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ClickHouse/dbms/tests/external_dictionaries/generate_and_test.py

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#!/usr/bin/env python
import sys
import os
import os.path
import json
import subprocess
import time
import lxml.etree as et
from itertools import chain
from os import system
from argparse import ArgumentParser
from termcolor import colored
from subprocess import check_call
from subprocess import Popen
from subprocess import PIPE
from subprocess import CalledProcessError
from datetime import datetime
from time import sleep
from errno import ESRCH
from pprint import pprint
OP_SQUARE_BRACKET = colored("[", attrs=['bold'])
CL_SQUARE_BRACKET = colored("]", attrs=['bold'])
MSG_FAIL = OP_SQUARE_BRACKET + colored(" FAIL ", "red", attrs=['bold']) + CL_SQUARE_BRACKET
MSG_UNKNOWN = OP_SQUARE_BRACKET + colored(" UNKNOWN ", "yellow", attrs=['bold']) + CL_SQUARE_BRACKET
MSG_OK = OP_SQUARE_BRACKET + colored(" OK ", "green", attrs=['bold']) + CL_SQUARE_BRACKET
MSG_SKIPPED = OP_SQUARE_BRACKET + colored(" SKIPPED ", "cyan", attrs=['bold']) + CL_SQUARE_BRACKET
wait_for_loading_sleep_time_sec = 3
continue_on_error = False
failures = 0
SERVER_DIED = False
prefix = base_dir = os.path.dirname(os.path.realpath(__file__))
generated_prefix = prefix + '/generated/'
# [ name, key_type, has_parent ]
dictionaries = [
# Simple key dictionaries
[ 'file_flat', 0, True ],
[ 'clickhouse_flat', 0, True ],
[ 'mysql_flat', 0, True ],
[ 'mongodb_flat', 0, True ],
[ 'file_hashed', 0, True ],
[ 'clickhouse_hashed', 0, True ],
[ 'mysql_hashed', 0, True ],
[ 'mongodb_hashed', 0, True ],
[ 'clickhouse_cache', 0, True ],
[ 'mysql_cache', 0, True ],
[ 'mongodb_cache', 0, True ],
# Complex key dictionaries with (UInt8, UInt8) key
[ 'file_complex_integers_key_hashed', 1, False ],
[ 'clickhouse_complex_integers_key_hashed', 1, False ],
[ 'mysql_complex_integers_key_hashed', 1, False ],
[ 'mongodb_complex_integers_key_hashed', 1, False ],
[ 'clickhouse_complex_integers_key_cache', 1, False ],
[ 'mysql_complex_integers_key_cache', 1, False ],
[ 'mongodb_complex_integers_key_cache', 1, False ],
# Complex key dictionaries with (String, UInt8) key
[ 'file_complex_mixed_key_hashed', 2, False ],
[ 'clickhouse_complex_mixed_key_hashed', 2, False ],
[ 'mysql_complex_mixed_key_hashed', 2, False ],
[ 'mongodb_complex_mixed_key_hashed', 2, False ],
[ 'clickhouse_complex_mixed_key_cache', 2, False ],
[ 'mysql_complex_mixed_key_cache', 2, False ],
[ 'mongodb_complex_mixed_key_cache', 2, False ],
]
files = [ 'key_simple.tsv', 'key_complex_integers.tsv', 'key_complex_mixed.tsv' ]
types = [
'UInt8', 'UInt16', 'UInt32', 'UInt64',
'Int8', 'Int16', 'Int32', 'Int64',
'Float32', 'Float64',
'String',
'Date', 'DateTime'
]
explicit_defaults = [
'42', '42', '42', '42',
'-42', '-42', '-42', '-42',
'1.5', '1.6',
"'explicit-default'",
"'2015-01-01'", "'2015-01-01 00:00:00'"
]
implicit_defaults = [
'1', '1', '1', '1',
'-1', '-1', '-1', '-1',
'2.71828', '2.71828',
'implicit-default',
'2015-11-25', '2015-11-25 00:00:00'
]
def dump_report(destination, suite, test_case, report):
if destination is not None:
destination_file = os.path.join(destination, suite, test_case + ".xml")
destination_dir = os.path.dirname(destination_file)
if not os.path.exists(destination_dir):
os.makedirs(destination_dir)
with open(destination_file, 'w') as report_file:
report_root = et.Element("testsuites", attrib = {'name': 'ClickHouse External Dictionaries Tests'})
report_suite = et.Element("testsuite", attrib = {"name": suite})
report_suite.append(report)
report_root.append(report_suite)
report_file.write(et.tostring(report_root, encoding = "UTF-8", xml_declaration=True, pretty_print=True))
def call(args, out_filename):
with open(out_filename, 'w') as file:
subprocess.check_call(args, stdout=file)
def generate_data(args):
def comma_separated(iterable):
return ', '.join(iterable)
def columns():
return map(lambda t: t + '_', types)
key_columns = [
[ 'id' ],
[ 'key0', 'key1' ],
[ 'key0_str', 'key1' ]
]
print 'Creating ClickHouse table'
# create ClickHouse table via insert select
system('cat {source} | {ch} --port={port} -m -n --query "'
'create database if not exists test;'
'drop table if exists test.dictionary_source;'
'create table test.dictionary_source ('
'id UInt64, key0 UInt8, key0_str String, key1 UInt8,'
'UInt8_ UInt8, UInt16_ UInt16, UInt32_ UInt32, UInt64_ UInt64,'
'Int8_ Int8, Int16_ Int16, Int32_ Int32, Int64_ Int64,'
'Float32_ Float32, Float64_ Float64,'
'String_ String,'
'Date_ Date, DateTime_ DateTime, Parent UInt64'
') engine=Log; insert into test.dictionary_source format TabSeparated'
'"'.format(source = args.source, ch = args.client, port = args.port))
# generate 3 files with different key types
print 'Creating .tsv files'
file_source_query = 'select %s from test.dictionary_source format TabSeparated;'
for file, keys in zip(files, key_columns):
query = file_source_query % comma_separated(chain(keys, columns(), [ 'Parent' ] if 1 == len(keys) else []))
call([ args.client, '--port', args.port, '--query', query ], 'generated/' + file)
# create MySQL table from complete_query
print 'Creating MySQL table'
subprocess.check_call('echo "'
'create database if not exists test;'
'drop table if exists test.dictionary_source;'
'create table test.dictionary_source ('
'id tinyint unsigned, key0 tinyint unsigned, key0_str text, key1 tinyint unsigned, '
'UInt8_ tinyint unsigned, UInt16_ smallint unsigned, UInt32_ int unsigned, UInt64_ bigint unsigned, '
'Int8_ tinyint, Int16_ smallint, Int32_ int, Int64_ bigint, '
'Float32_ float, Float64_ double, '
'String_ text, Date_ date, DateTime_ datetime, Parent bigint unsigned'
');'
'load data local infile \'{0}/source.tsv\' into table test.dictionary_source;" | mysql $MYSQL_OPTIONS --local-infile=1'
.format(prefix), shell=True)
# create MongoDB collection from complete_query via JSON file
print 'Creating MongoDB collection'
table_rows = json.loads(subprocess.check_output([
args.client,
'--port',
args.port,
'--output_format_json_quote_64bit_integers',
'0',
'--query',
"select * from test.dictionary_source where not ignore(" \
"concat('new Date(\\'', toString(Date_), '\\')') as Date_, " \
"concat('new ISODate(\\'', replaceOne(toString(DateTime_, 'UTC'), ' ', 'T'), 'Z\\')') as DateTime_" \
") format JSON"
]))['data']
source_for_mongo = json.dumps(table_rows).replace(')"', ')').replace('"new', 'new')
open('generated/full.json', 'w').write('db.dictionary_source.drop(); db.dictionary_source.insert(%s);' % source_for_mongo)
result = system('cat {0}/full.json | mongo --quiet > /dev/null'.format(args.generated))
if result != 0:
print 'Could not create MongoDB collection'
exit(-1)
def generate_dictionaries(args):
dictionary_skeleton = '''
<dictionaries>
<dictionary>
<name>{name}</name>
<source>
{source}
</source>
<lifetime>
<min>0</min>
<max>0</max>
</lifetime>
<layout>
{layout}
</layout>
<structure>
{key}
%s
{parent}
</structure>
</dictionary>
</dictionaries>'''
attribute_skeleton = '''
<attribute>
<name>%s_</name>
<type>%s</type>
<null_value>%s</null_value>
</attribute>
'''
dictionary_skeleton =\
dictionary_skeleton % reduce(lambda xml, (type, default): xml + attribute_skeleton % (type, type, default),
zip(types, implicit_defaults), '')
source_file = '''
<file>
<path>%s</path>
<format>TabSeparated</format>
</file>
'''
source_clickhouse = '''
<clickhouse>
<host>127.0.0.1</host>
<port>%s</port>
<user>default</user>
<password></password>
<db>test</db>
<table>dictionary_source</table>
</clickhouse>
''' % args.port
source_mysql = '''
<mysql>
<host>127.0.0.1</host>
<port>3306</port>
<user>root</user>
<password></password>
<db>test</db>
<table>dictionary_source</table>
</mysql>
'''
source_mongodb = '''
<mongodb>
<host>127.0.0.1</host>
<port>27017</port>
<user></user>
<password></password>
<db>test</db>
<collection>dictionary_source</collection>
</mongodb>
'''
layout_flat = '<flat />'
layout_hashed = '<hashed />'
layout_cache = '<cache><size_in_cells>128</size_in_cells></cache>'
layout_complex_key_hashed = '<complex_key_hashed />'
layout_complex_key_cache = '<complex_key_cache><size_in_cells>128</size_in_cells></complex_key_cache>'
key_simple = '''
<id>
<name>id</name>
</id>
'''
key_complex_integers = '''
<key>
<attribute>
<name>key0</name>
<type>UInt8</type>
</attribute>
<attribute>
<name>key1</name>
<type>UInt8</type>
</attribute>
</key>
'''
key_complex_mixed = '''
<key>
<attribute>
<name>key0_str</name>
<type>String</type>
</attribute>
<attribute>
<name>key1</name>
<type>UInt8</type>
</attribute>
</key>
'''
keys = [ key_simple, key_complex_integers, key_complex_mixed ]
parent_attribute = '''
<attribute>
<name>Parent</name>
<type>UInt64</type>
<hierarchical>true</hierarchical>
<null_value>0</null_value>
</attribute>
'''
sources_and_layouts = [
# Simple key dictionaries
[ source_file % (generated_prefix + files[0]), layout_flat],
[ source_clickhouse, layout_flat ],
[ source_mysql, layout_flat ],
[ source_mongodb, layout_flat ],
[ source_file % (generated_prefix + files[0]), layout_hashed],
[ source_clickhouse, layout_hashed ],
[ source_mysql, layout_hashed ],
[ source_mongodb, layout_hashed ],
[ source_clickhouse, layout_cache ],
[ source_mysql, layout_cache ],
[ source_mongodb, layout_cache ],
# Complex key dictionaries with (UInt8, UInt8) key
[ source_file % (generated_prefix + files[1]), layout_complex_key_hashed],
[ source_clickhouse, layout_complex_key_hashed ],
[ source_mysql, layout_complex_key_hashed ],
[ source_mongodb, layout_complex_key_hashed ],
[ source_clickhouse, layout_complex_key_cache ],
[ source_mysql, layout_complex_key_cache ],
[ source_mongodb, layout_complex_key_cache ],
# Complex key dictionaries with (String, UInt8) key
[ source_file % (generated_prefix + files[2]), layout_complex_key_hashed],
[ source_clickhouse, layout_complex_key_hashed ],
[ source_mysql, layout_complex_key_hashed ],
[ source_mongodb, layout_complex_key_hashed ],
[ source_clickhouse, layout_complex_key_cache ],
[ source_mysql, layout_complex_key_cache ],
[ source_mongodb, layout_complex_key_cache ],
]
for (name, key_idx, has_parent), (source, layout) in zip(dictionaries, sources_and_layouts):
filename = os.path.join(args.generated, 'dictionary_%s.xml' % name)
with open(filename, 'w') as file:
dictionary_xml = dictionary_skeleton.format(
key = keys[key_idx], parent = parent_attribute if has_parent else '', **locals())
file.write(dictionary_xml)
def run_tests(args):
keys = [ 'toUInt64(n)', '(n, n)', '(toString(n), n)' ]
dict_get_query_skeleton = "select dictGet{type}('{name}', '{type}_', {key}) from system.one array join range(8) as n;"
dict_has_query_skeleton = "select dictHas('{name}', {key}) from system.one array join range(8) as n;"
dict_get_or_default_query_skeleton = "select dictGet{type}OrDefault('{name}', '{type}_', {key}, to{type}({default})) from system.one array join range(8) as n;"
dict_hierarchy_query_skeleton = "select dictGetHierarchy('{name}' as d, key), dictIsIn(d, key, toUInt64(1)), dictIsIn(d, key, key) from system.one array join range(toUInt64(8)) as key;"
def test_query(dict, query, reference, name):
global failures
global SERVER_DIED
print "{0:100}".format('Dictionary: ' + dict + ' Name: ' + name + ": "),
sys.stdout.flush()
report_testcase = et.Element("testcase", attrib = {"name": name})
reference_file = os.path.join(args.reference, reference) + '.reference'
stdout_file = os.path.join(args.reference, reference) + '.stdout'
stderr_file = os.path.join(args.reference, reference) + '.stderr'
command = '{ch} --port {port} --query "{query}" > {stdout_file} 2> {stderr_file}'.format(ch = args.client, port = args.port, query = query, stdout_file = stdout_file, stderr_file = stderr_file)
proc = Popen(command, shell = True)
start_time = datetime.now()
while (datetime.now() - start_time).total_seconds() < args.timeout and proc.poll() is None:
sleep(0)
if proc.returncode is None:
try:
proc.kill()
except OSError as e:
if e.errno != ESRCH:
raise
failure = et.Element("failure", attrib = {"message": "Timeout"})
report_testcase.append(failure)
failures = failures + 1
print("{0} - Timeout!".format(MSG_FAIL))
else:
stdout = open(stdout_file, 'r').read() if os.path.exists(stdout_file) else ''
stdout = unicode(stdout, errors='replace', encoding='utf-8')
stderr = open(stderr_file, 'r').read() if os.path.exists(stderr_file) else ''
stderr = unicode(stderr, errors='replace', encoding='utf-8')
if proc.returncode != 0:
failure = et.Element("failure", attrib = {"message": "return code {}".format(proc.returncode)})
report_testcase.append(failure)
stdout_element = et.Element("system-out")
stdout_element.text = et.CDATA(stdout)
report_testcase.append(stdout_element)
failures = failures + 1
print("{0} - return code {1}".format(MSG_FAIL, proc.returncode))
if stderr:
stderr_element = et.Element("system-err")
stderr_element.text = et.CDATA(stderr)
report_testcase.append(stderr_element)
print(stderr)
if 'Connection refused' in stderr or 'Attempt to read after eof' in stderr:
SERVER_DIED = True
elif stderr:
failure = et.Element("failure", attrib = {"message": "having stderror"})
report_testcase.append(failure)
stderr_element = et.Element("system-err")
stderr_element.text = et.CDATA(stderr)
report_testcase.append(stderr_element)
failures = failures + 1
print("{0} - having stderror:\n{1}".format(MSG_FAIL, stderr.encode('utf-8')))
elif 'Exception' in stdout:
failure = et.Element("error", attrib = {"message": "having exception"})
report_testcase.append(failure)
stdout_element = et.Element("system-out")
stdout_element.text = et.CDATA(stdout)
report_testcase.append(stdout_element)
failures = failures + 1
print("{0} - having exception:\n{1}".format(MSG_FAIL, stdout.encode('utf-8')))
elif not os.path.isfile(reference_file):
skipped = et.Element("skipped", attrib = {"message": "no reference file"})
report_testcase.append(skipped)
print("{0} - no reference file".format(MSG_UNKNOWN))
else:
(diff, _) = Popen(['diff', reference_file, stdout_file], stdout = PIPE).communicate()
if diff:
failure = et.Element("failure", attrib = {"message": "result differs with reference"})
report_testcase.append(failure)
stdout_element = et.Element("system-out")
stdout_element.text = et.CDATA(diff)
report_testcase.append(stdout_element)
failures = failures + 1
print("{0} - result differs with reference:\n{1}".format(MSG_FAIL, diff))
else:
print(MSG_OK)
if os.path.exists(stdout_file):
os.remove(stdout_file)
if os.path.exists(stderr_file):
os.remove(stderr_file)
dump_report(args.output, dict, name, report_testcase)
print 'Waiting for dictionaries to load...'
time.sleep(wait_for_loading_sleep_time_sec)
# the actual tests
for (name, key_idx, has_parent) in dictionaries:
if SERVER_DIED:
break
key = keys[key_idx]
print 'Testing dictionary', name
# query dictHas
test_query(name, dict_has_query_skeleton.format(**locals()), 'has', 'dictHas')
# query dictGet*
for type, default in zip(types, explicit_defaults):
if SERVER_DIED:
break
test_query(name,
dict_get_query_skeleton.format(**locals()),
type, 'dictGet' + type)
test_query(name,
dict_get_or_default_query_skeleton.format(**locals()),
type + 'OrDefault', 'dictGet' + type + 'OrDefault')
# query dictGetHierarchy, dictIsIn
if has_parent:
test_query(name,
dict_hierarchy_query_skeleton.format(**locals()),
'hierarchy', ' for dictGetHierarchy, dictIsIn')
if failures > 0:
print(colored("\nHaving {0} errors!".format(failures), "red", attrs=["bold"]))
sys.exit(1)
else:
print(colored("\nAll tests passed.", "green", attrs=["bold"]))
sys.exit(0)
def main(args):
generate_data(args)
generate_dictionaries(args)
run_tests(args)
if __name__ == '__main__':
parser = ArgumentParser(description = 'ClickHouse external dictionaries tests')
parser.add_argument('-s', '--source', default = 'source.tsv', help = 'Path to source data')
parser.add_argument('-g', '--generated', default = 'generated', help = 'Path to directory with generated data')
parser.add_argument('-r', '--reference', default = 'reference', help = 'Path to directory with reference data')
parser.add_argument('-c', '--client', default = 'clickhouse-client', help = 'Client program')
parser.add_argument('-p', '--port', default = '9001', help = 'ClickHouse port')
parser.add_argument('-o', '--output', default = 'output', help = 'Output xUnit compliant test report directory')
parser.add_argument('-t', '--timeout', type = int, default = 10, help = 'Timeout for each test case in seconds')
args = parser.parse_args()
main(args)
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