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use std::net::SocketAddr;
use std::sync::Arc;
use std::time::Duration;
use tokio_tcp::TcpStream;
use proto::tcp::{TcpClientConnect, TcpClientStream};
use proto::xfer::{DnsMultiplexer, DnsMultiplexerConnect, DnsRequestSender};
use client::ClientConnection;
use error::*;
use rr::dnssec::Signer;
#[derive(Clone)]
pub struct TcpClientConnection {
name_server: SocketAddr,
timeout: Duration,
}
impl TcpClientConnection {
pub fn new(name_server: SocketAddr) -> ClientResult<Self> {
Self::with_timeout(name_server, Duration::from_secs(5))
}
pub fn with_timeout(name_server: SocketAddr, timeout: Duration) -> ClientResult<Self> {
Ok(TcpClientConnection {
name_server,
timeout,
})
}
}
impl ClientConnection for TcpClientConnection {
type Sender = DnsMultiplexer<TcpClientStream<TcpStream>, Signer>;
type Response = <Self::Sender as DnsRequestSender>::DnsResponseFuture;
type SenderFuture = DnsMultiplexerConnect<TcpClientConnect, TcpClientStream<TcpStream>, Signer>;
fn new_stream(&self, signer: Option<Arc<Signer>>) -> Self::SenderFuture {
let (tcp_client_stream, handle) =
TcpClientStream::<TcpStream>::with_timeout(self.name_server, self.timeout);
DnsMultiplexer::new(tcp_client_stream, handle, signer)
}
}