Running Windows Containers in Aspire

WindowsContainerResource.cs

namespace Aspire.Hosting.ApplicationModel;

public class WindowsContainerResource : ExecutableResource
{
    public WindowsContainerResource(string name)
        : base(name, "docker", Directory.GetCurrentDirectory())
    {
    }

    public class Options
    {
        public List<(int HostPort, int ContainerPort, string Scheme)> PortMappings { get; } = [];

        public List<KeyValuePair<string, string>> Env { get; } = [];

        public Options WithPortMapping(int hostPort, int containerPort, string scheme)
        {
            PortMappings.Add((hostPort, containerPort, scheme));
            return this;
        }

        public Options WithEnv(string key, string value)
        {
            Env.Add(new (key, value));
            return this;
        }
    }
}

public static class WindowsContainerResourceExtensions
{
    extension(IDistributedApplicationBuilder applicationBuilder)
    {
        public IResourceBuilder<WindowsContainerResource> AddWindowsContainer(string name, string image, Action<WindowsContainerResource.Options>? configure = null)
        {
            var options = new WindowsContainerResource.Options();
            configure?.Invoke(options);

            var resource = new WindowsContainerResource(name);

            var builder = applicationBuilder.AddResource(resource)
                .WithArgs("run")
                .WithArgs("--rm")
                .WithArgs("--name", $"{name}-{Path.GetFileNameWithoutExtension(Path.GetRandomFileName())}");

            foreach (var env in options.Env)
            {
                builder.WithArgs("-e", $"{env.Key}={env.Value}");
            }

            foreach (var port in options.PortMappings)
            {
                builder = builder.WithArgs("-p", $"{port.HostPort}:{port.ContainerPort}");
            }

            builder.WithArgs(image);

            return builder;
        }
    }
}