Add: run without console input support

src/Neo.CLI/CLI/CommandLineOption.cs

@@ -21,6 +21,7 @@ public class CommandLineOptions
         public string? DBPath { get; init; }
         public LogLevel Verbose { get; init; } = LogLevel.Info;
         public bool? NoVerify { get; init; }
+        public bool Background { get; init; }
 
         /// <summary>
         /// Check if CommandLineOptions was configured

src/Neo.CLI/CLI/MainService.CommandLine.cs

@@ -21,11 +21,12 @@ public partial class MainService
     {
         public int OnStartWithCommandLine(string[] args)
         {
-            RootCommand rootCommand = new(Assembly.GetExecutingAssembly().GetCustomAttribute<AssemblyTitleAttribute>()!.Title)
+            var rootCommand = new RootCommand(Assembly.GetExecutingAssembly().GetCustomAttribute<AssemblyTitleAttribute>()!.Title)
             {
                 new Option<string>(["-c", "--config","/config"], "Specifies the config file."),
                 new Option<string>(["-w", "--wallet","/wallet"], "The path of the neo3 wallet [*.json]."),
                 new Option<string>(["-p", "--password" ,"/password"], "Password to decrypt the wallet, either from the command line or config file."),
+                new Option<bool>(["--background","/background"], "Run the service in background."),
                 new Option<string>(["--db-engine","/db-engine"], "Specify the db engine."),
                 new Option<string>(["--db-path","/db-path"], "Specify the db path."),
                 new Option<string>(["--noverify","/noverify"], "Indicates whether the blocks need to be verified when importing."),
@@ -39,6 +40,7 @@ public int OnStartWithCommandLine(string[] args)
 
         private void Handle(RootCommand command, CommandLineOptions options, InvocationContext context)
         {
+            IsBackground = options.Background;
             Start(options);
         }
 
@@ -72,7 +74,9 @@ private static void CustomProtocolSettings(CommandLineOptions options, ProtocolS
 
         private static void CustomApplicationSettings(CommandLineOptions options, Settings settings)
         {
-            var tempSetting = string.IsNullOrEmpty(options.Config) ? settings : new Settings(new ConfigurationBuilder().AddJsonFile(options.Config, optional: true).Build().GetSection("ApplicationConfiguration"));
+            var tempSetting = string.IsNullOrEmpty(options.Config)
+                ? settings
+                : new Settings(new ConfigurationBuilder().AddJsonFile(options.Config, optional: true).Build().GetSection("ApplicationConfiguration"));
             var customSetting = new Settings
             {
                 Logger = tempSetting.Logger,

src/Neo.ConsoleService/ConsoleServiceBase.cs

@@ -35,6 +35,8 @@ public abstract class ConsoleServiceBase
 
         protected bool ShowPrompt { get; set; } = true;
 
+        protected bool IsBackground { get; set; } = false;
+
         private bool _running;
         private readonly CancellationTokenSource _shutdownTokenSource = new();
         private readonly CountdownEvent _shutdownAcknowledged = new(1);
@@ -522,7 +524,7 @@ private void OnScCommand(string action)
             }
 
             string arguments;
-            if (action == "/install")
+            if (action == "install")
             {
                 var fileName = Process.GetCurrentProcess().MainModule!.FileName;
                 arguments = $"create {ServiceName} start= auto binPath= \"{fileName}\"";
@@ -551,17 +553,39 @@ private void OnScCommand(string action)
             }
         }
 
+        private void WaitForShutdown()
+        {
+            _running = true;
+            try
+            {
+                _shutdownTokenSource.Token.WaitHandle.WaitOne();
+            }
+            catch (OperationCanceledException)
+            {
+                // Expected when shutdown is triggered
+            }
+            _running = false;
+        }
+
         public void Run(string[] args)
         {
             if (Environment.UserInteractive)
             {
-                if (args.Length == 1 && (args[0] == "/install" || args[0] == "/uninstall"))
+                if (args.Length == 1 && (args[0] == "--install" || args[0] == "/install"))
                 {
-                    OnScCommand(args[0]);
+                    OnScCommand("install");
+                }
+                else if (args.Length == 1 && (args[0] == "--uninstall" || args[0] == "/uninstall"))
+                {
+                    OnScCommand("uninstall");
                 }
                 else
                 {
-                    if (OnStart(args)) RunConsole();
+                    if (OnStart(args))
+                    {
+                        if (IsBackground) WaitForShutdown();
+                        else RunConsole();
+                    }
                     OnStop();
                 }
             }