--- /dev/null
+/* Copyright (c) 2006-2015. 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 <vector>
+
+#include "simgrid/s4u.h"
+
+using namespace simgrid;
+using namespace s4u;
+
+XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_test, "a sample log category");
+
+class myHost : Actor {
+public:
+ myHost(const char*procname, Host *host,int argc, char **argv)
+: s4u::Actor(procname,host,argc,argv){}
+
+ void show_info(boost::unordered_map <std::string, Storage &> &mounts) {
+ XBT_INFO("Storage info on %s:", Host::current()->name());
+
+ for (const auto&kv : mounts) {
+ const char* mountpoint = kv.first.c_str();
+ Storage &storage = kv.second;
+
+ // Retrieve disk's information
+ sg_size_t free_size = storage.size_free();
+ sg_size_t used_size = storage.size_used();
+ sg_size_t size = storage.size();
+
+ XBT_INFO(" %s (%s) Used: %llu; Free: %llu; Total: %llu.",
+ storage.name(), mountpoint, used_size, free_size, size);
+ }
+ }
+
+ int main(int argc, char **argv) {
+ boost::unordered_map <std::string, Storage &> &mounts = Host::current()->mountedStorages();
+
+ show_info(mounts);
+
+ // Open an non-existing file to create it
+ const char *filename = "/home/tmp/data.txt";
+ File *file = new File(filename, NULL);
+ sg_size_t write, read, file_size;
+
+ write = file->write(200000); // Write 200,000 bytes
+ XBT_INFO("Create a %llu bytes file named '%s' on /sd1", write, filename);
+
+ // check that sizes have changed
+ show_info(mounts);
+
+ // Now retrieve the size of created file and read it completely
+ file_size = file->size();
+ file->seek(0);
+ read = file->read(file_size);
+ XBT_INFO("Read %llu bytes on %s", read, filename);
+
+ // 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);
+
+ Storage &storage = Storage::byName("Disk4");
+
+ // Now rename file from ./tmp/data.txt to ./tmp/simgrid.readme
+ const char *newpath = "/home/tmp/simgrid.readme";
+ XBT_INFO("Move '%s' to '%s'", file->path(), newpath);
+ file->move(newpath);
+
+ // Test attaching some user data to the file
+ file->set_userdata(xbt_strdup("777"));
+ XBT_INFO("User data attached to the file: %s", (char*)file->userdata());
+
+ // Close the file
+ delete file;
+
+ // Now attach some user data to disk1
+ XBT_INFO("Get/set data for storage element: %s",storage.name());
+ XBT_INFO(" Uninitialized storage data: '%s'", (char*)storage.userdata());
+
+ storage.set_userdata(xbt_strdup("Some user data"));
+ XBT_INFO(" Set and get data: '%s'", (char*)storage.userdata());
+
+ /*
+ // Dump disks contents
+ XBT_INFO("*** Dump content of %s ***",Host::current()->name());
+ xbt_dict_t contents = NULL;
+ contents = MSG_host_get_storage_content(MSG_host_self()); // contents is a dict of dicts
+ xbt_dict_cursor_t curs, curs2 = NULL;
+ char* mountname;
+ xbt_dict_t content;
+ char* path;
+ sg_size_t *size;
+ xbt_dict_foreach(contents, curs, mountname, content){
+ XBT_INFO("Print the content of mount point: %s",mountname);
+ xbt_dict_foreach(content,curs2,path,size){
+ XBT_INFO("%s size: %llu bytes", path,*((sg_size_t*)size));
+ }
+ xbt_dict_free(&content);
+ }
+ xbt_dict_free(&contents);
+ */
+ return 0;
+ }
+};
+
+int main(int argc, char **argv) {
+ Engine *e = new Engine(&argc,argv);
+ e->loadPlatform("../../platforms/storage/storage.xml");
+
+ new myHost("host", Host::byName("denise"), 0, NULL);
+ e->run();
+ return 0;
+}