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client_metric_test.cpp
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/*
* Copyright (c) 2020 NetEase Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
* Project: curve
* File Created: Monday, 24th June 2019 10:00:53 am
* Author: tongguangxun
*/
#include <gtest/gtest.h>
#include <gflags/gflags.h>
#include <glog/logging.h>
#include <chrono> // NOLINT
#include <thread> // NOLINT
#include <mutex> // NOLINT
#include <condition_variable> // NOLINT
#include "proto/nameserver2.pb.h"
#include "include/client/libcurve.h"
#include "src/client/client_metric.h"
#include "src/client/file_instance.h"
#include "test/client/fake/mock_schedule.h"
#include "test/client/fake/fakeMDS.h"
#include "src/client/libcurve_file.h"
#include "src/client/client_common.h"
#include "src/client/client_config.h"
#include "test/integration/cluster_common/cluster.h"
#include "test/util/config_generator.h"
DECLARE_string(chunkserver_list);
uint32_t segment_size = 1 * 1024 * 1024 * 1024ul; // NOLINT
uint32_t chunk_size = 4 * 1024 * 1024; // NOLINT
std::string mdsMetaServerAddr = "127.0.0.1:9150"; // NOLINT
namespace curve {
namespace client {
const std::vector<std::string> clientConf {
std::string("mds.listen.addr=127.0.0.1:9150"),
std::string("global.logPath=./runlog/"),
std::string("chunkserver.rpcTimeoutMS=1000"),
std::string("chunkserver.opMaxRetry=3"),
std::string("metacache.getLeaderRetry=3"),
std::string("metacache.getLeaderTimeOutMS=1000"),
std::string("global.fileMaxInFlightRPCNum=2048"),
std::string("metacache.rpcRetryIntervalUS=500"),
std::string("mds.rpcRetryIntervalUS=500"),
std::string("schedule.threadpoolSize=2"),
};
TEST(MetricTest, ChunkServer_MetricTest) {
MetaServerOption metaopt;
metaopt.rpcRetryOpt.addrs.push_back(mdsMetaServerAddr);
metaopt.rpcRetryOpt.rpcTimeoutMs = 500;
metaopt.rpcRetryOpt.rpcRetryIntervalUS = 200;
std::shared_ptr<MDSClient> mdsclient = std::make_shared<MDSClient>();
ASSERT_EQ(0, mdsclient->Initialize(metaopt));
FLAGS_chunkserver_list = "127.0.0.1:9130:0,127.0.0.1:9131:0,127.0.0.1:9132:0"; // NOLINT
std::string configpath("./test/client/configs/client_metric.conf");
curve::CurveCluster* cluster = new curve::CurveCluster();
cluster->PrepareConfig<curve::ClientConfigGenerator>(
configpath, clientConf);
ClientConfig cc;
ASSERT_EQ(0, cc.Init(configpath.c_str()));
// filename必须是全路径
std::string filename = "/1_userinfo_";
// init mds service
FakeMDS mds(filename);
mds.Initialize();
mds.StartService();
// 设置leaderid
EndPoint ep;
butil::str2endpoint("127.0.0.1", 9130, &ep);
PeerId pd(ep);
mds.StartCliService(pd);
mds.CreateCopysetNode(true);
auto nameService = mds.GetMDSService();
OpenFileResponse resp;
resp.set_statuscode(curve::mds::StatusCode::kOK);
auto* session = resp.mutable_protosession();
session->set_sessionid("xxx");
session->set_leasetime(10000);
session->set_createtime(10000);
session->set_sessionstatus(curve::mds::SessionStatus::kSessionOK);
auto* fileinfo = resp.mutable_fileinfo();
fileinfo->set_id(1);
fileinfo->set_filename(filename);
fileinfo->set_parentid(0);
fileinfo->set_length(10ULL * 1024 * 1024 * 1024);
fileinfo->set_blocksize(4096);
FakeReturn fakeOpen(nullptr, static_cast<void*>(&resp));
nameService->SetOpenFile(&fakeOpen);
UserInfo_t userinfo;
userinfo.owner = "test";
auto opt = cc.GetFileServiceOption();
FileInstance fi;
ASSERT_TRUE(fi.Initialize(filename, mdsclient, userinfo, OpenFlags{}, opt));
ASSERT_EQ(LIBCURVE_ERROR::OK, fi.Open());
FileMetric* fm = fi.GetIOManager4File()->GetMetric();
char* buffer;
buffer = new char[8 * 1024];
memset(buffer, 'a', 1024);
memset(buffer + 1024, 'b', 1024);
memset(buffer + 2 * 1024, 'c', 1024);
memset(buffer + 3 * 1024, 'd', 1024);
memset(buffer + 4 * 1024, 'e', 1024);
memset(buffer + 5 * 1024, 'f', 1024);
memset(buffer + 6 * 1024, 'g', 1024);
memset(buffer + 7 * 1024, 'h', 1024);
int ret = fi.Write(buffer, 0, 8192);
ASSERT_EQ(8192, ret);
ret = fi.Write(buffer, 0, 4096);
ASSERT_EQ(4096, ret);
ret = fi.Read(buffer, 0, 8192);
ASSERT_EQ(8192, ret);
ret = fi.Read(buffer, 0, 4096);
ASSERT_EQ(4096, ret);
// 先睡眠，确保采样
std::this_thread::sleep_for(std::chrono::seconds(2));
ASSERT_GT(fm->writeRPC.latency.max_latency(), 0);
ASSERT_GT(fm->readRPC.latency.max_latency(), 0);
// read write超时重试
mds.EnableNetUnstable(8000);
ret = fi.Write(buffer, 0, 4096);
ASSERT_EQ(-2, ret);
ret = fi.Write(buffer, 0, 4096);
ASSERT_EQ(-2, ret);
ret = fi.Read(buffer, 0, 4096);
ASSERT_EQ(-2, ret);
ret = fi.Read(buffer, 0, 4096);
ASSERT_EQ(-2, ret);
// 4次正确读写，4次超时读写,超时会引起重试，重试次数为3，数据量最大是8192
ASSERT_EQ(fm->inflightRPCNum.get_value(), 0);
ASSERT_EQ(fm->userRead.qps.count.get_value(), 2);
ASSERT_EQ(fm->userWrite.qps.count.get_value(), 2);
ASSERT_EQ(fm->userRead.eps.count.get_value(), 2);
ASSERT_EQ(fm->userWrite.eps.count.get_value(), 2);
ASSERT_EQ(fm->userWrite.rps.count.get_value(), 4);
ASSERT_EQ(fm->userRead.rps.count.get_value(), 4);
ASSERT_EQ(fm->readRPC.qps.count.get_value(), 2);
ASSERT_EQ(fm->writeRPC.qps.count.get_value(), 2);
ASSERT_EQ(fm->readRPC.rps.count.get_value(), 8);
ASSERT_EQ(fm->writeRPC.rps.count.get_value(), 8);
ASSERT_EQ(fm->readRPC.eps.count.get_value(), 6);
ASSERT_EQ(fm->readRPC.eps.count.get_value(), 6);
ASSERT_EQ(fm->writeRPC.timeoutQps.count.get_value(), 6);
ASSERT_EQ(fm->readRPC.timeoutQps.count.get_value(), 6);
ASSERT_EQ(fm->writeRPC.latency.count(), 2);
ASSERT_EQ(fm->readRPC.latency.count(), 2);
delete[] buffer;
fi.UnInitialize();
mds.UnInitialize();
}
namespace {
bool flag = false;
std::mutex mtx;
std::condition_variable cv;
void cb(CurveAioContext* ctx) {
std::unique_lock<std::mutex> lk(mtx);
flag = true;
cv.notify_one();
}
} // namespace
TEST(MetricTest, SlowRequestMetricTest) {
MetaServerOption metaopt;
metaopt.rpcRetryOpt.addrs.push_back(mdsMetaServerAddr);
metaopt.rpcRetryOpt.rpcTimeoutMs = 500;
metaopt.rpcRetryOpt.rpcRetryIntervalUS = 200;
std::shared_ptr<MDSClient> mdsclient = std::make_shared<MDSClient>();
ASSERT_EQ(0, mdsclient->Initialize(metaopt));
FLAGS_chunkserver_list = "127.0.0.1:9130:0,127.0.0.1:9131:0,127.0.0.1:9132:0"; // NOLINT
// filename必须是全路径
std::string filename = "/1_userinfo_";
// init mds service
FakeMDS mds(filename);
mds.Initialize();
mds.StartService();
// 设置leaderid
EndPoint ep;
butil::str2endpoint("127.0.0.1", 9130, &ep);
PeerId pd(ep);
mds.StartCliService(pd);
mds.CreateCopysetNode(true);
UserInfo_t userinfo;
userinfo.owner = "test";
FileServiceOption opt;
auto& failRequestOpt = opt.ioOpt.reqSchdulerOpt.ioSenderOpt.failRequestOpt;
// request will retry 50 times, and each request's timeout is 50ms
failRequestOpt.chunkserverOPMaxRetry = 50;
failRequestOpt.chunkserverRPCTimeoutMS = 50;
failRequestOpt.chunkserverMaxRPCTimeoutMS = 50;
failRequestOpt.chunkserverSlowRequestThresholdMS = 1500;
FileInstance fi;
ASSERT_TRUE(fi.Initialize(filename, mdsclient, userinfo, OpenFlags{}, opt));
FileMetric* fm = fi.GetIOManager4File()->GetMetric();
char* buffer;
buffer = new char[8 * 1024];
memset(buffer, 'a', 1024);
memset(buffer + 1024, 'b', 1024);
memset(buffer + 2 * 1024, 'c', 1024);
memset(buffer + 3 * 1024, 'd', 1024);
memset(buffer + 4 * 1024, 'e', 1024);
memset(buffer + 5 * 1024, 'f', 1024);
memset(buffer + 6 * 1024, 'g', 1024);
memset(buffer + 7 * 1024, 'h', 1024);
int ret = fi.Write(buffer, 0, 8192);
ASSERT_EQ(8192, ret);
ret = fi.Write(buffer, 0, 4096);
ASSERT_EQ(4096, ret);
ret = fi.Read(buffer, 0, 8192);
ASSERT_EQ(8192, ret);
ret = fi.Read(buffer, 0, 4096);
ASSERT_EQ(4096, ret);
// 先睡眠，确保采样
std::this_thread::sleep_for(std::chrono::seconds(2));
ASSERT_GT(fm->writeRPC.latency.max_latency(), 0);
ASSERT_GT(fm->readRPC.latency.max_latency(), 0);
// read write超时重试
mds.EnableNetUnstable(100);
ret = fi.Write(buffer, 0, 4096);
ASSERT_EQ(-2, ret);
ret = fi.Write(buffer, 0, 4096);
ASSERT_EQ(-2, ret);
ret = fi.Read(buffer, 0, 4096);
ASSERT_EQ(-2, ret);
ret = fi.Read(buffer, 0, 4096);
ASSERT_EQ(-2, ret);
ASSERT_EQ(fm->slowRequestMetric.count.get_value(), 0);
mds.EnableNetUnstable(100);
char* buf1 = new char[4 * 1024];
CurveAioContext* aioctx = new CurveAioContext;
aioctx->buf = buf1;
aioctx->offset = 0;
aioctx->op = LIBCURVE_OP_WRITE;
aioctx->length = 4 * 1024;
aioctx->cb = cb;
fi.AioWrite(aioctx, UserDataType::RawBuffer);
std::this_thread::sleep_for(std::chrono::seconds(2));
ASSERT_EQ(fm->slowRequestMetric.count.get_value(), 1);
{
std::unique_lock<std::mutex> lk(mtx);
cv.wait(lk, []() { return flag; });
}
delete[] buffer;
delete[] buf1;
fi.UnInitialize();
mds.UnInitialize();
}
TEST(MetricTest, MetricHelperTest) {
FileMetric* fm = nullptr;
ASSERT_NO_THROW(MetricHelper::IncremUserRPSCount(fm, OpType::WRITE));
ASSERT_NO_THROW(MetricHelper::IncremUserRPSCount(fm, OpType::READ));
ASSERT_NO_THROW(MetricHelper::IncremRPCRPSCount(fm, OpType::WRITE));
ASSERT_NO_THROW(MetricHelper::IncremRPCRPSCount(fm, OpType::READ));
ASSERT_NO_THROW(MetricHelper::IncremInflightRPC(fm));
ASSERT_NO_THROW(MetricHelper::DecremInflightRPC(fm));
ASSERT_NO_THROW(MetricHelper::IncremGetLeaderRetryTime(fm));
ASSERT_NO_THROW(MetricHelper::IncremUserQPSCount(fm, 0, OpType::READ));
ASSERT_NO_THROW(MetricHelper::IncremUserEPSCount(fm, OpType::READ));
ASSERT_NO_THROW(MetricHelper::IncremFailRPCCount(fm, OpType::READ));
ASSERT_NO_THROW(MetricHelper::IncremTimeOutRPCCount(fm, OpType::READ));
ASSERT_NO_THROW(MetricHelper::IncremRPCQPSCount(fm, 0, OpType::READ));
ASSERT_NO_THROW(MetricHelper::UserLatencyRecord(fm, 0, OpType::READ));
ASSERT_NO_THROW(MetricHelper::IncremInflightRPC(fm));
ASSERT_NO_THROW(MetricHelper::DecremInflightRPC(fm));
ASSERT_NO_THROW(MetricHelper::IncremSlowRequestNum(fm));
ASSERT_NO_THROW(MetricHelper::DecremSlowRequestNum(fm));
ASSERT_NO_THROW(MetricHelper::LatencyRecord(fm, 0, OpType::READ));
ASSERT_NO_THROW(MetricHelper::IncremRedirectRPCCount(fm, OpType::READ));
ASSERT_NO_THROW(MetricHelper::IncremRedirectRPCCount(fm, OpType::WRITE));
FileMetric fm2("test");
ASSERT_NO_THROW(MetricHelper::IncremUserRPSCount(&fm2, OpType::WRITE));
ASSERT_NO_THROW(MetricHelper::IncremUserRPSCount(&fm2, OpType::READ));
ASSERT_NO_THROW(MetricHelper::IncremRPCRPSCount(&fm2, OpType::WRITE));
ASSERT_NO_THROW(MetricHelper::IncremRPCRPSCount(&fm2, OpType::READ));
ASSERT_NO_THROW(MetricHelper::IncremInflightRPC(&fm2));
ASSERT_NO_THROW(MetricHelper::DecremInflightRPC(&fm2));
ASSERT_NO_THROW(MetricHelper::IncremGetLeaderRetryTime(&fm2));
ASSERT_NO_THROW(MetricHelper::IncremUserQPSCount(&fm2, 0, OpType::READ));
ASSERT_NO_THROW(MetricHelper::IncremUserEPSCount(&fm2, OpType::READ));
ASSERT_NO_THROW(MetricHelper::IncremFailRPCCount(&fm2, OpType::READ));
ASSERT_NO_THROW(MetricHelper::IncremTimeOutRPCCount(&fm2, OpType::READ));
ASSERT_NO_THROW(MetricHelper::IncremRPCQPSCount(&fm2, 0, OpType::READ));
ASSERT_NO_THROW(MetricHelper::UserLatencyRecord(&fm2, 0, OpType::READ));
ASSERT_NO_THROW(MetricHelper::IncremInflightRPC(&fm2));
ASSERT_NO_THROW(MetricHelper::DecremInflightRPC(&fm2));
ASSERT_NO_THROW(MetricHelper::IncremSlowRequestNum(&fm2));
ASSERT_NO_THROW(MetricHelper::DecremSlowRequestNum(&fm2));
ASSERT_NO_THROW(MetricHelper::LatencyRecord(&fm2, 0, OpType::READ));
ASSERT_NO_THROW(MetricHelper::IncremRedirectRPCCount(&fm2, OpType::READ));
ASSERT_NO_THROW(MetricHelper::IncremRedirectRPCCount(&fm2, OpType::WRITE));
ASSERT_NO_THROW(MetricHelper::IncremGetLeaderRetryTime(nullptr));
ASSERT_NO_THROW(MetricHelper::IncremUserQPSCount(nullptr, 0, OpType::READ));
ASSERT_NO_THROW(MetricHelper::IncremUserEPSCount(nullptr, OpType::READ));
ASSERT_NO_THROW(MetricHelper::IncremUserRPSCount(nullptr, OpType::READ));
ASSERT_NO_THROW(MetricHelper::IncremFailRPCCount(nullptr, OpType::READ));
ASSERT_NO_THROW(MetricHelper::IncremTimeOutRPCCount(nullptr, OpType::READ));
ASSERT_NO_THROW(MetricHelper::IncremRPCQPSCount(nullptr, 0, OpType::READ));
ASSERT_NO_THROW(MetricHelper::IncremRPCRPSCount(nullptr, OpType::READ));
ASSERT_NO_THROW(MetricHelper::LatencyRecord(nullptr, 0, OpType::READ));
ASSERT_NO_THROW(MetricHelper::IncremInflightRPC(nullptr));
ASSERT_NO_THROW(MetricHelper::DecremInflightRPC(nullptr));
ASSERT_NO_THROW(MetricHelper::IncremSlowRequestNum(nullptr));
ASSERT_NO_THROW(MetricHelper::IncremSlowRequestNum(nullptr));
}
TEST(MetricTest, CollectMetricsTest) {
InterfaceMetric interface("curve_client", "test");
ASSERT_NO_THROW(CollectMetrics(&interface, 1, 1));
}
} // namespace client
} // namespace curve