[591] | 1 | #ifndef __XIOS_CContext__ |
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| 2 | #define __XIOS_CContext__ |
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[219] | 3 | |
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[591] | 4 | /// XIOS headers /// |
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| 5 | #include "xios_spl.hpp" |
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[352] | 6 | //#include "node_type.hpp" |
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[549] | 7 | #include "calendar_wrapper.hpp" |
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[219] | 8 | |
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| 9 | #include "declare_group.hpp" |
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[300] | 10 | #include "data_output.hpp" |
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[639] | 11 | #include "garbage_collector.hpp" |
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[697] | 12 | #include "registry.hpp" |
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[382] | 13 | #include "mpi.hpp" |
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[1761] | 14 | #include "services_manager.hpp" |
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| 15 | #include "server_context.hpp" |
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[2022] | 16 | #include "event_scheduler.hpp" |
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[300] | 17 | |
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[219] | 18 | |
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[2022] | 19 | namespace xios |
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| 20 | { |
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[549] | 21 | class CContextClient; |
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| 22 | class CContextServer; |
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[509] | 23 | |
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| 24 | |
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[219] | 25 | /// ////////////////////// Déclarations ////////////////////// /// |
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| 26 | class CContextGroup; |
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| 27 | class CContextAttributes; |
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| 28 | class CContext; |
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[352] | 29 | class CFile; |
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[1784] | 30 | class CCouplerIn ; |
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| 31 | class CCouplerOut ; |
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[219] | 32 | ///-------------------------------------------------------------- |
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| 33 | |
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| 34 | // Declare/Define CFileAttribute |
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| 35 | BEGIN_DECLARE_ATTRIBUTE_MAP(CContext) |
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| 36 | # include "context_attribute.conf" |
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| 37 | END_DECLARE_ATTRIBUTE_MAP(CContext) |
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| 38 | |
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| 39 | ///-------------------------------------------------------------- |
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[509] | 40 | /*! |
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| 41 | \class CContext |
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| 42 | This class corresponds to the concrete presentation of context in xml file and in play an essential role in XIOS |
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| 43 | Each object of this class contains all root definition of elements: files, fiels, domains, axis, etc, ... from which |
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| 44 | we can have access to each element. |
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| 45 | In fact, every thing must a be inside a particuliar context. After the xml file (iodef.xml) is parsed, |
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| 46 | object of the class is created and its contains all information of other elements in the xml file. |
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| 47 | */ |
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[219] | 48 | class CContext |
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| 49 | : public CObjectTemplate<CContext> |
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| 50 | , public CContextAttributes |
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| 51 | { |
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[300] | 52 | public : |
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| 53 | enum EEventId |
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| 54 | { |
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[2326] | 55 | EVENT_ID_COLLECTIVE=100, |
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[300] | 56 | EVENT_ID_CLOSE_DEFINITION,EVENT_ID_UPDATE_CALENDAR, |
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[2405] | 57 | EVENT_ID_CONTEXT_FINALIZE, |
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[1764] | 58 | EVENT_ID_CONTEXT_FINALIZE_CLIENT, |
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[1875] | 59 | EVENT_ID_COUPLER_IN_READY, |
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| 60 | EVENT_ID_COUPLER_IN_CLOSE_DEFINITION, |
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| 61 | EVENT_ID_COUPLER_IN_CONTEXT_FINALIZED, |
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[2326] | 62 | EVENT_ID_NO_COLLECTIVE=1000, |
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[549] | 63 | }; |
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[509] | 64 | |
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[219] | 65 | /// typedef /// |
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| 66 | typedef CObjectTemplate<CContext> SuperClass; |
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| 67 | typedef CContextAttributes SuperClassAttribute; |
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| 68 | |
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| 69 | public : |
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| 70 | |
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| 71 | typedef CContextAttributes RelAttributes; |
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| 72 | typedef CContext RelGroup; |
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| 73 | |
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| 74 | //--------------------------------------------------------- |
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| 75 | |
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| 76 | public : |
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| 77 | |
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| 78 | /// Constructeurs /// |
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| 79 | CContext(void); |
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| 80 | explicit CContext(const StdString & id); |
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| 81 | CContext(const CContext & context); // Not implemented yet. |
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| 82 | CContext(const CContext * const context); // Not implemented yet. |
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| 83 | |
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| 84 | /// Destructeur /// |
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| 85 | virtual ~CContext(void); |
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| 86 | |
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[2274] | 87 | static void releaseStaticAllocation(void) ; |
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| 88 | |
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[219] | 89 | //--------------------------------------------------------- |
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| 90 | |
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| 91 | public : |
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[509] | 92 | |
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[219] | 93 | /// Mutateurs /// |
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[1542] | 94 | void setCalendar(std::shared_ptr<CCalendar> newCalendar); |
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[509] | 95 | |
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[219] | 96 | /// Accesseurs /// |
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[1542] | 97 | std::shared_ptr<CCalendar> getCalendar(void) const; |
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[219] | 98 | |
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| 99 | public : |
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[509] | 100 | // Initialize server or client |
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[1761] | 101 | void init(CServerContext* parentServerContext, MPI_Comm intraComm, int serviceType); |
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| 102 | void initClient(MPI_Comm intraComm, int serviceType); |
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| 103 | |
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| 104 | void initServer(MPI_Comm intraComm, int serviceType ); |
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[2458] | 105 | |
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[549] | 106 | bool isInitialized(void); |
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[219] | 107 | |
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[1622] | 108 | StdString dumpClassAttributes(void); |
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| 109 | |
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[509] | 110 | // Put sever or client into loop state |
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[1761] | 111 | bool eventLoop(bool enableEventsProcessing=true); |
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[2123] | 112 | bool scheduledEventLoop(bool enableEventsProcessing=true) ; |
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[1764] | 113 | void globalEventLoop(void); |
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[597] | 114 | |
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[509] | 115 | // Finalize a context |
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[549] | 116 | void finalize(void); |
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[1764] | 117 | |
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[1071] | 118 | bool isFinalized(void); |
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[1130] | 119 | void closeDefinition(void); |
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| 120 | |
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[1869] | 121 | // to be removed |
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| 122 | std::vector<CField*> findAllEnabledFieldsInFiles(const std::vector<CFile*>& activeFiles); |
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[509] | 123 | // Some functions to process context |
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[1869] | 124 | std::vector<CField*> findAllEnabledFieldsInFileOut(const std::vector<CFile*>& activeFiles); |
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| 125 | std::vector<CField*> findAllEnabledFieldsInFileIn(const std::vector<CFile*>& activeFiles); |
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| 126 | std::vector<CField*> findAllEnabledFieldsCouplerOut(const std::vector<CCouplerOut*>& activeCouplerOut); |
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| 127 | std::vector<CField*> findAllEnabledFieldsCouplerIn(const std::vector<CCouplerIn*>& activeCouplerIn); |
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[1232] | 128 | // void findAllEnabledFields(void); |
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| 129 | // void findAllEnabledFieldsInReadModeFiles(void); |
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[775] | 130 | void readAttributesOfEnabledFieldsInReadModeFiles(); |
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[549] | 131 | void solveAllInheritance(bool apply=true); |
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[300] | 132 | void findEnabledFiles(void); |
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[1784] | 133 | void findEnabledCouplerIn(void); |
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| 134 | void findEnabledCouplerOut(void); |
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| 135 | void createCouplerInterCommunicator(void) ; |
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[1232] | 136 | void findEnabledWriteModeFiles(void); |
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[598] | 137 | void findEnabledReadModeFiles(void); |
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[549] | 138 | void closeAllFile(void); |
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| 139 | void updateCalendar(int step); |
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[1232] | 140 | void createFileHeader(void); |
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| 141 | void initReadFiles(void); |
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[1973] | 142 | void prepareTimeseries(void); |
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[598] | 143 | void startPrefetchingOfEnabledReadModeFiles(); |
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[1318] | 144 | void doPostTimestepOperationsForEnabledReadModeFiles(); |
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[593] | 145 | void findFieldsWithReadAccess(void); |
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[1875] | 146 | void triggerLateFields(void) ; |
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[2002] | 147 | |
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[1330] | 148 | std::map<int, StdSize> getAttributesBufferSize(std::map<int, StdSize>& maxEventSize, CContextClient* contextClient, bool bufferForWriting = false); |
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| 149 | std::map<int, StdSize> getDataBufferSize(std::map<int, StdSize>& maxEventSize, CContextClient* contextClient, bool bufferForWriting = false); |
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[509] | 150 | |
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[1212] | 151 | // Distribute files (in write mode) among secondary-server pools according to the estimated data flux |
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[2458] | 152 | void distributeFiles(const vector<CFile*>& files) ; |
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| 153 | void distributeFilesOnSameService(const vector<CFile*>& files, const string& poolId, const string& serviceId) ; |
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| 154 | void distributeFileOverOne(const vector<CFile*>& files, const string& poolId, const string& serviceId) ; //!< Distribute files over one single server (no distribution) |
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| 155 | void distributeFileOverBandwith(const std::vector<CFile*>& files, const string& poolId, const string& serviceId) ; //!< Distribute files overs servers to balance the I/O bandwith |
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| 156 | void distributeFileOverMemoryBandwith(const std::vector<CFile*>& files, const string& poolId, const string& serviceId) ; //!< Distribute files overs servers to minimize the memory consumption |
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[1349] | 157 | |
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[2406] | 158 | public: |
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[509] | 159 | // Send context close definition |
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[1875] | 160 | void sendCloseDefinition(CContextClient* client) ; |
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| 161 | private: |
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| 162 | set<CContextClient*> sendCloseDefinition_done_ ; |
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| 163 | public: |
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[509] | 164 | // There are something to send on closing context defintion |
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[549] | 165 | void sendUpdateCalendar(int step); |
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[1232] | 166 | void sendEnabledFiles(const std::vector<CFile*>& activeFiles); |
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| 167 | void sendEnabledFieldsInFiles(const std::vector<CFile*>& activeFiles); |
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| 168 | void sendRefDomainsAxisScalars(const std::vector<CFile*>& activeFiles); |
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[983] | 169 | //!< after be gathered to the root process of the context, merged registry is sent to the root process of the servers |
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[1764] | 170 | void sendFinalizeClient(CContextClient* contextClient, const string& contextClientId); |
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[1870] | 171 | |
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| 172 | public: |
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| 173 | void sendContextToFileServer(CContextClient* client) ; |
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| 174 | private: |
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| 175 | std::set<CContextClient*> sendToFileServer_done_ ; |
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| 176 | |
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| 177 | public: |
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[1761] | 178 | std::string getContextId() {return contextId_;} |
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[511] | 179 | |
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[509] | 180 | // Client side: Receive and process messages |
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[549] | 181 | static void recvUpdateCalendar(CEventServer& event); |
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| 182 | void recvUpdateCalendar(CBufferIn& buffer); |
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| 183 | static void recvCloseDefinition(CEventServer& event); |
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[509] | 184 | static void recvSolveInheritanceContext(CEventServer& event); |
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| 185 | void recvSolveInheritanceContext(CBufferIn& buffer); |
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[1764] | 186 | static void recvFinalizeClient(CEventServer& event) ; |
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| 187 | void recvFinalizeClient(CBufferIn& buffer); |
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[1875] | 188 | |
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| 189 | public: |
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| 190 | void sendCouplerInReady(CContextClient* client); |
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| 191 | private: |
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| 192 | set<CContextClient*> sendCouplerInReady_done_; |
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| 193 | public: |
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| 194 | static void recvCouplerInReady(CEventServer& event) ; |
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| 195 | void recvCouplerInReady(CBufferIn& buffer) ; //!< coupler is ready to receive grid definition. |
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| 196 | set<CContextClient*> couplerInReady_; |
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| 197 | bool isCouplerInReady(CContextClient* client) { return couplerInReady_.count(client)!=0 ;} |
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[1054] | 198 | |
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[1875] | 199 | public: |
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| 200 | void sendCouplerInCloseDefinition(CContextClient* client) ; |
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| 201 | set<CContextClient*> sendCouplerInCloseDefinition_done_; |
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| 202 | static void recvCouplerInCloseDefinition(CEventServer& event) ; |
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| 203 | void recvCouplerInCloseDefinition(CBufferIn& buffer) ; //!< coupler has finished it defintion, data can be sent |
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| 204 | set<CContextClient*> couplerInCloseDefinition_ ; |
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| 205 | bool isCouplerInCloseDefinition(CContextClient* client) { return couplerInCloseDefinition_.count(client)!=0 ;} |
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| 206 | |
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| 207 | public: |
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| 208 | void sendCouplerInContextFinalized(CContextClient* client) ; |
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| 209 | set<CContextClient*> sendCouplerInContextFinalized_done_; |
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| 210 | static void recvCouplerInContextFinalized(CEventServer& event) ; |
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| 211 | void recvCouplerInContextFinalized(CBufferIn& buffer) ; //!< coupler has finished it defintion, data can be sent |
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| 212 | set<CContextClient*> couplerInContextFinalized_ ; |
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| 213 | bool isCouplerInContextFinalized(CContextClient* client) { return couplerInContextFinalized_.count(client)!=0 ;} |
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| 214 | |
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| 215 | public: |
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| 216 | void freeComms(void); //!< Free internally allcoated communicators |
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| 217 | |
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[509] | 218 | // dispatch event |
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[549] | 219 | static bool dispatchEvent(CEventServer& event); |
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[509] | 220 | |
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| 221 | public: |
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| 222 | // Get current context |
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| 223 | static CContext* getCurrent(void); |
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| 224 | |
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| 225 | // Get context root |
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| 226 | static CContextGroup* getRoot(void); |
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[2274] | 227 | |
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[509] | 228 | // Set current context |
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| 229 | static void setCurrent(const string& id); |
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| 230 | |
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| 231 | // Create new context |
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| 232 | static CContext* create(const string& id = ""); |
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| 233 | |
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| 234 | /// Accesseurs statiques /// |
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| 235 | static StdString GetName(void); |
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| 236 | static StdString GetDefName(void); |
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| 237 | static ENodeType GetType(void); |
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| 238 | |
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| 239 | static CContextGroup* GetContextGroup(void); |
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| 240 | |
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| 241 | // Some functions to visualize structure of current context |
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| 242 | static void ShowTree(StdOStream & out = std::clog); |
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| 243 | static void CleanTree(void); |
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[2265] | 244 | static void removeContext(const std::string& contextId); |
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| 245 | static void removeAllContexts(void) ; |
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[1761] | 246 | int getServiceType(void) {return serviceType_;} |
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[509] | 247 | |
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[219] | 248 | public : |
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[509] | 249 | // Parse xml node and write all info into context |
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[219] | 250 | virtual void parse(xml::CXMLNode & node); |
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| 251 | |
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[509] | 252 | // Visualize a context |
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[219] | 253 | virtual StdString toString(void) const; |
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[509] | 254 | |
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| 255 | |
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| 256 | // Solve all inheritance relation in current context |
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| 257 | virtual void solveDescInheritance(bool apply, const CAttributeMap * const parent = 0); |
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| 258 | |
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| 259 | // Verify if all root definition in a context have children |
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| 260 | virtual bool hasChild(void) const; |
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| 261 | |
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[1761] | 262 | bool isProcessingEvent(void) {return isProcessingEvent_;} |
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| 263 | bool setProcessingEvent(void) {isProcessingEvent_=true ;} |
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| 264 | bool unsetProcessingEvent(void) {isProcessingEvent_=false ;} |
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[2458] | 265 | |
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[1784] | 266 | void addCouplingChanel(const std::string& contextId, bool out) ; |
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| 267 | |
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[300] | 268 | public : |
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[509] | 269 | // Calendar of context |
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[1542] | 270 | std::shared_ptr<CCalendar> calendar; |
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[509] | 271 | |
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[598] | 272 | // List of all enabled files (files on which fields are written or read) |
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[347] | 273 | std::vector<CFile*> enabledFiles; |
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[598] | 274 | // List of all enabled files in read mode (files on which fields are read) |
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| 275 | std::vector<CFile*> enabledReadModeFiles; |
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[1208] | 276 | // List of all enabled files in write mode |
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| 277 | std::vector<CFile*> enabledWriteModeFiles; |
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[509] | 278 | |
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[1784] | 279 | std::vector<CCouplerIn*> enabledCouplerIn; |
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| 280 | std::vector<CCouplerOut*> enabledCouplerOut; |
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| 281 | |
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| 282 | |
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[740] | 283 | // List of all enabled fields whose instant data is accessible from the public API |
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| 284 | // but which are not part of a file |
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[1869] | 285 | std::vector<CField*> fieldsWithReadAccess_; |
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[1875] | 286 | std::vector<CField*> couplerInFields_; |
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| 287 | std::vector<CField*> fileInFields_; |
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[593] | 288 | |
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[1875] | 289 | |
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[509] | 290 | // Context root |
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[1542] | 291 | static std::shared_ptr<CContextGroup> root; |
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[219] | 292 | |
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[509] | 293 | // Determine context on client or not |
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[549] | 294 | bool hasClient; |
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[300] | 295 | |
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[509] | 296 | // Determine context on server or not |
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[549] | 297 | bool hasServer; |
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[2482] | 298 | public: |
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| 299 | void registerFileToWrite(CFile* file) { filesToWrite_.insert(file); } // Add a file that need to be write for example to create headers |
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| 300 | private: |
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| 301 | std::set<CFile*> filesToWrite_ ; |
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[509] | 302 | |
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[1875] | 303 | private: |
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[2482] | 304 | CContextClient* onlineContextClient_=nullptr ; |
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| 305 | |
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[2458] | 306 | std::string defaultPoolWriterId_ ; |
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| 307 | std::string defaultPoolReaderId_ ; |
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| 308 | std::string defaultPoolGathererId_ ; |
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| 309 | std::string defaultWriterId_ ; |
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| 310 | std::string defaultReaderId_ ; |
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| 311 | std::string defaultGathererId_ ; |
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| 312 | bool defaultUsingServer2_ ; |
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| 313 | void setDefaultServices(void) ; |
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[2405] | 314 | |
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[2458] | 315 | |
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| 316 | std::map<std::pair<string,string>,std::vector<pair<CContextClient*,CContextServer*>>> serversMap_ ; |
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| 317 | |
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[2406] | 318 | std::vector<CContextClient*> writerClientOut_ ; |
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| 319 | std::vector<CContextServer*> writerServerOut_ ; |
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| 320 | std::vector<CContextClient*> writerClientIn_ ; |
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| 321 | std::vector<CContextServer*> writerServerIn_ ; |
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| 322 | |
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| 323 | std::vector<CContextClient*> readerClientOut_ ; |
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| 324 | std::vector<CContextServer*> readerServerOut_ ; |
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| 325 | std::vector<CContextClient*> readerClientIn_ ; |
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| 326 | std::vector<CContextServer*> readerServerIn_ ; |
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| 327 | |
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| 328 | |
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[2405] | 329 | std::map<std::string, CContextClient*> clients_ ; |
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| 330 | std::map<std::string, CContextClient*> servers_ ; |
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[2407] | 331 | std::map<CContextClient*, std::string> clientsId_ ; |
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| 332 | std::map<CContextServer*, std::string> serversId_ ; |
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[2405] | 333 | |
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[2407] | 334 | // list of slave servers (IO server or others) |
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| 335 | std::vector<CContextClient*> slaveServers_ ; |
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| 336 | |
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| 337 | // the map containing context client associated to it string id for coupling out ; |
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| 338 | std::map<std::string, CContextClient*> couplerOutClient_ ; |
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| 339 | // the map containing context server associated to it string id for coupling out ; |
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| 340 | std::map<std::string, CContextServer*> couplerOutServer_ ; |
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| 341 | // the map containing context client associated to it string id for coupling in ; |
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| 342 | std::map<std::string, CContextClient*> couplerInClient_ ; |
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| 343 | // the map containing context server associated to it string id for coupling in ; |
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| 344 | std::map<std::string, CContextServer*> couplerInServer_ ; |
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[1875] | 345 | public: |
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[2458] | 346 | void createClientInterComm(MPI_Comm interCommClient, MPI_Comm interCommServer) ; |
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| 347 | void createServerInterComm(void) ; // obsolete |
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| 348 | void createServerInterComm_old(void) ; |
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| 349 | void createServerInterComm(const string& poolId, const string& serverId, vector<pair<string, pair<CContextClient*,CContextServer*>>>& clientServers ) ; |
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| 350 | void getServerInterComm(const string& poolId, const string& serviceId, vector<pair<CContextClient*,CContextServer*>>& clientServers) ; |
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| 351 | vector<CContextClient*> getContextClient(const string& poolId, const string& serviceId) ; |
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[1875] | 352 | CContextClient* getCouplerInClient(const string& contextId) { return couplerInClient_[contextId] ;} |
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| 353 | CContextServer* getCouplerInServer(const string& contextId) { return couplerInServer_[contextId] ;} |
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| 354 | CContextClient* getCouplerOutClient(const string& contextId) { return couplerOutClient_[contextId] ;} |
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| 355 | CContextServer* getCouplerOutServer(const string& contextId) { return couplerOutServer_[contextId] ;} |
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[2458] | 356 | |
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| 357 | public: // must be privatize using accessors |
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| 358 | |
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| 359 | CRegistry* registryIn=nullptr ; //!< input registry which is read from file |
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| 360 | CRegistry* registryOut=nullptr ; //!< output registry which will be written into file at the finalize |
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[1071] | 361 | |
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[775] | 362 | |
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[1761] | 363 | MPI_Comm intraComm_ ; //! context intra communicator |
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[1784] | 364 | int intraCommRank_ ; //! context intra communicator rank |
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| 365 | int intraCommSize_ ; //! context intra communicator size |
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[2458] | 366 | public: |
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| 367 | MPI_Comm getIntraComm(void) {return intraComm_ ;} |
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| 368 | int getIntraCommRank(void) {return intraCommRank_;} |
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| 369 | int getIntraCommSize(void) {return intraCommSize_;} |
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[509] | 370 | private: |
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[2404] | 371 | shared_ptr<CEventScheduler> eventScheduler_ ; //! The local event scheduler for context |
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[2022] | 372 | size_t hashId_ ; //! the local hashId for scheduler |
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| 373 | size_t timeLine_=0 ; |
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| 374 | void initEventScheduler(void) ; |
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| 375 | |
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[509] | 376 | bool isPostProcessed; |
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[1025] | 377 | bool allProcessed; |
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[1139] | 378 | bool finalized; |
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[1764] | 379 | int countChildContextFinalized_; //!< Counter of child contexts (for now it is the number of secondary server pools) |
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[639] | 380 | CGarbageCollector garbageCollector; |
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[1639] | 381 | std::list<MPI_Comm> comms; //!< Communicators allocated internally |
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[509] | 382 | |
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[1761] | 383 | int serviceType_; //!< service associated to the context |
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| 384 | string contextId_ ; //!< context client id for the servers. For clients this is same as getId() |
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| 385 | bool isProcessingEvent_ ; |
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[2130] | 386 | private: |
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[1761] | 387 | CServerContext* parentServerContext_ ; |
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[2130] | 388 | public: |
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| 389 | CServerContext* getParentServerContext(void) { return parentServerContext_; } |
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| 390 | private: |
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| 391 | bool lockedContext_=false; |
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| 392 | public: |
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| 393 | void lockContext(void) {lockedContext_=true; } |
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[2204] | 394 | void unlockContext(void) {lockedContext_=false; } |
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[2130] | 395 | bool isLockedContext(void) { return lockedContext_;} |
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[509] | 396 | public: // Some function maybe removed in the near future |
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| 397 | // virtual void toBinary (StdOStream & os) const; |
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| 398 | // virtual void fromBinary(StdIStream & is); |
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[219] | 399 | }; // class CContext |
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| 400 | |
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| 401 | ///-------------------------------------------------------------- |
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| 402 | |
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| 403 | // Declare/Define CContextGroup and CContextDefinition |
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| 404 | DECLARE_GROUP(CContext); |
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| 405 | |
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| 406 | ///-------------------------------------------------------------- |
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| 407 | |
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[335] | 408 | } // namespace xios |
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[219] | 409 | |
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[591] | 410 | #endif // __XIOS_CContext__ |
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