1 /* Copyright (c) 2014-2017. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
6 #include <simgrid/s4u.hpp>
7 #include <src/plugins/file_system/FileSystem.hpp>
10 #define INMEGA (1024 * 1024)
12 XBT_LOG_NEW_DEFAULT_CATEGORY(remote_io, "Messages specific for this io example");
14 static int host(int argc, char* argv[])
16 simgrid::s4u::File* file = new simgrid::s4u::File(argv[1], nullptr);
17 const char* filename = file->getPath();
18 XBT_INFO("Opened file '%s'", filename);
21 XBT_INFO("Try to read %llu from '%s'", file->size(), filename);
22 sg_size_t read = file->read(file->size());
23 XBT_INFO("Have read %llu from '%s'. Offset is now at: %llu", read, filename, file->tell());
24 XBT_INFO("Seek back to the begining of the stream...");
25 file->seek(0, SEEK_SET);
26 XBT_INFO("Offset is now at: %llu", file->tell());
31 file = new simgrid::s4u::File(argv[2], nullptr);
32 filename = file->getPath();
33 XBT_INFO("Opened file '%s'", filename);
34 XBT_INFO("Try to write %llu MiB to '%s'", file->size() / 1024, filename);
35 sg_size_t write = file->write(file->size() * 1024);
36 XBT_INFO("Have written %llu bytes to '%s'.", write, filename);
38 if (std::stoi(argv[5]) != 0) {
39 XBT_INFO("Move '%s' (of size %llu) from '%s' to '%s'", filename, file->size(),
40 simgrid::s4u::Host::current()->getCname(), argv[3]);
41 file->remoteMove(simgrid::s4u::Host::by_name(argv[3]), argv[4]);
44 XBT_INFO("Copy '%s' (of size %llu) from '%s' to '%s'", filename, file->size(),
45 simgrid::s4u::Host::current()->getCname(), argv[3]);
46 file->remoteCopy(simgrid::s4u::Host::by_name(argv[3]), argv[4]);
54 int main(int argc, char** argv)
56 simgrid::s4u::Engine e(&argc, argv);
57 sg_storage_file_system_init();
58 e.loadPlatform(argv[1]);
59 e.registerFunction("host", host);
60 e.loadDeployment(argv[2]);
61 std::map<std::string, simgrid::s4u::Storage*>* allStorages = new std::map<std::string, simgrid::s4u::Storage*>;
62 simgrid::s4u::getStorageList(allStorages);
64 for (auto const& s : *allStorages) {
65 XBT_INFO("Init: %llu/%llu MiB used/free on '%s'", sg_storage_get_size_used(s.second) / INMEGA,
66 sg_storage_get_size_free(s.second) / INMEGA, s.second->getCname());
71 for (auto const& s : *allStorages) {
72 XBT_INFO("End: %llu/%llu MiB used/free on '%s'", sg_storage_get_size_used(s.second) / INMEGA,
73 sg_storage_get_size_free(s.second) / INMEGA, s.second->getCname());
77 XBT_INFO("Simulation time %g", simgrid::s4u::Engine::getClock());