mirror of
https://gitee.com/milvus-io/milvus.git
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208 lines
8.3 KiB
Python
208 lines
8.3 KiB
Python
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import threading
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import pytest
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import os
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import time
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import json
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from time import sleep
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from pathlib import Path
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from minio import Minio
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from pymilvus import connections
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from chaos.checker import (InsertFlushChecker, SearchChecker, QueryChecker, BulkLoadChecker, Op)
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from common.cus_resource_opts import CustomResourceOperations as CusResource
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from common.milvus_sys import MilvusSys
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from utils.util_log import test_log as log
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from utils.util_k8s import wait_pods_ready, get_pod_list, get_pod_ip_name_pairs, get_milvus_instance_name
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from utils.util_common import findkeys, update_key_value
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from chaos import chaos_commons as cc
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from common.common_type import CaseLabel
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from common import common_func as cf
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from chaos import constants
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# from bulk_load.bulk_load_data import gen_file_name
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from bulk_load.minio_comm import copy_files_to_minio
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from delayed_assert import expect, assert_expectations
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def assert_statistic(checkers, expectations={}):
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for k in checkers.keys():
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# expect succ if no expectations
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succ_rate = checkers[k].succ_rate()
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total = checkers[k].total()
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average_time = checkers[k].average_time
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if expectations.get(k, '') == constants.FAIL:
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log.info(
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f"Expect Fail: {str(k)} succ rate {succ_rate}, total: {total}, average time: {average_time:.4f}")
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expect(succ_rate < 0.49 or total < 2,
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f"Expect Fail: {str(k)} succ rate {succ_rate}, total: {total}, average time: {average_time:.4f}")
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else:
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log.info(
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f"Expect Succ: {str(k)} succ rate {succ_rate}, total: {total}, average time: {average_time:.4f}")
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expect(succ_rate > 0.90 and total > 2,
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f"Expect Succ: {str(k)} succ rate {succ_rate}, total: {total}, average time: {average_time:.4f}")
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def get_querynode_info(release_name):
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querynode_id_pod_pair = {}
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querynode_ip_pod_pair = get_pod_ip_name_pairs(
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"chaos-testing", f"app.kubernetes.io/instance={release_name}, component=querynode")
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ms = MilvusSys()
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for node in ms.query_nodes:
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ip = node["infos"]['hardware_infos']["ip"].split(":")[0]
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querynode_id_pod_pair[node["identifier"]] = querynode_ip_pod_pair[ip]
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return querynode_id_pod_pair
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class TestChaosBase:
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expect_create = constants.SUCC
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expect_insert = constants.SUCC
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expect_flush = constants.SUCC
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expect_index = constants.SUCC
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expect_search = constants.SUCC
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expect_query = constants.SUCC
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host = '127.0.0.1'
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port = 19530
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_chaos_config = None
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health_checkers = {}
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class TestChaos(TestChaosBase):
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@pytest.fixture(scope="function", autouse=True)
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def connection(self, host, port):
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connections.add_connection(default={"host": host, "port": port})
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connections.connect(alias='default')
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if connections.has_connection("default") is False:
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raise Exception("no connections")
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instance_name = get_milvus_instance_name(constants.CHAOS_NAMESPACE, host)
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self.host = host
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self.port = port
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self.instance_name = instance_name
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@pytest.fixture(scope="function", autouse=True)
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def init_health_checkers(self):
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log.info("init health checkers")
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checkers = {
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# Op.insert: InsertFlushChecker(collection_name=c_name),
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# Op.search: SearchChecker(collection_name=c_name, replica_number=2),
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Op.bulk_load: BulkLoadChecker()
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# Op.query: QueryChecker(collection_name=c_name, replica_number=2)
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}
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self.health_checkers = checkers
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@pytest.fixture(scope="function", autouse=True)
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def prepare_bulk_load(self, nb=1000, row_based=True):
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if Op.bulk_load not in self.health_checkers:
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log.info("bulk_load checker is not in health checkers, skip prepare bulk load")
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return
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log.info("bulk_load checker is in health checkers, prepare data firstly")
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release_name = self.instance_name
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minio_ip_pod_pair = get_pod_ip_name_pairs("chaos-testing", f"release={release_name}, app=minio")
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ms = MilvusSys()
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minio_ip = list(minio_ip_pod_pair.keys())[0]
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minio_port = "9000"
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minio_endpoint = f"{minio_ip}:{minio_port}"
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bucket_name = ms.index_nodes[0]["infos"]["system_configurations"]["minio_bucket_name"]
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schema = cf.gen_default_collection_schema()
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data = cf.gen_default_list_data_for_bulk_load(nb=nb)
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fields_name = [field.name for field in schema.fields]
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if not row_based:
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data_dict = dict(zip(fields_name, data))
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if row_based:
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entities = []
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for i in range(nb):
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entity_value = [field_values[i] for field_values in data]
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entity = dict(zip(fields_name, entity_value))
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entities.append(entity)
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data_dict = {"rows": entities}
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file_name = "bulk_load_data_source.json"
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files = [file_name]
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#TODO: npy file type is not supported so far
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log.info("generate bulk load file")
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with open(file_name, "w") as f:
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f.write(json.dumps(data_dict))
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log.info("upload file to minio")
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client = Minio(minio_endpoint, access_key="minioadmin", secret_key="minioadmin", secure=False)
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client.fput_object(bucket_name, file_name, file_name)
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self.health_checkers[Op.bulk_load].update(schema=schema, files=files, row_based=row_based)
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log.info("prepare data for bulk load done")
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def teardown(self):
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chaos_res = CusResource(kind=self._chaos_config['kind'],
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group=constants.CHAOS_GROUP,
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version=constants.CHAOS_VERSION,
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namespace=constants.CHAOS_NAMESPACE)
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meta_name = self._chaos_config.get('metadata', None).get('name', None)
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chaos_res.delete(meta_name, raise_ex=False)
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sleep(2)
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log.info(f'Alive threads: {threading.enumerate()}')
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@pytest.mark.tags(CaseLabel.L3)
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@pytest.mark.parametrize("target_component", ["minio"]) # "minio", "proxy", "rootcoord", "datacoord", "datanode", "etcd"
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@pytest.mark.parametrize("chaos_type", ["pod_kill"]) # "pod_kill", "pod_failure"
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def test_bulk_load(self, chaos_type, target_component):
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# start the monitor threads to check the milvus ops
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log.info("*********************Chaos Test Start**********************")
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log.info(connections.get_connection_addr('default'))
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release_name = self.instance_name
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cc.start_monitor_threads(self.health_checkers)
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chaos_config = cc.gen_experiment_config(f"{str(Path(__file__).absolute().parent)}/chaos_objects/{chaos_type}/chaos_{target_component}_{chaos_type}.yaml")
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chaos_config['metadata']['name'] = f"test-bulk-load-{int(time.time())}"
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kind = chaos_config['kind']
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meta_name = chaos_config.get('metadata', None).get('name', None)
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update_key_value(chaos_config, "release", release_name)
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update_key_value(chaos_config, "app.kubernetes.io/instance", release_name)
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self._chaos_config = chaos_config # cache the chaos config for tear down
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log.info(f"chaos_config: {chaos_config}")
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# wait 20s
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sleep(constants.WAIT_PER_OP * 10)
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# assert statistic:all ops 100% succ
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log.info("******1st assert before chaos: ")
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assert_statistic(self.health_checkers)
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# apply chaos object
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chaos_res = CusResource(kind=chaos_config['kind'],
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group=constants.CHAOS_GROUP,
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version=constants.CHAOS_VERSION,
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namespace=constants.CHAOS_NAMESPACE)
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chaos_res.create(chaos_config)
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log.info("chaos injected")
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sleep(constants.WAIT_PER_OP * 10)
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# reset counting
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cc.reset_counting(self.health_checkers)
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# wait 120s
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sleep(constants.CHAOS_DURATION)
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log.info(f'Alive threads: {threading.enumerate()}')
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# assert statistic
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log.info("******2nd assert after chaos injected: ")
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assert_statistic(self.health_checkers,
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expectations={
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Op.bulk_load: constants.FAIL,
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})
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# delete chaos
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chaos_res.delete(meta_name)
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log.info("chaos deleted")
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sleep(2)
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# wait all pods ready
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log.info(f"wait for pods in namespace {constants.CHAOS_NAMESPACE} with label app.kubernetes.io/instance={release_name}")
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wait_pods_ready(constants.CHAOS_NAMESPACE ,f"app.kubernetes.io/instance={release_name}")
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log.info(f"wait for pods in namespace {constants.CHAOS_NAMESPACE} with label release={release_name}")
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wait_pods_ready(constants.CHAOS_NAMESPACE, f"release={release_name}")
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log.info("all pods are ready")
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# reconnect if needed
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sleep(constants.WAIT_PER_OP * 2)
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cc.reconnect(connections, alias='default')
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# recheck failed tasks in third assert
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self.health_checkers[Op.bulk_load].recheck_failed_task = True
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# reset counting again
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cc.reset_counting(self.health_checkers)
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# wait 50s (varies by feature)
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sleep(constants.WAIT_PER_OP * 10)
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# assert statistic: all ops success again
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log.info("******3rd assert after chaos deleted: ")
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assert_statistic(self.health_checkers)
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# assert all expectations
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assert_expectations()
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log.info("*********************Chaos Test Completed**********************")
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