tvl-depot/tvix/castore/src/utils.rs
Florian Klink 597a6b6205 refactor(tvix/castore/tests): let gen_*_service return Boxes
Only convert to and reuse an Arc<…> where needed.

Change-Id: I2c1bc69cca5a4a3ebd3bdb33d6e28e1f5fb86cb9
Reviewed-on: https://cl.tvl.fyi/c/depot/+/10514
Tested-by: BuildkiteCI
Autosubmit: flokli <flokli@flokli.de>
Reviewed-by: raitobezarius <tvl@lahfa.xyz>
2024-01-01 14:45:17 +00:00

89 lines
3.2 KiB
Rust

//! A crate containing constructors to provide instances of a BlobService and
//! DirectoryService. Only used for testing purposes, but across crates.
//! Should be removed once we have a better concept of a "Service registry".
use tonic::transport::{Channel, Endpoint, Server, Uri};
use crate::{
blobservice::{BlobService, MemoryBlobService},
directoryservice::{DirectoryService, MemoryDirectoryService},
proto::{
blob_service_client::BlobServiceClient, blob_service_server::BlobServiceServer,
directory_service_client::DirectoryServiceClient,
directory_service_server::DirectoryServiceServer, GRPCBlobServiceWrapper,
GRPCDirectoryServiceWrapper,
},
};
pub fn gen_blob_service() -> Box<dyn BlobService> {
Box::<MemoryBlobService>::default()
}
pub fn gen_directory_service() -> Box<dyn DirectoryService> {
Box::<MemoryDirectoryService>::default()
}
/// This will spawn the a gRPC server with a DirectoryService client, connect a
/// gRPC DirectoryService client and return it.
#[allow(dead_code)]
pub(crate) async fn gen_directorysvc_grpc_client() -> DirectoryServiceClient<Channel> {
let (left, right) = tokio::io::duplex(64);
// spin up a server, which will only connect once, to the left side.
tokio::spawn(async {
// spin up a new DirectoryService
let mut server = Server::builder();
let router = server.add_service(DirectoryServiceServer::new(
GRPCDirectoryServiceWrapper::new(gen_directory_service()),
));
router
.serve_with_incoming(tokio_stream::once(Ok::<_, std::io::Error>(left)))
.await
});
// Create a client, connecting to the right side. The URI is unused.
let mut maybe_right = Some(right);
DirectoryServiceClient::new(
Endpoint::try_from("http://[::]:50051")
.unwrap()
.connect_with_connector(tower::service_fn(move |_: Uri| {
let right = maybe_right.take().unwrap();
async move { Ok::<_, std::io::Error>(right) }
}))
.await
.unwrap(),
)
}
/// This will spawn the a gRPC server with a BlobService client, connect a
/// gRPC BlobService client and return it.
#[allow(dead_code)]
pub(crate) async fn gen_blobsvc_grpc_client() -> BlobServiceClient<Channel> {
let (left, right) = tokio::io::duplex(64);
// spin up a server, which will only connect once, to the left side.
tokio::spawn(async {
// spin up a new DirectoryService
let mut server = Server::builder();
let router = server.add_service(BlobServiceServer::new(GRPCBlobServiceWrapper::new(
gen_blob_service(),
)));
router
.serve_with_incoming(tokio_stream::once(Ok::<_, std::io::Error>(left)))
.await
});
// Create a client, connecting to the right side. The URI is unused.
let mut maybe_right = Some(right);
BlobServiceClient::new(
Endpoint::try_from("http://[::]:50051")
.unwrap()
.connect_with_connector(tower::service_fn(move |_: Uri| {
let right = maybe_right.take().unwrap();
async move { Ok::<_, std::io::Error>(right) }
}))
.await
.unwrap(),
)
}