mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-22 23:52:03 +00:00
368 lines
14 KiB
Python
368 lines
14 KiB
Python
import os
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import random
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import sys
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import time
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from contextlib import contextmanager
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import docker
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import kazoo
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import pytest
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from helpers.cluster import ClickHouseCluster
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from helpers.test_tools import TSV
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CURRENT_TEST_DIR = os.path.dirname(os.path.abspath(__file__))
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sys.path.insert(0, os.path.dirname(CURRENT_TEST_DIR))
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COPYING_FAIL_PROBABILITY = 0.2
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MOVING_FAIL_PROBABILITY = 0.2
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cluster = ClickHouseCluster(__file__)
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def check_all_hosts_sucesfully_executed(tsv_content, num_hosts):
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M = TSV.toMat(tsv_content)
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hosts = [(l[0], l[1]) for l in M] # (host, port)
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codes = [l[2] for l in M]
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assert len(hosts) == num_hosts and len(set(hosts)) == num_hosts, "\n" + tsv_content
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assert len(set(codes)) == 1, "\n" + tsv_content
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assert codes[0] == "0", "\n" + tsv_content
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def ddl_check_query(instance, query, num_hosts=3):
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contents = instance.query(query)
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check_all_hosts_sucesfully_executed(contents, num_hosts)
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return contents
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@pytest.fixture(scope="module")
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def started_cluster():
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global cluster
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try:
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clusters_schema = {
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"0": {
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"0": ["0", "1"],
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"1": ["0"]
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},
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"1": {
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"0": ["0", "1"],
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"1": ["0"]
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}
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}
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for cluster_name, shards in clusters_schema.iteritems():
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for shard_name, replicas in shards.iteritems():
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for replica_name in replicas:
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name = "s{}_{}_{}".format(cluster_name, shard_name, replica_name)
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cluster.add_instance(name,
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main_configs=["configs/conf.d/query_log.xml", "configs/conf.d/ddl.xml",
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"configs/conf.d/clusters.xml"],
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user_configs=["configs/users.xml"],
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macros={"cluster": cluster_name, "shard": shard_name, "replica": replica_name},
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with_zookeeper=True)
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cluster.start()
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yield cluster
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finally:
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cluster.shutdown()
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class Task1:
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def __init__(self, cluster):
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self.cluster = cluster
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self.zk_task_path = "/clickhouse-copier/task_simple"
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self.copier_task_config = open(os.path.join(CURRENT_TEST_DIR, 'task0_description.xml'), 'r').read()
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def start(self):
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instance = cluster.instances['s0_0_0']
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for cluster_num in ["0", "1"]:
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ddl_check_query(instance, "DROP DATABASE IF EXISTS default ON CLUSTER cluster{}".format(cluster_num))
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ddl_check_query(instance,
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"CREATE DATABASE IF NOT EXISTS default ON CLUSTER cluster{}".format(
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cluster_num))
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ddl_check_query(instance, "CREATE TABLE hits ON CLUSTER cluster0 (d UInt64, d1 UInt64 MATERIALIZED d+1) " +
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"ENGINE=ReplicatedMergeTree " +
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"PARTITION BY d % 3 ORDER BY (d, sipHash64(d)) SAMPLE BY sipHash64(d) SETTINGS index_granularity = 16")
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ddl_check_query(instance,
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"CREATE TABLE hits_all ON CLUSTER cluster0 (d UInt64) ENGINE=Distributed(cluster0, default, hits, d)")
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ddl_check_query(instance,
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"CREATE TABLE hits_all ON CLUSTER cluster1 (d UInt64) ENGINE=Distributed(cluster1, default, hits, d + 1)")
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instance.query("INSERT INTO hits_all SELECT * FROM system.numbers LIMIT 1002",
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settings={"insert_distributed_sync": 1})
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def check(self):
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assert TSV(self.cluster.instances['s0_0_0'].query("SELECT count() FROM hits_all")) == TSV("1002\n")
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assert TSV(self.cluster.instances['s1_0_0'].query("SELECT count() FROM hits_all")) == TSV("1002\n")
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assert TSV(self.cluster.instances['s1_0_0'].query("SELECT DISTINCT d % 2 FROM hits")) == TSV("1\n")
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assert TSV(self.cluster.instances['s1_1_0'].query("SELECT DISTINCT d % 2 FROM hits")) == TSV("0\n")
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instance = self.cluster.instances['s0_0_0']
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ddl_check_query(instance, "DROP TABLE hits_all ON CLUSTER cluster0")
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ddl_check_query(instance, "DROP TABLE hits_all ON CLUSTER cluster1")
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ddl_check_query(instance, "DROP TABLE hits ON CLUSTER cluster0")
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ddl_check_query(instance, "DROP TABLE hits ON CLUSTER cluster1")
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class Task2:
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def __init__(self, cluster, unique_zk_path):
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self.cluster = cluster
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self.zk_task_path = "/clickhouse-copier/task_month_to_week_partition"
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self.copier_task_config = open(os.path.join(CURRENT_TEST_DIR, 'task_month_to_week_description.xml'), 'r').read()
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self.unique_zk_path = unique_zk_path
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def start(self):
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instance = cluster.instances['s0_0_0']
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for cluster_num in ["0", "1"]:
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ddl_check_query(instance, "DROP DATABASE IF EXISTS default ON CLUSTER cluster{}".format(cluster_num))
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ddl_check_query(instance,
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"CREATE DATABASE IF NOT EXISTS default ON CLUSTER cluster{}".format(
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cluster_num))
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ddl_check_query(instance,
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"CREATE TABLE a ON CLUSTER cluster0 (date Date, d UInt64, d1 UInt64 ALIAS d+1) "
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"ENGINE=ReplicatedMergeTree('/clickhouse/tables/cluster_{cluster}/{shard}/" + self.unique_zk_path + "', "
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"'{replica}', date, intHash64(d), (date, intHash64(d)), 8192)")
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ddl_check_query(instance,
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"CREATE TABLE a_all ON CLUSTER cluster0 (date Date, d UInt64) ENGINE=Distributed(cluster0, default, a, d)")
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instance.query(
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"INSERT INTO a_all SELECT toDate(17581 + number) AS date, number AS d FROM system.numbers LIMIT 85",
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settings={"insert_distributed_sync": 1})
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def check(self):
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assert TSV(self.cluster.instances['s0_0_0'].query("SELECT count() FROM cluster(cluster0, default, a)")) == TSV(
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"85\n")
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assert TSV(self.cluster.instances['s1_0_0'].query(
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"SELECT count(), uniqExact(date) FROM cluster(cluster1, default, b)")) == TSV("85\t85\n")
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assert TSV(self.cluster.instances['s1_0_0'].query(
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"SELECT DISTINCT jumpConsistentHash(intHash64(d), 2) FROM b")) == TSV("0\n")
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assert TSV(self.cluster.instances['s1_1_0'].query(
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"SELECT DISTINCT jumpConsistentHash(intHash64(d), 2) FROM b")) == TSV("1\n")
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assert TSV(self.cluster.instances['s1_0_0'].query(
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"SELECT uniqExact(partition) IN (12, 13) FROM system.parts WHERE active AND database='default' AND table='b'")) == TSV(
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"1\n")
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assert TSV(self.cluster.instances['s1_1_0'].query(
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"SELECT uniqExact(partition) IN (12, 13) FROM system.parts WHERE active AND database='default' AND table='b'")) == TSV(
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"1\n")
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instance = cluster.instances['s0_0_0']
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ddl_check_query(instance, "DROP TABLE a ON CLUSTER cluster0")
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ddl_check_query(instance, "DROP TABLE b ON CLUSTER cluster1")
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class Task_test_block_size:
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def __init__(self, cluster):
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self.cluster = cluster
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self.zk_task_path = "/clickhouse-copier/task_test_block_size"
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self.copier_task_config = open(os.path.join(CURRENT_TEST_DIR, 'task_test_block_size.xml'), 'r').read()
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self.rows = 1000000
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def start(self):
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instance = cluster.instances['s0_0_0']
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ddl_check_query(instance, """
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CREATE TABLE test_block_size ON CLUSTER shard_0_0 (partition Date, d UInt64)
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ENGINE=ReplicatedMergeTree
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ORDER BY (d, sipHash64(d)) SAMPLE BY sipHash64(d)""", 2)
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instance.query(
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"INSERT INTO test_block_size SELECT toDate(0) AS partition, number as d FROM system.numbers LIMIT {}".format(
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self.rows))
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def check(self):
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assert TSV(self.cluster.instances['s1_0_0'].query(
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"SELECT count() FROM cluster(cluster1, default, test_block_size)")) == TSV("{}\n".format(self.rows))
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instance = cluster.instances['s0_0_0']
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ddl_check_query(instance, "DROP TABLE test_block_size ON CLUSTER shard_0_0", 2)
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ddl_check_query(instance, "DROP TABLE test_block_size ON CLUSTER cluster1")
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class Task_no_index:
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def __init__(self, cluster):
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self.cluster = cluster
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self.zk_task_path = "/clickhouse-copier/task_no_index"
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self.copier_task_config = open(os.path.join(CURRENT_TEST_DIR, 'task_no_index.xml'), 'r').read()
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self.rows = 1000000
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def start(self):
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instance = cluster.instances['s0_0_0']
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instance.query("create table ontime (Year UInt16, FlightDate String) ENGINE = Memory")
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instance.query("insert into ontime values (2016, 'test6'), (2017, 'test7'), (2018, 'test8')")
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def check(self):
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assert TSV(self.cluster.instances['s1_1_0'].query("SELECT Year FROM ontime22")) == TSV("2017\n")
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instance = cluster.instances['s0_0_0']
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instance.query("DROP TABLE ontime")
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instance = cluster.instances['s1_1_0']
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instance.query("DROP TABLE ontime22")
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class Task_no_arg:
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def __init__(self, cluster):
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self.cluster = cluster
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self.zk_task_path = "/clickhouse-copier/task_no_arg"
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self.copier_task_config = open(os.path.join(CURRENT_TEST_DIR, 'task_no_arg.xml'), 'r').read()
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self.rows = 1000000
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def start(self):
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instance = cluster.instances['s0_0_0']
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instance.query(
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"create table copier_test1 (date Date, id UInt32) engine = MergeTree PARTITION BY date ORDER BY date SETTINGS index_granularity = 8192")
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instance.query("insert into copier_test1 values ('2016-01-01', 10);")
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def check(self):
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assert TSV(self.cluster.instances['s1_1_0'].query("SELECT date FROM copier_test1_1")) == TSV("2016-01-01\n")
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instance = cluster.instances['s0_0_0']
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instance.query("DROP TABLE copier_test1")
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instance = cluster.instances['s1_1_0']
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instance.query("DROP TABLE copier_test1_1")
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def execute_task(task, cmd_options):
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task.start()
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zk = cluster.get_kazoo_client('zoo1')
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print "Use ZooKeeper server: {}:{}".format(zk.hosts[0][0], zk.hosts[0][1])
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try:
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zk.delete("/clickhouse-copier", recursive=True)
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except kazoo.exceptions.NoNodeError:
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print "No node /clickhouse-copier. It is Ok in first test."
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zk_task_path = task.zk_task_path
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zk.ensure_path(zk_task_path)
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zk.create(zk_task_path + "/description", task.copier_task_config)
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# Run cluster-copier processes on each node
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docker_api = docker.from_env().api
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copiers_exec_ids = []
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cmd = ['/usr/bin/clickhouse', 'copier',
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'--config', '/etc/clickhouse-server/config-copier.xml',
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'--task-path', zk_task_path,
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'--base-dir', '/var/log/clickhouse-server/copier']
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cmd += cmd_options
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copiers = random.sample(cluster.instances.keys(), 3)
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for instance_name in copiers:
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instance = cluster.instances[instance_name]
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container = instance.get_docker_handle()
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instance.copy_file_to_container(os.path.join(CURRENT_TEST_DIR, "configs/config-copier.xml"),
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"/etc/clickhouse-server/config-copier.xml")
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print "Copied copier config to {}".format(instance.name)
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exec_id = docker_api.exec_create(container.id, cmd, stderr=True)
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output = docker_api.exec_start(exec_id).decode('utf8')
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print(output)
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copiers_exec_ids.append(exec_id)
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print "Copier for {} ({}) has started".format(instance.name, instance.ip_address)
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# Wait for copiers stopping and check their return codes
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for exec_id, instance_name in zip(copiers_exec_ids, copiers):
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instance = cluster.instances[instance_name]
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while True:
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res = docker_api.exec_inspect(exec_id)
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if not res['Running']:
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break
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time.sleep(0.5)
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assert res['ExitCode'] == 0, "Instance: {} ({}). Info: {}".format(instance.name, instance.ip_address, repr(res))
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try:
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task.check()
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finally:
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zk.delete(zk_task_path, recursive=True)
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# Tests
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@pytest.mark.parametrize(
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('use_sample_offset'),
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[
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False,
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True
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]
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)
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def test_copy_simple(started_cluster, use_sample_offset):
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if use_sample_offset:
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execute_task(Task1(started_cluster), ['--experimental-use-sample-offset', '1'])
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else:
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execute_task(Task1(started_cluster), [])
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@pytest.mark.parametrize(
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('use_sample_offset'),
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[
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False,
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True
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]
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)
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def test_copy_with_recovering(started_cluster, use_sample_offset):
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if use_sample_offset:
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execute_task(Task1(started_cluster), ['--copy-fault-probability', str(COPYING_FAIL_PROBABILITY),
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'--experimental-use-sample-offset', '1'])
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else:
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execute_task(Task1(started_cluster), ['--copy-fault-probability', str(COPYING_FAIL_PROBABILITY)])
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@pytest.mark.parametrize(
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('use_sample_offset'),
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[
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False,
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True
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]
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)
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def test_copy_with_recovering_after_move_faults(started_cluster, use_sample_offset):
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if use_sample_offset:
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execute_task(Task1(started_cluster), ['--move-fault-probability', str(MOVING_FAIL_PROBABILITY),
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'--experimental-use-sample-offset', '1'])
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else:
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execute_task(Task1(started_cluster), ['--move-fault-probability', str(MOVING_FAIL_PROBABILITY)])
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@pytest.mark.timeout(600)
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def test_copy_month_to_week_partition(started_cluster):
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execute_task(Task2(started_cluster, "test1"), [])
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@pytest.mark.timeout(600)
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def test_copy_month_to_week_partition_with_recovering(started_cluster):
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execute_task(Task2(started_cluster, "test2"), ['--copy-fault-probability', str(COPYING_FAIL_PROBABILITY)])
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@pytest.mark.timeout(600)
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def test_copy_month_to_week_partition_with_recovering_after_move_faults(started_cluster):
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execute_task(Task2(started_cluster, "test3"), ['--move-fault-probability', str(MOVING_FAIL_PROBABILITY)])
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def test_block_size(started_cluster):
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execute_task(Task_test_block_size(started_cluster), [])
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def test_no_index(started_cluster):
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execute_task(Task_no_index(started_cluster), [])
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def test_no_arg(started_cluster):
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execute_task(Task_no_arg(started_cluster), [])
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if __name__ == '__main__':
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with contextmanager(started_cluster)() as cluster:
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for name, instance in cluster.instances.items():
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print name, instance.ip_address
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raw_input("Cluster created, press any key to destroy...")
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