Add initial {win,linux}-arm64 target support

Builders/LinuxBuilder.cs

@@ -1,6 +1,7 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using System;
 using System.IO;
 using osu.Desktop.Deploy.Uploaders;
 
@@ -15,15 +16,26 @@ public class LinuxBuilder : Builder
         private readonly string stagingTarget;
         private readonly string publishTarget;
 
-        public LinuxBuilder(string version)
+        public LinuxBuilder(string version, string? arch)
             : base(version)
         {
+            if (string.IsNullOrEmpty(arch))
+            {
+                Console.Write("Build for which architecture? [x64/arm64]: ");
+                arch = Console.ReadLine() ?? string.Empty;
+            }
+
+            if (arch != "x64" && arch != "arm64")
+                Logger.Error($"Invalid Architecture: {arch}");
+
+            RuntimeIdentifier = $"{os_name}-{arch}";
+
             stagingTarget = Path.Combine(Program.StagingPath, app_dir);
             publishTarget = Path.Combine(stagingTarget, "usr", "bin");
         }
 
         protected override string TargetFramework => "net8.0";
-        protected override string RuntimeIdentifier => $"{os_name}-x64";
+        protected override string RuntimeIdentifier { get; }
 
         public override Uploader CreateUploader()
         {

Builders/WindowsBuilder.cs

@@ -12,15 +12,29 @@ public class WindowsBuilder : Builder
     {
         private const string app_name = "osu!.exe";
         private const string os_name = "win";
-        private const string channel = "win";
+        private readonly string channel = "win";
 
-        public WindowsBuilder(string version)
+        public WindowsBuilder(string version, string? arch)
             : base(version)
         {
+            if (string.IsNullOrEmpty(arch))
+            {
+                Console.Write("Build for which architecture? [x64/arm64]: ");
+                arch = Console.ReadLine() ?? string.Empty;
+            }
+
+            if (arch != "x64" && arch != "arm64")
+                Logger.Error($"Invalid Architecture: {arch}");
+
+            RuntimeIdentifier = $"{os_name}-{arch}";
+
+            // Include architecture in channel while x64 keeps using the old convention without it
+            if (arch != "x64")
+                this.channel = RuntimeIdentifier;
         }
 
         protected override string TargetFramework => "net8.0";
-        protected override string RuntimeIdentifier => $"{os_name}-x64";
+        protected override string RuntimeIdentifier { get; }
 
         public override Uploader CreateUploader()
         {

Program.cs

@@ -119,11 +119,11 @@ public static void Main(string[] args)
             switch (targetPlatform)
             {
                 case RuntimeInfo.Platform.Windows:
-                    builder = new WindowsBuilder(version);
+                    builder = new WindowsBuilder(version, getArg(3));
                     break;
 
                 case RuntimeInfo.Platform.Linux:
-                    builder = new LinuxBuilder(version);
+                    builder = new LinuxBuilder(version, getArg(3));
                     break;
 
                 case RuntimeInfo.Platform.macOS:

Uploaders/LinuxVelopackUploader.cs

@@ -1,6 +1,8 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using System;
+
 namespace osu.Desktop.Deploy.Uploaders
 {
     public class LinuxVelopackUploader : VelopackUploader
@@ -16,7 +18,16 @@ public LinuxVelopackUploader(string applicationName, string operatingSystemName,
         public override void PublishBuild(string version)
         {
             base.PublishBuild(version);
-            RenameAsset($"{Program.PackageName}-{channel}.AppImage", "osu.AppImage");
+
+            if (channel != "linux-x64" && channel != "linux-arm64")
+                throw new Exception($"Unrecognised channel: {channel}");
+
+            // Include architecture in asset name while x64 keeps using the old convention without it
+            string arch_suffix = "";
+            if (channel != "linux-x64")
+                arch_suffix = channel.Substring(5);
+
+            RenameAsset($"{Program.PackageName}-{channel}.AppImage", $"osu{arch_suffix}.AppImage");
         }
     }
 }

Uploaders/WindowsVelopackUploader.cs

@@ -1,6 +1,8 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
+using System;
+
 namespace osu.Desktop.Deploy.Uploaders
 {
     public class WindowsVelopackUploader : VelopackUploader
@@ -18,7 +20,14 @@ public WindowsVelopackUploader(string applicationName, string operatingSystemNam
         public override void PublishBuild(string version)
         {
             base.PublishBuild(version);
-            RenameAsset($"{Program.PackageName}-{channel}-Setup.exe", "install.exe");
+
+            if (channel != "win"/*-x64*/ && channel != "win-arm64")
+                throw new Exception($"Unrecognised channel: {channel}");
+
+            // Include architecture in asset name while x64 keeps using the old convention without it
+            string arch_suffix = channel.Substring(3);
+
+            RenameAsset($"{Program.PackageName}-{channel}-Setup.exe", $"install{arch_suffix}.exe");
         }
     }
 }