Debugging with Docker and VS Code

build.sh

#! /bin/bash

# This is a minimal sample, but I will want to pass args and env files to the build command
docker build -t dockerdebug:latest .

dockerdebug.csproj

<Project Sdk="Microsoft.NET.Sdk">

  <PropertyGroup>
    <OutputType>Exe</OutputType>
    <TargetFramework>netcoreapp2.2</TargetFramework>
  </PropertyGroup>

</Project>

Dockerfile

FROM microsoft/dotnet:sdk

COPY . /source
WORKDIR /bin
RUN dotnet build /source/dockerdebug.csproj -o /app

WORKDIR /app
CMD ["dotnet", "dockerdebug.dll"]

launch.json

{
    // Use IntelliSense to learn about possible attributes.
    // Hover to view descriptions of existing attributes.
    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
    "version": "0.2.0",
    "configurations": [
        {
            "name": "Docker: Launch .NET Core (Preview)",
            "type": "docker-coreclr",
            "request": "launch",
            "preLaunchTask": "build",
            "dockerBuild": { }, // What do I put in here?
            "dockerRun": { }, // What do I put in here?
        }
    ]
}

Program.cs

using System;

namespace dockerdebug
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine("Hello World! <Press any key to exit>");
            Console.ReadKey(false);
        }
    }
}

run.sh

#! /bin/bash

# This is a minimal sample, but I will want to pass more args to this run command
docker run --rm -it dockerdebug:latest