ClickHouse/tests/integration/helpers/external_sources.py
2020-10-02 19:54:07 +03:00

608 lines
21 KiB
Python

# -*- coding: utf-8 -*-
import datetime
import os
import uuid
import warnings
import aerospike
import cassandra.cluster
import pymongo
import pymysql.cursors
import redis
from tzlocal import get_localzone
class ExternalSource(object):
def __init__(self, name, internal_hostname, internal_port,
docker_hostname, docker_port, user, password):
self.name = name
self.internal_hostname = internal_hostname
self.internal_port = int(internal_port)
self.docker_hostname = docker_hostname
self.docker_port = int(docker_port)
self.user = user
self.password = password
def get_source_str(self, table_name):
raise NotImplementedError("Method {} is not implemented for {}".format(
"get_source_config_part", self.__class__.__name__))
def prepare(self, structure, table_name, cluster):
raise NotImplementedError("Method {} is not implemented for {}".format(
"prepare_remote_source", self.__class__.__name__))
# data is banch of Row
def load_data(self, data):
raise NotImplementedError("Method {} is not implemented for {}".format(
"prepare_remote_source", self.__class__.__name__))
def compatible_with_layout(self, layout):
return True
class SourceMySQL(ExternalSource):
TYPE_MAPPING = {
'UInt8': 'tinyint unsigned',
'UInt16': 'smallint unsigned',
'UInt32': 'int unsigned',
'UInt64': 'bigint unsigned',
'Int8': 'tinyint',
'Int16': 'smallint',
'Int32': 'int',
'Int64': 'bigint',
'UUID': 'varchar(36)',
'Date': 'date',
'DateTime': 'datetime',
'String': 'text',
'Float32': 'float',
'Float64': 'double'
}
def create_mysql_conn(self):
self.connection = pymysql.connect(
user=self.user,
password=self.password,
host=self.internal_hostname,
port=self.internal_port)
def execute_mysql_query(self, query):
with warnings.catch_warnings():
warnings.simplefilter("ignore")
with self.connection.cursor() as cursor:
cursor.execute(query)
self.connection.commit()
def get_source_str(self, table_name):
return '''
<mysql>
<replica>
<priority>1</priority>
<host>127.0.0.1</host>
<port>3333</port> <!-- Wrong port, for testing basic failover to work. -->
</replica>
<replica>
<priority>2</priority>
<host>{hostname}</host>
<port>{port}</port>
</replica>
<user>{user}</user>
<password>{password}</password>
<db>test</db>
<table>{tbl}</table>
</mysql>'''.format(
hostname=self.docker_hostname,
port=self.docker_port,
user=self.user,
password=self.password,
tbl=table_name,
)
def prepare(self, structure, table_name, cluster):
self.create_mysql_conn()
self.execute_mysql_query("create database if not exists test default character set 'utf8'")
fields_strs = []
for field in structure.keys + structure.ordinary_fields + structure.range_fields:
fields_strs.append(field.name + ' ' + self.TYPE_MAPPING[field.field_type])
create_query = '''create table test.{table_name} (
{fields_str});
'''.format(table_name=table_name, fields_str=','.join(fields_strs))
self.execute_mysql_query(create_query)
self.ordered_names = structure.get_ordered_names()
self.prepared = True
def load_data(self, data, table_name):
values_strs = []
if not data:
return
for row in data:
sorted_row = []
for name in self.ordered_names:
data = row.data[name]
if isinstance(row.data[name], str):
data = "'" + data + "'"
else:
data = str(data)
sorted_row.append(data)
values_strs.append('(' + ','.join(sorted_row) + ')')
query = 'insert into test.{} ({}) values {}'.format(
table_name,
','.join(self.ordered_names),
','.join(values_strs))
self.execute_mysql_query(query)
class SourceMongo(ExternalSource):
def get_source_str(self, table_name):
return '''
<mongodb>
<host>{host}</host>
<port>{port}</port>
<user>{user}</user>
<password>{password}</password>
<db>test</db>
<collection>{tbl}</collection>
</mongodb>
'''.format(
host=self.docker_hostname,
port=self.docker_port,
user=self.user,
password=self.password,
tbl=table_name,
)
def prepare(self, structure, table_name, cluster):
connection_str = 'mongodb://{user}:{password}@{host}:{port}'.format(
host=self.internal_hostname, port=self.internal_port,
user=self.user, password=self.password)
self.connection = pymongo.MongoClient(connection_str)
self.converters = {}
for field in structure.get_all_fields():
if field.field_type == "Date":
self.converters[field.name] = lambda x: datetime.datetime.strptime(x, "%Y-%m-%d")
elif field.field_type == "DateTime":
self.converters[field.name] = lambda x: get_localzone().localize(
datetime.datetime.strptime(x, "%Y-%m-%d %H:%M:%S"))
else:
self.converters[field.name] = lambda x: x
self.db = self.connection['test']
self.db.add_user(self.user, self.password)
self.prepared = True
def load_data(self, data, table_name):
tbl = self.db[table_name]
to_insert = []
for row in data:
row_dict = {}
for cell_name, cell_value in list(row.data.items()):
row_dict[cell_name] = self.converters[cell_name](cell_value)
to_insert.append(row_dict)
result = tbl.insert_many(to_insert)
class SourceMongoURI(SourceMongo):
def compatible_with_layout(self, layout):
# It is enough to test one layout for this dictionary, since we're
# only testing that the connection with URI works.
return layout.name == 'flat'
def get_source_str(self, table_name):
return '''
<mongodb>
<uri>mongodb://{user}:{password}@{host}:{port}/test</uri>
<collection>{tbl}</collection>
</mongodb>
'''.format(
host=self.docker_hostname,
port=self.docker_port,
user=self.user,
password=self.password,
tbl=table_name,
)
class SourceClickHouse(ExternalSource):
def get_source_str(self, table_name):
return '''
<clickhouse>
<host>{host}</host>
<port>{port}</port>
<user>{user}</user>
<password>{password}</password>
<db>test</db>
<table>{tbl}</table>
</clickhouse>
'''.format(
host=self.docker_hostname,
port=self.docker_port,
user=self.user,
password=self.password,
tbl=table_name,
)
def prepare(self, structure, table_name, cluster):
self.node = cluster.instances[self.docker_hostname]
self.node.query("CREATE DATABASE IF NOT EXISTS test")
fields_strs = []
for field in structure.keys + structure.ordinary_fields + structure.range_fields:
fields_strs.append(field.name + ' ' + field.field_type)
create_query = '''CREATE TABLE test.{table_name} (
{fields_str}) ENGINE MergeTree ORDER BY tuple();
'''.format(table_name=table_name, fields_str=','.join(fields_strs))
self.node.query(create_query)
self.ordered_names = structure.get_ordered_names()
self.prepared = True
def load_data(self, data, table_name):
values_strs = []
if not data:
return
for row in data:
sorted_row = []
for name in self.ordered_names:
row_data = row.data[name]
if isinstance(row_data, str):
row_data = "'" + row_data + "'"
else:
row_data = str(row_data)
sorted_row.append(row_data)
values_strs.append('(' + ','.join(sorted_row) + ')')
query = 'INSERT INTO test.{} ({}) values {}'.format(
table_name,
','.join(self.ordered_names),
','.join(values_strs))
self.node.query(query)
class SourceFile(ExternalSource):
def get_source_str(self, table_name):
table_path = "/" + table_name + ".tsv"
return '''
<file>
<path>{path}</path>
<format>TabSeparated</format>
</file>
'''.format(
path=table_path,
)
def prepare(self, structure, table_name, cluster):
self.node = cluster.instances[self.docker_hostname]
path = "/" + table_name + ".tsv"
self.node.exec_in_container(["bash", "-c", "touch {}".format(path)], user="root")
self.ordered_names = structure.get_ordered_names()
self.prepared = True
def load_data(self, data, table_name):
if not data:
return
path = "/" + table_name + ".tsv"
for row in list(data):
sorted_row = []
for name in self.ordered_names:
sorted_row.append(str(row.data[name]))
str_data = '\t'.join(sorted_row)
self.node.exec_in_container(["bash", "-c", "echo \"{row}\" >> {fname}".format(row=str_data, fname=path)],
user="root")
def compatible_with_layout(self, layout):
return 'cache' not in layout.name and 'direct' not in layout.name
class _SourceExecutableBase(ExternalSource):
def _get_cmd(self, path):
raise NotImplementedError("Method {} is not implemented for {}".format(
"_get_cmd", self.__class__.__name__))
def get_source_str(self, table_name):
table_path = "/" + table_name + ".tsv"
return '''
<executable>
<command>{cmd}</command>
<format>TabSeparated</format>
</executable>
'''.format(
cmd=self._get_cmd(table_path),
)
def prepare(self, structure, table_name, cluster):
self.node = cluster.instances[self.docker_hostname]
path = "/" + table_name + ".tsv"
self.node.exec_in_container(["bash", "-c", "touch {}".format(path)], user="root")
self.ordered_names = structure.get_ordered_names()
self.prepared = True
def load_data(self, data, table_name):
if not data:
return
path = "/" + table_name + ".tsv"
for row in list(data):
sorted_row = []
for name in self.ordered_names:
sorted_row.append(str(row.data[name]))
str_data = '\t'.join(sorted_row)
self.node.exec_in_container(["bash", "-c", "echo \"{row}\" >> {fname}".format(row=str_data, fname=path)],
user='root')
class SourceExecutableHashed(_SourceExecutableBase):
def _get_cmd(self, path):
return "cat {}".format(path)
def compatible_with_layout(self, layout):
return 'hashed' in layout.name
class SourceExecutableCache(_SourceExecutableBase):
def _get_cmd(self, path):
return "cat - >/dev/null;cat {}".format(path)
def compatible_with_layout(self, layout):
return 'cache' in layout.name
class SourceHTTPBase(ExternalSource):
PORT_COUNTER = 5555
def get_source_str(self, table_name):
self.http_port = SourceHTTPBase.PORT_COUNTER
url = "{schema}://{host}:{port}/".format(schema=self._get_schema(), host=self.docker_hostname,
port=self.http_port)
SourceHTTPBase.PORT_COUNTER += 1
return '''
<http>
<url>{url}</url>
<format>TabSeparated</format>
<credentials>
<user>foo</user>
<password>bar</password>
</credentials>
<headers>
<header>
<name>api-key</name>
<value>secret</value>
</header>
</headers>
</http>
'''.format(url=url)
def prepare(self, structure, table_name, cluster):
self.node = cluster.instances[self.docker_hostname]
path = "/" + table_name + ".tsv"
self.node.exec_in_container(["bash", "-c", "touch {}".format(path)], user='root')
script_dir = os.path.dirname(os.path.realpath(__file__))
self.node.copy_file_to_container(os.path.join(script_dir, './http_server.py'), '/http_server.py')
self.node.copy_file_to_container(os.path.join(script_dir, './fake_cert.pem'), '/fake_cert.pem')
self.node.exec_in_container([
"bash",
"-c",
"python3 /http_server.py --data-path={tbl} --schema={schema} --host={host} --port={port} --cert-path=/fake_cert.pem".format(
tbl=path, schema=self._get_schema(), host=self.docker_hostname, port=self.http_port)
], detach=True)
self.ordered_names = structure.get_ordered_names()
self.prepared = True
def load_data(self, data, table_name):
if not data:
return
path = "/" + table_name + ".tsv"
for row in list(data):
sorted_row = []
for name in self.ordered_names:
sorted_row.append(str(row.data[name]))
str_data = '\t'.join(sorted_row)
self.node.exec_in_container(["bash", "-c", "echo \"{row}\" >> {fname}".format(row=str_data, fname=path)],
user='root')
class SourceHTTP(SourceHTTPBase):
def _get_schema(self):
return "http"
class SourceHTTPS(SourceHTTPBase):
def _get_schema(self):
return "https"
class SourceCassandra(ExternalSource):
TYPE_MAPPING = {
'UInt8': 'tinyint',
'UInt16': 'smallint',
'UInt32': 'int',
'UInt64': 'bigint',
'Int8': 'tinyint',
'Int16': 'smallint',
'Int32': 'int',
'Int64': 'bigint',
'UUID': 'uuid',
'Date': 'date',
'DateTime': 'timestamp',
'String': 'text',
'Float32': 'float',
'Float64': 'double'
}
def __init__(self, name, internal_hostname, internal_port, docker_hostname, docker_port, user, password):
ExternalSource.__init__(self, name, internal_hostname, internal_port, docker_hostname, docker_port, user,
password)
self.structure = dict()
def get_source_str(self, table_name):
return '''
<cassandra>
<host>{host}</host>
<port>{port}</port>
<keyspace>test</keyspace>
<column_family>{table}</column_family>
<allow_filtering>1</allow_filtering>
<where>"Int64_" &lt; 1000000000000000000</where>
</cassandra>
'''.format(
host=self.docker_hostname,
port=self.docker_port,
table=table_name,
)
def prepare(self, structure, table_name, cluster):
self.client = cassandra.cluster.Cluster([self.internal_hostname], port=self.internal_port)
self.session = self.client.connect()
self.session.execute(
"create keyspace if not exists test with replication = {'class': 'SimpleStrategy', 'replication_factor' : 1};")
self.session.execute('drop table if exists test."{}"'.format(table_name))
self.structure[table_name] = structure
columns = ['"' + col.name + '" ' + self.TYPE_MAPPING[col.field_type] for col in structure.get_all_fields()]
keys = ['"' + col.name + '"' for col in structure.keys]
query = 'create table test."{name}" ({columns}, primary key ({pk}));'.format(
name=table_name, columns=', '.join(columns), pk=', '.join(keys))
self.session.execute(query)
self.prepared = True
def get_value_to_insert(self, value, type):
if type == 'UUID':
return uuid.UUID(value)
elif type == 'DateTime':
local_datetime = datetime.datetime.strptime(value, '%Y-%m-%d %H:%M:%S')
return get_localzone().localize(local_datetime)
return value
def load_data(self, data, table_name):
names_and_types = [(field.name, field.field_type) for field in self.structure[table_name].get_all_fields()]
columns = ['"' + col[0] + '"' for col in names_and_types]
insert = 'insert into test."{table}" ({columns}) values ({args})'.format(
table=table_name, columns=','.join(columns), args=','.join(['%s'] * len(columns)))
for row in data:
values = [self.get_value_to_insert(row.get_value_by_name(col[0]), col[1]) for col in names_and_types]
self.session.execute(insert, values)
class SourceRedis(ExternalSource):
def __init__(
self, name, internal_hostname, internal_port, docker_hostname, docker_port, user, password, db_index,
storage_type
):
super(SourceRedis, self).__init__(
name, internal_hostname, internal_port, docker_hostname, docker_port, user, password
)
self.storage_type = storage_type
self.db_index = db_index
def get_source_str(self, table_name):
return '''
<redis>
<host>{host}</host>
<port>{port}</port>
<password>{password}</password>
<db_index>{db_index}</db_index>
<storage_type>{storage_type}</storage_type>
</redis>
'''.format(
host=self.docker_hostname,
port=self.docker_port,
password=self.password,
storage_type=self.storage_type, # simple or hash_map
db_index=self.db_index,
)
def prepare(self, structure, table_name, cluster):
self.client = redis.StrictRedis(host=self.internal_hostname, port=self.internal_port, db=self.db_index,
password=self.password or None)
self.prepared = True
self.ordered_names = structure.get_ordered_names()
def load_data(self, data, table_name):
self.client.flushdb()
for row in list(data):
values = []
for name in self.ordered_names:
values.append(str(row.data[name]))
if len(values) == 2:
self.client.set(*values)
else:
self.client.hset(*values)
def compatible_with_layout(self, layout):
return layout.is_simple and self.storage_type == "simple" or layout.is_complex and self.storage_type == "hash_map"
class SourceAerospike(ExternalSource):
def __init__(self, name, internal_hostname, internal_port,
docker_hostname, docker_port, user, password):
ExternalSource.__init__(self, name, internal_hostname, internal_port,
docker_hostname, docker_port, user, password)
self.namespace = "test"
self.set = "test_set"
def get_source_str(self, table_name):
print("AEROSPIKE get source str")
return '''
<aerospike>
<host>{host}</host>
<port>{port}</port>
</aerospike>
'''.format(
host=self.docker_hostname,
port=self.docker_port,
)
def prepare(self, structure, table_name, cluster):
config = {
'hosts': [(self.internal_hostname, self.internal_port)]
}
self.client = aerospike.client(config).connect()
self.prepared = True
print("PREPARED AEROSPIKE")
print(config)
def compatible_with_layout(self, layout):
print("compatible AEROSPIKE")
return layout.is_simple
def _flush_aerospike_db(self):
keys = []
def handle_record(xxx_todo_changeme):
(key, metadata, record) = xxx_todo_changeme
print(("Handle record {} {}".format(key, record)))
keys.append(key)
def print_record(xxx_todo_changeme1):
(key, metadata, record) = xxx_todo_changeme1
print(("Print record {} {}".format(key, record)))
scan = self.client.scan(self.namespace, self.set)
scan.foreach(handle_record)
[self.client.remove(key) for key in keys]
def load_kv_data(self, values):
self._flush_aerospike_db()
print("Load KV Data Aerospike")
if len(values[0]) == 2:
for value in values:
key = (self.namespace, self.set, value[0])
print(key)
self.client.put(key, {"bin_value": value[1]}, policy={"key": aerospike.POLICY_KEY_SEND})
assert self.client.exists(key)
else:
assert ("VALUES SIZE != 2")
# print(values)
def load_data(self, data, table_name):
print("Load Data Aerospike")
# print(data)