-/* Copyright (c) 2006-2018. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2006-2019. 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 <unordered_map>
+#include <vector>
#include "simgrid/plugins/file_system.h"
#include "simgrid/s4u.hpp"
class MyHost {
public:
- void show_info(std::unordered_map<std::string, simgrid::s4u::Storage*> const& mounts)
+ void show_info(std::vector<simgrid::s4u::Disk*> const& disks)
{
XBT_INFO("Storage info on %s:", simgrid::s4u::Host::current()->get_cname());
- for (auto const& kv : mounts) {
- std::string mountpoint = kv.first;
- simgrid::s4u::Storage* storage = kv.second;
-
+ for (auto const& d : disks) {
// Retrieve disk's information
- XBT_INFO(" %s (%s) Used: %llu; Free: %llu; Total: %llu.", storage->get_cname(), mountpoint.c_str(),
- sg_storage_get_size_used(storage), sg_storage_get_size_free(storage), sg_storage_get_size(storage));
+ 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()()
{
- std::unordered_map<std::string, simgrid::s4u::Storage*> const& mounts =
- simgrid::s4u::Host::current()->get_mounted_storages();
+ std::vector<simgrid::s4u::Disk*> const& disks = simgrid::s4u::Host::current()->get_disks();
- show_info(mounts);
+ show_info(disks);
// Open an non-existing file to create it
- std::string filename = "/home/tmp/data.txt";
+ std::string filename = "/scratch/tmp/data.txt";
simgrid::s4u::File* 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 /sd1", write, filename.c_str());
+ XBT_INFO("Create a %llu bytes file named '%s' on /scratch", write, filename.c_str());
// check that sizes have changed
- show_info(mounts);
+ show_info(disks);
// Now retrieve the size of created file and read it completely
const sg_size_t file_size = file->size();
write = file->write(100000); // Write 100,000 bytes
XBT_INFO("Write %llu bytes on %s", write, filename.c_str());
- simgrid::s4u::Storage* storage = simgrid::s4u::Storage::by_name("Disk4");
-
// Now rename file from ./tmp/data.txt to ./tmp/simgrid.readme
- std::string newpath = "/home/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_userdata(new std::string("777"));
- std::string* file_data = static_cast<std::string*>(file->get_userdata());
+ file->set_data(new std::string("777"));
+ std::string* 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;
- // Now attach some user data to disk1
- XBT_INFO("Get/set data for storage element: %s", storage->get_cname());
- XBT_INFO(" Uninitialized storage data: '%s'", static_cast<char*>(storage->get_data()));
-
- storage->set_data(new std::string("Some user data"));
- std::string* storage_data = static_cast<std::string*>(storage->get_data());
- XBT_INFO(" Set and get data: '%s'", storage_data->c_str());
-
- delete storage_data;
+ show_info(disks);
// Reopen the file and then unlink it
- file = new simgrid::s4u::File("/home/tmp/simgrid.readme", nullptr);
+ 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(mounts);
+ show_info(disks);
}
};
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("denise"), MyHost());
+ simgrid::s4u::Actor::create("host", simgrid::s4u::Host::by_name("bob"), MyHost());
e.run();
return 0;