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https://github.com/OPM/opm-simulators.git
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108 lines
3.7 KiB
C++
108 lines
3.7 KiB
C++
/*
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Copyright 2016 Dr. Blatt - HPC-Simulation-Software & Services
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Copyright 2016 STATOIL AS.
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This file is part of the Open Porous Media project (OPM).
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OPM is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OPM is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with OPM. If not, see <http://www.gnu.org/licenses/>.
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*/
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#if HAVE_CONFIG_H
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#include "config.h"
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#endif // HAVE_CONFIG_H
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#include <opm/simulators/utils/ParallelFileMerger.hpp>
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#include <fstream>
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#include <iostream>
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namespace Opm {
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namespace detail {
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ParallelFileMerger::ParallelFileMerger(const fs::path& output_dir,
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const std::string& deckname,
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bool show_fallout)
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: debugFileRegex_(deckname+"\\.\\d+\\.DBG")
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, logFileRegex_(deckname+"\\.\\d+\\.PRT")
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, fileWarningRegex_(deckname+"\\.(\\d+)\\.[^.]+")
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, show_fallout_(show_fallout)
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{
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if (show_fallout_) {
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auto debugPath = output_dir;
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debugPath /= (deckname + ".DBG");
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debugStream_ = std::make_unique<std::ofstream>(debugPath,
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std::ofstream::app);
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auto logPath = output_dir;
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logPath /= ( deckname + ".PRT");
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logStream_ = std::make_unique<std::ofstream>(logPath,
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std::ofstream::app);
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}
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}
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void ParallelFileMerger::operator()(const fs::path& file)
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{
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std::smatch matches;
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std::string filename = file.filename().native();
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if (std::regex_match(filename, matches, fileWarningRegex_)) {
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std::string rank = std::regex_replace(filename, fileWarningRegex_, "$1");
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if (std::regex_match(filename, logFileRegex_)) {
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if (show_fallout_) {
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appendFile(*logStream_, file, rank);
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} else {
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fs::remove(file);
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}
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} else {
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if (std::regex_match(filename, debugFileRegex_)) {
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if (show_fallout_) {
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appendFile(*debugStream_, file, rank);
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} else {
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fs::remove(file);
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}
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} else {
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if (show_fallout_) {
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std::cerr << "WARNING: Unrecognized file with name "
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<< filename
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<< " that might stem from a parallel run."
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<< std::endl;
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}
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}
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}
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}
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}
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void ParallelFileMerger::appendFile(std::ofstream& of, const fs::path& file, const std::string& rank)
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{
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if (fs::file_size(file)) {
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std::cerr << "WARNING: There has been logging to file "
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<< file.string() <<" by process "
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<< rank << std::endl;
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std::ifstream in(file);
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of<<std::endl<< std::endl;
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of<<"=======================================================";
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of<<std::endl<<std::endl;
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of << " Output written by rank " << rank << " to file " << file.string();
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of << ":" << std::endl << std::endl;
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of << in.rdbuf() << std::endl << std::endl;
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of << "======================== end output =====================";
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of << std::endl;
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in.close();
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}
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fs::remove(file);
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}
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} // end namespace detail
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} // end namespace Opm
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