+++ /dev/null
-/* Copyright (c) 2006-2021. The SimGrid Team. All rights reserved. */
-
-/* This program is free software; you can redistribute it and/or modify it
- * under the terms of the license (GNU LGPL) which comes with this package. */
-
-#include <string>
-#include <vector>
-
-#include "simgrid/plugins/file_system.h"
-#include "simgrid/s4u.hpp"
-
-XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_test, "a sample log category");
-
-class MyHost {
-public:
- void show_info(std::vector<simgrid::s4u::Disk*> const& disks) const
- {
- XBT_INFO("Storage info on %s:", simgrid::s4u::Host::current()->get_cname());
-
- for (auto const& d : disks) {
- // Retrieve disk's information
- XBT_INFO(" %s (%s) Used: %llu; Free: %llu; Total: %llu.", d->get_cname(), sg_disk_get_mount_point(d),
- sg_disk_get_size_used(d), sg_disk_get_size_free(d), sg_disk_get_size(d));
- }
- }
-
- void operator()() const
- {
- std::vector<simgrid::s4u::Disk*> const& disks = simgrid::s4u::Host::current()->get_disks();
-
- show_info(disks);
-
- // Open a non-existing file to create it
- std::string filename = "/scratch/tmp/data.txt";
- auto* file = new simgrid::s4u::File(filename, nullptr);
-
- sg_size_t write = file->write(200000); // Write 200,000 bytes
- XBT_INFO("Create a %llu bytes file named '%s' on /scratch", write, filename.c_str());
-
- // check that sizes have changed
- show_info(disks);
-
- // Now retrieve the size of created file and read it completely
- const sg_size_t file_size = file->size();
- file->seek(0);
- const sg_size_t read = file->read(file_size);
- XBT_INFO("Read %llu bytes on %s", read, filename.c_str());
-
- // Now write 100,000 bytes in tmp/data.txt
- write = file->write(100000); // Write 100,000 bytes
- XBT_INFO("Write %llu bytes on %s", write, filename.c_str());
-
- // Now rename file from ./tmp/data.txt to ./tmp/simgrid.readme
- std::string newpath = "/scratch/tmp/simgrid.readme";
- XBT_INFO("Move '%s' to '%s'", file->get_path(), newpath.c_str());
- file->move(newpath);
-
- // Test attaching some user data to the file
- file->set_data(new std::string("777"));
- const auto* file_data = static_cast<std::string*>(file->get_data());
- XBT_INFO("User data attached to the file: %s", file_data->c_str());
- delete file_data;
-
- // Close the file
- delete file;
-
- show_info(disks);
-
- // Reopen the file and then unlink it
- file = new simgrid::s4u::File("/scratch/tmp/simgrid.readme", nullptr);
- XBT_INFO("Unlink file: '%s'", file->get_path());
- file->unlink();
- delete file; // Unlinking the file on "disk" does not free the object
-
- show_info(disks);
- }
-};
-
-int main(int argc, char** argv)
-{
- simgrid::s4u::Engine e(&argc, argv);
- sg_storage_file_system_init();
- e.load_platform(argv[1]);
- simgrid::s4u::Actor::create("host", simgrid::s4u::Host::by_name("bob"), MyHost());
- e.run();
-
- return 0;
-}
