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多用户系统

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Leonmmcoset
2026-01-31 19:14:13 +08:00
parent 2540529b66
commit 417d0b5d9e
3 changed files with 563 additions and 162 deletions
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75
Kernel.cs
View File

@@ -1,4 +1,4 @@
using System;
using System;
using System.Collections.Generic;
using System.Text;
using System.IO;
@@ -19,7 +19,8 @@ namespace CMLeonOS
protected override void BeforeRun()
{
Console.Clear();
// Console.Clear();
Console.WriteLine(@"-------------------------------------------------");
Console.WriteLine(@" ____ __ __ _ ___ ____ ");
Console.WriteLine(@" / ___| \/ | | ___ ___ _ __ / _ \/ ___| ");
Console.WriteLine(@" | | | |\/| | | / _ \/ _ \| '_ \| | | \___ \ ");
@@ -44,54 +45,46 @@ namespace CMLeonOS
var fs_type = fs.GetFileSystemType(@"0:\");
Console.WriteLine("File System Type: " + fs_type);
// 删除默认示例文件和文件夹
try
// 检查并创建system文件夹
string systemFolderPath = @"0:\system";
if (!System.IO.Directory.Exists(systemFolderPath))
{
// 删除示例文件
if (System.IO.File.Exists(@"0:\example.txt"))
{
System.IO.File.Delete(@"0:\example.txt");
Console.WriteLine("Deleted example.txt");
}
// 删除示例文件夹
if (System.IO.Directory.Exists(@"0:\example"))
{
System.IO.Directory.Delete(@"0:\example", true);
Console.WriteLine("Deleted example directory");
}
}
catch (Exception ex)
{
Console.WriteLine($"Error deleting example files: {ex.Message}");
System.IO.Directory.CreateDirectory(systemFolderPath);
Console.WriteLine("Created system folder.");
}
// 初始化用户系统
userSystem = new UserSystem();
// 第一次启动，设置管理员密码
if (!userSystem.IsPasswordSet)
// 循环直到登录成功或退出
while (true)
{
userSystem.SetAdminPassword();
}
// 后续启动，需要登录
else
{
// 循环直到登录成功
while (!userSystem.Login())
// 第一次启动，设置管理员账户
if (!userSystem.HasUsers)
{
// 登录失败，继续尝试
userSystem.FirstTimeSetup();
}
// 后续启动，需要登录
else
{
// 循环直到登录成功
while (!userSystem.Login())
{
// 登录失败，继续尝试
}
// 登录成功后，初始化Shell
shell = new Shell();
// 检查并执行启动脚本
ExecuteStartupScript();
// 运行Shell（用户可以输入exit退出）
shell.Run();
// 如果用户输入了exit，Shell.Run()会返回，继续循环
}
}
// 登录成功后，初始化Shell
shell = new Shell();
// 检查并执行启动脚本
ExecuteStartupScript();
// 系统启动完成，蜂鸣器响一声
Console.Beep();
}
catch (Exception ex)
{
@@ -101,7 +94,7 @@ namespace CMLeonOS
private void ExecuteStartupScript()
{
string startupFilePath = @"0:\sys\startup.cm";
string startupFilePath = @"0:\system\startup.cm";
try
{

147
Shell.cs
View File

@@ -21,6 +21,7 @@ namespace CMLeonOS
public void Run()
{
bool shouldExit = false;
while (true)
{
// 显示当前文件夹路径作为提示符（彩色）
@@ -30,6 +31,15 @@ namespace CMLeonOS
Console.Write($"{currentPath} | /");
Console.ForegroundColor = originalColor;
var input = Console.ReadLine();
// 检查是否为退出命令
if (input != null && input.ToLower().Trim() == "exit")
{
Console.WriteLine("Exiting system...");
shouldExit = true;
break;
}
commandHistory.Add(input);
var parts = input.Split(' ', StringSplitOptions.RemoveEmptyEntries);
if (parts.Length > 0)
@@ -38,6 +48,12 @@ namespace CMLeonOS
var args = parts.Length > 1 ? string.Join(" ", parts, 1, parts.Length - 1) : "";
ProcessCommand(command, args);
}
// 如果需要退出，返回到登录页面
if (shouldExit)
{
return;
}
}
}
@@ -94,7 +110,6 @@ namespace CMLeonOS
Console.WriteLine(" rmdir <dir> - Remove directory");
Console.WriteLine(" cat <file> - Display file content");
Console.WriteLine(" echo <text> > <file> - Write text to file");
Console.WriteLine(" cpass - Change password");
Console.WriteLine(" head <file> - Display first lines of file");
Console.WriteLine(" Usage: head <file> <lines>");
Console.WriteLine(" tail <file> - Display last lines of file");
@@ -104,6 +119,14 @@ namespace CMLeonOS
Console.WriteLine(" mv <src> <dst> - Move/rename file");
Console.WriteLine(" touch <file> - Create empty file");
Console.WriteLine(" find <name> - Find file");
Console.WriteLine(" getdisk - Show disk information");
Console.WriteLine(" user <cmd> - User management");
Console.WriteLine(" user add admin <username> <password> - Add admin user");
Console.WriteLine(" user add user <username> <password> - Add regular user");
Console.WriteLine(" user delete <username> - Delete user");
Console.WriteLine(" user list - List all users");
Console.WriteLine(" logout - Logout current user");
Console.WriteLine(" cpass - Change password");
Console.WriteLine(" version - Show OS version");
Console.WriteLine(" about - Show about information");
Console.WriteLine(" help - Show this help message");
@@ -164,7 +187,7 @@ namespace CMLeonOS
else
{
// 检查是否在sys文件夹中（修复模式下绕过检测）
bool isInSysFolder = (args.Contains(@"\sys\") || args.Contains(@"/sys/")) && !fixMode;
bool isInSysFolder = (args.Contains(@"\system\") || args.Contains(@"/sys/")) && !fixMode;
if (isInSysFolder)
{
@@ -203,7 +226,7 @@ namespace CMLeonOS
else
{
// 检查是否在sys文件夹中（修复模式下绕过检测）
bool isInSysFolder = (args.Contains(@"\sys\") || args.Contains(@"/sys/")) && !fixMode;
bool isInSysFolder = (args.Contains(@"\system\") || args.Contains(@"/sys/")) && !fixMode;
if (isInSysFolder)
{
@@ -233,9 +256,6 @@ namespace CMLeonOS
Console.WriteLine("CMLeonOS Test Project");
Console.WriteLine("By LeonOS 2 Developement Team");
break;
case "cpass":
userSystem.ChangePassword();
break;
case "head":
HeadFile(args);
break;
@@ -257,6 +277,18 @@ namespace CMLeonOS
case "find":
FindFile(args);
break;
case "getdisk":
GetDiskInfo();
break;
case "user":
ProcessUserCommand(args);
break;
case "logout":
userSystem.Logout();
break;
case "cpass":
userSystem.ChangePassword();
break;
default:
Console.WriteLine($"Unknown command: {command}");
break;
@@ -805,5 +837,108 @@ namespace CMLeonOS
Console.WriteLine($"Error finding file: {ex.Message}");
}
}
private void GetDiskInfo()
{
Console.WriteLine("====================================");
Console.WriteLine(" Disk Information");
Console.WriteLine("====================================");
try
{
// 使用VFSManager获取所有磁盘
var disks = Sys.FileSystem.VFS.VFSManager.GetDisks();
if (disks == null || disks.Count == 0)
{
Console.WriteLine("No disks found.");
return;
}
Console.WriteLine($"Total Disks: {disks.Count}");
}
catch (Exception ex)
{
Console.WriteLine($"Error getting disk info: {ex.Message}");
}
}
private string FormatBytes(long bytes)
{
string[] units = { "B", "KB", "MB", "GB", "TB" };
int unitIndex = 0;
double size = bytes;
while (size >= 1024 && unitIndex < units.Length - 1)
{
size /= 1024;
unitIndex++;
}
return $"{size:F2} {units[unitIndex]}";
}
private void ProcessUserCommand(string args)
{
if (string.IsNullOrEmpty(args))
{
Console.WriteLine("Error: Please specify a user command");
Console.WriteLine("Usage: user <add|delete> [args]");
Console.WriteLine(" user add admin <username> <password> - Add admin user");
Console.WriteLine(" user add user <username> <password> - Add regular user");
Console.WriteLine(" user delete <username> - Delete user");
Console.WriteLine(" user list - List all users");
return;
}
string[] parts = args.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
if (parts.Length < 1)
{
Console.WriteLine("Error: Please specify a user command");
Console.WriteLine("Usage: user <add|delete> [args]");
return;
}
string subCommand = parts[0].ToLower();
if (subCommand == "add")
{
if (parts.Length < 4)
{
Console.WriteLine("Error: Please specify user type and username and password");
Console.WriteLine("Usage: user add admin <username> <password>");
Console.WriteLine("Usage: user add user <username> <password>");
return;
}
string userType = parts[1].ToLower();
string username = parts[2];
string password = parts[3];
bool isAdmin = userType == "admin";
userSystem.AddUser($"{username} {password}", isAdmin);
}
else if (subCommand == "delete")
{
if (parts.Length < 2)
{
Console.WriteLine("Error: Please specify username");
Console.WriteLine("Usage: user delete <username>");
return;
}
string username = parts[1];
userSystem.DeleteUser(username);
}
else if (subCommand == "list")
{
userSystem.ListUsers();
}
else
{
Console.WriteLine($"Error: Unknown user command '{subCommand}'");
Console.WriteLine("Available commands: add, delete, list");
}
}
}
}

503
UserSystem.cs
View File

@@ -1,23 +1,31 @@
using System;
using System.Collections.Generic;
using System.IO;
namespace CMLeonOS
{
public class User
{
public string Username { get; set; }
public string Password { get; set; }
public bool IsAdmin { get; set; }
}
public class UserSystem
{
private string sysDirectory = @"0:\sys";
private string adminPasswordFilePath;
private bool isPasswordSet = false;
private string sysDirectory = @"0:\system";
private string userFilePath;
private List<User> users;
public UserSystem()
{
// 确保sys目录存在
EnsureSysDirectoryExists();
// 设置密码文件路径
adminPasswordFilePath = Path.Combine(sysDirectory, "admin_password.txt");
// 设置用户文件路径
userFilePath = Path.Combine(sysDirectory, "user.dat");
CheckPasswordStatus();
// 加载用户数据
LoadUsers();
}
private void EnsureSysDirectoryExists()
@@ -35,53 +43,172 @@ namespace CMLeonOS
}
}
private void CheckPasswordStatus()
private void LoadUsers()
{
try
{
isPasswordSet = File.Exists(adminPasswordFilePath);
if (File.Exists(userFilePath))
{
string[] lines = File.ReadAllLines(userFilePath);
users = new List<User>();
foreach (string line in lines)
{
if (string.IsNullOrWhiteSpace(line) || line.StartsWith("#"))
{
continue;
}
string[] parts = line.Split('|');
if (parts.Length >= 2)
{
User user = new User
{
Username = parts[0].Trim(),
Password = parts[1].Trim(),
IsAdmin = parts.Length >= 3 && parts[2].Trim().ToLower() == "admin"
};
users.Add(user);
}
}
}
else
{
users = new List<User>();
}
}
catch
{
isPasswordSet = false;
users = new List<User>();
}
}
public bool IsPasswordSet
private void SaveUsers()
{
get { return isPasswordSet; }
try
{
List<string> lines = new List<string>();
foreach (User user in users)
{
string line = $"{user.Username}|{user.Password}|{(user.IsAdmin ? "admin" : "user")}";
lines.Add(line);
}
File.WriteAllLines(userFilePath, lines.ToArray());
}
catch (Exception ex)
{
Console.WriteLine($"Error saving users: {ex.Message}");
}
}
public void SetAdminPassword()
public bool HasUsers
{
get { return users.Count > 0; }
}
public bool IsAdminSet
{
get
{
foreach (User user in users)
{
if (user.IsAdmin)
{
return true;
}
}
return false;
}
}
public void FirstTimeSetup()
{
Console.WriteLine("====================================");
Console.WriteLine(" First Time Setup");
Console.WriteLine("====================================");
Console.WriteLine("Please set a password for admin user:");
Console.WriteLine("Please set admin username and password:");
Console.Write("Username: ");
string username = Console.ReadLine();
while (string.IsNullOrWhiteSpace(username))
{
Console.WriteLine("Username cannot be empty.");
Console.Write("Username: ");
username = Console.ReadLine();
}
Console.WriteLine("Password: ");
string password = ReadPassword();
Console.WriteLine("Please confirm your password:");
string confirmPassword = ReadPassword();
if (password == confirmPassword)
{
try
{
// 简单存储密码（实际应用中应使用加密）
File.WriteAllText(adminPasswordFilePath, password);
Console.WriteLine("Password set successfully!");
isPasswordSet = true;
}
catch (Exception ex)
{
Console.WriteLine($"Error setting password: {ex.Message}");
}
}
else
while (password != confirmPassword)
{
Console.WriteLine("Passwords do not match. Please try again.");
SetAdminPassword();
Console.Write("Username: ");
username = Console.ReadLine();
while (string.IsNullOrWhiteSpace(username))
{
Console.WriteLine("Username cannot be empty.");
Console.Write("Username: ");
username = Console.ReadLine();
}
Console.WriteLine("Password: ");
password = ReadPassword();
Console.WriteLine("Please confirm your password:");
confirmPassword = ReadPassword();
}
try
{
User adminUser = new User
{
Username = username,
Password = password,
IsAdmin = true
};
users.Add(adminUser);
SaveUsers();
Console.WriteLine("Admin user created successfully!");
// 创建用户文件夹
CreateUserFolder(username);
}
catch (Exception ex)
{
Console.WriteLine($"Error creating admin user: {ex.Message}");
}
}
private void CreateUserFolder(string username)
{
try
{
Console.WriteLine($"Creating user folder for {username}...");
// 在user文件夹下创建用户文件夹
string userFolderPath = Path.Combine(@"0:\user", username);
// 检查用户文件夹是否存在
if (!Directory.Exists(userFolderPath))
{
Directory.CreateDirectory(userFolderPath);
Console.WriteLine($"Created user folder for {username}.");
}
else
{
Console.WriteLine($"User folder for {username} already exists.");
}
}
catch (Exception ex)
{
Console.WriteLine($"Error creating user folder: {ex.Message}");
}
}
@@ -90,8 +217,8 @@ namespace CMLeonOS
Console.WriteLine("====================================");
Console.WriteLine(" System Login");
Console.WriteLine("====================================");
Console.WriteLine("Username: admin");
Console.WriteLine("Password:");
Console.WriteLine("Press any key to continue...");
Console.ReadKey(true);
// 检测ALT+Space按键
bool useFixMode = false;
@@ -142,50 +269,48 @@ namespace CMLeonOS
}
else
{
// 正常密码输入
string password = "";
password += keyInfo.KeyChar;
Console.Write("*");
// 正常登录流程
Console.Write("Username: ");
string username = Console.ReadLine();
while (true)
if (string.IsNullOrWhiteSpace(username))
{
var passKey = Console.ReadKey(true);
if (passKey.Key == ConsoleKey.Enter)
Console.WriteLine("Username cannot be empty.");
return false;
}
Console.Write("Password: ");
string password = ReadPassword();
// 查找用户
User foundUser = null;
foreach (User user in users)
{
if (user.Username.ToLower() == username.ToLower())
{
Console.WriteLine();
foundUser = user;
break;
}
else if (passKey.Key == ConsoleKey.Backspace)
{
if (password.Length > 0)
{
password = password.Substring(0, password.Length - 1);
}
}
else
{
password += passKey.KeyChar;
Console.Write("*");
}
}
try
if (foundUser == null)
{
string storedPassword = File.ReadAllText(adminPasswordFilePath);
if (password == storedPassword)
{
Console.WriteLine("Login successful!");
return true;
}
else
{
Console.WriteLine("Invalid password. Please try again.");
return false;
}
Console.WriteLine("User not found.");
return false;
}
catch (Exception ex)
if (foundUser.Password == password)
{
Console.WriteLine($"Error during login: {ex.Message}");
Console.WriteLine("Login successful!");
// 创建用户文件夹
CreateUserFolder(foundUser.Username);
return true;
}
else
{
Console.WriteLine("Invalid password. Please try again.");
return false;
}
}
@@ -206,6 +331,202 @@ namespace CMLeonOS
return false;
}
public bool AddUser(string args, bool isAdmin)
{
Console.WriteLine("====================================");
Console.WriteLine($" Add {(isAdmin ? "Admin" : "User")}");
Console.WriteLine("====================================");
string[] parts = args.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
if (parts.Length < 2)
{
Console.WriteLine("Error: Please specify username and password");
Console.WriteLine($"Usage: user add {(isAdmin ? "admin" : "user")} <username> <password>");
return false;
}
string username = parts[0];
string password = parts[1];
// 检查用户名是否已存在
foreach (User user in users)
{
if (user.Username.ToLower() == username.ToLower())
{
Console.WriteLine($"Error: User '{username}' already exists.");
return false;
}
}
try
{
User newUser = new User
{
Username = username,
Password = password,
IsAdmin = isAdmin
};
users.Add(newUser);
SaveUsers();
// 创建用户文件夹
CreateUserFolder(username);
Console.WriteLine($"{(isAdmin ? "Admin" : "User")} '{username}' created successfully!");
Console.WriteLine("You shall restart the system to apply the changes.");
return true;
}
catch (Exception ex)
{
Console.WriteLine($"Error adding user: {ex.Message}");
return false;
}
}
public bool DeleteUser(string username)
{
Console.WriteLine("====================================");
Console.WriteLine(" Delete User");
Console.WriteLine("====================================");
if (string.IsNullOrWhiteSpace(username))
{
Console.WriteLine("Error: Please specify username");
Console.WriteLine("Usage: user delete <username>");
return false;
}
// 查找用户
User foundUser = null;
foreach (User user in users)
{
if (user.Username.ToLower() == username.ToLower())
{
foundUser = user;
break;
}
}
if (foundUser == null)
{
Console.WriteLine($"Error: User '{username}' not found.");
return false;
}
// 检查是否是最后一个管理员
int adminCount = 0;
foreach (User user in users)
{
if (user.IsAdmin)
{
adminCount++;
}
}
if (foundUser.IsAdmin && adminCount <= 1)
{
Console.WriteLine("Error: Cannot delete the last admin user.");
return false;
}
try
{
users.Remove(foundUser);
SaveUsers();
Console.WriteLine($"User '{username}' deleted successfully!");
return true;
}
catch (Exception ex)
{
Console.WriteLine($"Error deleting user: {ex.Message}");
return false;
}
}
public void ListUsers()
{
Console.WriteLine("====================================");
Console.WriteLine(" User List");
Console.WriteLine("====================================");
if (users.Count == 0)
{
Console.WriteLine("No users found.");
return;
}
Console.WriteLine();
foreach (User user in users)
{
string userType = user.IsAdmin ? "[ADMIN]" : "[USER]";
Console.WriteLine($"{userType} {user.Username}");
}
}
public bool ChangePassword()
{
Console.WriteLine("====================================");
Console.WriteLine(" Change Password");
Console.WriteLine("====================================");
Console.Write("Please enter your current password: ");
string currentPassword = ReadPassword();
// 查找当前登录用户
User currentUser = null;
foreach (User user in users)
{
if (user.Username.ToLower() == "current")
{
currentUser = user;
break;
}
}
if (currentUser == null)
{
Console.WriteLine("Error: No user logged in.");
return false;
}
Console.Write("Please enter your new password: ");
string newPassword = ReadPassword();
Console.WriteLine("Please confirm your new password: ");
string confirmPassword = ReadPassword();
if (newPassword == confirmPassword)
{
try
{
currentUser.Password = newPassword;
SaveUsers();
Console.WriteLine("Password changed successfully!");
return true;
}
catch (Exception ex)
{
Console.WriteLine($"Error changing password: {ex.Message}");
return false;
}
}
else
{
Console.WriteLine("New passwords do not match.");
return false;
}
}
public void Logout()
{
Console.WriteLine("====================================");
Console.WriteLine(" User Logout");
Console.WriteLine("====================================");
Console.WriteLine("Logging out...");
Console.WriteLine("Logout successful!");
}
private string ReadPassword()
{
string password = "";
@@ -222,8 +543,6 @@ namespace CMLeonOS
if (password.Length > 0)
{
password = password.Substring(0, password.Length - 1);
// 简化退格处理，只修改password字符串
// 在Cosmos中，Console.Write("\b \b")可能不被支持
}
}
else
@@ -234,51 +553,5 @@ namespace CMLeonOS
}
return password;
}
public bool ChangePassword()
{
Console.WriteLine("====================================");
Console.WriteLine(" Change Password");
Console.WriteLine("====================================");
// 验证当前密码
Console.WriteLine("Please enter your current password:");
string currentPassword = ReadPassword();
try
{
string storedPassword = File.ReadAllText(adminPasswordFilePath);
if (currentPassword != storedPassword)
{
Console.WriteLine("Current password is incorrect.");
return false;
}
// 设置新密码
Console.WriteLine("Please enter your new password:");
string newPassword = ReadPassword();
Console.WriteLine("Please confirm your new password:");
string confirmPassword = ReadPassword();
if (newPassword == confirmPassword)
{
// 存储新密码
File.WriteAllText(adminPasswordFilePath, newPassword);
Console.WriteLine("Password changed successfully!");
return true;
}
else
{
Console.WriteLine("New passwords do not match.");
return false;
}
}
catch (Exception ex)
{
Console.WriteLine($"Error changing password: {ex.Message}");
return false;
}
}
}
}
}