feat: local server 添加连接

Server/Common/AES.cs

@@ -0,0 +1,128 @@
+using System;
+using System.IO;
+using System.Security.Cryptography;
+using System.Text;
+
+namespace Common;
+
+
+/// <summary>
+/// 与目标服务器通信将会加密
+/// </summary>
+public class AESHelper
+{
+    static readonly byte[] Key =
+    [
+        0x11,
+        0xF2,
+        0xAF,
+        0xCF,
+        0xFF,
+        0x8B,
+        0x4C,
+        0x7D,
+        0x23,
+        0x96,
+        0x1B,
+        0x32,
+        0x43,
+        0xA4,
+        0x55,
+        0xF6,
+        0x29,
+        0x1C,
+        0x1B,
+        0x92,
+        0x23,
+        0x44,
+        0xB5,
+        0xF6,
+    ];
+    static readonly byte[] IV =
+    [
+        0xD1,
+        0xF7,
+        0xAB,
+        0xCA,
+        0xBC,
+        0x7B,
+        0x2C,
+        0x3D,
+        0xFA,
+        0xAA,
+        0xFC,
+        0xA8,
+        0x28,
+        0x19,
+        0x9C,
+        0xB6,
+    ];
+
+    public static byte[] EncryptStringToBytes_Aes(string plainText)
+    {
+        // Check arguments.
+        if (plainText == null || plainText.Length <= 0)
+            throw new ArgumentNullException(nameof(plainText), "can't be null");
+        byte[] encrypted;
+
+        // Create an Aes object
+        // with the specified key and IV.
+        using (Aes aesAlg = Aes.Create())
+        {
+            aesAlg.Key = Key;
+            aesAlg.IV = IV;
+
+            // Create an encryptor to perform the stream transform.
+            ICryptoTransform encryptor = aesAlg.CreateEncryptor(aesAlg.Key, aesAlg.IV);
+
+            // Create the streams used for encryption.
+            using MemoryStream msEncrypt = new();
+            using CryptoStream csEncrypt = new(
+                    msEncrypt,
+                    encryptor,
+                    CryptoStreamMode.Write
+                );
+            using (StreamWriter swEncrypt = new(csEncrypt))
+            {
+                //Write all data to the stream.
+                swEncrypt.Write(plainText);
+            }
+            encrypted = msEncrypt.ToArray();
+        }
+
+        // Return the encrypted bytes from the memory stream.
+        return encrypted;
+    }
+
+   public static string DecryptStringFromBytes_Aes(byte[] cipherText)
+    {
+        // Check arguments.
+        if (cipherText == null || cipherText.Length <= 0)
+            throw new ArgumentNullException(nameof(cipherText), "can't be null");
+
+        // Declare the string used to hold
+        // the decrypted text.
+        string plaintext = string.Empty;
+
+        // Create an Aes object
+        // with the specified key and IV.
+        using (Aes aesAlg = Aes.Create())
+        {
+            aesAlg.Key = Key;
+            aesAlg.IV = IV;
+
+            // Create a decryptor to perform the stream transform.
+            ICryptoTransform decryptor = aesAlg.CreateDecryptor(aesAlg.Key, aesAlg.IV);
+
+            // Create the streams used for decryption.
+            using MemoryStream msDecrypt = new(cipherText);
+            using CryptoStream csDecrypt = new(msDecrypt, decryptor, CryptoStreamMode.Read);
+            using StreamReader srDecrypt = new(csDecrypt);
+            // Read the decrypted bytes from the decrypting stream
+            // and place them in a string.
+            plaintext = srDecrypt.ReadToEnd();
+        }
+
+        return plaintext;
+    }
+}

Server/Common/Message.cs

@@ -0,0 +1,7 @@
+namespace Common;
+
+public class SyncMsg(bool isSuccess, string body)
+{
+    public bool IsSuccess { get; set; } = isSuccess;
+    public string Body { get; set; } = body;
+}

Server/LocalServer/Controllers/LocalServerController.cs

@@ -1,3 +1,4 @@
+using System.Net.NetworkInformation;
 using System.Text;
 using Microsoft.AspNetCore.Mvc;
 
@@ -28,6 +29,19 @@ namespace LocalServer.Controllers
                 HttpContext.Response.StatusCode = StatusCodes.Status400BadRequest;
             }
         }
+
+        [Route("/macaddr")]
+        public string GetMacAddress()
+        {
+            NetworkInterface[] nics = NetworkInterface.GetAllNetworkInterfaces();
+            string macaddrs = "";
+            foreach (NetworkInterface nic in nics)
+            {
+                PhysicalAddress physicalAddress = nic.GetPhysicalAddress();
+                macaddrs += physicalAddress.ToString() + ";";
+            }
+            return macaddrs;
+        }
         //TODO 是否在本地记载同步日志？
     }
 }

Server/LocalServer/LocalServer.csproj

@@ -10,4 +10,8 @@
     <PackageReference Include="Swashbuckle.AspNetCore" Version="6.4.0" />
   </ItemGroup>
 
+  <ItemGroup>
+    <ProjectReference Include="..\Common\Common.csproj" />
+  </ItemGroup>
+
 </Project>

Server/LocalServer/LocalSyncServer.cs

@@ -1,19 +1,108 @@
 using System.Net.WebSockets;
+using System.Text;
+using System.Text.Json;
+using Common;
+using LocalServer.Models;
 
 namespace LocalServer;
 
 public class LocalSyncServer
 {
-    public readonly WebSocket Socket;
+    public StateHelpBase StateHelper;
+
+    public Config? SyncConfig;
+
+    /// <summary>
+    /// 发布源连接
+    /// </summary>
+    public readonly WebSocket LocalSocket;
+
+    /// <summary>
+    /// 发布源-缓冲区，存储数据 最大1MB
+    /// </summary>
+    public byte[] Buffer = new byte[1024 * 1024];
+
+    /// <summary>
+    /// 发布目标-连接
+    /// </summary>
+    public readonly ClientWebSocket RemoteSocket = new();
+
+    /// <summary>
+    /// 发布开始时间
+    /// </summary>
+    private readonly DateTime StartTime = DateTime.Now;
+
+    /// <summary>
+    /// 发布名称
+    /// </summary>
     public readonly string Name;
 
+    /// <summary>
+    /// 父工程，用于释放资源
+    /// </summary>
     public readonly LocalSyncServerFactory Factory;
 
     public LocalSyncServer(WebSocket socket, string name, LocalSyncServerFactory factory)
     {
-        Socket = socket;
+        LocalSocket = socket;
         Name = name;
         Factory = factory;
-        
+        StateHelper = new LocalAuthorityState(this);
     }
+
+    public async Task Start()
+    {
+        //最大1MB
+        var buffer = new byte[1024 * 1024];
+        var receiveResult = await LocalSocket.ReceiveAsync(
+            new ArraySegment<byte>(buffer),
+            CancellationToken.None
+        );
+
+        while (!receiveResult.CloseStatus.HasValue)
+        {
+            await LocalSocket.SendAsync(
+                new ArraySegment<byte>(buffer, 0, receiveResult.Count),
+                receiveResult.MessageType,
+                receiveResult.EndOfMessage,
+                CancellationToken.None
+            );
+
+            receiveResult = await LocalSocket.ReceiveAsync(
+                new ArraySegment<byte>(buffer),
+                CancellationToken.None
+            );
+        }
+        Factory.RemoveLocalSyncServer(this);
+        await LocalSocket.CloseAsync(
+            receiveResult.CloseStatus.Value,
+            receiveResult.CloseStatusDescription,
+            CancellationToken.None
+        );
+    }
+
+    public async void LocalSocketSendMsg(object msgOb)
+    {
+        string msg = JsonSerializer.Serialize(msgOb);
+        await LocalSocket.SendAsync(
+            new ArraySegment<byte>(Encoding.UTF8.GetBytes(msg)),
+            WebSocketMessageType.Text,
+            true,
+            CancellationToken.None
+        );
+    }
+
+    public async void RemoteSocketSendMsg(object msgOb)
+    {
+        string msg = JsonSerializer.Serialize(msgOb);
+        var buffer = AESHelper.EncryptStringToBytes_Aes(msg);
+        await RemoteSocket.SendAsync(
+            buffer,
+            WebSocketMessageType.Text,
+            true,
+            CancellationToken.None
+        );
+    }
+
+    public void Close() { }
 }

Server/LocalServer/LocalSyncServerFactory.cs

@@ -4,19 +4,29 @@ namespace LocalServer;
 
 public class LocalSyncServerFactory
 {
-    public void CreateLocalSyncServer(WebSocket socket, string name)
+    private readonly object Lock = new();
+
+    public async void CreateLocalSyncServer(WebSocket socket, string name)
     {
         if (Servers.Select(x => x.Name == name).Any())
         {
             throw new Exception("there already is a server with that name is Runing!");
         }
-        Servers.Add(new LocalSyncServer(socket, name, this));
+        var server = new LocalSyncServer(socket, name, this);
+        lock (Lock)
+        {
+            Servers.Add(server);
+        }
+        await server.Start();
     }
 
     private readonly List<LocalSyncServer> Servers = [];
 
     public void RemoveLocalSyncServer(LocalSyncServer server)
+    {
+        lock (Lock)
         {
             Servers.Remove(server);
         }
+    }
 }

Server/LocalServer/Models/Config.cs

@@ -0,0 +1,32 @@
+namespace LocalServer.Models;
+
+public class DirFileConfig
+{
+    /// <summary>
+    /// 本地-源根目录
+    /// </summary>
+    public required string LocalRootPath { get; set; }
+
+    /// <summary>
+    /// 远程-目标根目录
+    /// </summary>
+    public required string RemoteRootPath { get; set; }
+
+    /// <summary>
+    /// 排除的文件，它是根目录的相对路径
+    /// </summary>
+    public List<string>? ExcludeFiles { get; set; }
+
+    /// <summary>
+    /// 除此外全部忽略，最高优先级，若有值，ExcludeFiles 将被忽略，它是根目录的相对路径
+    /// </summary>
+    public List<DirFileConfig>? CherryPickFiles { get; set; }
+}
+
+public class Config
+{
+    public required string Name { get; set; }
+    public required string RemoteUrl { get; set; }
+
+    public List<DirFileConfig>? DirFileConfigs { get; set; }
+}

Server/LocalServer/StateHelper.cs

@@ -0,0 +1,189 @@
+using System.Net.NetworkInformation;
+using System.Net.WebSockets;
+using System.Runtime.Intrinsics.Arm;
+using System.Security.AccessControl;
+using System.Text;
+using System.Text.Json;
+using Common;
+using LocalServer.Models;
+
+namespace LocalServer;
+
+// enum StateWhenMsg
+// {
+//     Authority = 0,
+//     ConfigInfo = 1,
+//     LocalPackAndUpload = 2,
+//     RemoteUnPackAndRelease = 3,
+// }
+
+public abstract class StateHelpBase(LocalSyncServer context)
+{
+    protected readonly LocalSyncServer Context = context;
+
+    public abstract void HandleRemoteMsg(SyncMsg? msg);
+
+    public abstract void HandleLocalMsg(SyncMsg? msg);
+}
+
+/// <summary>
+/// 0. 发布源验证密码
+/// </summary>
+/// <param name="context"></param>
+public class LocalAuthorityState(LocalSyncServer context) : StateHelpBase(context)
+{
+    public override void HandleRemoteMsg(SyncMsg? msg)
+    {
+        throw new NotImplementedException("error usage!");
+    }
+
+    public override void HandleLocalMsg(SyncMsg? msg)
+    {
+        if (msg == null)
+        {
+            return;
+        }
+        else
+        {
+            string Pwd = msg.Body;
+            if (Pwd == "Xfs1%$@_fdYU.>>")
+            {
+                Context.LocalSocketSendMsg(new SyncMsg(true, "源服务密码校验成功！"));
+                Context.StateHelper = new WaitingConfigInfoState(Context);
+            }
+            else
+            {
+                throw new UnauthorizedAccessException("pwd error!");
+            }
+        }
+    }
+}
+
+/// <summary>
+/// 1. 获取配置信息，它包含目标的服务器的配置信息
+/// </summary>
+/// <param name="context"></param>
+public class WaitingConfigInfoState(LocalSyncServer context) : StateHelpBase(context)
+{
+    public override void HandleRemoteMsg(SyncMsg? msg) { }
+
+    public override void HandleLocalMsg(SyncMsg? msg)
+    {
+        if (msg == null)
+        {
+            return;
+        }
+        else
+        {
+            string ConfigInfo = msg.Body;
+            Context.SyncConfig =
+                JsonSerializer.Deserialize<Config>(ConfigInfo)
+                ?? throw new NullReferenceException("ConfigInfo is null");
+            var task = Context.RemoteSocket.ConnectAsync(
+                new Uri(Context.SyncConfig.RemoteUrl),
+                CancellationToken.None
+            );
+            if (task.Wait(10000))
+            {
+                if (Context.RemoteSocket.State == WebSocketState.Open)
+                {
+                    var state = new RemoteAuthorityState(Context);
+                    state.SendPwdToRemoteServer();
+                    Context.StateHelper = state;
+                }
+                else
+                {
+                    throw new Exception("connect remote server failed!");
+                }
+            }
+            else
+            {
+                throw new TimeoutException("connect remote server timeout");
+            }
+        }
+    }
+}
+
+/// <summary>
+/// 2. 目标服务器权限校验
+/// </summary>
+/// <param name="context"></param>
+public class RemoteAuthorityState(LocalSyncServer context) : StateHelpBase(context)
+{
+    public override void HandleRemoteMsg(SyncMsg? msg)
+    {
+        if (msg == null)
+        {
+            return;
+        }
+        else { }
+    }
+
+    public override void HandleLocalMsg(SyncMsg? msg) { }
+
+    public void SendPwdToRemoteServer()
+    {
+        var authorityInfo = new
+        {
+            Pwd = "xfs@#123hd??1>>|12#4",
+            MacAdr = new LocalServer.Controllers.LocalServerController(
+                Context.Factory
+            ).GetMacAddress()
+        };
+        Context.RemoteSocketSendMsg(authorityInfo);
+    }
+}
+
+/// <summary>
+/// 3. 文件比较
+/// </summary>
+/// <param name="context"></param>
+public class DirFilesDiffState(LocalSyncServer context) : StateHelpBase(context)
+{
+    public override void HandleRemoteMsg(SyncMsg? msg)
+    {
+        if (msg == null)
+        {
+            return;
+        }
+        else { }
+    }
+
+    public override void HandleLocalMsg(SyncMsg? msg) { }
+}
+
+/// <summary>
+/// 4. 本地打包并上传
+/// </summary>
+/// <param name="context"></param>
+public class LocalPackAndUploadState(LocalSyncServer context) : StateHelpBase(context)
+{
+    public override void HandleRemoteMsg(SyncMsg? msg)
+    {
+        if (msg == null)
+        {
+            return;
+        }
+        else { }
+    }
+
+    public override void HandleLocalMsg(SyncMsg? msg) { }
+}
+
+/// <summary>
+/// 5. 目标服务器解包并发布
+/// </summary>
+/// <param name="context"></param>
+public class RemoteUnPackAndReleaseState(LocalSyncServer context) : StateHelpBase(context)
+{
+    public override void HandleRemoteMsg(SyncMsg? msg)
+    {
+        if (msg == null)
+        {
+            return;
+        }
+        else { }
+    }
+
+    public override void HandleLocalMsg(SyncMsg? msg) { }
+}