duplicati/ReleaseBuilder/Build/Command.Compile.cs

// Copyright (C) 2025, The Duplicati Team
// https://duplicati.com, hello@duplicati.com
// 
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// copy of this software and associated documentation files (the "Software"), 
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// and/or sell copies of the Software, and to permit persons to whom the 
// Software is furnished to do so, subject to the following conditions:
// 
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// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 
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namespace ReleaseBuilder.Build;

public static partial class Command
{
    /// <summary>
    /// Main compilation of projects
    /// </summary>
    private static class Compile
    {
        /// <summary>
        /// Builds the projects listed in <paramref name="sourceProjects"/> for the distinct <paramref name="buildTargets"/>
        /// </summary>
        /// <param name="baseDir">The base solution folder</param>
        /// <param name="buildDir">The folder where builds should be placed</param>
        /// <param name="sourceProjects">The projects to build</param>
        /// <param name="windowsOnlyProjects">Projects that are only for the Windows targets</param>
        /// <param name="buildTargets">The targets to build</param>
        /// <param name="releaseInfo">The release info to use for the build</param>
        /// <param name="keepBuilds">A flag that allows re-using existing builds</param>
        /// <param name="rtcfg">The runtime configuration</param>
        /// <returns>A task that completes when the build is done</returns>
        public static async Task BuildProjects(string baseDir, string buildDir, Dictionary<InterfaceType, IEnumerable<string>> sourceProjects, IEnumerable<string> windowsOnlyProjects, IEnumerable<PackageTarget> buildTargets, ReleaseInfo releaseInfo, bool keepBuilds, RuntimeConfig rtcfg, bool useHostedBuilds)
        {
            // For tracing, create a log folder and store all logs there
            var logFolder = Path.Combine(buildDir, "logs");
            Directory.CreateDirectory(logFolder);

            // Get the unique build targets (ignoring the package type)
            var buildArchTargets = buildTargets.DistinctBy(x => (x.OS, x.Arch, x.Interface)).ToArray();

            if (buildArchTargets.Length == 1)
                Console.WriteLine($"Building single release: {buildArchTargets.First().BuildTargetString}");
            else
                Console.WriteLine($"Building {buildArchTargets.Length} versions");

            foreach (var target in buildArchTargets)
            {
                var outputFolder = Path.Combine(buildDir, target.BuildTargetString);

                // Faster iteration for debugging is to keep the build folder
                if (keepBuilds && Directory.Exists(outputFolder))
                {
                    Console.WriteLine($"Skipping build as output exists for {target.BuildTargetString}");
                }
                else
                {
                    var tmpfolder = Path.Combine(buildDir, target.BuildTargetString + "-tmp");
                    Console.WriteLine($"Building {target.BuildTargetString} ...");

                    if (!sourceProjects.TryGetValue(target.Interface, out var buildProjects))
                        throw new InvalidOperationException($"No projects found for {target.Interface}");

                    foreach (var proj in buildProjects)
                    {
                        if (target.OS != OSType.Windows && windowsOnlyProjects.Contains(proj))
                            continue;

                        // TODO: Self contained builds are bloating the build size
                        // Alternative is to require the .NET runtime to be installed

                        // Build into isolated folder
                        var buildfolder = Path.Combine(buildDir, target.BuildTargetString + "-out");
                        if (Directory.Exists(buildfolder))
                            Directory.Delete(buildfolder, true);

                        // Fix any RIDs that differ from .NET SDK
                        var archstring = target.Arch switch
                        {
                            ArchType.Arm7 => $"{target.OSString}-arm",
                            _ => target.BuildArchString
                        };

                        var command = new string[] {
                            "dotnet", "publish", proj,
                            "-c", "Release",
                            "-o", buildfolder,
                            "-r", archstring,
                            $"/p:AssemblyVersion={releaseInfo.Version}",
                            $"/p:Version={releaseInfo.Version}-{releaseInfo.Channel}-{releaseInfo.Timestamp:yyyyMMdd}",
                            "--self-contained", useHostedBuilds ? "false" : "true"
                        };

                        try
                        {
                            await ProcessHelper.ExecuteWithLog(command, workingDirectory: tmpfolder, logFolder: logFolder, logFilename: (pid, isStdOut) => $"{Path.GetFileNameWithoutExtension(proj)}.{target.BuildTargetString}.{pid}.{(isStdOut ? "stdout" : "stderr")}.log");
                        }
                        catch (Exception ex)
                        {
                            Console.WriteLine($"Error building {proj} for {target.BuildTargetString}: {ex.Message}");
                            throw;
                        }

                        // Merge the build into the temporary target folder
                        EnvHelper.CopyDirectory(buildfolder, tmpfolder, true);
                        Directory.Delete(buildfolder, true);
                    }

                    // Perform any post-build steps, cleaning and signing as needed
                    await PostCompile.PrepareTargetDirectory(baseDir, tmpfolder, target, rtcfg, keepBuilds);
                    await PostCompile.VerifyTargetDirectory(tmpfolder, target);

                    // Move the final build to the output folder
                    Directory.Move(tmpfolder, outputFolder);
                }

                Console.WriteLine("Completed!");
            }
        }
    }
}