Переименовал ConnectionsResponse -> ConnectionsCountResponse

Backend/MonitorAgent/MonitorAgent.API/Contracts/ConnectionsCountResponse.cs

@@ -0,0 +1,7 @@
+namespace MonitorAgent.API.Contracts;
+
+public class ConnectionsCountResponse
+{
+    public int Tcp {get;set;}
+    public int Udp {get;set;}
+}

Backend/MonitorAgent/MonitorAgent.API/Controllers/MonitorController.cs

@@ -48,4 +48,17 @@ public class MonitorController(
 
         return Ok(response);
     }
+
+    [HttpGet("connectionsCount")]
+    public async Task<ActionResult> GetConnectionsCountAsync(CancellationToken cancellationToken = default)
+    {
+        var count = await monitorService.GetConnectionsCountAsync(cancellationToken);
+        var response = new ConnectionsCountResponse
+        {
+             Tcp = count.TcpCount,
+             Udp = count.UdpCount 
+        };
+
+        return Ok(response);
+    }
 }

Backend/MonitorAgent/MonitorAgent.API/Program.cs

@@ -15,7 +15,9 @@ builder.Services.AddSwaggerGen();
 
 builder.Services.Configure<CpuMonitorSettings>(builder.Configuration.GetSection("CpuMonitorSettings"));
 
+builder.Services.AddScoped<IProcessStarterService, ProcessStarterService>();
 builder.Services.AddScoped<IMonitorService, MonitorService>();
+
 builder.Services.AddSingleton<RawCpuMonitorService>();
 builder.Services.AddSingleton<CpuMonitorBackgroundService>();
 builder.Services.AddHostedService(provider => provider.GetRequiredService<CpuMonitorBackgroundService>());

Backend/MonitorAgent/MonitorAgent.Application/Services/MonitorService.cs

@@ -30,7 +30,7 @@ public class MonitorService : IMonitorService
     public async Task<decimal> GetUptimeAsync(CancellationToken cancellationToken = default)
     {
         var uptime = await File.ReadAllTextAsync("/proc/uptime", cancellationToken);
-        return decimal.Parse(uptime.Split()[1], CultureInfo.InvariantCulture);
+        return decimal.Parse(uptime.Split()[0], CultureInfo.InvariantCulture);
     }
 
     public async Task<MemoryInfo> GetMemoryInfoAsync(CancellationToken cancellationToken = default)
@@ -74,5 +74,16 @@ public class MonitorService : IMonitorService
         return loadavg;
     }
 
+    // TODO: проверить на других системах
+    public async Task<ConnectionsCount> GetConnectionsCountAsync(CancellationToken cancellationToken = default)
+    {
+        var sockstat = await File.ReadAllLinesAsync("/proc/net/sockstat", cancellationToken);
+        
+        return new ConnectionsCount(
+            int.Parse(sockstat[0].Split()[2]),
+            int.Parse(sockstat[1].Split()[2])
+        );
+    }
+    
     public static int ParseInt(string str) => int.Parse(Regex.Match(str, @"\d+").Value);
 }

Backend/MonitorAgent/MonitorAgent.Application/Services/ProcessStarterService.cs

@@ -0,0 +1,27 @@
+using MonitorAgent.Core.Abstraction;
+using System.Diagnostics;
+
+namespace MonitorAgent.Application.Services;
+
+public class ProcessStarterService : IProcessStarterService
+{
+    public async Task<string> StartProcessAsync(
+        string fileName, string arguments, CancellationToken cancellationToken = default)
+    {
+        using var process = new Process
+        {
+            StartInfo = new ProcessStartInfo
+            {
+                FileName = fileName,
+                Arguments = arguments,
+                UseShellExecute = false,
+                RedirectStandardOutput = true,
+                RedirectStandardError = true
+            }
+        };
+
+        process.Start();
+        
+        return await process.StandardOutput.ReadToEndAsync(cancellationToken);
+    }
+}

Backend/MonitorAgent/MonitorAgent.Core/Abstraction/IMonitorService.cs

@@ -4,9 +4,11 @@ namespace MonitorAgent.Core.Abstraction;
 
 public interface IMonitorService
 {
-    public Task<decimal> GetUptimeAsync(CancellationToken cancellationToken = default);
+    public Task<decimal> GetUptimeAsync(CancellationToken cancellationToken);
     
-    public Task<MemoryInfo> GetMemoryInfoAsync(CancellationToken cancellationToken = default);
+    public Task<MemoryInfo> GetMemoryInfoAsync(CancellationToken cancellationToken);
 
-    public Task<decimal[]> GetLoadAverageAsync(CancellationToken cancellationToken = default);
+    public Task<decimal[]> GetLoadAverageAsync(CancellationToken cancellationToken);
+
+    public Task<ConnectionsCount> GetConnectionsCountAsync(CancellationToken cancellationToken);
 }

Backend/MonitorAgent/MonitorAgent.Core/Abstraction/IProcessStarterService.cs

@@ -0,0 +1,6 @@
+namespace MonitorAgent.Core.Abstraction;
+
+public interface IProcessStarterService
+{
+    Task<string> StartProcessAsync(string fileName, string arguments, CancellationToken cancellationToken);
+}

Backend/MonitorAgent/MonitorAgent.Core/Models/ConnectionsCount.cs

@@ -0,0 +1,7 @@
+namespace MonitorAgent.Core.Models;
+
+public class ConnectionsCount(int tcp, int udp)
+{
+    public readonly int TcpCount = tcp;
+    public readonly int UdpCount = udp;
+}

Backend/MonitorPanel/MonitorPanel.API/Controllers/WeatherForecastController.cs

@@ -1,26 +0,0 @@
-using Microsoft.AspNetCore.Mvc;
-using MonitorPanel.Core.Models;
- 
-namespace MonitorPanel.API.Controllers;
-
-[ApiController]
-[Route("[controller]")]
-public class WeatherForecastController : ControllerBase
-{
-    private static readonly string[] Summaries =
-    [
-        "Freezing", "Bracing", "Chilly", "Cool", "Mild", "Warm", "Balmy", "Hot", "Sweltering", "Scorching"
-    ];
-
-    [HttpGet(Name = "GetWeatherForecast")]
-    public IEnumerable<WeatherForecast> Get()
-    {
-        return Enumerable.Range(1, 5).Select(index => new WeatherForecast
-        {
-            Date = DateOnly.FromDateTime(DateTime.Now.AddDays(index)),
-            TemperatureC = Random.Shared.Next(-20, 55),
-            Summary = Summaries[Random.Shared.Next(Summaries.Length)]
-        })
-        .ToArray();
-    }
-}

Backend/MonitorPanel/MonitorPanel.API/MonitorPanel.API.csproj

@@ -1,23 +0,0 @@
-<Project Sdk="Microsoft.NET.Sdk.Web">
-
-  <PropertyGroup>
-    <TargetFramework>net10.0</TargetFramework>
-    <Nullable>enable</Nullable>
-    <ImplicitUsings>enable</ImplicitUsings>
-  </PropertyGroup>
-
-  <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="10.0.9" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="10.0.9">
-      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
-      <PrivateAssets>all</PrivateAssets>
-    </PackageReference>
-    <PackageReference Include="Swashbuckle.AspNetCore" Version="10.2.3" />
-  </ItemGroup>
-
-  <ItemGroup>
-    <ProjectReference Include="..\MonitorPanel.Core\MonitorPanel.Core.csproj" />
-    <ProjectReference Include="..\MonitorPanel.DataAccess\MonitorPanel.DataAccess.csproj" />
-  </ItemGroup>
-
-</Project>

Backend/MonitorPanel/MonitorPanel.API/MonitorPanel.API.http

@@ -1,6 +0,0 @@
-@MonitorPanel.API_HostAddress = http://localhost:5068
-
-GET {{MonitorPanel.API_HostAddress}}/weatherforecast/
-Accept: application/json
-
-###

Backend/MonitorPanel/MonitorPanel.API/Program.cs

@@ -1,37 +0,0 @@
-using Microsoft.EntityFrameworkCore;
-using MonitorPanel.Core.Abstractions;
-using MonitorPanel.DataAccess;
-using MonitorPanel.DataAccess.Repositories;
-
-var builder = WebApplication.CreateBuilder(args);
-
-// Add services to the container.
-
-builder.Services.AddControllers();
-// Learn more about configuring OpenAPI at https://aka.ms/aspnet/openapi
-builder.Services.AddOpenApi();
-
-builder.Services.AddSwaggerGen();
-
-builder.Services.AddDbContext<MonitorPanelDbContext>(options =>
-    options.UseNpgsql(builder.Configuration.GetConnectionString("DefaultConnection")));
-
-builder.Services.AddScoped<IServersRepository, ServersRepository>();
-
-var app = builder.Build();
-
-// Configure the HTTP request pipeline.
-if (app.Environment.IsDevelopment())
-{
-    app.MapOpenApi();
-}
-
-app.UseHttpsRedirection();
-
-app.UseAuthorization();
-
-app.MapControllers();
-
-app.UseSwagger().UseSwaggerUI();
-
-app.Run();

Backend/MonitorPanel/MonitorPanel.API/Properties/launchSettings.json

@@ -1,23 +0,0 @@
-{
-  "$schema": "https://json.schemastore.org/launchsettings.json",
-  "profiles": {
-    "http": {
-      "commandName": "Project",
-      "dotnetRunMessages": true,
-      "launchBrowser": false,
-      "applicationUrl": "http://localhost:5068",
-      "environmentVariables": {
-        "ASPNETCORE_ENVIRONMENT": "Development"
-      }
-    },
-    "https": {
-      "commandName": "Project",
-      "dotnetRunMessages": true,
-      "launchBrowser": false,
-      "applicationUrl": "https://localhost:7204;http://localhost:5068",
-      "environmentVariables": {
-        "ASPNETCORE_ENVIRONMENT": "Development"
-      }
-    }
-  }
-}

Backend/MonitorPanel/MonitorPanel.API/appsettings.json

@@ -1,9 +0,0 @@
-{
-  "Logging": {
-    "LogLevel": {
-      "Default": "Information",
-      "Microsoft.AspNetCore": "Warning"
-    }
-  },
-  "AllowedHosts": "*"
-}

Backend/MonitorPanel/MonitorPanel.Core/Abstractions/IServersRepository.cs

@@ -1,11 +0,0 @@
-using MonitorPanel.Core.Models;
-namespace MonitorPanel.Core.Abstractions;
-
-public interface IServersRepository
-{
-    Task<IEnumerable<Server>> GetAllServersAsync();
-    Task<Server?> GetServerByIdAsync(Guid id);
-    Task<Guid> AddServerAsync(Server server);
-    Task<Guid> UpdateServerAsync(Guid id, string name, bool isHttps, string address, string? path, int port);
-    Task<Guid> DeleteServerAsync(Guid id);
-}

Backend/MonitorPanel/MonitorPanel.Core/Models/Server.cs

@@ -1,17 +0,0 @@
-namespace MonitorPanel.Core.Models;
-
-public class Server(
-    Guid id,
-    string name,
-    bool isHttps,
-    string address,
-    string? path,
-    int port)
-{
-    public readonly Guid Id = id;
-    public string Name { get; set; } = name;
-    public bool IsHttps { get; set; } = isHttps;
-    public string Address { get; set; } = address;
-    public string? Path { get; set; } = path;
-    public int Port { get; set; } = port;
-}

Backend/MonitorPanel/MonitorPanel.Core/Models/WeatherForecast.cs

@@ -1,12 +0,0 @@
-namespace MonitorPanel.Core.Models;
-
-public class WeatherForecast
-{
-    public DateOnly Date { get; set; }
-
-    public int TemperatureC { get; set; }
-
-    public int TemperatureF => 32 + (int)(TemperatureC / 0.5556);
-
-    public string? Summary { get; set; }
-}

Backend/MonitorPanel/MonitorPanel.Core/MonitorPanel.Core.csproj

@@ -1,9 +0,0 @@
-<Project Sdk="Microsoft.NET.Sdk">
-
-  <PropertyGroup>
-    <TargetFramework>net10.0</TargetFramework>
-    <ImplicitUsings>enable</ImplicitUsings>
-    <Nullable>enable</Nullable>
-  </PropertyGroup>
-
-</Project>

Backend/MonitorPanel/MonitorPanel.DataAccess/Entities/ServerEntity.cs

@@ -1,14 +0,0 @@
-using System.ComponentModel.DataAnnotations;
-namespace MonitorPanel.DataAccess.Entities;
-
-public class ServerEntity
-{
-    public Guid Id { get; set; }
-    public string Name { get; set; } = null!;
-    public bool IsHttps { get; set; }
-    [Required]
-    public string Address { get; set; } = null!;
-    public string? Path { get; set; }
-    [Required]
-    public int Port { get; set; }
-}

Backend/MonitorPanel/MonitorPanel.DataAccess/MonitorPanel.DataAccess.csproj

@@ -1,26 +0,0 @@
-<Project Sdk="Microsoft.NET.Sdk">
-
-  <PropertyGroup>
-    <TargetFramework>net10.0</TargetFramework>
-    <ImplicitUsings>enable</ImplicitUsings>
-    <Nullable>enable</Nullable>
-  </PropertyGroup>
-
-  <ItemGroup>
-    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="10.0.9" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="10.0.9">
-      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
-      <PrivateAssets>all</PrivateAssets>
-    </PackageReference>
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="10.0.9">
-      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
-      <PrivateAssets>all</PrivateAssets>
-    </PackageReference>
-    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="10.0.2" />
-  </ItemGroup>
-
-  <ItemGroup>
-    <ProjectReference Include="..\MonitorPanel.Core\MonitorPanel.Core.csproj" />
-  </ItemGroup>
-
-</Project>

Backend/MonitorPanel/MonitorPanel.DataAccess/MonitorPanelDbContext.cs

@@ -1,8 +0,0 @@
-using Microsoft.EntityFrameworkCore;
-using MonitorPanel.DataAccess.Entities;
-namespace MonitorPanel.DataAccess;
-
-public class MonitorPanelDbContext(DbContextOptions<MonitorPanelDbContext> options) : DbContext(options)
-{
-    public DbSet<ServerEntity> Servers => Set<ServerEntity>();
-}

Backend/MonitorPanel/MonitorPanel.DataAccess/Repositories/ServersRepository.cs

@@ -1,60 +0,0 @@
-using Microsoft.EntityFrameworkCore;
-using MonitorPanel.Core.Abstractions;
-using MonitorPanel.Core.Models;
-using MonitorPanel.DataAccess.Entities;
-namespace MonitorPanel.DataAccess.Repositories;
-
-public class ServersRepository(MonitorPanelDbContext db) : IServersRepository
-{
-    public async Task<Guid> AddServerAsync(Server server)
-    {
-        var entity = new ServerEntity
-        {
-            Id = server.Id,
-            Name = server.Name,
-            IsHttps = server.IsHttps,
-            Address = server.Address,
-            Path = server.Path,
-            Port = server.Port
-        };
-        
-        await db.Servers.AddAsync(entity);
-        await db.SaveChangesAsync();
-
-        return entity.Id;
-    }
-
-    public async Task<Guid> DeleteServerAsync(Guid id)
-    {
-        await db.Servers.Where(s => s.Id == id).ExecuteDeleteAsync();
-        return id;
-    }
-
-    public async Task<IEnumerable<Server>> GetAllServersAsync()
-    {
-        return await db.Servers.AsNoTracking()
-            .Select(s => new Server(s.Id, s.Name, s.IsHttps, s.Address, s.Path, s.Port))
-            .ToListAsync();
-    }
-
-    public async Task<Server?> GetServerByIdAsync(Guid id)
-    {
-        var entity = await db.Servers.FirstOrDefaultAsync(s => s.Id == id);
-        return entity == null ? null : new Server(entity.Id, entity.Name, entity.IsHttps, entity.Address, entity.Path, entity.Port);
-    }
-
-    public async Task<Guid> UpdateServerAsync(Guid id, string name, bool isHttps, string address, string? path, int port)
-    {
-        var entity = await db.Servers.FirstOrDefaultAsync(s => s.Id == id)
-            ?? throw new InvalidOperationException("Server not found");
-        
-        entity.Name = name;
-        entity.IsHttps = isHttps;
-        entity.Address = address;
-        entity.Path = path;
-        entity.Port = port;
-
-        await db.SaveChangesAsync();
-        return entity.Id;
-    }
-}

Backend/MonitorPanel/MonitorPanel.slnx

@@ -1,5 +0,0 @@
-<Solution>
-  <Project Path="MonitorPanel.API/MonitorPanel.API.csproj" />
-  <Project Path="MonitorPanel.Core/MonitorPanel.Core.csproj" />
-  <Project Path="MonitorPanel.DataAccess/MonitorPanel.DataAccess.csproj" />
-</Solution>