Add from-build command

Author: lbussell

eng/update-dependencies/FromBuildCommand.cs

@@ -0,0 +1,27 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using System.Threading.Tasks;
+using Microsoft.DotNet.DarcLib;
+using Microsoft.DotNet.ProductConstructionService.Client.Models;
+using Microsoft.Extensions.Logging;
+
+namespace Dotnet.Docker;
+
+internal class FromBuildCommand(
+    IBasicBarClient barClient,
+    IBuildUpdaterService buildUpdaterService,
+    ILogger<FromBuildCommand> logger)
+    : BaseCommand<FromBuildOptions>
+{
+    private readonly IBasicBarClient _barClient = barClient;
+    private readonly IBuildUpdaterService _buildUpdaterService = buildUpdaterService;
+    private readonly ILogger<FromBuildCommand> _logger = logger;
+
+    public override async Task<int> ExecuteAsync(FromBuildOptions options)
+    {
+        _logger.LogInformation("Getting BAR build with ID {options.Id}", options.Id);
+        Build build = await _barClient.GetBuildAsync(options.Id);
+        return await _buildUpdaterService.UpdateFrom(build, options);
+    }
+}

eng/update-dependencies/FromBuildOptions.cs

@@ -0,0 +1,27 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using System.Collections.Generic;
+using System.CommandLine;
+
+namespace Dotnet.Docker;
+
+internal class FromBuildOptions : CreatePullRequestOptions, IOptions
+{
+    public required int Id { get; init; }
+
+    public static new List<Argument> Arguments { get; } =
+    [
+        new Argument<int>("id")
+        {
+            Arity = ArgumentArity.ExactlyOne,
+            Description = "The BAR build ID to use as a source for the update (see https://aka.ms/bar)"
+        },
+        ..CreatePullRequestOptions.Arguments,
+    ];
+
+    public static new List<Option> Options { get; } =
+    [
+        ..CreatePullRequestOptions.Options,
+    ];
+}

eng/update-dependencies/Program.cs

@@ -14,6 +14,9 @@
 
 var rootCommand = new RootCommand()
 {
+    FromBuildCommand.Create(
+        name: "from-build",
+        description: "Update dependencies using a specific BAR build"),
     FromChannelCommand.Create(
         name: "from-channel",
         description: "Update dependencies using the latest build from a channel"),
@@ -46,6 +49,7 @@
             services.AddSingleton<IBuildAssetService, BuildAssetService>();
             services.AddSingleton<HttpClient>();
 
+            FromBuildCommand.Register<FromBuildCommand>(services);
             FromChannelCommand.Register<FromChannelCommand>(services);
             SpecificCommand.Register<SpecificCommand>(services);
         })