diff --git a/src/Luban.ClientServer/Program.cs b/src/Luban.ClientServer/Program.cs
index 467548c..6926137 100644
--- a/src/Luban.ClientServer/Program.cs
+++ b/src/Luban.ClientServer/Program.cs
@@ -162,7 +162,7 @@ Options:
             }
             StringTemplateUtil.AddTemplateSearchPath(FileUtil.GetPathRelateApplicationDirectory("Templates"));
 
-            GenServer.Ins.Start(options.Port, ProtocolStub.Factories);
+            GenServer.Ins.Start(true, options.Port, ProtocolStub.Factories);
 
             GenServer.Ins.RegisterJob("cfg", new Luban.Job.Cfg.JobController());
             GenServer.Ins.RegisterJob("proto", new Luban.Job.Proto.JobController());
diff --git a/src/Luban.Server.Common/Source/IAgent.cs b/src/Luban.Server.Common/Source/IAgent.cs
new file mode 100644
index 0000000..2d68c34
--- /dev/null
+++ b/src/Luban.Server.Common/Source/IAgent.cs
@@ -0,0 +1,27 @@
+using Luban.Common.Protos;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace Luban.Server.Common
+{
+    public interface IAgent
+    {
+        Task<byte[]> GetFromCacheOrReadAllBytesAsync(string file, string md5);
+
+        Task<byte[]> ReadAllBytesAsync(string file);
+
+        Task<GetImportFileOrDirectoryRes> GetFileOrDirectoryAsync(string file, params string[] searchPatterns);
+
+        Task<QueryFilesExistsRes> QueryFileExistsAsync(QueryFilesExistsArg arg);
+
+        Task<XElement> OpenXmlAsync(string xmlFile);
+
+        void Error(string fmt, params object[] objs);
+
+        void Info(string fmt, params object[] objs);
+    }
+}
diff --git a/src/Luban.Server.Common/Source/LocalAgent.cs b/src/Luban.Server.Common/Source/LocalAgent.cs
new file mode 100644
index 0000000..a29e296
--- /dev/null
+++ b/src/Luban.Server.Common/Source/LocalAgent.cs
@@ -0,0 +1,24 @@
+using Bright.Net.ServiceModes.Managers;
+using Luban.Common.Protos;
+using Luban.Common.Utils;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace Luban.Server.Common
+{
+    public class LocalAgent : RemoteAgent
+    {
+        public LocalAgent(SessionBase session) : base(session)
+        {
+        }
+
+        public override Task<byte[]> ReadAllBytesAsync(string file)
+        {
+            return FileUtil.ReadAllBytesAsync(file);
+        }
+    }
+}
diff --git a/src/Luban.Server.Common/Source/RemoteAgent.cs b/src/Luban.Server.Common/Source/RemoteAgent.cs
index 8694245..0a2477c 100644
--- a/src/Luban.Server.Common/Source/RemoteAgent.cs
+++ b/src/Luban.Server.Common/Source/RemoteAgent.cs
@@ -31,22 +31,19 @@ namespace Luban.Server.Common
         }
     }
 
-    public class RemoteAgent
+    public class RemoteAgent : IAgent
     {
         private static readonly NLog.Logger s_logger = NLog.LogManager.GetCurrentClassLogger();
 
         public SessionBase Session { get; }
 
-        private readonly bool _trace;
-
         private readonly ConcurrentDictionary<string, Task<byte[]>> _remoteReadAllBytesTasks = new();
 
         private readonly ConcurrentDictionary<string, Task<GetImportFileOrDirectoryRes>> _getImportFileOrDirTasks = new();
 
-        public RemoteAgent(SessionBase session, bool trace)
+        public RemoteAgent(SessionBase session)
         {
             Session = session;
-            _trace = trace;
         }
 
         private const int GET_INPUT_FILE_TIMEOUT = 10;
@@ -63,7 +60,7 @@ namespace Luban.Server.Common
             return content;
         }
 
-        public Task<byte[]> ReadAllBytesAsync(string file)
+        public virtual Task<byte[]> ReadAllBytesAsync(string file)
         {
             return _remoteReadAllBytesTasks.GetOrAdd(file, f =>
             {
@@ -129,7 +126,6 @@ namespace Luban.Server.Common
             }
         }
 
-
         #region log
 
         public void Error(string fmt, params object[] objs)
@@ -137,43 +133,15 @@ namespace Luban.Server.Common
             Log("error", string.Format(fmt, objs));
         }
 
-        public void Error(Exception e, string s)
-        {
-            LogException(e, s);
-        }
-
-        public void Error(Exception e, string fmt, params object[] objs)
-        {
-            LogException(e, string.Format(fmt, objs));
-        }
-
         public void Info(string fmt, params object[] objs)
         {
             Log("info", string.Format(fmt, objs));
         }
 
-        public void Info(string s)
-        {
-            Log("info", s);
-        }
-
-        public void Trace(string fmt, params object[] objs)
-        {
-            if (_trace)
-            {
-                Log("trace", string.Format(fmt, objs));
-            }
-        }
-
         private void Log(string level, string content)
         {
             Session.Send(new PushLog() { Level = level, LogContent = content });
         }
-
-        private void LogException(Exception e, string content)
-        {
-            Session.Send(new PushException() { LogContent = content, Message = e.Message, StackTrace = e.StackTrace });
-        }
         #endregion
     }
 }
diff --git a/src/Luban.Server/Source/GenServer.cs b/src/Luban.Server/Source/GenServer.cs
index 00ffa2a..59ba72f 100644
--- a/src/Luban.Server/Source/GenServer.cs
+++ b/src/Luban.Server/Source/GenServer.cs
@@ -33,15 +33,18 @@ namespace Luban.Server
 
         private readonly Dictionary<string, IJobController> _jobs = new Dictionary<string, IJobController>();
 
-        public void Start(int port, Dictionary<int, ProtocolCreator> factories)
+        private bool _localServer;
+
+        public void Start(bool localhost, int port, Dictionary<int, ProtocolCreator> factories)
         {
+            _localServer = localhost;
             _handlers.Add(GetOutputFile.ID, (s, p) => OnGetOutputFile(s, (GetOutputFile)p));
             _handlers.Add(GenJob.ID, (s, p) => OnGenJob(s, (GenJob)p));
 
             var worker = new EventLoopGroup(4, 16);
             var server = new TcpServerBootstrap
             {
-                LocalAddress = new IPEndPoint(IPAddress.Any, port),
+                LocalAddress = new IPEndPoint(localhost ? IPAddress.Loopback : IPAddress.Any, port),
 
                 ChildrenEventLoopGroup = worker,
                 EventLoop = worker.ChooseEventLoop(),
@@ -102,7 +105,7 @@ namespace Luban.Server
 
             if (_jobs.TryGetValue(rpc.Arg.JobType, out var jobController))
             {
-                _ = jobController.GenAsync(new RemoteAgent(session, rpc.Arg.Verbose), rpc);
+                _ = jobController.GenAsync(_localServer ? new LocalAgent(session) : new RemoteAgent(session), rpc);
             }
             else
             {
diff --git a/src/Luban.Server/Source/Program.cs b/src/Luban.Server/Source/Program.cs
index 1690f4c..da764b5 100644
--- a/src/Luban.Server/Source/Program.cs
+++ b/src/Luban.Server/Source/Program.cs
@@ -59,7 +59,7 @@ namespace Luban.Server
 
             System.Text.Encoding.RegisterProvider(System.Text.CodePagesEncodingProvider.Instance);
 
-            GenServer.Ins.Start(options.Port, ProtocolStub.Factories);
+            GenServer.Ins.Start(false, options.Port, ProtocolStub.Factories);
 
             GenServer.Ins.RegisterJob("cfg", new Luban.Job.Cfg.JobController());
             GenServer.Ins.RegisterJob("proto", new Luban.Job.Proto.JobController());