/// <summary>
/// 获取linux磁盘信息
/// </summary>
/// <returns></returns>
std::string ZmApiDeviceInfo::GetLinuxStorage()
{
struct statvfs vfs;
const char* path = "/"; // 要检查的文件系统路径
if (statvfs(path, &vfs) != 0) {
std::cerr << "Error getting file system status." << std::endl;
return "";
}
unsigned long long totalSpace = vfs.f_frsize * vfs.f_blocks; // 总磁盘空间
unsigned long long freeSpace = vfs.f_frsize * vfs.f_bfree; // 空闲磁盘空间
unsigned long long usedSpace = totalSpace - freeSpace; // 已用磁盘空间
double usagePercentage = (double)usedSpace / totalSpace * 100.0;
/*std::cout << "Total Space: " << totalSpace << " bytes" << std::endl;
std::cout << "Used Space: " << usedSpace << " bytes" << std::endl;
std::cout << "Free Space: " << freeSpace << " bytes" << std::endl;
std::cout << "Usage Percentage: " << usagePercentage << "%" << std::endl;*/
char strPercent100{ 0 };
sprintf(strPercent, "%.2f%", usagePercentage);
return strPercent;
}