Initial implementation of Google Workspace backup.

This is a WIP and still needs the restore part implemented. Not all resources are fully tested but basic elements work.
2026-02-04 15:44:23 +01:00
parent 1b1719e924
commit da246874ec
69 changed files with 3803 additions and 3 deletions
@@ -0,0 +1,41 @@
+// Copyright (c) 2026 Duplicati Inc. All rights reserved.
+
+using Duplicati.Library.Common.IO;
+using Duplicati.Library.Interface;
+using System.Runtime.CompilerServices;
+using File = Google.Apis.Drive.v3.Data.File;
+
+namespace Duplicati.Proprietary.GoogleWorkspace.SourceItems;
+
+internal class DriveFileRevisionsSourceEntry(SourceProvider provider, string parentPath, File file)
+    : MetaEntryBase(Util.AppendDirSeparator(SystemIO.IO_OS.PathCombine(parentPath, "Revisions")), null, null)
+{
+    public override async IAsyncEnumerable<ISourceProviderEntry> Enumerate([EnumeratorCancellation] CancellationToken cancellationToken)
+    {
+        var service = provider.ApiHelper.GetDriveService();
+        var request = service.Revisions.List(file.Id);
+        var revisions = await request.ExecuteAsync(cancellationToken);
+
+        if (revisions.Revisions != null)
+        {
+            foreach (var revision in revisions.Revisions)
+            {
+                if (cancellationToken.IsCancellationRequested) yield break;
+                yield return new DriveFileRevisionContentSourceEntry(provider, this.Path, file, revision);
+            }
+        }
+    }
+
+    public override Task<Dictionary<string, string?>> GetMinorMetadata(CancellationToken cancellationToken)
+    {
+        return Task.FromResult(new Dictionary<string, string?>
+        {
+            { "gsuite:v", "1" },
+            { "gsuite:Type", SourceItemType.DriveFileRevision.ToString() }, // Folder
+            { "gsuite:Name", "Revisions" },
+            { "gsuite:id", file.Id + "/revisions" }
+        }
+        .Where(kv => !string.IsNullOrEmpty(kv.Value))
+        .ToDictionary(kv => kv.Key, kv => kv.Value));
+    }
+}