[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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[1037] | 11 | //#include "mpi.hpp" |
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[347] | 12 | #include "tracer.hpp" |
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| 13 | #include "timer.hpp" |
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[492] | 14 | #include "event_scheduler.hpp" |
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[300] | 15 | |
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[335] | 16 | namespace xios |
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[490] | 17 | { |
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[300] | 18 | MPI_Comm CServer::intraComm ; |
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| 19 | list<MPI_Comm> CServer::interComm ; |
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[655] | 20 | std::list<MPI_Comm> CServer::contextInterComms; |
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[300] | 21 | bool CServer::isRoot ; |
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[490] | 22 | int CServer::rank = INVALID_RANK; |
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| 23 | StdOFStream CServer::m_infoStream; |
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[523] | 24 | StdOFStream CServer::m_errorStream; |
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[490] | 25 | map<string,CContext*> CServer::contextList ; |
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[300] | 26 | bool CServer::finished=false ; |
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| 27 | bool CServer::is_MPI_Initialized ; |
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[1037] | 28 | |
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| 29 | |
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[597] | 30 | CEventScheduler* CServer::eventScheduler = 0; |
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[697] | 31 | |
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[300] | 32 | void CServer::initialize(void) |
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| 33 | { |
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| 34 | // Not using OASIS |
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| 35 | if (!CXios::usingOasis) |
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| 36 | { |
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[490] | 37 | |
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[359] | 38 | CTimer::get("XIOS").resume() ; |
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[490] | 39 | |
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| 40 | boost::hash<string> hashString ; |
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| 41 | |
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[300] | 42 | unsigned long hashServer=hashString(CXios::xiosCodeId) ; |
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| 43 | unsigned long* hashAll ; |
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[490] | 44 | |
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[1037] | 45 | |
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[300] | 46 | int size ; |
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| 47 | int myColor ; |
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| 48 | int i,c ; |
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| 49 | MPI_Comm newComm ; |
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[490] | 50 | |
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[300] | 51 | MPI_Comm_size(CXios::globalComm,&size) ; |
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| 52 | MPI_Comm_rank(CXios::globalComm,&rank); |
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| 53 | hashAll=new unsigned long[size] ; |
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[490] | 54 | |
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[300] | 55 | MPI_Allgather(&hashServer,1,MPI_LONG,hashAll,1,MPI_LONG,CXios::globalComm) ; |
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| 56 | |
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| 57 | map<unsigned long, int> colors ; |
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| 58 | map<unsigned long, int> leaders ; |
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| 59 | map<unsigned long, int>::iterator it ; |
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[490] | 60 | |
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[300] | 61 | for(i=0,c=0;i<size;i++) |
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| 62 | { |
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| 63 | if (colors.find(hashAll[i])==colors.end()) |
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| 64 | { |
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| 65 | colors[hashAll[i]]=c ; |
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| 66 | leaders[hashAll[i]]=i ; |
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| 67 | c++ ; |
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| 68 | } |
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| 69 | } |
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[490] | 70 | |
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[300] | 71 | myColor=colors[hashServer] ; |
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| 72 | |
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[1037] | 73 | |
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| 74 | MPI_Comm_split(CXios::globalComm,myColor,rank,&intraComm) ; |
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| 75 | |
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| 76 | |
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[300] | 77 | int serverLeader=leaders[hashServer] ; |
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| 78 | int clientLeader; |
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[490] | 79 | |
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[300] | 80 | serverLeader=leaders[hashServer] ; |
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| 81 | for(it=leaders.begin();it!=leaders.end();it++) |
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| 82 | { |
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| 83 | if (it->first!=hashServer) |
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| 84 | { |
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| 85 | clientLeader=it->second ; |
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[492] | 86 | int intraCommSize, intraCommRank ; |
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| 87 | MPI_Comm_size(intraComm,&intraCommSize) ; |
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| 88 | MPI_Comm_rank(intraComm,&intraCommRank) ; |
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[493] | 89 | info(50)<<"intercommCreate::server "<<rank<<" intraCommSize : "<<intraCommSize |
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| 90 | <<" intraCommRank :"<<intraCommRank<<" clientLeader "<< clientLeader<<endl ; |
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[490] | 91 | |
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[300] | 92 | MPI_Intercomm_create(intraComm,0,CXios::globalComm,clientLeader,0,&newComm) ; |
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| 93 | interComm.push_back(newComm) ; |
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[1037] | 94 | printf("after inter create, interComm.size = %lu\n", interComm.size()); |
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[300] | 95 | } |
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| 96 | } |
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| 97 | |
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| 98 | delete [] hashAll ; |
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| 99 | } |
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| 100 | // using OASIS |
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| 101 | else |
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| 102 | { |
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[490] | 103 | int size; |
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| 104 | if (!is_MPI_Initialized) oasis_init(CXios::xiosCodeId); |
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| 105 | |
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[359] | 106 | CTimer::get("XIOS").resume() ; |
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[655] | 107 | MPI_Comm localComm; |
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| 108 | oasis_get_localcomm(localComm); |
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| 109 | MPI_Comm_dup(localComm, &intraComm); |
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| 110 | |
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[300] | 111 | MPI_Comm_rank(intraComm,&rank) ; |
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| 112 | MPI_Comm_size(intraComm,&size) ; |
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| 113 | string codesId=CXios::getin<string>("oasis_codes_id") ; |
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[490] | 114 | |
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[300] | 115 | vector<string> splitted ; |
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[483] | 116 | boost::split( splitted, codesId, boost::is_any_of(","), boost::token_compress_on ) ; |
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[300] | 117 | vector<string>::iterator it ; |
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| 118 | |
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| 119 | MPI_Comm newComm ; |
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| 120 | int globalRank ; |
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| 121 | MPI_Comm_rank(CXios::globalComm,&globalRank); |
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[490] | 122 | |
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[300] | 123 | for(it=splitted.begin();it!=splitted.end();it++) |
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| 124 | { |
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| 125 | oasis_get_intercomm(newComm,*it) ; |
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| 126 | if (rank==0) MPI_Send(&globalRank,1,MPI_INT,0,0,newComm) ; |
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| 127 | MPI_Comm_remote_size(newComm,&size); |
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| 128 | interComm.push_back(newComm) ; |
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| 129 | } |
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[492] | 130 | oasis_enddef() ; |
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[300] | 131 | } |
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[490] | 132 | |
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| 133 | // int rank; |
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[300] | 134 | MPI_Comm_rank(intraComm,&rank) ; |
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| 135 | if (rank==0) isRoot=true; |
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[490] | 136 | else isRoot=false; |
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[492] | 137 | |
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| 138 | eventScheduler = new CEventScheduler(intraComm) ; |
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[300] | 139 | } |
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[490] | 140 | |
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[300] | 141 | void CServer::finalize(void) |
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| 142 | { |
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[361] | 143 | CTimer::get("XIOS").suspend() ; |
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[697] | 144 | |
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[492] | 145 | delete eventScheduler ; |
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[1037] | 146 | |
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| 147 | |
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[655] | 148 | |
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| 149 | for (std::list<MPI_Comm>::iterator it = contextInterComms.begin(); it != contextInterComms.end(); it++) |
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| 150 | MPI_Comm_free(&(*it)); |
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[1037] | 151 | |
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[655] | 152 | for (std::list<MPI_Comm>::iterator it = interComm.begin(); it != interComm.end(); it++) |
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| 153 | MPI_Comm_free(&(*it)); |
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[1037] | 154 | |
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[655] | 155 | MPI_Comm_free(&intraComm); |
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| 156 | |
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[300] | 157 | if (!is_MPI_Initialized) |
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[490] | 158 | { |
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[300] | 159 | if (CXios::usingOasis) oasis_finalize(); |
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[1037] | 160 | else {MPI_Finalize() ; printf("CServer::finalize called MPI_finalize\n");} |
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[300] | 161 | } |
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[1037] | 162 | |
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| 163 | |
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[347] | 164 | report(0)<<"Performance report : Time spent for XIOS : "<<CTimer::get("XIOS server").getCumulatedTime()<<endl ; |
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| 165 | report(0)<<"Performance report : Time spent in processing events : "<<CTimer::get("Process events").getCumulatedTime()<<endl ; |
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| 166 | report(0)<<"Performance report : Ratio : "<<CTimer::get("Process events").getCumulatedTime()/CTimer::get("XIOS server").getCumulatedTime()*100.<<"%"<<endl ; |
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[300] | 167 | } |
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[490] | 168 | |
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[300] | 169 | void CServer::eventLoop(void) |
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| 170 | { |
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| 171 | bool stop=false ; |
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[490] | 172 | |
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[347] | 173 | CTimer::get("XIOS server").resume() ; |
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[300] | 174 | while(!stop) |
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| 175 | { |
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| 176 | if (isRoot) |
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| 177 | { |
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[1037] | 178 | listenContext(); |
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| 179 | if (!finished) listenFinalize() ; |
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[300] | 180 | } |
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| 181 | else |
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| 182 | { |
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[1037] | 183 | listenRootContext(); |
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| 184 | if (!finished) |
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| 185 | { |
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| 186 | listenRootFinalize() ; |
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| 187 | } |
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[300] | 188 | } |
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[1037] | 189 | |
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[300] | 190 | contextEventLoop() ; |
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| 191 | if (finished && contextList.empty()) stop=true ; |
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[1037] | 192 | |
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[956] | 193 | eventScheduler->checkEvent() ; |
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[300] | 194 | } |
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[1037] | 195 | |
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| 196 | |
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[347] | 197 | CTimer::get("XIOS server").suspend() ; |
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[300] | 198 | } |
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[490] | 199 | |
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[300] | 200 | void CServer::listenFinalize(void) |
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| 201 | { |
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| 202 | list<MPI_Comm>::iterator it; |
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| 203 | int msg ; |
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| 204 | int flag ; |
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[1037] | 205 | |
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[490] | 206 | |
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[300] | 207 | for(it=interComm.begin();it!=interComm.end();it++) |
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| 208 | { |
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| 209 | MPI_Status status ; |
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[347] | 210 | traceOff() ; |
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[300] | 211 | MPI_Iprobe(0,0,*it,&flag,&status) ; |
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[347] | 212 | traceOn() ; |
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[300] | 213 | if (flag==true) |
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| 214 | { |
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| 215 | MPI_Recv(&msg,1,MPI_INT,0,0,*it,&status) ; |
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[1037] | 216 | printf(" CServer : Receive client finalize\n"); |
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[300] | 217 | info(20)<<" CServer : Receive client finalize"<<endl ; |
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[1037] | 218 | |
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[655] | 219 | MPI_Comm_free(&(*it)); |
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[300] | 220 | interComm.erase(it) ; |
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| 221 | break ; |
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| 222 | } |
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| 223 | } |
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[490] | 224 | |
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[300] | 225 | if (interComm.empty()) |
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| 226 | { |
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| 227 | int i,size ; |
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| 228 | MPI_Comm_size(intraComm,&size) ; |
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| 229 | MPI_Request* requests= new MPI_Request[size-1] ; |
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| 230 | MPI_Status* status= new MPI_Status[size-1] ; |
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[490] | 231 | |
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[300] | 232 | for(int i=1;i<size;i++) MPI_Isend(&msg,1,MPI_INT,i,4,intraComm,&requests[i-1]) ; |
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| 233 | MPI_Waitall(size-1,requests,status) ; |
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| 234 | |
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| 235 | finished=true ; |
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| 236 | delete [] requests ; |
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| 237 | delete [] status ; |
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| 238 | } |
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| 239 | } |
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[490] | 240 | |
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| 241 | |
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[300] | 242 | void CServer::listenRootFinalize() |
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| 243 | { |
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| 244 | int flag ; |
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| 245 | MPI_Status status ; |
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| 246 | int msg ; |
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[1037] | 247 | |
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[347] | 248 | traceOff() ; |
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[300] | 249 | MPI_Iprobe(0,4,intraComm, &flag, &status) ; |
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[347] | 250 | traceOn() ; |
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[300] | 251 | if (flag==true) |
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| 252 | { |
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| 253 | MPI_Recv(&msg,1,MPI_INT,0,4,intraComm,&status) ; |
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| 254 | finished=true ; |
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| 255 | } |
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| 256 | } |
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[490] | 257 | |
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[300] | 258 | void CServer::listenContext(void) |
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| 259 | { |
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[490] | 260 | |
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[300] | 261 | MPI_Status status ; |
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[1037] | 262 | int flag = false ; |
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| 263 | static void* buffer ; |
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[300] | 264 | static MPI_Request request ; |
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| 265 | static bool recept=false ; |
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| 266 | int rank ; |
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[1037] | 267 | int count ; |
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[490] | 268 | |
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[300] | 269 | if (recept==false) |
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[1037] | 270 | { |
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[347] | 271 | traceOff() ; |
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[300] | 272 | MPI_Iprobe(MPI_ANY_SOURCE,1,CXios::globalComm, &flag, &status) ; |
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[347] | 273 | traceOn() ; |
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[1037] | 274 | |
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[490] | 275 | if (flag==true) |
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[300] | 276 | { |
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[1037] | 277 | #ifdef _usingMPI |
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[300] | 278 | rank=status.MPI_SOURCE ; |
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[1037] | 279 | #elif _usingEP |
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| 280 | rank= status.ep_src ; |
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| 281 | #endif |
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[300] | 282 | MPI_Get_count(&status,MPI_CHAR,&count) ; |
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| 283 | buffer=new char[count] ; |
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[1037] | 284 | MPI_Irecv(buffer,count,MPI_CHAR,rank,1,CXios::globalComm,&request) ; |
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[490] | 285 | recept=true ; |
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[300] | 286 | } |
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[1037] | 287 | |
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[300] | 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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[1037] | 296 | #ifdef _usingMPI |
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[300] | 297 | rank=status.MPI_SOURCE ; |
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[1037] | 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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[1037] | 302 | recvContextMessage(buffer,count) ; |
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| 303 | printf("listerContext register context OK, interComm size = %lu\n", interComm.size()); |
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| 304 | |
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[300] | 305 | delete [] buffer ; |
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[490] | 306 | recept=false ; |
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[300] | 307 | } |
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| 308 | } |
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| 309 | } |
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[490] | 310 | |
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[300] | 311 | void CServer::recvContextMessage(void* buff,int count) |
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| 312 | { |
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| 313 | static map<string,contextMessage> recvContextId ; |
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| 314 | map<string,contextMessage>::iterator it ; |
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[490] | 315 | |
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[300] | 316 | CBufferIn buffer(buff,count) ; |
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| 317 | string id ; |
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| 318 | int clientLeader ; |
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| 319 | int nbMessage ; |
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| 320 | |
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| 321 | buffer>>id>>nbMessage>>clientLeader ; |
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[490] | 322 | |
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[300] | 323 | it=recvContextId.find(id) ; |
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| 324 | if (it==recvContextId.end()) |
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[490] | 325 | { |
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[300] | 326 | contextMessage msg={0,0} ; |
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| 327 | pair<map<string,contextMessage>::iterator,bool> ret ; |
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| 328 | ret=recvContextId.insert(pair<string,contextMessage>(id,msg)) ; |
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| 329 | it=ret.first ; |
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[490] | 330 | } |
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[300] | 331 | it->second.nbRecv+=1 ; |
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| 332 | it->second.leaderRank+=clientLeader ; |
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[490] | 333 | |
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[300] | 334 | if (it->second.nbRecv==nbMessage) |
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[490] | 335 | { |
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[300] | 336 | int size ; |
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| 337 | MPI_Comm_size(intraComm,&size) ; |
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| 338 | MPI_Request* requests= new MPI_Request[size-1] ; |
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| 339 | MPI_Status* status= new MPI_Status[size-1] ; |
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[490] | 340 | |
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[300] | 341 | for(int i=1;i<size;i++) |
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| 342 | { |
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| 343 | MPI_Isend(buff,count,MPI_CHAR,i,2,intraComm,&requests[i-1]) ; |
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| 344 | } |
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| 345 | MPI_Waitall(size-1,requests,status) ; |
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| 346 | registerContext(buff,count,it->second.leaderRank) ; |
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[1037] | 347 | printf("recvContextMessage register context OK\n"); |
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[300] | 348 | |
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| 349 | recvContextId.erase(it) ; |
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| 350 | delete [] requests ; |
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| 351 | delete [] status ; |
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| 352 | |
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| 353 | } |
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[490] | 354 | } |
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| 355 | |
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[300] | 356 | void CServer::listenRootContext(void) |
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| 357 | { |
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[490] | 358 | |
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[300] | 359 | MPI_Status status ; |
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| 360 | int flag ; |
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[1037] | 361 | static void* buffer ; |
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[300] | 362 | static MPI_Request request ; |
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| 363 | static bool recept=false ; |
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| 364 | int rank ; |
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| 365 | int count ; |
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| 366 | const int root=0 ; |
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[1037] | 367 | |
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[490] | 368 | |
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[300] | 369 | if (recept==false) |
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| 370 | { |
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[347] | 371 | traceOff() ; |
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[300] | 372 | MPI_Iprobe(root,2,intraComm, &flag, &status) ; |
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[347] | 373 | traceOn() ; |
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[490] | 374 | if (flag==true) |
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[300] | 375 | { |
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| 376 | MPI_Get_count(&status,MPI_CHAR,&count) ; |
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| 377 | buffer=new char[count] ; |
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[1037] | 378 | MPI_Irecv(buffer,count,MPI_CHAR,root,2,intraComm,&request) ; |
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[490] | 379 | recept=true ; |
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[300] | 380 | } |
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| 381 | } |
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| 382 | else |
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| 383 | { |
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| 384 | MPI_Test(&request,&flag,&status) ; |
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| 385 | if (flag==true) |
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| 386 | { |
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| 387 | MPI_Get_count(&status,MPI_CHAR,&count) ; |
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[1037] | 388 | registerContext(buffer,count) ; |
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| 389 | printf("listenRootContext register context OK, interComm size = %lu\n", interComm.size()); |
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[300] | 390 | delete [] buffer ; |
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[490] | 391 | recept=false ; |
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[300] | 392 | } |
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| 393 | } |
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[490] | 394 | } |
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| 395 | |
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[655] | 396 | void CServer::registerContext(void* buff, int count, int leaderRank) |
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[300] | 397 | { |
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| 398 | string contextId; |
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[655] | 399 | CBufferIn buffer(buff, count); |
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| 400 | buffer >> contextId; |
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[300] | 401 | |
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[680] | 402 | info(20) << "CServer : Register new Context : " << contextId << endl; |
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[490] | 403 | |
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[680] | 404 | if (contextList.find(contextId) != contextList.end()) |
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| 405 | ERROR("void CServer::registerContext(void* buff, int count, int leaderRank)", |
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| 406 | << "Context '" << contextId << "' has already been registred"); |
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[490] | 407 | |
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[655] | 408 | MPI_Comm contextIntercomm; |
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[1037] | 409 | |
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[655] | 410 | MPI_Intercomm_create(intraComm,0,CXios::globalComm,leaderRank,10+leaderRank,&contextIntercomm); |
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[490] | 411 | |
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[655] | 412 | MPI_Comm inter; |
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| 413 | MPI_Intercomm_merge(contextIntercomm,1,&inter); |
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| 414 | MPI_Barrier(inter); |
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[1037] | 415 | |
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[655] | 416 | |
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| 417 | CContext* context=CContext::create(contextId); |
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| 418 | contextList[contextId]=context; |
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| 419 | context->initServer(intraComm,contextIntercomm); |
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[1037] | 420 | |
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| 421 | |
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[655] | 422 | |
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| 423 | contextInterComms.push_back(contextIntercomm); |
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[1037] | 424 | |
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| 425 | |
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[655] | 426 | MPI_Comm_free(&inter); |
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[1037] | 427 | |
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| 428 | printf(" **** server: register context OK\n"); |
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[490] | 429 | } |
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| 430 | |
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[300] | 431 | void CServer::contextEventLoop(void) |
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| 432 | { |
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| 433 | bool finished ; |
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| 434 | map<string,CContext*>::iterator it ; |
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[490] | 435 | for(it=contextList.begin();it!=contextList.end();it++) |
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[300] | 436 | { |
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[597] | 437 | finished=it->second->checkBuffersAndListen(); |
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[300] | 438 | if (finished) |
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| 439 | { |
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| 440 | contextList.erase(it) ; |
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| 441 | break ; |
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| 442 | } |
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| 443 | } |
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[490] | 444 | |
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[300] | 445 | } |
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[490] | 446 | |
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| 447 | //! Get rank of the current process |
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| 448 | int CServer::getRank() |
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| 449 | { |
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| 450 | return rank; |
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| 451 | } |
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| 452 | |
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[523] | 453 | /*! |
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| 454 | * Open a file specified by a suffix and an extension and use it for the given file buffer. |
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| 455 | * The file name will be suffix+rank+extension. |
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| 456 | * |
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| 457 | * \param fileName[in] protype file name |
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| 458 | * \param ext [in] extension of the file |
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| 459 | * \param fb [in/out] the file buffer |
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| 460 | */ |
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| 461 | void CServer::openStream(const StdString& fileName, const StdString& ext, std::filebuf* fb) |
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| 462 | { |
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| 463 | StdStringStream fileNameClient; |
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| 464 | int numDigit = 0; |
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| 465 | int size = 0; |
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| 466 | MPI_Comm_size(CXios::globalComm, &size); |
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| 467 | while (size) |
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| 468 | { |
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| 469 | size /= 10; |
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| 470 | ++numDigit; |
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| 471 | } |
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[497] | 472 | |
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[523] | 473 | fileNameClient << fileName << "_" << std::setfill('0') << std::setw(numDigit) << getRank() << ext; |
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| 474 | fb->open(fileNameClient.str().c_str(), std::ios::out); |
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| 475 | if (!fb->is_open()) |
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| 476 | ERROR("void CServer::openStream(const StdString& fileName, const StdString& ext, std::filebuf* fb)", |
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| 477 | << std::endl << "Can not open <" << fileNameClient << "> file to write the server log(s)."); |
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| 478 | } |
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[490] | 479 | |
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[523] | 480 | /*! |
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| 481 | * \brief Open a file stream to write the info logs |
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| 482 | * Open a file stream with a specific file name suffix+rank |
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| 483 | * to write the info logs. |
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| 484 | * \param fileName [in] protype file name |
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| 485 | */ |
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| 486 | void CServer::openInfoStream(const StdString& fileName) |
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| 487 | { |
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| 488 | std::filebuf* fb = m_infoStream.rdbuf(); |
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| 489 | openStream(fileName, ".out", fb); |
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[490] | 490 | |
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[523] | 491 | info.write2File(fb); |
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| 492 | report.write2File(fb); |
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| 493 | } |
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[490] | 494 | |
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[523] | 495 | //! Write the info logs to standard output |
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| 496 | void CServer::openInfoStream() |
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| 497 | { |
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| 498 | info.write2StdOut(); |
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| 499 | report.write2StdOut(); |
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| 500 | } |
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[490] | 501 | |
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[523] | 502 | //! Close the info logs file if it opens |
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| 503 | void CServer::closeInfoStream() |
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| 504 | { |
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| 505 | if (m_infoStream.is_open()) m_infoStream.close(); |
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| 506 | } |
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| 507 | |
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| 508 | /*! |
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| 509 | * \brief Open a file stream to write the error log |
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| 510 | * Open a file stream with a specific file name suffix+rank |
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| 511 | * to write the error log. |
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| 512 | * \param fileName [in] protype file name |
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| 513 | */ |
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| 514 | void CServer::openErrorStream(const StdString& fileName) |
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| 515 | { |
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| 516 | std::filebuf* fb = m_errorStream.rdbuf(); |
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| 517 | openStream(fileName, ".err", fb); |
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| 518 | |
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| 519 | error.write2File(fb); |
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| 520 | } |
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| 521 | |
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| 522 | //! Write the error log to standard error output |
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| 523 | void CServer::openErrorStream() |
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| 524 | { |
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| 525 | error.write2StdErr(); |
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| 526 | } |
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| 527 | |
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| 528 | //! Close the error log file if it opens |
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| 529 | void CServer::closeErrorStream() |
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| 530 | { |
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| 531 | if (m_errorStream.is_open()) m_errorStream.close(); |
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| 532 | } |
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[300] | 533 | } |
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