90ea075c62
## Issue Addressed NA ## Proposed Changes Reverts #2345 in the interests of getting v1.4.0 out this week. Once we have released that, we can go back to testing this again. ## Additional Info NA
804 lines
30 KiB
Rust
804 lines
30 KiB
Rust
#![cfg(test)]
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use eth2_libp2p::rpc::methods::*;
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use eth2_libp2p::{BehaviourEvent, Libp2pEvent, ReportSource, Request, Response};
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use slog::{debug, warn, Level};
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use ssz_types::VariableList;
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use std::sync::Arc;
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use std::time::Duration;
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use tokio::runtime::Runtime;
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use tokio::time::sleep;
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use types::{
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BeaconBlock, Epoch, EthSpec, Hash256, MinimalEthSpec, Signature, SignedBeaconBlock, Slot,
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};
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mod common;
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type E = MinimalEthSpec;
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// Tests the STATUS RPC message
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#[test]
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#[allow(clippy::single_match)]
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fn test_status_rpc() {
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// set up the logging. The level and enabled logging or not
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let log_level = Level::Debug;
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let enable_logging = false;
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let rt = Arc::new(Runtime::new().unwrap());
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let log = common::build_log(log_level, enable_logging);
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rt.block_on(async {
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// get sender/receiver
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let (mut sender, mut receiver) = common::build_node_pair(Arc::downgrade(&rt), &log).await;
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// Dummy STATUS RPC message
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let rpc_request = Request::Status(StatusMessage {
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fork_digest: [0; 4],
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finalized_root: Hash256::from_low_u64_be(0),
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finalized_epoch: Epoch::new(1),
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head_root: Hash256::from_low_u64_be(0),
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head_slot: Slot::new(1),
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});
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// Dummy STATUS RPC message
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let rpc_response = Response::Status(StatusMessage {
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fork_digest: [0; 4],
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finalized_root: Hash256::from_low_u64_be(0),
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finalized_epoch: Epoch::new(1),
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head_root: Hash256::from_low_u64_be(0),
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head_slot: Slot::new(1),
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});
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// build the sender future
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let sender_future = async {
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loop {
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match sender.next_event().await {
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Libp2pEvent::Behaviour(BehaviourEvent::PeerDialed(peer_id)) => {
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// Send a STATUS message
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debug!(log, "Sending RPC");
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sender.swarm.send_request(
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peer_id,
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RequestId::Sync(10),
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rpc_request.clone(),
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);
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}
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Libp2pEvent::Behaviour(BehaviourEvent::ResponseReceived {
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peer_id: _,
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id: RequestId::Sync(10),
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response,
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}) => {
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// Should receive the RPC response
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debug!(log, "Sender Received");
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assert_eq!(response, rpc_response.clone());
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debug!(log, "Sender Completed");
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return;
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}
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_ => {}
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}
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}
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};
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// build the receiver future
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let receiver_future = async {
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loop {
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match receiver.next_event().await {
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Libp2pEvent::Behaviour(BehaviourEvent::RequestReceived {
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peer_id,
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id,
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request,
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}) => {
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if request == rpc_request {
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// send the response
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debug!(log, "Receiver Received");
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receiver.swarm.send_successful_response(
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peer_id,
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id,
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rpc_response.clone(),
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);
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}
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}
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_ => {} // Ignore other events
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}
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}
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};
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tokio::select! {
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_ = sender_future => {}
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_ = receiver_future => {}
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_ = sleep(Duration::from_secs(30)) => {
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panic!("Future timed out");
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}
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}
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})
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}
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// Tests a streamed BlocksByRange RPC Message
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#[test]
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#[allow(clippy::single_match)]
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fn test_blocks_by_range_chunked_rpc() {
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// set up the logging. The level and enabled logging or not
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let log_level = Level::Trace;
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let enable_logging = false;
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let messages_to_send = 10;
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let log = common::build_log(log_level, enable_logging);
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let rt = Arc::new(Runtime::new().unwrap());
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rt.block_on(async {
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// get sender/receiver
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let (mut sender, mut receiver) = common::build_node_pair(Arc::downgrade(&rt), &log).await;
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// BlocksByRange Request
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let rpc_request = Request::BlocksByRange(BlocksByRangeRequest {
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start_slot: 0,
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count: messages_to_send,
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step: 0,
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});
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// BlocksByRange Response
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let spec = E::default_spec();
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let empty_block = BeaconBlock::empty(&spec);
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let empty_signed = SignedBeaconBlock {
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message: empty_block,
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signature: Signature::empty(),
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};
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let rpc_response = Response::BlocksByRange(Some(Box::new(empty_signed)));
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// keep count of the number of messages received
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let mut messages_received = 0;
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// build the sender future
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let sender_future = async {
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loop {
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match sender.next_event().await {
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Libp2pEvent::Behaviour(BehaviourEvent::PeerDialed(peer_id)) => {
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// Send a STATUS message
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debug!(log, "Sending RPC");
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sender.swarm.send_request(
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peer_id,
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RequestId::Sync(10),
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rpc_request.clone(),
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);
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}
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Libp2pEvent::Behaviour(BehaviourEvent::ResponseReceived {
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peer_id: _,
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id: RequestId::Sync(10),
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response,
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}) => {
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warn!(log, "Sender received a response");
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match response {
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Response::BlocksByRange(Some(_)) => {
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assert_eq!(response, rpc_response.clone());
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messages_received += 1;
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warn!(log, "Chunk received");
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}
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Response::BlocksByRange(None) => {
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// should be exactly 10 messages before terminating
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assert_eq!(messages_received, messages_to_send);
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// end the test
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return;
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}
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_ => panic!("Invalid RPC received"),
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}
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}
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_ => {} // Ignore other behaviour events
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}
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}
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};
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// build the receiver future
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let receiver_future = async {
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loop {
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match receiver.next_event().await {
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Libp2pEvent::Behaviour(BehaviourEvent::RequestReceived {
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peer_id,
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id,
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request,
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}) => {
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if request == rpc_request {
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// send the response
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warn!(log, "Receiver got request");
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for _ in 1..=messages_to_send {
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receiver.swarm.send_successful_response(
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peer_id,
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id,
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rpc_response.clone(),
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);
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}
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// send the stream termination
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receiver.swarm.send_successful_response(
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peer_id,
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id,
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Response::BlocksByRange(None),
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);
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}
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}
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_ => {} // Ignore other events
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}
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}
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};
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tokio::select! {
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_ = sender_future => {}
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_ = receiver_future => {}
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_ = sleep(Duration::from_secs(10)) => {
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panic!("Future timed out");
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}
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}
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})
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}
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// Tests that a streamed BlocksByRange RPC Message terminates when all expected chunks were received
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#[test]
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fn test_blocks_by_range_chunked_rpc_terminates_correctly() {
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// set up the logging. The level and enabled logging or not
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let log_level = Level::Debug;
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let enable_logging = false;
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let messages_to_send = 10;
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let extra_messages_to_send = 10;
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let log = common::build_log(log_level, enable_logging);
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let rt = Arc::new(Runtime::new().unwrap());
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rt.block_on(async {
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// get sender/receiver
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let (mut sender, mut receiver) = common::build_node_pair(Arc::downgrade(&rt), &log).await;
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// BlocksByRange Request
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let rpc_request = Request::BlocksByRange(BlocksByRangeRequest {
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start_slot: 0,
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count: messages_to_send,
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step: 0,
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});
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// BlocksByRange Response
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let spec = E::default_spec();
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let empty_block = BeaconBlock::empty(&spec);
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let empty_signed = SignedBeaconBlock {
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message: empty_block,
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signature: Signature::empty(),
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};
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let rpc_response = Response::BlocksByRange(Some(Box::new(empty_signed)));
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// keep count of the number of messages received
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let mut messages_received: u64 = 0;
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// build the sender future
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let sender_future = async {
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loop {
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match sender.next_event().await {
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Libp2pEvent::Behaviour(BehaviourEvent::PeerDialed(peer_id)) => {
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// Send a STATUS message
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debug!(log, "Sending RPC");
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sender.swarm.send_request(
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peer_id,
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RequestId::Sync(10),
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rpc_request.clone(),
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);
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}
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Libp2pEvent::Behaviour(BehaviourEvent::ResponseReceived {
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peer_id: _,
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id: RequestId::Sync(10),
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response,
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}) =>
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// Should receive the RPC response
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{
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debug!(log, "Sender received a response");
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match response {
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Response::BlocksByRange(Some(_)) => {
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assert_eq!(response, rpc_response.clone());
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messages_received += 1;
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}
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Response::BlocksByRange(None) => {
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// should be exactly 10 messages, as requested
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assert_eq!(messages_received, messages_to_send);
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}
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_ => panic!("Invalid RPC received"),
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}
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}
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_ => {} // Ignore other behaviour events
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}
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}
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};
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// determine messages to send (PeerId, RequestId). If some, indicates we still need to send
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// messages
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let mut message_info = None;
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// the number of messages we've sent
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let mut messages_sent = 0;
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let receiver_future = async {
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loop {
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// this future either drives the sending/receiving or times out allowing messages to be
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// sent in the timeout
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match futures::future::select(
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Box::pin(receiver.next_event()),
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Box::pin(tokio::time::sleep(Duration::from_secs(1))),
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)
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.await
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{
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futures::future::Either::Left((
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Libp2pEvent::Behaviour(BehaviourEvent::RequestReceived {
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peer_id,
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id,
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request,
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}),
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_,
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)) => {
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if request == rpc_request {
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// send the response
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warn!(log, "Receiver got request");
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message_info = Some((peer_id, id));
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}
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}
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futures::future::Either::Right((_, _)) => {} // The timeout hit, send messages if required
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_ => continue,
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}
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// if we need to send messages send them here. This will happen after a delay
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if message_info.is_some() {
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messages_sent += 1;
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let (peer_id, stream_id) = message_info.as_ref().unwrap();
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receiver.swarm.send_successful_response(
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*peer_id,
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*stream_id,
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rpc_response.clone(),
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);
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debug!(log, "Sending message {}", messages_sent);
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if messages_sent == messages_to_send + extra_messages_to_send {
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// stop sending messages
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return;
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}
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}
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}
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};
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tokio::select! {
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_ = sender_future => {}
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_ = receiver_future => {}
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_ = sleep(Duration::from_secs(30)) => {
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panic!("Future timed out");
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}
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}
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})
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}
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// Tests an empty response to a BlocksByRange RPC Message
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#[test]
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#[allow(clippy::single_match)]
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fn test_blocks_by_range_single_empty_rpc() {
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// set up the logging. The level and enabled logging or not
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let log_level = Level::Trace;
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let enable_logging = false;
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let log = common::build_log(log_level, enable_logging);
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let rt = Arc::new(Runtime::new().unwrap());
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rt.block_on(async {
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// get sender/receiver
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let (mut sender, mut receiver) = common::build_node_pair(Arc::downgrade(&rt), &log).await;
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// BlocksByRange Request
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let rpc_request = Request::BlocksByRange(BlocksByRangeRequest {
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start_slot: 0,
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count: 10,
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step: 0,
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});
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// BlocksByRange Response
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let spec = E::default_spec();
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let empty_block = BeaconBlock::empty(&spec);
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let empty_signed = SignedBeaconBlock {
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message: empty_block,
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signature: Signature::empty(),
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};
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let rpc_response = Response::BlocksByRange(Some(Box::new(empty_signed)));
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let messages_to_send = 1;
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// keep count of the number of messages received
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let mut messages_received = 0;
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// build the sender future
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let sender_future = async {
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loop {
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match sender.next_event().await {
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Libp2pEvent::Behaviour(BehaviourEvent::PeerDialed(peer_id)) => {
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// Send a STATUS message
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debug!(log, "Sending RPC");
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sender.swarm.send_request(
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peer_id,
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RequestId::Sync(10),
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rpc_request.clone(),
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);
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}
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Libp2pEvent::Behaviour(BehaviourEvent::ResponseReceived {
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peer_id: _,
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id: RequestId::Sync(10),
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response,
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}) => match response {
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Response::BlocksByRange(Some(_)) => {
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assert_eq!(response, rpc_response.clone());
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messages_received += 1;
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warn!(log, "Chunk received");
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}
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Response::BlocksByRange(None) => {
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// should be exactly 10 messages before terminating
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assert_eq!(messages_received, messages_to_send);
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// end the test
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return;
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}
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_ => panic!("Invalid RPC received"),
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},
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_ => {} // Ignore other behaviour events
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}
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}
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};
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// build the receiver future
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let receiver_future = async {
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loop {
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match receiver.next_event().await {
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Libp2pEvent::Behaviour(BehaviourEvent::RequestReceived {
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peer_id,
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id,
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request,
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}) => {
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if request == rpc_request {
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// send the response
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warn!(log, "Receiver got request");
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for _ in 1..=messages_to_send {
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receiver.swarm.send_successful_response(
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peer_id,
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id,
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rpc_response.clone(),
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);
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}
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// send the stream termination
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receiver.swarm.send_successful_response(
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peer_id,
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id,
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Response::BlocksByRange(None),
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);
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}
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}
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_ => {} // Ignore other events
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}
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}
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};
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tokio::select! {
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_ = sender_future => {}
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_ = receiver_future => {}
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_ = sleep(Duration::from_secs(20)) => {
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panic!("Future timed out");
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}
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}
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})
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}
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// Tests a streamed, chunked BlocksByRoot RPC Message
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// The size of the reponse is a full `BeaconBlock`
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// which is greater than the Snappy frame size. Hence, this test
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// serves to test the snappy framing format as well.
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#[test]
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#[allow(clippy::single_match)]
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fn test_blocks_by_root_chunked_rpc() {
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// set up the logging. The level and enabled logging or not
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let log_level = Level::Debug;
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let enable_logging = false;
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let messages_to_send = 3;
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let log = common::build_log(log_level, enable_logging);
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let spec = E::default_spec();
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let rt = Arc::new(Runtime::new().unwrap());
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// get sender/receiver
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rt.block_on(async {
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let (mut sender, mut receiver) = common::build_node_pair(Arc::downgrade(&rt), &log).await;
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// BlocksByRoot Request
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let rpc_request = Request::BlocksByRoot(BlocksByRootRequest {
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block_roots: VariableList::from(vec![
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Hash256::from_low_u64_be(0),
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Hash256::from_low_u64_be(0),
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Hash256::from_low_u64_be(0),
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]),
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});
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// BlocksByRoot Response
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let full_block = BeaconBlock::full(&spec);
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let signed_full_block = SignedBeaconBlock {
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message: full_block,
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signature: Signature::empty(),
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};
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let rpc_response = Response::BlocksByRoot(Some(Box::new(signed_full_block)));
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// keep count of the number of messages received
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let mut messages_received = 0;
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// build the sender future
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let sender_future = async {
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loop {
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match sender.next_event().await {
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Libp2pEvent::Behaviour(BehaviourEvent::PeerDialed(peer_id)) => {
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// Send a STATUS message
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debug!(log, "Sending RPC");
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sender.swarm.send_request(
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peer_id,
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RequestId::Sync(10),
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rpc_request.clone(),
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);
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}
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Libp2pEvent::Behaviour(BehaviourEvent::ResponseReceived {
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peer_id: _,
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id: RequestId::Sync(10),
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response,
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}) => match response {
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Response::BlocksByRoot(Some(_)) => {
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assert_eq!(response, rpc_response.clone());
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messages_received += 1;
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debug!(log, "Chunk received");
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}
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Response::BlocksByRoot(None) => {
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// should be exactly messages_to_send
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assert_eq!(messages_received, messages_to_send);
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// end the test
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return;
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}
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_ => {} // Ignore other RPC messages
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},
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_ => {} // Ignore other behaviour events
|
|
}
|
|
}
|
|
};
|
|
|
|
// build the receiver future
|
|
let receiver_future = async {
|
|
loop {
|
|
match receiver.next_event().await {
|
|
Libp2pEvent::Behaviour(BehaviourEvent::RequestReceived {
|
|
peer_id,
|
|
id,
|
|
request,
|
|
}) => {
|
|
if request == rpc_request {
|
|
// send the response
|
|
debug!(log, "Receiver got request");
|
|
|
|
for _ in 1..=messages_to_send {
|
|
receiver.swarm.send_successful_response(
|
|
peer_id,
|
|
id,
|
|
rpc_response.clone(),
|
|
);
|
|
debug!(log, "Sending message");
|
|
}
|
|
// send the stream termination
|
|
receiver.swarm.send_successful_response(
|
|
peer_id,
|
|
id,
|
|
Response::BlocksByRange(None),
|
|
);
|
|
debug!(log, "Send stream term");
|
|
}
|
|
}
|
|
_ => {} // Ignore other events
|
|
}
|
|
}
|
|
};
|
|
tokio::select! {
|
|
_ = sender_future => {}
|
|
_ = receiver_future => {}
|
|
_ = sleep(Duration::from_secs(30)) => {
|
|
panic!("Future timed out");
|
|
}
|
|
}
|
|
})
|
|
}
|
|
|
|
// Tests a streamed, chunked BlocksByRoot RPC Message terminates when all expected reponses have been received
|
|
#[test]
|
|
fn test_blocks_by_root_chunked_rpc_terminates_correctly() {
|
|
// set up the logging. The level and enabled logging or not
|
|
let log_level = Level::Debug;
|
|
let enable_logging = false;
|
|
|
|
let messages_to_send: u64 = 10;
|
|
let extra_messages_to_send: u64 = 10;
|
|
|
|
let log = common::build_log(log_level, enable_logging);
|
|
let spec = E::default_spec();
|
|
|
|
let rt = Arc::new(Runtime::new().unwrap());
|
|
// get sender/receiver
|
|
rt.block_on(async {
|
|
let (mut sender, mut receiver) = common::build_node_pair(Arc::downgrade(&rt), &log).await;
|
|
|
|
// BlocksByRoot Request
|
|
let rpc_request = Request::BlocksByRoot(BlocksByRootRequest {
|
|
block_roots: VariableList::from(vec![
|
|
Hash256::from_low_u64_be(0),
|
|
Hash256::from_low_u64_be(0),
|
|
Hash256::from_low_u64_be(0),
|
|
Hash256::from_low_u64_be(0),
|
|
Hash256::from_low_u64_be(0),
|
|
Hash256::from_low_u64_be(0),
|
|
Hash256::from_low_u64_be(0),
|
|
Hash256::from_low_u64_be(0),
|
|
Hash256::from_low_u64_be(0),
|
|
Hash256::from_low_u64_be(0),
|
|
]),
|
|
});
|
|
|
|
// BlocksByRoot Response
|
|
let full_block = BeaconBlock::full(&spec);
|
|
let signed_full_block = SignedBeaconBlock {
|
|
message: full_block,
|
|
signature: Signature::empty(),
|
|
};
|
|
let rpc_response = Response::BlocksByRoot(Some(Box::new(signed_full_block)));
|
|
|
|
// keep count of the number of messages received
|
|
let mut messages_received = 0;
|
|
// build the sender future
|
|
let sender_future = async {
|
|
loop {
|
|
match sender.next_event().await {
|
|
Libp2pEvent::Behaviour(BehaviourEvent::PeerDialed(peer_id)) => {
|
|
// Send a STATUS message
|
|
debug!(log, "Sending RPC");
|
|
sender.swarm.send_request(
|
|
peer_id,
|
|
RequestId::Sync(10),
|
|
rpc_request.clone(),
|
|
);
|
|
}
|
|
Libp2pEvent::Behaviour(BehaviourEvent::ResponseReceived {
|
|
peer_id: _,
|
|
id: RequestId::Sync(10),
|
|
response,
|
|
}) => {
|
|
debug!(log, "Sender received a response");
|
|
match response {
|
|
Response::BlocksByRoot(Some(_)) => {
|
|
assert_eq!(response, rpc_response.clone());
|
|
messages_received += 1;
|
|
debug!(log, "Chunk received");
|
|
}
|
|
Response::BlocksByRoot(None) => {
|
|
// should be exactly messages_to_send
|
|
assert_eq!(messages_received, messages_to_send);
|
|
// end the test
|
|
return;
|
|
}
|
|
_ => {} // Ignore other RPC messages
|
|
}
|
|
}
|
|
_ => {} // Ignore other behaviour events
|
|
}
|
|
}
|
|
};
|
|
|
|
// determine messages to send (PeerId, RequestId). If some, indicates we still need to send
|
|
// messages
|
|
let mut message_info = None;
|
|
// the number of messages we've sent
|
|
let mut messages_sent = 0;
|
|
let receiver_future = async {
|
|
loop {
|
|
// this future either drives the sending/receiving or times out allowing messages to be
|
|
// sent in the timeout
|
|
match futures::future::select(
|
|
Box::pin(receiver.next_event()),
|
|
Box::pin(tokio::time::sleep(Duration::from_secs(1))),
|
|
)
|
|
.await
|
|
{
|
|
futures::future::Either::Left((
|
|
Libp2pEvent::Behaviour(BehaviourEvent::RequestReceived {
|
|
peer_id,
|
|
id,
|
|
request,
|
|
}),
|
|
_,
|
|
)) => {
|
|
if request == rpc_request {
|
|
// send the response
|
|
warn!(log, "Receiver got request");
|
|
message_info = Some((peer_id, id));
|
|
}
|
|
}
|
|
futures::future::Either::Right((_, _)) => {} // The timeout hit, send messages if required
|
|
_ => continue,
|
|
}
|
|
|
|
// if we need to send messages send them here. This will happen after a delay
|
|
if message_info.is_some() {
|
|
messages_sent += 1;
|
|
let (peer_id, stream_id) = message_info.as_ref().unwrap();
|
|
receiver.swarm.send_successful_response(
|
|
*peer_id,
|
|
*stream_id,
|
|
rpc_response.clone(),
|
|
);
|
|
debug!(log, "Sending message {}", messages_sent);
|
|
if messages_sent == messages_to_send + extra_messages_to_send {
|
|
// stop sending messages
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
tokio::select! {
|
|
_ = sender_future => {}
|
|
_ = receiver_future => {}
|
|
_ = sleep(Duration::from_secs(30)) => {
|
|
panic!("Future timed out");
|
|
}
|
|
}
|
|
})
|
|
}
|
|
|
|
// Tests a Goodbye RPC message
|
|
#[test]
|
|
#[allow(clippy::single_match)]
|
|
fn test_goodbye_rpc() {
|
|
// set up the logging. The level and enabled logging or not
|
|
let log_level = Level::Trace;
|
|
let enable_logging = false;
|
|
|
|
let log = common::build_log(log_level, enable_logging);
|
|
|
|
let rt = Arc::new(Runtime::new().unwrap());
|
|
// get sender/receiver
|
|
rt.block_on(async {
|
|
let (mut sender, mut receiver) = common::build_node_pair(Arc::downgrade(&rt), &log).await;
|
|
|
|
// build the sender future
|
|
let sender_future = async {
|
|
loop {
|
|
match sender.next_event().await {
|
|
Libp2pEvent::Behaviour(BehaviourEvent::PeerDialed(peer_id)) => {
|
|
// Send a goodbye and disconnect
|
|
debug!(log, "Sending RPC");
|
|
sender.swarm.goodbye_peer(
|
|
&peer_id,
|
|
GoodbyeReason::IrrelevantNetwork,
|
|
ReportSource::SyncService,
|
|
);
|
|
}
|
|
Libp2pEvent::Behaviour(BehaviourEvent::PeerDisconnected(_)) => {
|
|
return;
|
|
}
|
|
_ => {} // Ignore other RPC messages
|
|
}
|
|
}
|
|
};
|
|
|
|
// build the receiver future
|
|
let receiver_future = async {
|
|
loop {
|
|
match receiver.next_event().await {
|
|
Libp2pEvent::Behaviour(BehaviourEvent::PeerDisconnected(_)) => {
|
|
// Should receive sent RPC request
|
|
return;
|
|
}
|
|
_ => {} // Ignore other events
|
|
}
|
|
}
|
|
};
|
|
|
|
let total_future = futures::future::join(sender_future, receiver_future);
|
|
|
|
tokio::select! {
|
|
_ = total_future => {}
|
|
_ = sleep(Duration::from_secs(30)) => {
|
|
panic!("Future timed out");
|
|
}
|
|
}
|
|
})
|
|
}
|