diff options
Diffstat (limited to 'ShiftOS_TheReturn')
| -rw-r--r-- | ShiftOS_TheReturn/Commands.cs | 133 | ||||
| -rw-r--r-- | ShiftOS_TheReturn/KernelWatchdog.cs | 34 | ||||
| -rw-r--r-- | ShiftOS_TheReturn/SaveSystem.cs | 3 | ||||
| -rw-r--r-- | ShiftOS_TheReturn/Shiftorium.cs | 2 | ||||
| -rw-r--r-- | ShiftOS_TheReturn/TerminalBackend.cs | 496 |
5 files changed, 300 insertions, 368 deletions
diff --git a/ShiftOS_TheReturn/Commands.cs b/ShiftOS_TheReturn/Commands.cs index c2005f2..96e5af5 100644 --- a/ShiftOS_TheReturn/Commands.cs +++ b/ShiftOS_TheReturn/Commands.cs @@ -330,8 +330,13 @@ namespace ShiftOS.Engine { foreach (var upg in Shiftorium.GetDefaults()) { - Shiftorium.Buy(upg.ID, 0); + if (!SaveSystem.CurrentSave.Upgrades.ContainsKey(upg.ID)) + SaveSystem.CurrentSave.Upgrades.Add(upg.ID, true); + else + SaveSystem.CurrentSave.Upgrades[upg.ID] = true; } + Shiftorium.InvokeUpgradeInstalled(); + SkinEngine.LoadSkin(); return true; } @@ -453,122 +458,40 @@ namespace ShiftOS.Engine [Command("help", "{COMMAND_HELP_USAGE", "{COMMAND_HELP_DESCRIPTION}")] public static bool Help(Dictionary<string, object> args) { - Console.WriteLine("Retrieving help data..."); + var sb = new StringBuilder(); + sb.AppendLine("Retrieving help data."); + if (args.ContainsKey("ns")) { - if (args["ns"] is string) + string ns = args["ns"].ToString(); + //First let's check for a command that has this namespace. + var cmdtest = TerminalBackend.Commands.FirstOrDefault(x => x.NamespaceInfo.name == ns); + if (cmdtest == null) //Namespace not found. + sb.AppendLine("Error retrieving help for namespace \"" + ns + "\". Namespace not found."); + else { - string ns = args["ns"].ToString(); - bool foundNS = false; - foreach (var exec in System.IO.Directory.GetFiles(Environment.CurrentDirectory)) + //Now do the actual scan. + sb.AppendLine("Namespace: " + ns); + foreach(var cmd in TerminalBackend.Commands.Where(x => x.NamespaceInfo.name == ns)) { - if (exec.EndsWith(".exe") || exec.EndsWith(".dll")) - { - try - { - var asm = Assembly.LoadFile(exec); - - var types = asm.GetTypes(); - - foreach (var type in types) - { - if (Shiftorium.UpgradeAttributesUnlocked(type)) - { - var nsa = (Namespace)type.GetCustomAttributes(false).FirstOrDefault(x => x is Namespace && (x as Namespace).name == ns); - - if (nsa != null) - { - - if (!nsa.hide) - { - foundNS = true; - string descp = "{NAMESPACE_" + nsa.name.ToUpper() + "_DESCRIPTION}"; - if (descp == Localization.Parse(descp)) - descp = ""; - else - descp = Shiftorium.UpgradeInstalled("help_description") ? Localization.Parse("{SEPERATOR}" + descp) : ""; - - Console.WriteLine($"{{NAMESPACE}}{nsa.name}" + descp); - - foreach (var method in type.GetMethods(BindingFlags.Public | BindingFlags.Static)) - { - if (Shiftorium.UpgradeAttributesUnlocked(method)) - { - foreach (var ma in method.GetCustomAttributes(false)) - { - if (ma is Command) - { - var cmd = ma as Command; - - if (!cmd.hide) - { - string descriptionparse = "{COMMAND_" + nsa.name.ToUpper() + "_" + cmd.name.ToUpper() + "_DESCRIPTION}"; - string usageparse = "{COMMAND_" + nsa.name.ToUpper() + "_" + cmd.name.ToUpper() + "_USAGE}"; - if (descriptionparse == Localization.Parse(descriptionparse)) - descriptionparse = ""; - else - descriptionparse = Shiftorium.UpgradeInstalled("help_description") ? Localization.Parse("{SEPERATOR}" + descriptionparse) : ""; - - if (usageparse == Localization.Parse(usageparse)) - usageparse = ""; - else - usageparse = Shiftorium.UpgradeInstalled("help_usage") ? Localization.Parse("{SEPERATOR}" + usageparse, new Dictionary<string, string>() { - {"%ns", nsa.name}, - {"%cmd", cmd.name} - }) : ""; - - Console.WriteLine($"{{COMMAND}}{nsa.name}.{cmd.name}" + usageparse + descriptionparse); - } - } - } - } - - } - } - } - } - } - - } - - - - - catch { } - } + string str = cmd.ToString(); + str = str.Replace(str.Substring(str.LastIndexOf("|")), ""); + sb.AppendLine(str); } - if (foundNS == false) - { - Console.WriteLine("Error: Namespace not found! Couldn't retrieve help info."); - } - } - return true; } - - foreach(var exec in System.IO.Directory.GetFiles(Environment.CurrentDirectory)) + else { - if(exec.ToLower().EndsWith(".exe") || exec.ToLower().EndsWith(".dll")) + + //print all unique namespaces. + foreach(var n in TerminalBackend.Commands.Select(x => x.NamespaceInfo.name).Distinct()) { - try - { - var asm = Assembly.LoadFile(exec); - foreach(var type in asm.GetTypes()) - { - Namespace ns = type.GetCustomAttributes(false).FirstOrDefault(x => x is Namespace) as Namespace; - if(ns != null) - { - if(!ns.hide) - { - Console.WriteLine("sos.help{ns:\"" + ns.name + "\"}"); - } - } - } - } - catch { } + sb.AppendLine("sos.help{ns:\"" + n + "\"}"); } } + Console.WriteLine(sb.ToString()); + return true; } diff --git a/ShiftOS_TheReturn/KernelWatchdog.cs b/ShiftOS_TheReturn/KernelWatchdog.cs index 66ec1f7..0608c46 100644 --- a/ShiftOS_TheReturn/KernelWatchdog.cs +++ b/ShiftOS_TheReturn/KernelWatchdog.cs @@ -66,41 +66,19 @@ namespace ShiftOS.Engine } } - //determines if user is root - public static bool IsSafe(Type type) + public static bool IsSafe(TerminalBackend.TerminalCommand cmd) { - if (SaveSystem.CurrentUser.Permissions == Objects.UserPermissions.Root) + if (!cmd.RequiresElevation) return true; - - foreach (var attrib in type.GetCustomAttributes(false)) + else { - if (attrib is KernelModeAttribute) - { - if (SaveSystem.CurrentUser.Permissions == Objects.UserPermissions.Root) - return true; + if (SaveSystem.CurrentUser.Permissions == Objects.UserPermissions.Root) + return true; + else return false; - } } - return true; } - //also determines if user is root, only for a method instead - public static bool IsSafe(MethodInfo type) - { - if (SaveSystem.CurrentUser.Permissions == Objects.UserPermissions.Root) - return true; - - foreach (var attrib in type.GetCustomAttributes(false)) - { - if (attrib is KernelModeAttribute) - { - if (SaveSystem.CurrentUser.Permissions == Objects.UserPermissions.Root) - return true; - return false; - } - } - return true; - } static string regularUsername = ""; //put regular username in here later diff --git a/ShiftOS_TheReturn/SaveSystem.cs b/ShiftOS_TheReturn/SaveSystem.cs index 9c812c7..d74006a 100644 --- a/ShiftOS_TheReturn/SaveSystem.cs +++ b/ShiftOS_TheReturn/SaveSystem.cs @@ -137,7 +137,8 @@ namespace ShiftOS.Engine Thread.Sleep(100); Console.WriteLine("[sfs] 4096 blocks read."); Console.WriteLine("[simpl-conf] Reading configuration files (global-3.conf)"); - + Console.WriteLine("[termdb] Building command database from filesystem..."); + TerminalBackend.PopulateTerminalCommands(); Console.WriteLine("[inetd] Connecting to network..."); Ready = false; diff --git a/ShiftOS_TheReturn/Shiftorium.cs b/ShiftOS_TheReturn/Shiftorium.cs index fe436d4..0ac784e 100644 --- a/ShiftOS_TheReturn/Shiftorium.cs +++ b/ShiftOS_TheReturn/Shiftorium.cs @@ -312,6 +312,8 @@ namespace ShiftOS.Engine /// <returns>Whether the upgrade is installed.</returns> public static bool UpgradeInstalled(string id) { + if (string.IsNullOrWhiteSpace(id)) + return true; if (SaveSystem.CurrentSave != null) { if (!IsInitiated) diff --git a/ShiftOS_TheReturn/TerminalBackend.cs b/ShiftOS_TheReturn/TerminalBackend.cs index 79c6349..6a15d3e 100644 --- a/ShiftOS_TheReturn/TerminalBackend.cs +++ b/ShiftOS_TheReturn/TerminalBackend.cs @@ -24,6 +24,7 @@ using System; using System.Collections.Generic; +using System.Diagnostics; using System.Linq; using System.Reflection; using System.Text; @@ -136,6 +137,218 @@ namespace ShiftOS.Engine return JsonConvert.SerializeObject(args); } + public class TerminalCommand + { + public override int GetHashCode() + { + int hash = 0; + foreach (char c in ToString()) + { + hash += (int)c; + } + return hash; + } + + public Namespace NamespaceInfo { get; set; } + public Command CommandInfo { get; set; } + + public List<string> RequiredArguments { get; set; } + public string Dependencies { get; set; } + + public MethodInfo CommandHandler; + + public Type CommandType; + + public override string ToString() + { + StringBuilder sb = new StringBuilder(); + sb.Append(this.NamespaceInfo.name); + sb.Append("."); + sb.Append(this.CommandInfo.name); + if (this.RequiredArguments.Count > 0) + { + sb.Append("{"); + foreach (var arg in RequiredArguments) + { + sb.Append(arg); + sb.Append(":"); + if (RequiredArguments.IndexOf(arg) < RequiredArguments.Count - 1) + sb.Append(','); + } + sb.Append("}"); + } + sb.Append("|"); + sb.Append(CommandHandler.Name + "()"); + return sb.ToString(); + } + + public bool RequiresElevation { get; set; } + + public void Invoke(Dictionary<string, object> args) + { + List<string> errors = new List<string>(); + bool requiresAuth = false; + if (!KernelWatchdog.IsSafe(this)) + { + if (SaveSystem.CurrentUser.Permissions == Objects.UserPermissions.Admin) + requiresAuth = true; + else + errors.Add("You can't run this command - you do not have permission."); + } + if (errors.Count > 0) + { + foreach (var error in errors) + { + Console.WriteLine("Command error: " + error); + } + return; + } + if (requiresAuth) + { + Infobox.PromptText("Enter your password.", "This command requires you to have elevated permissions. Please enter your password to confirm this action.", (pass) => + { + if (pass == SaveSystem.CurrentUser.Password) + { + var uname = SaveSystem.CurrentUser.Username; + SaveSystem.CurrentUser = SaveSystem.CurrentSave.Users.FirstOrDefault(x => x.Username == "root"); + try + { + var h = CommandHandler; + h.Invoke(null, new[] { args }); + } + catch + { + var h = CommandHandler; + h.Invoke(null, null); + } + SaveSystem.CurrentUser = SaveSystem.CurrentSave.Users.FirstOrDefault(x => x.Username == uname); + } + else + { + Infobox.Show("Access denied.", "Incorrect password provided. The command will not run."); + } + }, true); + } + + try + { + CommandHandler.Invoke(null, new[] { args }); + } + catch + { + CommandHandler.Invoke(null, null); + } + } + } + + public class MemoryTextWriter : System.IO.TextWriter + { + public override Encoding Encoding + { + get + { + return Encoding.Unicode; + } + } + + private StringBuilder sb = null; + + public MemoryTextWriter() + { + sb = new StringBuilder(); + } + + public override string ToString() + { + return sb.ToString(); + } + + public override void Write(char value) + { + sb.Append(value); + } + + public override void WriteLine() + { + sb.AppendLine(); + } + + public override void Write(string value) + { + sb.Append(value); + } + + public override void Close() + { + sb.Clear(); + sb = null; + base.Close(); + } + + public override void WriteLine(string value) + { + sb.AppendLine(value); + } + } + + public static List<TerminalCommand> Commands { get; private set; } + + public static void PopulateTerminalCommands() + { + Commands = new List<TerminalCommand>(); + foreach(var exec in System.IO.Directory.GetFiles(Environment.CurrentDirectory)) + { + if(exec.ToLower().EndsWith(".exe") || exec.ToLower().EndsWith(".dll")) + { + try + { + var asm = Assembly.LoadFile(exec); + foreach(var type in asm.GetTypes()) + { + var ns = type.GetCustomAttributes(false).FirstOrDefault(x => x is Namespace) as Namespace; + if(ns != null) + { + foreach(var mth in type.GetMethods(BindingFlags.Public | BindingFlags.Static)) + { + var cmd = mth.GetCustomAttributes(false).FirstOrDefault(x => x is Command); + if(cmd != null) + { + var tc = new TerminalCommand(); + tc.RequiresElevation = !(type.GetCustomAttributes(false).FirstOrDefault(x => x is KernelModeAttribute) == null); + + tc.NamespaceInfo = ns; + + tc.CommandInfo = cmd as Command; + tc.RequiresElevation = tc.RequiresElevation || !(mth.GetCustomAttributes(false).FirstOrDefault(x => x is KernelModeAttribute) == null); + tc.RequiredArguments = new List<string>(); + foreach (var arg in mth.GetCustomAttributes(false).Where(x=>x is RequiresArgument)) + { + var rarg = arg as RequiresArgument; + tc.RequiredArguments.Add(rarg.argument); + } + var rupg = mth.GetCustomAttributes(false).FirstOrDefault(x => x is RequiresUpgradeAttribute) as RequiresUpgradeAttribute; + if (rupg != null) + tc.Dependencies = rupg.Upgrade; + else + tc.Dependencies = ""; + tc.CommandType = type; + tc.CommandHandler = mth; + if (!Commands.Contains(tc)) + Commands.Add(tc); + } + } + } + } + } + catch(Exception e) + { + Console.WriteLine("[termdb] Error: " + e.ToString()); + } + } + } + Console.WriteLine("[termdb] " + Commands.Count + " commands found."); + } + /// <summary> /// Invokes a ShiftOS terminal command. /// </summary> @@ -150,19 +363,27 @@ namespace ShiftOS.Engine var args = GetArgs(ref text); + Stopwatch debugger = new Stopwatch(); + debugger.Start(); bool commandWasClient = RunClient(text, args, isRemote); if (!commandWasClient) { - PrefixEnabled = false; - - ServerManager.SendMessage("script", $@"{{ - user: ""{text.Split('.')[0]}"", - script: ""{text.Split('.')[1]}"", - args: ""{GetSentArgs(args)}"" -}}"); + Console.WriteLine("Command not found."); + debugger.Stop(); + return; } CommandProcessed?.Invoke(text, GetSentArgs(args)); + debugger.Stop(); + ConsoleEx.ForegroundColor = ConsoleColor.White; + Console.Write("<"); + ConsoleEx.Bold = true; + ConsoleEx.ForegroundColor = ConsoleColor.Blue; + Console.Write("debugger"); + ConsoleEx.ForegroundColor = ConsoleColor.White; + ConsoleEx.Bold = false; + Console.Write("> "); + Console.WriteLine("Command " + text + " took " + debugger.Elapsed.ToString() + " to execute."); } catch (Exception ex) { @@ -263,237 +484,44 @@ namespace ShiftOS.Engine //Console.WriteLine(text + " " + "{" + string.Join(",", args.Select(kv => kv.Key + "=" + kv.Value).ToArray()) + "}" + " " + isRemote); - foreach (var asmExec in System.IO.Directory.GetFiles(Environment.CurrentDirectory)) + var tw = new MemoryTextWriter(); + Console.SetOut(tw); + + string[] split = text.Split('.'); + var cmd = Commands.FirstOrDefault(x => x.NamespaceInfo.name == split[0] && x.CommandInfo.name == split[1]); + if (cmd == null) + return false; + if (!Shiftorium.UpgradeInstalled(cmd.Dependencies)) + return false; + if(cmd.RequiredArguments.Count != args.Count) { - try + Console.WriteLine("Command error: Argument count mismatch! You supplied " + args.Count + " arguments to a command that expects " + cmd.RequiredArguments.Count + "."); + return true; + } + bool res = false; + foreach (var arg in cmd.RequiredArguments) + { + if (!args.ContainsKey(arg)) { - var asm = Assembly.LoadFile(asmExec); - - var types = asm.GetTypes(); - foreach (var type in types) - { - if (Shiftorium.UpgradeAttributesUnlocked(type)) - { - foreach (var a in type.GetCustomAttributes(false)) - { - if (a is Namespace) - { - var ns = a as Namespace; - if (text.Split('.')[0] == ns.name) - { - if (KernelWatchdog.IsSafe(type)) - { - if (KernelWatchdog.CanRunOffline(type)) - { - foreach (var method in type.GetMethods(BindingFlags.Public | BindingFlags.Static)) - { - if (Shiftorium.UpgradeAttributesUnlocked(method)) - { - foreach (var ma in method.GetCustomAttributes(false)) - { - if (ma is Command) - { - var cmd = ma as Command; - if (text.Split('.')[1] == cmd.name) - { - if (KernelWatchdog.IsSafe(method)) - { - if (KernelWatchdog.CanRunOffline(method)) - { - var attr = method.GetCustomAttribute<CommandObsolete>(); - - if (attr != null) - { - string newcommand = attr.newcommand; - if (attr.warn) - { - Console.WriteLine(Localization.Parse((newcommand == "" ? "{ERROR}" : "{WARN}") + attr.reason, new Dictionary<string, string>() { - {"%newcommand", newcommand} - })); - } - if (newcommand != "") - { - // redo the entire process running newcommand - - return RunClient(newcommand, args); - } - } - - var requiresArgs = method.GetCustomAttributes<RequiresArgument>(); - bool error = false; - bool providedusage = false; - - foreach (RequiresArgument argument in requiresArgs) - { - if (!args.ContainsKey(argument.argument)) - { - - if (!providedusage) - { - string usageparse = "{COMMAND_" + ns.name.ToUpper() + "_" + cmd.name.ToUpper() + "_USAGE}"; - if (usageparse == Localization.Parse(usageparse)) - usageparse = ""; - else - usageparse = Shiftorium.UpgradeInstalled("help_usage") ? Localization.Parse("{ERROR}{USAGE}" + usageparse, new Dictionary<string, string>() { - {"%ns", ns.name}, - {"%cmd", cmd.name} - }) : ""; - - Console.WriteLine(usageparse); - - providedusage = true; - } - if (Shiftorium.UpgradeInstalled("help_usage")) - { - Console.WriteLine(Localization.Parse("{ERROR_ARGUMENT_REQUIRED}", new Dictionary<string, string>() { - {"%argument", argument.argument} - })); - } - else - { - Console.WriteLine(Localization.Parse("{ERROR_ARGUMENT_REQUIRED_NO_USAGE}")); - } - - error = true; - } - } - - if (error) - { - throw new Exception("{ERROR_COMMAND_WRONG}"); - } - - try - { - return (bool)method.Invoke(null, new[] { args }); - } - catch (TargetInvocationException e) - { - Console.WriteLine(Localization.Parse("{ERROR_EXCEPTION_THROWN_IN_METHOD}")); - Console.WriteLine(e.InnerException.Message); - Console.WriteLine(e.InnerException.StackTrace); - return true; - } - catch - { - return (bool)method.Invoke(null, new object[] { }); - } - } - else - { - Console.Write("<"); - ConsoleEx.Bold = true; - ConsoleEx.ForegroundColor = ConsoleColor.DarkRed; - Console.Write("session_mgr"); - ConsoleEx.ForegroundColor = SkinEngine.LoadedSkin.TerminalForeColorCC; - ConsoleEx.Bold = false; - Console.Write(">"); - ConsoleEx.Italic = true; - ConsoleEx.ForegroundColor = ConsoleColor.DarkYellow; - Console.WriteLine(" You cannot run this command while disconnected from the multi-user domain.."); - return true; - - } - } - else - { - if (SaveSystem.CurrentUser.Permissions == Objects.UserPermissions.Admin) - { - Infobox.PromptText("Elevate to root mode", "This command cannot be run as a regular user. To run this command, please enter your password to elevate to root mode temporarily.", (pass) => - { - if (pass == SaveSystem.CurrentUser.Password) - { - KernelWatchdog.EnterKernelMode(); - RunClient(text, args, isRemote); - KernelWatchdog.LeaveKernelMode(); - } - else - { - Infobox.Show("Access denied.", "You did not type in the correct password."); - } - }, true); - return true; - } - Console.Write("<"); - ConsoleEx.Bold = true; - ConsoleEx.ForegroundColor = ConsoleColor.DarkRed; - Console.Write("watchdog"); - ConsoleEx.ForegroundColor = SkinEngine.LoadedSkin.TerminalForeColorCC; - ConsoleEx.Bold = false; - Console.Write(">"); - ConsoleEx.Italic = true; - ConsoleEx.ForegroundColor = ConsoleColor.DarkYellow; - Console.WriteLine(" You cannot run this command. You do not have permission. Incident reported."); - KernelWatchdog.Log("potential_sys_breach", "user attempted to run kernel mode command " + text + " - watchdog has prevented this, good sir."); - return true; - } - } - } - - - } - } - - else - { - Console.Write("<"); - ConsoleEx.Bold = true; - ConsoleEx.ForegroundColor = ConsoleColor.DarkRed; - Console.Write("session_mgr"); - ConsoleEx.ForegroundColor = SkinEngine.LoadedSkin.TerminalForeColorCC; - ConsoleEx.Bold = false; - Console.Write(">"); - ConsoleEx.Italic = true; - ConsoleEx.ForegroundColor = ConsoleColor.DarkYellow; - Console.WriteLine(" You cannot run this command while disconnected from the multi-user domain.."); - return true; - - } - - } - } - else - { - if (SaveSystem.CurrentUser.Permissions == Objects.UserPermissions.Admin) - { - Infobox.PromptText("Elevate to root mode", "This command cannot be run as a regular user. To run this command, please enter your password to elevate to root mode temporarily.", (pass) => - { - if (pass == SaveSystem.CurrentUser.Password) - { - KernelWatchdog.EnterKernelMode(); - RunClient(text, args, isRemote); - KernelWatchdog.LeaveKernelMode(); - } - else - { - Infobox.Show("Access denied.", "You did not type in the correct password."); - } - }, true); - return true; - } - Console.Write("<"); - ConsoleEx.Bold = true; - ConsoleEx.ForegroundColor = ConsoleColor.DarkRed; - Console.Write("watchdog"); - ConsoleEx.ForegroundColor = SkinEngine.LoadedSkin.TerminalForeColorCC; - ConsoleEx.Bold = false; - Console.Write(">"); - ConsoleEx.Italic = true; - ConsoleEx.ForegroundColor = ConsoleColor.DarkYellow; - Console.WriteLine(" You cannot run this command. You do not have permission. Incident reported."); - KernelWatchdog.Log("potential_sys_breach", "user attempted to run kernel mode command " + text + " - watchdog has prevented this, good sir."); - return true; - } - } - } - } - } - } - } + res = true; + Console.WriteLine("You are missing an argument with the key \"" + arg + "\"."); } - catch { } } - return false; + if (res == true) + return true; + try + { + cmd.Invoke(args); + } + catch(Exception ex) + { + Console.WriteLine("Command error: " + ex.Message); + } + + string buffer = tw.ToString(); + Console.SetOut(new TerminalTextWriter()); + Console.Write(buffer); + return true; } /// <summary> |