ClickHouse/tests/queries/server.py
2021-06-07 20:29:19 +03:00

1291 lines
38 KiB
Python

import os
import random
import socket
import subprocess
import sys
import threading
import time
class ServerThread(threading.Thread):
DEFAULT_RETRIES = 3
DEFAULT_SERVER_DELAY = 0.5 # seconds
DEFAULT_CONNECTION_TIMEOUT = 1.0 # seconds
def __init__(self, bin_prefix, tmp_dir):
self._bin = bin_prefix + '-server'
self._lock = threading.Lock()
threading.Thread.__init__(self)
self._lock.acquire()
self.tmp_dir = tmp_dir
self.log_dir = os.path.join(tmp_dir, 'log')
self.etc_dir = os.path.join(tmp_dir, 'etc')
self.server_config = os.path.join(self.etc_dir, 'server-config.xml')
self.users_config = os.path.join(self.etc_dir, 'users.xml')
self.dicts_config = os.path.join(self.etc_dir, 'dictionaries.xml')
self.client_config = os.path.join(self.etc_dir, 'client-config.xml')
os.makedirs(self.log_dir)
os.makedirs(self.etc_dir)
def _choose_ports_and_args(self):
port_base = random.SystemRandom().randrange(10000, 60000)
self.tcp_port = port_base + 1
self.http_port = port_base + 2
self.inter_port = port_base + 3
self.tcps_port = port_base + 4
self.https_port = port_base + 5
self.odbc_port = port_base + 6
self.proxy_port = port_base + 7
self.postgresql_port = port_base + 8
self._args = [
'--config-file={config_path}'.format(config_path=self.server_config),
'--',
'--tcp_port={tcp_port}'.format(tcp_port=self.tcp_port),
'--http_port={http_port}'.format(http_port=self.http_port),
'--interserver_http_port={inter_port}'.format(inter_port=self.inter_port),
'--tcp_with_proxy_port={proxy_port}'.format(proxy_port=self.proxy_port),
'--postgresql_port={psql_port}'.format(psql_port=self.postgresql_port),
# TODO: SSL certificate is not specified '--tcp_port_secure={tcps_port}'.format(tcps_port=self.tcps_port),
]
with open(self.server_config, 'w') as f:
f.write(ServerThread.DEFAULT_SERVER_CONFIG.format(
tmp_dir=self.tmp_dir, log_dir=self.log_dir, tcp_port=self.tcp_port))
with open(self.users_config, 'w') as f:
f.write(ServerThread.DEFAULT_USERS_CONFIG)
with open(self.dicts_config, 'w') as f:
f.write(ServerThread.DEFAULT_DICTIONARIES_CONFIG.format(tcp_port=self.tcp_port))
with open(self.client_config, 'w') as f:
f.write(ServerThread.DEFAULT_CLIENT_CONFIG)
def run(self):
retries = ServerThread.DEFAULT_RETRIES
while retries:
self._choose_ports_and_args()
print('Start clickhouse-server with args:', self._args)
self._proc = subprocess.Popen([self._bin] + self._args, shell=False, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
while self._proc.poll() is None:
try:
time.sleep(ServerThread.DEFAULT_SERVER_DELAY)
s = socket.create_connection(('localhost', self.tcp_port), ServerThread.DEFAULT_CONNECTION_TIMEOUT)
s.sendall(b'G') # trigger expected "bad" HELLO response
s.recv(1024) # FIXME: read whole buffered response
s.shutdown(socket.SHUT_RDWR)
s.close()
except Exception:
# Failed to connect to server - try again
continue
else:
break
# If process has died then try to fetch output before releasing lock
if self._proc.returncode is not None:
stdout, stderr = self._proc.communicate()
print(stdout.decode('utf-8'), file=sys.stderr)
print(stderr.decode('utf-8'), file=sys.stderr)
if self._proc.returncode == 70: # Address already in use
retries -= 1
continue
break
self._lock.release()
if not retries:
print('Failed to start server', file=sys.stderr)
return
while self._proc.returncode is None:
self._proc.communicate()
def wait(self):
self._lock.acquire()
if self._proc.returncode is not None:
self.join()
self._lock.release()
return self._proc.returncode
def stop(self):
if self._proc.returncode is None:
self._proc.terminate()
self.join()
print('Stopped clickhouse-server')
ServerThread.DEFAULT_SERVER_CONFIG = \
"""\
<?xml version="1.0"?>
<yandex>
<logger>
<level>trace</level>
<log>{log_dir}/server/stdout.txt</log>
<errorlog>{log_dir}/server/stderr.txt</errorlog>
<size>never</size>
<count>1</count>
</logger>
<listen_host>::</listen_host>
<path>{tmp_dir}/data/</path>
<tmp_path>{tmp_dir}/tmp/</tmp_path>
<access_control_path>{tmp_dir}/data/access/</access_control_path>
<users_config>users.xml</users_config>
<dictionaries_config>dictionaries.xml</dictionaries_config>
<mark_cache_size>5368709120</mark_cache_size>
<keep_alive_timeout>3</keep_alive_timeout>
<timezone>Europe/Moscow</timezone>
<macros>
<test>Hello, world!</test>
<shard>s1</shard>
<replica>r1</replica>
</macros>
<graphite_rollup>
<version_column_name>Version</version_column_name>
<pattern>
<regexp>sum</regexp>
<function>sum</function>
<retention>
<age>0</age>
<precision>600</precision>
</retention>
<retention>
<age>172800</age> <!-- 2 days -->
<precision>6000</precision>
</retention>
</pattern>
<default>
<function>max</function>
<retention>
<age>0</age>
<precision>600</precision>
</retention>
<retention>
<age>172800</age>
<precision>6000</precision>
</retention>
</default>
</graphite_rollup>
<query_masking_rules>
<rule>
<regexp>TOPSECRET.TOPSECRET</regexp>
<replace>[hidden]</replace>
</rule>
</query_masking_rules>
<remote_servers>
<test_shard_localhost>
<shard>
<replica>
<host>localhost</host>
<port>{tcp_port}</port>
</replica>
</shard>
</test_shard_localhost>
<test_cluster_two_shards_localhost>
<shard>
<replica>
<host>localhost</host>
<port>{tcp_port}</port>
</replica>
</shard>
<shard>
<replica>
<host>localhost</host>
<port>{tcp_port}</port>
</replica>
</shard>
</test_cluster_two_shards_localhost>
<test_cluster_two_shards>
<shard>
<replica>
<host>127.0.0.1</host>
<port>{tcp_port}</port>
</replica>
</shard>
<shard>
<replica>
<host>127.0.0.2</host>
<port>{tcp_port}</port>
</replica>
</shard>
</test_cluster_two_shards>
<test_unavailable_shard>
<shard>
<replica>
<host>localhost</host>
<port>{tcp_port}</port>
</replica>
</shard>
<shard>
<replica>
<host>localhost</host>
<port>1</port>
</replica>
</shard>
</test_unavailable_shard>
<test_cluster_two_shards_different_databases>
<shard>
<replica>
<default_database>shard_0</default_database>
<host>localhost</host>
<port>{tcp_port}</port>
</replica>
</shard>
<shard>
<replica>
<default_database>shard_1</default_database>
<host>localhost</host>
<port>{tcp_port}</port>
</replica>
</shard>
</test_cluster_two_shards_different_databases>
<test_cluster_two_shards_internal_replication>
<shard>
<internal_replication>true</internal_replication>
<replica>
<host>127.0.0.1</host>
<port>{tcp_port}</port>
</replica>
</shard>
<shard>
<internal_replication>true</internal_replication>
<replica>
<host>127.0.0.2</host>
<port>{tcp_port}</port>
</replica>
</shard>
</test_cluster_two_shards_internal_replication>
<test_cluster_with_incorrect_pw>
<shard>
<internal_replication>true</internal_replication>
<replica>
<host>127.0.0.1</host>
<port>{tcp_port}</port>
<!-- password is incorrect -->
<password>foo</password>
</replica>
<replica>
<host>127.0.0.2</host>
<port>{tcp_port}</port>
<!-- password is incorrect -->
<password>foo</password>
</replica>
</shard>
</test_cluster_with_incorrect_pw>
<test_cluster_two_replicas_different_databases>
<shard>
<replica>
<default_database>shard_0</default_database>
<host>localhost</host>
<port>{tcp_port}</port>
</replica>
<replica>
<default_database>shard_1</default_database>
<host>localhost</host>
<port>{tcp_port}</port>
</replica>
</shard>
</test_cluster_two_replicas_different_databases>
</remote_servers>
<storage_configuration>
<disks>
<disk_memory>
<type>memory</type>
</disk_memory>
</disks>
</storage_configuration>
<zookeeper>
<implementation>testkeeper</implementation>
</zookeeper>
<distributed_ddl>
<path>/clickhouse/task_queue/ddl</path>
</distributed_ddl>
<part_log>
<database>system</database>
<table>part_log</table>
</part_log>
<query_log>
<database>system</database>
<table>query_log</table>
</query_log>
<query_thread_log>
<database>system</database>
<table>query_thread_log</table>
</query_thread_log>
<text_log>
<database>system</database>
<table>text_log</table>
</text_log>
<trace_log>
<database>system</database>
<table>trace_log</table>
</trace_log>
</yandex>
"""
ServerThread.DEFAULT_USERS_CONFIG = \
"""\
<?xml version="1.0"?>
<yandex>
<profiles>
<default>
<max_memory_usage>10000000000</max_memory_usage>
<use_uncompressed_cache>0</use_uncompressed_cache>
<load_balancing>random</load_balancing>
</default>
<readonly>
<readonly>1</readonly>
</readonly>
</profiles>
<users>
<default>
<password></password>
<networks replace="replace">
<ip>::/0</ip>
</networks>
<profile>default</profile>
<quota>default</quota>
<access_management>1</access_management>
</default>
<readonly>
<password></password>
<networks replace="replace">
<ip>::1</ip>
<ip>127.0.0.1</ip>
</networks>
<profile>readonly</profile>
<quota>default</quota>
</readonly>
</users>
<quotas>
<default>
<interval>
<duration>3600</duration>
<queries>0</queries>
<errors>0</errors>
<result_rows>0</result_rows>
<read_rows>0</read_rows>
<execution_time>0</execution_time>
</interval>
</default>
</quotas>
</yandex>
"""
ServerThread.DEFAULT_DICTIONARIES_CONFIG = \
"""\
<yandex>
<dictionary>
<name>flat_ints</name>
<source>
<clickhouse>
<host>localhost</host>
<port>{tcp_port}</port>
<user>default</user>
<password></password>
<db>system</db>
<table>ints</table>
</clickhouse>
</source>
<lifetime>0</lifetime>
<layout>
<flat/>
</layout>
<structure>
<id>
<name>key</name>
</id>
<attribute>
<name>i8</name>
<type>Int8</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>i16</name>
<type>Int16</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>i32</name>
<type>Int32</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>i64</name>
<type>Int64</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>u8</name>
<type>UInt8</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>u16</name>
<type>UInt16</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>u32</name>
<type>UInt32</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>u64</name>
<type>UInt64</type>
<null_value>0</null_value>
</attribute>
</structure>
</dictionary>
<dictionary>
<name>hashed_ints</name>
<source>
<clickhouse>
<host>localhost</host>
<port>{tcp_port}</port>
<user>default</user>
<password></password>
<db>system</db>
<table>ints</table>
</clickhouse>
</source>
<lifetime>0</lifetime>
<layout>
<hashed/>
</layout>
<structure>
<id>
<name>key</name>
</id>
<attribute>
<name>i8</name>
<type>Int8</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>i16</name>
<type>Int16</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>i32</name>
<type>Int32</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>i64</name>
<type>Int64</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>u8</name>
<type>UInt8</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>u16</name>
<type>UInt16</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>u32</name>
<type>UInt32</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>u64</name>
<type>UInt64</type>
<null_value>0</null_value>
</attribute>
</structure>
</dictionary>
<dictionary>
<name>hashed_sparse_ints</name>
<source>
<clickhouse>
<host>localhost</host>
<port>{tcp_port}</port>
<user>default</user>
<password></password>
<db>system</db>
<table>ints</table>
</clickhouse>
</source>
<lifetime>0</lifetime>
<layout>
<sparse_hashed/>
</layout>
<structure>
<id>
<name>key</name>
</id>
<attribute>
<name>i8</name>
<type>Int8</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>i16</name>
<type>Int16</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>i32</name>
<type>Int32</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>i64</name>
<type>Int64</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>u8</name>
<type>UInt8</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>u16</name>
<type>UInt16</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>u32</name>
<type>UInt32</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>u64</name>
<type>UInt64</type>
<null_value>0</null_value>
</attribute>
</structure>
</dictionary>
<dictionary>
<name>cache_ints</name>
<source>
<clickhouse>
<host>localhost</host>
<port>{tcp_port}</port>
<user>default</user>
<password></password>
<db>system</db>
<table>ints</table>
</clickhouse>
</source>
<lifetime>0</lifetime>
<layout>
<cache><size_in_cells>1000</size_in_cells></cache>
</layout>
<structure>
<id>
<name>key</name>
</id>
<attribute>
<name>i8</name>
<type>Int8</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>i16</name>
<type>Int16</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>i32</name>
<type>Int32</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>i64</name>
<type>Int64</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>u8</name>
<type>UInt8</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>u16</name>
<type>UInt16</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>u32</name>
<type>UInt32</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>u64</name>
<type>UInt64</type>
<null_value>0</null_value>
</attribute>
</structure>
</dictionary>
<dictionary>
<name>complex_hashed_ints</name>
<source>
<clickhouse>
<host>localhost</host>
<port>{tcp_port}</port>
<user>default</user>
<password></password>
<db>system</db>
<table>ints</table>
</clickhouse>
</source>
<lifetime>0</lifetime>
<layout>
<complex_key_hashed/>
</layout>
<structure>
<key>
<attribute>
<name>key</name>
<type>UInt64</type>
</attribute>
</key>
<attribute>
<name>i8</name>
<type>Int8</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>i16</name>
<type>Int16</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>i32</name>
<type>Int32</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>i64</name>
<type>Int64</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>u8</name>
<type>UInt8</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>u16</name>
<type>UInt16</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>u32</name>
<type>UInt32</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>u64</name>
<type>UInt64</type>
<null_value>0</null_value>
</attribute>
</structure>
</dictionary>
<dictionary>
<name>complex_cache_ints</name>
<source>
<clickhouse>
<host>localhost</host>
<port>{tcp_port}</port>
<user>default</user>
<password></password>
<db>system</db>
<table>ints</table>
</clickhouse>
</source>
<lifetime>0</lifetime>
<layout>
<complex_key_cache><size_in_cells>1000</size_in_cells></complex_key_cache>
</layout>
<structure>
<key>
<attribute>
<name>key</name>
<type>UInt64</type>
</attribute>
</key>
<attribute>
<name>i8</name>
<type>Int8</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>i16</name>
<type>Int16</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>i32</name>
<type>Int32</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>i64</name>
<type>Int64</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>u8</name>
<type>UInt8</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>u16</name>
<type>UInt16</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>u32</name>
<type>UInt32</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>u64</name>
<type>UInt64</type>
<null_value>0</null_value>
</attribute>
</structure>
</dictionary>
<dictionary>
<name>flat_strings</name>
<source>
<clickhouse>
<host>localhost</host>
<port>{tcp_port}</port>
<user>default</user>
<password></password>
<db>system</db>
<table>strings</table>
</clickhouse>
</source>
<lifetime>0</lifetime>
<layout>
<flat/>
</layout>
<structure>
<id>
<name>key</name>
</id>
<attribute>
<name>str</name>
<type>String</type>
<null_value></null_value>
</attribute>
</structure>
</dictionary>
<dictionary>
<name>hashed_strings</name>
<source>
<clickhouse>
<host>localhost</host>
<port>{tcp_port}</port>
<user>default</user>
<password></password>
<db>system</db>
<table>strings</table>
</clickhouse>
</source>
<lifetime>0</lifetime>
<layout>
<hashed/>
</layout>
<structure>
<id>
<name>key</name>
</id>
<attribute>
<name>str</name>
<type>String</type>
<null_value></null_value>
</attribute>
</structure>
</dictionary>
<dictionary>
<name>cache_strings</name>
<source>
<clickhouse>
<host>localhost</host>
<port>{tcp_port}</port>
<user>default</user>
<password></password>
<db>system</db>
<table>strings</table>
</clickhouse>
</source>
<lifetime>0</lifetime>
<layout>
<cache><size_in_cells>1000</size_in_cells></cache>
</layout>
<structure>
<id>
<name>key</name>
</id>
<attribute>
<name>str</name>
<type>String</type>
<null_value></null_value>
</attribute>
</structure>
</dictionary>
<dictionary>
<name>complex_hashed_strings</name>
<source>
<clickhouse>
<host>localhost</host>
<port>{tcp_port}</port>
<user>default</user>
<password></password>
<db>system</db>
<table>strings</table>
</clickhouse>
</source>
<lifetime>0</lifetime>
<layout>
<complex_key_hashed/>
</layout>
<structure>
<key>
<attribute>
<name>key</name>
<type>UInt64</type>
</attribute>
</key>
<attribute>
<name>str</name>
<type>String</type>
<null_value></null_value>
</attribute>
</structure>
</dictionary>
<dictionary>
<name>complex_cache_strings</name>
<source>
<clickhouse>
<host>localhost</host>
<port>{tcp_port}</port>
<user>default</user>
<password></password>
<db>system</db>
<table>strings</table>
</clickhouse>
</source>
<lifetime>0</lifetime>
<layout>
<complex_key_cache><size_in_cells>1000</size_in_cells></complex_key_cache>
</layout>
<structure>
<key>
<attribute>
<name>key</name>
<type>UInt64</type>
</attribute>
</key>
<attribute>
<name>str</name>
<type>String</type>
<null_value></null_value>
</attribute>
</structure>
</dictionary>
<dictionary>
<name>flat_decimals</name>
<source>
<clickhouse>
<host>localhost</host>
<port>{tcp_port}</port>
<user>default</user>
<password></password>
<db>system</db>
<table>decimals</table>
</clickhouse>
</source>
<lifetime>0</lifetime>
<layout>
<flat/>
</layout>
<structure>
<id>
<name>key</name>
</id>
<attribute>
<name>d32</name>
<type>Decimal32(4)</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>d64</name>
<type>Decimal64(6)</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>d128</name>
<type>Decimal128(1)</type>
<null_value>0</null_value>
</attribute>
</structure>
</dictionary>
<dictionary>
<name>hashed_decimals</name>
<source>
<clickhouse>
<host>localhost</host>
<port>{tcp_port}</port>
<user>default</user>
<password></password>
<db>system</db>
<table>decimals</table>
</clickhouse>
</source>
<lifetime>0</lifetime>
<layout>
<hashed/>
</layout>
<structure>
<id>
<name>key</name>
</id>
<attribute>
<name>d32</name>
<type>Decimal32(4)</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>d64</name>
<type>Decimal64(6)</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>d128</name>
<type>Decimal128(1)</type>
<null_value>0</null_value>
</attribute>
</structure>
</dictionary>
<dictionary>
<name>cache_decimals</name>
<source>
<clickhouse>
<host>localhost</host>
<port>{tcp_port}</port>
<user>default</user>
<password></password>
<db>system</db>
<table>decimals</table>
</clickhouse>
</source>
<lifetime>0</lifetime>
<layout>
<cache><size_in_cells>1000</size_in_cells></cache>
</layout>
<structure>
<id>
<name>key</name>
</id>
<attribute>
<name>d32</name>
<type>Decimal32(4)</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>d64</name>
<type>Decimal64(6)</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>d128</name>
<type>Decimal128(1)</type>
<null_value>0</null_value>
</attribute>
</structure>
</dictionary>
<dictionary>
<name>complex_hashed_decimals</name>
<source>
<clickhouse>
<host>localhost</host>
<port>{tcp_port}</port>
<user>default</user>
<password></password>
<db>system</db>
<table>decimals</table>
</clickhouse>
</source>
<lifetime>0</lifetime>
<layout>
<complex_key_hashed/>
</layout>
<structure>
<key>
<attribute>
<name>key</name>
<type>UInt64</type>
</attribute>
</key>
<attribute>
<name>d32</name>
<type>Decimal32(4)</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>d64</name>
<type>Decimal64(6)</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>d128</name>
<type>Decimal128(1)</type>
<null_value>0</null_value>
</attribute>
</structure>
</dictionary>
<dictionary>
<name>complex_cache_decimals</name>
<source>
<clickhouse>
<host>localhost</host>
<port>{tcp_port}</port>
<user>default</user>
<password></password>
<db>system</db>
<table>decimals</table>
</clickhouse>
</source>
<lifetime>0</lifetime>
<layout>
<complex_key_cache><size_in_cells>1000</size_in_cells></complex_key_cache>
</layout>
<structure>
<key>
<attribute>
<name>key</name>
<type>UInt64</type>
</attribute>
</key>
<attribute>
<name>d32</name>
<type>Decimal32(4)</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>d64</name>
<type>Decimal64(6)</type>
<null_value>0</null_value>
</attribute>
<attribute>
<name>d128</name>
<type>Decimal128(1)</type>
<null_value>0</null_value>
</attribute>
</structure>
</dictionary>
<dictionary>
<name>simple_executable_cache_dictionary_no_implicit_key</name>
<structure>
<id>
<name>id</name>
<type>UInt64</type>
</id>
<attribute>
<name>value</name>
<type>String</type>
<null_value></null_value>
</attribute>
</structure>
<source>
<executable>
<command>echo "1\tValue"</command>
<format>TabSeparated</format>
<implicit_key>false</implicit_key>
</executable>
</source>
<layout>
<cache>
<size_in_cells>10000</size_in_cells>
</cache>
</layout>
<lifetime>300</lifetime>
</dictionary>
<dictionary>
<name>simple_executable_cache_dictionary_implicit_key</name>
<structure>
<id>
<name>id</name>
<type>UInt64</type>
</id>
<attribute>
<name>value</name>
<type>String</type>
<null_value></null_value>
</attribute>
</structure>
<source>
<executable>
<command>echo "Value"</command>
<format>TabSeparated</format>
<implicit_key>true</implicit_key>
</executable>
</source>
<layout>
<cache>
<size_in_cells>10000</size_in_cells>
</cache>
</layout>
<lifetime>300</lifetime>
</dictionary>
<dictionary>
<name>complex_executable_cache_dictionary_no_implicit_key</name>
<structure>
<key>
<attribute>
<name>id</name>
<type>UInt64</type>
<null_value></null_value>
</attribute>
<attribute>
<name>id_key</name>
<type>String</type>
<null_value></null_value>
</attribute>
</key>
<attribute>
<name>value</name>
<type>String</type>
<null_value></null_value>
</attribute>
</structure>
<source>
<executable>
<command>echo "1\tFirstKey\tValue"</command>
<format>TabSeparated</format>
<implicit_key>false</implicit_key>
</executable>
</source>
<layout>
<complex_key_cache>
<size_in_cells>10000</size_in_cells>
</complex_key_cache>
</layout>
<lifetime>300</lifetime>
</dictionary>
<dictionary>
<name>complex_executable_cache_dictionary_implicit_key</name>
<structure>
<key>
<attribute>
<name>id</name>
<type>UInt64</type>
<null_value></null_value>
</attribute>
<attribute>
<name>id_key</name>
<type>String</type>
<null_value></null_value>
</attribute>
</key>
<attribute>
<name>value</name>
<type>String</type>
<null_value></null_value>
</attribute>
</structure>
<source>
<executable>
<command>echo "Value"</command>
<format>TabSeparated</format>
<implicit_key>true</implicit_key>
</executable>
</source>
<layout>
<complex_key_cache>
<size_in_cells>10000</size_in_cells>
</complex_key_cache>
</layout>
<lifetime>300</lifetime>
</dictionary>
</yandex>
"""
ServerThread.DEFAULT_CLIENT_CONFIG = \
"""\
<config>
<openSSL>
<client>
<loadDefaultCAFile>true</loadDefaultCAFile>
<cacheSessions>true</cacheSessions>
<disableProtocols>sslv2,sslv3</disableProtocols>
<preferServerCiphers>true</preferServerCiphers>
<invalidCertificateHandler>
<name>AcceptCertificateHandler</name>
</invalidCertificateHandler>
</client>
</openSSL>
</config>
"""