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 +1,47 @@
+// Copyright (c) 2026 Duplicati Inc. All rights reserved.
+
+using Duplicati.Library.Common.IO;
+using Google.Apis.Keep.v1.Data;
+
+namespace Duplicati.Proprietary.GoogleWorkspace.SourceItems;
+
+internal class KeepNoteAttachmentSourceEntry(SourceProvider provider, string parentPath, Attachment attachment)
+    : StreamResourceEntryBase(SystemIO.IO_OS.PathCombine(parentPath, attachment.Name.Split('/').Last()), DateTime.UnixEpoch, DateTime.UnixEpoch)
+{
+    public override long Size => -1;
+
+    public override async Task<Stream> OpenRead(CancellationToken cancellationToken)
+    {
+        // Keep API attachments are downloaded via media URL?
+        // attachment.Name is like "notes/123/attachments/456".
+        // Docs say: GET https://keep.googleapis.com/v1/notes/{noteId}/attachments/{attachmentId}?alt=media
+
+        var service = provider.ApiHelper.GetKeepService();
+        var url = $"https://keep.googleapis.com/v1/{attachment.Name}?alt=media";
+
+        var response = await service.HttpClient.GetAsync(url, cancellationToken);
+        if (response.IsSuccessStatusCode)
+        {
+            var stream = new MemoryStream();
+            await response.Content.CopyToAsync(stream, cancellationToken);
+            stream.Seek(0, SeekOrigin.Begin);
+            return stream;
+        }
+
+        throw new FileNotFoundException($"Cannot download attachment: {response.StatusCode}");
+    }
+
+    public override Task<Dictionary<string, string?>> GetMinorMetadata(CancellationToken cancellationToken)
+    {
+        return Task.FromResult(new Dictionary<string, string?>
+        {
+            { "gsuite:v", "1" },
+            { "gsuite:Type", SourceItemType.KeepNoteAttachment.ToString() },
+            { "gsuite:Name", attachment.Name.Split('/').Last() },
+            { "gsuite:id", attachment.Name },
+            { "gsuite:MimeType", attachment.MimeType != null ? string.Join(",", attachment.MimeType) : null }
+        }
+        .Where(kv => !string.IsNullOrEmpty(kv.Value))
+        .ToDictionary(kv => kv.Key, kv => kv.Value));
+    }
+}