mirror of
https://github.com/ClickHouse/ClickHouse.git
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129 lines
4.7 KiB
Python
129 lines
4.7 KiB
Python
import os.path as p
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import random
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import threading
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import time
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import pytest
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import logging
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from helpers.cluster import ClickHouseCluster
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from helpers.test_tools import TSV
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from helpers.client import QueryRuntimeException
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from helpers.network import PartitionManager
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import json
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import subprocess
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import kafka.errors
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from kafka import KafkaAdminClient, KafkaProducer, KafkaConsumer, BrokerConnection
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from kafka.admin import NewTopic
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from kafka.protocol.admin import DescribeGroupsResponse_v1, DescribeGroupsRequest_v1
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from kafka.protocol.group import MemberAssignment
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import socket
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cluster = ClickHouseCluster(__file__)
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instance = cluster.add_instance('instance',
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main_configs=['configs/kafka.xml'],
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with_kerberized_kafka=True,
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clickhouse_path_dir="clickhouse_path")
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def producer_serializer(x):
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return x.encode() if isinstance(x, str) else x
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def get_kafka_producer(port, serializer):
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errors = []
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for _ in range(15):
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try:
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producer = KafkaProducer(bootstrap_servers="localhost:{}".format(port), value_serializer=serializer)
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logging.debug("Kafka Connection establised: localhost:{}".format(port))
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return producer
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except Exception as e:
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errors += [str(e)]
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time.sleep(1)
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raise Exception("Connection not establised, {}".format(errors))
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def kafka_produce(kafka_cluster, topic, messages, timestamp=None):
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logging.debug("kafka_produce server:{}:{} topic:{}".format("localhost", kafka_cluster.kerberized_kafka_port, topic))
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producer = get_kafka_producer(kafka_cluster.kerberized_kafka_port, producer_serializer)
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for message in messages:
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producer.send(topic=topic, value=message, timestamp_ms=timestamp)
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producer.flush()
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# Fixtures
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@pytest.fixture(scope="module")
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def kafka_cluster():
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try:
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cluster.start()
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if instance.is_debug_build():
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# https://github.com/ClickHouse/ClickHouse/issues/27651
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pytest.skip("librdkafka calls system function for kinit which does not pass harmful check in debug build")
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yield cluster
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finally:
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cluster.shutdown()
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@pytest.fixture(autouse=True)
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def kafka_setup_teardown():
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instance.query('DROP DATABASE IF EXISTS test; CREATE DATABASE test;')
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yield # run test
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# Tests
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def test_kafka_json_as_string(kafka_cluster):
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kafka_produce(kafka_cluster, 'kafka_json_as_string', ['{"t": 123, "e": {"x": "woof"} }', '', '{"t": 124, "e": {"x": "test"} }', '{"F1":"V1","F2":{"F21":"V21","F22":{},"F23":"V23","F24":"2019-12-24T16:28:04"},"F3":"V3"}'])
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instance.query('''
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CREATE TABLE test.kafka (field String)
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ENGINE = Kafka
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SETTINGS kafka_broker_list = 'kerberized_kafka1:19092',
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kafka_topic_list = 'kafka_json_as_string',
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kafka_group_name = 'kafka_json_as_string',
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kafka_format = 'JSONAsString',
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kafka_flush_interval_ms=1000;
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''')
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time.sleep(3)
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result = instance.query('SELECT * FROM test.kafka;')
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expected = '''\
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{"t": 123, "e": {"x": "woof"} }
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{"t": 124, "e": {"x": "test"} }
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{"F1":"V1","F2":{"F21":"V21","F22":{},"F23":"V23","F24":"2019-12-24T16:28:04"},"F3":"V3"}
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'''
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assert TSV(result) == TSV(expected)
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assert instance.contains_in_log("Parsing of message (topic: kafka_json_as_string, partition: 0, offset: 1) return no rows")
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def test_kafka_json_as_string_no_kdc(kafka_cluster):
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kafka_produce(kafka_cluster, 'kafka_json_as_string_no_kdc', ['{"t": 123, "e": {"x": "woof"} }', '', '{"t": 124, "e": {"x": "test"} }', '{"F1":"V1","F2":{"F21":"V21","F22":{},"F23":"V23","F24":"2019-12-24T16:28:04"},"F3":"V3"}'])
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kafka_cluster.pause_container('kafka_kerberos')
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time.sleep(45) # wait for ticket expiration
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instance.query('''
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CREATE TABLE test.kafka_no_kdc (field String)
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ENGINE = Kafka
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SETTINGS kafka_broker_list = 'kerberized_kafka1:19092',
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kafka_topic_list = 'kafka_json_as_string_no_kdc',
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kafka_group_name = 'kafka_json_as_string_no_kdc',
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kafka_format = 'JSONAsString',
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kafka_flush_interval_ms=1000;
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''')
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result = instance.query('SELECT * FROM test.kafka_no_kdc;')
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expected = ''
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kafka_cluster.unpause_container('kafka_kerberos')
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assert TSV(result) == TSV(expected)
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assert instance.contains_in_log("StorageKafka (kafka_no_kdc): Nothing to commit")
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assert instance.contains_in_log("Ticket expired")
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assert instance.contains_in_log("Kerberos ticket refresh failed")
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if __name__ == '__main__':
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cluster.start()
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input("Cluster created, press any key to destroy...")
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cluster.shutdown()
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