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-rw-r--r--p2p/src/discovery/lookup.rs71
1 files changed, 38 insertions, 33 deletions
diff --git a/p2p/src/discovery/lookup.rs b/p2p/src/discovery/lookup.rs
index c81fbc6..cff4610 100644
--- a/p2p/src/discovery/lookup.rs
+++ b/p2p/src/discovery/lookup.rs
@@ -3,10 +3,13 @@ use std::{sync::Arc, time::Duration};
use futures_util::{stream::FuturesUnordered, StreamExt};
use log::{error, trace};
use rand::{rngs::OsRng, seq::SliceRandom, RngCore};
-use smol::lock::{Mutex, RwLock};
use karyon_core::{
- async_util::{timeout, Executor},
+ async_runtime::{
+ lock::{Mutex, RwLock},
+ Executor,
+ },
+ async_util::timeout,
crypto::KeyPair,
util::decode,
};
@@ -14,7 +17,6 @@ use karyon_core::{
use karyon_net::{Conn, Endpoint};
use crate::{
- codec::Codec,
connector::Connector,
listener::Listener,
message::{
@@ -64,7 +66,7 @@ impl LookupService {
table: Arc<Mutex<RoutingTable>>,
config: Arc<Config>,
monitor: Arc<Monitor>,
- ex: Executor<'static>,
+ ex: Executor,
) -> Self {
let inbound_slots = Arc::new(ConnectionSlots::new(config.lookup_inbound_slots));
let outbound_slots = Arc::new(ConnectionSlots::new(config.lookup_outbound_slots));
@@ -228,8 +230,7 @@ impl LookupService {
target_peer_id: &PeerID,
) -> Result<Vec<PeerMsg>> {
let conn = self.connector.connect(&endpoint, &peer_id).await?;
- let io_codec = Codec::new(conn);
- let result = self.handle_outbound(io_codec, target_peer_id).await;
+ let result = self.handle_outbound(conn, target_peer_id).await;
self.monitor
.notify(&ConnEvent::Disconnected(endpoint).into())
@@ -242,14 +243,14 @@ impl LookupService {
/// Handles outbound connection
async fn handle_outbound(
&self,
- io_codec: Codec,
+ conn: Conn<NetMsg>,
target_peer_id: &PeerID,
) -> Result<Vec<PeerMsg>> {
trace!("Send Ping msg");
- self.send_ping_msg(&io_codec).await?;
+ self.send_ping_msg(&conn).await?;
trace!("Send FindPeer msg");
- let peers = self.send_findpeer_msg(&io_codec, target_peer_id).await?;
+ let peers = self.send_findpeer_msg(&conn, target_peer_id).await?;
if peers.0.len() >= MAX_PEERS_IN_PEERSMSG {
return Err(Error::Lookup("Received too many peers in PeersMsg"));
@@ -257,12 +258,12 @@ impl LookupService {
trace!("Send Peer msg");
if let Some(endpoint) = &self.listen_endpoint {
- self.send_peer_msg(&io_codec, endpoint.read().await.clone())
+ self.send_peer_msg(&conn, endpoint.read().await.clone())
.await?;
}
trace!("Send Shutdown msg");
- self.send_shutdown_msg(&io_codec).await?;
+ self.send_shutdown_msg(&conn).await?;
Ok(peers.0)
}
@@ -277,7 +278,7 @@ impl LookupService {
let endpoint = Endpoint::Tcp(addr, self.config.discovery_port);
let selfc = self.clone();
- let callback = |conn: Conn| async move {
+ let callback = |conn: Conn<NetMsg>| async move {
let t = Duration::from_secs(selfc.config.lookup_connection_lifespan);
timeout(t, selfc.handle_inbound(conn)).await??;
Ok(())
@@ -288,10 +289,9 @@ impl LookupService {
}
/// Handles inbound connection
- async fn handle_inbound(self: &Arc<Self>, conn: Conn) -> Result<()> {
- let io_codec = Codec::new(conn);
+ async fn handle_inbound(self: &Arc<Self>, conn: Conn<NetMsg>) -> Result<()> {
loop {
- let msg: NetMsg = io_codec.read().await?;
+ let msg: NetMsg = conn.recv().await?;
trace!("Receive msg {:?}", msg.header.command);
if let NetMsgCmd::Shutdown = msg.header.command {
@@ -304,12 +304,12 @@ impl LookupService {
if !version_match(&self.config.version.req, &ping_msg.version) {
return Err(Error::IncompatibleVersion("system: {}".into()));
}
- self.send_pong_msg(ping_msg.nonce, &io_codec).await?;
+ self.send_pong_msg(ping_msg.nonce, &conn).await?;
}
NetMsgCmd::FindPeer => {
let (findpeer_msg, _) = decode::<FindPeerMsg>(&msg.payload)?;
let peer_id = findpeer_msg.0;
- self.send_peers_msg(&peer_id, &io_codec).await?;
+ self.send_peers_msg(&peer_id, &conn).await?;
}
NetMsgCmd::Peer => {
let (peer, _) = decode::<PeerMsg>(&msg.payload)?;
@@ -322,7 +322,7 @@ impl LookupService {
}
/// Sends a Ping msg and wait to receive the Pong message.
- async fn send_ping_msg(&self, io_codec: &Codec) -> Result<()> {
+ async fn send_ping_msg(&self, conn: &Conn<NetMsg>) -> Result<()> {
trace!("Send Pong msg");
let mut nonce: [u8; 32] = [0; 32];
@@ -332,10 +332,10 @@ impl LookupService {
version: self.config.version.v.clone(),
nonce,
};
- io_codec.write(NetMsgCmd::Ping, &ping_msg).await?;
+ conn.send(NetMsg::new(NetMsgCmd::Ping, &ping_msg)?).await?;
let t = Duration::from_secs(self.config.lookup_response_timeout);
- let recv_msg: NetMsg = io_codec.read_timeout(t).await?;
+ let recv_msg: NetMsg = timeout(t, conn.recv()).await??;
let payload = get_msg_payload!(Pong, recv_msg);
let (pong_msg, _) = decode::<PongMsg>(&payload)?;
@@ -348,21 +348,24 @@ impl LookupService {
}
/// Sends a Pong msg
- async fn send_pong_msg(&self, nonce: [u8; 32], io_codec: &Codec) -> Result<()> {
+ async fn send_pong_msg(&self, nonce: [u8; 32], conn: &Conn<NetMsg>) -> Result<()> {
trace!("Send Pong msg");
- io_codec.write(NetMsgCmd::Pong, &PongMsg(nonce)).await?;
+ conn.send(NetMsg::new(NetMsgCmd::Pong, &PongMsg(nonce))?)
+ .await?;
Ok(())
}
/// Sends a FindPeer msg and wait to receivet the Peers msg.
- async fn send_findpeer_msg(&self, io_codec: &Codec, peer_id: &PeerID) -> Result<PeersMsg> {
+ async fn send_findpeer_msg(&self, conn: &Conn<NetMsg>, peer_id: &PeerID) -> Result<PeersMsg> {
trace!("Send FindPeer msg");
- io_codec
- .write(NetMsgCmd::FindPeer, &FindPeerMsg(peer_id.clone()))
- .await?;
+ conn.send(NetMsg::new(
+ NetMsgCmd::FindPeer,
+ &FindPeerMsg(peer_id.clone()),
+ )?)
+ .await?;
let t = Duration::from_secs(self.config.lookup_response_timeout);
- let recv_msg: NetMsg = io_codec.read_timeout(t).await?;
+ let recv_msg: NetMsg = timeout(t, conn.recv()).await??;
let payload = get_msg_payload!(Peers, recv_msg);
let (peers, _) = decode(&payload)?;
@@ -371,19 +374,20 @@ impl LookupService {
}
/// Sends a Peers msg.
- async fn send_peers_msg(&self, peer_id: &PeerID, io_codec: &Codec) -> Result<()> {
+ async fn send_peers_msg(&self, peer_id: &PeerID, conn: &Conn<NetMsg>) -> Result<()> {
trace!("Send Peers msg");
let table = self.table.lock().await;
let entries = table.closest_entries(&peer_id.0, MAX_PEERS_IN_PEERSMSG);
drop(table);
let peers: Vec<PeerMsg> = entries.into_iter().map(|e| e.into()).collect();
- io_codec.write(NetMsgCmd::Peers, &PeersMsg(peers)).await?;
+ conn.send(NetMsg::new(NetMsgCmd::Peers, &PeersMsg(peers))?)
+ .await?;
Ok(())
}
/// Sends a Peer msg.
- async fn send_peer_msg(&self, io_codec: &Codec, endpoint: Endpoint) -> Result<()> {
+ async fn send_peer_msg(&self, conn: &Conn<NetMsg>, endpoint: Endpoint) -> Result<()> {
trace!("Send Peer msg");
let peer_msg = PeerMsg {
addr: endpoint.addr()?.clone(),
@@ -391,14 +395,15 @@ impl LookupService {
discovery_port: self.config.discovery_port,
peer_id: self.id.clone(),
};
- io_codec.write(NetMsgCmd::Peer, &peer_msg).await?;
+ conn.send(NetMsg::new(NetMsgCmd::Peer, &peer_msg)?).await?;
Ok(())
}
/// Sends a Shutdown msg.
- async fn send_shutdown_msg(&self, io_codec: &Codec) -> Result<()> {
+ async fn send_shutdown_msg(&self, conn: &Conn<NetMsg>) -> Result<()> {
trace!("Send Shutdown msg");
- io_codec.write(NetMsgCmd::Shutdown, &ShutdownMsg(0)).await?;
+ conn.send(NetMsg::new(NetMsgCmd::Shutdown, &ShutdownMsg(0))?)
+ .await?;
Ok(())
}
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-19 21:40:32 +0000