[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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[1134] | 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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| 33 | // Not using OASIS |
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| 34 | if (!CXios::usingOasis) |
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| 35 | { |
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[490] | 36 | |
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[359] | 37 | CTimer::get("XIOS").resume() ; |
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[490] | 38 | |
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| 39 | boost::hash<string> hashString ; |
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| 40 | |
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[300] | 41 | unsigned long hashServer=hashString(CXios::xiosCodeId) ; |
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| 42 | unsigned long* hashAll ; |
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[490] | 43 | |
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[1134] | 44 | |
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[300] | 45 | int size ; |
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| 46 | int myColor ; |
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| 47 | int i,c ; |
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| 48 | MPI_Comm newComm ; |
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[490] | 49 | |
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[300] | 50 | MPI_Comm_size(CXios::globalComm,&size) ; |
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[1141] | 51 | |
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| 52 | //size = CXios::globalComm.ep_comm_ptr->size_rank_info[0].second; |
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| 53 | printf("global size = %d, size= %d\n", CXios::globalComm.ep_comm_ptr->size_rank_info[0].second, size); |
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| 54 | |
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[300] | 55 | MPI_Comm_rank(CXios::globalComm,&rank); |
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| 56 | hashAll=new unsigned long[size] ; |
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[490] | 57 | |
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[300] | 58 | MPI_Allgather(&hashServer,1,MPI_LONG,hashAll,1,MPI_LONG,CXios::globalComm) ; |
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| 59 | |
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| 60 | map<unsigned long, int> colors ; |
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| 61 | map<unsigned long, int> leaders ; |
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| 62 | map<unsigned long, int>::iterator it ; |
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[490] | 63 | |
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[300] | 64 | for(i=0,c=0;i<size;i++) |
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| 65 | { |
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| 66 | if (colors.find(hashAll[i])==colors.end()) |
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| 67 | { |
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| 68 | colors[hashAll[i]]=c ; |
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| 69 | leaders[hashAll[i]]=i ; |
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| 70 | c++ ; |
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| 71 | } |
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| 72 | } |
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[490] | 73 | |
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[300] | 74 | myColor=colors[hashServer] ; |
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| 75 | |
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[1134] | 76 | |
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| 77 | MPI_Comm_split(CXios::globalComm,myColor,rank,&intraComm) ; |
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| 78 | |
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| 79 | |
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[300] | 80 | int serverLeader=leaders[hashServer] ; |
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| 81 | int clientLeader; |
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[490] | 82 | |
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[300] | 83 | serverLeader=leaders[hashServer] ; |
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[1134] | 84 | for(it=leaders.begin();it!=leaders.end();++it) |
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[300] | 85 | { |
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| 86 | if (it->first!=hashServer) |
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| 87 | { |
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| 88 | clientLeader=it->second ; |
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[492] | 89 | int intraCommSize, intraCommRank ; |
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| 90 | MPI_Comm_size(intraComm,&intraCommSize) ; |
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| 91 | MPI_Comm_rank(intraComm,&intraCommRank) ; |
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[493] | 92 | info(50)<<"intercommCreate::server "<<rank<<" intraCommSize : "<<intraCommSize |
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| 93 | <<" intraCommRank :"<<intraCommRank<<" clientLeader "<< clientLeader<<endl ; |
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[490] | 94 | |
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[300] | 95 | MPI_Intercomm_create(intraComm,0,CXios::globalComm,clientLeader,0,&newComm) ; |
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| 96 | interComm.push_back(newComm) ; |
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| 97 | } |
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| 98 | } |
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| 99 | |
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| 100 | delete [] hashAll ; |
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| 101 | } |
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| 102 | // using OASIS |
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| 103 | else |
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| 104 | { |
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[490] | 105 | int size; |
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| 106 | if (!is_MPI_Initialized) oasis_init(CXios::xiosCodeId); |
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| 107 | |
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[359] | 108 | CTimer::get("XIOS").resume() ; |
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[655] | 109 | MPI_Comm localComm; |
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| 110 | oasis_get_localcomm(localComm); |
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| 111 | MPI_Comm_dup(localComm, &intraComm); |
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| 112 | |
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[300] | 113 | MPI_Comm_rank(intraComm,&rank) ; |
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| 114 | MPI_Comm_size(intraComm,&size) ; |
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| 115 | string codesId=CXios::getin<string>("oasis_codes_id") ; |
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[490] | 116 | |
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[300] | 117 | vector<string> splitted ; |
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[483] | 118 | boost::split( splitted, codesId, boost::is_any_of(","), boost::token_compress_on ) ; |
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[300] | 119 | vector<string>::iterator it ; |
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| 120 | |
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| 121 | MPI_Comm newComm ; |
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| 122 | int globalRank ; |
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| 123 | MPI_Comm_rank(CXios::globalComm,&globalRank); |
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[490] | 124 | |
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[300] | 125 | for(it=splitted.begin();it!=splitted.end();it++) |
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| 126 | { |
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| 127 | oasis_get_intercomm(newComm,*it) ; |
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| 128 | if (rank==0) MPI_Send(&globalRank,1,MPI_INT,0,0,newComm) ; |
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| 129 | MPI_Comm_remote_size(newComm,&size); |
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| 130 | interComm.push_back(newComm) ; |
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| 131 | } |
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[492] | 132 | oasis_enddef() ; |
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[300] | 133 | } |
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[490] | 134 | |
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[300] | 135 | MPI_Comm_rank(intraComm,&rank) ; |
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| 136 | if (rank==0) isRoot=true; |
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[490] | 137 | else isRoot=false; |
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[492] | 138 | |
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| 139 | eventScheduler = new CEventScheduler(intraComm) ; |
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[300] | 140 | } |
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[490] | 141 | |
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[300] | 142 | void CServer::finalize(void) |
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| 143 | { |
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[361] | 144 | CTimer::get("XIOS").suspend() ; |
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[697] | 145 | |
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[492] | 146 | delete eventScheduler ; |
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[655] | 147 | |
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[1134] | 148 | for (std::list<MPI_Comm>::iterator it = contextInterComms.begin(); it != contextInterComms.end(); ++it) |
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[655] | 149 | MPI_Comm_free(&(*it)); |
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[1134] | 150 | for (std::list<MPI_Comm>::iterator it = interComm.begin(); it != interComm.end(); ++it) |
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[655] | 151 | MPI_Comm_free(&(*it)); |
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[1134] | 152 | |
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[655] | 153 | MPI_Comm_free(&intraComm); |
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| 154 | |
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[300] | 155 | if (!is_MPI_Initialized) |
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[490] | 156 | { |
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[300] | 157 | if (CXios::usingOasis) oasis_finalize(); |
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[1134] | 158 | //else {MPI_Finalize() ;} |
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[300] | 159 | } |
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[1134] | 160 | |
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| 161 | |
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[347] | 162 | report(0)<<"Performance report : Time spent for XIOS : "<<CTimer::get("XIOS server").getCumulatedTime()<<endl ; |
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| 163 | report(0)<<"Performance report : Time spent in processing events : "<<CTimer::get("Process events").getCumulatedTime()<<endl ; |
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| 164 | report(0)<<"Performance report : Ratio : "<<CTimer::get("Process events").getCumulatedTime()/CTimer::get("XIOS server").getCumulatedTime()*100.<<"%"<<endl ; |
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[1156] | 165 | report(100)<<CTimer::getAllCumulatedTime()<<endl ; |
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[300] | 166 | } |
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[490] | 167 | |
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[300] | 168 | void CServer::eventLoop(void) |
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| 169 | { |
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| 170 | bool stop=false ; |
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[490] | 171 | |
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[347] | 172 | CTimer::get("XIOS server").resume() ; |
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[300] | 173 | while(!stop) |
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| 174 | { |
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| 175 | if (isRoot) |
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| 176 | { |
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| 177 | listenContext(); |
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| 178 | if (!finished) listenFinalize() ; |
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| 179 | } |
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| 180 | else |
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| 181 | { |
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| 182 | listenRootContext(); |
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[1134] | 183 | if (!finished) |
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| 184 | { |
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| 185 | listenRootFinalize() ; |
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| 186 | } |
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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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[1134] | 191 | |
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[956] | 192 | eventScheduler->checkEvent() ; |
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[300] | 193 | } |
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[1134] | 194 | |
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| 195 | |
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[347] | 196 | CTimer::get("XIOS server").suspend() ; |
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[300] | 197 | } |
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[490] | 198 | |
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[300] | 199 | void CServer::listenFinalize(void) |
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| 200 | { |
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| 201 | list<MPI_Comm>::iterator it; |
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| 202 | int msg ; |
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| 203 | int flag ; |
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[490] | 204 | |
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[1134] | 205 | for(it=interComm.begin();it!=interComm.end();++it) |
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[300] | 206 | { |
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| 207 | MPI_Status status ; |
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[347] | 208 | traceOff() ; |
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[300] | 209 | MPI_Iprobe(0,0,*it,&flag,&status) ; |
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[347] | 210 | traceOn() ; |
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[300] | 211 | if (flag==true) |
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| 212 | { |
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| 213 | MPI_Recv(&msg,1,MPI_INT,0,0,*it,&status) ; |
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| 214 | info(20)<<" CServer : Receive client finalize"<<endl ; |
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[1134] | 215 | |
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[655] | 216 | MPI_Comm_free(&(*it)); |
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[300] | 217 | interComm.erase(it) ; |
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| 218 | break ; |
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| 219 | } |
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| 220 | } |
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[490] | 221 | |
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[300] | 222 | if (interComm.empty()) |
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| 223 | { |
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| 224 | int i,size ; |
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| 225 | MPI_Comm_size(intraComm,&size) ; |
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| 226 | MPI_Request* requests= new MPI_Request[size-1] ; |
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| 227 | MPI_Status* status= new MPI_Status[size-1] ; |
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[490] | 228 | |
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[300] | 229 | for(int i=1;i<size;i++) MPI_Isend(&msg,1,MPI_INT,i,4,intraComm,&requests[i-1]) ; |
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| 230 | MPI_Waitall(size-1,requests,status) ; |
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| 231 | |
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| 232 | finished=true ; |
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| 233 | delete [] requests ; |
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| 234 | delete [] status ; |
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| 235 | } |
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| 236 | } |
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[490] | 237 | |
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| 238 | |
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[300] | 239 | void CServer::listenRootFinalize() |
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| 240 | { |
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| 241 | int flag ; |
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| 242 | MPI_Status status ; |
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| 243 | int msg ; |
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[490] | 244 | |
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[347] | 245 | traceOff() ; |
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[300] | 246 | MPI_Iprobe(0,4,intraComm, &flag, &status) ; |
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[347] | 247 | traceOn() ; |
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[300] | 248 | if (flag==true) |
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| 249 | { |
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| 250 | MPI_Recv(&msg,1,MPI_INT,0,4,intraComm,&status) ; |
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| 251 | finished=true ; |
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| 252 | } |
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| 253 | } |
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[490] | 254 | |
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[300] | 255 | void CServer::listenContext(void) |
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| 256 | { |
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[490] | 257 | |
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[300] | 258 | MPI_Status status ; |
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| 259 | int flag ; |
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[1032] | 260 | static char* buffer ; |
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[300] | 261 | static MPI_Request request ; |
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| 262 | static bool recept=false ; |
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| 263 | int rank ; |
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| 264 | int count ; |
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[490] | 265 | |
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[300] | 266 | if (recept==false) |
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| 267 | { |
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[347] | 268 | traceOff() ; |
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[1134] | 269 | #ifdef _usingEP |
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| 270 | MPI_Iprobe(-1,1,CXios::globalComm, &flag, &status) ; |
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| 271 | #else |
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[300] | 272 | MPI_Iprobe(MPI_ANY_SOURCE,1,CXios::globalComm, &flag, &status) ; |
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[1134] | 273 | #endif |
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[347] | 274 | traceOn() ; |
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[1134] | 275 | |
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[490] | 276 | if (flag==true) |
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[300] | 277 | { |
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[1134] | 278 | #ifdef _usingMPI |
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[300] | 279 | rank=status.MPI_SOURCE ; |
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[1134] | 280 | #elif _usingEP |
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| 281 | rank= status.ep_src ; |
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| 282 | #endif |
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[300] | 283 | MPI_Get_count(&status,MPI_CHAR,&count) ; |
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| 284 | buffer=new char[count] ; |
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[1032] | 285 | MPI_Irecv((void*)buffer,count,MPI_CHAR,rank,1,CXios::globalComm,&request) ; |
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[490] | 286 | recept=true ; |
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[300] | 287 | } |
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| 288 | } |
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| 289 | else |
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| 290 | { |
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[347] | 291 | traceOff() ; |
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[300] | 292 | MPI_Test(&request,&flag,&status) ; |
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[347] | 293 | traceOn() ; |
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[300] | 294 | if (flag==true) |
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| 295 | { |
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[1134] | 296 | #ifdef _usingMPI |
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[300] | 297 | rank=status.MPI_SOURCE ; |
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[1134] | 298 | #elif _usingEP |
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| 299 | rank= status.ep_src ; |
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| 300 | #endif |
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[300] | 301 | MPI_Get_count(&status,MPI_CHAR,&count) ; |
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[1032] | 302 | recvContextMessage((void*)buffer,count) ; |
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[300] | 303 | delete [] buffer ; |
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[490] | 304 | recept=false ; |
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[300] | 305 | } |
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| 306 | } |
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| 307 | } |
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[490] | 308 | |
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[300] | 309 | void CServer::recvContextMessage(void* buff,int count) |
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| 310 | { |
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| 311 | static map<string,contextMessage> recvContextId ; |
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| 312 | map<string,contextMessage>::iterator it ; |
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[490] | 313 | |
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[300] | 314 | CBufferIn buffer(buff,count) ; |
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| 315 | string id ; |
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| 316 | int clientLeader ; |
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| 317 | int nbMessage ; |
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| 318 | |
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| 319 | buffer>>id>>nbMessage>>clientLeader ; |
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[490] | 320 | |
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[300] | 321 | it=recvContextId.find(id) ; |
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| 322 | if (it==recvContextId.end()) |
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[490] | 323 | { |
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[300] | 324 | contextMessage msg={0,0} ; |
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| 325 | pair<map<string,contextMessage>::iterator,bool> ret ; |
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| 326 | ret=recvContextId.insert(pair<string,contextMessage>(id,msg)) ; |
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| 327 | it=ret.first ; |
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[490] | 328 | } |
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[300] | 329 | it->second.nbRecv+=1 ; |
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| 330 | it->second.leaderRank+=clientLeader ; |
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[490] | 331 | |
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[300] | 332 | if (it->second.nbRecv==nbMessage) |
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[490] | 333 | { |
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[300] | 334 | int size ; |
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| 335 | MPI_Comm_size(intraComm,&size) ; |
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| 336 | MPI_Request* requests= new MPI_Request[size-1] ; |
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| 337 | MPI_Status* status= new MPI_Status[size-1] ; |
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[490] | 338 | |
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[300] | 339 | for(int i=1;i<size;i++) |
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| 340 | { |
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| 341 | MPI_Isend(buff,count,MPI_CHAR,i,2,intraComm,&requests[i-1]) ; |
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| 342 | } |
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[1146] | 343 | |
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[300] | 344 | MPI_Waitall(size-1,requests,status) ; |
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| 345 | registerContext(buff,count,it->second.leaderRank) ; |
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| 346 | |
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| 347 | recvContextId.erase(it) ; |
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| 348 | delete [] requests ; |
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| 349 | delete [] status ; |
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| 350 | |
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| 351 | } |
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[490] | 352 | } |
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| 353 | |
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[300] | 354 | void CServer::listenRootContext(void) |
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| 355 | { |
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[490] | 356 | |
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[300] | 357 | MPI_Status status ; |
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| 358 | int flag ; |
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[1032] | 359 | static char* buffer ; |
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[300] | 360 | static MPI_Request request ; |
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| 361 | static bool recept=false ; |
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| 362 | int rank ; |
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| 363 | int count ; |
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| 364 | const int root=0 ; |
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[490] | 365 | |
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[300] | 366 | if (recept==false) |
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| 367 | { |
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[347] | 368 | traceOff() ; |
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[300] | 369 | MPI_Iprobe(root,2,intraComm, &flag, &status) ; |
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[347] | 370 | traceOn() ; |
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[490] | 371 | if (flag==true) |
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[300] | 372 | { |
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| 373 | MPI_Get_count(&status,MPI_CHAR,&count) ; |
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| 374 | buffer=new char[count] ; |
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[1032] | 375 | MPI_Irecv((void*)buffer,count,MPI_CHAR,root,2,intraComm,&request) ; |
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[490] | 376 | recept=true ; |
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[300] | 377 | } |
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| 378 | } |
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| 379 | else |
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| 380 | { |
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| 381 | MPI_Test(&request,&flag,&status) ; |
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| 382 | if (flag==true) |
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| 383 | { |
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| 384 | MPI_Get_count(&status,MPI_CHAR,&count) ; |
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[1032] | 385 | registerContext((void*)buffer,count) ; |
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[300] | 386 | delete [] buffer ; |
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[490] | 387 | recept=false ; |
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[300] | 388 | } |
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| 389 | } |
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[490] | 390 | } |
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| 391 | |
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[655] | 392 | void CServer::registerContext(void* buff, int count, int leaderRank) |
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[300] | 393 | { |
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| 394 | string contextId; |
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[655] | 395 | CBufferIn buffer(buff, count); |
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| 396 | buffer >> contextId; |
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[300] | 397 | |
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[680] | 398 | info(20) << "CServer : Register new Context : " << contextId << endl; |
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[490] | 399 | |
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[680] | 400 | if (contextList.find(contextId) != contextList.end()) |
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| 401 | ERROR("void CServer::registerContext(void* buff, int count, int leaderRank)", |
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| 402 | << "Context '" << contextId << "' has already been registred"); |
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[490] | 403 | |
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[655] | 404 | MPI_Comm contextIntercomm; |
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| 405 | MPI_Intercomm_create(intraComm,0,CXios::globalComm,leaderRank,10+leaderRank,&contextIntercomm); |
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[490] | 406 | |
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[655] | 407 | MPI_Comm inter; |
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| 408 | MPI_Intercomm_merge(contextIntercomm,1,&inter); |
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| 409 | MPI_Barrier(inter); |
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| 410 | |
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| 411 | CContext* context=CContext::create(contextId); |
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| 412 | contextList[contextId]=context; |
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| 413 | context->initServer(intraComm,contextIntercomm); |
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| 414 | |
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| 415 | contextInterComms.push_back(contextIntercomm); |
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| 416 | MPI_Comm_free(&inter); |
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[490] | 417 | } |
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| 418 | |
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[300] | 419 | void CServer::contextEventLoop(void) |
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| 420 | { |
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| 421 | bool finished ; |
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| 422 | map<string,CContext*>::iterator it ; |
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[1134] | 423 | for(it=contextList.begin();it!=contextList.end();++it) |
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[300] | 424 | { |
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[597] | 425 | finished=it->second->checkBuffersAndListen(); |
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[300] | 426 | if (finished) |
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| 427 | { |
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| 428 | contextList.erase(it) ; |
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| 429 | break ; |
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| 430 | } |
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| 431 | } |
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[490] | 432 | |
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[300] | 433 | } |
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[490] | 434 | |
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| 435 | //! Get rank of the current process |
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| 436 | int CServer::getRank() |
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| 437 | { |
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| 438 | return rank; |
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| 439 | } |
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| 440 | |
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[523] | 441 | /*! |
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| 442 | * Open a file specified by a suffix and an extension and use it for the given file buffer. |
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| 443 | * The file name will be suffix+rank+extension. |
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| 444 | * |
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| 445 | * \param fileName[in] protype file name |
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| 446 | * \param ext [in] extension of the file |
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| 447 | * \param fb [in/out] the file buffer |
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| 448 | */ |
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| 449 | void CServer::openStream(const StdString& fileName, const StdString& ext, std::filebuf* fb) |
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| 450 | { |
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| 451 | StdStringStream fileNameClient; |
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| 452 | int numDigit = 0; |
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| 453 | int size = 0; |
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| 454 | MPI_Comm_size(CXios::globalComm, &size); |
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| 455 | while (size) |
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| 456 | { |
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| 457 | size /= 10; |
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| 458 | ++numDigit; |
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| 459 | } |
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[497] | 460 | |
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[523] | 461 | fileNameClient << fileName << "_" << std::setfill('0') << std::setw(numDigit) << getRank() << ext; |
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| 462 | fb->open(fileNameClient.str().c_str(), std::ios::out); |
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| 463 | if (!fb->is_open()) |
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| 464 | ERROR("void CServer::openStream(const StdString& fileName, const StdString& ext, std::filebuf* fb)", |
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| 465 | << std::endl << "Can not open <" << fileNameClient << "> file to write the server log(s)."); |
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| 466 | } |
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[490] | 467 | |
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[523] | 468 | /*! |
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| 469 | * \brief Open a file stream to write the info logs |
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| 470 | * Open a file stream with a specific file name suffix+rank |
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| 471 | * to write the info logs. |
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| 472 | * \param fileName [in] protype file name |
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| 473 | */ |
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| 474 | void CServer::openInfoStream(const StdString& fileName) |
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| 475 | { |
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| 476 | std::filebuf* fb = m_infoStream.rdbuf(); |
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| 477 | openStream(fileName, ".out", fb); |
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[490] | 478 | |
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[523] | 479 | info.write2File(fb); |
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| 480 | report.write2File(fb); |
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| 481 | } |
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[490] | 482 | |
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[523] | 483 | //! Write the info logs to standard output |
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| 484 | void CServer::openInfoStream() |
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| 485 | { |
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| 486 | info.write2StdOut(); |
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| 487 | report.write2StdOut(); |
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| 488 | } |
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[490] | 489 | |
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[523] | 490 | //! Close the info logs file if it opens |
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| 491 | void CServer::closeInfoStream() |
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| 492 | { |
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| 493 | if (m_infoStream.is_open()) m_infoStream.close(); |
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| 494 | } |
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| 495 | |
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| 496 | /*! |
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| 497 | * \brief Open a file stream to write the error log |
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| 498 | * Open a file stream with a specific file name suffix+rank |
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| 499 | * to write the error log. |
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| 500 | * \param fileName [in] protype file name |
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| 501 | */ |
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| 502 | void CServer::openErrorStream(const StdString& fileName) |
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| 503 | { |
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| 504 | std::filebuf* fb = m_errorStream.rdbuf(); |
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| 505 | openStream(fileName, ".err", fb); |
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| 506 | |
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| 507 | error.write2File(fb); |
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| 508 | } |
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| 509 | |
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| 510 | //! Write the error log to standard error output |
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| 511 | void CServer::openErrorStream() |
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| 512 | { |
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| 513 | error.write2StdErr(); |
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| 514 | } |
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| 515 | |
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| 516 | //! Close the error log file if it opens |
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| 517 | void CServer::closeErrorStream() |
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| 518 | { |
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| 519 | if (m_errorStream.is_open()) m_errorStream.close(); |
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| 520 | } |
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[300] | 521 | } |
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