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Merge pull request #111 from meshtastic/udp-simulator
Start of Virtual node with UDP
2 parents da11a7f + 79a9c64 commit 596faeb

25 files changed

+663
-13
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‎Directory.Packages.props‎

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<ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
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</PropertyGroup>
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<ItemGroup>
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<PackageVersion Include="BouncyCastle.Cryptography" Version="2.5.1" />
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<PackageVersion Include="coverlet.collector" Version="6.0.4" />
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<PackageVersion Include="FluentAssertions" Version="7.1.0" />
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<PackageVersion Include="ILogger.Moq" Version="1.1.10" />
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<PackageVersion Include="Google.Protobuf" Version="3.29.3" />
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<PackageVersion Include="Google.Protobuf.Tools" Version="3.29.3" />
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<PackageVersion Include="Microsoft.Extensions.DependencyInjection" Version="9.0.1" />
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<PackageVersion Include="Microsoft.Extensions.Logging" Version="9.0.1" />
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<PackageVersion Include="Microsoft.Extensions.Logging.Console" Version="9.0.1" />
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<PackageVersion Include="Microsoft.Extensions.Logging.Debug" Version="9.0.1" />
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<PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
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<PackageVersion Include="Google.Protobuf" Version="3.30.1" />
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<PackageVersion Include="Google.Protobuf.Tools" Version="3.30.1" />
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<PackageVersion Include="Microsoft.Extensions.Hosting" Version="9.0.3" />
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<PackageVersion Include="Microsoft.Extensions.DependencyInjection" Version="9.0.3" />
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<PackageVersion Include="Microsoft.Extensions.Logging" Version="9.0.3" />
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<PackageVersion Include="Microsoft.Extensions.Logging.Console" Version="9.0.3" />
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<PackageVersion Include="Microsoft.Extensions.Logging.Debug" Version="9.0.3" />
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<PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.13.0" />
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<PackageVersion Include="Microsoft.VisualStudio.Azure.Containers.Tools.Targets" Version="1.21.0" />
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<PackageVersion Include="Moq" Version="4.20.72" />
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<PackageVersion Include="Newtonsoft.Json" Version="13.0.3" />
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<PackageVersion Include="NUnit" Version="4.3.2" />
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<PackageVersion Include="NUnit3TestAdapter" Version="5.0.0" />
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<PackageVersion Include="NUnit.Analyzers" Version="4.6.0" />
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<PackageVersion Include="MQTTnet" Version="5.0.1.1416" />
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<PackageVersion Include="Portable.BouncyCastle" Version="1.9.0" />
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<PackageVersion Include="QRCoder" Version="1.6.0" />
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<PackageVersion Include="SimpleExec" Version="12.0.0" />
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<PackageVersion Include="Spectre.Console" Version="0.49.1" />
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<PackageVersion Include="Spectre.Console.Json" Version="0.49.1" />
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<PackageVersion Include="System.CommandLine" Version="2.0.0-beta4.22272.1" />
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<PackageVersion Include="System.IO.Ports" Version="9.0.1" />
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<PackageVersion Include="System.IO.Ports" Version="9.0.3" />
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<PackageVersion Include="YamlDotNet" Version="16.3.0" />
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</ItemGroup>
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</Project>

‎Meshtastic.Test/Crypto/PacketCryptoTests.cs‎

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using Meshtastic.Crypto;
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using Meshtastic.Protobufs;
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namespace Meshtastic.Test.Crypto;
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public class PacketCryptoTests
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{
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[SetUp]
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public void Setup()
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{
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}
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[Test]
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public void TestDefaultKeyDecrypt()
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{
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//{ "packet": { "from": 4202784164, "to": 4294967295, "channel": 8, "encrypted": "kiDV39nDDsi8AON+Czei6zUpy+F/7E+lyIpicxJR40KXBFmPkqFUEnobI5voQadha+s=", "id": 1777428186, "hopLimit": 3, "priority": "BACKGROUND", "hopStart": 3 }, "channelId": "LongFast", "gatewayId": "!fa8165a4" }
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var nonce = new NonceGenerator(4202784164, 1777428186).Create();
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var decrypted = PacketEncryption.TransformPacket(Convert.FromBase64String("kiDV39nDDsi8AON+Czei6zUpy+F/7E+lyIpicxJR40KXBFmPkqFUEnobI5voQadha+s="), nonce, Resources.DEFAULT_PSK);
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var testMessage = Meshtastic.Protobufs.Data.Parser.ParseFrom(decrypted);
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testMessage.Portnum.Should().Be(PortNum.NodeinfoApp);
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var nodeInfo = User.Parser.ParseFrom(testMessage.Payload);
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nodeInfo.LongName.Should().Be("Meshtastic 65a4");
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}
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}

‎Meshtastic.Virtual.Service/Dockerfile‎

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# See https://aka.ms/customizecontainer to learn how to customize your debug container and how Visual Studio uses this Dockerfile to build your images for faster debugging.
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# This stage is used when running from VS in fast mode (Default for Debug configuration)
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FROM mcr.microsoft.com/dotnet/runtime:9.0 AS base
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USER $APP_UID
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WORKDIR /app
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# This stage is used to build the service project
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FROM mcr.microsoft.com/dotnet/sdk:9.0 AS build
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ARG BUILD_CONFIGURATION=Release
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WORKDIR /src
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COPY ["Directory.Packages.props", "."]
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COPY ["Meshtastic.Virtual.Service/Meshtastic.Virtual.Service.csproj", "Meshtastic.Virtual.Service/"]
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RUN dotnet restore "./Meshtastic.Virtual.Service/Meshtastic.Virtual.Service.csproj"
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COPY . .
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WORKDIR "/src/Meshtastic.Virtual.Service"
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RUN dotnet build "./Meshtastic.Virtual.Service.csproj" -c $BUILD_CONFIGURATION -o /app/build
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# This stage is used to publish the service project to be copied to the final stage
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FROM build AS publish
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ARG BUILD_CONFIGURATION=Release
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RUN dotnet publish "./Meshtastic.Virtual.Service.csproj" -c $BUILD_CONFIGURATION -o /app/publish /p:UseAppHost=false
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# This stage is used in production or when running from VS in regular mode (Default when not using the Debug configuration)
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FROM base AS final
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WORKDIR /app
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COPY --from=publish /app/publish .
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ENTRYPOINT ["dotnet", "Meshtastic.Virtual.Service.dll"]

‎Meshtastic.Virtual.Service/Meshtastic.Virtual.Service.csproj‎

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<Project Sdk="Microsoft.NET.Sdk.Worker">
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<PropertyGroup>
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<TargetFramework>net9.0</TargetFramework>
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<Nullable>enable</Nullable>
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<ImplicitUsings>enable</ImplicitUsings>
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<UserSecretsId>dotnet-Meshtastic.Virtual.Service-f04ea7a8-15a0-4fec-b79a-3106e594e1a5</UserSecretsId>
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<DockerDefaultTargetOS>Linux</DockerDefaultTargetOS>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="Microsoft.Extensions.Hosting" />
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<PackageReference Include="Microsoft.VisualStudio.Azure.Containers.Tools.Targets" />
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</ItemGroup>
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<ItemGroup>
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<ProjectReference Include="..\Meshtastic\Meshtastic.csproj" />
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</ItemGroup>
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</Project>

‎Meshtastic.Virtual.Service/Network/InterfaceUtility.cs‎

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using System.Net.NetworkInformation;
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namespace Meshtastic.Virtual.Service.Network;
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public static class InterfaceUtility
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{
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public static PhysicalAddress GetMacAddress()
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{
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return NetworkInterface
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.GetAllNetworkInterfaces()
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.Where(nic => nic.OperationalStatus == OperationalStatus.Up && nic.NetworkInterfaceType != NetworkInterfaceType.Loopback)
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.Select(nic => nic.GetPhysicalAddress())
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.First();
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}
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}

‎Meshtastic.Virtual.Service/Persistance/FilePaths.cs‎

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namespace Meshtastic.Virtual.Service.Persistance;
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public static class FilePaths
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{
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public const string NODE_FILE = "node.proto";
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public const string MYNODEINFO_FILE = "mynodeinfo.proto";
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public const string CHANNELS_FILE = "channels.proto";
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public const string CONFIG_FILE = "config.proto";
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public const string MODULE_FILE = "module.store";
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}

‎Meshtastic.Virtual.Service/Persistance/FilePersistance.cs‎

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using static System.Environment;
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namespace Meshtastic.Virtual.Service.Persistance;
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public class FilePersistance(ILogger<IFilePersistance> logger) : IFilePersistance
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{
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private static readonly string basePath = Path.Combine(GetFolderPath(SpecialFolder.LocalApplicationData, SpecialFolderOption.DoNotVerify), "meshtastic");
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public async Task<bool> Save(string fileName, byte[] data)
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{
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try
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{
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// Ensure the directory and all its parents exist.
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Directory.CreateDirectory(basePath);
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await File.WriteAllBytesAsync(fileName, data);
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return true;
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}
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catch (Exception ex)
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{
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logger.LogError(ex, "Error saving file {FileName}", fileName);
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return false;
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}
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}
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public async Task<byte[]> Load(string fileName)
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{
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return await File.ReadAllBytesAsync(fileName);
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}
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public async Task<bool> Exists(string fileName)
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{
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return await Task.FromResult(File.Exists(fileName));
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}
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public async Task<bool> Delete(string fileName)
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{
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try
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{
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if (File.Exists(fileName))
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{
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File.Delete(fileName);
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return true;
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}
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return await Task.FromResult(false);
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}
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catch (Exception ex)
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{
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logger.LogError(ex, "Error deleting file {FileName}", fileName);
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return false;
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}
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}
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}

‎Meshtastic.Virtual.Service/Persistance/IFilePersistance.cs‎

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namespace Meshtastic.Virtual.Service.Persistance;
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public interface IFilePersistance
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{
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Task<bool> Delete(string fileName);
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Task<bool> Exists(string fileName);
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Task<byte[]> Load(string fileName);
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Task<bool> Save(string fileName, byte[] data);
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}

‎Meshtastic.Virtual.Service/Persistance/IVirtualStore.cs‎

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using Meshtastic.Protobufs;
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namespace Meshtastic.Virtual.Service.Persistance;
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public interface IVirtualStore
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{
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Task Load();
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Task Save();
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NodeInfo Node { get; }
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LocalConfig LocalConfig { get; }
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LocalModuleConfig LocalModuleConfig { get; }
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List<Channel> Channels { get; }
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MyNodeInfo MyNodeInfo { get; }
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List<NodeInfo> Nodes { get; }
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}

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