1 /* Copyright (c) 2014-2018. 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/plugins/file_system.h>
7 #include <simgrid/s4u.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(argv[1], nullptr);
17 const char* filename = file.get_path();
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 beginning of the stream...");
25 file.seek(0, SEEK_SET);
26 XBT_INFO("Offset is now at: %llu", file.tell());
29 simgrid::s4u::File remoteFile(argv[2], nullptr);
30 filename = remoteFile.get_path();
31 XBT_INFO("Opened file '%s'", filename);
32 XBT_INFO("Try to write %llu MiB to '%s'", remoteFile.size() / 1024, filename);
33 sg_size_t write = remoteFile.write(remoteFile.size() * 1024);
34 XBT_INFO("Have written %llu bytes to '%s'.", write, filename);
36 if (std::stoi(argv[5]) != 0) {
37 XBT_INFO("Move '%s' (of size %llu) from '%s' to '%s'", filename, remoteFile.size(),
38 simgrid::s4u::Host::current()->get_cname(), argv[3]);
39 remoteFile.remote_move(simgrid::s4u::Host::by_name(argv[3]), argv[4]);
41 XBT_INFO("Copy '%s' (of size %llu) from '%s' to '%s'", filename, remoteFile.size(),
42 simgrid::s4u::Host::current()->get_cname(), argv[3]);
43 remoteFile.remote_copy(simgrid::s4u::Host::by_name(argv[3]), argv[4]);
50 int main(int argc, char** argv)
52 simgrid::s4u::Engine e(&argc, argv);
53 sg_storage_file_system_init();
54 e.load_platform(argv[1]);
55 e.register_function("host", host);
56 e.load_deployment(argv[2]);
57 std::vector<simgrid::s4u::Storage*> allStorages = e.get_all_storages();
59 for (auto const& s : allStorages) {
60 XBT_INFO("Init: %llu/%llu MiB used/free on '%s'", sg_storage_get_size_used(s) / INMEGA,
61 sg_storage_get_size_free(s) / INMEGA, s->get_cname());
66 for (auto const& s : allStorages) {
67 XBT_INFO("End: %llu/%llu MiB used/free on '%s'", sg_storage_get_size_used(s) / INMEGA,
68 sg_storage_get_size_free(s) / INMEGA, s->get_cname());
71 XBT_INFO("Simulation time %g", simgrid::s4u::Engine::get_clock());