feat(tvix/castore): extend blobstore protos for verified streaming r/6954

This pdates the proto docstrings a bit, especially w.r.t. verified
streaming.
It also adds send_chunks, send_bao fields to StatBlobRequest (renamed
from BlobMeta)

Change-Id: I590cc8646d86b73bca9f38a9b6d9ea15e4df5cb6
Reviewed-on: https://cl.tvl.fyi/c/depot/+/9951
Tested-by: BuildkiteCI
Reviewed-by: raitobezarius <tvl@lahfa.xyz>

2 files changed, 3 insertions, 2 deletions

diff --git a/tvix/castore/src/blobservice/grpc.rs b/tvix/castore/src/blobservice/grpc.rs
index d0f619fcebcb..8d3bdfa8fa25 100644
--- a/tvix/castore/src/blobservice/grpc.rs
+++ b/tvix/castore/src/blobservice/grpc.rs
@@ -56,6 +56,7 @@ impl BlobService for GRPCBlobService {
         let resp = grpc_client
             .stat(proto::StatBlobRequest {
                 digest: digest.clone().into(),
+                ..Default::default()
             })
             .await;
 
diff --git a/tvix/castore/src/proto/grpc_blobservice_wrapper.rs b/tvix/castore/src/proto/grpc_blobservice_wrapper.rs
index 93db1deef69a..e7092bec1481 100644
--- a/tvix/castore/src/proto/grpc_blobservice_wrapper.rs
+++ b/tvix/castore/src/proto/grpc_blobservice_wrapper.rs
@@ -93,7 +93,7 @@ impl super::blob_service_server::BlobService for GRPCBlobServiceWrapper {
     async fn stat(
         &self,
         request: Request<super::StatBlobRequest>,
-    ) -> Result<Response<super::BlobMeta>, Status> {
+    ) -> Result<Response<super::StatBlobResponse>, Status> {
         let rq = request.into_inner();
         let req_digest = rq
             .digest
@@ -101,7 +101,7 @@ impl super::blob_service_server::BlobService for GRPCBlobServiceWrapper {
             .map_err(|_e| Status::invalid_argument("invalid digest length"))?;
 
         match self.blob_service.has(&req_digest).await {
-            Ok(true) => Ok(Response::new(super::BlobMeta::default())),
+            Ok(true) => Ok(Response::new(super::StatBlobResponse::default())),
             Ok(false) => Err(Status::not_found(format!("blob {} not found", &req_digest))),
             Err(e) => Err(e.into()),
         }