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