From 286d1ca5e44fd978ecea7af0a4e958e4300d0f79 Mon Sep 17 00:00:00 2001 From: Denis Urs Rudolph Date: Thu, 11 Dec 2025 21:38:21 +0100 Subject: [PATCH] Initial Commit --- .gitignore | 482 +++++++++++++++++++++++++++ OtaVehicle.Sim/OtaVehicle.Sim.csproj | 15 + OtaVehicle.Sim/Program.cs | 149 +++++++++ 3 files changed, 646 insertions(+) create mode 100644 .gitignore create mode 100644 OtaVehicle.Sim/OtaVehicle.Sim.csproj create mode 100644 OtaVehicle.Sim/Program.cs diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..0808c4a --- /dev/null +++ b/.gitignore @@ -0,0 +1,482 @@ +## Ignore Visual Studio temporary files, build results, and +## files generated by popular Visual Studio add-ons. +## +## Get latest from `dotnet new gitignore` + +# dotenv files +.env + +# User-specific files +*.rsuser +*.suo +*.user +*.userosscache +*.sln.docstates + +# User-specific files (MonoDevelop/Xamarin Studio) +*.userprefs + +# Mono auto generated files +mono_crash.* + +# Build results +[Dd]ebug/ +[Dd]ebugPublic/ +[Rr]elease/ +[Rr]eleases/ +x64/ +x86/ +[Ww][Ii][Nn]32/ +[Aa][Rr][Mm]/ +[Aa][Rr][Mm]64/ +bld/ +[Bb]in/ +[Oo]bj/ +[Ll]og/ +[Ll]ogs/ + +# Visual Studio 2015/2017 cache/options directory +.vs/ +# Uncomment if you have tasks that create the project's static files in wwwroot +#wwwroot/ + +# Visual Studio 2017 auto generated files +Generated\ Files/ + +# MSTest test Results +[Tt]est[Rr]esult*/ +[Bb]uild[Ll]og.* + +# NUnit +*.VisualState.xml +TestResult.xml +nunit-*.xml + +# Build Results of an ATL Project +[Dd]ebugPS/ +[Rr]eleasePS/ +dlldata.c + +# Benchmark Results +BenchmarkDotNet.Artifacts/ + +# .NET +project.lock.json +project.fragment.lock.json +artifacts/ + +# Tye +.tye/ + +# ASP.NET Scaffolding +ScaffoldingReadMe.txt + +# StyleCop +StyleCopReport.xml + +# Files built by Visual Studio +*_i.c +*_p.c +*_h.h +*.ilk +*.meta +*.obj +*.iobj +*.pch +*.pdb +*.ipdb +*.pgc +*.pgd +*.rsp +# but not Directory.Build.rsp, as it configures directory-level build defaults +!Directory.Build.rsp +*.sbr +*.tlb +*.tli +*.tlh +*.tmp +*.tmp_proj +*_wpftmp.csproj +*.log +*.tlog +*.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 + +# Visual Studio Trace Files +*.e2e + +# TFS 2012 Local Workspace +$tf/ + +# Guidance Automation Toolkit +*.gpState + +# ReSharper is a .NET coding add-in +_ReSharper*/ +*.[Rr]e[Ss]harper +*.DotSettings.user + +# TeamCity is a build add-in +_TeamCity* + +# DotCover is a Code Coverage Tool +*.dotCover + +# AxoCover is a Code Coverage Tool +.axoCover/* +!.axoCover/settings.json + +# Coverlet is a free, cross platform Code Coverage Tool +coverage*.json +coverage*.xml +coverage*.info + +# 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 +# Note: 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. 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+using Microsoft.Extensions.DependencyInjection; +using Microsoft.Extensions.Hosting; +using Microsoft.Extensions.Logging; +using Microsoft.Extensions.Configuration; + +var host = Host.CreateDefaultBuilder(args) + .ConfigureServices((context, services) => + { + services.AddHttpClient("Backend", client => + { + client.BaseAddress = new Uri("http://localhost:5000"); // Default backend URL + }); + services.AddHostedService(); + }) + .Build(); + +await host.RunAsync(); + +public class VehicleWorker : BackgroundService +{ + private readonly IHttpClientFactory _httpClientFactory; + private readonly ILogger _logger; + private readonly IConfiguration _configuration; + + private string _vin; + private string _currentVersion = "1.0.0"; + private string _status = "Online"; + + public VehicleWorker(IHttpClientFactory httpClientFactory, ILogger logger, IConfiguration configuration) + { + _httpClientFactory = httpClientFactory; + _logger = logger; + _configuration = configuration; + + // Read VIN from args or config, or generate random + _vin = _configuration["VIN"] ?? $"VIN-{Guid.NewGuid().ToString().Substring(0, 8).ToUpper()}"; + } + + protected override async Task ExecuteAsync(CancellationToken stoppingToken) + { + _logger.LogInformation($"Vehicle {_vin} starting up. Version: {_currentVersion}"); + + var client = _httpClientFactory.CreateClient("Backend"); + + // Initial Registration + await RegisterAsync(client, stoppingToken); + + while (!stoppingToken.IsCancellationRequested) + { + try + { + await SendHeartbeatAsync(client, stoppingToken); + await CheckForUpdatesAsync(client, stoppingToken); + } + catch (Exception ex) + { + _logger.LogError(ex, "Error in vehicle loop"); + } + + await Task.Delay(5000, stoppingToken); // 5s Interval + } + } + + private async Task RegisterAsync(HttpClient client, CancellationToken ct) + { + try + { + var response = await client.PostAsJsonAsync("/api/vehicles/register", new { Vin = _vin, CurrentVersion = _currentVersion }, ct); + if (response.IsSuccessStatusCode) + { + _logger.LogInformation("Successfully registered with backend."); + } + else + { + _logger.LogWarning($"Registration failed: {response.StatusCode}"); + } + } + catch (Exception ex) + { + _logger.LogError($"Could not register: {ex.Message}"); + } + } + + private async Task SendHeartbeatAsync(HttpClient client, CancellationToken ct) + { + var response = await client.PostAsJsonAsync("/api/vehicles/heartbeat", new { Vin = _vin, Status = _status }, ct); + if (!response.IsSuccessStatusCode) + { + _logger.LogWarning($"Heartbeat failed: {response.StatusCode}"); + } + } + + private async Task CheckForUpdatesAsync(HttpClient client, CancellationToken ct) + { + if (_status == "Updating") return; + + try + { + var response = await client.GetAsync($"/api/vehicles/updates?vin={_vin}", ct); + if (response.StatusCode == System.Net.HttpStatusCode.OK) + { + var update = await response.Content.ReadFromJsonAsync(cancellationToken: ct); + if (update != null) + { + _logger.LogInformation($"New update found: {update.Version} (ID: {update.UpdateId})"); + await PerformUpdateAsync(client, update, ct); + } + } + } + catch (Exception ex) + { + _logger.LogError($"Error checking updates: {ex.Message}"); + } + } + + private async Task PerformUpdateAsync(HttpClient client, UpdateInfo update, CancellationToken ct) + { + _status = "Updating"; + await SendHeartbeatAsync(client, ct); // Update status in backend + + _logger.LogInformation("Downloading update..."); + // Simulate download + await Task.Delay(3000, ct); + + // Ideally we would download the file here: + // var bytes = await client.GetByteArrayAsync(update.DownloadUrl, ct); + // _logger.LogInformation($"Downloaded {bytes.Length} bytes."); + + _logger.LogInformation("Installing update..."); + await Task.Delay(5000, ct); + + _currentVersion = update.Version; + _status = "Online"; + + _logger.LogInformation($"Update complete. Rebooting system... New Version: {_currentVersion}"); + + // Re-register with new version + await RegisterAsync(client, ct); + } +} + +public class UpdateInfo +{ + public int UpdateId { get; set; } + public string Version { get; set; } = string.Empty; + public string? Description { get; set; } + public string DownloadUrl { get; set; } = string.Empty; +}