Initial Commit

.gitignore

@@ -0,0 +1,672 @@
+
+# Created by https://www.toptal.com/developers/gitignore/api/csharp,visualstudio,visualstudiocode,aspnetcore
+# Edit at https://www.toptal.com/developers/gitignore?templates=csharp,visualstudio,visualstudiocode,aspnetcore
+
+### ASPNETCore ###
+## Ignore Visual Studio temporary files, build results, and
+## files generated by popular Visual Studio add-ons.
+
+# User-specific files
+*.suo
+*.user
+*.userosscache
+*.sln.docstates
+
+# User-specific files (MonoDevelop/Xamarin Studio)
+*.userprefs
+
+# Build results
+[Dd]ebug/
+[Dd]ebugPublic/
+[Rr]elease/
+[Rr]eleases/
+x64/
+x86/
+bld/
+[Bb]in/
+[Oo]bj/
+[Ll]og/
+
+# Visual Studio 2015 cache/options directory
+.vs/
+# Uncomment if you have tasks that create the project's static files in wwwroot
+#wwwroot/
+
+# MSTest test Results
+[Tt]est[Rr]esult*/
+[Bb]uild[Ll]og.*
+
+# NUNIT
+*.VisualState.xml
+TestResult.xml
+
+# Build Results of an ATL Project
+[Dd]ebugPS/
+[Rr]eleasePS/
+dlldata.c
+
+# DNX
+project.lock.json
+project.fragment.lock.json
+artifacts/
+
+*_i.c
+*_p.c
+*_i.h
+*.ilk
+*.meta
+*.obj
+*.pch
+*.pdb
+*.pgc
+*.pgd
+*.rsp
+*.sbr
+*.tlb
+*.tli
+*.tlh
+*.tmp
+*.tmp_proj
+*.log
+*.vspscc
+*.vssscc
+.builds
+*.pidb
+*.svclog
+*.scc
+
+# Chutzpah Test files
+_Chutzpah*
+
+# Visual C++ cache files
+ipch/
+*.aps
+*.ncb
+*.opendb
+*.opensdf
+*.sdf
+*.cachefile
+*.VC.db
+*.VC.VC.opendb
+
+# Visual Studio profiler
+*.psess
+*.vsp
+*.vspx
+*.sap
+
+# TFS 2012 Local Workspace
+$tf/
+
+# Guidance Automation Toolkit
+*.gpState
+
+# ReSharper is a .NET coding add-in
+_ReSharper*/
+*.[Rr]e[Ss]harper
+*.DotSettings.user
+
+# JustCode is a .NET coding add-in
+.JustCode
+
+# TeamCity is a build add-in
+_TeamCity*
+
+# DotCover is a Code Coverage Tool
+*.dotCover
+
+# Visual Studio code coverage results
+*.coverage
+*.coveragexml
+
+# NCrunch
+_NCrunch_*
+.*crunch*.local.xml
+nCrunchTemp_*
+
+# MightyMoose
+*.mm.*
+AutoTest.Net/
+
+# Web workbench (sass)
+.sass-cache/
+
+# Installshield output folder
+[Ee]xpress/
+
+# DocProject is a documentation generator add-in
+DocProject/buildhelp/
+DocProject/Help/*.HxT
+DocProject/Help/*.HxC
+DocProject/Help/*.hhc
+DocProject/Help/*.hhk
+DocProject/Help/*.hhp
+DocProject/Help/Html2
+DocProject/Help/html
+
+# Click-Once directory
+publish/
+
+# Publish Web Output
+*.[Pp]ublish.xml
+*.azurePubxml
+# TODO: Comment the next line if you want to checkin your web deploy settings
+# but database connection strings (with potential passwords) will be unencrypted
+*.pubxml
+*.publishproj
+
+# Microsoft Azure Web App publish settings. Comment the next line if you want to
+# checkin your Azure Web App publish settings, but sensitive information contained
+# in these scripts will be unencrypted
+PublishScripts/
+
+# NuGet Packages
+*.nupkg
+# The packages folder can be ignored because of Package Restore
+**/packages/*
+# except build/, which is used as an MSBuild target.
+!**/packages/build/
+# Uncomment if necessary however generally it will be regenerated when needed
+#!**/packages/repositories.config
+# NuGet v3's project.json files produces more ignoreable files
+*.nuget.props
+*.nuget.targets
+
+# Microsoft Azure Build Output
+csx/
+*.build.csdef
+
+# Microsoft Azure Emulator
+ecf/
+rcf/
+
+# Windows Store app package directories and files
+AppPackages/
+BundleArtifacts/
+Package.StoreAssociation.xml
+_pkginfo.txt
+
+# Visual Studio cache files
+# files ending in .cache can be ignored
+*.[Cc]ache
+# but keep track of directories ending in .cache
+!*.[Cc]ache/
+
+# Others
+ClientBin/
+~$*
+*~
+*.dbmdl
+*.dbproj.schemaview
+*.jfm
+*.pfx
+*.publishsettings
+node_modules/
+orleans.codegen.cs
+
+# Since there are multiple workflows, uncomment next line to ignore bower_components
+# (https://github.com/github/gitignore/pull/1529#issuecomment-104372622)
+#bower_components/
+
+# RIA/Silverlight projects
+Generated_Code/
+
+# Backup & report files from converting an old project file
+# to a newer Visual Studio version. Backup files are not needed,
+# because we have git ;-)
+_UpgradeReport_Files/
+Backup*/
+UpgradeLog*.XML
+UpgradeLog*.htm
+
+# SQL Server files
+*.mdf
+*.ldf
+
+# Business Intelligence projects
+*.rdl.data
+*.bim.layout
+*.bim_*.settings
+
+# Microsoft Fakes
+FakesAssemblies/
+
+# GhostDoc plugin setting file
+*.GhostDoc.xml
+
+# Node.js Tools for Visual Studio
+.ntvs_analysis.dat
+
+# Visual Studio 6 build log
+*.plg
+
+# Visual Studio 6 workspace options file
+*.opt
+
+# Visual Studio LightSwitch build output
+**/*.HTMLClient/GeneratedArtifacts
+**/*.DesktopClient/GeneratedArtifacts
+**/*.DesktopClient/ModelManifest.xml
+**/*.Server/GeneratedArtifacts
+**/*.Server/ModelManifest.xml
+_Pvt_Extensions
+
+# Paket dependency manager
+.paket/paket.exe
+paket-files/
+
+# FAKE - F# Make
+.fake/
+
+# JetBrains Rider
+.idea/
+*.sln.iml
+
+# CodeRush
+.cr/
+
+# Python Tools for Visual Studio (PTVS)
+__pycache__/
+*.pyc
+
+# Cake - Uncomment if you are using it
+# tools/
+
+### Csharp ###
+##
+## Get latest from https://github.com/github/gitignore/blob/master/VisualStudio.gitignore
+
+# User-specific files
+*.rsuser
+
+# User-specific files (MonoDevelop/Xamarin Studio)
+
+# Mono auto generated files
+mono_crash.*
+
+# Build results
+[Ww][Ii][Nn]32/
+[Aa][Rr][Mm]/
+[Aa][Rr][Mm]64/
+[Ll]ogs/
+
+# Visual Studio 2015/2017 cache/options directory
+# Uncomment if you have tasks that create the project's static files in wwwroot
+
+# Visual Studio 2017 auto generated files
+Generated\ Files/
+
+# MSTest test Results
+
+# NUnit
+nunit-*.xml
+
+# Build Results of an ATL Project
+
+# Benchmark Results
+BenchmarkDotNet.Artifacts/
+
+# .NET Core
+
+# ASP.NET Scaffolding
+ScaffoldingReadMe.txt
+
+# StyleCop
+StyleCopReport.xml
+
+# Files built by Visual Studio
+*_h.h
+*.iobj
+*.ipdb
+*_wpftmp.csproj
+
+# Chutzpah Test files
+
+# Visual C++ cache files
+
+# Visual Studio profiler
+
+# Visual Studio Trace Files
+*.e2e
+
+# TFS 2012 Local Workspace
+
+# Guidance Automation Toolkit
+
+# ReSharper is a .NET coding add-in
+
+# TeamCity is a build add-in
+
+# DotCover is a Code Coverage Tool
+
+# AxoCover is a Code Coverage Tool
+.axoCover/*
+!.axoCover/settings.json
+
+# Coverlet is a free, cross platform Code Coverage Tool
+coverage*.[ji][sn][of][no]
+coverage*.xml
+
+# Visual Studio code coverage results
+
+# NCrunch
+
+# MightyMoose
+
+# Web workbench (sass)
+
+# Installshield output folder
+
+# DocProject is a documentation generator add-in
+
+# Click-Once directory
+
+# Publish Web Output
+# Note: Comment the next line if you want to checkin your web deploy settings,
+# but database connection strings (with potential passwords) will be unencrypted
+
+# Microsoft Azure Web App publish settings. Comment the next line if you want to
+# checkin your Azure Web App publish settings, but sensitive information contained
+# in these scripts will be unencrypted
+
+# NuGet Packages
+# NuGet Symbol Packages
+*.snupkg
+# The packages folder can be ignored because of Package Restore
+**/[Pp]ackages/*
+# except build/, which is used as an MSBuild target.
+!**/[Pp]ackages/build/
+# Uncomment if necessary however generally it will be regenerated when needed
+#!**/[Pp]ackages/repositories.config
+# NuGet v3's project.json files produces more ignorable files
+
+# Microsoft Azure Build Output
+
+# Microsoft Azure Emulator
+
+# Windows Store app package directories and files
+*.appx
+*.appxbundle
+*.appxupload
+
+# Visual Studio cache files
+# files ending in .cache can be ignored
+# but keep track of directories ending in .cache
+!?*.[Cc]ache/
+
+# Others
+
+# Including strong name files can present a security risk
+# (https://github.com/github/gitignore/pull/2483#issue-259490424)
+#*.snk
+
+# Since there are multiple workflows, uncomment next line to ignore bower_components
+# (https://github.com/github/gitignore/pull/1529#issuecomment-104372622)
+
+# RIA/Silverlight projects
+
+# Backup & report files from converting an old project file
+# to a newer Visual Studio version. Backup files are not needed,
+# because we have git ;-)
+ServiceFabricBackup/
+*.rptproj.bak
+
+# SQL Server files
+*.ndf
+
+# Business Intelligence projects
+*.rptproj.rsuser
+*- [Bb]ackup.rdl
+*- [Bb]ackup ([0-9]).rdl
+*- [Bb]ackup ([0-9][0-9]).rdl
+
+# Microsoft Fakes
+
+# GhostDoc plugin setting file
+
+# Node.js Tools for Visual Studio
+
+# Visual Studio 6 build log
+
+# Visual Studio 6 workspace options file
+
+# Visual Studio 6 auto-generated workspace file (contains which files were open etc.)
+*.vbw
+
+# Visual Studio LightSwitch build output
+
+# Paket dependency manager
+
+# FAKE - F# Make
+
+# CodeRush personal settings
+.cr/personal
+
+# Python Tools for Visual Studio (PTVS)
+
+# Cake - Uncomment if you are using it
+# tools/**
+# !tools/packages.config
+
+# Tabs Studio
+*.tss
+
+# Telerik's JustMock configuration file
+*.jmconfig
+
+# BizTalk build output
+*.btp.cs
+*.btm.cs
+*.odx.cs
+*.xsd.cs
+
+# OpenCover UI analysis results
+OpenCover/
+
+# Azure Stream Analytics local run output
+ASALocalRun/
+
+# MSBuild Binary and Structured Log
+*.binlog
+
+# NVidia Nsight GPU debugger configuration file
+*.nvuser
+
+# MFractors (Xamarin productivity tool) working folder
+.mfractor/
+
+# Local History for Visual Studio
+.localhistory/
+
+# BeatPulse healthcheck temp database
+healthchecksdb
+
+# Backup folder for Package Reference Convert tool in Visual Studio 2017
+MigrationBackup/
+
+# Ionide (cross platform F# VS Code tools) working folder
+.ionide/
+
+# Fody - auto-generated XML schema
+FodyWeavers.xsd
+
+### VisualStudioCode ###
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
+*.code-workspace
+
+### VisualStudioCode Patch ###
+# Ignore all local history of files
+.history
+.ionide
+
+### VisualStudio ###
+
+# User-specific files
+
+# User-specific files (MonoDevelop/Xamarin Studio)
+
+# Mono auto generated files
+
+# Build results
+
+# Visual Studio 2015/2017 cache/options directory
+# Uncomment if you have tasks that create the project's static files in wwwroot
+
+# Visual Studio 2017 auto generated files
+
+# MSTest test Results
+
+# NUnit
+
+# Build Results of an ATL Project
+
+# Benchmark Results
+
+# .NET Core
+
+# ASP.NET Scaffolding
+
+# StyleCop
+
+# Files built by Visual Studio
+
+# Chutzpah Test files
+
+# Visual C++ cache files
+
+# Visual Studio profiler
+
+# Visual Studio Trace Files
+
+# TFS 2012 Local Workspace
+
+# Guidance Automation Toolkit
+
+# ReSharper is a .NET coding add-in
+
+# TeamCity is a build add-in
+
+# DotCover is a Code Coverage Tool
+
+# AxoCover is a Code Coverage Tool
+
+# Coverlet is a free, cross platform Code Coverage Tool
+
+# Visual Studio code coverage results
+
+# NCrunch
+
+# MightyMoose
+
+# Web workbench (sass)
+
+# Installshield output folder
+
+# DocProject is a documentation generator add-in
+
+# Click-Once directory
+
+# Publish Web Output
+# Note: Comment the next line if you want to checkin your web deploy settings,
+# but database connection strings (with potential passwords) will be unencrypted
+
+# Microsoft Azure Web App publish settings. Comment the next line if you want to
+# checkin your Azure Web App publish settings, but sensitive information contained
+# in these scripts will be unencrypted
+
+# NuGet Packages
+# NuGet Symbol Packages
+# The packages folder can be ignored because of Package Restore
+# except build/, which is used as an MSBuild target.
+# Uncomment if necessary however generally it will be regenerated when needed
+# NuGet v3's project.json files produces more ignorable files
+
+# Microsoft Azure Build Output
+
+# Microsoft Azure Emulator
+
+# Windows Store app package directories and files
+
+# Visual Studio cache files
+# files ending in .cache can be ignored
+# but keep track of directories ending in .cache
+
+# Others
+
+# Including strong name files can present a security risk
+# (https://github.com/github/gitignore/pull/2483#issue-259490424)
+
+# Since there are multiple workflows, uncomment next line to ignore bower_components
+# (https://github.com/github/gitignore/pull/1529#issuecomment-104372622)
+
+# RIA/Silverlight projects
+
+# Backup & report files from converting an old project file
+# to a newer Visual Studio version. Backup files are not needed,
+# because we have git ;-)
+
+# SQL Server files
+
+# Business Intelligence projects
+
+# Microsoft Fakes
+
+# GhostDoc plugin setting file
+
+# Node.js Tools for Visual Studio
+
+# Visual Studio 6 build log
+
+# Visual Studio 6 workspace options file
+
+# Visual Studio 6 auto-generated workspace file (contains which files were open etc.)
+
+# Visual Studio LightSwitch build output
+
+# Paket dependency manager
+
+# FAKE - F# Make
+
+# CodeRush personal settings
+
+# Python Tools for Visual Studio (PTVS)
+
+# Cake - Uncomment if you are using it
+# tools/**
+# !tools/packages.config
+
+# Tabs Studio
+
+# Telerik's JustMock configuration file
+
+# BizTalk build output
+
+# OpenCover UI analysis results
+
+# Azure Stream Analytics local run output
+
+# MSBuild Binary and Structured Log
+
+# NVidia Nsight GPU debugger configuration file
+
+# MFractors (Xamarin productivity tool) working folder
+
+# Local History for Visual Studio
+
+# BeatPulse healthcheck temp database
+
+# Backup folder for Package Reference Convert tool in Visual Studio 2017
+
+# Ionide (cross platform F# VS Code tools) working folder
+
+# Fody - auto-generated XML schema
+
+### VisualStudio Patch ###
+# Additional files built by Visual Studio
+*.tlog
+
+# End of https://www.toptal.com/developers/gitignore/api/csharp,visualstudio,visualstudiocode,aspnetcore

Akari.Prototype.Server/Akari.Prototype.Server.csproj

@@ -0,0 +1,15 @@
+<Project Sdk="Microsoft.NET.Sdk.Web">
+
+  <PropertyGroup>
+    <TargetFramework>net5.0</TargetFramework>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <Protobuf Include="Protos\greet.proto" GrpcServices="Server" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Grpc.AspNetCore" Version="2.34.0" />
+  </ItemGroup>
+
+</Project>

Akari.Prototype.Server/Options/TcpProviderOptions.cs

@@ -0,0 +1,22 @@
+using Akari.Prototype.Server.Utils;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Net;
+using System.Threading.Tasks;
+
+namespace Akari.Prototype.Server.Options
+{
+    public class TcpProviderOptions
+    {
+        public const string FilePath = "provider.json";
+        public const string SectionPath = "Provider";
+
+        [IPAddress]
+        public string ListeningAddress { get; set; } = "0.0.0.0";
+
+        [Range(ushort.MinValue, ushort.MaxValue)]
+        public int Port { get; set; } = 1892;
+    }
+}

Akari.Prototype.Server/Program.cs

@@ -0,0 +1,34 @@
+using Akari.Prototype.Server.Options;
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.Hosting;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Security.Cryptography;
+using System.Threading.Tasks;
+
+namespace Akari.Prototype.Server
+{
+    public class Program
+    {
+        public static void Main(string[] args)
+        {
+            CreateHostBuilder(args).Build().Run();
+        }
+
+        // Additional configuration is required to successfully run gRPC on macOS.
+        // For instructions on how to configure Kestrel and gRPC clients on macOS, visit https://go.microsoft.com/fwlink/?linkid=2099682
+        public static IHostBuilder CreateHostBuilder(string[] args) =>
+            Host.CreateDefaultBuilder(args)
+                .ConfigureHostConfiguration(configuration =>
+                {
+                    configuration.AddJsonFile(TcpProviderOptions.FilePath, true);
+                })
+                .ConfigureWebHostDefaults(webBuilder =>
+                {
+                    webBuilder.UseStartup<Startup>();
+                });
+    }
+}

Akari.Prototype.Server/Properties/launchSettings.json

@@ -0,0 +1,13 @@
+{
+  "profiles": {
+    "Akari.Prototype.Server": {
+      "commandName": "Project",
+      "dotnetRunMessages": "true",
+      "launchBrowser": false,
+      "applicationUrl": "http://localhost:5000;https://localhost:5001",
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
+    }
+  }
+}

Akari.Prototype.Server/Protos/greet.proto

@@ -0,0 +1,21 @@
+syntax = "proto3";
+
+option csharp_namespace = "Akari.Prototype.Server";
+
+package greet;
+
+// The greeting service definition.
+service Greeter {
+  // Sends a greeting
+  rpc SayHello (HelloRequest) returns (HelloReply);
+}
+
+// The request message containing the user's name.
+message HelloRequest {
+  string name = 1;
+}
+
+// The response message containing the greetings.
+message HelloReply {
+  string message = 1;
+}

Akari.Prototype.Server/Services/GreeterService.cs

@@ -0,0 +1,26 @@
+using Grpc.Core;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace Akari.Prototype.Server
+{
+    public class GreeterService : Greeter.GreeterBase
+    {
+        private readonly ILogger<GreeterService> _logger;
+        public GreeterService(ILogger<GreeterService> logger)
+        {
+            _logger = logger;
+        }
+
+        public override Task<HelloReply> SayHello(HelloRequest request, ServerCallContext context)
+        {
+            return Task.FromResult(new HelloReply
+            {
+                Message = "Hello " + request.Name
+            });
+        }
+    }
+}

Akari.Prototype.Server/Services/TcpProviderService.cs

@@ -0,0 +1,124 @@
+using Akari.Prototype.Server.Options;
+using Microsoft.Extensions.Hosting;
+using Microsoft.Extensions.Logging;
+using Microsoft.Extensions.Options;
+using System;
+using System.Buffers.Text;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Net;
+using System.Net.Sockets;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace Akari.Prototype.Server.Services
+{
+    public class TcpProviderService : BackgroundService
+    {
+        public const int BufferLength = 4096;
+        public const int MaxTokenLength = 192;
+        public const int ReceiveTimeout = 500_000;
+
+        private readonly ILogger<TcpProviderService> _logger;
+        private readonly TcpProviderOptions _options;
+        private readonly IHostApplicationLifetime _hostApplicationLifetime;
+        private Task _backgroundTask;
+        private TcpListener _listener;
+
+        public TcpProviderService(ILogger<TcpProviderService> logger, IOptions<TcpProviderOptions> options, IHostApplicationLifetime hostApplicationLifetime)
+        {
+            _logger = logger;
+            _options = options.Value;
+            _hostApplicationLifetime = hostApplicationLifetime;
+        }
+
+        protected override async Task ExecuteAsync(CancellationToken stoppingToken)
+        {
+            await TcpLoop(stoppingToken);
+        }
+
+        private async Task TcpLoop(CancellationToken cancellationToken)
+        {
+            if (cancellationToken.IsCancellationRequested)
+            {
+                return;
+            }
+
+            try
+            {
+                _listener = new TcpListener(IPAddress.Parse(_options.ListeningAddress), _options.Port);
+                _listener.Start();
+
+                _logger.LogInformation($"Now listening on: {_listener.LocalEndpoint}");
+
+                while (!cancellationToken.IsCancellationRequested)
+                {
+                    _logger.LogDebug("Waiting for client...");
+                    var task = await Task.WhenAny(_listener.AcceptTcpClientAsync(), Task.Delay(Timeout.Infinite, cancellationToken));
+
+                    if (task is not Task<TcpClient> clientTask)
+                    {
+                        return;
+                    }
+
+                    using var client = clientTask.Result;
+
+                    _logger.LogDebug($"Client connected from: {client.Client.RemoteEndPoint}");
+
+                    try
+                    {
+                        await ReceiveAuth(client, cancellationToken);
+                    }
+                    catch (Exception e)
+                    {
+                        _logger.LogDebug($"Couldn't proccess client request: {e.Message}");
+                    }
+                }
+            }
+            catch (Exception e)
+            {
+                _logger.LogError(e.ToString());
+                _logger.LogError("An error occured in TcpProvider, exiting...");
+
+                _hostApplicationLifetime.StopApplication();
+
+                Environment.Exit(1);
+            }
+            finally
+            {
+                _listener?.Stop();
+            }
+        }
+
+        private async Task ReceiveAuth(TcpClient client, CancellationToken cancellationToken)
+        {
+            using var stream = client.GetStream();
+            var data = new Memory<byte>(new byte[MaxTokenLength]);
+            var buffer = new Memory<byte>(new byte[BufferLength]);
+
+            // Receive token
+            int position = 0;
+            int read = 0;
+
+            var timeoutToken = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken, new CancellationTokenSource(ReceiveTimeout).Token).Token;
+
+            _logger.LogDebug("Waiting for token...");
+            while (position < MaxTokenLength && (read = await stream.ReadAsync(buffer, timeoutToken)) != 0)
+            {
+                if (position + read > data.Length)
+                {
+                    // Invalid token
+                    return;
+                }
+
+                buffer[..read].CopyTo(data[position..]);
+
+                position += read;
+            }
+
+            // TODO: Send token to AuthManager that will compare it to stored hash using Argon2
+            _logger.LogDebug($"Received token: {Convert.ToBase64String(data[..position].Span)}");
+        }
+    }
+}

Akari.Prototype.Server/Startup.cs

@@ -0,0 +1,59 @@
+using Akari.Prototype.Server.Options;
+using Akari.Prototype.Server.Services;
+using Microsoft.AspNetCore.Builder;
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.AspNetCore.Http;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Hosting;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace Akari.Prototype.Server
+{
+    public class Startup
+    {
+        public IConfiguration Configuration { get; }
+
+        public Startup(IConfiguration configuration)
+        {
+            Configuration = configuration;
+        }
+
+        // This method gets called by the runtime. Use this method to add services to the container.
+        // For more information on how to configure your application, visit https://go.microsoft.com/fwlink/?LinkID=398940
+        public void ConfigureServices(IServiceCollection services)
+        {
+            services.AddGrpc();
+
+            services.AddOptions<TcpProviderOptions>()
+                    .Bind(Configuration.GetSection(TcpProviderOptions.SectionPath))
+                    .ValidateDataAnnotations();
+
+            services.AddHostedService<TcpProviderService>();
+        }
+
+        // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
+        public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
+        {
+            if (env.IsDevelopment())
+            {
+                app.UseDeveloperExceptionPage();
+            }
+
+            app.UseRouting();
+
+            app.UseEndpoints(endpoints =>
+            {
+                endpoints.MapGrpcService<GreeterService>();
+
+                endpoints.MapGet("/", async context =>
+                {
+                    await context.Response.WriteAsync("Communication with gRPC endpoints must be made through a gRPC client. To learn how to create a client, visit: https://go.microsoft.com/fwlink/?linkid=2086909");
+                });
+            });
+        }
+    }
+}

Akari.Prototype.Server/Utils/IPAddressAttribute.cs

@@ -0,0 +1,27 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Net;
+using System.Threading.Tasks;
+
+namespace Akari.Prototype.Server.Utils
+{
+    public class IPAddressAttribute : ValidationAttribute
+    {
+        public IPAddressAttribute() : base("Must be a valid IP address")
+        {
+            
+        }
+
+        public override bool IsValid(object value)
+        {
+            if (value is null)
+            {
+                return true;
+            }
+
+            return value is string ip && IPAddress.TryParse(ip, out _);
+        }
+    }
+}

Akari.Prototype.Server/appsettings.Development.json

@@ -0,0 +1,10 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Debug",
+      "System": "Information",
+      "Grpc": "Information",
+      "Microsoft": "Information"
+    }
+  }
+}

Akari.Prototype.Server/appsettings.json

@@ -0,0 +1,15 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft": "Warning",
+      "Microsoft.Hosting.Lifetime": "Information"
+    }
+  },
+  "AllowedHosts": "*",
+  "Kestrel": {
+    "EndpointDefaults": {
+      "Protocols": "Http2"
+    }
+  }
+}

Akari.Prototype.Server/provider.json

@@ -0,0 +1,7 @@
+{
+    "Provider":
+    {
+		"ListeningAddress": "0.0.0.0",
+		"Port": 1892
+    }
+}

Akari.Prototype.sln

@@ -0,0 +1,25 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.31321.278
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Akari.Prototype.Server", "Akari.Prototype.Server\Akari.Prototype.Server.csproj", "{AFF5FC9F-41B5-4B05-953E-02DBC28833CD}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{AFF5FC9F-41B5-4B05-953E-02DBC28833CD}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{AFF5FC9F-41B5-4B05-953E-02DBC28833CD}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{AFF5FC9F-41B5-4B05-953E-02DBC28833CD}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{AFF5FC9F-41B5-4B05-953E-02DBC28833CD}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {E97B2384-7FF3-4FDA-8A7C-DCCCF6D09842}
+	EndGlobalSection
+EndGlobal