refactor(network): move responses sender into query sender (#2233)

crates/papyrus_network/src/lib.rs

@@ -30,8 +30,6 @@ use papyrus_config::{ParamPath, ParamPrivacyInput, SerializedParam};
 use serde::{Deserialize, Serialize};
 use validator::Validate;
 
-pub use crate::network_manager::SqmrSubscriberChannels;
-
 // TODO: add peer manager config to the network config
 #[derive(Debug, Clone, Deserialize, Serialize, PartialEq, Validate)]
 pub struct NetworkConfig {

crates/papyrus_network/src/network_manager/test.rs

@@ -1,4 +1,5 @@
 use std::collections::{HashMap, HashSet};
+use std::convert::Infallible;
 use std::pin::Pin;
 use std::sync::Arc;
 use std::task::{Context, Poll};
@@ -21,9 +22,10 @@ use tokio::sync::Mutex;
 use tokio::time::sleep;
 
 use super::swarm_trait::{Event, SwarmTrait};
-use super::{GenericNetworkManager, SqmrSubscriberChannels};
+use super::GenericNetworkManager;
 use crate::gossipsub_impl::{self, Topic};
 use crate::mixed_behaviour;
+use crate::network_manager::SqmrClientPayload;
 use crate::sqmr::behaviour::{PeerNotConnected, SessionIdNotFoundError};
 use crate::sqmr::{Bytes, GenericEvent, InboundSessionId, OutboundSessionId};
 
@@ -215,18 +217,20 @@ async fn register_sqmr_protocol_client_and_use_channels() {
     let (event_notifier, mut event_listner) = oneshot::channel();
     mock_swarm.first_polled_event_notifier = Some(event_notifier);
 
-    // network manager to register subscriber and send query
+    // network manager to register subscriber
     let mut network_manager = GenericNetworkManager::generic_new(mock_swarm);
 
-    // register subscriber and send query
-    let SqmrSubscriberChannels { mut query_sender, response_receiver } = network_manager
-        .register_sqmr_protocol_client::<Vec<u8>, Vec<u8>>(
-            SIGNED_BLOCK_HEADER_PROTOCOL.to_string(),
-            BUFFER_SIZE,
-        );
+    // register subscriber and send payload
+    let mut payload_sender = network_manager.register_sqmr_protocol_client::<Vec<u8>, Vec<u8>>(
+        SIGNED_BLOCK_HEADER_PROTOCOL.to_string(),
+        BUFFER_SIZE,
+    );
 
     let response_receiver_length = Arc::new(Mutex::new(0));
     let cloned_response_receiver_length = Arc::clone(&response_receiver_length);
+    let (responses_sender, response_receiver) =
+        futures::channel::mpsc::channel::<Result<Vec<u8>, Infallible>>(BUFFER_SIZE);
+    let responses_sender = Box::new(responses_sender);
     let response_receiver_collector = response_receiver
         .enumerate()
         .take(VEC1.len())
@@ -237,11 +241,11 @@ async fn register_sqmr_protocol_client_and_use_channels() {
             result
         })
         .collect::<Vec<_>>();
-    let (_report_callback, report_receiver) = oneshot::channel::<()>();
+    let (_report_sender, report_receiver) = oneshot::channel::<()>();
     tokio::select! {
         _ = network_manager.run() => panic!("network manager ended"),
         _ = poll_fn(|cx| event_listner.poll_unpin(cx)).then(|_| async move {
-            query_sender.send((VEC1.clone(), report_receiver)).await.unwrap()})
+            payload_sender.send(SqmrClientPayload{query : VEC1.clone(), report_receiver, responses_sender}).await.unwrap()})
             .then(|_| async move {
                 *cloned_response_receiver_length.lock().await = response_receiver_collector.await.len();
             }) => {},
@@ -364,7 +368,7 @@ async fn receive_broadcasted_message_and_report_it() {
             .then(|result| {
                 let (message_result, report_callback) = result.unwrap().unwrap();
                 assert_eq!(message, message_result.unwrap());
-                report_callback();
+                report_callback.send(()).unwrap();
                 tokio::time::timeout(TIMEOUT, reported_peer_receiver.next())
             }) => {
             assert_eq!(originated_peer_id, reported_peer_result.unwrap().unwrap());

crates/papyrus_node/src/main.rs

@@ -355,11 +355,11 @@ fn run_network(
     };
     let mut network_manager = network_manager::NetworkManager::new(network_config.clone());
     let local_peer_id = network_manager.get_local_peer_id();
-    let header_client_channels = network_manager
+    let header_client_sender = network_manager
         .register_sqmr_protocol_client(Protocol::SignedBlockHeader.into(), BUFFER_SIZE);
-    let state_diff_client_channels =
+    let state_diff_client_sender =
         network_manager.register_sqmr_protocol_client(Protocol::StateDiff.into(), BUFFER_SIZE);
-    let transaction_client_channels =
+    let transaction_client_sender =
         network_manager.register_sqmr_protocol_client(Protocol::Transaction.into(), BUFFER_SIZE);
 
     let header_server_channel = network_manager
@@ -381,12 +381,9 @@ fn run_network(
         None => None,
     };
     let p2p_sync_channels = P2PSyncClientChannels {
-        header_query_sender: Box::new(header_client_channels.query_sender),
-        header_response_receiver: Box::new(header_client_channels.response_receiver),
-        state_diff_query_sender: Box::new(state_diff_client_channels.query_sender),
-        state_diff_response_receiver: Box::new(state_diff_client_channels.response_receiver),
-        transaction_query_sender: Box::new(transaction_client_channels.query_sender),
-        transaction_response_receiver: Box::new(transaction_client_channels.response_receiver),
+        header_payload_sender: header_client_sender,
+        state_diff_payload_sender: state_diff_client_sender,
+        transaction_payload_sender: transaction_client_sender,
     };
 
     Ok((

crates/papyrus_p2p_sync/src/client/header_test.rs

@@ -1,4 +1,5 @@
 use futures::{SinkExt, StreamExt};
+use papyrus_network::network_manager::SqmrClientPayload;
 use papyrus_protobuf::sync::{
     BlockHashOrNumber,
     DataOrFin,
@@ -27,11 +28,9 @@ async fn signed_headers_basic_flow() {
     let TestArgs {
         p2p_sync,
         storage_reader,
-        mut header_query_receiver,
-        mut headers_sender,
+        mut header_payload_receiver,
         // The test will fail if we drop these
-        state_diff_query_receiver: _state_diff_query_receiver,
-        state_diffs_sender: _state_diffs_sender,
+        state_diff_payload_receiver: _state_diff_query_receiver,
         ..
     } = setup();
     let block_hashes_and_signatures =
@@ -44,7 +43,11 @@ async fn signed_headers_basic_flow() {
             let end_block_number = (query_index + 1) * HEADER_QUERY_LENGTH;
 
             // Receive query and validate it.
-            let (query, _report_receiver) = header_query_receiver.next().await.unwrap();
+            let SqmrClientPayload {
+                query,
+                report_receiver: _report_receiver,
+                responses_sender: mut headers_sender,
+            } = header_payload_receiver.next().await.unwrap();
             assert_eq!(
                 query,
                 HeaderQuery(Query {
@@ -110,18 +113,20 @@ async fn sync_sends_new_header_query_if_it_got_partial_responses() {
 
     let TestArgs {
         p2p_sync,
-        mut header_query_receiver,
-        mut headers_sender,
+        mut header_payload_receiver,
         // The test will fail if we drop these
-        state_diff_query_receiver: _state_diff_query_receiver,
-        state_diffs_sender: _state_diffs_sender,
+        state_diff_payload_receiver: _state_diff_query_receiver,
         ..
     } = setup();
     let block_hashes_and_signatures = create_block_hashes_and_signatures(NUM_ACTUAL_RESPONSES);
 
     // Create a future that will receive a query, send partial responses and receive the next query.
     let parse_queries_future = async move {
-        let _query = header_query_receiver.next().await.unwrap();
+        let SqmrClientPayload {
+            query: _query,
+            report_receiver: _report_receiver,
+            responses_sender: mut headers_sender,
+        } = header_payload_receiver.next().await.unwrap();
 
         for (i, (block_hash, signature)) in block_hashes_and_signatures.into_iter().enumerate() {
             headers_sender
@@ -140,11 +145,14 @@ async fn sync_sends_new_header_query_if_it_got_partial_responses() {
         headers_sender.send(Ok(DataOrFin(None))).await.unwrap();
 
         // First unwrap is for the timeout. Second unwrap is for the Option returned from Stream.
-        let (query, _report_receiver) =
-            timeout(TIMEOUT_FOR_NEW_QUERY_AFTER_PARTIAL_RESPONSE, header_query_receiver.next())
-                .await
-                .unwrap()
-                .unwrap();
+        let SqmrClientPayload {
+            query,
+            report_receiver: _report_receiver,
+            responses_sender: _responses_sender,
+        } = timeout(TIMEOUT_FOR_NEW_QUERY_AFTER_PARTIAL_RESPONSE, header_payload_receiver.next())
+            .await
+            .unwrap()
+            .unwrap();
 
         assert_eq!(
             query,

crates/papyrus_p2p_sync/src/client/mod.rs

@@ -14,12 +14,12 @@ use std::time::Duration;
 use futures::channel::mpsc::SendError;
 use futures::future::{ready, Ready};
 use futures::sink::With;
-use futures::{Sink, SinkExt, Stream};
+use futures::{SinkExt, Stream};
 use header::HeaderStreamBuilder;
 use papyrus_config::converters::deserialize_seconds_to_duration;
 use papyrus_config::dumping::{ser_optional_param, ser_param, SerializeConfig};
 use papyrus_config::{ParamPath, ParamPrivacyInput, SerializedParam};
-use papyrus_network::network_manager::ReportReceiver;
+use papyrus_network::network_manager::{SqmrClientPayload, SqmrClientSender};
 use papyrus_protobuf::converters::ProtobufConversionError;
 use papyrus_protobuf::sync::{
     DataOrFin,
@@ -159,32 +159,29 @@ pub enum P2PSyncError {
     SendError(#[from] SendError),
 }
 
-type Response<T> = Result<DataOrFin<T>, ProtobufConversionError>;
 // TODO(Eitan): Use SqmrSubscriberChannels once there is a utility function for testing
-type QuerySender<T> =
-    Box<dyn Sink<(T, ReportReceiver), Error = SendError> + Unpin + Send + 'static>;
-type WithQuerySender<T> = With<
-    QuerySender<T>,
-    (T, ReportReceiver),
-    (Query, ReportReceiver),
-    Ready<Result<(T, ReportReceiver), SendError>>,
-    fn((Query, ReportReceiver)) -> Ready<Result<(T, ReportReceiver), SendError>>,
+
+type WithPayloadSender<TQuery, Response> = With<
+    SqmrClientSender<TQuery, Response>,
+    SqmrClientPayload<TQuery, Response>,
+    SqmrClientPayload<Query, Response>,
+    Ready<Result<SqmrClientPayload<TQuery, Response>, SendError>>,
+    fn(
+        SqmrClientPayload<Query, Response>,
+    ) -> Ready<Result<SqmrClientPayload<TQuery, Response>, SendError>>,
 >;
-type ResponseReceiver<T> = Box<dyn Stream<Item = Response<T>> + Unpin + Send + 'static>;
-type HeaderQuerySender = QuerySender<HeaderQuery>;
-type HeaderResponseReceiver = ResponseReceiver<SignedBlockHeader>;
-type StateDiffQuerySender = QuerySender<StateDiffQuery>;
-type StateDiffResponseReceiver = ResponseReceiver<StateDiffChunk>;
-type TransactionQuerySender = QuerySender<TransactionQuery>;
-type TransactionResponseReceiver = ResponseReceiver<(Transaction, TransactionOutput)>;
+type SyncResponse<T> = Result<DataOrFin<T>, ProtobufConversionError>;
+type ResponseReceiver<T> = Box<dyn Stream<Item = SyncResponse<T>> + Unpin + Send>;
+
+type HeaderPayloadSender = SqmrClientSender<HeaderQuery, DataOrFin<SignedBlockHeader>>;
+type StateDiffPayloadSender = SqmrClientSender<StateDiffQuery, DataOrFin<StateDiffChunk>>;
+type TransactionPayloadSender =
+    SqmrClientSender<TransactionQuery, DataOrFin<(Transaction, TransactionOutput)>>;
 
 pub struct P2PSyncClientChannels {
-    pub header_query_sender: HeaderQuerySender,
-    pub header_response_receiver: HeaderResponseReceiver,
-    pub state_diff_query_sender: StateDiffQuerySender,
-    pub state_diff_response_receiver: StateDiffResponseReceiver,
-    pub transaction_query_sender: TransactionQuerySender,
-    pub transaction_response_receiver: TransactionResponseReceiver,
+    pub header_payload_sender: HeaderPayloadSender,
+    pub state_diff_payload_sender: StateDiffPayloadSender,
+    pub transaction_payload_sender: TransactionPayloadSender,
 }
 
 impl P2PSyncClientChannels {
@@ -194,20 +191,31 @@ impl P2PSyncClientChannels {
         config: P2PSyncClientConfig,
     ) -> impl Stream<Item = DataStreamResult> + Send + 'static {
         let header_stream = HeaderStreamBuilder::create_stream(
-            self.header_query_sender
-                .with(|(query, report_receiver)| ready(Ok((HeaderQuery(query), report_receiver)))),
-            self.header_response_receiver,
+            self.header_payload_sender.with(
+                |SqmrClientPayload { query, report_receiver, responses_sender }| {
+                    ready(Ok(SqmrClientPayload {
+                        query: HeaderQuery(query),
+                        report_receiver,
+                        responses_sender,
+                    }))
+                },
+            ),
             storage_reader.clone(),
             config.wait_period_for_new_data,
             config.num_headers_per_query,
             config.stop_sync_at_block_number,
         );
 
         let state_diff_stream = StateDiffStreamBuilder::create_stream(
-            self.state_diff_query_sender.with(|(query, report_receiver)| {
-                ready(Ok((StateDiffQuery(query), report_receiver)))
-            }),
-            self.state_diff_response_receiver,
+            self.state_diff_payload_sender.with(
+                |SqmrClientPayload { query, report_receiver, responses_sender }| {
+                    ready(Ok(SqmrClientPayload {
+                        query: StateDiffQuery(query),
+                        report_receiver,
+                        responses_sender,
+                    }))
+                },
+            ),
             storage_reader.clone(),
             config.wait_period_for_new_data,
             config.num_block_state_diffs_per_query,