313 lines
12 KiB
C#
313 lines
12 KiB
C#
// This file is part of the EonaCat project(s) which is released under the Apache License.
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// See the LICENSE file or go to https://EonaCat.com/license for full license details.
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using EonaCat.Connections.Models;
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using EonaCat.Connections.Processors;
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using System.Reflection;
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using System.Text;
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namespace EonaCat.Connections.Client.Example
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{
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public class Program
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{
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private const bool UseProcessor = true;
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private const bool IsHeartBeatEnabled = false;
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private static List<NetworkClient> _clients = new List<NetworkClient>();
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private static long clientCount = 1;
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private static long clientsConnected = 0;
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private static string _jsonContent;
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//public static string SERVER_IP = "10.40.11.22";
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public static string SERVER_IP = "127.0.0.1";
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private static Dictionary<NetworkClient, JsonDataProcessor<dynamic>> _clientsProcessors = new Dictionary<NetworkClient, JsonDataProcessor<dynamic>>();
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private static bool testDataProcessor;
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public static bool WaitForMessage { get; private set; }
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public static bool PressEnterForNextMessage { get; private set; }
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public static bool ToConsoleOnly { get; private set; } = true;
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public static bool UseJson { get; private set; } = true;
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public static bool TESTBYTES { get; private set; }
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public static bool UseJsonProcessorTest { get; private set; } = false;
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public static async Task Main(string[] args)
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{
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for (long i = 0; i < clientCount; i++)
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{
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var clientName = $"User {i}";
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var client = await CreateClientAsync().ConfigureAwait(false);
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_clients.Add(client);
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if (testDataProcessor)
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{
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_clientsProcessors[client] = new JsonDataProcessor<dynamic>();
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}
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else
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{
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_ = StartClientAsync(clientName, client);
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}
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}
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while (true)
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{
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string message = string.Empty;
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if (WaitForMessage)
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{
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Console.Write("Enter message to send (or 'exit' to quit): ");
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message = Console.ReadLine();
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}
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if (!string.IsNullOrEmpty(message) && message.Equals("exit", StringComparison.OrdinalIgnoreCase))
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{
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foreach (var client in _clients)
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{
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await client.DisconnectClientAsync().ConfigureAwait(false);
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}
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break;
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}
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var jsonUrl = "https://samples.json-format.com/employees/json/employees_500KB.json";
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try
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{
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if (string.IsNullOrEmpty(_jsonContent) && UseJson)
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{
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using var httpClient = new HttpClient();
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_jsonContent = await httpClient.GetStringAsync(jsonUrl);
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var jsonSize = Encoding.UTF8.GetByteCount(_jsonContent);
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WriteToLog($"Using large JSON file (size: {jsonSize / 1024 / 1024} MB)");
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}
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if (UseJson)
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{
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message = _jsonContent;
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}
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if (UseJsonProcessorTest)
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{
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foreach (var client in _clients)
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{
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var processor = _clientsProcessors[client];
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processor.OnProcessTextMessage += (sender, e) =>
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{
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WriteToLog($"Processed message from {e.ClientName}: {e.Text}");
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};
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processor.OnProcessMessage += (sender, e) =>
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{
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WriteToLog($"Processed JSON message from {e.ClientName} ({e.ClientEndpoint}): {e.RawData}");
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};
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processor.MaxAllowedBufferSize = 10 * 1024 * 1024; // 10 MB
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processor.MaxMessagesPerBatch = 5;
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var json = _jsonContent;
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while (true)
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{
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processor.Process(json, "TestClient");
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await Task.Delay(100).ConfigureAwait(false);
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}
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}
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}
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}
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catch (Exception exception)
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{
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WriteToLog($"Failed to download large JSON file: {exception.Message}");
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}
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if (!string.IsNullOrEmpty(message))
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{
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foreach (var client in _clients)
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{
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if (TESTBYTES)
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{
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var bytes = new byte[] { 0x00, 0x04, 0x31, 0x32, 0x30, 0x30 };
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await client.SendAsync(bytes).ConfigureAwait(false);
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}
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else
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{
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await client.SendAsync(message).ConfigureAwait(false);
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}
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}
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}
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await Task.Delay(1000).ConfigureAwait(false);
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}
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}
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private static async Task StartClientAsync(string clientName, NetworkClient client)
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{
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await client.ConnectAsync().ConfigureAwait(false);
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// Send nickname
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await client.SendNicknameAsync(clientName);
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// Send a message
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await client.SendAsync($"Hello server, my name is {clientName}!");
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}
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private static async Task<NetworkClient> CreateClientAsync()
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{
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var config = new Configuration
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{
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Protocol = ProtocolType.TCP,
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Host = SERVER_IP,
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Port = 1111,
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UseSsl = false,
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UseAesEncryption = false,
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EnableHeartbeat = IsHeartBeatEnabled,
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AesPassword = "EonaCat.Connections.Password",
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Certificate = new System.Security.Cryptography.X509Certificates.X509Certificate2("client.pfx", "p@ss"),
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};
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var client = new NetworkClient(config);
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// Subscribe to events
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client.OnConnected += (sender, e) =>
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{
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WriteToLog($"Connected to server at {e.RemoteEndPoint}");
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Console.WriteLine($"Connected to server at {e.RemoteEndPoint}");
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Console.Title = $"Total clients {++clientsConnected}";
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};
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if (UseProcessor)
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{
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_clientsProcessors[client] = new JsonDataProcessor<object>();
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_clientsProcessors[client].OnError += (sender, e) =>
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{
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Console.WriteLine($"Processor error: {e.Message}");
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};
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_clientsProcessors[client].OnMessageError += (sender, e) =>
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{
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Console.WriteLine($"Processor message error: {e.Message}");
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};
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_clientsProcessors[client].OnProcessTextMessage += (sender, e) =>
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{
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Console.WriteLine($"Processed text message from {e.ClientName}: {e.Text}");
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};
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_clientsProcessors[client].OnProcessMessage += (sender, e) =>
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{
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ProcessMessage(e.RawData, e.ClientName, e.ClientEndpoint ?? "Unknown endpoint");
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};
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}
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client.OnDataReceived += (sender, e) =>
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{
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if (UseProcessor)
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{
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_clientsProcessors[client].Process(e, currentClientName: e.Nickname);
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return;
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}
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else
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{
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WriteToLog($"Server says: {(e.IsBinary ? $"{e.Data.Length} bytes" : "We got a json message")}");
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Console.WriteLine($"{e.StringData}");
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if (PressEnterForNextMessage)
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{
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Console.ReadKey();
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}
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}
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};
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client.OnDisconnected += (sender, e) =>
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{
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var message = string.Empty;
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if (e.Reason == DisconnectReason.LocalClosed)
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{
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if (e.Exception != null)
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{
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message = $"Disconnected from server (local close). Exception: {e.Exception.Message}";
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}
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else
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{
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message = "Disconnected from server (local close).";
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}
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}
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else
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{
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if (e.Exception != null)
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{
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message = $"Disconnected from server (remote close). Reason: {e.Reason}. Exception: {e.Exception.Message}";
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}
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else
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{
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message = $"Disconnected from server (remote close). Reason: {e.Reason}";
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}
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}
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WriteToLog(message);
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Console.WriteLine(message);
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Console.Title = $"Total clients {--clientsConnected}";
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};
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client.OnEncryptionError += Client_OnEncryptionError;
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client.OnGeneralError += Client_OnGeneralError;
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client.OnSslError += Client_OnSslError;
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return client;
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}
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private static void ProcessMessage(object message, string clientName, string remoteEndpoint)
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{
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WriteToLog($"Processed message from {clientName} ({remoteEndpoint}): {message}");
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if (PressEnterForNextMessage)
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{
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Console.ReadKey();
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}
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}
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private static void Client_OnSslError(object? sender, EventArguments.ErrorEventArgs e)
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{
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WriteToLog($"SSL error: {e.Message} => {e.Exception?.Message} => {e.Nickname}");
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}
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private static void Client_OnGeneralError(object? sender, EventArguments.ErrorEventArgs e)
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{
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WriteToLog($"General error: {e.Message} => {e.Exception?.Message} => {e.Nickname}");
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}
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private static void Client_OnEncryptionError(object? sender, EventArguments.ErrorEventArgs e)
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{
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WriteToLog($"Encryption error: {e.Message} => {e.Exception?.Message} => {e.Nickname}");
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}
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public static void WriteToLog(string message)
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{
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try
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{
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if (ToConsoleOnly)
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{
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var dateTimeNow = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
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Console.WriteLine($"{dateTimeNow}: {message}");
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return;
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}
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var logFilePath = Path.Combine(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location) ?? ".", "client_log.txt");
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var logMessage = $"{DateTime.Now:yyyy-MM-dd HH:mm:ss} - {message}{Environment.NewLine}";
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if (!File.Exists(logFilePath))
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{
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File.WriteAllText(logFilePath, logMessage);
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return;
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}
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if (new FileInfo(logFilePath).Length > 5 * 1024 * 1024) // 5 MB
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{
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var archiveFilePath = Path.Combine(Path.GetDirectoryName(logFilePath) ?? ".", $"client_log_{DateTime.Now:yyyyMMdd_HHmmss}.txt");
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File.Move(logFilePath, archiveFilePath);
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File.WriteAllText(logFilePath, logMessage);
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return;
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}
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File.AppendAllText(logFilePath, logMessage);
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}
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catch
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{
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// Ignore logging errors
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}
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}
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}
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} |