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use async_std::net::TcpStream;
use std::{future::Future, io::Result, net::SocketAddr};
use trillium_server_common::{async_trait, Connector, Url};
#[derive(Default, Debug, Clone, Copy)]
pub struct ClientConfig {
pub nodelay: Option<bool>,
pub ttl: Option<u32>,
}
#[derive(Clone, Debug, Copy)]
pub struct TcpConnector;
#[async_trait]
impl Connector for TcpConnector {
type Config = ClientConfig;
type Transport = TcpStream;
fn peer_addr(transport: &Self::Transport) -> Result<SocketAddr> {
transport.peer_addr()
}
async fn connect(url: &Url, config: &Self::Config) -> Result<Self::Transport> {
let socket_addrs = url.socket_addrs(|| None)?;
if url.scheme() != "http" {
Err(std::io::Error::new(
std::io::ErrorKind::InvalidInput,
format!("unknown scheme {}", url.scheme()),
))
} else {
let tcp = Self::Transport::connect(&socket_addrs[..]).await?;
if let Some(nodelay) = config.nodelay {
tcp.set_nodelay(nodelay)?;
}
if let Some(ttl) = config.ttl {
tcp.set_ttl(ttl)?;
}
Ok(tcp)
}
}
fn spawn<Fut>(future: Fut)
where
Fut: Future + Send + 'static,
<Fut as Future>::Output: Send,
{
async_std::task::spawn(future);
}
}