feat: add network request proxy example (#13974)

crates/net/network/src/config.rs

@@ -369,6 +369,12 @@ impl<N: NetworkPrimitives> NetworkConfigBuilder<N> {
         self
     }
 
+    /// Launches the network with an unused network and discovery port
+    /// This is useful for testing.
+    pub fn with_unused_ports(self) -> Self {
+        self.with_unused_discovery_port().with_unused_listener_port()
+    }
+
     /// Sets the discovery port to an unused port.
     /// This is useful for testing.
     pub fn with_unused_discovery_port(self) -> Self {

crates/net/network/src/lib.rs

@@ -168,3 +168,6 @@ pub use metrics::TxTypesCounter;
 pub use network::{NetworkHandle, NetworkProtocols};
 pub use swarm::NetworkConnectionState;
 pub use transactions::{FilterAnnouncement, MessageFilter, ValidateTx68};
+
+/// re-export p2p interfaces
+pub use reth_network_p2p as p2p;

crates/net/network/src/manager.rs

@@ -159,6 +159,16 @@ impl NetworkManager {
 }
 
 impl<N: NetworkPrimitives> NetworkManager<N> {
+    /// Sets the dedicated channel for events indented for the
+    /// [`TransactionsManager`](crate::transactions::TransactionsManager).
+    pub fn with_transactions(
+        mut self,
+        tx: mpsc::UnboundedSender<NetworkTransactionEvent<N>>,
+    ) -> Self {
+        self.set_transactions(tx);
+        self
+    }
+
     /// Sets the dedicated channel for events indented for the
     /// [`TransactionsManager`](crate::transactions::TransactionsManager).
     pub fn set_transactions(&mut self, tx: mpsc::UnboundedSender<NetworkTransactionEvent<N>>) {
@@ -166,6 +176,13 @@ impl<N: NetworkPrimitives> NetworkManager<N> {
             Some(UnboundedMeteredSender::new(tx, NETWORK_POOL_TRANSACTIONS_SCOPE));
     }
 
+    /// Sets the dedicated channel for events indented for the
+    /// [`EthRequestHandler`](crate::eth_requests::EthRequestHandler).
+    pub fn with_eth_request_handler(mut self, tx: mpsc::Sender<IncomingEthRequest<N>>) -> Self {
+        self.set_eth_request_handler(tx);
+        self
+    }
+
     /// Sets the dedicated channel for events indented for the
     /// [`EthRequestHandler`](crate::eth_requests::EthRequestHandler).
     pub fn set_eth_request_handler(&mut self, tx: mpsc::Sender<IncomingEthRequest<N>>) {