solana/udp-client/src/lib.rs

114 lines
3.0 KiB
Rust

#![allow(clippy::integer_arithmetic)]
pub mod nonblocking;
pub mod udp_client;
use {
crate::{
nonblocking::udp_client::UdpClientConnection as NonblockingUdpConnection,
udp_client::UdpClientConnection as BlockingUdpConnection,
},
solana_connection_cache::{
connection_cache::{
BaseClientConnection, ClientError, ConnectionManager, ConnectionPool,
ConnectionPoolError, NewConnectionConfig, Protocol,
},
connection_cache_stats::ConnectionCacheStats,
},
std::{
net::{IpAddr, Ipv4Addr, SocketAddr, UdpSocket},
sync::Arc,
},
};
pub struct UdpPool {
connections: Vec<Arc<Udp>>,
}
impl ConnectionPool for UdpPool {
type BaseClientConnection = Udp;
type NewConnectionConfig = UdpConfig;
fn add_connection(&mut self, config: &Self::NewConnectionConfig, addr: &SocketAddr) {
let connection = self.create_pool_entry(config, addr);
self.connections.push(connection);
}
fn num_connections(&self) -> usize {
self.connections.len()
}
fn get(&self, index: usize) -> Result<Arc<Self::BaseClientConnection>, ConnectionPoolError> {
self.connections
.get(index)
.cloned()
.ok_or(ConnectionPoolError::IndexOutOfRange)
}
fn create_pool_entry(
&self,
config: &Self::NewConnectionConfig,
_addr: &SocketAddr,
) -> Arc<Self::BaseClientConnection> {
Arc::new(Udp(config.udp_socket.clone()))
}
}
pub struct UdpConfig {
udp_socket: Arc<UdpSocket>,
}
impl NewConnectionConfig for UdpConfig {
fn new() -> Result<Self, ClientError> {
let socket = solana_net_utils::bind_with_any_port(IpAddr::V4(Ipv4Addr::UNSPECIFIED))
.map_err(Into::<ClientError>::into)?;
Ok(Self {
udp_socket: Arc::new(socket),
})
}
}
pub struct Udp(Arc<UdpSocket>);
impl BaseClientConnection for Udp {
type BlockingClientConnection = BlockingUdpConnection;
type NonblockingClientConnection = NonblockingUdpConnection;
fn new_blocking_connection(
&self,
addr: SocketAddr,
_stats: Arc<ConnectionCacheStats>,
) -> Arc<Self::BlockingClientConnection> {
Arc::new(BlockingUdpConnection::new_from_addr(self.0.clone(), addr))
}
fn new_nonblocking_connection(
&self,
addr: SocketAddr,
_stats: Arc<ConnectionCacheStats>,
) -> Arc<Self::NonblockingClientConnection> {
Arc::new(NonblockingUdpConnection::new_from_addr(
self.0.try_clone().unwrap(),
addr,
))
}
}
#[derive(Default)]
pub struct UdpConnectionManager {}
impl ConnectionManager for UdpConnectionManager {
type ConnectionPool = UdpPool;
type NewConnectionConfig = UdpConfig;
const PROTOCOL: Protocol = Protocol::UDP;
fn new_connection_pool(&self) -> Self::ConnectionPool {
UdpPool {
connections: Vec::default(),
}
}
fn new_connection_config(&self) -> Self::NewConnectionConfig {
UdpConfig::new().unwrap()
}
}