[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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[347] | 11 | #include "tracer.hpp" |
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| 12 | #include "timer.hpp" |
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[492] | 13 | #include "event_scheduler.hpp" |
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[300] | 14 | |
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[335] | 15 | namespace xios |
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[490] | 16 | { |
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[300] | 17 | MPI_Comm CServer::intraComm ; |
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| 18 | list<MPI_Comm> CServer::interComm ; |
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[655] | 19 | std::list<MPI_Comm> CServer::contextInterComms; |
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[300] | 20 | bool CServer::isRoot ; |
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[490] | 21 | int CServer::rank = INVALID_RANK; |
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| 22 | StdOFStream CServer::m_infoStream; |
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[523] | 23 | StdOFStream CServer::m_errorStream; |
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[490] | 24 | map<string,CContext*> CServer::contextList ; |
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[300] | 25 | bool CServer::finished=false ; |
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| 26 | bool CServer::is_MPI_Initialized ; |
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[1037] | 27 | |
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| 28 | |
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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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[1060] | 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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[1060] | 41 | // if (!is_MPI_Initialized) |
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| 42 | // { |
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| 43 | // MPI_Init(NULL, NULL); |
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| 44 | // } |
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[490] | 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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[1037] | 53 | |
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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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| 80 | |
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[1037] | 81 | |
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| 82 | MPI_Comm_split(CXios::globalComm,myColor,rank,&intraComm) ; |
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| 83 | |
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| 84 | |
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[300] | 85 | int serverLeader=leaders[hashServer] ; |
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| 86 | int clientLeader; |
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[490] | 87 | |
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[300] | 88 | serverLeader=leaders[hashServer] ; |
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[1060] | 89 | for(it=leaders.begin();it!=leaders.end();++it) |
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[300] | 90 | { |
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| 91 | if (it->first!=hashServer) |
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| 92 | { |
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| 93 | clientLeader=it->second ; |
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[492] | 94 | int intraCommSize, intraCommRank ; |
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| 95 | MPI_Comm_size(intraComm,&intraCommSize) ; |
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| 96 | MPI_Comm_rank(intraComm,&intraCommRank) ; |
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[493] | 97 | info(50)<<"intercommCreate::server "<<rank<<" intraCommSize : "<<intraCommSize |
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| 98 | <<" intraCommRank :"<<intraCommRank<<" clientLeader "<< clientLeader<<endl ; |
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[490] | 99 | |
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[300] | 100 | MPI_Intercomm_create(intraComm,0,CXios::globalComm,clientLeader,0,&newComm) ; |
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| 101 | interComm.push_back(newComm) ; |
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| 102 | } |
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| 103 | } |
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| 104 | |
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| 105 | delete [] hashAll ; |
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| 106 | } |
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| 107 | // using OASIS |
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| 108 | else |
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| 109 | { |
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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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[490] | 139 | |
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[300] | 140 | MPI_Comm_rank(intraComm,&rank) ; |
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| 141 | if (rank==0) isRoot=true; |
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[490] | 142 | else isRoot=false; |
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[492] | 143 | |
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| 144 | eventScheduler = new CEventScheduler(intraComm) ; |
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[300] | 145 | } |
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[490] | 146 | |
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[300] | 147 | void CServer::finalize(void) |
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| 148 | { |
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[361] | 149 | CTimer::get("XIOS").suspend() ; |
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[697] | 150 | |
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[492] | 151 | delete eventScheduler ; |
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[1037] | 152 | |
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| 153 | |
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[655] | 154 | |
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[1060] | 155 | for (std::list<MPI_Comm>::iterator it = contextInterComms.begin(); it != contextInterComms.end(); ++it) |
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[655] | 156 | MPI_Comm_free(&(*it)); |
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[1037] | 157 | |
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[1060] | 158 | for (std::list<MPI_Comm>::iterator it = interComm.begin(); it != interComm.end(); ++it) |
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[655] | 159 | MPI_Comm_free(&(*it)); |
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[1037] | 160 | |
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[655] | 161 | MPI_Comm_free(&intraComm); |
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| 162 | |
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[300] | 163 | if (!is_MPI_Initialized) |
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[490] | 164 | { |
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[300] | 165 | if (CXios::usingOasis) oasis_finalize(); |
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[1070] | 166 | //else {MPI_Finalize() ;} |
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[300] | 167 | } |
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[1037] | 168 | |
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| 169 | |
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[347] | 170 | report(0)<<"Performance report : Time spent for XIOS : "<<CTimer::get("XIOS server").getCumulatedTime()<<endl ; |
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| 171 | report(0)<<"Performance report : Time spent in processing events : "<<CTimer::get("Process events").getCumulatedTime()<<endl ; |
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| 172 | report(0)<<"Performance report : Ratio : "<<CTimer::get("Process events").getCumulatedTime()/CTimer::get("XIOS server").getCumulatedTime()*100.<<"%"<<endl ; |
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[300] | 173 | } |
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[490] | 174 | |
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[300] | 175 | void CServer::eventLoop(void) |
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| 176 | { |
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| 177 | bool stop=false ; |
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[490] | 178 | |
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[347] | 179 | CTimer::get("XIOS server").resume() ; |
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[300] | 180 | while(!stop) |
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| 181 | { |
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| 182 | if (isRoot) |
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| 183 | { |
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[1037] | 184 | listenContext(); |
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| 185 | if (!finished) listenFinalize() ; |
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[300] | 186 | } |
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| 187 | else |
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| 188 | { |
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[1037] | 189 | listenRootContext(); |
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| 190 | if (!finished) |
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| 191 | { |
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| 192 | listenRootFinalize() ; |
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| 193 | } |
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[300] | 194 | } |
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[1037] | 195 | |
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[300] | 196 | contextEventLoop() ; |
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| 197 | if (finished && contextList.empty()) stop=true ; |
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[1037] | 198 | |
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[956] | 199 | eventScheduler->checkEvent() ; |
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[300] | 200 | } |
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[1037] | 201 | |
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| 202 | |
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[347] | 203 | CTimer::get("XIOS server").suspend() ; |
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[300] | 204 | } |
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[490] | 205 | |
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[300] | 206 | void CServer::listenFinalize(void) |
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| 207 | { |
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| 208 | list<MPI_Comm>::iterator it; |
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| 209 | int msg ; |
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| 210 | int flag ; |
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[1037] | 211 | |
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[490] | 212 | |
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[1063] | 213 | for(it=interComm.begin();it!=interComm.end();++it) |
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[300] | 214 | { |
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| 215 | MPI_Status status ; |
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[347] | 216 | traceOff() ; |
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[300] | 217 | MPI_Iprobe(0,0,*it,&flag,&status) ; |
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[347] | 218 | traceOn() ; |
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[300] | 219 | if (flag==true) |
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| 220 | { |
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| 221 | MPI_Recv(&msg,1,MPI_INT,0,0,*it,&status) ; |
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| 222 | info(20)<<" CServer : Receive client finalize"<<endl ; |
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[1037] | 223 | |
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[655] | 224 | MPI_Comm_free(&(*it)); |
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[300] | 225 | interComm.erase(it) ; |
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| 226 | break ; |
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| 227 | } |
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| 228 | } |
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[490] | 229 | |
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[300] | 230 | if (interComm.empty()) |
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| 231 | { |
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| 232 | int i,size ; |
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| 233 | MPI_Comm_size(intraComm,&size) ; |
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| 234 | MPI_Request* requests= new MPI_Request[size-1] ; |
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| 235 | MPI_Status* status= new MPI_Status[size-1] ; |
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[490] | 236 | |
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[300] | 237 | for(int i=1;i<size;i++) MPI_Isend(&msg,1,MPI_INT,i,4,intraComm,&requests[i-1]) ; |
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| 238 | MPI_Waitall(size-1,requests,status) ; |
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| 239 | |
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| 240 | finished=true ; |
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| 241 | delete [] requests ; |
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| 242 | delete [] status ; |
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| 243 | } |
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| 244 | } |
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[490] | 245 | |
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| 246 | |
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[300] | 247 | void CServer::listenRootFinalize() |
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| 248 | { |
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| 249 | int flag ; |
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| 250 | MPI_Status status ; |
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| 251 | int msg ; |
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[1037] | 252 | |
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[347] | 253 | traceOff() ; |
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[300] | 254 | MPI_Iprobe(0,4,intraComm, &flag, &status) ; |
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[347] | 255 | traceOn() ; |
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[300] | 256 | if (flag==true) |
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| 257 | { |
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| 258 | MPI_Recv(&msg,1,MPI_INT,0,4,intraComm,&status) ; |
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| 259 | finished=true ; |
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| 260 | } |
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| 261 | } |
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[490] | 262 | |
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[300] | 263 | void CServer::listenContext(void) |
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| 264 | { |
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[490] | 265 | |
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[300] | 266 | MPI_Status status ; |
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[1037] | 267 | int flag = false ; |
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| 268 | static void* buffer ; |
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[1079] | 269 | //#pragma omp threadprivate(buffer) |
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[1072] | 270 | |
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[300] | 271 | static MPI_Request request ; |
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[1079] | 272 | //#pragma omp threadprivate(request) |
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[1072] | 273 | |
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[300] | 274 | static bool recept=false ; |
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[1079] | 275 | //#pragma omp threadprivate(recept) |
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[1072] | 276 | |
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[300] | 277 | int rank ; |
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[1037] | 278 | int count ; |
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[490] | 279 | |
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[300] | 280 | if (recept==false) |
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[1037] | 281 | { |
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[347] | 282 | traceOff() ; |
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[1110] | 283 | #ifdef _usingEP |
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| 284 | MPI_Iprobe(-1,1,CXios::globalComm, &flag, &status) ; |
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| 285 | #else |
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[300] | 286 | MPI_Iprobe(MPI_ANY_SOURCE,1,CXios::globalComm, &flag, &status) ; |
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[1110] | 287 | #endif |
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[347] | 288 | traceOn() ; |
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[1037] | 289 | |
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[490] | 290 | if (flag==true) |
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[300] | 291 | { |
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[1037] | 292 | #ifdef _usingMPI |
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[300] | 293 | rank=status.MPI_SOURCE ; |
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[1037] | 294 | #elif _usingEP |
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| 295 | rank= status.ep_src ; |
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| 296 | #endif |
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[300] | 297 | MPI_Get_count(&status,MPI_CHAR,&count) ; |
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| 298 | buffer=new char[count] ; |
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[1037] | 299 | MPI_Irecv(buffer,count,MPI_CHAR,rank,1,CXios::globalComm,&request) ; |
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[490] | 300 | recept=true ; |
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[300] | 301 | } |
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[1037] | 302 | |
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[300] | 303 | } |
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| 304 | else |
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| 305 | { |
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[347] | 306 | traceOff() ; |
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[300] | 307 | MPI_Test(&request,&flag,&status) ; |
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[347] | 308 | traceOn() ; |
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[300] | 309 | if (flag==true) |
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| 310 | { |
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[1037] | 311 | #ifdef _usingMPI |
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[300] | 312 | rank=status.MPI_SOURCE ; |
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[1037] | 313 | #elif _usingEP |
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| 314 | rank= status.ep_src ; |
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| 315 | #endif |
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[300] | 316 | MPI_Get_count(&status,MPI_CHAR,&count) ; |
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[1037] | 317 | recvContextMessage(buffer,count) ; |
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| 318 | |
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[300] | 319 | delete [] buffer ; |
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[490] | 320 | recept=false ; |
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[300] | 321 | } |
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| 322 | } |
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| 323 | } |
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[490] | 324 | |
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[300] | 325 | void CServer::recvContextMessage(void* buff,int count) |
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| 326 | { |
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| 327 | static map<string,contextMessage> recvContextId ; |
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| 328 | map<string,contextMessage>::iterator it ; |
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[490] | 329 | |
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[300] | 330 | CBufferIn buffer(buff,count) ; |
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| 331 | string id ; |
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| 332 | int clientLeader ; |
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| 333 | int nbMessage ; |
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| 334 | |
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| 335 | buffer>>id>>nbMessage>>clientLeader ; |
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[490] | 336 | |
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[300] | 337 | it=recvContextId.find(id) ; |
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| 338 | if (it==recvContextId.end()) |
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[490] | 339 | { |
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[300] | 340 | contextMessage msg={0,0} ; |
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| 341 | pair<map<string,contextMessage>::iterator,bool> ret ; |
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| 342 | ret=recvContextId.insert(pair<string,contextMessage>(id,msg)) ; |
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| 343 | it=ret.first ; |
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[490] | 344 | } |
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[300] | 345 | it->second.nbRecv+=1 ; |
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| 346 | it->second.leaderRank+=clientLeader ; |
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[490] | 347 | |
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[300] | 348 | if (it->second.nbRecv==nbMessage) |
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[490] | 349 | { |
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[300] | 350 | int size ; |
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| 351 | MPI_Comm_size(intraComm,&size) ; |
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| 352 | MPI_Request* requests= new MPI_Request[size-1] ; |
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| 353 | MPI_Status* status= new MPI_Status[size-1] ; |
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[490] | 354 | |
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[300] | 355 | for(int i=1;i<size;i++) |
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| 356 | { |
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| 357 | MPI_Isend(buff,count,MPI_CHAR,i,2,intraComm,&requests[i-1]) ; |
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| 358 | } |
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| 359 | MPI_Waitall(size-1,requests,status) ; |
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| 360 | registerContext(buff,count,it->second.leaderRank) ; |
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| 361 | |
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| 362 | recvContextId.erase(it) ; |
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| 363 | delete [] requests ; |
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| 364 | delete [] status ; |
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| 365 | |
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| 366 | } |
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[490] | 367 | } |
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| 368 | |
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[300] | 369 | void CServer::listenRootContext(void) |
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| 370 | { |
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[490] | 371 | |
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[300] | 372 | MPI_Status status ; |
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| 373 | int flag ; |
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[1037] | 374 | static void* buffer ; |
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[1126] | 375 | #pragma omp threadprivate(buffer) |
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[1072] | 376 | |
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[300] | 377 | static MPI_Request request ; |
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[1126] | 378 | #pragma omp threadprivate(request) |
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[1072] | 379 | |
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[300] | 380 | static bool recept=false ; |
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[1126] | 381 | #pragma omp threadprivate(recept) |
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[1072] | 382 | |
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[300] | 383 | int rank ; |
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| 384 | int count ; |
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| 385 | const int root=0 ; |
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[1037] | 386 | |
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[490] | 387 | |
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[300] | 388 | if (recept==false) |
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| 389 | { |
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[347] | 390 | traceOff() ; |
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[300] | 391 | MPI_Iprobe(root,2,intraComm, &flag, &status) ; |
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[347] | 392 | traceOn() ; |
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[490] | 393 | if (flag==true) |
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[300] | 394 | { |
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| 395 | MPI_Get_count(&status,MPI_CHAR,&count) ; |
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| 396 | buffer=new char[count] ; |
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[1037] | 397 | MPI_Irecv(buffer,count,MPI_CHAR,root,2,intraComm,&request) ; |
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[490] | 398 | recept=true ; |
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[300] | 399 | } |
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| 400 | } |
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| 401 | else |
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| 402 | { |
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| 403 | MPI_Test(&request,&flag,&status) ; |
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| 404 | if (flag==true) |
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| 405 | { |
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| 406 | MPI_Get_count(&status,MPI_CHAR,&count) ; |
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[1037] | 407 | registerContext(buffer,count) ; |
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[300] | 408 | delete [] buffer ; |
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[490] | 409 | recept=false ; |
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[300] | 410 | } |
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| 411 | } |
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[490] | 412 | } |
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| 413 | |
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[655] | 414 | void CServer::registerContext(void* buff, int count, int leaderRank) |
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[300] | 415 | { |
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| 416 | string contextId; |
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[655] | 417 | CBufferIn buffer(buff, count); |
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| 418 | buffer >> contextId; |
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[300] | 419 | |
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[680] | 420 | info(20) << "CServer : Register new Context : " << contextId << endl; |
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[490] | 421 | |
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[680] | 422 | if (contextList.find(contextId) != contextList.end()) |
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| 423 | ERROR("void CServer::registerContext(void* buff, int count, int leaderRank)", |
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| 424 | << "Context '" << contextId << "' has already been registred"); |
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[490] | 425 | |
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[655] | 426 | MPI_Comm contextIntercomm; |
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[1037] | 427 | |
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[655] | 428 | MPI_Intercomm_create(intraComm,0,CXios::globalComm,leaderRank,10+leaderRank,&contextIntercomm); |
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[490] | 429 | |
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[1067] | 430 | MPI_Comm inter; |
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| 431 | MPI_Intercomm_merge(contextIntercomm,1,&inter); |
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| 432 | MPI_Barrier(inter); |
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| 433 | |
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| 434 | info(20) << "CServer : MPI_Intercomm_merge and MPI_Barrier " << contextId << endl; |
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[1037] | 435 | |
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[655] | 436 | |
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[1079] | 437 | CContext* context = CContext::create(contextId); |
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[655] | 438 | contextList[contextId]=context; |
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| 439 | context->initServer(intraComm,contextIntercomm); |
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[1037] | 440 | |
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| 441 | |
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[655] | 442 | |
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| 443 | contextInterComms.push_back(contextIntercomm); |
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[1037] | 444 | |
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| 445 | |
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[1067] | 446 | MPI_Comm_free(&inter); |
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[1037] | 447 | |
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[1067] | 448 | info(20) << "CServer : Register new Context OKOK " << contextId << endl; |
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[490] | 449 | } |
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| 450 | |
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[300] | 451 | void CServer::contextEventLoop(void) |
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| 452 | { |
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| 453 | bool finished ; |
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| 454 | map<string,CContext*>::iterator it ; |
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[1063] | 455 | for(it=contextList.begin();it!=contextList.end();++it) |
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[300] | 456 | { |
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[597] | 457 | finished=it->second->checkBuffersAndListen(); |
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[300] | 458 | if (finished) |
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| 459 | { |
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| 460 | contextList.erase(it) ; |
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| 461 | break ; |
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| 462 | } |
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| 463 | } |
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[490] | 464 | |
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[300] | 465 | } |
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[490] | 466 | |
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| 467 | //! Get rank of the current process |
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| 468 | int CServer::getRank() |
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| 469 | { |
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| 470 | return rank; |
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| 471 | } |
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| 472 | |
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[523] | 473 | /*! |
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| 474 | * Open a file specified by a suffix and an extension and use it for the given file buffer. |
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| 475 | * The file name will be suffix+rank+extension. |
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| 476 | * |
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| 477 | * \param fileName[in] protype file name |
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| 478 | * \param ext [in] extension of the file |
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| 479 | * \param fb [in/out] the file buffer |
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| 480 | */ |
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| 481 | void CServer::openStream(const StdString& fileName, const StdString& ext, std::filebuf* fb) |
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| 482 | { |
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| 483 | StdStringStream fileNameClient; |
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| 484 | int numDigit = 0; |
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| 485 | int size = 0; |
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| 486 | MPI_Comm_size(CXios::globalComm, &size); |
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| 487 | while (size) |
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| 488 | { |
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| 489 | size /= 10; |
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| 490 | ++numDigit; |
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| 491 | } |
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[497] | 492 | |
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[523] | 493 | fileNameClient << fileName << "_" << std::setfill('0') << std::setw(numDigit) << getRank() << ext; |
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| 494 | fb->open(fileNameClient.str().c_str(), std::ios::out); |
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| 495 | if (!fb->is_open()) |
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| 496 | ERROR("void CServer::openStream(const StdString& fileName, const StdString& ext, std::filebuf* fb)", |
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| 497 | << std::endl << "Can not open <" << fileNameClient << "> file to write the server log(s)."); |
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| 498 | } |
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[490] | 499 | |
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[523] | 500 | /*! |
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| 501 | * \brief Open a file stream to write the info logs |
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| 502 | * Open a file stream with a specific file name suffix+rank |
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| 503 | * to write the info logs. |
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| 504 | * \param fileName [in] protype file name |
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| 505 | */ |
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| 506 | void CServer::openInfoStream(const StdString& fileName) |
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| 507 | { |
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| 508 | std::filebuf* fb = m_infoStream.rdbuf(); |
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| 509 | openStream(fileName, ".out", fb); |
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[490] | 510 | |
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[523] | 511 | info.write2File(fb); |
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| 512 | report.write2File(fb); |
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| 513 | } |
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[490] | 514 | |
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[523] | 515 | //! Write the info logs to standard output |
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| 516 | void CServer::openInfoStream() |
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| 517 | { |
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| 518 | info.write2StdOut(); |
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| 519 | report.write2StdOut(); |
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| 520 | } |
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[490] | 521 | |
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[523] | 522 | //! Close the info logs file if it opens |
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| 523 | void CServer::closeInfoStream() |
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| 524 | { |
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| 525 | if (m_infoStream.is_open()) m_infoStream.close(); |
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| 526 | } |
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| 527 | |
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| 528 | /*! |
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| 529 | * \brief Open a file stream to write the error log |
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| 530 | * Open a file stream with a specific file name suffix+rank |
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| 531 | * to write the error log. |
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| 532 | * \param fileName [in] protype file name |
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| 533 | */ |
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| 534 | void CServer::openErrorStream(const StdString& fileName) |
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| 535 | { |
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| 536 | std::filebuf* fb = m_errorStream.rdbuf(); |
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| 537 | openStream(fileName, ".err", fb); |
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| 538 | |
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| 539 | error.write2File(fb); |
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| 540 | } |
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| 541 | |
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| 542 | //! Write the error log to standard error output |
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| 543 | void CServer::openErrorStream() |
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| 544 | { |
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| 545 | error.write2StdErr(); |
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| 546 | } |
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| 547 | |
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| 548 | //! Close the error log file if it opens |
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| 549 | void CServer::closeErrorStream() |
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| 550 | { |
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| 551 | if (m_errorStream.is_open()) m_errorStream.close(); |
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| 552 | } |
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[300] | 553 | } |
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