mirror of
https://github.com/FairRootGroup/FairMQ.git
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92 lines
3.3 KiB
C++
92 lines
3.3 KiB
C++
/********************************************************************************
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* Copyright (C) 2018 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH *
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* *
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* This software is distributed under the terms of the *
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* GNU Lesser General Public Licence (LGPL) version 3, *
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* copied verbatim in the file "LICENSE" *
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********************************************************************************/
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#ifndef FAIR_MQ_OFI_CONTEXT_H
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#define FAIR_MQ_OFI_CONTEXT_H
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#include <FairMQLogger.h>
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#include <asiofi/connected_endpoint.hpp>
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#include <asiofi/domain.hpp>
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#include <asiofi/fabric.hpp>
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#include <asiofi/info.hpp>
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#include <asiofi/passive_endpoint.hpp>
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#include <boost/asio/io_context.hpp>
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#include <memory>
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#include <netinet/in.h>
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#include <ostream>
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#include <stdexcept>
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#include <string>
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#include <thread>
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#include <vector>
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namespace fair
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{
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namespace mq
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{
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namespace ofi
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{
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enum class ConnectionType : bool { Bind, Connect };
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enum class Direction : bool { Receive, Transmit };
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/**
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* @class Context Context.h <fairmq/ofi/Context.h>
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* @brief Transport-wide context
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*
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* @todo TODO insert long description
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*/
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class Context
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{
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public:
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Context(int numberIoThreads = 1);
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~Context();
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// auto CreateOfiEndpoint() -> fid_ep*;
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auto GetZmqVersion() const -> std::string;
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auto GetAsiofiVersion() const -> std::string;
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auto GetZmqContext() const -> void* { return fZmqContext; }
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auto GetIoContext() -> boost::asio::io_context& { return fIoContext; }
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struct Address {
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std::string Protocol;
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std::string Ip;
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unsigned int Port;
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friend auto operator<<(std::ostream& os, const Address& a) -> std::ostream& { return os << a.Protocol << "://" << a.Ip << ":" << a.Port; }
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};
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auto MakeOfiPassiveEndpoint(Address addr) -> std::unique_ptr<asiofi::passive_endpoint>;
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auto MakeOfiConnectedEndpoint(Address addr) -> std::unique_ptr<asiofi::connected_endpoint>;
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auto MakeOfiConnectedEndpoint(const asiofi::info& info) -> std::unique_ptr<asiofi::connected_endpoint>;
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static auto ConvertAddress(std::string address) -> Address;
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static auto ConvertAddress(Address address) -> sockaddr_in;
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static auto ConvertAddress(sockaddr_in address) -> Address;
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static auto VerifyAddress(const std::string& address) -> Address;
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auto GetDomain() const -> const asiofi::domain& { return *fOfiDomain; }
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auto Interrupt() -> void { LOG(debug) << "OFI transport: Interrupted (NOOP - not implemented)."; }
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auto Resume() -> void { LOG(debug) << "OFI transport: Resumed (NOOP - not implemented)."; }
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private:
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void* fZmqContext;
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std::unique_ptr<asiofi::info> fOfiInfo;
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std::unique_ptr<asiofi::fabric> fOfiFabric;
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std::unique_ptr<asiofi::domain> fOfiDomain;
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boost::asio::io_context fIoContext;
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boost::asio::io_context::work fIoWork;
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std::vector<std::thread> fThreadPool;
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auto InitThreadPool(int numberIoThreads) -> void;
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auto InitOfi(ConnectionType type, Address address) -> void;
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}; /* class Context */
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struct ContextError : std::runtime_error { using std::runtime_error::runtime_error; };
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} /* namespace ofi */
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} /* namespace mq */
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} /* namespace fair */
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#endif /* FAIR_MQ_OFI_CONTEXT_H */
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