2023-04-19 21:04:10 +03:00
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#include <iostream>
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#include <sys/statvfs.h>
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#include <mntent.h>
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#include <cstdio>
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#include <fstream>
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template <typename T>
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void print_in_color(const T& text, const std::string& color)
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{
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std::cout << "\033[" << color << "m" << text << "\033[0m";
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}
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template <typename T>
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2023-04-19 21:08:44 +03:00
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std::string get_size_string(const T& size)
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{
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if (size < 1024)
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{
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2023-04-19 21:04:10 +03:00
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return std::to_string(size) + " B";
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2023-04-19 21:08:44 +03:00
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}
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else if (size < 1024 * 1024)
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{
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2023-04-19 21:04:10 +03:00
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return std::to_string(size / 1024) + " KB";
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2023-04-19 21:08:44 +03:00
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}
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else if (size < 1024 * 1024 * 1024)
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{
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2023-04-19 21:04:10 +03:00
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return std::to_string(size / 1024 / 1024) + " MB";
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2023-04-19 21:08:44 +03:00
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}
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else
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{
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2023-04-19 21:04:10 +03:00
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return std::to_string(size / 1024 / 1024 / 1024) + " GB";
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}
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}
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auto main() -> int
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{
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std::ifstream fs("/etc/mtab");
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std::FILE* file = std::fopen("/etc/fstab", "r");
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struct mntent* mount_entry = nullptr;
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std::cout << "\n\n";
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while ((mount_entry = getmntent(file)))
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{
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struct statvfs stat;
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if (statvfs(mount_entry->mnt_dir, &stat) != 0) {
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std::cerr << "Ошибка при получении информации о файловой системе: " << mount_entry->mnt_dir << "\n";
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continue;
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}
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2023-04-19 21:08:44 +03:00
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unsigned long long total_size = (unsigned long long)stat.f_frsize * stat.f_blocks;
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unsigned long long free_size = (unsigned long long)stat.f_frsize * stat.f_bfree;
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2023-04-19 21:04:10 +03:00
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unsigned long long used_size = total_size - free_size;
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std::cout << "Точка монтирования: " << mount_entry->mnt_dir << "\n";
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std::cout << "Тип файловой системы: " << mount_entry->mnt_type << "\n";
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std::cout << "Общий объем: ";
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print_in_color(get_size_string(total_size), "0;33");
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std::cout << "\nСвободное место: ";
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print_in_color(get_size_string(free_size), "0;32");
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std::cout << "\nИспользовано: ";
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print_in_color(get_size_string(used_size), "0;35");
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std::cout << "\n\n";
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}
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std::fclose(file);
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fs.close();
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}
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