1 | #include "context_server.hpp" |
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2 | #include "buffer_in.hpp" |
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3 | #include "type.hpp" |
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4 | #include "context.hpp" |
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5 | #include "object_template.hpp" |
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6 | #include "group_template.hpp" |
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7 | #include "attribute_template.hpp" |
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8 | #include "domain.hpp" |
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9 | #include "field.hpp" |
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10 | #include "file.hpp" |
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11 | #include "grid.hpp" |
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12 | #include "mpi.hpp" |
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13 | #include "tracer.hpp" |
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14 | #include "timer.hpp" |
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15 | #include "cxios.hpp" |
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16 | #include "event_scheduler.hpp" |
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17 | #include "server.hpp" |
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18 | #include "servers_ressource.hpp" |
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19 | #include "pool_ressource.hpp" |
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20 | #include "services.hpp" |
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21 | #include "contexts_manager.hpp" |
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22 | #include "timeline_events.hpp" |
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23 | #include "one_sided_context_server.hpp" |
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24 | #include "legacy_context_server.hpp" |
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25 | |
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26 | |
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27 | |
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28 | #include <boost/functional/hash.hpp> |
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29 | #include <random> |
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30 | #include <chrono> |
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31 | |
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32 | |
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33 | namespace xios |
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34 | { |
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35 | using namespace std ; |
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36 | |
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37 | CContextServer::CContextServer(CContext* parent,MPI_Comm intraComm_,MPI_Comm interComm_) |
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38 | : associatedClient_(nullptr) |
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39 | { |
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40 | context=parent; |
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41 | intraComm=intraComm_; |
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42 | MPI_Comm_size(intraComm,&intraCommSize); |
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43 | MPI_Comm_rank(intraComm,&intraCommRank); |
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44 | |
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45 | interComm=interComm_; |
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46 | int flag; |
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47 | MPI_Comm_test_inter(interComm,&flag); |
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48 | |
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49 | if (flag) attachedMode=false ; |
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50 | else attachedMode=true ; |
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51 | |
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52 | if (flag) MPI_Comm_remote_size(interComm,&clientSize_); |
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53 | else MPI_Comm_size(interComm,&clientSize_); |
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54 | |
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55 | SRegisterContextInfo contextInfo ; |
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56 | CXios::getContextsManager()->getContextInfo(context->getId(), contextInfo, intraComm) ; |
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57 | eventScheduler_=CXios::getPoolRessource()->getService(contextInfo.serviceId,contextInfo.partitionId)->getEventScheduler() ; |
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58 | |
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59 | // generate unique hash for server |
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60 | auto time=chrono::system_clock::now().time_since_epoch().count() ; |
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61 | std::default_random_engine rd(time); // not reproducible from a run to another |
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62 | std::uniform_int_distribution<size_t> dist; |
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63 | hashId=dist(rd) ; |
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64 | MPI_Bcast(&hashId,1,MPI_SIZE_T,0,intraComm) ; // Bcast to all server of the context |
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65 | |
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66 | } |
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67 | |
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68 | template<> |
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69 | CContextServer* CContextServer::getNew<CContextServer::generic>(CContext* parent,MPI_Comm intraComm,MPI_Comm interComm) |
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70 | { |
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71 | string defaultProtocol = CXios::getin<string>("transport_protocol", "default") ; |
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72 | if (defaultProtocol=="one_sided") return new COneSidedContextServer(parent, intraComm, interComm) ; |
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73 | else if (defaultProtocol=="legacy") return new CLegacyContextServer(parent, intraComm, interComm) ; |
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74 | else if (defaultProtocol=="default") return new CLegacyContextServer(parent, intraComm, interComm) ; |
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75 | else ERROR("CContextServer* CContextServer::getNew<CContextServer::generic>(CContext* parent,MPI_Comm intraComm,MPI_Comm interComm)", |
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76 | <<"Protocol name <"<<defaultProtocol<<"> is undefined, must be <default>, <one_sided> or <legacy>" ) ; |
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77 | } |
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78 | |
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79 | template<> |
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80 | CContextServer* CContextServer::getNew<CContextServer::oneSided>(CContext* parent,MPI_Comm intraComm,MPI_Comm interComm) |
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81 | { |
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82 | return new COneSidedContextServer(parent, intraComm, interComm) ; |
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83 | } |
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84 | |
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85 | template<> |
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86 | CContextServer* CContextServer::getNew<CContextServer::legacy>(CContext* parent,MPI_Comm intraComm,MPI_Comm interComm) |
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87 | { |
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88 | return new COneSidedContextServer(parent, intraComm, interComm) ; |
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89 | } |
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90 | |
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91 | //! Attached mode is used ? |
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92 | //! \return true if attached mode is used, false otherwise |
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93 | bool CContextServer::isAttachedModeEnabled() const |
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94 | { |
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95 | return attachedMode ; |
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96 | } |
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97 | |
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98 | } |
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