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325 lines (265 loc) · 9.52 KB
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/**
* Tencent is pleased to support the open source community by making Tars available.
*
* Copyright (C) 2016THL A29 Limited, a Tencent company. All rights reserved.
*
* Licensed under the BSD 3-Clause License (the "License"); you may not use this file except
* in compliance with the License. You may obtain a copy of the License at
*
* https://opensource.org/licenses/BSD-3-Clause
*
* 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.
*/
#include "StatServer.h"
#include "servant/AppCache.h"
#include "StatImp.h"
void StatServer::initialize()
{
try
{
//关闭远程日志
TarsTimeLogger::getInstance()->enableRemote("", false);
//增加对象
addServant<StatImp>( ServerConfig::Application + "." + ServerConfig::ServerName +".StatObj" );
_iInsertInterval = TC_Common::strto<int>(g_pconf->get("/tars/hashmap<insertInterval>","5"));
if(_iInsertInterval < 5)
{
_iInsertInterval = 5;
}
//获取业务线程个数
string sAdapter = ServerConfig::Application + "." + ServerConfig::ServerName + ".StatObjAdapter";
string sHandleNum = "/tars/application/server/";
sHandleNum += sAdapter;
sHandleNum += "<threads>";
int iHandleNum = TC_Common::strto<int>(g_pconf->get(sHandleNum, "20"));
vector<int64_t> vec;
vec.resize(iHandleNum);
for(size_t i =0; i < vec.size(); ++i)
{
vec[i] = 0;
}
_vBuffer[0]=vec;
_vBuffer[1]=vec;
TLOGDEBUG("StatServer::initialize iHandleNum:" << iHandleNum<< endl);
initHashMap();
string s("");
_iSelectBuffer = getSelectBufferFromFlag(s);
TLOGDEBUG("StatServer::initialize iSelectBuffer:" << _iSelectBuffer<< endl);
vector<string> vIpGroup = g_pconf->getDomainKey("/tars/masteripgroup");
for (unsigned i = 0; i < vIpGroup.size(); i++)
{
vector<string> vOneGroup = TC_Common::sepstr<string>(vIpGroup[i], ";", true);
if (vOneGroup.size() < 2)
{
TLOGERROR("StatImp::initialize wrong masterip:" << vIpGroup[i] << endl);
continue;
}
_mVirtualMasterIp[vOneGroup[0]] = vOneGroup[1];
}
_sRandOrder = AppCache::getInstance()->get("RandOrder");
TLOGDEBUG("StatImp::initialize randorder:" << _sRandOrder << endl);
_pReapSSDThread = new ReapSSDThread();
_pReapSSDThread->start();
TARS_ADD_ADMIN_CMD_PREFIX("tars.tarsstat.randorder", StatServer::cmdSetRandOrder);
}
catch ( exception& ex )
{
TLOGERROR("StatServer::initialize catch exception:" << ex.what() << endl);
exit( 0 );
}
catch ( ... )
{
TLOGERROR("StatServer::initialize unknow exception catched" << endl);
exit( 0 );
}
}
map<string, string>& StatServer::getVirtualMasterIp(void)
{
return _mVirtualMasterIp;
}
string StatServer::getRandOrder(void)
{
return _sRandOrder;
}
string StatServer::getClonePath(void)
{
return _sClonePath;
}
int StatServer::getInserInterv(void)
{
return _iInsertInterval;
}
bool StatServer::getSelectBuffer(int iIndex, int64_t iInterval)
{
int64_t iNow = TNOW;
bool bFlag = true;
vector<int64_t> &vBuffer = _vBuffer[iIndex];
for(vector<int64_t>::size_type i=0; i != vBuffer.size(); i++)
{
//if(vBuffer[i] != 0 && (iNow - vBuffer[i]) > iInterval)
if((iNow - vBuffer[i]) < iInterval)
{
bFlag = false;
}
}
if(bFlag)
{
return true;
}
return false;
}
int StatServer::getSelectBufferFromFlag(const string& sFlag)
{
if(sFlag.length()!=0)
{
return (TC_Common::strto<int>(sFlag.substr(2,2))/_iInsertInterval)%2;
}
else
{
time_t tTime=0;
string sDate="",flag="";
getTimeInfo(tTime,sDate,flag);
return (TC_Common::strto<int>(flag.substr(2,2))/_iInsertInterval)%2;
}
}
bool StatServer::cmdSetRandOrder(const string& command, const string& params, string& result)
{
try
{
TLOGINFO("StatServer::cmdSetRandOrder:" << command << " " << params << endl);
_sRandOrder = params;
result = "set RandOrder [" + _sRandOrder + "] ok";
AppCache::getInstance()->set("RandOrder",_sRandOrder);
}
catch (exception &ex)
{
result = ex.what();
}
return true;
}
void StatServer::initHashMap()
{
TLOGDEBUG("StatServer::initHashMap begin" << endl);
int iHashMapNum = TC_Common::strto<int>(g_pconf->get("/tars/hashmap<hashmapnum>","1"));
_iBuffNum = iHashMapNum;
_hashmap = new StatHashMap *[2];
for(int k = 0; k < 2; ++k)
{
_hashmap[k] = new StatHashMap[iHashMapNum]();
}
int iMinBlock = TC_Common::strto<int>(g_pconf->get("/tars/hashmap<minBlock>","128"));
int iMaxBlock = TC_Common::strto<int>(g_pconf->get("/tars/hashmap<maxBlock>","256"));
float iFactor = TC_Common::strto<float>(g_pconf->get("/tars/hashmap<factor>","2"));
int iSize = TC_Common::toSize(g_pconf->get("/tars/hashmap<size>"), 1024*1024*256);
_sClonePath = ServerConfig::DataPath + "/" + g_pconf->get("/tars/hashmap<clonePatch>","clone");
if(!TC_File::makeDirRecursive(_sClonePath))
{
TLOGERROR("cannot create hashmap file " << _sClonePath << endl);
exit(0);
}
TLOGDEBUG("StatServer::initHashMap init multi hashmap begin..." << endl);
char a[26];
int iChar = 0;
for(int n = 0; n < 26; n++)
{
a[n] = 'a' + n;
}
for(int i = 0; i < 2; ++i)
{
for(int k = 0; k < iHashMapNum; ++k)
{
string sFileConf("/tars/hashmap<file");
string sFileDefault("hashmap");
sFileConf += TC_Common::tostr(i);
sFileConf += TC_Common::tostr(k);
sFileConf += ">";
sFileDefault += TC_Common::tostr(i);
sFileDefault += TC_Common::tostr(k);
sFileDefault += ".txt";
string sHashMapFile = ServerConfig::DataPath + "/" + g_pconf->get(sFileConf, sFileDefault);
string sPath = TC_File::extractFilePath(sHashMapFile);
if(!TC_File::makeDirRecursive(sPath))
{
TLOGERROR("cannot create hashmap file " << sPath << endl);
exit(0);
}
try
{
TLOGINFO("initDataBlockSize size: " << iMinBlock << ", " << iMaxBlock << ", " << iFactor << endl);
_hashmap[i][k].initDataBlockSize(iMinBlock,iMaxBlock,iFactor);
if(TC_File::isFileExist(sHashMapFile))
{
iSize = TC_File::getFileSize(sHashMapFile);
}
else
{
int fd = open(sHashMapFile.c_str(), O_CREAT|O_EXCL|O_RDWR, 0666);
if(fd == -1)
{
if(errno != EEXIST)
{
throw TC_Exception("open1 file '" + sHashMapFile + "' error", errno);
}
else
{
fd = open(sHashMapFile.c_str(), O_CREAT|O_RDWR, 0666);
if(fd == -1)
{
throw TC_Exception("open2 file '" + sHashMapFile + "' error", errno);
}
}
}
lseek(fd, iSize-1, SEEK_SET);
write(fd,"\0",1);
if(fd != -1)
{
close(fd);
}
}
key_t key = ftok(sHashMapFile.c_str(), a[iChar%26]);
iChar++;
TLOGDEBUG("init hash mem，shm key: 0x" << hex << key << dec << endl);
//_hashmap[i][k].initStore( sHashMapFile.c_str(), iSize );
_hashmap[i][k].initStore(key, iSize);
_hashmap[i][k].setAutoErase(false);
TLOGINFO("\n" << _hashmap[i][k].desc() << endl);
}
catch(TC_HashMap_Exception &e)
{
TC_File::removeFile(sHashMapFile,false);
throw runtime_error(e.what());
}
}
}
TLOGDEBUG("StatServer::initHashMap init multi hashmap end..." << endl);
}
void StatServer::destroyApp()
{
if(_pReapSSDThread)
{
delete _pReapSSDThread;
_pReapSSDThread = NULL;
}
for(int i = 0; i < 2; ++i)
{
delete [] _hashmap[i];
}
delete [] _hashmap;
TLOGDEBUG("StatServer::destroyApp ok" << endl);
}
void StatServer::getTimeInfo(time_t &tTime,string &sDate,string &sFlag)
{
string sTime,sHour,sMinute;
time_t t = TC_TimeProvider::getInstance()->getNow();
t = (t/(_iInsertInterval*60))*_iInsertInterval*60; //要求必须为loadIntev整数倍
tTime = t;
t = (t%3600 == 0?t-60:t); //要求将9点写作0860
sTime = TC_Common::tm2str(t,"%Y%m%d%H%M");
sDate = sTime.substr(0,8);
sHour = sTime.substr(8,2);
sMinute = sTime.substr(10,2);
sFlag = sHour + (sMinute=="59"?"60":sMinute); //要求将9点写作0860
}