| 1 | #ifndef __CONTEXT_CLIENT_HPP__ |
|---|
| 2 | #define __CONTEXT_CLIENT_HPP__ |
|---|
| 3 | |
|---|
| 4 | #include "xios_spl.hpp" |
|---|
| 5 | #include "buffer_out.hpp" |
|---|
| 6 | #include "buffer_in.hpp" |
|---|
| 7 | #include "buffer_client.hpp" |
|---|
| 8 | #include "event_client.hpp" |
|---|
| 9 | #include "event_server.hpp" |
|---|
| 10 | #include "mpi.hpp" |
|---|
| 11 | #include "registry.hpp" |
|---|
| 12 | |
|---|
| 13 | namespace xios |
|---|
| 14 | { |
|---|
| 15 | class CContext; |
|---|
| 16 | class CContextServer ; |
|---|
| 17 | /*! |
|---|
| 18 | \class CContextClient |
|---|
| 19 | A context can be both on client and on server side. In order to differenciate the role of |
|---|
| 20 | context on each side, e.x client sending events, server receiving and processing events, there is a need of |
|---|
| 21 | concrete "context" classes for both sides. |
|---|
| 22 | CContextClient processes and sends events from client to server where CContextServer receives these events |
|---|
| 23 | and processes them. |
|---|
| 24 | */ |
|---|
| 25 | class COneSidedContextClient ; |
|---|
| 26 | |
|---|
| 27 | class CContextClient |
|---|
| 28 | { |
|---|
| 29 | public: |
|---|
| 30 | enum ETransport { generic, legacy, oneSided, p2p, online} ; |
|---|
| 31 | |
|---|
| 32 | template<ETransport transport=generic> |
|---|
| 33 | static CContextClient* getNew(CContext* parent, MPI_Comm intraComm, MPI_Comm interComm, CContext* parentServer = 0) ; |
|---|
| 34 | |
|---|
| 35 | // Contructor |
|---|
| 36 | CContextClient(CContext* parent, MPI_Comm intraComm, MPI_Comm interComm, CContext* parentServer = 0); |
|---|
| 37 | virtual ~CContextClient() {} |
|---|
| 38 | |
|---|
| 39 | bool isServerLeader(void) const; |
|---|
| 40 | bool isServerNotLeader(void) const; |
|---|
| 41 | const std::list<int>& getRanksServerLeader(void) const; |
|---|
| 42 | const std::list<int>& getRanksServerNotLeader(void) const; |
|---|
| 43 | static void computeLeader(int clientRank, int clientSize, int serverSize, |
|---|
| 44 | std::list<int>& rankRecvLeader, |
|---|
| 45 | std::list<int>& rankRecvNotLeader); |
|---|
| 46 | int getRemoteSize(void) {return serverSize;} |
|---|
| 47 | int getServerSize(void) {return serverSize;} |
|---|
| 48 | MPI_Comm getIntraComm(void) {return intraComm ;} |
|---|
| 49 | int getIntraCommSize(void) {return clientSize ;} |
|---|
| 50 | int getIntraCommRank(void) {return clientRank ;} |
|---|
| 51 | /*! set the associated server (dual chanel client/server) */ |
|---|
| 52 | void setAssociatedServer(CContextServer* associatedServer) { associatedServer=associatedServer_;} |
|---|
| 53 | /*! get the associated server (dual chanel client/server) */ |
|---|
| 54 | CContextServer* getAssociatedServer(void) { return associatedServer_;} |
|---|
| 55 | |
|---|
| 56 | |
|---|
| 57 | |
|---|
| 58 | virtual ETransport getType(void) = 0 ; |
|---|
| 59 | // Send event to server |
|---|
| 60 | virtual void sendEvent(CEventClient& event)=0; |
|---|
| 61 | virtual void eventLoop(void)=0 ; |
|---|
| 62 | virtual void releaseBuffers(void)=0; |
|---|
| 63 | virtual bool havePendingRequests(void)=0; |
|---|
| 64 | |
|---|
| 65 | |
|---|
| 66 | virtual bool isNotifiedFinalized(void)=0 ; |
|---|
| 67 | virtual void finalize(void)=0; |
|---|
| 68 | |
|---|
| 69 | virtual void setBufferSize(const std::map<int,StdSize>& mapSize)=0; |
|---|
| 70 | |
|---|
| 71 | public: |
|---|
| 72 | static CContextClient* ONLINE(void) { return reinterpret_cast<CContextClient*>(0xdeaddead);} |
|---|
| 73 | protected: |
|---|
| 74 | |
|---|
| 75 | CContext* context_; //!< Context for client |
|---|
| 76 | |
|---|
| 77 | CContext* parentServer; //!< Context for server (Only used in attached mode) |
|---|
| 78 | |
|---|
| 79 | int clientRank; //!< Rank of current client |
|---|
| 80 | |
|---|
| 81 | int clientSize; //!< Size of client group |
|---|
| 82 | |
|---|
| 83 | int serverSize; //!< Size of server group |
|---|
| 84 | |
|---|
| 85 | MPI_Comm interComm; //!< Communicator of server group (interCommunicator) |
|---|
| 86 | |
|---|
| 87 | MPI_Comm intraComm; //!< Communicator of client group |
|---|
| 88 | |
|---|
| 89 | std::list<int> ranksServerLeader; //!< List of server ranks for which the client is leader |
|---|
| 90 | |
|---|
| 91 | std::list<int> ranksServerNotLeader; //!< List of server ranks for which the client is not leader |
|---|
| 92 | |
|---|
| 93 | size_t hashId_ ; //!< hash id on the context client that will be used for context server to identify the remote calling context client. |
|---|
| 94 | |
|---|
| 95 | CContextServer* associatedServer_ ; //!< The server associated to the pair client/server |
|---|
| 96 | }; |
|---|
| 97 | |
|---|
| 98 | template<> |
|---|
| 99 | CContextClient* CContextClient::getNew<CContextClient::generic>(CContext* parent, MPI_Comm intraComm, MPI_Comm interComm, CContext* parentServer) ; |
|---|
| 100 | |
|---|
| 101 | template<> |
|---|
| 102 | CContextClient* CContextClient::getNew<CContextClient::oneSided>(CContext* parent, MPI_Comm intraComm, MPI_Comm interComm, CContext* parentServer) ; |
|---|
| 103 | |
|---|
| 104 | template<> |
|---|
| 105 | CContextClient* CContextClient::getNew<CContextClient::p2p>(CContext* parent, MPI_Comm intraComm, MPI_Comm interComm, CContext* parentServer) ; |
|---|
| 106 | |
|---|
| 107 | template<> |
|---|
| 108 | CContextClient* CContextClient::getNew<CContextClient::legacy>(CContext* parent, MPI_Comm intraComm, MPI_Comm interComm, CContext* parentServer) ; |
|---|
| 109 | |
|---|
| 110 | template<> |
|---|
| 111 | CContextClient* CContextClient::getNew<CContextClient::online>(CContext* parent, MPI_Comm intraComm, MPI_Comm interComm, CContext* parentServer) ; |
|---|
| 112 | |
|---|
| 113 | |
|---|
| 114 | } |
|---|
| 115 | |
|---|
| 116 | #endif // __CONTEXT_CLIENT_HPP__ |
|---|
