mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-24 08:32:02 +00:00
110 lines
4.7 KiB
Python
110 lines
4.7 KiB
Python
import os
|
|
import os.path as p
|
|
import sys
|
|
|
|
sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
|
|
|
|
from helpers.cluster import ClickHouseCluster
|
|
from helpers.network import PartitionManager
|
|
from helpers.test_tools import TSV
|
|
|
|
|
|
class ClickHouseClusterWithDDLHelpers(ClickHouseCluster):
|
|
def __init__(self, base_path, config_dir):
|
|
ClickHouseCluster.__init__(self, base_path)
|
|
|
|
self.test_config_dir = config_dir
|
|
|
|
def prepare(self, replace_hostnames_with_ips=True):
|
|
try:
|
|
for i in xrange(4):
|
|
self.add_instance(
|
|
'ch{}'.format(i+1),
|
|
config_dir=self.test_config_dir,
|
|
macros={"layer": 0, "shard": i/2 + 1, "replica": i%2 + 1},
|
|
with_zookeeper=True)
|
|
|
|
self.start()
|
|
|
|
# Replace config files for testing ability to set host in DNS and IP formats
|
|
if replace_hostnames_with_ips:
|
|
self.replace_domains_to_ip_addresses_in_cluster_config(['ch1', 'ch3'])
|
|
|
|
# Select sacrifice instance to test CONNECTION_LOSS and server fail on it
|
|
sacrifice = self.instances['ch4']
|
|
self.pm_random_drops = PartitionManager()
|
|
self.pm_random_drops._add_rule({'probability': 0.01, 'destination': sacrifice.ip_address, 'source_port': 2181, 'action': 'REJECT --reject-with tcp-reset'})
|
|
self.pm_random_drops._add_rule({'probability': 0.01, 'source': sacrifice.ip_address, 'destination_port': 2181, 'action': 'REJECT --reject-with tcp-reset'})
|
|
|
|
# Initialize databases and service tables
|
|
instance = self.instances['ch1']
|
|
|
|
self.ddl_check_query(instance, """
|
|
CREATE TABLE IF NOT EXISTS all_tables ON CLUSTER 'cluster_no_replicas'
|
|
(database String, name String, engine String, metadata_modification_time DateTime)
|
|
ENGINE = Distributed('cluster_no_replicas', 'system', 'tables')
|
|
""")
|
|
|
|
self.ddl_check_query(instance, "CREATE DATABASE IF NOT EXISTS test ON CLUSTER 'cluster'")
|
|
|
|
except Exception as e:
|
|
print e
|
|
raise
|
|
|
|
def sync_replicas(self, table, timeout=5):
|
|
for instance in self.instances.values():
|
|
instance.query("SYSTEM SYNC REPLICA {}".format(table), timeout=timeout)
|
|
|
|
def check_all_hosts_successfully_executed(self, tsv_content, num_hosts=None):
|
|
if num_hosts is None:
|
|
num_hosts = len(self.instances)
|
|
|
|
M = TSV.toMat(tsv_content)
|
|
hosts = [(l[0], l[1]) for l in M] # (host, port)
|
|
codes = [l[2] for l in M]
|
|
messages = [l[3] for l in M]
|
|
|
|
assert len(hosts) == num_hosts and len(set(hosts)) == num_hosts, "\n" + tsv_content
|
|
assert len(set(codes)) == 1, "\n" + tsv_content
|
|
assert codes[0] == "0", "\n" + tsv_content
|
|
|
|
def ddl_check_query(self, instance, query, num_hosts=None):
|
|
contents = instance.query(query)
|
|
self.check_all_hosts_successfully_executed(contents, num_hosts)
|
|
return contents
|
|
|
|
def replace_domains_to_ip_addresses_in_cluster_config(self, instances_to_replace):
|
|
clusters_config = open(p.join(self.base_dir, '{}/config.d/clusters.xml'.format(self.test_config_dir))).read()
|
|
|
|
for inst_name, inst in self.instances.items():
|
|
clusters_config = clusters_config.replace(inst_name, str(inst.ip_address))
|
|
|
|
for inst_name in instances_to_replace:
|
|
inst = self.instances[inst_name]
|
|
self.instances[inst_name].exec_in_container(['bash', '-c', 'echo "$NEW_CONFIG" > /etc/clickhouse-server/config.d/clusters.xml'], environment={"NEW_CONFIG": clusters_config}, privileged=True)
|
|
# print cluster.instances[inst_name].exec_in_container(['cat', "/etc/clickhouse-server/config.d/clusters.xml"])
|
|
|
|
@staticmethod
|
|
def ddl_check_there_are_no_dublicates(instance):
|
|
query = "SELECT max(c), argMax(q, c) FROM (SELECT lower(query) AS q, count() AS c FROM system.query_log WHERE type=2 AND q LIKE '/* ddl_entry=query-%' GROUP BY query)"
|
|
rows = instance.query(query)
|
|
assert len(rows) > 0 and rows[0][0] == "1", "dublicates on {} {}, query {}".format(instance.name, instance.ip_address, query)
|
|
|
|
@staticmethod
|
|
def insert_reliable(instance, query_insert):
|
|
"""
|
|
Make retries in case of UNKNOWN_STATUS_OF_INSERT or zkutil::KeeperException errors
|
|
"""
|
|
|
|
for i in xrange(100):
|
|
try:
|
|
instance.query(query_insert)
|
|
return
|
|
except Exception as e:
|
|
last_exception = e
|
|
s = str(e)
|
|
if not (s.find('Unknown status, client must retry') >= 0 or s.find('zkutil::KeeperException')):
|
|
raise e
|
|
|
|
raise last_exception
|