MPI_Master.hh

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// -*- mode:c++;tab-width:2;indent-tabs-mode:t;show-trailing-whitespace:t;rm-trailing-spaces:t -*-
// vi: set ts=2 noet:
//
// (c) Copyright Rosetta Commons Member Institutions.
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// (c) The Rosetta software is developed by the contributing members of the Rosetta Commons.
// (c) For more information, see http://www.rosettacommons.org. Questions about this can be
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/// @file   protocols/elscripts/MPI_Master.hh
/// @brief  The MPI_Master role in elscripts, handles trajectories, generating workunits, processing of results
/// Has additional functions related to boost mpi world and MPI_EndPoint
/// @author Ken Jung

#ifndef INCLUDED_protocols_elscripts_MPI_Master_hh
#define INCLUDED_protocols_elscripts_MPI_Master_hh
#if defined (USEBOOSTMPI) && defined (USELUA)
// this is useless without mpi and lua
#include <protocols/elscripts/MPI_Master.fwd.hh>
#include <protocols/elscripts/Master.hh>
#include <protocols/wum2/MPI_EndPoint.hh>

namespace protocols {
namespace elscripts {

void lregister_MPI_Master( lua_State * lstate );

class MPI_Master : public Master {
  public:
    // default memory limit is 1GB
    // default reserved mem size is 100MB as recommended by fpd
    MPI_Master( boost::mpi::communicator world, std::vector<int> slaves, int num_trajectories = 1, boost::uint64_t mem_limit=2147483648, boost::uint64_t reserved_mem=104857600, boost::uint64_t reserved_mem_multiplier=5 );
    ~MPI_Master(){}
    void go();

  private:
    int inputter_rank() {
      // handles if there is or is not pool logic, needed for inputter offset
      // doesnt do anything now
      return world_.rank() + 1;
    }

    //void request_pool_structures( std::vector< int > needs_replace );
    //void request_pool_structure( int trajectory_idx );
    
  private:
    boost::mpi::communicator world_;

    std::vector< int > slaves_;
    boost::posix_time::ptime last_status_sweep_time_;
};

} //elscripts
} //protocols
#endif
#endif