkdir /jbod2'])
|
|
instance.exec_in_container(['bash', '-c', 'mkdir /external'])
|
|
|
|
yield cluster
|
|
|
|
finally:
|
|
cluster.shutdown()
|
|
|
|
# Will copy table from `first` node to `second`
|
|
class TaskWithDifferentSchema:
|
|
def __init__(self, cluster):
|
|
self.cluster = cluster
|
|
self.zk_task_path = '/clickhouse-copier/task_with_different_schema'
|
|
self.container_task_file = "/task_with_different_schema.xml"
|
|
|
|
for instance_name, _ in cluster.instances.items():
|
|
instance = cluster.instances[instance_name]
|
|
instance.copy_file_to_container(os.path.join(CURRENT_TEST_DIR, './task_with_different_schema.xml'), self.container_task_file)
|
|
print("Copied task file to container of '{}' instance. Path {}".format(instance_name, self.container_task_file))
|
|
|
|
def start(self):
|
|
first = cluster.instances["first_of_two"]
|
|
second = cluster.instances["second_of_two"]
|
|
|
|
first.query("DROP DATABASE IF EXISTS db_different_schema SYNC")
|
|
second.query("DROP DATABASE IF EXISTS db_different_schema SYNC")
|
|
|
|
first.query("CREATE DATABASE IF NOT EXISTS db_different_schema;")
|
|
first.query("""CREATE TABLE db_different_schema.source
|
|
(
|
|
Column1 String,
|
|
Column2 UInt32,
|
|
Column3 Date,
|
|
Column4 DateTime,
|
|
Column5 UInt16,
|
|
Column6 String,
|
|
Column7 String,
|
|
Column8 String,
|
|
Column9 String,
|
|
Column10 String,
|
|
Column11 String,
|
|
Column12 Decimal(3, 1),
|
|
Column13 DateTime,
|
|
Column14 UInt16
|
|
)
|
|
ENGINE = MergeTree()
|
|
PARTITION BY (toYYYYMMDD(Column3), Column3)
|
|
PRIMARY KEY (Column1, Column2, Column3, Column4, Column6, Column7, Column8, Column9)
|
|
ORDER BY (Column1, Column2, Column3, Column4, Column6, Column7, Column8, Column9)
|
|
SETTINGS index_granularity = 8192""")
|
|
|
|
first.query("""INSERT INTO db_different_schema.source SELECT * FROM generateRandom(
|
|
'Column1 String, Column2 UInt32, Column3 Date, Column4 DateTime, Column5 UInt16,
|
|
Column6 String, Column7 String, Column8 String, Column9 String, Column10 String,
|
|
Column11 String, Column12 Decimal(3, 1), Column13 DateTime, Column14 UInt16', 1, 10, 2) LIMIT 50;""")
|
|
|
|
|
|
second.query("CREATE DATABASE IF NOT EXISTS db_different_schema;")
|
|
second.query("""CREATE TABLE db_different_schema.destination
|
|
(
|
|
Column1 LowCardinality(String) CODEC(LZ4),
|
|
Column2 UInt32 CODEC(LZ4),
|
|
Column3 Date CODEC(DoubleDelta, LZ4),
|
|
Column4 DateTime CODEC(DoubleDelta, LZ4),
|
|
Column5 UInt16 CODEC(LZ4),
|
|
Column6 LowCardinality(String) CODEC(ZSTD),
|
|
Column7 LowCardinality(String) CODEC(ZSTD),
|
|
Column8 LowCardinality(String) CODEC(ZSTD),
|
|
Column9 LowCardinality(String) CODEC(ZSTD),
|
|
Column10 String CODEC(ZSTD(6)),
|
|
Column11 LowCardinality(String) CODEC(LZ4),
|
|
Column12 Decimal(3,1) CODEC(LZ4),
|
|
Column13 DateTime CODEC(DoubleDelta, LZ4),
|
|
Column14 UInt16 CODEC(LZ4)
|
|
) ENGINE = MergeTree()
|
|
PARTITION BY toYYYYMMDD(Column3)
|
|
ORDER BY (Column9, Column1, Column2, Column3, Column4);""")
|
|
|
|
print("Preparation completed")
|
|
|
|
def check(self):
|
|
first = cluster.instances["first_of_two"]
|
|
second = cluster.instances["second_of_two"]
|
|
|
|
a = first.query("SELECT count() from db_different_schema.source")
|
|
b = second.query("SELECT count() from db_different_schema.destination")
|
|
assert a == b, "Count"
|
|
|
|
a = TSV(first.query("""SELECT sipHash64(*) from db_different_schema.source
|
|
ORDER BY (Column1, Column2, Column3, Column4, Column5, Column6, Column7, Column8, Column9, Column10, Column11, Column12, Column13, Column14)"""))
|
|
b = TSV(second.query("""SELECT sipHash64(*) from db_different_schema.destination
|
|
ORDER BY (Column1, Column2, Column3, Column4, Column5, Column6, Column7, Column8, Column9, Column10, Column11, Column12, Column13, Column14)"""))
|
|
assert a == b, "Data"
|
|
|
|
first.query("DROP DATABASE IF EXISTS db_different_schema SYNC")
|
|
second.query("DROP DATABASE IF EXISTS db_different_schema SYNC")
|
|
|
|
|
|
# Just simple copying, but table schema has TTL on columns
|
|
# Also table will have slightly different schema
|
|
class TaskTTL:
|
|
def __init__(self, cluster):
|
|
self.cluster = cluster
|
|
self.zk_task_path = '/clickhouse-copier/task_ttl_columns'
|
|
self.container_task_file = "/task_ttl_columns.xml"
|
|
|
|
for instance_name, _ in cluster.instances.items():
|
|
instance = cluster.instances[instance_name]
|
|
instance.copy_file_to_container(os.path.join(CURRENT_TEST_DIR, './task_ttl_columns.xml'), self.container_task_file)
|
|
print("Copied task file to container of '{}' instance. Path {}".format(instance_name, self.container_task_file))
|
|
|
|
def start(self):
|
|
first = cluster.instances["first_of_two"]
|
|
second = cluster.instances["second_of_two"]
|
|
|
|
first.query("DROP DATABASE IF EXISTS db_ttl_columns SYNC")
|
|
second.query("DROP DATABASE IF EXISTS db_ttl_columns SYNC")
|
|
|
|
first.query("CREATE DATABASE IF NOT EXISTS db_ttl_columns;")
|
|
first.query("""CREATE TABLE db_ttl_columns.source
|
|
(
|
|
Column1 String,
|
|
Column2 UInt32,
|
|
Column3 Date,
|
|
Column4 DateTime,
|
|
Column5 UInt16,
|
|
Column6 String TTL now() + INTERVAL 1 MONTH,
|
|
Column7 Decimal(3, 1) TTL now() + INTERVAL 1 MONTH,
|
|
Column8 Tuple(Float64, Float64) TTL now() + INTERVAL 1 MONTH
|
|
)
|
|
ENGINE = MergeTree()
|
|
PARTITION BY (toYYYYMMDD(Column3), Column3)
|
|
PRIMARY KEY (Column1, Column2, Column3)
|
|
ORDER BY (Column1, Column2, Column3)
|
|
SETTINGS index_granularity = 8192""")
|
|
|
|
first.query("""INSERT INTO db_ttl_columns.source SELECT * FROM generateRandom(
|
|
'Column1 String, Column2 UInt32, Column3 Date, Column4 DateTime, Column5 UInt16,
|
|
Column6 String, Column7 Decimal(3, 1), Column8 Tuple(Float64, Float64)', 1, 10, 2) LIMIT 50;""")
|
|
|
|
second.query("CREATE DATABASE IF NOT EXISTS db_ttl_columns;")
|
|
second.query("""CREATE TABLE db_ttl_columns.destination
|
|
(
|
|
Column1 String,
|
|
Column2 UInt32,
|
|
Column3 Date,
|
|
Column4 DateTime TTL now() + INTERVAL 1 MONTH,
|
|
Column5 UInt16 TTL now() + INTERVAL 1 MONTH,
|
|
Column6 String TTL now() + INTERVAL 1 MONTH,
|
|
Column7 Decimal(3, 1) TTL now() + INTERVAL 1 MONTH,
|
|
Column8 Tuple(Float64, Float64)
|
|
) ENGINE = MergeTree()
|
|
PARTITION BY toYYYYMMDD(Column3)
|
|
ORDER BY (Column3, Column2, Column1);""")
|
|
|
|
print("Preparation completed")
|
|
|
|
def check(self):
|
|
first = cluster.instances["first_of_two"]
|
|
second = cluster.instances["second_of_two"]
|
|
|
|
a = first.query("SELECT count() from db_ttl_columns.source")
|
|
b = second.query("SELECT count() from db_ttl_columns.destination")
|
|
assert a == b, "Count"
|
|
|
|
a = TSV(first.query("""SELECT sipHash64(*) from db_ttl_columns.source
|
|
ORDER BY (Column1, Column2, Column3, Column4, Column5, Column6, Column7, Column8)"""))
|
|
b = TSV(second.query("""SELECT sipHash64(*) from db_ttl_columns.destination
|
|
ORDER BY (Column1, Column2, Column3, Column4, Column5, Column6, Column7, Column8)"""))
|
|
assert a == b, "Data"
|
|
|
|
first.query("DROP DATABASE IF EXISTS db_ttl_columns SYNC")
|
|
second.query("DROP DATABASE IF EXISTS db_ttl_columns SYNC")
|
|
|
|
|
|
class TaskSkipIndex:
|
|
def __init__(self, cluster):
|
|
self.cluster = cluster
|
|
self.zk_task_path = '/clickhouse-copier/task_skip_index'
|
|
self.container_task_file = "/task_skip_index.xml"
|
|
|
|
for instance_name, _ in cluster.instances.items():
|
|
instance = cluster.instances[instance_name]
|
|
instance.copy_file_to_container(os.path.join(CURRENT_TEST_DIR, './task_skip_index.xml'), self.container_task_file)
|
|
print("Copied task file to container of '{}' instance. Path {}".format(instance_name, self.container_task_file))
|
|
|
|
def start(self):
|
|
first = cluster.instances["first_of_two"]
|
|
second = cluster.instances["second_of_two"]
|
|
|
|
first.query("DROP DATABASE IF EXISTS db_skip_index SYNC")
|
|
second.query("DROP DATABASE IF EXISTS db_skip_index SYNC")
|
|
|
|
first.query("CREATE DATABASE IF NOT EXISTS db_skip_index;")
|
|
first.query("""CREATE TABLE db_skip_index.source
|
|
(
|
|
Column1 UInt64,
|
|
Column2 Int32,
|
|
Column3 Date,
|
|
Column4 DateTime,
|
|
Column5 String,
|
|
INDEX a (Column1 * Column2, Column5) TYPE minmax GRANULARITY 3,
|
|
INDEX b (Column1 * length(Column5)) TYPE set(1000) GRANULARITY 4
|
|
)
|
|
ENGINE = MergeTree()
|
|
PARTITION BY (toYYYYMMDD(Column3), Column3)
|
|
PRIMARY KEY (Column1, Column2, Column3)
|
|
ORDER BY (Column1, Column2, Column3)
|
|
SETTINGS index_granularity = 8192""")
|
|
|
|
first.query("""INSERT INTO db_skip_index.source SELECT * FROM generateRandom(
|
|
'Column1 UInt64, Column2 Int32, Column3 Date, Column4 DateTime, Column5 String', 1, 10, 2) LIMIT 100;""")
|
|
|
|
second.query("CREATE DATABASE IF NOT EXISTS db_skip_index;")
|
|
second.query("""CREATE TABLE db_skip_index.destination
|
|
(
|
|
Column1 UInt64,
|
|
Column2 Int32,
|
|
Column3 Date,
|
|
Column4 DateTime,
|
|
Column5 String,
|
|
INDEX a (Column1 * Column2, Column5) TYPE minmax GRANULARITY 3,
|
|
INDEX b (Column1 * length(Column5)) TYPE set(1000) GRANULARITY 4
|
|
) ENGINE = MergeTree()
|
|
PARTITION BY toYYYYMMDD(Column3)
|
|
ORDER BY (Column3, Column2, Column1);""")
|
|
|
|
print("Preparation completed")
|
|
|
|
def check(self):
|
|
first = cluster.instances["first_of_two"]
|
|
second = cluster.instances["second_of_two"]
|
|
|
|
a = first.query("SELECT count() from db_skip_index.source")
|
|
b = second.query("SELECT count() from db_skip_index.destination")
|
|
assert a == b, "Count"
|
|
|
|
a = TSV(first.query("""SELECT sipHash64(*) from db_skip_index.source
|
|
ORDER BY (Column1, Column2, Column3, Column4, Column5)"""))
|
|
b = TSV(second.query("""SELECT sipHash64(*) from db_skip_index.destination
|
|
ORDER BY (Column1, Column2, Column3, Column4, Column5)"""))
|
|
assert a == b, "Data"
|
|
|
|
first.query("DROP DATABASE IF EXISTS db_skip_index SYNC")
|
|
second.query("DROP DATABASE IF EXISTS db_skip_index SYNC")
|
|
|
|
|
|
class TaskTTLMoveToVolume:
|
|
def __init__(self, cluster):
|
|
self.cluster = cluster
|
|
self.zk_task_path = '/clickhouse-copier/task_ttl_move_to_volume'
|
|
self.container_task_file = "/task_ttl_move_to_volume.xml"
|
|
|
|
for instance_name, _ in cluster.instances.items():
|
|
instance = cluster.instances[instance_name]
|
|
instance.copy_file_to_container(os.path.join(CURRENT_TEST_DIR, './task_ttl_move_to_volume.xml'), self.container_task_file)
|
|
print("Copied task file to container of '{}' instance. Path {}".format(instance_name, self.container_task_file))
|
|
|
|
def start(self):
|
|
first = cluster.instances["first_of_two"]
|
|
second = cluster.instances["first_of_two"]
|
|
|
|
first.query("DROP DATABASE IF EXISTS db_move_to_volume SYNC")
|
|
second.query("DROP DATABASE IF EXISTS db_move_to_volume SYNC")
|
|
|
|
first.query("CREATE DATABASE IF NOT EXISTS db_move_to_volume;")
|
|
first.query("""CREATE TABLE db_move_to_volume.source
|
|
(
|
|
Column1 UInt64,
|
|
Column2 Int32,
|
|
Column3 Date,
|
|
Column4 DateTime,
|
|
Column5 String
|
|
)
|
|
ENGINE = MergeTree()
|
|
PARTITION BY (toYYYYMMDD(Column3), Column3)
|
|
PRIMARY KEY (Column1, Column2, Column3)
|
|
ORDER BY (Column1, Column2, Column3)
|
|
TTL Column3 + INTERVAL 1 MONTH TO VOLUME 'external'
|
|
SETTINGS storage_policy = 'external_with_jbods';""")
|
|
|
|
first.query("""INSERT INTO db_move_to_volume.source SELECT * FROM generateRandom(
|
|
'Column1 UInt64, Column2 Int32, Column3 Date, Column4 DateTime, Column5 String', 1, 10, 2) LIMIT 100;""")
|
|
|
|
second.query("CREATE DATABASE IF NOT EXISTS db_move_to_volume;")
|
|
second.query("""CREATE TABLE db_move_to_volume.destination
|
|
(
|
|
Column1 UInt64,
|
|
Column2 Int32,
|
|
Column3 Date,
|
|
Column4 DateTime,
|
|
Column5 String
|
|
) ENGINE = MergeTree()
|
|
PARTITION BY toYYYYMMDD(Column3)
|
|
ORDER BY (Column3, Column2, Column1)
|
|
TTL Column3 + INTERVAL 1 MONTH TO VOLUME 'external'
|
|
SETTINGS storage_policy = 'external_with_jbods';""")
|
|
|
|
print("Preparation completed")
|
|
|
|
def check(self):
|
|
first = cluster.instances["first_of_two"]
|
|
second = cluster.instances["second_of_two"]
|
|
|
|
a = first.query("SELECT count() from db_move_to_volume.source")
|
|
b = second.query("SELECT count() from db_move_to_volume.destination")
|
|
assert a == b, "Count"
|
|
|
|
a = TSV(first.query("""SELECT sipHash64(*) from db_move_to_volume.source
|
|
ORDER BY (Column1, Column2, Column3, Column4, Column5)"""))
|
|
b = TSV(second.query("""SELECT sipHash64(*) from db_move_to_volume.destination
|
|
ORDER BY (Column1, Column2, Column3, Column4, Column5)"""))
|
|
assert a == b, "Data"
|
|
|
|
first.query("DROP DATABASE IF EXISTS db_move_to_volume SYNC")
|
|
second.query("DROP DATABASE IF EXISTS db_move_to_volume SYNC")
|
|
|
|
|
|
class TaskDropTargetPartition:
|
|
def __init__(self, cluster):
|
|
self.cluster = cluster
|
|
self.zk_task_path = '/clickhouse-copier/task_drop_target_partition'
|
|
self.container_task_file = "/task_drop_target_partition.xml"
|
|
|
|
for instance_name, _ in cluster.instances.items():
|
|
instance = cluster.instances[instance_name]
|
|
instance.copy_file_to_container(os.path.join(CURRENT_TEST_DIR, './task_drop_target_partition.xml'), self.container_task_file)
|
|
print("Copied task file to container of '{}' instance. Path {}".format(instance_name, self.container_task_file))
|
|
|
|
def start(self):
|
|
first = cluster.instances["first_of_two"]
|
|
second = cluster.instances["second_of_two"]
|
|
|
|
first.query("DROP DATABASE IF EXISTS db_drop_target_partition SYNC")
|
|
second.query("DROP DATABASE IF EXISTS db_drop_target_partition SYNC")
|
|
|
|
first.query("CREATE DATABASE IF NOT EXISTS db_drop_target_partition;")
|
|
first.query("""CREATE TABLE db_drop_target_partition.source
|
|
(
|
|
Column1 UInt64,
|
|
Column2 Int32,
|
|
Column3 Date,
|
|
Column4 DateTime,
|
|
Column5 String
|
|
)
|
|
ENGINE = MergeTree()
|
|
PARTITION BY (toYYYYMMDD(Column3), Column3)
|
|
PRIMARY KEY (Column1, Column2, Column3)
|
|
ORDER BY (Column1, Column2, Column3);""")
|
|
|
|
first.query("""INSERT INTO db_drop_target_partition.source SELECT * FROM generateRandom(
|
|
'Column1 UInt64, Column2 Int32, Column3 Date, Column4 DateTime, Column5 String', 1, 10, 2) LIMIT 100;""")
|
|
|
|
|
|
second.query("CREATE DATABASE IF NOT EXISTS db_drop_target_partition;")
|
|
second.query("""CREATE TABLE db_drop_target_partition.destination
|
|
(
|
|
Column1 UInt64,
|
|
Column2 Int32,
|
|
Column3 Date,
|
|
Column4 DateTime,
|
|
Column5 String
|
|
) ENGINE = MergeTree()
|
|
PARTITION BY toYYYYMMDD(Column3)
|
|
ORDER BY (Column3, Column2, Column1);""")
|
|
|
|
# Insert data in target too. It has to be dropped.
|
|
first.query("""INSERT INTO db_drop_target_partition.destination SELECT * FROM db_drop_target_partition.source;""")
|
|
|
|
print("Preparation completed")
|
|
|
|
def check(self):
|
|
first = cluster.instances["first_of_two"]
|
|
second = cluster.instances["second_of_two"]
|
|
|
|
a = first.query("SELECT count() from db_drop_target_partition.source")
|
|
b = second.query("SELECT count() from db_drop_target_partition.destination")
|
|
assert a == b, "Count"
|
|
|
|
a = TSV(first.query("""SELECT sipHash64(*) from db_drop_target_partition.source
|
|
ORDER BY (Column1, Column2, Column3, Column4, Column5)"""))
|
|
b = TSV(second.query("""SELECT sipHash64(*) from db_drop_target_partition.destination
|
|
ORDER BY (Column1, Column2, Column3, Column4, Column5)"""))
|
|
assert a == b, "Data"
|
|
|
|
first.query("DROP DATABASE IF EXISTS db_drop_target_partition SYNC")
|
|
second.query("DROP DATABASE IF EXISTS db_drop_target_partition SYNC")
|
|
|
|
|
|
def execute_task(started_cluster, task, cmd_options):
|
|
task.start()
|
|
|
|
zk = started_cluster.get_kazoo_client('zoo1')
|
|
print("Use ZooKeeper server: {}:{}".format(zk.hosts[0][0], zk.hosts[0][1]))
|
|
|
|
# Run cluster-copier processes on each node
|
|
docker_api = started_cluster.docker_client.api
|
|
copiers_exec_ids = []
|
|
|
|
cmd = ['/usr/bin/clickhouse', 'copier',
|
|
'--config', '/etc/clickhouse-server/config-copier.xml',
|
|
'--task-path', task.zk_task_path,
|
|
'--task-file', task.container_task_file,
|
|
'--task-upload-force', 'true',
|
|
'--base-dir', '/var/log/clickhouse-server/copier']
|
|
cmd += cmd_options
|
|
|
|
print(cmd)
|
|
|
|
for instance_name in started_cluster.instances.keys():
|
|
instance = started_cluster.instances[instance_name]
|
|
container = instance.get_docker_handle()
|
|
instance.copy_file_to_container(os.path.join(CURRENT_TEST_DIR, "configs_two_nodes/config-copier.xml"), "/etc/clickhouse-server/config-copier.xml")
|
|
logging.info("Copied copier config to {}".format(instance.name))
|
|
exec_id = docker_api.exec_create(container.id, cmd, stderr=True)
|
|
output = docker_api.exec_start(exec_id).decode('utf8')
|
|
logging.info(output)
|
|
copiers_exec_ids.append(exec_id)
|
|
logging.info("Copier for {} ({}) has started".format(instance.name, instance.ip_address))
|
|
|
|
# time.sleep(1000)
|
|
|
|
# Wait for copiers stopping and check their return codes
|
|
for exec_id, instance in zip(copiers_exec_ids, iter(started_cluster.instances.values())):
|
|
while True:
|
|
res = docker_api.exec_inspect(exec_id)
|
|
if not res['Running']:
|
|
break
|
|
time.sleep(1)
|
|
|
|
assert res['ExitCode'] == 0, "Instance: {} ({}). Info: {}".format(instance.name, instance.ip_address, repr(res))
|
|
|
|
try:
|
|
task.check()
|
|
finally:
|
|
zk.delete(task.zk_task_path, recursive=True)
|
|
|
|
|
|
# Tests
|
|
@pytest.mark.skip(reason="Too flaky :(")
|
|
def test_different_schema(started_cluster):
|
|
execute_task(started_cluster, TaskWithDifferentSchema(started_cluster), [])
|
|
|
|
|
|
@pytest.mark.skip(reason="Too flaky :(")
|
|
def test_ttl_columns(started_cluster):
|
|
execute_task(started_cluster, TaskTTL(started_cluster), [])
|
|
|
|
|
|
@pytest.mark.skip(reason="Too flaky :(")
|
|
def test_skip_index(started_cluster):
|
|
execute_task(started_cluster, TaskSkipIndex(started_cluster), [])
|
|
|
|
|
|
@pytest.mark.skip(reason="Too flaky :(")
|
|
def test_ttl_move_to_volume(started_cluster):
|
|
execute_task(started_cluster, TaskTTLMoveToVolume(started_cluster), [])
|