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771 lines (682 loc) · 25.6 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 "util/tc_clientsocket.h"
#include "BatchPatchThread.h"
#include "NodeImp.h"
#include "RegistryProxy.h"
#include "NodeServer.h"
#include "CommandStart.h"
#include "CommandNotify.h"
#include "CommandStop.h"
#include "CommandDestroy.h"
#include "CommandAddFile.h"
#include "CommandPatch.h"
#include "NodeRollLogger.h"
#include "AdminReg.h"
#include "util/tc_timeprovider.h"
extern BatchPatch * g_BatchPatchThread;
void NodeImp::initialize()
{
try
{
TLOGDEBUG("initialize NodeImp" << endl);
_nodeInfo = _platformInfo.getNodeInfo();
_downloadPath = _platformInfo.getDownLoadDir();
}
catch ( exception& e )
{
TLOGERROR(FILE_FUN << e.what() << endl);
exit( 0 );
}
}
int NodeImp::destroyServer( const string& application, const string& serverName,string &result, TarsCurrentPtr current )
{
int64_t startMs = TC_TimeProvider::getInstance()->getNowMs();
int iRet = EM_TARS_SUCCESS;
if ( g_app.isValid(current->getIp()) == false )
{
result += " erro:ip "+ current->getIp()+" is invalid";
iRet = EM_TARS_INVALID_IP_ERR;
NODE_LOG("destroyServer")->error() << FILE_FUN << "access_log|" << iRet << "|" << (TC_TimeProvider::getInstance()->getNowMs() - startMs)
<< "|" << application << "." << serverName << "|" << result << endl;
return iRet;
}
result = " ["+application + "." + serverName+"] ";
NODE_LOG("destroyServer")->debug() << result << endl;
ServerObjectPtr pServerObjectPtr = ServerFactory::getInstance()->getServer( application, serverName );
if ( pServerObjectPtr )
{
string s;
CommandDestroy command(pServerObjectPtr);
iRet = command.doProcess(current, s, false);
if ( iRet == 0 && ServerFactory::getInstance()->eraseServer(application, serverName) == 0)
{
pServerObjectPtr = NULL;
result = result+"succ:" + s;
}
else
{
result = FILE_FUN_STR+"error:"+s;
}
}
else
{
result += FILE_FUN_STR+"server is not exist";
iRet = -2;
}
NODE_LOG("destroyServer")->error() << FILE_FUN << "access_log|" << iRet << "|" << (TC_TimeProvider::getInstance()->getNowMs() - startMs)
<< "|" << application << "|" << serverName << "|" << result << endl;
return iRet;
}
int NodeImp::patchPro(const tars::PatchRequest & req, string & result, TarsCurrentPtr current)
{
NODE_LOG("patchPro")->debug() << FILE_FUN
<< req.appname + "." + req.servername + "_" + req.nodename << "|"
<< req.groupname << "|"
<< req.version << "|"
<< req.user << "|"
<< req.servertype << "|"
<< req.patchobj << "|"
<< req.md5 << "|"
<< req.ostype << endl;
if ( g_app.isValid(current->getIp()) == false )
{
result +=FILE_FUN_STR+ " erro:ip "+ current->getIp()+" is invalid";
NODE_LOG("patchPro")->error()<<FILE_FUN << result << endl;
return EM_TARS_INVALID_IP_ERR;
}
try
{
//加载服务信息
string sError("");
ServerObjectPtr server = ServerFactory::getInstance()->loadServer(req.appname, req.servername, true, sError);
if (!server)
{
result =FILE_FUN_STR+ "load " + req.appname + "." + req.servername + "|" + sError;
NODE_LOG("patchPro")->error() <<FILE_FUN<<req.appname + "." + req.servername + "_" + req.nodename << "|" << result << endl;
if(sError.find("server state") != string::npos)
return EM_TARS_SERVICE_STATE_ERR;
else
return EM_TARS_LOAD_SERVICE_DESC_ERR;
}
{
TC_ThreadRecLock::Lock lock(*server);
ServerObject::InternalServerState eState = server->getInternalState();
//去掉启动中不能发布的限制
if (server->toStringState(eState).find("ing") != string::npos && eState != ServerObject::Activating)
{
result = FILE_FUN_STR+"cannot patch the server ,the server state is " + server->toStringState(eState);
NODE_LOG("patchPro")->error() <<FILE_FUN<< req.appname + "." + req.servername << "|" << result << endl;
return EM_TARS_SERVICE_STATE_ERR;
}
if(req.md5 == "")
{
result = FILE_FUN_STR+"parameter error, md5 not setted.";
NODE_LOG("patchPro")->error() <<FILE_FUN<< req.appname + "." + req.servername << "|" << result << endl;
return EM_TARS_PARAMETER_ERR;
}
if(CommandPatch::checkOsType())
{
string osType = CommandPatch::getOsType();
if(req.ostype != "" && req.ostype != osType)
{
result = FILE_FUN_STR+"parameter error, req.ostype=" + req.ostype + ", local osType:" + osType;
NODE_LOG("patchPro")->error() <<FILE_FUN<< req.appname + "." + req.servername << "|" << result << endl;
return EM_TARS_PARAMETER_ERR;
}
}
//保存patching前的状态，patch完成后恢复
NODE_LOG("patchPro")->debug() <<FILE_FUN<<req.appname + "." + req.servername + "_" + req.nodename << "|saved state:" << server->toStringState(eState) << endl;
server->setLastState(eState);
server->setState(ServerObject::BatchPatching);
//将百分比初始化为0，防止上次patch结果影响本次patch进度
server->setPatchPercent(0);
NODE_LOG("patchPro")->debug()<<FILE_FUN << req.appname + "." + req.servername + "_" + req.nodename << "|" << req.groupname << "|preset success" << endl;
}
g_BatchPatchThread->push_back(req,server);
}
catch (std::exception & ex)
{
NODE_LOG("patchPro")->error() <<FILE_FUN<< req.appname + "." + req.servername + "_" + req.nodename << "|Exception:" << ex.what() << endl;
result = FILE_FUN_STR+ex.what();
if(result.find("reduplicate") != string::npos)
{
return EM_TARS_REQ_ALREADY_ERR;
}
return EM_TARS_UNKNOWN_ERR;
}
catch (...)
{
NODE_LOG("patchPro")->error() <<FILE_FUN<< req.appname + "." + req.servername + "_" + req.nodename << "|Unknown Exception" << endl;
result = FILE_FUN_STR+"Unknown Exception";
return EM_TARS_UNKNOWN_ERR;
}
NODE_LOG("patchPro")->debug() <<FILE_FUN
<< req.appname + "." + req.servername + "_" + req.nodename << "|"
<< req.groupname << "|"
<< req.version << "|"
<< req.user << "|"
<< req.servertype << "|return success"<< endl;
return EM_TARS_SUCCESS;
}
int NodeImp::addFile(const string &application,const string &serverName,const string &file, string &result, TarsCurrentPtr current)
{
result = string(__FUNCTION__)+" server ["+application + "." + serverName+"] file:"+file;
TLOGDEBUG(FILE_FUN << result << endl);
ServerObjectPtr pServerObjectPtr = ServerFactory::getInstance()->getServer( application, serverName );
if ( pServerObjectPtr )
{
string s;
CommandAddFile command(pServerObjectPtr,file);
int iRet = command.doProcess(current,s);
if ( iRet == 0)
{
result = result+"succ:" + s;
}
else
{
result = FILE_FUN_STR+"error:"+s;
}
return iRet;
}
result += FILE_FUN_STR+"server is not exist";
return -1;
}
string NodeImp::getName( TarsCurrentPtr current )
{
TLOGDEBUG(FILE_FUN << endl);
_nodeInfo = _platformInfo.getNodeInfo();
return _nodeInfo.nodeName;
}
LoadInfo NodeImp::getLoad( TarsCurrentPtr current )
{
TLOGDEBUG(FILE_FUN<< endl);
return _platformInfo.getLoadInfo();
}
int NodeImp::shutdown( string &result,TarsCurrentPtr current )
{
try
{
result = FILE_FUN_STR;
TLOGDEBUG( result << endl);
if ( g_app.isValid(current->getIp()) == false )
{
result += "erro:ip "+ current->getIp()+" is invalid";
TLOGERROR(FILE_FUN << result << endl);
return -1;
}
Application::terminate();
return 0;
}
catch ( exception& e )
{
TLOGERROR( "NodeImp::shutdown catch exception :" << e.what() << endl);
}
catch ( ... )
{
TLOGERROR( "NodeImp::shutdown catch unkown exception" << endl);
}
return -1;
}
int NodeImp::stopAllServers( string &result,TarsCurrentPtr current )
{
try
{
if ( g_app.isValid(current->getIp()) == false )
{
result = FILE_FUN_STR+" erro:ip "+ current->getIp()+" is invalid";
TLOGERROR( result << endl);
return -1;
}
map<string, ServerGroup> mmServerList;
mmServerList.clear();
mmServerList = ServerFactory::getInstance()->getAllServers();
for ( map<string, ServerGroup>::const_iterator it = mmServerList.begin(); it != mmServerList.end(); it++ )
{
for ( map<string, ServerObjectPtr>::const_iterator p = it->second.begin(); p != it->second.end(); p++ )
{
ServerObjectPtr pServerObjectPtr = p->second;
if ( pServerObjectPtr )
{
result =result+"stop server ["+it->first+"."+ p->first+"] ";
TLOGDEBUG(FILE_FUN << result << endl);
bool bByNode = true;
string s;
CommandStop command(pServerObjectPtr,true,bByNode);
int iRet = command.doProcess(s);
if (iRet == 0)
{
result = result+"succ:"+s+"\n";
}
else
{
result = result+"error:"+s+"\n";
}
}
}
}
return 0;
}
catch ( exception& e )
{
TLOGERROR( FILE_FUN<<" catch exception :" << e.what() << endl);
result += e.what();
}
catch ( ... )
{
TLOGERROR( FILE_FUN<<" catch unkown exception" << endl);
result += "catch unkown exception";
}
TLOGDEBUG("stop succ"<<endl);
return -1;
}
int NodeImp::loadServer( const string& application, const string& serverName,string &result, TarsCurrentPtr current )
{
try
{
result = string(__FUNCTION__)+" ["+application + "." + serverName+"] ";
TLOGDEBUG("NodeImp::loadServer"<<result<<endl);
if ( g_app.isValid(current->getIp()) == false )
{
result += " erro:ip "+ current->getIp()+" is invalid";
TLOGERROR(FILE_FUN << result << endl);
return -1;
}
string s;
ServerObjectPtr pServerObjectPtr = ServerFactory::getInstance()->loadServer(application,serverName,false,s);
if (!pServerObjectPtr)
{
result =result+" error::cannot load server description.\n"+s;
return EM_TARS_LOAD_SERVICE_DESC_ERR;
}
result = result + " succ" + s;
return 0;
}
catch ( exception& e )
{
TLOGERROR( FILE_FUN<<" catch exception :" << e.what() << endl);
result += e.what();
}
catch ( ... )
{
TLOGERROR( FILE_FUN<<" catch unkown exception" << endl);
result += "catch unkown exception";
}
return -1;
}
int NodeImp::startServer( const string& application, const string& serverName,string &result, TarsCurrentPtr current )
{
int iRet = EM_TARS_UNKNOWN_ERR;
try
{
result = string(__FUNCTION__)+ " ["+application + "." + serverName+"] from "+ current->getIp()+" ";
NODE_LOG("startServer")->debug()<<FILE_FUN << result << endl;
if ( g_app.isValid(current->getIp()) == false )
{
result += " erro:ip "+ current->getIp()+" is invalid";
NODE_LOG("startServer")->error()<<FILE_FUN << result << endl;
return EM_TARS_INVALID_IP_ERR;
}
NODE_LOG("startServer")->debug()<<FILE_FUN<<result <<"|load begin"<< endl;
string s;
ServerObjectPtr pServerObjectPtr = ServerFactory::getInstance()->loadServer( application, serverName,true,s);
NODE_LOG("startServer")->debug()<<FILE_FUN<<result<<"|load"<< endl;
if ( pServerObjectPtr )
{
bool bByNode = true;
CommandStart command(pServerObjectPtr,bByNode);
iRet = command.doProcess(s);
if (iRet == 0 )
{
result = result+":server is activating, please wait ...|"+s;
}
else
{
result = result+"error:"+s;
}
NODE_LOG("startServer")->debug()<<FILE_FUN <<result << endl;
return iRet;
}
//设置服务状态enable
pServerObjectPtr = ServerFactory::getInstance()->getServer( application, serverName );
if (pServerObjectPtr)
{
pServerObjectPtr->setEnabled(true);
}
result += "error::cannot load server description from regisrty.\n" + s;
iRet = EM_TARS_LOAD_SERVICE_DESC_ERR;
}
catch ( exception& e )
{
NODE_LOG("startServer")->error() << FILE_FUN << " catch exception:" << e.what() << endl;
result += e.what();
}
catch ( ... )
{
NODE_LOG("startServer")->error() << FILE_FUN <<" catch unkown exception" << endl;
result += "catch unkown exception";
}
return iRet;
}
int NodeImp::stopServer( const string& application, const string& serverName,string &result, TarsCurrentPtr current )
{
int iRet = EM_TARS_UNKNOWN_ERR;
try
{
result = string(__FUNCTION__)+" ["+application + "." + serverName+"] from "+ current->getIp()+" ";
NODE_LOG("stopServer")->debug() <<FILE_FUN<<result << endl;
ServerObjectPtr pServerObjectPtr = ServerFactory::getInstance()->getServer( application, serverName );
if ( pServerObjectPtr )
{
string s;
bool bByNode = true;
CommandStop command(pServerObjectPtr,true, bByNode);
iRet = command.doProcess(current,s);
if (iRet == 0 )
{
result = result+"succ:"+s;
}
else
{
result = result+"error:"+s;
}
NODE_LOG("stopServer")->debug()<<FILE_FUN <<result << endl;
}
else
{
result += "server is not exist";
iRet = EM_TARS_LOAD_SERVICE_DESC_ERR;
}
return iRet;
}
catch ( exception& e )
{
NODE_LOG("stopServer")->error() << FILE_FUN<<" catch exception :" << e.what() << endl;
result += e.what();
}
catch ( ... )
{
NODE_LOG("stopServer")->error() << FILE_FUN<<" catch unkown exception" << endl;
result += "catch unkown exception";
}
return EM_TARS_UNKNOWN_ERR;
}
int NodeImp::notifyServer( const string& application, const string& serverName, const string &sMsg, string &result, TarsCurrentPtr current )
{
try
{
result = string(__FUNCTION__)+" ["+application + "." + serverName+"] '" + sMsg + "' ";
TLOGDEBUG(result<<endl);
if ( g_app.isValid(current->getIp()) == false )
{
result += " erro:ip "+ current->getIp()+" is invalid";
TLOGERROR("NodeImp::notifyServer " << result << endl);
return EM_TARS_INVALID_IP_ERR;
}
if ( application == "tars" && serverName == "tarsnode" )
{
AdminFPrx pAdminPrx; //服务管理代理
pAdminPrx = Application::getCommunicator()->stringToProxy<AdminFPrx>("AdminObj@"+ServerConfig::Local);
result = pAdminPrx->notify(sMsg);
return 0;
}
ServerObjectPtr pServerObjectPtr = ServerFactory::getInstance()->getServer( application, serverName );
if ( pServerObjectPtr )
{
string s;
CommandNotify command(pServerObjectPtr,sMsg);
int iRet = command.doProcess(s);
if (iRet == 0 )
{
result = result + "succ:" + s;
}
else
{
result = result + "error:" + s;
}
return iRet;
}
result += "server is not exist";
}
catch ( exception& e )
{
TLOGERROR( "NodeImp::notifyServer catch exception :" << e.what() << endl);
result += e.what();
}
catch ( ... )
{
TLOGERROR( "NodeImp::notifyServer catch unkown exception" << endl);
result += "catch unkown exception";
}
return -1;
}
int NodeImp::getServerPid( const string& application, const string& serverName,string &result,TarsCurrentPtr current )
{
result = string(__FUNCTION__)+" ["+application + "." + serverName+"] ";
TLOGDEBUG("NodeImp::getServerPid " <<result << endl);
ServerObjectPtr pServerObjectPtr = ServerFactory::getInstance()->getServer( application, serverName );
if ( pServerObjectPtr )
{
result += "succ";
return pServerObjectPtr->getPid();
}
result += "server not exist";
return -1;
}
ServerState NodeImp::getSettingState( const string& application, const string& serverName,string &result, TarsCurrentPtr current )
{
result = string(__FUNCTION__)+" ["+application + "." + serverName+"] ";
ServerObjectPtr pServerObjectPtr = ServerFactory::getInstance()->getServer( application, serverName );
if ( pServerObjectPtr )
{
result += "succ";
return pServerObjectPtr->isEnabled()==true?tars::Active:tars::Inactive;
}
result += "server not exist";
TLOGERROR( "NodeImp::getServerPid" <<" "<<result<< endl);
return tars::Inactive;
}
ServerState NodeImp::getState( const string& application, const string& serverName, string &result, TarsCurrentPtr current )
{
result = string(__FUNCTION__)+" ["+application + "." + serverName+"] ";
ServerObjectPtr pServerObjectPtr = ServerFactory::getInstance()->getServer( application, serverName );
if ( pServerObjectPtr )
{
result += "succ";
return pServerObjectPtr->getState();
}
result += "server not exist";
TLOGERROR("NodeImp::getState " << result << endl);
return tars::Inactive;
}
tars::Int32 NodeImp::getStateInfo(const std::string & application,const std::string & serverName,tars::ServerStateInfo &info,std::string &result,tars::TarsCurrentPtr current)
{
result = string(__FUNCTION__)+" ["+application + "." + serverName+"] ";
ServerObjectPtr pServerObjectPtr = ServerFactory::getInstance()->getServer( application, serverName );
if ( pServerObjectPtr )
{
result += "succ";
info.serverState = pServerObjectPtr->getState();
info.processId = pServerObjectPtr->getPid();
info.settingState = pServerObjectPtr->isEnabled()==true?tars::Active:tars::Inactive;
TLOGDEBUG("NodeImp::getStateInfo " <<result << endl);
return EM_TARS_SUCCESS;
}
result += "server not exist";
TLOGERROR("NodeImp::getStateInfo " << result << endl);
info.serverState = tars::Inactive;
info.processId = -1;
info.settingState = tars::Inactive;
return EM_TARS_UNKNOWN_ERR;
}
int NodeImp::synState( const string& application, const string& serverName, string &result, TarsCurrentPtr current )
{
try
{
result = string(__FUNCTION__)+" ["+application + "." + serverName+"] ";
ServerObjectPtr pServerObjectPtr = ServerFactory::getInstance()->getServer( application, serverName );
if ( pServerObjectPtr )
{
result += "succ";
pServerObjectPtr->synState();
return 0;
}
result += "server not exist";
TLOGERROR("NodeImp::synState "<<result<< endl);
}
catch ( exception& e )
{
TLOGERROR( "NodeImp::synState catch exception :" << e.what() << endl);
result += e.what();
}
catch ( ... )
{
TLOGERROR( "NodeImp::synState catch unkown exception" << endl);
result += "catch unkown exception";
}
return -1;
}
int NodeImp::getPatchPercent( const string& application, const string& serverName,PatchInfo &tPatchInfo, TarsCurrentPtr current)
{
string &result = tPatchInfo.sResult;
try
{
result = string(__FUNCTION__)+" ["+application + "." + serverName+"] ";
ServerObjectPtr pServerObjectPtr = ServerFactory::getInstance()->getServer( application, serverName );
if ( pServerObjectPtr )
{
result += "succ";
NODE_LOG("getPatchPercent")->debug()<<FILE_FUN << result << "|get ServerObj" << endl;
return pServerObjectPtr->getPatchPercent(tPatchInfo);
}
result += "server not exist";
NODE_LOG("getPatchPercent")->error() << FILE_FUN <<" "<< result<< endl;
return EM_TARS_LOAD_SERVICE_DESC_ERR;
}
catch ( exception& e )
{
NODE_LOG("getPatchPercent")->error() << FILE_FUN << " catch exception :" << e.what() << endl;
result += e.what();
}
catch ( ... )
{
NODE_LOG("getPatchPercent")->error() << FILE_FUN <<" catch unkown exception" << endl;
result += "catch unkown exception";
}
return EM_TARS_UNKNOWN_ERR;
}
tars::Int32 NodeImp::delCache(const string &sFullCacheName, const std::string &sBackupPath, const std::string & sKey, std :: string &result, TarsCurrentPtr current)
{
try
{
TLOGDEBUG("NodeImp::delCache "<<sFullCacheName << "|" << sBackupPath << "|" << sKey << endl);
if (sFullCacheName.empty())
{
result = "cache server name is empty";
throw runtime_error(result);
}
string sBasePath = "/usr/local/app/tars/tarsnode/data/"+sFullCacheName+"/bin/";
if (!TC_File::isFileExistEx(sBasePath, S_IFDIR))
{
result = "no such directory:" + sBasePath;
return 0;
}
key_t key;
if (sKey.empty())
{
key = ftok(sBasePath.c_str(), 'D');
}
else
{
key = TC_Common::strto<key_t>(sKey);
}
TLOGDEBUG("NodeImp::delCache|key=" << key << endl);
int shmid = shmget(key, 0, 0666);
if (shmid == -1)
{
result = "failed to shmget " + sBasePath + "|key=" + TC_Common::tostr(key);
//如果获取失败则认为共享内存已经删除,直接返回成功
TLOGDEBUG("NodeImp::delCache"<< "|" << sFullCacheName << "|" << result << endl);
return 0;
}
shmid_ds *pShmInfo= new shmid_ds;
int iRet = shmctl(shmid, IPC_STAT, pShmInfo);
if (iRet != 0)
{
result = "failed to shmctl " + sBasePath + "|key=" + TC_Common::tostr(key) + "|ret=" + TC_Common::tostr(iRet);
delete pShmInfo;
pShmInfo = NULL;
throw runtime_error(result);
}
if (pShmInfo->shm_nattch>=1)
{
result = "current attach count >= 1,please check it |" + sBasePath + "|key=" +TC_Common::tostr(key)+"|attch_count=" + TC_Common::tostr(pShmInfo->shm_nattch);
delete pShmInfo;
pShmInfo = NULL;
throw runtime_error(result);
};
delete pShmInfo;
pShmInfo = NULL;
int ret =shmctl(shmid, IPC_RMID, NULL);
if (ret !=0)
{
result = "failed to rm share memory|key=" + TC_Common::tostr(key) + "|shmid=" + TC_Common::tostr(shmid) + "|ret=" + TC_Common::tostr(ret);
throw runtime_error(result);
}
TLOGDEBUG("NodeImp::delCache success delete cache:" << sFullCacheName <<", no need backup it"<< endl);
return 0;
}
catch ( exception& e )
{
result = TC_Common::tostr(__FILE__)+":"+TC_Common::tostr(__FUNCTION__) + ":"+ TC_Common::tostr(__LINE__) + "|" + e.what();
TLOGERROR("NodeImp::delCache " << result << endl);
TARS_NOTIFY_ERROR(result);
}
return -1;
}
tars::Int32 NodeImp::getUnusedShmKeys(tars::Int32 count,vector<tars::Int32> &shm_keys,tars::TarsCurrentPtr current) {
int ret = 0;
for(size_t i = 0; i < 256 && shm_keys.size() < (size_t)count; i++)
{
key_t key = ftok(ServerConfig::BasePath.c_str(), i);
if(key == -1)
{
TLOGDEBUG("NodeImp::getUnusedShmKeys create an key failed, i=" << i << endl);
}
else
{
int shmid = shmget(key, 0, 0666);
if(shmid == -1)
{
TLOGDEBUG("NodeImp::getUnusedShmKeys find an key:" << key << " 0x" << keyToStr(key) << endl);
shm_keys.push_back(key);
}
else
{
TLOGDEBUG("NodeImp::getUnusedShmKeys key: " << key << " 0x" << keyToStr(key) << " is busy"<< endl);
}
}
}
return ret;
}
string NodeImp::keyToStr(key_t key_value)
{
char buf[32];
snprintf(buf, 32, "%08x", key_value);
string s(buf);
return s;
}
/*********************************************************************/