reth_network/
network.rs

1use crate::{
2    config::NetworkMode, message::PeerMessage, protocol::RlpxSubProtocol,
3    swarm::NetworkConnectionState, transactions::TransactionsHandle, FetchClient,
4};
5use alloy_primitives::B256;
6use enr::Enr;
7use futures::StreamExt;
8use parking_lot::Mutex;
9use reth_discv4::{Discv4, NatResolver};
10use reth_discv5::Discv5;
11use reth_eth_wire::{
12    BlockRangeUpdate, DisconnectReason, EthNetworkPrimitives, NetworkPrimitives,
13    NewPooledTransactionHashes, SharedTransactions,
14};
15use reth_ethereum_forks::Head;
16use reth_network_api::{
17    events::{NetworkPeersEvents, PeerEvent, PeerEventStream},
18    test_utils::{PeersHandle, PeersHandleProvider},
19    BlockDownloaderProvider, CellCustody, DiscoveryEvent, NetworkError, NetworkEvent,
20    NetworkEventListenerProvider, NetworkInfo, NetworkStatus, PeerInfo, PeerRequest, Peers,
21    PeersInfo,
22};
23use reth_network_p2p::sync::{NetworkSyncUpdater, SyncState, SyncStateProvider};
24use reth_network_peers::{NodeRecord, PeerId, TrustedPeer};
25use reth_network_types::{PeerAddr, PeerKind, Reputation, ReputationChangeKind};
26use reth_tokio_util::{EventSender, EventStream};
27use secp256k1::SecretKey;
28use std::{
29    net::SocketAddr,
30    sync::{
31        atomic::{AtomicBool, AtomicU64, AtomicUsize, Ordering},
32        Arc,
33    },
34};
35use tokio::sync::{
36    mpsc::{self, UnboundedSender},
37    oneshot,
38};
39use tokio_stream::wrappers::UnboundedReceiverStream;
40
41/// A _shareable_ network frontend. Used to interact with the network.
42///
43/// See also [`NetworkManager`](crate::NetworkManager).
44#[derive(Clone, Debug)]
45pub struct NetworkHandle<N: NetworkPrimitives = EthNetworkPrimitives> {
46    /// The Arc'ed delegate that contains the state.
47    inner: Arc<NetworkInner<N>>,
48}
49
50// === impl NetworkHandle ===
51
52impl<N: NetworkPrimitives> NetworkHandle<N> {
53    /// Creates a single new instance.
54    #[expect(clippy::too_many_arguments)]
55    pub(crate) fn new(
56        num_active_peers: Arc<AtomicUsize>,
57        listener_address: Arc<Mutex<SocketAddr>>,
58        to_manager_tx: UnboundedSender<NetworkHandleMessage<N>>,
59        secret_key: SecretKey,
60        local_peer_id: PeerId,
61        peers: PeersHandle,
62        network_mode: NetworkMode,
63        chain_id: Arc<AtomicU64>,
64        tx_gossip_disabled: bool,
65        discv4: Option<Discv4>,
66        discv5: Option<Discv5>,
67        event_sender: EventSender<NetworkEvent<PeerRequest<N>>>,
68        nat: Option<NatResolver>,
69    ) -> Self {
70        let inner = NetworkInner {
71            num_active_peers,
72            to_manager_tx,
73            listener_address,
74            secret_key,
75            local_peer_id,
76            peers,
77            network_mode,
78            is_syncing: Arc::new(AtomicBool::new(false)),
79            initial_sync_done: Arc::new(AtomicBool::new(false)),
80            chain_id,
81            cell_custody: CellCustody::default(),
82            tx_gossip_disabled,
83            discv4,
84            discv5,
85            event_sender,
86            nat,
87        };
88        Self { inner: Arc::new(inner) }
89    }
90
91    /// Returns the [`PeerId`] used in the network.
92    pub fn peer_id(&self) -> &PeerId {
93        &self.inner.local_peer_id
94    }
95
96    fn manager(&self) -> &UnboundedSender<NetworkHandleMessage<N>> {
97        &self.inner.to_manager_tx
98    }
99
100    /// Returns the mode of the network, either pow, or pos
101    pub fn mode(&self) -> &NetworkMode {
102        &self.inner.network_mode
103    }
104
105    /// Sends a [`NetworkHandleMessage`] to the manager
106    pub(crate) fn send_message(&self, msg: NetworkHandleMessage<N>) {
107        let _ = self.inner.to_manager_tx.send(msg);
108    }
109
110    /// Update the status of the node.
111    pub fn update_status(&self, head: Head) {
112        self.send_message(NetworkHandleMessage::StatusUpdate { head });
113    }
114
115    /// Announce a block over devp2p
116    ///
117    /// Caution: in `PoS` this is a noop because new blocks are no longer announced over devp2p.
118    /// Instead they are sent to the node by CL and can be requested over devp2p.
119    /// Broadcasting new blocks is considered a protocol violation.
120    pub fn announce_block(&self, block: N::NewBlockPayload, hash: B256) {
121        self.send_message(NetworkHandleMessage::AnnounceBlock(block, hash))
122    }
123
124    /// Sends a [`PeerRequest`] to the given peer's session.
125    pub fn send_request(&self, peer_id: PeerId, request: PeerRequest<N>) {
126        self.send_message(NetworkHandleMessage::EthRequest { peer_id, request })
127    }
128
129    /// Send transactions hashes to the peer.
130    pub fn send_transactions_hashes(&self, peer_id: PeerId, msg: NewPooledTransactionHashes) {
131        self.send_message(NetworkHandleMessage::SendPooledTransactionHashes { peer_id, msg })
132    }
133
134    /// Send full transactions to the peer
135    pub fn send_transactions(&self, peer_id: PeerId, msg: Vec<Arc<N::BroadcastedTransaction>>) {
136        self.send_message(NetworkHandleMessage::SendTransaction {
137            peer_id,
138            msg: SharedTransactions(msg),
139        })
140    }
141
142    /// Send eth message to the peer.
143    pub fn send_eth_message(&self, peer_id: PeerId, message: PeerMessage<N>) {
144        self.send_message(NetworkHandleMessage::EthMessage { peer_id, message })
145    }
146
147    /// Send message to get the [`TransactionsHandle`].
148    ///
149    /// Returns `None` if no transaction task is installed.
150    pub async fn transactions_handle(&self) -> Option<TransactionsHandle<N>> {
151        let (tx, rx) = oneshot::channel();
152        let _ = self.manager().send(NetworkHandleMessage::GetTransactionsHandle(tx));
153        rx.await.unwrap()
154    }
155
156    /// Send message to gracefully shutdown node.
157    ///
158    /// This will disconnect all active and pending sessions and prevent
159    /// new connections to be established.
160    pub async fn shutdown(&self) -> Result<(), oneshot::error::RecvError> {
161        let (tx, rx) = oneshot::channel();
162        self.send_message(NetworkHandleMessage::Shutdown(tx));
163        rx.await
164    }
165
166    /// Set network connection state to Active.
167    ///
168    /// New outbound connections will be established if there's capacity.
169    pub fn set_network_active(&self) {
170        self.set_network_conn(NetworkConnectionState::Active);
171    }
172
173    /// Set network connection state to Hibernate.
174    ///
175    /// No new outbound connections will be established.
176    pub fn set_network_hibernate(&self) {
177        self.set_network_conn(NetworkConnectionState::Hibernate);
178    }
179
180    /// Set network connection state.
181    fn set_network_conn(&self, network_conn: NetworkConnectionState) {
182        self.send_message(NetworkHandleMessage::SetNetworkState(network_conn));
183    }
184
185    /// Whether tx gossip is disabled
186    pub fn tx_gossip_disabled(&self) -> bool {
187        self.inner.tx_gossip_disabled
188    }
189
190    /// Returns the secret key used for authenticating sessions.
191    pub fn secret_key(&self) -> &SecretKey {
192        &self.inner.secret_key
193    }
194
195    /// Returns the [`Discv4`] handle if discv4 is enabled.
196    pub fn discv4(&self) -> Option<&Discv4> {
197        self.inner.discv4.as_ref()
198    }
199
200    /// Returns the [`Discv5`] handle if discv5 is enabled.
201    pub fn discv5(&self) -> Option<&Discv5> {
202        self.inner.discv5.as_ref()
203    }
204}
205
206// === API Implementations ===
207
208impl<N: NetworkPrimitives> NetworkPeersEvents for NetworkHandle<N> {
209    /// Returns an event stream of peer-specific network events.
210    fn peer_events(&self) -> PeerEventStream {
211        let peer_events = self.inner.event_sender.new_listener().map(|event| match event {
212            NetworkEvent::Peer(peer_event) => peer_event,
213            NetworkEvent::ActivePeerSession { info, .. } => PeerEvent::SessionEstablished(info),
214        });
215        PeerEventStream::new(peer_events)
216    }
217}
218
219impl<N: NetworkPrimitives> NetworkEventListenerProvider for NetworkHandle<N> {
220    type Primitives = N;
221
222    fn event_listener(&self) -> EventStream<NetworkEvent<PeerRequest<Self::Primitives>>> {
223        self.inner.event_sender.new_listener()
224    }
225
226    fn discovery_listener(&self) -> UnboundedReceiverStream<DiscoveryEvent> {
227        let (tx, rx) = mpsc::unbounded_channel();
228        let _ = self.manager().send(NetworkHandleMessage::DiscoveryListener(tx));
229        UnboundedReceiverStream::new(rx)
230    }
231}
232
233impl<N: NetworkPrimitives> NetworkProtocols for NetworkHandle<N> {
234    fn add_rlpx_sub_protocol(&self, protocol: RlpxSubProtocol) {
235        self.send_message(NetworkHandleMessage::AddRlpxSubProtocol(protocol))
236    }
237}
238
239impl<N: NetworkPrimitives> PeersInfo for NetworkHandle<N> {
240    fn num_connected_peers(&self) -> usize {
241        self.inner.num_active_peers.load(Ordering::Relaxed)
242    }
243
244    fn local_node_record(&self) -> NodeRecord {
245        if let Some(discv4) = &self.inner.discv4 {
246            // Note: the discv4 services uses the same `nat` so we can directly return the node
247            // record here
248            discv4.node_record()
249        } else if let Some(discv5) = self.inner.discv5.as_ref() {
250            // for disv5 we must check if we have an external ip configured
251            if let Some(external) =
252                self.inner.nat.clone().and_then(|nat| nat.as_external_ip(discv5.local_port()))
253            {
254                NodeRecord::new((external, discv5.local_port()).into(), *self.peer_id())
255            } else {
256                // use the node record that discv5 tracks or use localhost
257                self.inner.discv5.as_ref().and_then(|d| d.node_record()).unwrap_or_else(|| {
258                    NodeRecord::new(
259                        (std::net::IpAddr::V4(std::net::Ipv4Addr::LOCALHOST), discv5.local_port())
260                            .into(),
261                        *self.peer_id(),
262                    )
263                })
264            }
265            // also use the tcp port
266            .with_tcp_port(self.inner.listener_address.lock().port())
267        } else {
268            let mut socket_addr = *self.inner.listener_address.lock();
269
270            let external_ip =
271                self.inner.nat.clone().and_then(|nat| nat.as_external_ip(socket_addr.port()));
272
273            if let Some(ip) = external_ip {
274                // if able to resolve external ip, use it instead and also set the local address
275                socket_addr.set_ip(ip)
276            } else if socket_addr.ip().is_unspecified() {
277                // zero address is invalid
278                if socket_addr.ip().is_ipv4() {
279                    socket_addr.set_ip(std::net::IpAddr::V4(std::net::Ipv4Addr::LOCALHOST));
280                } else {
281                    socket_addr.set_ip(std::net::IpAddr::V6(std::net::Ipv6Addr::LOCALHOST));
282                }
283            }
284
285            NodeRecord::new(socket_addr, *self.peer_id())
286        }
287    }
288
289    fn local_enr(&self) -> Enr<SecretKey> {
290        let local_node_record = self.local_node_record();
291        let mut builder = Enr::builder();
292        builder.ip(local_node_record.address);
293        if local_node_record.address.is_ipv4() {
294            builder.udp4(local_node_record.udp_port);
295            builder.tcp4(local_node_record.tcp_port);
296
297            // add IPv6 fields from discv5 for dual-stack support
298            if let Some(discv5) = self.inner.discv5.as_ref() {
299                let discv5_enr = discv5.local_enr();
300                if let Some(ip6) = discv5_enr.ip6() {
301                    builder.ip6(ip6);
302                }
303                if let Some(udp6) = discv5_enr.udp6() {
304                    builder.udp6(udp6);
305                }
306                if let Some(tcp6) = discv5_enr.tcp6() {
307                    builder.tcp6(tcp6);
308                }
309            }
310        } else {
311            builder.udp6(local_node_record.udp_port);
312            builder.tcp6(local_node_record.tcp_port);
313        }
314
315        builder.build(&self.inner.secret_key).expect("valid enr")
316    }
317}
318
319impl<N: NetworkPrimitives> Peers for NetworkHandle<N> {
320    fn add_trusted_peer_id(&self, peer: PeerId) {
321        self.send_message(NetworkHandleMessage::AddTrustedPeerId(peer));
322    }
323
324    fn add_trusted_peer_node(&self, peer: TrustedPeer) {
325        self.send_message(NetworkHandleMessage::AddTrustedPeerNode(peer));
326    }
327
328    /// Sends a message to the [`NetworkManager`](crate::NetworkManager) to add a peer to the known
329    /// set, with the given kind.
330    fn add_peer_kind(
331        &self,
332        peer: PeerId,
333        kind: Option<PeerKind>,
334        tcp_addr: SocketAddr,
335        udp_addr: Option<SocketAddr>,
336    ) {
337        let addr = PeerAddr::new(tcp_addr, udp_addr);
338        self.send_message(NetworkHandleMessage::AddPeerAddress(peer, kind, addr));
339    }
340
341    async fn get_peers_by_kind(&self, kind: PeerKind) -> Result<Vec<PeerInfo>, NetworkError> {
342        let (tx, rx) = oneshot::channel();
343        let _ = self.manager().send(NetworkHandleMessage::GetPeerInfosByPeerKind(kind, tx));
344        Ok(rx.await?)
345    }
346
347    async fn get_all_peers(&self) -> Result<Vec<PeerInfo>, NetworkError> {
348        let (tx, rx) = oneshot::channel();
349        let _ = self.manager().send(NetworkHandleMessage::GetPeerInfos(tx));
350        Ok(rx.await?)
351    }
352
353    async fn get_peer_by_id(&self, peer_id: PeerId) -> Result<Option<PeerInfo>, NetworkError> {
354        let (tx, rx) = oneshot::channel();
355        let _ = self.manager().send(NetworkHandleMessage::GetPeerInfoById(peer_id, tx));
356        Ok(rx.await?)
357    }
358
359    async fn get_peers_by_id(&self, peer_ids: Vec<PeerId>) -> Result<Vec<PeerInfo>, NetworkError> {
360        let (tx, rx) = oneshot::channel();
361        let _ = self.manager().send(NetworkHandleMessage::GetPeerInfosByIds(peer_ids, tx));
362        Ok(rx.await?)
363    }
364
365    /// Sends a message to the [`NetworkManager`](crate::NetworkManager) to remove a peer from the
366    /// set corresponding to given kind.
367    fn remove_peer(&self, peer: PeerId, kind: PeerKind) {
368        self.send_message(NetworkHandleMessage::RemovePeer(peer, kind))
369    }
370
371    /// Sends a message to the [`NetworkManager`](crate::NetworkManager)  to disconnect an existing
372    /// connection to the given peer.
373    fn disconnect_peer(&self, peer: PeerId) {
374        self.send_message(NetworkHandleMessage::DisconnectPeer(peer, None))
375    }
376
377    /// Sends a message to the [`NetworkManager`](crate::NetworkManager)  to disconnect an existing
378    /// connection to the given peer using the provided reason
379    fn disconnect_peer_with_reason(&self, peer: PeerId, reason: DisconnectReason) {
380        self.send_message(NetworkHandleMessage::DisconnectPeer(peer, Some(reason)))
381    }
382
383    /// Sends a message to the [`NetworkManager`](crate::NetworkManager) to ban the given peer and
384    /// disconnect an active non-trusted session if one exists.
385    fn ban_peer(&self, peer: PeerId) {
386        self.send_message(NetworkHandleMessage::BanPeer(peer))
387    }
388
389    /// Sends a message to the [`NetworkManager`](crate::NetworkManager) to unban the given peer.
390    fn unban_peer(&self, peer: PeerId) {
391        self.send_message(NetworkHandleMessage::UnbanPeer(peer))
392    }
393
394    /// Sends a message to the [`NetworkManager`](crate::NetworkManager) to connect to the given
395    /// peer.
396    ///
397    /// This will add a new entry for the given peer if it isn't tracked yet.
398    /// If it is tracked then the peer is updated with the given information.
399    fn connect_peer_kind(
400        &self,
401        peer_id: PeerId,
402        kind: PeerKind,
403        tcp_addr: SocketAddr,
404        udp_addr: Option<SocketAddr>,
405    ) {
406        self.send_message(NetworkHandleMessage::ConnectPeer(
407            peer_id,
408            kind,
409            PeerAddr::new(tcp_addr, udp_addr),
410        ))
411    }
412
413    /// Send a reputation change for the given peer.
414    fn reputation_change(&self, peer_id: PeerId, kind: ReputationChangeKind) {
415        self.send_message(NetworkHandleMessage::ReputationChange(peer_id, kind));
416    }
417
418    async fn reputation_by_id(&self, peer_id: PeerId) -> Result<Option<Reputation>, NetworkError> {
419        let (tx, rx) = oneshot::channel();
420        let _ = self.manager().send(NetworkHandleMessage::GetReputationById(peer_id, tx));
421        Ok(rx.await?)
422    }
423}
424
425impl<N: NetworkPrimitives> PeersHandleProvider for NetworkHandle<N> {
426    fn peers_handle(&self) -> &PeersHandle {
427        &self.inner.peers
428    }
429}
430
431impl<N: NetworkPrimitives> NetworkInfo for NetworkHandle<N> {
432    fn local_addr(&self) -> SocketAddr {
433        *self.inner.listener_address.lock()
434    }
435
436    async fn network_status(&self) -> Result<NetworkStatus, NetworkError> {
437        let (tx, rx) = oneshot::channel();
438        let _ = self.manager().send(NetworkHandleMessage::GetStatus(tx));
439        rx.await.map_err(Into::into)
440    }
441
442    fn chain_id(&self) -> u64 {
443        self.inner.chain_id.load(Ordering::Relaxed)
444    }
445
446    fn cell_custody(&self) -> &CellCustody {
447        &self.inner.cell_custody
448    }
449
450    fn is_syncing(&self) -> bool {
451        SyncStateProvider::is_syncing(self)
452    }
453
454    fn is_initially_syncing(&self) -> bool {
455        SyncStateProvider::is_initially_syncing(self)
456    }
457}
458
459impl<N: NetworkPrimitives> SyncStateProvider for NetworkHandle<N> {
460    fn is_syncing(&self) -> bool {
461        self.inner.is_syncing.load(Ordering::Relaxed)
462    }
463    // used to guard the txpool
464    fn is_initially_syncing(&self) -> bool {
465        if self.inner.initial_sync_done.load(Ordering::Relaxed) {
466            return false
467        }
468        self.inner.is_syncing.load(Ordering::Relaxed)
469    }
470}
471
472impl<N: NetworkPrimitives> NetworkSyncUpdater for NetworkHandle<N> {
473    fn update_sync_state(&self, state: SyncState) {
474        let future_state = state.is_syncing();
475        let prev_state = self.inner.is_syncing.swap(future_state, Ordering::Relaxed);
476        let syncing_to_idle_state_transition = prev_state && !future_state;
477        if syncing_to_idle_state_transition {
478            self.inner.initial_sync_done.store(true, Ordering::Relaxed);
479        }
480    }
481
482    /// Update the status of the node.
483    fn update_status(&self, head: Head) {
484        self.send_message(NetworkHandleMessage::StatusUpdate { head });
485    }
486
487    /// Updates the advertised block range.
488    fn update_block_range(&self, update: reth_eth_wire::BlockRangeUpdate) {
489        self.send_message(NetworkHandleMessage::InternalBlockRangeUpdate(update));
490    }
491}
492
493impl<N: NetworkPrimitives> BlockDownloaderProvider for NetworkHandle<N> {
494    type Client = FetchClient<N>;
495
496    async fn fetch_client(&self) -> Result<Self::Client, oneshot::error::RecvError> {
497        let (tx, rx) = oneshot::channel();
498        let _ = self.manager().send(NetworkHandleMessage::FetchClient(tx));
499        rx.await
500    }
501}
502
503#[derive(Debug)]
504struct NetworkInner<N: NetworkPrimitives = EthNetworkPrimitives> {
505    /// Number of active peer sessions the node's currently handling.
506    num_active_peers: Arc<AtomicUsize>,
507    /// Sender half of the message channel to the [`crate::NetworkManager`].
508    to_manager_tx: UnboundedSender<NetworkHandleMessage<N>>,
509    /// The local address that accepts incoming connections.
510    listener_address: Arc<Mutex<SocketAddr>>,
511    /// The secret key used for authenticating sessions.
512    secret_key: SecretKey,
513    /// The identifier used by this node.
514    local_peer_id: PeerId,
515    /// Access to all the nodes.
516    peers: PeersHandle,
517    /// The mode of the network
518    network_mode: NetworkMode,
519    /// Represents if the network is currently syncing.
520    is_syncing: Arc<AtomicBool>,
521    /// Used to differentiate between an initial pipeline sync or a live sync
522    initial_sync_done: Arc<AtomicBool>,
523    /// The chain id
524    chain_id: Arc<AtomicU64>,
525    /// Shared blob cell custody bitmap.
526    cell_custody: CellCustody,
527    /// Whether to disable transaction gossip
528    tx_gossip_disabled: bool,
529    /// The instance of the discv4 service
530    discv4: Option<Discv4>,
531    /// The instance of the discv5 service
532    discv5: Option<Discv5>,
533    /// Sender for high level network events.
534    event_sender: EventSender<NetworkEvent<PeerRequest<N>>>,
535    /// The NAT resolver
536    nat: Option<NatResolver>,
537}
538
539/// Provides access to modify the network's additional protocol handlers.
540pub trait NetworkProtocols: Send + Sync {
541    /// Adds an additional protocol handler to the `RLPx` sub-protocol list.
542    fn add_rlpx_sub_protocol(&self, protocol: RlpxSubProtocol);
543}
544
545/// Internal messages that can be passed to the  [`NetworkManager`](crate::NetworkManager).
546#[derive(Debug)]
547pub(crate) enum NetworkHandleMessage<N: NetworkPrimitives = EthNetworkPrimitives> {
548    /// Marks a peer as trusted.
549    AddTrustedPeerId(PeerId),
550    /// Adds a trusted peer that may use a hostname, registering it for periodic DNS re-resolution.
551    AddTrustedPeerNode(TrustedPeer),
552    /// Adds an address for a peer, including its ID, kind, and socket address.
553    AddPeerAddress(PeerId, Option<PeerKind>, PeerAddr),
554    /// Removes a peer from the peerset corresponding to the given kind.
555    RemovePeer(PeerId, PeerKind),
556    /// Disconnects a connection to a peer if it exists, optionally providing a disconnect reason.
557    DisconnectPeer(PeerId, Option<DisconnectReason>),
558    /// Bans a peer and disconnects an active non-trusted session if one exists.
559    BanPeer(PeerId),
560    /// Unbans a peer.
561    UnbanPeer(PeerId),
562    /// Broadcasts an event to announce a new block to all nodes.
563    AnnounceBlock(N::NewBlockPayload, B256),
564    /// Sends a list of transactions to the given peer.
565    SendTransaction {
566        /// The ID of the peer to which the transactions are sent.
567        peer_id: PeerId,
568        /// The shared transactions to send.
569        msg: SharedTransactions<N::BroadcastedTransaction>,
570    },
571    /// Sends a list of transaction hashes to the given peer.
572    SendPooledTransactionHashes {
573        /// The ID of the peer to which the transaction hashes are sent.
574        peer_id: PeerId,
575        /// The new pooled transaction hashes to send.
576        msg: NewPooledTransactionHashes,
577    },
578    /// Sends an `eth` protocol request to the peer.
579    EthRequest {
580        /// The peer to send the request to.
581        peer_id: PeerId,
582        /// The request to send to the peer's sessions.
583        request: PeerRequest<N>,
584    },
585    /// Sends an `eth` protocol message to the peer.
586    EthMessage {
587        /// The peer to send the message to.
588        peer_id: PeerId,
589        /// The `eth` protocol message to send to the peer's session.
590        message: PeerMessage<N>,
591    },
592    /// Applies a reputation change to the given peer.
593    ReputationChange(PeerId, ReputationChangeKind),
594    /// Returns the client that can be used to interact with the network.
595    FetchClient(oneshot::Sender<FetchClient<N>>),
596    /// Applies a status update.
597    StatusUpdate {
598        /// The head status to apply.
599        head: Head,
600    },
601    /// Retrieves the current status via a oneshot sender.
602    GetStatus(oneshot::Sender<NetworkStatus>),
603    /// Gets `PeerInfo` for the specified peer IDs.
604    GetPeerInfosByIds(Vec<PeerId>, oneshot::Sender<Vec<PeerInfo>>),
605    /// Gets `PeerInfo` from all the peers via a oneshot sender.
606    GetPeerInfos(oneshot::Sender<Vec<PeerInfo>>),
607    /// Gets `PeerInfo` for a specific peer via a oneshot sender.
608    GetPeerInfoById(PeerId, oneshot::Sender<Option<PeerInfo>>),
609    /// Gets `PeerInfo` for a specific peer kind via a oneshot sender.
610    GetPeerInfosByPeerKind(PeerKind, oneshot::Sender<Vec<PeerInfo>>),
611    /// Gets the reputation for a specific peer via a oneshot sender.
612    GetReputationById(PeerId, oneshot::Sender<Option<Reputation>>),
613    /// Retrieves the `TransactionsHandle` via a oneshot sender.
614    GetTransactionsHandle(oneshot::Sender<Option<TransactionsHandle<N>>>),
615    /// Initiates a graceful shutdown of the network via a oneshot sender.
616    Shutdown(oneshot::Sender<()>),
617    /// Sets the network state between hibernation and active.
618    SetNetworkState(NetworkConnectionState),
619    /// Adds a new listener for `DiscoveryEvent`.
620    DiscoveryListener(UnboundedSender<DiscoveryEvent>),
621    /// Adds an additional `RlpxSubProtocol`.
622    AddRlpxSubProtocol(RlpxSubProtocol),
623    /// Connect to the given peer.
624    ConnectPeer(PeerId, PeerKind, PeerAddr),
625    /// Message to update the node's advertised block range information.
626    InternalBlockRangeUpdate(BlockRangeUpdate),
627}
reth_network/network.rs

reth_network/
network.rs
