Implemented basic support for marshaling attachments out-of-band with the package payload

Currently supported in project store but will also be used for the structured cache

Currently, cleanup is missing. Ultimately the intent is that the file used for marshaling will simply be moved into place.

1 files changed, 14 insertions, 1 deletions

diff --git a/zenserver/projectstore.cpp b/zenserver/projectstore.cpp
index 0dc0da1ae..c2c8c2421 100644
--- a/zenserver/projectstore.cpp
+++ b/zenserver/projectstore.cpp
@@ -1057,8 +1057,21 @@ HttpProjectService::HttpProjectService(CasStore& Store, ProjectStore* Projects)
 
 			IoBuffer Payload = HttpReq.ReadPayload();
 
+			CbPackage::AttachmentResolver Resolver = [&](const IoHash& Hash) -> SharedBuffer {
+				std::filesystem::path AttachmentPath = Log.TempPath() / Hash.ToHexString();
+
+				if (IoBuffer Data = IoBufferBuilder::MakeFromFile(AttachmentPath.native().c_str()))
+				{
+					return SharedBuffer::Clone(MemoryView(Data.Data(), Data.Size()));
+				}
+				else
+				{
+					return {};
+				}
+			};
+
 			CbPackage Package;
-			Package.Load(Payload);
+			Package.Load(Payload, &UniqueBuffer::Alloc, &Resolver);
 
 			CbObject Core = Package.GetObject();