class myHost : simgrid::s4u::Actor {
public:
- myHost(const char*procname, simgrid::s4u::Host *host,int argc, char **argv)
+ myHost(const char*procname, simgrid::s4u::Host *host,int argc, char **argv)
: simgrid::s4u::Actor(procname,host,argc,argv){}
- void show_info(boost::unordered_map <std::string, simgrid::s4u::Storage*> &mounts) {
- XBT_INFO("Storage info on %s:",
- simgrid::s4u::Host::current()->name().c_str());
-
- for (const auto&kv : mounts) {
- const char* mountpoint = kv.first.c_str();
- simgrid::s4u::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, simgrid::s4u::Storage *>& mounts =
- simgrid::s4u::Host::current()->mounted_storages();
-
- show_info(mounts);
-
- // Open an non-existing file to create it
- const char *filename = "/home/tmp/data.txt";
- simgrid::s4u::File *file = new simgrid::s4u::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);
-
- simgrid::s4u::Storage &storage = simgrid::s4u::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;
- }
+ void show_info(boost::unordered_map <std::string, simgrid::s4u::Storage*> const&mounts) {
+ XBT_INFO("Storage info on %s:",
+ simgrid::s4u::Host::current()->name().c_str());
+
+ for (const auto&kv : mounts) {
+ const char* mountpoint = kv.first.c_str();
+ simgrid::s4u::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, simgrid::s4u::Storage *> const& mounts =
+ simgrid::s4u::Host::current()->mounted_storages();
+
+ show_info(mounts);
+
+ // Open an non-existing file to create it
+ const char *filename = "/home/tmp/data.txt";
+ simgrid::s4u::File *file = new simgrid::s4u::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);
+
+ simgrid::s4u::Storage &storage = simgrid::s4u::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) {
- simgrid::s4u::Engine *e = new simgrid::s4u::Engine(&argc,argv);
- e->loadPlatform("../../platforms/storage/storage.xml");
+ simgrid::s4u::Engine *e = new simgrid::s4u::Engine(&argc,argv);
+ e->loadPlatform("../../platforms/storage/storage.xml");
- new myHost("host", simgrid::s4u::Host::by_name("denise"), 0, NULL);
- e->run();
- return 0;
+ new myHost("host", simgrid::s4u::Host::by_name("denise"), 0, NULL);
+ e->run();
+ return 0;
}
