[490] | 1 | #include "globalScopeData.hpp" |
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[591] | 2 | #include "xios_spl.hpp" |
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[300] | 3 | #include "cxios.hpp" |
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[342] | 4 | #include "server.hpp" |
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[300] | 5 | #include "type.hpp" |
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| 6 | #include "context.hpp" |
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[352] | 7 | #include "object_template.hpp" |
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[300] | 8 | #include "oasis_cinterface.hpp" |
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| 9 | #include <boost/functional/hash.hpp> |
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| 10 | #include <boost/algorithm/string.hpp> |
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[1328] | 11 | #include "mpi.hpp" |
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[347] | 12 | #include "tracer.hpp" |
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| 13 | #include "timer.hpp" |
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[492] | 14 | #include "event_scheduler.hpp" |
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[1328] | 15 | using namespace ep_lib; |
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[300] | 16 | |
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[335] | 17 | namespace xios |
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[490] | 18 | { |
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[300] | 19 | MPI_Comm CServer::intraComm ; |
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| 20 | list<MPI_Comm> CServer::interComm ; |
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[655] | 21 | std::list<MPI_Comm> CServer::contextInterComms; |
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[300] | 22 | bool CServer::isRoot ; |
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[490] | 23 | int CServer::rank = INVALID_RANK; |
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| 24 | StdOFStream CServer::m_infoStream; |
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[523] | 25 | StdOFStream CServer::m_errorStream; |
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[490] | 26 | map<string,CContext*> CServer::contextList ; |
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[300] | 27 | bool CServer::finished=false ; |
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| 28 | bool CServer::is_MPI_Initialized ; |
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[597] | 29 | CEventScheduler* CServer::eventScheduler = 0; |
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[697] | 30 | |
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[300] | 31 | void CServer::initialize(void) |
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| 32 | { |
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[1328] | 33 | // int initialized ; |
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| 34 | // MPI_Initialized(&initialized) ; |
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| 35 | // if (initialized) is_MPI_Initialized=true ; |
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| 36 | // else is_MPI_Initialized=false ; |
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| 37 | |
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[300] | 38 | // Not using OASIS |
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| 39 | if (!CXios::usingOasis) |
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| 40 | { |
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[490] | 41 | |
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[1328] | 42 | // if (!is_MPI_Initialized) |
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| 43 | // { |
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| 44 | // MPI_Init(NULL, NULL); |
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| 45 | // } |
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[359] | 46 | CTimer::get("XIOS").resume() ; |
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[490] | 47 | |
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| 48 | boost::hash<string> hashString ; |
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| 49 | |
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[300] | 50 | unsigned long hashServer=hashString(CXios::xiosCodeId) ; |
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| 51 | unsigned long* hashAll ; |
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[490] | 52 | |
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[1328] | 53 | // int rank ; |
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[300] | 54 | int size ; |
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| 55 | int myColor ; |
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| 56 | int i,c ; |
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| 57 | MPI_Comm newComm ; |
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[490] | 58 | |
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[300] | 59 | MPI_Comm_size(CXios::globalComm,&size) ; |
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| 60 | MPI_Comm_rank(CXios::globalComm,&rank); |
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| 61 | hashAll=new unsigned long[size] ; |
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[490] | 62 | |
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[300] | 63 | MPI_Allgather(&hashServer,1,MPI_LONG,hashAll,1,MPI_LONG,CXios::globalComm) ; |
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| 64 | |
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| 65 | map<unsigned long, int> colors ; |
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| 66 | map<unsigned long, int> leaders ; |
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| 67 | map<unsigned long, int>::iterator it ; |
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[490] | 68 | |
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[300] | 69 | for(i=0,c=0;i<size;i++) |
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| 70 | { |
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| 71 | if (colors.find(hashAll[i])==colors.end()) |
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| 72 | { |
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| 73 | colors[hashAll[i]]=c ; |
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| 74 | leaders[hashAll[i]]=i ; |
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| 75 | c++ ; |
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| 76 | } |
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| 77 | } |
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[490] | 78 | |
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[300] | 79 | myColor=colors[hashServer] ; |
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[1134] | 80 | MPI_Comm_split(CXios::globalComm,myColor,rank,&intraComm) ; |
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| 81 | |
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[300] | 82 | int serverLeader=leaders[hashServer] ; |
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| 83 | int clientLeader; |
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[490] | 84 | |
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[300] | 85 | serverLeader=leaders[hashServer] ; |
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[1328] | 86 | for(it=leaders.begin();it!=leaders.end();it++) |
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[300] | 87 | { |
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| 88 | if (it->first!=hashServer) |
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| 89 | { |
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| 90 | clientLeader=it->second ; |
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[492] | 91 | int intraCommSize, intraCommRank ; |
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| 92 | MPI_Comm_size(intraComm,&intraCommSize) ; |
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| 93 | MPI_Comm_rank(intraComm,&intraCommRank) ; |
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[1347] | 94 | #pragma omp critical (_output) |
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| 95 | { |
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| 96 | info(50)<<"intercommCreate::server "<<rank<<" intraCommSize : "<<intraCommSize |
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| 97 | <<" intraCommRank :"<<intraCommRank<<" clientLeader "<< clientLeader<<endl ; |
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| 98 | } |
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[300] | 99 | MPI_Intercomm_create(intraComm,0,CXios::globalComm,clientLeader,0,&newComm) ; |
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| 100 | interComm.push_back(newComm) ; |
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| 101 | } |
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| 102 | } |
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| 103 | |
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| 104 | delete [] hashAll ; |
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| 105 | } |
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| 106 | // using OASIS |
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[1328] | 107 | /* else |
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[300] | 108 | { |
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[1328] | 109 | int rank ,size; |
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[490] | 110 | int size; |
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| 111 | if (!is_MPI_Initialized) oasis_init(CXios::xiosCodeId); |
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| 112 | |
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[359] | 113 | CTimer::get("XIOS").resume() ; |
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[655] | 114 | MPI_Comm localComm; |
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| 115 | oasis_get_localcomm(localComm); |
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| 116 | MPI_Comm_dup(localComm, &intraComm); |
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| 117 | |
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[300] | 118 | MPI_Comm_rank(intraComm,&rank) ; |
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| 119 | MPI_Comm_size(intraComm,&size) ; |
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| 120 | string codesId=CXios::getin<string>("oasis_codes_id") ; |
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[490] | 121 | |
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[300] | 122 | vector<string> splitted ; |
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[483] | 123 | boost::split( splitted, codesId, boost::is_any_of(","), boost::token_compress_on ) ; |
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[300] | 124 | vector<string>::iterator it ; |
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| 125 | |
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| 126 | MPI_Comm newComm ; |
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| 127 | int globalRank ; |
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| 128 | MPI_Comm_rank(CXios::globalComm,&globalRank); |
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[490] | 129 | |
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[300] | 130 | for(it=splitted.begin();it!=splitted.end();it++) |
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| 131 | { |
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| 132 | oasis_get_intercomm(newComm,*it) ; |
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| 133 | if (rank==0) MPI_Send(&globalRank,1,MPI_INT,0,0,newComm) ; |
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| 134 | MPI_Comm_remote_size(newComm,&size); |
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| 135 | interComm.push_back(newComm) ; |
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| 136 | } |
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[492] | 137 | oasis_enddef() ; |
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[300] | 138 | } |
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[1328] | 139 | */ |
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| 140 | // int rank; |
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[300] | 141 | MPI_Comm_rank(intraComm,&rank) ; |
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| 142 | if (rank==0) isRoot=true; |
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[490] | 143 | else isRoot=false; |
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[492] | 144 | |
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| 145 | eventScheduler = new CEventScheduler(intraComm) ; |
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[300] | 146 | } |
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[490] | 147 | |
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[300] | 148 | void CServer::finalize(void) |
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| 149 | { |
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[361] | 150 | CTimer::get("XIOS").suspend() ; |
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[697] | 151 | |
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[492] | 152 | delete eventScheduler ; |
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[655] | 153 | |
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[1328] | 154 | for (std::list<MPI_Comm>::iterator it = contextInterComms.begin(); it != contextInterComms.end(); it++) |
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[655] | 155 | MPI_Comm_free(&(*it)); |
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[1328] | 156 | for (std::list<MPI_Comm>::iterator it = interComm.begin(); it != interComm.end(); it++) |
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[655] | 157 | MPI_Comm_free(&(*it)); |
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| 158 | MPI_Comm_free(&intraComm); |
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| 159 | |
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[300] | 160 | if (!is_MPI_Initialized) |
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[490] | 161 | { |
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[300] | 162 | if (CXios::usingOasis) oasis_finalize(); |
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[1328] | 163 | //else MPI_Finalize() ; |
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[300] | 164 | } |
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[347] | 165 | report(0)<<"Performance report : Time spent for XIOS : "<<CTimer::get("XIOS server").getCumulatedTime()<<endl ; |
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| 166 | report(0)<<"Performance report : Time spent in processing events : "<<CTimer::get("Process events").getCumulatedTime()<<endl ; |
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| 167 | report(0)<<"Performance report : Ratio : "<<CTimer::get("Process events").getCumulatedTime()/CTimer::get("XIOS server").getCumulatedTime()*100.<<"%"<<endl ; |
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[1205] | 168 | report(100)<<CTimer::getAllCumulatedTime()<<endl ; |
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[300] | 169 | } |
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[490] | 170 | |
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[300] | 171 | void CServer::eventLoop(void) |
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| 172 | { |
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| 173 | bool stop=false ; |
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[490] | 174 | |
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[347] | 175 | CTimer::get("XIOS server").resume() ; |
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[300] | 176 | while(!stop) |
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| 177 | { |
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| 178 | if (isRoot) |
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| 179 | { |
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| 180 | listenContext(); |
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| 181 | if (!finished) listenFinalize() ; |
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| 182 | } |
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| 183 | else |
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| 184 | { |
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| 185 | listenRootContext(); |
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[1328] | 186 | if (!finished) listenRootFinalize() ; |
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[300] | 187 | } |
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[490] | 188 | |
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[300] | 189 | contextEventLoop() ; |
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| 190 | if (finished && contextList.empty()) stop=true ; |
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[956] | 191 | eventScheduler->checkEvent() ; |
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[300] | 192 | } |
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[347] | 193 | CTimer::get("XIOS server").suspend() ; |
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[300] | 194 | } |
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[490] | 195 | |
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[300] | 196 | void CServer::listenFinalize(void) |
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| 197 | { |
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| 198 | list<MPI_Comm>::iterator it; |
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| 199 | int msg ; |
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| 200 | int flag ; |
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[490] | 201 | |
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[1328] | 202 | for(it=interComm.begin();it!=interComm.end();it++) |
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[300] | 203 | { |
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| 204 | MPI_Status status ; |
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[347] | 205 | traceOff() ; |
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[300] | 206 | MPI_Iprobe(0,0,*it,&flag,&status) ; |
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[347] | 207 | traceOn() ; |
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[300] | 208 | if (flag==true) |
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| 209 | { |
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| 210 | MPI_Recv(&msg,1,MPI_INT,0,0,*it,&status) ; |
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| 211 | info(20)<<" CServer : Receive client finalize"<<endl ; |
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[655] | 212 | MPI_Comm_free(&(*it)); |
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[300] | 213 | interComm.erase(it) ; |
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| 214 | break ; |
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| 215 | } |
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| 216 | } |
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[490] | 217 | |
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[300] | 218 | if (interComm.empty()) |
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| 219 | { |
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| 220 | int i,size ; |
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| 221 | MPI_Comm_size(intraComm,&size) ; |
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| 222 | MPI_Request* requests= new MPI_Request[size-1] ; |
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| 223 | MPI_Status* status= new MPI_Status[size-1] ; |
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[490] | 224 | |
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[300] | 225 | for(int i=1;i<size;i++) MPI_Isend(&msg,1,MPI_INT,i,4,intraComm,&requests[i-1]) ; |
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| 226 | MPI_Waitall(size-1,requests,status) ; |
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| 227 | |
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| 228 | finished=true ; |
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| 229 | delete [] requests ; |
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| 230 | delete [] status ; |
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| 231 | } |
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| 232 | } |
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[490] | 233 | |
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| 234 | |
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[300] | 235 | void CServer::listenRootFinalize() |
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| 236 | { |
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| 237 | int flag ; |
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| 238 | MPI_Status status ; |
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| 239 | int msg ; |
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[490] | 240 | |
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[347] | 241 | traceOff() ; |
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[300] | 242 | MPI_Iprobe(0,4,intraComm, &flag, &status) ; |
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[347] | 243 | traceOn() ; |
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[300] | 244 | if (flag==true) |
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| 245 | { |
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| 246 | MPI_Recv(&msg,1,MPI_INT,0,4,intraComm,&status) ; |
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| 247 | finished=true ; |
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| 248 | } |
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| 249 | } |
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[490] | 250 | |
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[300] | 251 | void CServer::listenContext(void) |
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| 252 | { |
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[490] | 253 | |
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[300] | 254 | MPI_Status status ; |
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| 255 | int flag ; |
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[1032] | 256 | static char* buffer ; |
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[300] | 257 | static MPI_Request request ; |
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| 258 | static bool recept=false ; |
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| 259 | int rank ; |
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| 260 | int count ; |
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[490] | 261 | |
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[300] | 262 | if (recept==false) |
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| 263 | { |
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[347] | 264 | traceOff() ; |
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[1328] | 265 | MPI_Iprobe(-2,1,CXios::globalComm, &flag, &status) ; |
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[347] | 266 | traceOn() ; |
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[490] | 267 | if (flag==true) |
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[300] | 268 | { |
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[1134] | 269 | #ifdef _usingMPI |
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[300] | 270 | rank=status.MPI_SOURCE ; |
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[1134] | 271 | #elif _usingEP |
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[1328] | 272 | rank=status.ep_src; |
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[1134] | 273 | #endif |
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[300] | 274 | MPI_Get_count(&status,MPI_CHAR,&count) ; |
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| 275 | buffer=new char[count] ; |
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[1032] | 276 | MPI_Irecv((void*)buffer,count,MPI_CHAR,rank,1,CXios::globalComm,&request) ; |
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[490] | 277 | recept=true ; |
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[300] | 278 | } |
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| 279 | } |
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| 280 | else |
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| 281 | { |
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[347] | 282 | traceOff() ; |
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[300] | 283 | MPI_Test(&request,&flag,&status) ; |
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[347] | 284 | traceOn() ; |
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[300] | 285 | if (flag==true) |
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| 286 | { |
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[1134] | 287 | #ifdef _usingMPI |
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[300] | 288 | rank=status.MPI_SOURCE ; |
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[1134] | 289 | #elif _usingEP |
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[1328] | 290 | rank=status.ep_src; |
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[1134] | 291 | #endif |
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[300] | 292 | MPI_Get_count(&status,MPI_CHAR,&count) ; |
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[1032] | 293 | recvContextMessage((void*)buffer,count) ; |
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[300] | 294 | delete [] buffer ; |
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[490] | 295 | recept=false ; |
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[300] | 296 | } |
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| 297 | } |
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| 298 | } |
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[490] | 299 | |
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[300] | 300 | void CServer::recvContextMessage(void* buff,int count) |
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| 301 | { |
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| 302 | static map<string,contextMessage> recvContextId ; |
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| 303 | map<string,contextMessage>::iterator it ; |
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[490] | 304 | |
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[300] | 305 | CBufferIn buffer(buff,count) ; |
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| 306 | string id ; |
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| 307 | int clientLeader ; |
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| 308 | int nbMessage ; |
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| 309 | |
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| 310 | buffer>>id>>nbMessage>>clientLeader ; |
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[490] | 311 | |
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[300] | 312 | it=recvContextId.find(id) ; |
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| 313 | if (it==recvContextId.end()) |
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[490] | 314 | { |
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[300] | 315 | contextMessage msg={0,0} ; |
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| 316 | pair<map<string,contextMessage>::iterator,bool> ret ; |
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| 317 | ret=recvContextId.insert(pair<string,contextMessage>(id,msg)) ; |
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| 318 | it=ret.first ; |
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[490] | 319 | } |
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[300] | 320 | it->second.nbRecv+=1 ; |
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| 321 | it->second.leaderRank+=clientLeader ; |
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[490] | 322 | |
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[300] | 323 | if (it->second.nbRecv==nbMessage) |
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[490] | 324 | { |
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[300] | 325 | int size ; |
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| 326 | MPI_Comm_size(intraComm,&size) ; |
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| 327 | MPI_Request* requests= new MPI_Request[size-1] ; |
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| 328 | MPI_Status* status= new MPI_Status[size-1] ; |
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[490] | 329 | |
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[300] | 330 | for(int i=1;i<size;i++) |
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| 331 | { |
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| 332 | MPI_Isend(buff,count,MPI_CHAR,i,2,intraComm,&requests[i-1]) ; |
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| 333 | } |
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| 334 | MPI_Waitall(size-1,requests,status) ; |
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| 335 | registerContext(buff,count,it->second.leaderRank) ; |
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| 336 | |
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| 337 | recvContextId.erase(it) ; |
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| 338 | delete [] requests ; |
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| 339 | delete [] status ; |
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| 340 | |
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| 341 | } |
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[490] | 342 | } |
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| 343 | |
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[300] | 344 | void CServer::listenRootContext(void) |
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| 345 | { |
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[490] | 346 | |
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[300] | 347 | MPI_Status status ; |
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| 348 | int flag ; |
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[1032] | 349 | static char* buffer ; |
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[300] | 350 | static MPI_Request request ; |
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| 351 | static bool recept=false ; |
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| 352 | int rank ; |
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| 353 | int count ; |
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| 354 | const int root=0 ; |
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[490] | 355 | |
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[300] | 356 | if (recept==false) |
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| 357 | { |
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[347] | 358 | traceOff() ; |
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[300] | 359 | MPI_Iprobe(root,2,intraComm, &flag, &status) ; |
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[347] | 360 | traceOn() ; |
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[490] | 361 | if (flag==true) |
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[300] | 362 | { |
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| 363 | MPI_Get_count(&status,MPI_CHAR,&count) ; |
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| 364 | buffer=new char[count] ; |
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[1032] | 365 | MPI_Irecv((void*)buffer,count,MPI_CHAR,root,2,intraComm,&request) ; |
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[490] | 366 | recept=true ; |
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[300] | 367 | } |
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| 368 | } |
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| 369 | else |
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| 370 | { |
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| 371 | MPI_Test(&request,&flag,&status) ; |
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| 372 | if (flag==true) |
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| 373 | { |
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| 374 | MPI_Get_count(&status,MPI_CHAR,&count) ; |
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[1032] | 375 | registerContext((void*)buffer,count) ; |
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[300] | 376 | delete [] buffer ; |
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[490] | 377 | recept=false ; |
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[300] | 378 | } |
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| 379 | } |
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[490] | 380 | } |
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| 381 | |
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[655] | 382 | void CServer::registerContext(void* buff, int count, int leaderRank) |
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[300] | 383 | { |
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| 384 | string contextId; |
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[655] | 385 | CBufferIn buffer(buff, count); |
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| 386 | buffer >> contextId; |
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[300] | 387 | |
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[680] | 388 | info(20) << "CServer : Register new Context : " << contextId << endl; |
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[490] | 389 | |
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[680] | 390 | if (contextList.find(contextId) != contextList.end()) |
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| 391 | ERROR("void CServer::registerContext(void* buff, int count, int leaderRank)", |
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| 392 | << "Context '" << contextId << "' has already been registred"); |
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[490] | 393 | |
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[655] | 394 | MPI_Comm contextIntercomm; |
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[1347] | 395 | //MPI_Barrier(CXios::globalComm); |
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| 396 | |
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[655] | 397 | MPI_Intercomm_create(intraComm,0,CXios::globalComm,leaderRank,10+leaderRank,&contextIntercomm); |
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[490] | 398 | |
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[655] | 399 | MPI_Comm inter; |
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| 400 | MPI_Intercomm_merge(contextIntercomm,1,&inter); |
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| 401 | MPI_Barrier(inter); |
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| 402 | |
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| 403 | CContext* context=CContext::create(contextId); |
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| 404 | contextList[contextId]=context; |
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| 405 | context->initServer(intraComm,contextIntercomm); |
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| 406 | |
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| 407 | contextInterComms.push_back(contextIntercomm); |
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| 408 | MPI_Comm_free(&inter); |
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[490] | 409 | } |
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| 410 | |
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[300] | 411 | void CServer::contextEventLoop(void) |
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| 412 | { |
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| 413 | bool finished ; |
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| 414 | map<string,CContext*>::iterator it ; |
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[1328] | 415 | for(it=contextList.begin();it!=contextList.end();it++) |
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[300] | 416 | { |
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[597] | 417 | finished=it->second->checkBuffersAndListen(); |
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[300] | 418 | if (finished) |
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| 419 | { |
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| 420 | contextList.erase(it) ; |
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| 421 | break ; |
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| 422 | } |
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| 423 | } |
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[490] | 424 | |
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[300] | 425 | } |
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[490] | 426 | |
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| 427 | //! Get rank of the current process |
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| 428 | int CServer::getRank() |
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| 429 | { |
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| 430 | return rank; |
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| 431 | } |
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| 432 | |
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[523] | 433 | /*! |
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| 434 | * Open a file specified by a suffix and an extension and use it for the given file buffer. |
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| 435 | * The file name will be suffix+rank+extension. |
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| 436 | * |
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| 437 | * \param fileName[in] protype file name |
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| 438 | * \param ext [in] extension of the file |
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| 439 | * \param fb [in/out] the file buffer |
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| 440 | */ |
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| 441 | void CServer::openStream(const StdString& fileName, const StdString& ext, std::filebuf* fb) |
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| 442 | { |
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| 443 | StdStringStream fileNameClient; |
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| 444 | int numDigit = 0; |
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| 445 | int size = 0; |
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| 446 | MPI_Comm_size(CXios::globalComm, &size); |
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| 447 | while (size) |
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| 448 | { |
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| 449 | size /= 10; |
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| 450 | ++numDigit; |
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| 451 | } |
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[497] | 452 | |
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[523] | 453 | fileNameClient << fileName << "_" << std::setfill('0') << std::setw(numDigit) << getRank() << ext; |
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| 454 | fb->open(fileNameClient.str().c_str(), std::ios::out); |
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| 455 | if (!fb->is_open()) |
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| 456 | ERROR("void CServer::openStream(const StdString& fileName, const StdString& ext, std::filebuf* fb)", |
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| 457 | << std::endl << "Can not open <" << fileNameClient << "> file to write the server log(s)."); |
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| 458 | } |
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[490] | 459 | |
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[523] | 460 | /*! |
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| 461 | * \brief Open a file stream to write the info logs |
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| 462 | * Open a file stream with a specific file name suffix+rank |
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| 463 | * to write the info logs. |
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| 464 | * \param fileName [in] protype file name |
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| 465 | */ |
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| 466 | void CServer::openInfoStream(const StdString& fileName) |
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| 467 | { |
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| 468 | std::filebuf* fb = m_infoStream.rdbuf(); |
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| 469 | openStream(fileName, ".out", fb); |
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[490] | 470 | |
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[523] | 471 | info.write2File(fb); |
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| 472 | report.write2File(fb); |
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| 473 | } |
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[490] | 474 | |
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[523] | 475 | //! Write the info logs to standard output |
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| 476 | void CServer::openInfoStream() |
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| 477 | { |
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| 478 | info.write2StdOut(); |
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| 479 | report.write2StdOut(); |
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| 480 | } |
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[490] | 481 | |
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[523] | 482 | //! Close the info logs file if it opens |
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| 483 | void CServer::closeInfoStream() |
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| 484 | { |
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| 485 | if (m_infoStream.is_open()) m_infoStream.close(); |
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| 486 | } |
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| 487 | |
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| 488 | /*! |
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| 489 | * \brief Open a file stream to write the error log |
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| 490 | * Open a file stream with a specific file name suffix+rank |
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| 491 | * to write the error log. |
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| 492 | * \param fileName [in] protype file name |
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| 493 | */ |
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| 494 | void CServer::openErrorStream(const StdString& fileName) |
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| 495 | { |
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| 496 | std::filebuf* fb = m_errorStream.rdbuf(); |
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| 497 | openStream(fileName, ".err", fb); |
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| 498 | |
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| 499 | error.write2File(fb); |
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| 500 | } |
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| 501 | |
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| 502 | //! Write the error log to standard error output |
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| 503 | void CServer::openErrorStream() |
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| 504 | { |
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| 505 | error.write2StdErr(); |
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| 506 | } |
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| 507 | |
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| 508 | //! Close the error log file if it opens |
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| 509 | void CServer::closeErrorStream() |
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| 510 | { |
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| 511 | if (m_errorStream.is_open()) m_errorStream.close(); |
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| 512 | } |
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[300] | 513 | } |
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