Salmon/Salmon.Service/Watchers/Docker.cs

using Docker.DotNet;
using Docker.DotNet.Models;
using Salmon.Core;
using Salmon.Model.Monitor;

namespace Salmon.Service.Watchers;

public class Docker
    : Base
{
    public string Uri { get; set; }
    public string Name { get; set; }
    public List<DockerContainer> Containers { get; set; } = new List<DockerContainer>(); 

    public override async Task<IEnumerable<Element>> ForgeElements()
    {
        List<Element> elements = new();
        
        DockerClient client = new DockerClientConfiguration(
            new Uri(Uri))
            .CreateClient();

        var listedContainers = await client.Containers.ListContainersAsync(new global::Docker.DotNet.Models.ContainersListParameters
        {
            All = true
        });
        foreach (var i in Containers)
            elements.Add(i.FromResponses(Uri, listedContainers));

        return elements;
    }
}

public class DockerContainer
    : Base
{
    public string ContainerName { get; set; }

    public override Task<IEnumerable<Element>> ForgeElements()
    {
        // Implement later with Single... Not very efficient.
        throw new NotImplementedException();
    }

    public Element FromResponses(string uri, IList<ContainerListResponse> responses)
    {
        Container ret = new(UniqueId ?? Helper.CreateIdFrom(uri, ContainerName))
        {
            Joinable = false
        };

        foreach (var r in responses)
            if(r.Names.Contains(ContainerName))
            {
                ret.Joinable = true;
                ret.Running = r.State == "running";
                ret.ContainerId = r.ID;
                ret.ContainerStatus = r.Status;
                ret.Image = r.Image;
                ret.ImageId = r.ImageID;
                break;
            }

        ApplyField(ret);
        
        return ret;
    }
}